Unity-Technologies
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emscripten
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emscripten/tests/test_core.py

6462 строки
224 KiB
Python
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# coding=utf-8
import glob, hashlib, os, re, shutil, subprocess, sys
import tools.shared
from tools.shared import *
from runner import RunnerCore, path_from_root, checked_sanity, test_modes, get_bullet_library
class T(RunnerCore): # Short name, to make it more fun to use manually on the commandline
def is_le32(self):
return not ('i386-pc-linux-gnu' in COMPILER_OPTS or self.env.get('EMCC_LLVM_TARGET') == 'i386-pc-linux-gnu')
def test_hello_world(self):
test_path = path_from_root('tests', 'core', 'test_hello_world')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
assert 'EMSCRIPTEN_GENERATED_FUNCTIONS' not in open(self.in_dir('src.cpp.o.js')).read(), 'must not emit this unneeded internal thing'
def test_intvars(self):
if self.emcc_args == None: return self.skip('needs ta2')
test_path = path_from_root('tests', 'core', 'test_intvars')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sintvars(self):
Settings.CORRECT_SIGNS = 1 # Relevant to this test
Settings.CORRECT_OVERFLOWS = 0 # We should not need overflow correction to get this right
test_path = path_from_root('tests', 'core', 'test_sintvars')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, force_c=True)
def test_i64(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('i64 mode 1 requires ta2')
src = '''
#include <stdio.h>
int main()
{
long long a = 0x2b00505c10;
long long b = a >> 29;
long long c = a >> 32;
long long d = a >> 34;
printf("*%Ld,%Ld,%Ld,%Ld*\\n", a, b, c, d);
unsigned long long ua = 0x2b00505c10;
unsigned long long ub = ua >> 29;
unsigned long long uc = ua >> 32;
unsigned long long ud = ua >> 34;
printf("*%Ld,%Ld,%Ld,%Ld*\\n", ua, ub, uc, ud);
long long x = 0x0000def123450789ULL; // any bigger than this, and we
long long y = 0x00020ef123456089ULL; // start to run into the double precision limit!
printf("*%Ld,%Ld,%Ld,%Ld,%Ld*\\n", x, y, x | y, x & y, x ^ y, x >> 2, y << 2);
printf("*");
long long z = 13;
int n = 0;
while (z > 1) {
printf("%.2f,", (float)z); // these must be integers!
z = z >> 1;
n++;
}
printf("*%d*\\n", n);
return 0;
}
'''
self.do_run(src, '*184688860176,344,43,10*\n*184688860176,344,43,10*\n*245127260211081,579378795077769,808077213656969,16428841631881,791648372025088*\n*13.00,6.00,3.00,*3*')
src = r'''
#include <time.h>
#include <stdio.h>
#include <stdint.h>
int64_t returner1() { return 0x0000def123450789ULL; }
int64_t returner2(int test) {
while (test > 10) test /= 2; // confuse the compiler so it doesn't eliminate this function
return test > 5 ? 0x0000def123450123ULL : 0ULL;
}
void modifier1(int64_t t) {
t |= 12;
printf("m1: %Ld\n", t);
}
void modifier2(int64_t &t) {
t |= 12;
}
int truthy() {
int x = time(0);
while (x > 10) {
x |= 7;
x /= 2;
}
return x < 3;
}
struct IUB {
int c;
long long d;
};
IUB iub[] = {
{ 55, 17179869201 },
{ 122, 25769803837 },
};
int main(int argc, char **argv)
{
int64_t x1 = 0x1234def123450789ULL;
int64_t x2 = 0x1234def123450788ULL;
int64_t x3 = 0x1234def123450789ULL;
printf("*%Ld\n%d,%d,%d,%d,%d\n%d,%d,%d,%d,%d*\n", x1, x1==x2, x1<x2, x1<=x2, x1>x2, x1>=x2, // note: some rounding in the printing!
x1==x3, x1<x3, x1<=x3, x1>x3, x1>=x3);
printf("*%Ld*\n", returner1());
printf("*%Ld*\n", returner2(30));
uint64_t maxx = -1ULL;
printf("*%Lu*\n*%Lu*\n", maxx, maxx >> 5);
// Make sure params are not modified if they shouldn't be
int64_t t = 123;
modifier1(t);
printf("*%Ld*\n", t);
modifier2(t);
printf("*%Ld*\n", t);
// global structs with i64s
printf("*%d,%Ld*\n*%d,%Ld*\n", iub[0].c, iub[0].d, iub[1].c, iub[1].d);
// Bitshifts
{
int64_t a = -1;
int64_t b = a >> 29;
int64_t c = a >> 32;
int64_t d = a >> 34;
printf("*%Ld,%Ld,%Ld,%Ld*\n", a, b, c, d);
uint64_t ua = -1;
int64_t ub = ua >> 29;
int64_t uc = ua >> 32;
int64_t ud = ua >> 34;
printf("*%Ld,%Ld,%Ld,%Ld*\n", ua, ub, uc, ud);
}
// Nonconstant bitshifts
{
int64_t a = -1;
int64_t b = a >> (29 - argc + 1);
int64_t c = a >> (32 - argc + 1);
int64_t d = a >> (34 - argc + 1);
printf("*%Ld,%Ld,%Ld,%Ld*\n", a, b, c, d);
uint64_t ua = -1;
int64_t ub = ua >> (29 - argc + 1);
int64_t uc = ua >> (32 - argc + 1);
int64_t ud = ua >> (34 - argc + 1);
printf("*%Ld,%Ld,%Ld,%Ld*\n", ua, ub, uc, ud);
}
// Math mixtures with doubles
{
uint64_t a = 5;
double b = 6.8;
uint64_t c = a * b;
if (truthy()) printf("*%d,%d,%d*\n", (int)&a, (int)&b, (int)&c); // printing addresses prevents optimizations
printf("*prod:%llu*\n", c);
}
// Basic (rounded, for now) math. Just check compilation.
int64_t a = 0x1234def123450789ULL;
a--; if (truthy()) a--; // confuse optimizer
int64_t b = 0x1234000000450789ULL;
b++; if (truthy()) b--; // confuse optimizer
printf("*%Ld,%Ld,%Ld,%Ld*\n", (a+b)/5000, (a-b)/5000, (a*3)/5000, (a/5)/5000);
a -= 17; if (truthy()) a += 5; // confuse optimizer
b -= 17; if (truthy()) b += 121; // confuse optimizer
printf("*%Lx,%Lx,%Lx,%Lx*\n", b - a, b - a/2, b/2 - a, b - 20);
if (truthy()) a += 5/b; // confuse optimizer
if (truthy()) b += 121*(3+a/b); // confuse optimizer
printf("*%Lx,%Lx,%Lx,%Lx*\n", a - b, a - b/2, a/2 - b, a - 20);
return 0;
}
'''
self.do_run(src, '*1311918518731868041\n' +
'0,0,0,1,1\n' +
'1,0,1,0,1*\n' +
'*245127260211081*\n' +
'*245127260209443*\n' +
'*18446744073709551615*\n' +
'*576460752303423487*\n' +
'm1: 127\n' +
'*123*\n' +
'*127*\n' +
'*55,17179869201*\n' +
'*122,25769803837*\n' +
'*-1,-1,-1,-1*\n' +
'*-1,34359738367,4294967295,1073741823*\n' +
'*-1,-1,-1,-1*\n' +
'*-1,34359738367,4294967295,1073741823*\n' +
'*prod:34*\n' +
'*524718382041609,49025451137,787151111239120,52476740749274*\n' +
'*ffff210edd000002,91990876ea283be,f6e5210edcdd7c45,1234000000450765*\n' +
'*def122fffffe,91adef1232283bb,f6e66f78915d7c42,1234def123450763*\n')
src = r'''
#include <stdio.h>
#include <limits>
int main()
{
long long i,j,k;
i = 0;
j = -1,
k = 1;
printf( "*\n" );
printf( "%s\n", i > j ? "Ok": "Fail" );
printf( "%s\n", k > i ? "Ok": "Fail" );
printf( "%s\n", k > j ? "Ok": "Fail" );
printf( "%s\n", i < j ? "Fail": "Ok" );
printf( "%s\n", k < i ? "Fail": "Ok" );
printf( "%s\n", k < j ? "Fail": "Ok" );
printf( "%s\n", (i-j) >= k ? "Ok": "Fail" );
printf( "%s\n", (i-j) <= k ? "Ok": "Fail" );
printf( "%s\n", i > std::numeric_limits<long long>::min() ? "Ok": "Fail" );
printf( "%s\n", i < std::numeric_limits<long long>::max() ? "Ok": "Fail" );
printf( "*\n" );
}
'''
self.do_run(src, '*\nOk\nOk\nOk\nOk\nOk\nOk\nOk\nOk\nOk\nOk\n*')
# stuff that also needs sign corrections
Settings.CORRECT_SIGNS = 1
src = r'''
#include <stdio.h>
#include <stdint.h>
int main()
{
// i32 vs i64
int32_t small = -1;
int64_t large = -1;
printf("*%d*\n", small == large);
small++;
printf("*%d*\n", small == large);
uint32_t usmall = -1;
uint64_t ularge = -1;
printf("*%d*\n", usmall == ularge);
return 0;
}
'''
self.do_run(src, '*1*\n*0*\n*0*\n')
def test_i64_b(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_b')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_cmp(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_cmp')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_cmp2(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_cmp2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_double(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_double')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_umul(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_umul')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_precise(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
src = r'''
#include <inttypes.h>
#include <stdio.h>
int main() {
uint64_t x = 0, y = 0;
for (int i = 0; i < 64; i++) {
x += 1ULL << i;
y += x;
x /= 3;
y *= 5;
printf("unsigned %d: %llu,%llu,%llu,%llu,%llu,%llu,%llu,%llu,%llu\n", i, x, y, x+y, x-y, x*y, y ? x/y : 0, x ? y/x : 0, y ? x%y : 0, x ? y%x : 0);
}
int64_t x2 = 0, y2 = 0;
for (int i = 0; i < 64; i++) {
x2 += 1LL << i;
y2 += x2;
x2 /= 3 * (i % 7 ? -1 : 1);
y2 *= 5 * (i % 2 ? -1 : 1);
printf("signed %d: %lld,%lld,%lld,%lld,%lld,%lld,%lld,%lld,%lld\n", i, x2, y2, x2+y2, x2-y2, x2*y2, y2 ? x2/y2 : 0, x2 ? y2/x2 : 0, y2 ? x2%y2 : 0, x2 ? y2%x2 : 0);
}
return 0;
}
'''
self.do_run(src, open(path_from_root('tests', 'i64_precise.txt')).read())
# Verify that even if we ask for precision, if it is not needed it is not included
Settings.PRECISE_I64_MATH = 1
src = '''
#include <inttypes.h>
#include <stdio.h>
int main(int argc, char **argv) {
uint64_t x = 2125299906845564, y = 1225891506842664;
if (argc == 12) {
x = x >> 1;
y = y >> 1;
}
x = x & 12ULL;
y = y | 12ULL;
x = x ^ y;
x <<= 2;
y >>= 3;
printf("*%llu, %llu*\\n", x, y);
}
'''
self.do_run(src, '*4903566027370624, 153236438355333*')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
code = open(os.path.join(self.get_dir(), 'src.cpp.o.js')).read()
assert 'goog.math.Long' not in code, 'i64 precise math should not have been included if not actually used'
# But if we force it to be included, it is. First, a case where we don't need it
Settings.PRECISE_I64_MATH = 2
self.do_run(open(path_from_root('tests', 'hello_world.c')).read(), 'hello')
code = open(os.path.join(self.get_dir(), 'src.cpp.o.js')).read()
assert 'goog.math.Long' in code, 'i64 precise math should be included if forced'
# and now one where we do
self.do_run(r'''
#include <stdio.h>
int main( int argc, char ** argv )
{
unsigned long a = 0x60DD1695U;
unsigned long b = 0xCA8C4E7BU;
unsigned long long c = (unsigned long long)a * b;
printf( "c = %016llx\n", c );
return 0;
}
''', 'c = 4ca38a6bd2973f97')
def test_i64_llabs(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
Settings.PRECISE_I64_MATH = 2
test_path = path_from_root('tests', 'core', 'test_i64_llabs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_zextneg(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_zextneg')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_7z(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_7z')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, ['hallo'])
def test_i64_i16(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_i16')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_qdouble(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_qdouble')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i64_varargs(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
test_path = path_from_root('tests', 'core', 'test_i64_varargs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, 'waka fleefl asdfasdfasdfasdf'.split(' '))
def test_i32_mul_precise(self):
if self.emcc_args == None: return self.skip('needs ta2')
test_path = path_from_root('tests', 'core', 'test_i32_mul_precise')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i32_mul_semiprecise(self):
if Settings.ASM_JS: return self.skip('asm is always fully precise')
Settings.PRECISE_I32_MUL = 0 # we want semiprecise here
test_path = path_from_root('tests', 'core', 'test_i32_mul_semiprecise')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_i16_emcc_intrinsic(self):
Settings.CORRECT_SIGNS = 1 # Relevant to this test
test_path = path_from_root('tests', 'core', 'test_i16_emcc_intrinsic')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_double_i64_conversion(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2')
test_path = path_from_root('tests', 'core', 'test_double_i64_conversion')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_float32_precise(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Settings.PRECISE_F32 = 1
test_path = path_from_root('tests', 'core', 'test_float32_precise')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_negative_zero(self):
test_path = path_from_root('tests', 'core', 'test_negative_zero')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_literal_negative_zero(self):
if self.emcc_args == None: return self.skip('needs emcc')
test_path = path_from_root('tests', 'core', 'test_literal_negative_zero')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_llvm_intrinsics(self):
if self.emcc_args == None: return self.skip('needs ta2')
Settings.PRECISE_I64_MATH = 2 # for bswap64
test_path = path_from_root('tests', 'core', 'test_llvm_intrinsics')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_bswap64(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2')
test_path = path_from_root('tests', 'core', 'test_bswap64')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sha1(self):
if self.emcc_args == None: return self.skip('needs ta2')
self.do_run(open(path_from_root('tests', 'sha1.c')).read(), 'SHA1=15dd99a1991e0b3826fede3deffc1feba42278e6')
def test_cube2md5(self):
if self.emcc_args == None: return self.skip('needs emcc')
if not self.is_le32(): return self.skip('le32 needed for accurate math')
self.emcc_args += ['--embed-file', 'cube2md5.txt']
shutil.copyfile(path_from_root('tests', 'cube2md5.txt'), os.path.join(self.get_dir(), 'cube2md5.txt'))
self.do_run(open(path_from_root('tests', 'cube2md5.cpp')).read(), open(path_from_root('tests', 'cube2md5.ok')).read())
def test_cube2hash(self):
try:
old_chunk_size = os.environ.get('EMSCRIPT_MAX_CHUNK_SIZE') or ''
os.environ['EMSCRIPT_MAX_CHUNK_SIZE'] = '1' # test splitting out each function to a chunk in emscripten.py (21 functions here)
# A good test of i64 math
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2 C-style memory aliasing')
self.do_run('', 'Usage: hashstring <seed>',
libraries=self.get_library('cube2hash', ['cube2hash.bc'], configure=None),
includes=[path_from_root('tests', 'cube2hash')])
for text, output in [('fleefl', '892BDB6FD3F62E863D63DA55851700FDE3ACF30204798CE9'),
('fleefl2', 'AA2CC5F96FC9D540CA24FDAF1F71E2942753DB83E8A81B61'),
('64bitisslow', '64D8470573635EC354FEE7B7F87C566FCAF1EFB491041670')]:
self.do_run('', 'hash value: ' + output, [text], no_build=True)
finally:
os.environ['EMSCRIPT_MAX_CHUNK_SIZE'] = old_chunk_size
assert 'asm1' in test_modes
if self.run_name == 'asm1' and not os.environ.get('EMCC_FAST_COMPILER'):
assert Settings.RELOOP
generated = open('src.cpp.o.js').read()
main = generated[generated.find('function _main'):]
main = main[:main.find('\n}')]
num_vars = 0
for v in re.findall('var [^;]+;', main):
num_vars += v.count(',') + 1
assert num_vars == 10, 'no variable elimination should have been run, but seeing %d' % num_vars
def test_unaligned(self):
if Settings.QUANTUM_SIZE == 1: return self.skip('No meaning to unaligned addresses in q1')
src = r'''
#include<stdio.h>
struct S {
double x;
int y;
};
int main() {
// the 64-bit value here will not be 8-byte aligned
S s0[3] = { {0x12a751f430142, 22}, {0x17a5c85bad144, 98}, {1, 1}};
char buffer[10*sizeof(S)];
int b = int(buffer);
S *s = (S*)(b + 4-b%8);
s[0] = s0[0];
s[1] = s0[1];
s[2] = s0[2];
printf("*%d : %d : %d\n", sizeof(S), ((unsigned int)&s[0]) % 8 != ((unsigned int)&s[1]) % 8,
((unsigned int)&s[1]) - ((unsigned int)&s[0]));
s[0].x++;
s[0].y++;
s[1].x++;
s[1].y++;
printf("%.1f,%d,%.1f,%d\n", s[0].x, s[0].y, s[1].x, s[1].y);
return 0;
}
'''
# TODO: A version of this with int64s as well
if self.is_le32():
return self.skip('LLVM marks the reads of s as fully aligned, making this test invalid')
else:
self.do_run(src, '*12 : 1 : 12\n328157500735811.0,23,416012775903557.0,99\n')
return # TODO: continue to the next part here
# Test for undefined behavior in C. This is not legitimate code, but does exist
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('No meaning to unaligned addresses without t2')
src = r'''
#include <stdio.h>
int main()
{
int x[10];
char *p = (char*)&x[0];
p++;
short *q = (short*)p;
*q = 300;
printf("*%d:%d*\n", *q, ((int)q)%2);
int *r = (int*)p;
*r = 515559;
printf("*%d*\n", *r);
long long *t = (long long*)p;
*t = 42949672960;
printf("*%Ld*\n", *t);
return 0;
}
'''
try:
self.do_run(src, '*300:1*\n*515559*\n*42949672960*\n')
except Exception, e:
assert 'must be aligned' in str(e), e # expected to fail without emulation
def test_align64(self):
src = r'''
#include <stdio.h>
// inspired by poppler
enum Type {
A = 10,
B = 20
};
struct Object {
Type type;
union {
int intg;
double real;
char *name;
};
};
struct Principal {
double x;
Object a;
double y;
};
int main(int argc, char **argv)
{
int base = argc-1;
Object *o = NULL;
printf("%d,%d\n", sizeof(Object), sizeof(Principal));
printf("%d,%d,%d,%d\n", (int)&o[base].type, (int)&o[base].intg, (int)&o[base].real, (int)&o[base].name);
printf("%d,%d,%d,%d\n", (int)&o[base+1].type, (int)&o[base+1].intg, (int)&o[base+1].real, (int)&o[base+1].name);
Principal p, q;
p.x = p.y = q.x = q.y = 0;
p.a.type = A;
p.a.real = 123.456;
*(&q.a) = p.a;
printf("%.2f,%d,%.2f,%.2f : %.2f,%d,%.2f,%.2f\n", p.x, p.a.type, p.a.real, p.y, q.x, q.a.type, q.a.real, q.y);
return 0;
}
'''
if self.is_le32():
self.do_run(src, '''16,32
0,8,8,8
16,24,24,24
0.00,10,123.46,0.00 : 0.00,10,123.46,0.00
''')
else:
self.do_run(src, '''12,28
0,4,4,4
12,16,16,16
0.00,10,123.46,0.00 : 0.00,10,123.46,0.00
''')
def test_unsigned(self):
Settings.CORRECT_SIGNS = 1 # We test for exactly this sort of thing here
Settings.CHECK_SIGNS = 0
src = '''
#include <stdio.h>
const signed char cvals[2] = { -1, -2 }; // compiler can store this is a string, so -1 becomes \FF, and needs re-signing
int main()
{
{
unsigned char x = 200;
printf("*%d*\\n", x);
unsigned char y = -22;
printf("*%d*\\n", y);
}
int varey = 100;
unsigned int MAXEY = -1, MAXEY2 = -77;
printf("*%u,%d,%u*\\n", MAXEY, varey >= MAXEY, MAXEY2); // 100 >= -1? not in unsigned!
int y = cvals[0];
printf("*%d,%d,%d,%d*\\n", cvals[0], cvals[0] < 0, y, y < 0);
y = cvals[1];
printf("*%d,%d,%d,%d*\\n", cvals[1], cvals[1] < 0, y, y < 0);
// zext issue - see mathop in jsifier
unsigned char x8 = -10;
unsigned long hold = 0;
hold += x8;
int y32 = hold+50;
printf("*%u,%u*\\n", hold, y32);
// Comparisons
x8 = 0;
for (int i = 0; i < 254; i++) x8++; // make it an actual 254 in JS - not a -2
printf("*%d,%d*\\n", x8+1 == 0xff, x8+1 != 0xff); // 0xff may be '-1' in the bitcode
return 0;
}
'''
self.do_run(src, '*4294967295,0,4294967219*\n*-1,1,-1,1*\n*-2,1,-2,1*\n*246,296*\n*1,0*')
# Now let's see some code that should just work in USE_TYPED_ARRAYS == 2, but requires
# corrections otherwise
if Settings.USE_TYPED_ARRAYS == 2:
Settings.CORRECT_SIGNS = 0
Settings.CHECK_SIGNS = 1 if not Settings.ASM_JS else 0
else:
Settings.CORRECT_SIGNS = 1
Settings.CHECK_SIGNS = 0
src = '''
#include <stdio.h>
int main()
{
{
unsigned char x;
unsigned char *y = &x;
*y = -1;
printf("*%d*\\n", x);
}
{
unsigned short x;
unsigned short *y = &x;
*y = -1;
printf("*%d*\\n", x);
}
/*{ // This case is not checked. The hint for unsignedness is just the %u in printf, and we do not analyze that
unsigned int x;
unsigned int *y = &x;
*y = -1;
printf("*%u*\\n", x);
}*/
{
char x;
char *y = &x;
*y = 255;
printf("*%d*\\n", x);
}
{
char x;
char *y = &x;
*y = 65535;
printf("*%d*\\n", x);
}
{
char x;
char *y = &x;
*y = 0xffffffff;
printf("*%d*\\n", x);
}
return 0;
}
'''
self.do_run(src, '*255*\n*65535*\n*-1*\n*-1*\n*-1*')
def test_bitfields(self):
if self.emcc_args is None: Settings.SAFE_HEAP = 0 # bitfields do loads on invalid areas, by design
test_path = path_from_root('tests', 'core', 'test_bitfields')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_floatvars(self):
test_path = path_from_root('tests', 'core', 'test_floatvars')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_closebitcasts(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2')
test_path = path_from_root('tests', 'core', 'closebitcasts')
src, output = (test_path + s for s in ('.c', '.txt'))
self.do_run_from_file(src, output)
def test_fast_math(self):
if self.emcc_args is None: return self.skip('requires emcc')
Building.COMPILER_TEST_OPTS += ['-ffast-math']
test_path = path_from_root('tests', 'core', 'test_fast_math')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, ['5', '6', '8'])
def test_zerodiv(self):
test_path = path_from_root('tests', 'core', 'test_zerodiv')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_zero_multiplication(self):
test_path = path_from_root('tests', 'core', 'test_zero_multiplication')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_isnan(self):
test_path = path_from_root('tests', 'core', 'test_isnan')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_globaldoubles(self):
test_path = path_from_root('tests', 'core', 'test_globaldoubles')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_math(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2')
test_path = path_from_root('tests', 'core', 'test_math')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_erf(self):
test_path = path_from_root('tests', 'core', 'test_erf')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_math_hyperbolic(self):
src = open(path_from_root('tests', 'hyperbolic', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'hyperbolic', 'output.txt'), 'r').read()
self.do_run(src, expected)
def test_math_lgamma(self):
if self.emcc_args is None: return self.skip('requires emcc')
if not self.is_le32(): return self.skip('le32 needed for accurate math')
test_path = path_from_root('tests', 'math', 'lgamma')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_frexp(self):
test_path = path_from_root('tests', 'core', 'test_frexp')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_rounding(self):
test_path = path_from_root('tests', 'core', 'test_rounding')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_fcvt(self):
if self.emcc_args is None: return self.skip('requires emcc')
test_path = path_from_root('tests', 'core', 'test_fcvt')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_llrint(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2')
test_path = path_from_root('tests', 'core', 'test_llrint')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_getgep(self):
# Generated code includes getelementptr (getelementptr, 0, 1), i.e., GEP as the first param to GEP
test_path = path_from_root('tests', 'core', 'test_getgep')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_multiply_defined_symbols(self):
a1 = "int f() { return 1; }"
a1_name = os.path.join(self.get_dir(), 'a1.c')
open(a1_name, 'w').write(a1)
a2 = "void x() {}"
a2_name = os.path.join(self.get_dir(), 'a2.c')
open(a2_name, 'w').write(a2)
b1 = "int f() { return 2; }"
b1_name = os.path.join(self.get_dir(), 'b1.c')
open(b1_name, 'w').write(b1)
b2 = "void y() {}"
b2_name = os.path.join(self.get_dir(), 'b2.c')
open(b2_name, 'w').write(b2)
main = r'''
#include <stdio.h>
int f();
int main() {
printf("result: %d\n", f());
return 0;
}
'''
main_name = os.path.join(self.get_dir(), 'main.c')
open(main_name, 'w').write(main)
Building.emcc(a1_name)
Building.emcc(a2_name)
Building.emcc(b1_name)
Building.emcc(b2_name)
Building.emcc(main_name)
liba_name = os.path.join(self.get_dir(), 'liba.a')
Building.emar('cr', liba_name, [a1_name + '.o', a2_name + '.o'])
libb_name = os.path.join(self.get_dir(), 'libb.a')
Building.emar('cr', libb_name, [b1_name + '.o', b2_name + '.o'])
all_name = os.path.join(self.get_dir(), 'all.bc')
Building.link([main_name + '.o', liba_name, libb_name], all_name)
self.do_ll_run(all_name, 'result: 1')
def test_if(self):
test_path = path_from_root('tests', 'core', 'test_if')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_if_else(self):
test_path = path_from_root('tests', 'core', 'test_if_else')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_loop(self):
test_path = path_from_root('tests', 'core', 'test_loop')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_stack(self):
Settings.INLINING_LIMIT = 50
test_path = path_from_root('tests', 'core', 'test_stack')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strings(self):
test_path = path_from_root('tests', 'core', 'test_strings')
src, output = (test_path + s for s in ('.in', '.out'))
for named in (0, 1):
print named
if os.environ.get('EMCC_FAST_COMPILER') == '1' and named: continue # no named globals in fastcomp
Settings.NAMED_GLOBALS = named
self.do_run_from_file(src, output, ['wowie', 'too', '74'])
if self.emcc_args == []:
gen = open(self.in_dir('src.cpp.o.js')).read()
assert ('var __str1;' in gen) == named
def test_strcmp_uni(self):
test_path = path_from_root('tests', 'core', 'test_strcmp_uni')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strndup(self):
test_path = path_from_root('tests', 'core', 'test_strndup')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_errar(self):
test_path = path_from_root('tests', 'core', 'test_errar')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_mainenv(self):
test_path = path_from_root('tests', 'core', 'test_mainenv')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_funcs(self):
test_path = path_from_root('tests', 'core', 'test_funcs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_structs(self):
test_path = path_from_root('tests', 'core', 'test_structs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
gen_struct_src = '''
#include <stdio.h>
#include <stdlib.h>
#include "emscripten.h"
struct S
{
int x, y;
};
int main()
{
S* a = {{gen_struct}};
a->x = 51; a->y = 62;
printf("*%d,%d*\\n", a->x, a->y);
{{del_struct}}(a);
return 0;
}
'''
def test_mallocstruct(self):
self.do_run(self.gen_struct_src.replace('{{gen_struct}}', '(S*)malloc(sizeof(S))').replace('{{del_struct}}', 'free'), '*51,62*')
def test_newstruct(self):
if self.emcc_args is None: return self.skip('requires emcc')
self.do_run(self.gen_struct_src.replace('{{gen_struct}}', 'new S').replace('{{del_struct}}', 'delete'), '*51,62*')
def test_addr_of_stacked(self):
test_path = path_from_root('tests', 'core', 'test_addr_of_stacked')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_globals(self):
test_path = path_from_root('tests', 'core', 'test_globals')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_linked_list(self):
test_path = path_from_root('tests', 'core', 'test_linked_list')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sup(self):
src = '''
#include <stdio.h>
struct S4 { int x; }; // size: 4
struct S4_2 { short x, y; }; // size: 4, but for alignment purposes, 2
struct S6 { short x, y, z; }; // size: 6
struct S6w { char x[6]; }; // size: 6 also
struct S6z { int x; short y; }; // size: 8, since we align to a multiple of the biggest - 4
struct C___ { S6 a, b, c; int later; };
struct Carr { S6 a[3]; int later; }; // essentially the same, but differently defined
struct C__w { S6 a; S6w b; S6 c; int later; }; // same size, different struct
struct Cp1_ { int pre; short a; S6 b, c; int later; }; // fillers for a
struct Cp2_ { int a; short pre; S6 b, c; int later; }; // fillers for a (get addr of the other filler)
struct Cint { S6 a; int b; S6 c; int later; }; // An int (different size) for b
struct C4__ { S6 a; S4 b; S6 c; int later; }; // Same size as int from before, but a struct
struct C4_2 { S6 a; S4_2 b; S6 c; int later; }; // Same size as int from before, but a struct with max element size 2
struct C__z { S6 a; S6z b; S6 c; int later; }; // different size, 8 instead of 6
int main()
{
#define TEST(struc) \\
{ \\
struc *s = 0; \\
printf("*%s: %d,%d,%d,%d<%d*\\n", #struc, (int)&(s->a), (int)&(s->b), (int)&(s->c), (int)&(s->later), sizeof(struc)); \\
}
#define TEST_ARR(struc) \\
{ \\
struc *s = 0; \\
printf("*%s: %d,%d,%d,%d<%d*\\n", #struc, (int)&(s->a[0]), (int)&(s->a[1]), (int)&(s->a[2]), (int)&(s->later), sizeof(struc)); \\
}
printf("sizeofs:%d,%d\\n", sizeof(S6), sizeof(S6z));
TEST(C___);
TEST_ARR(Carr);
TEST(C__w);
TEST(Cp1_);
TEST(Cp2_);
TEST(Cint);
TEST(C4__);
TEST(C4_2);
TEST(C__z);
return 0;
}
'''
if Settings.QUANTUM_SIZE == 1:
self.do_run(src, 'sizeofs:6,8\n*C___: 0,3,6,9<24*\n*Carr: 0,3,6,9<24*\n*C__w: 0,3,9,12<24*\n*Cp1_: 1,2,5,8<24*\n*Cp2_: 0,2,5,8<24*\n*Cint: 0,3,4,7<24*\n*C4__: 0,3,4,7<24*\n*C4_2: 0,3,5,8<20*\n*C__z: 0,3,5,8<28*')
else:
self.do_run(src, 'sizeofs:6,8\n*C___: 0,6,12,20<24*\n*Carr: 0,6,12,20<24*\n*C__w: 0,6,12,20<24*\n*Cp1_: 4,6,12,20<24*\n*Cp2_: 0,6,12,20<24*\n*Cint: 0,8,12,20<24*\n*C4__: 0,8,12,20<24*\n*C4_2: 0,6,10,16<20*\n*C__z: 0,8,16,24<28*')
def test_assert(self):
test_path = path_from_root('tests', 'core', 'test_assert')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_libcextra(self):
if self.emcc_args is None: return self.skip('needs emcc for libcextra')
test_path = path_from_root('tests', 'core', 'test_libcextra')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_regex(self):
if self.emcc_args is None: return self.skip('needs emcc for libcextra')
test_path = path_from_root('tests', 'core', 'test_regex')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp(self):
test_path = path_from_root('tests', 'core', 'test_longjmp')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp2(self):
test_path = path_from_root('tests', 'core', 'test_longjmp2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp3(self):
test_path = path_from_root('tests', 'core', 'test_longjmp3')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp4(self):
test_path = path_from_root('tests', 'core', 'test_longjmp4')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp_funcptr(self):
test_path = path_from_root('tests', 'core', 'test_longjmp_funcptr')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp_repeat(self):
Settings.MAX_SETJMPS = 1
test_path = path_from_root('tests', 'core', 'test_longjmp_repeat')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp_stacked(self):
test_path = path_from_root('tests', 'core', 'test_longjmp_stacked')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_longjmp_exc(self):
test_path = path_from_root('tests', 'core', 'test_longjmp_exc')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_setjmp_many(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp: make MAX_SETJMPS take effect')
src = r'''
#include <stdio.h>
#include <setjmp.h>
int main(int argc) {
jmp_buf buf;
for (int i = 0; i < NUM; i++) printf("%d\n", setjmp(buf));
if (argc-- == 1131) longjmp(buf, 11);
return 0;
}
'''
for num in [Settings.MAX_SETJMPS, Settings.MAX_SETJMPS+1]:
print num
self.do_run(src.replace('NUM', str(num)), '0\n' * num if num <= Settings.MAX_SETJMPS or not Settings.ASM_JS else 'build with a higher value for MAX_SETJMPS')
def test_exceptions(self):
if Settings.QUANTUM_SIZE == 1: return self.skip("we don't support libcxx in q1")
if self.emcc_args is None: return self.skip('need emcc to add in libcxx properly')
Settings.EXCEPTION_DEBUG = 1
Settings.DISABLE_EXCEPTION_CATCHING = 0
if '-O2' in self.emcc_args:
self.emcc_args += ['--closure', '1'] # Use closure here for some additional coverage
src = '''
#include <stdio.h>
void thrower() {
printf("infunc...");
throw(99);
printf("FAIL");
}
int main() {
try {
printf("*throw...");
throw(1);
printf("FAIL");
} catch(...) {
printf("caught!");
}
try {
thrower();
} catch(...) {
printf("done!*\\n");
}
return 0;
}
'''
self.do_run(src, '*throw...caught!infunc...done!*')
Settings.DISABLE_EXCEPTION_CATCHING = 1
self.do_run(src, 'Exception catching is disabled, this exception cannot be caught. Compile with -s DISABLE_EXCEPTION_CATCHING=0')
src = '''
#include <iostream>
class MyException
{
public:
MyException(){ std::cout << "Construct..."; }
MyException( const MyException & ) { std::cout << "Copy..."; }
~MyException(){ std::cout << "Destruct..."; }
};
int function()
{
std::cout << "Throw...";
throw MyException();
}
int function2()
{
return function();
}
int main()
{
try
{
function2();
}
catch (MyException & e)
{
std::cout << "Caught...";
}
try
{
function2();
}
catch (MyException e)
{
std::cout << "Caught...";
}
return 0;
}
'''
Settings.DISABLE_EXCEPTION_CATCHING = 0
if '-O2' in self.emcc_args:
self.emcc_args.pop() ; self.emcc_args.pop() # disable closure to work around a closure bug
self.do_run(src, 'Throw...Construct...Caught...Destruct...Throw...Construct...Copy...Caught...Destruct...Destruct...')
def test_exceptions_2(self):
if self.emcc_args is None: return self.skip('need emcc to add in libcxx properly')
Settings.DISABLE_EXCEPTION_CATCHING = 0
test_path = path_from_root('tests', 'core', 'test_exceptions_2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_exceptions_white_list(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Settings.DISABLE_EXCEPTION_CATCHING = 2
Settings.EXCEPTION_CATCHING_WHITELIST = ["__Z12somefunctionv"]
Settings.INLINING_LIMIT = 50 # otherwise it is inlined and not identified
test_path = path_from_root('tests', 'core', 'test_exceptions_white_list')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
Settings.DISABLE_EXCEPTION_CATCHING = 0
Settings.EXCEPTION_CATCHING_WHITELIST = []
def test_exceptions_uncaught(self):
if self.emcc_args is None: return self.skip('no libcxx inclusion without emcc')
Settings.DISABLE_EXCEPTION_CATCHING = 0
src = r'''
#include <stdio.h>
#include <exception>
struct X {
~X() {
printf("exception? %s\n", std::uncaught_exception() ? "yes" : "no");
}
};
int main() {
printf("exception? %s\n", std::uncaught_exception() ? "yes" : "no");
try {
X x;
throw 1;
} catch(...) {
printf("exception? %s\n", std::uncaught_exception() ? "yes" : "no");
}
printf("exception? %s\n", std::uncaught_exception() ? "yes" : "no");
return 0;
}
'''
self.do_run(src, 'exception? no\nexception? yes\nexception? no\nexception? no\n')
src = r'''
#include <fstream>
#include <iostream>
int main() {
std::ofstream os("test");
os << std::unitbuf << "foo"; // trigger a call to std::uncaught_exception from
// std::basic_ostream::sentry::~sentry
std::cout << "success";
}
'''
self.do_run(src, 'success')
def test_exceptions_typed(self):
Settings.DISABLE_EXCEPTION_CATCHING = 0
Settings.SAFE_HEAP = 0 # Throwing null will cause an ignorable null pointer access.
test_path = path_from_root('tests', 'core', 'test_exceptions_typed')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_exceptions_multi(self):
Settings.DISABLE_EXCEPTION_CATCHING = 0
test_path = path_from_root('tests', 'core', 'test_exceptions_multi')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_exceptions_std(self):
if self.emcc_args is None: return self.skip('requires emcc')
Settings.DISABLE_EXCEPTION_CATCHING = 0
self.emcc_args += ['-s', 'SAFE_HEAP=0']
test_path = path_from_root('tests', 'core', 'test_exceptions_std')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_async_exit(self):
open('main.c', 'w').write(r'''
#include <stdio.h>
#include <stdlib.h>
#include "emscripten.h"
void main_loop() {
exit(EXIT_SUCCESS);
}
int main() {
emscripten_set_main_loop(main_loop, 60, 0);
return 0;
}
''')
Popen([PYTHON, EMCC, 'main.c']).communicate()
self.assertNotContained('Reached an unreachable!', run_js(self.in_dir('a.out.js'), stderr=STDOUT))
def test_exit_stack(self):
if self.emcc_args is None: return self.skip('requires emcc')
if Settings.ASM_JS: return self.skip('uses report_stack without exporting')
Settings.INLINING_LIMIT = 50
src = r'''
#include <stdio.h>
#include <stdlib.h>
extern "C" {
extern void report_stack(int x);
}
char moar() {
char temp[125];
for (int i = 0; i < 125; i++) temp[i] = i*i;
for (int i = 1; i < 125; i++) temp[i] += temp[i-1]/2;
if (temp[100] != 99) exit(1);
return temp[120];
}
int main(int argc, char *argv[]) {
report_stack((int)alloca(4));
printf("*%d*\n", moar());
return 0;
}
'''
open(os.path.join(self.get_dir(), 'pre.js'), 'w').write('''
var initialStack = -1;
var _report_stack = function(x) {
Module.print('reported');
initialStack = x;
}
var Module = {
postRun: function() {
Module.print('Exit Status: ' + EXITSTATUS);
Module.print('postRun');
assert(initialStack == STACKTOP, [initialStack, STACKTOP]);
Module.print('ok.');
}
};
''')
self.emcc_args += ['--pre-js', 'pre.js']
self.do_run(src, '''reported\nExit Status: 1\npostRun\nok.\n''')
def test_class(self):
test_path = path_from_root('tests', 'core', 'test_class')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_inherit(self):
test_path = path_from_root('tests', 'core', 'test_inherit')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_isdigit_l(self):
if self.emcc_args is None: return self.skip('no libcxx inclusion without emcc')
test_path = path_from_root('tests', 'core', 'test_isdigit_l')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_iswdigit(self):
if self.emcc_args is None: return self.skip('no libcxx inclusion without emcc')
test_path = path_from_root('tests', 'core', 'test_iswdigit')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_polymorph(self):
if self.emcc_args is None: return self.skip('requires emcc')
test_path = path_from_root('tests', 'core', 'test_polymorph')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_segfault(self):
if self.emcc_args is None: return self.skip('SAFE_HEAP without ta2 means we check types too, which hide segfaults')
if os.environ.get('EMCC_FAST_COMPILER') == '1' and '-O2' not in self.emcc_args: return self.skip('todo in non-jsopts-enabled fastcomp')
Settings.SAFE_HEAP = 1
for addr in ['0', 'new D2()']:
print addr
src = r'''
#include <stdio.h>
struct Classey {
virtual void doIt() = 0;
};
struct D1 : Classey {
virtual void doIt() { printf("fleefl\n"); }
};
struct D2 : Classey {
virtual void doIt() { printf("marfoosh\n"); }
};
int main(int argc, char **argv)
{
Classey *p = argc == 100 ? new D1() : (Classey*)%s;
p->doIt();
return 0;
}
''' % addr
self.do_run(src, 'segmentation fault' if addr.isdigit() else 'marfoosh')
def test_safe_dyncalls(self):
if Settings.ASM_JS: return self.skip('asm does not support missing function stack traces')
if Settings.SAFE_HEAP: return self.skip('safe heap warning will appear instead')
if self.emcc_args is None: return self.skip('need libc')
Settings.SAFE_DYNCALLS = 1
for cond, body, work in [(True, True, False), (True, False, False), (False, True, True), (False, False, False)]:
print cond, body, work
src = r'''
#include <stdio.h>
struct Classey {
virtual void doIt() = 0;
};
struct D1 : Classey {
virtual void doIt() BODY;
};
int main(int argc, char **argv)
{
Classey *p = argc COND 100 ? new D1() : NULL;
printf("%p\n", p);
p->doIt();
return 0;
}
'''.replace('COND', '==' if cond else '!=').replace('BODY', r'{ printf("all good\n"); }' if body else '')
self.do_run(src, 'dyncall error: vi' if not work else 'all good')
def test_dynamic_cast(self):
if self.emcc_args is None: return self.skip('need libcxxabi')
test_path = path_from_root('tests', 'core', 'test_dynamic_cast')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_dynamic_cast_b(self):
if self.emcc_args is None: return self.skip('need libcxxabi')
test_path = path_from_root('tests', 'core', 'test_dynamic_cast_b')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_dynamic_cast_2(self):
if self.emcc_args is None: return self.skip('need libcxxabi')
test_path = path_from_root('tests', 'core', 'test_dynamic_cast_2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_funcptr(self):
test_path = path_from_root('tests', 'core', 'test_funcptr')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_mathfuncptr(self):
test_path = path_from_root('tests', 'core', 'test_mathfuncptr')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_funcptrfunc(self):
test_path = path_from_root('tests', 'core', 'test_funcptrfunc')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_funcptr_namecollide(self):
test_path = path_from_root('tests', 'core', 'test_funcptr_namecollide')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, force_c=True)
def test_emptyclass(self):
if self.emcc_args is None: return self.skip('requires emcc')
test_path = path_from_root('tests', 'core', 'test_emptyclass')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_alloca(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('non-ta2 may have unaligned allocas')
test_path = path_from_root('tests', 'core', 'test_alloca')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, force_c=True)
def test_rename(self):
src = open(path_from_root('tests', 'stdio', 'test_rename.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_alloca_stack(self):
if self.emcc_args is None: return # too slow in other modes
test_path = path_from_root('tests', 'core', 'test_alloca_stack')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, force_c=True)
def test_stack_byval(self):
if self.emcc_args is None: return # too slow in other modes
test_path = path_from_root('tests', 'core', 'test_stack_byval')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_stack_varargs(self):
if self.emcc_args is None: return # too slow in other modes
Settings.INLINING_LIMIT = 50
Settings.TOTAL_STACK = 1024
test_path = path_from_root('tests', 'core', 'test_stack_varargs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_stack_varargs2(self):
if self.emcc_args is None: return # too slow in other modes
Settings.TOTAL_STACK = 1024
src = r'''
#include <stdio.h>
#include <stdlib.h>
void func(int i) {
}
int main() {
for (int i = 0; i < 1024; i++) {
printf("%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i);
}
printf("ok!\n");
return 0;
}
'''
self.do_run(src, 'ok!')
print 'with return'
src = r'''
#include <stdio.h>
#include <stdlib.h>
int main() {
for (int i = 0; i < 1024; i++) {
int j = printf("%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d",
i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i);
printf(" (%d)\n", j);
}
printf("ok!\n");
return 0;
}
'''
self.do_run(src, 'ok!')
print 'with definitely no return'
src = r'''
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
void vary(const char *s, ...)
{
va_list v;
va_start(v, s);
char d[20];
vsnprintf(d, 20, s, v);
puts(d);
// Try it with copying
va_list tempva;
va_copy(tempva, v);
vsnprintf(d, 20, s, tempva);
puts(d);
va_end(v);
}
int main() {
for (int i = 0; i < 1024; i++) {
int j = printf("%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d",
i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i);
printf(" (%d)\n", j);
vary("*cheez: %d+%d*", 99, 24);
vary("*albeit*");
}
printf("ok!\n");
return 0;
}
'''
self.do_run(src, 'ok!')
def test_stack_void(self):
Settings.INLINING_LIMIT = 50
test_path = path_from_root('tests', 'core', 'test_stack_void')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_life(self):
if self.emcc_args is None: return self.skip('need c99')
self.emcc_args += ['-std=c99']
src = open(path_from_root('tests', 'life.c'), 'r').read()
self.do_run(src, '''--------------------------------
[] [] [][][]
[] [] [] [][] [] [] []
[] [][] [][] [][][] []
[] [] [] [] [][] [] []
[] [][] [] [] [] [] [][][][]
[][] [][] [] [][][] [] []
[] [][] [][] [][] [][][]
[][] [][][] [] []
[][] [][] []
[][][]
[]
[][][]
[] [][] [][]
[][] [] [][] [][]
[][] [][]
[]
[][]
[][] []
[] [][] []
[][][] []
[] [][]
[] [] []
[]
[] [] []
[][][]
[]
[][][] []
--------------------------------
''', ['2'], force_c=True)
def test_array2(self):
test_path = path_from_root('tests', 'core', 'test_array2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_array2b(self):
test_path = path_from_root('tests', 'core', 'test_array2b')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_constglobalstructs(self):
test_path = path_from_root('tests', 'core', 'test_constglobalstructs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_conststructs(self):
test_path = path_from_root('tests', 'core', 'test_conststructs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_bigarray(self):
if self.emcc_args is None: return self.skip('need ta2 to compress type data on zeroinitializers')
test_path = path_from_root('tests', 'core', 'test_bigarray')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_mod_globalstruct(self):
test_path = path_from_root('tests', 'core', 'test_mod_globalstruct')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_pystruct(self):
src = '''
#include <stdio.h>
// Based on CPython code
union PyGC_Head {
struct {
union PyGC_Head *gc_next;
union PyGC_Head *gc_prev;
size_t gc_refs;
} gc;
long double dummy; /* force worst-case alignment */
} ;
struct gc_generation {
PyGC_Head head;
int threshold; /* collection threshold */
int count; /* count of allocations or collections of younger
generations */
};
#define NUM_GENERATIONS 3
#define GEN_HEAD(n) (&generations[n].head)
/* linked lists of container objects */
static struct gc_generation generations[NUM_GENERATIONS] = {
/* PyGC_Head, threshold, count */
{{{GEN_HEAD(0), GEN_HEAD(0), 0}}, 700, 0},
{{{GEN_HEAD(1), GEN_HEAD(1), 0}}, 10, 0},
{{{GEN_HEAD(2), GEN_HEAD(2), 0}}, 10, 0},
};
int main()
{
gc_generation *n = NULL;
printf("*%d,%d,%d,%d,%d,%d,%d,%d*\\n",
(int)(&n[0]),
(int)(&n[0].head),
(int)(&n[0].head.gc.gc_next),
(int)(&n[0].head.gc.gc_prev),
(int)(&n[0].head.gc.gc_refs),
(int)(&n[0].threshold), (int)(&n[0].count), (int)(&n[1])
);
printf("*%d,%d,%d*\\n",
(int)(&generations[0]) ==
(int)(&generations[0].head.gc.gc_next),
(int)(&generations[0]) ==
(int)(&generations[0].head.gc.gc_prev),
(int)(&generations[0]) ==
(int)(&generations[1])
);
int x1 = (int)(&generations[0]);
int x2 = (int)(&generations[1]);
printf("*%d*\\n", x1 == x2);
for (int i = 0; i < NUM_GENERATIONS; i++) {
PyGC_Head *list = GEN_HEAD(i);
printf("%d:%d,%d\\n", i, (int)list == (int)(list->gc.gc_prev), (int)list ==(int)(list->gc.gc_next));
}
printf("*%d,%d,%d*\\n", sizeof(PyGC_Head), sizeof(gc_generation), int(GEN_HEAD(2)) - int(GEN_HEAD(1)));
}
'''
if Settings.QUANTUM_SIZE == 1:
# Compressed memory. Note that sizeof() does give the fat sizes, however!
self.do_run(src, '*0,0,0,1,2,3,4,5*\n*1,0,0*\n*0*\n0:1,1\n1:1,1\n2:1,1\n*12,20,5*')
else:
if self.is_le32():
self.do_run(src, '*0,0,0,4,8,16,20,24*\n*1,0,0*\n*0*\n0:1,1\n1:1,1\n2:1,1\n*16,24,24*')
else:
self.do_run(src, '*0,0,0,4,8,12,16,20*\n*1,0,0*\n*0*\n0:1,1\n1:1,1\n2:1,1\n*12,20,20*')
def test_ptrtoint(self):
if self.emcc_args is None: return self.skip('requires emcc')
runner = self
def check_warnings(output):
runner.assertEquals(filter(lambda line: 'Warning' in line, output.split('\n')).__len__(), 4)
test_path = path_from_root('tests', 'core', 'test_ptrtoint')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, output_processor=check_warnings)
def test_sizeof(self):
if self.emcc_args is None: return self.skip('requires emcc')
# Has invalid writes between printouts
Settings.SAFE_HEAP = 0
test_path = path_from_root('tests', 'core', 'test_sizeof')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, [], lambda x, err: x.replace('\n', '*'))
def test_llvm_used(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('pnacl kills llvm_used')
Building.LLVM_OPTS = 3
test_path = path_from_root('tests', 'core', 'test_llvm_used')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_emscripten_api(self):
#if Settings.MICRO_OPTS or Settings.RELOOP or Building.LLVM_OPTS: return self.skip('FIXME')
test_path = path_from_root('tests', 'core', 'test_emscripten_api')
src, output = (test_path + s for s in ('.in', '.out'))
check = '''
def process(filename):
src = open(filename, 'r').read()
# TODO: restore this (see comment in emscripten.h) assert '// hello from the source' in src
'''
Settings.EXPORTED_FUNCTIONS = ['_main', '_save_me_aimee']
self.do_run_from_file(src, output, post_build=check)
# test EXPORT_ALL
Settings.EXPORTED_FUNCTIONS = []
Settings.EXPORT_ALL = 1
self.do_run_from_file(src, output, post_build=check)
def test_emscripten_get_now(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2')
if self.run_name == 'o2':
self.emcc_args += ['--closure', '1'] # Use closure here for some additional coverage
self.do_run(open(path_from_root('tests', 'emscripten_get_now.cpp')).read(), 'Timer resolution is good.')
def test_inlinejs(self):
if not self.is_le32(): return self.skip('le32 needed for inline js')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
test_path = path_from_root('tests', 'core', 'test_inlinejs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
if self.emcc_args == []: # opts will eliminate the comments
out = open('src.cpp.o.js').read()
for i in range(1, 5): assert ('comment%d' % i) in out
def test_inlinejs2(self):
if not self.is_le32(): return self.skip('le32 needed for inline js')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
test_path = path_from_root('tests', 'core', 'test_inlinejs2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_inlinejs3(self):
test_path = path_from_root('tests', 'core', 'test_inlinejs3')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_memorygrowth(self):
if Settings.USE_TYPED_ARRAYS == 0: return self.skip('memory growth is only supported with typed arrays')
if Settings.ASM_JS: return self.skip('asm does not support memory growth yet')
# With typed arrays in particular, it is dangerous to use more memory than TOTAL_MEMORY,
# since we then need to enlarge the heap(s).
src = r'''
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "emscripten.h"
int main(int argc, char **argv)
{
char *buf1 = (char*)malloc(100);
char *data1 = "hello";
memcpy(buf1, data1, strlen(data1)+1);
float *buf2 = (float*)malloc(100);
float pie = 4.955;
memcpy(buf2, &pie, sizeof(float));
printf("*pre: %s,%.3f*\n", buf1, buf2[0]);
int totalMemory = emscripten_run_script_int("TOTAL_MEMORY");
char *buf3 = (char*)malloc(totalMemory+1);
buf3[argc] = (int)buf2;
if (argc % 7 == 6) printf("%d\n", memcpy(buf3, buf1, argc));
char *buf4 = (char*)malloc(100);
float *buf5 = (float*)malloc(100);
//printf("totalMemory: %d bufs: %d,%d,%d,%d,%d\n", totalMemory, buf1, buf2, buf3, buf4, buf5);
assert((int)buf4 > (int)totalMemory && (int)buf5 > (int)totalMemory);
printf("*%s,%.3f*\n", buf1, buf2[0]); // the old heap data should still be there
memcpy(buf4, buf1, strlen(data1)+1);
memcpy(buf5, buf2, sizeof(float));
printf("*%s,%.3f*\n", buf4, buf5[0]); // and the new heap space should work too
return 0;
}
'''
# Fail without memory growth
self.do_run(src, 'Cannot enlarge memory arrays.')
fail = open('src.cpp.o.js').read()
# Win with it
Settings.ALLOW_MEMORY_GROWTH = 1
self.do_run(src, '*pre: hello,4.955*\n*hello,4.955*\n*hello,4.955*')
win = open('src.cpp.o.js').read()
if self.emcc_args and '-O2' in self.emcc_args:
# Make sure ALLOW_MEMORY_GROWTH generates different code (should be less optimized)
code_start = 'var TOTAL_MEMORY = '
fail = fail[fail.find(code_start):]
win = win[win.find(code_start):]
assert len(fail) < len(win), 'failing code - without memory growth on - is more optimized, and smaller'
def test_ssr(self): # struct self-ref
src = '''
#include <stdio.h>
// see related things in openjpeg
typedef struct opj_mqc_state {
unsigned int qeval;
int mps;
struct opj_mqc_state *nmps;
struct opj_mqc_state *nlps;
} opj_mqc_state_t;
static opj_mqc_state_t mqc_states[2] = {
{0x5600, 0, &mqc_states[2], &mqc_states[3]},
{0x5602, 1, &mqc_states[3], &mqc_states[2]},
};
int main() {
printf("*%d*\\n", (int)(mqc_states+1)-(int)mqc_states);
for (int i = 0; i < 2; i++)
printf("%d:%d,%d,%d,%d\\n", i, mqc_states[i].qeval, mqc_states[i].mps,
(int)mqc_states[i].nmps-(int)mqc_states, (int)mqc_states[i].nlps-(int)mqc_states);
return 0;
}
'''
if Settings.QUANTUM_SIZE == 1:
self.do_run(src, '''*4*\n0:22016,0,8,12\n1:22018,1,12,8\n''')
else:
self.do_run(src, '''*16*\n0:22016,0,32,48\n1:22018,1,48,32\n''')
def test_tinyfuncstr(self):
if self.emcc_args is None: return self.skip('requires emcc')
test_path = path_from_root('tests', 'core', 'test_tinyfuncstr')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_llvmswitch(self):
Settings.CORRECT_SIGNS = 1
test_path = path_from_root('tests', 'core', 'test_llvmswitch')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
# By default, when user has not specified a -std flag, Emscripten should always build .cpp files using the C++03 standard,
# i.e. as if "-std=c++03" had been passed on the command line. On Linux with Clang 3.2 this is the case, but on Windows
# with Clang 3.2 -std=c++11 has been chosen as default, because of
# < jrose> clb: it's deliberate, with the idea that for people who don't care about the standard, they should be using the "best" thing we can offer on that platform
def test_cxx03_do_run(self):
test_path = path_from_root('tests', 'core', 'test_cxx03_do_run')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_bigswitch(self):
if self.run_name != 'default': return self.skip('TODO: issue #781')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
src = open(path_from_root('tests', 'bigswitch.cpp')).read()
self.do_run(src, '''34962: GL_ARRAY_BUFFER (0x8892)
26214: what?
35040: GL_STREAM_DRAW (0x88E0)
''', args=['34962', '26214', '35040'])
def test_indirectbr(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Building.COMPILER_TEST_OPTS = filter(lambda x: x != '-g', Building.COMPILER_TEST_OPTS)
test_path = path_from_root('tests', 'core', 'test_indirectbr')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_indirectbr_many(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('blockaddr > 255 requires ta2')
test_path = path_from_root('tests', 'core', 'test_indirectbr_many')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_pack(self):
src = '''
#include <stdio.h>
#include <string.h>
#pragma pack(push,1)
typedef struct header
{
unsigned char id;
unsigned short colour;
unsigned char desc;
} header;
#pragma pack(pop)
typedef struct fatheader
{
unsigned char id;
unsigned short colour;
unsigned char desc;
} fatheader;
int main( int argc, const char *argv[] ) {
header h, *ph = 0;
fatheader fh, *pfh = 0;
printf("*%d,%d,%d*\\n", sizeof(header), (int)((int)&h.desc - (int)&h.id), (int)(&ph[1])-(int)(&ph[0]));
printf("*%d,%d,%d*\\n", sizeof(fatheader), (int)((int)&fh.desc - (int)&fh.id), (int)(&pfh[1])-(int)(&pfh[0]));
return 0;
}
'''
if Settings.QUANTUM_SIZE == 1:
self.do_run(src, '*4,2,3*\n*6,2,3*')
else:
self.do_run(src, '*4,3,4*\n*6,4,6*')
def test_varargs(self):
if Settings.QUANTUM_SIZE == 1: return self.skip('FIXME: Add support for this')
if not self.is_le32(): return self.skip('we do not support all varargs stuff without le32')
test_path = path_from_root('tests', 'core', 'test_varargs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_varargs_byval(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('FIXME: Add support for this')
if self.is_le32(): return self.skip('clang cannot compile this code with that target yet')
src = r'''
#include <stdio.h>
#include <stdarg.h>
typedef struct type_a {
union {
double f;
void *p;
int i;
short sym;
} value;
} type_a;
enum mrb_vtype {
MRB_TT_FALSE = 0, /* 0 */
MRB_TT_CLASS = 9 /* 9 */
};
typedef struct type_b {
enum mrb_vtype tt:8;
} type_b;
void print_type_a(int argc, ...);
void print_type_b(int argc, ...);
int main(int argc, char *argv[])
{
type_a a;
type_b b;
a.value.p = (void*) 0x12345678;
b.tt = MRB_TT_CLASS;
printf("The original address of a is: %p\n", a.value.p);
printf("The original type of b is: %d\n", b.tt);
print_type_a(1, a);
print_type_b(1, b);
return 0;
}
void print_type_a(int argc, ...) {
va_list ap;
type_a a;
va_start(ap, argc);
a = va_arg(ap, type_a);
va_end(ap);
printf("The current address of a is: %p\n", a.value.p);
}
void print_type_b(int argc, ...) {
va_list ap;
type_b b;
va_start(ap, argc);
b = va_arg(ap, type_b);
va_end(ap);
printf("The current type of b is: %d\n", b.tt);
}
'''
self.do_run(src, '''The original address of a is: 0x12345678
The original type of b is: 9
The current address of a is: 0x12345678
The current type of b is: 9
''')
def test_functionpointer_libfunc_varargs(self):
test_path = path_from_root('tests', 'core', 'test_functionpointer_libfunc_varargs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_structbyval(self):
Settings.INLINING_LIMIT = 50
# part 1: make sure that normally, passing structs by value works
src = r'''
#include <stdio.h>
struct point
{
int x, y;
};
void dump(struct point p) {
p.x++; // should not modify
p.y++; // anything in the caller!
printf("dump: %d,%d\n", p.x, p.y);
}
void dumpmod(struct point *p) {
p->x++; // should not modify
p->y++; // anything in the caller!
printf("dump: %d,%d\n", p->x, p->y);
}
int main( int argc, const char *argv[] ) {
point p = { 54, 2 };
printf("pre: %d,%d\n", p.x, p.y);
dump(p);
void (*dp)(point p) = dump; // And, as a function pointer
dp(p);
printf("post: %d,%d\n", p.x, p.y);
dumpmod(&p);
dumpmod(&p);
printf("last: %d,%d\n", p.x, p.y);
return 0;
}
'''
self.do_run(src, 'pre: 54,2\ndump: 55,3\ndump: 55,3\npost: 54,2\ndump: 55,3\ndump: 56,4\nlast: 56,4')
# Check for lack of warning in the generated code (they should appear in part 2)
generated = open(os.path.join(self.get_dir(), 'src.cpp.o.js')).read()
assert 'Casting a function pointer type to another with a different number of arguments.' not in generated, 'Unexpected warning'
# part 2: make sure we warn about mixing c and c++ calling conventions here
if not (self.emcc_args is None or self.emcc_args == []): return # Optimized code is missing the warning comments
header = r'''
struct point
{
int x, y;
};
'''
open(os.path.join(self.get_dir(), 'header.h'), 'w').write(header)
supp = r'''
#include <stdio.h>
#include "header.h"
void dump(struct point p) {
p.x++; // should not modify
p.y++; // anything in the caller!
printf("dump: %d,%d\n", p.x, p.y);
}
'''
supp_name = os.path.join(self.get_dir(), 'supp.c')
open(supp_name, 'w').write(supp)
main = r'''
#include <stdio.h>
#include "header.h"
#ifdef __cplusplus
extern "C" {
#endif
void dump(struct point p);
#ifdef __cplusplus
}
#endif
int main( int argc, const char *argv[] ) {
struct point p = { 54, 2 };
printf("pre: %d,%d\n", p.x, p.y);
dump(p);
void (*dp)(struct point p) = dump; // And, as a function pointer
dp(p);
printf("post: %d,%d\n", p.x, p.y);
return 0;
}
'''
main_name = os.path.join(self.get_dir(), 'main.cpp')
open(main_name, 'w').write(main)
Building.emcc(supp_name)
Building.emcc(main_name)
all_name = os.path.join(self.get_dir(), 'all.bc')
Building.link([supp_name + '.o', main_name + '.o'], all_name)
# This will fail! See explanation near the warning we check for, in the compiler source code
output = Popen([PYTHON, EMCC, all_name], stderr=PIPE).communicate()
# Check for warning in the generated code
generated = open(os.path.join(self.get_dir(), 'src.cpp.o.js')).read()
if 'i386-pc-linux-gnu' in COMPILER_OPTS:
assert 'Casting a function pointer type to a potentially incompatible one' in output[1], 'Missing expected warning'
else:
print >> sys.stderr, 'skipping C/C++ conventions warning check, since not i386-pc-linux-gnu'
def test_stdlibs(self):
if self.emcc_args is None: return self.skip('requires emcc')
if Settings.USE_TYPED_ARRAYS == 2:
# Typed arrays = 2 + safe heap prints a warning that messes up our output.
Settings.SAFE_HEAP = 0
src = '''
#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
void clean()
{
printf("*cleaned*\\n");
}
int comparer(const void *a, const void *b) {
int aa = *((int*)a);
int bb = *((int*)b);
return aa - bb;
}
int main() {
// timeofday
timeval t;
gettimeofday(&t, NULL);
printf("*%d,%d\\n", int(t.tv_sec), int(t.tv_usec)); // should not crash
// atexit
atexit(clean);
// qsort
int values[6] = { 3, 2, 5, 1, 5, 6 };
qsort(values, 5, sizeof(int), comparer);
printf("*%d,%d,%d,%d,%d,%d*\\n", values[0], values[1], values[2], values[3], values[4], values[5]);
printf("*stdin==0:%d*\\n", stdin == 0); // check that external values are at least not NULL
printf("*%%*\\n");
printf("*%.1ld*\\n", 5);
printf("*%.1f*\\n", strtod("66", NULL)); // checks dependency system, as our strtod needs _isspace etc.
printf("*%ld*\\n", strtol("10", NULL, 0));
printf("*%ld*\\n", strtol("0", NULL, 0));
printf("*%ld*\\n", strtol("-10", NULL, 0));
printf("*%ld*\\n", strtol("12", NULL, 16));
printf("*%lu*\\n", strtoul("10", NULL, 0));
printf("*%lu*\\n", strtoul("0", NULL, 0));
printf("*%lu*\\n", strtoul("-10", NULL, 0));
printf("*malloc(0)!=0:%d*\\n", malloc(0) != 0); // We should not fail horribly
return 0;
}
'''
self.do_run(src, '*1,2,3,5,5,6*\n*stdin==0:0*\n*%*\n*5*\n*66.0*\n*10*\n*0*\n*-10*\n*18*\n*10*\n*0*\n*4294967286*\n*malloc(0)!=0:1*\n*cleaned*')
src = r'''
#include <stdio.h>
#include <stdbool.h>
int main() {
bool x = true;
bool y = false;
printf("*%d*\n", x != y);
return 0;
}
'''
self.do_run(src, '*1*', force_c=True)
def test_strtoll_hex(self):
if self.emcc_args is None: return self.skip('requires emcc')
# tests strtoll for hex strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtoll_hex')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtoll_dec(self):
if self.emcc_args is None: return self.skip('requires emcc')
# tests strtoll for decimal strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtoll_dec')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtoll_bin(self):
if self.emcc_args is None: return self.skip('requires emcc')
# tests strtoll for binary strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtoll_bin')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtoll_oct(self):
if self.emcc_args is None: return self.skip('requires emcc')
# tests strtoll for decimal strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtoll_oct')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtol_hex(self):
# tests strtoll for hex strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtol_hex')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtol_dec(self):
# tests strtoll for decimal strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtol_dec')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtol_bin(self):
# tests strtoll for binary strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtol_bin')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strtol_oct(self):
# tests strtoll for decimal strings (0x...)
test_path = path_from_root('tests', 'core', 'test_strtol_oct')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_atexit(self):
# Confirms they are called in reverse order
test_path = path_from_root('tests', 'core', 'test_atexit')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_pthread_specific(self):
if self.emcc_args is None: return self.skip('requires emcc')
src = open(path_from_root('tests', 'pthread', 'specific.c'), 'r').read()
expected = open(path_from_root('tests', 'pthread', 'specific.c.txt'), 'r').read()
self.do_run(src, expected, force_c=True)
def test_tcgetattr(self):
src = open(path_from_root('tests', 'termios', 'test_tcgetattr.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_time(self):
# XXX Not sure what the right output is here. Looks like the test started failing with daylight savings changes. Modified it to pass again.
src = open(path_from_root('tests', 'time', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'time', 'output.txt'), 'r').read()
expected2 = open(path_from_root('tests', 'time', 'output2.txt'), 'r').read()
self.do_run(src, [expected, expected2],
extra_emscripten_args=['-H', 'libc/time.h'])
#extra_emscripten_args=['-H', 'libc/fcntl.h,libc/sys/unistd.h,poll.h,libc/math.h,libc/langinfo.h,libc/time.h'])
def test_timeb(self):
# Confirms they are called in reverse order
test_path = path_from_root('tests', 'core', 'test_timeb')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_time_c(self):
test_path = path_from_root('tests', 'core', 'test_time_c')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_gmtime(self):
test_path = path_from_root('tests', 'core', 'test_gmtime')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strptime_tm(self):
test_path = path_from_root('tests', 'core', 'test_strptime_tm')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strptime_days(self):
test_path = path_from_root('tests', 'core', 'test_strptime_days')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strptime_reentrant(self):
test_path = path_from_root('tests', 'core', 'test_strptime_reentrant')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strftime(self):
test_path = path_from_root('tests', 'core', 'test_strftime')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_intentional_fault(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1' and self.run_name == 'default': return self.skip('todo in fastcomp in default')
# Some programs intentionally segfault themselves, we should compile that into a throw
src = r'''
int main () {
*(volatile char *)0 = 0;
return *(volatile char *)0;
}
'''
self.do_run(src, 'fault on write to 0' if not Settings.ASM_JS else 'abort()')
def test_trickystring(self):
test_path = path_from_root('tests', 'core', 'test_trickystring')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_statics(self):
# static initializers save i16 but load i8 for some reason (or i64 and load i8)
if Settings.SAFE_HEAP:
Settings.SAFE_HEAP = 3
Settings.SAFE_HEAP_LINES = ['src.cpp:19', 'src.cpp:26', 'src.cpp:28']
test_path = path_from_root('tests', 'core', 'test_statics')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_copyop(self):
if self.emcc_args is None: return self.skip('requires emcc')
# clang generated code is vulnerable to this, as it uses
# memcpy for assignments, with hardcoded numbers of bytes
# (llvm-gcc copies items one by one). See QUANTUM_SIZE in
# settings.js.
test_path = path_from_root('tests', 'core', 'test_copyop')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_memcpy_memcmp(self):
test_path = path_from_root('tests', 'core', 'test_memcpy_memcmp')
src, output = (test_path + s for s in ('.in', '.out'))
def check(result, err):
return hashlib.sha1(result).hexdigest()
self.do_run_from_file(src, output, output_nicerizer = check)
def test_memcpy2(self):
test_path = path_from_root('tests', 'core', 'test_memcpy2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_getopt(self):
if self.emcc_args is None: return self.skip('needs emcc for libc')
test_path = path_from_root('tests', 'core', 'test_getopt')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, args=['-t', '12', '-n', 'foobar'])
def test_getopt_long(self):
if self.emcc_args is None: return self.skip('needs emcc for libc')
test_path = path_from_root('tests', 'core', 'test_getopt_long')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, args=['--file', 'foobar', '-b'])
def test_memmove(self):
test_path = path_from_root('tests', 'core', 'test_memmove')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_memmove2(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('need ta2')
test_path = path_from_root('tests', 'core', 'test_memmove2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_memmove3(self):
test_path = path_from_root('tests', 'core', 'test_memmove3')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_flexarray_struct(self):
test_path = path_from_root('tests', 'core', 'test_flexarray_struct')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_bsearch(self):
if Settings.QUANTUM_SIZE == 1: return self.skip('Test cannot work with q1')
test_path = path_from_root('tests', 'core', 'test_bsearch')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_nestedstructs(self):
src = '''
#include <stdio.h>
#include "emscripten.h"
struct base {
int x;
float y;
union {
int a;
float b;
};
char c;
};
struct hashtableentry {
int key;
base data;
};
struct hashset {
typedef hashtableentry entry;
struct chain { entry elem; chain *next; };
// struct chainchunk { chain chains[100]; chainchunk *next; };
};
struct hashtable : hashset {
hashtable() {
base *b = NULL;
entry *e = NULL;
chain *c = NULL;
printf("*%d,%d,%d,%d,%d,%d|%d,%d,%d,%d,%d,%d,%d,%d|%d,%d,%d,%d,%d,%d,%d,%d,%d,%d*\\n",
sizeof(base),
int(&(b->x)), int(&(b->y)), int(&(b->a)), int(&(b->b)), int(&(b->c)),
sizeof(hashtableentry),
int(&(e->key)), int(&(e->data)), int(&(e->data.x)), int(&(e->data.y)), int(&(e->data.a)), int(&(e->data.b)), int(&(e->data.c)),
sizeof(hashset::chain),
int(&(c->elem)), int(&(c->next)), int(&(c->elem.key)), int(&(c->elem.data)), int(&(c->elem.data.x)), int(&(c->elem.data.y)), int(&(c->elem.data.a)), int(&(c->elem.data.b)), int(&(c->elem.data.c))
);
}
};
struct B { char buffer[62]; int last; char laster; char laster2; };
struct Bits {
unsigned short A : 1;
unsigned short B : 1;
unsigned short C : 1;
unsigned short D : 1;
unsigned short x1 : 1;
unsigned short x2 : 1;
unsigned short x3 : 1;
unsigned short x4 : 1;
};
int main() {
hashtable t;
// Part 2 - the char[] should be compressed, BUT have a padding space at the end so the next
// one is aligned properly. Also handle char; char; etc. properly.
B *b = NULL;
printf("*%d,%d,%d,%d,%d,%d,%d,%d,%d*\\n", int(b), int(&(b->buffer)), int(&(b->buffer[0])), int(&(b->buffer[1])), int(&(b->buffer[2])),
int(&(b->last)), int(&(b->laster)), int(&(b->laster2)), sizeof(B));
// Part 3 - bitfields, and small structures
Bits *b2 = NULL;
printf("*%d*\\n", sizeof(Bits));
return 0;
}
'''
if Settings.QUANTUM_SIZE == 1:
# Compressed memory. Note that sizeof() does give the fat sizes, however!
self.do_run(src, '*16,0,1,2,2,3|20,0,1,1,2,3,3,4|24,0,5,0,1,1,2,3,3,4*\n*0,0,0,1,2,62,63,64,72*\n*2*')
else:
# Bloated memory; same layout as C/C++
self.do_run(src, '*16,0,4,8,8,12|20,0,4,4,8,12,12,16|24,0,20,0,4,4,8,12,12,16*\n*0,0,0,1,2,64,68,69,72*\n*2*')
def test_runtimelink(self):
return self.skip('BUILD_AS_SHARED_LIB=2 is deprecated')
if Building.LLVM_OPTS: return self.skip('LLVM opts will optimize printf into puts in the parent, and the child will still look for puts')
if Settings.ASM_JS: return self.skip('asm does not support runtime linking')
main, supp = self.setup_runtimelink_test()
self.banned_js_engines = [NODE_JS] # node's global scope behaves differently than everything else, needs investigation FIXME
Settings.LINKABLE = 1
Settings.BUILD_AS_SHARED_LIB = 2
Settings.NAMED_GLOBALS = 1
self.build(supp, self.get_dir(), self.in_dir('supp.cpp'))
shutil.move(self.in_dir('supp.cpp.o.js'), self.in_dir('liblib.so'))
Settings.BUILD_AS_SHARED_LIB = 0
Settings.RUNTIME_LINKED_LIBS = ['liblib.so'];
self.do_run(main, 'supp: 54,2\nmain: 56\nsupp see: 543\nmain see: 76\nok.')
def can_dlfcn(self):
if os.environ.get('EMCC_FAST_COMPILER') == '1':
self.skip('todo in fastcomp')
return False
if self.emcc_args and '--memory-init-file' in self.emcc_args:
for i in range(len(self.emcc_args)):
if self.emcc_args[i] == '--memory-init-file':
self.emcc_args = self.emcc_args[:i] + self.emcc_args[i+2:]
break
if Settings.ASM_JS:
Settings.DLOPEN_SUPPORT = 1
else:
Settings.NAMED_GLOBALS = 1
if not self.is_le32():
self.skip('need le32 for dlfcn support')
return False
else:
return True
def prep_dlfcn_lib(self):
if Settings.ASM_JS:
Settings.MAIN_MODULE = 0
Settings.SIDE_MODULE = 1
else:
Settings.BUILD_AS_SHARED_LIB = 1
Settings.INCLUDE_FULL_LIBRARY = 0
def prep_dlfcn_main(self):
if Settings.ASM_JS:
Settings.MAIN_MODULE = 1
Settings.SIDE_MODULE = 0
else:
Settings.BUILD_AS_SHARED_LIB = 0
Settings.INCLUDE_FULL_LIBRARY = 1
dlfcn_post_build = '''
def process(filename):
src = open(filename, 'r').read().replace(
'// {{PRE_RUN_ADDITIONS}}',
"FS.createLazyFile('/', 'liblib.so', 'liblib.so', true, false);"
)
open(filename, 'w').write(src)
'''
def test_dlfcn_basic(self):
if not self.can_dlfcn(): return
self.prep_dlfcn_lib()
lib_src = '''
#include <cstdio>
class Foo {
public:
Foo() {
printf("Constructing lib object.\\n");
}
};
Foo global;
'''
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.cpp')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = '''
#include <cstdio>
#include <dlfcn.h>
class Bar {
public:
Bar() {
printf("Constructing main object.\\n");
}
};
Bar global;
int main() {
dlopen("liblib.so", RTLD_NOW);
return 0;
}
'''
self.do_run(src, 'Constructing main object.\nConstructing lib object.\n',
post_build=self.dlfcn_post_build)
def test_dlfcn_i64(self):
if not self.can_dlfcn(): return
if not Settings.ASM_JS: return self.skip('TODO')
self.prep_dlfcn_lib()
Settings.EXPORTED_FUNCTIONS = ['_foo']
lib_src = '''
int foo(int x) {
return (long long)x / (long long)1234;
}
'''
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.c')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
Settings.EXPORTED_FUNCTIONS = ['_main']
src = r'''
#include <stdio.h>
#include <stdlib.h>
#include <dlfcn.h>
typedef int (*intfunc)(int);
void *p;
int main() {
p = malloc(1024);
void *lib_handle = dlopen("liblib.so", 0);
printf("load %p\n", lib_handle);
intfunc x = (intfunc)dlsym(lib_handle, "foo");
printf("foo func %p\n", x);
if (p == 0) return 1;
printf("|%d|\n", x(81234567));
return 0;
}
'''
self.do_run(src, '|65830|', post_build=self.dlfcn_post_build)
def test_dlfcn_qsort(self):
if not self.can_dlfcn(): return
if Settings.USE_TYPED_ARRAYS == 2:
Settings.CORRECT_SIGNS = 1 # Needed for unsafe optimizations
self.prep_dlfcn_lib()
Settings.EXPORTED_FUNCTIONS = ['_get_cmp']
lib_src = '''
int lib_cmp(const void* left, const void* right) {
const int* a = (const int*) left;
const int* b = (const int*) right;
if(*a > *b) return 1;
else if(*a == *b) return 0;
else return -1;
}
typedef int (*CMP_TYPE)(const void*, const void*);
extern "C" CMP_TYPE get_cmp() {
return lib_cmp;
}
'''
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.cpp')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc']
src = '''
#include <stdio.h>
#include <stdlib.h>
#include <dlfcn.h>
typedef int (*CMP_TYPE)(const void*, const void*);
int main_cmp(const void* left, const void* right) {
const int* a = (const int*) left;
const int* b = (const int*) right;
if(*a < *b) return 1;
else if(*a == *b) return 0;
else return -1;
}
int main() {
void* lib_handle;
CMP_TYPE (*getter_ptr)();
CMP_TYPE lib_cmp_ptr;
int arr[5] = {4, 2, 5, 1, 3};
qsort((void*)arr, 5, sizeof(int), main_cmp);
printf("Sort with main comparison: ");
for (int i = 0; i < 5; i++) {
printf("%d ", arr[i]);
}
printf("\\n");
lib_handle = dlopen("liblib.so", RTLD_NOW);
if (lib_handle == NULL) {
printf("Could not load lib.\\n");
return 1;
}
getter_ptr = (CMP_TYPE (*)()) dlsym(lib_handle, "get_cmp");
if (getter_ptr == NULL) {
printf("Could not find func.\\n");
return 1;
}
lib_cmp_ptr = getter_ptr();
qsort((void*)arr, 5, sizeof(int), lib_cmp_ptr);
printf("Sort with lib comparison: ");
for (int i = 0; i < 5; i++) {
printf("%d ", arr[i]);
}
printf("\\n");
return 0;
}
'''
self.do_run(src, 'Sort with main comparison: 5 4 3 2 1 *Sort with lib comparison: 1 2 3 4 5 *',
output_nicerizer=lambda x, err: x.replace('\n', '*'),
post_build=self.dlfcn_post_build)
if Settings.ASM_JS and os.path.exists(SPIDERMONKEY_ENGINE[0]):
out = run_js('liblib.so', engine=SPIDERMONKEY_ENGINE, full_output=True, stderr=STDOUT)
if 'asm' in out:
self.validate_asmjs(out)
def test_dlfcn_data_and_fptr(self):
if Settings.ASM_JS: return self.skip('this is not a valid case - libraries should not be able to access their parents globals willy nilly')
if not self.can_dlfcn(): return
if Building.LLVM_OPTS: return self.skip('LLVM opts will optimize out parent_func')
self.prep_dlfcn_lib()
lib_src = '''
#include <stdio.h>
int global = 42;
extern void parent_func(); // a function that is defined in the parent
void lib_fptr() {
printf("Second calling lib_fptr from main.\\n");
parent_func();
// call it also through a pointer, to check indexizing
void (*p_f)();
p_f = parent_func;
p_f();
}
extern "C" void (*func(int x, void(*fptr)()))() {
printf("In func: %d\\n", x);
fptr();
return lib_fptr;
}
'''
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.cpp')
Settings.EXPORTED_FUNCTIONS = ['_func']
Settings.EXPORTED_GLOBALS = ['_global']
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
Settings.LINKABLE = 1
src = '''
#include <stdio.h>
#include <dlfcn.h>
#include <emscripten.h>
typedef void (*FUNCTYPE(int, void(*)()))();
FUNCTYPE func;
void EMSCRIPTEN_KEEPALIVE parent_func() {
printf("parent_func called from child\\n");
}
void main_fptr() {
printf("First calling main_fptr from lib.\\n");
}
int main() {
void* lib_handle;
FUNCTYPE* func_fptr;
// Test basic lib loading.
lib_handle = dlopen("liblib.so", RTLD_NOW);
if (lib_handle == NULL) {
printf("Could not load lib.\\n");
return 1;
}
// Test looked up function.
func_fptr = (FUNCTYPE*) dlsym(lib_handle, "func");
// Load twice to test cache.
func_fptr = (FUNCTYPE*) dlsym(lib_handle, "func");
if (func_fptr == NULL) {
printf("Could not find func.\\n");
return 1;
}
// Test passing function pointers across module bounds.
void (*fptr)() = func_fptr(13, main_fptr);
fptr();
// Test global data.
int* global = (int*) dlsym(lib_handle, "global");
if (global == NULL) {
printf("Could not find global.\\n");
return 1;
}
printf("Var: %d\\n", *global);
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main']
Settings.EXPORTED_GLOBALS = []
self.do_run(src, 'In func: 13*First calling main_fptr from lib.*Second calling lib_fptr from main.*parent_func called from child*parent_func called from child*Var: 42*',
output_nicerizer=lambda x, err: x.replace('\n', '*'),
post_build=self.dlfcn_post_build)
def test_dlfcn_alias(self):
if Settings.ASM_JS: return self.skip('this is not a valid case - libraries should not be able to access their parents globals willy nilly')
Settings.LINKABLE = 1
Settings.NAMED_GLOBALS = 1
if Building.LLVM_OPTS == 2: return self.skip('LLVM LTO will optimize away stuff we expect from the shared library')
lib_src = r'''
#include <stdio.h>
extern int parent_global;
extern "C" void func() {
printf("Parent global: %d.\n", parent_global);
}
'''
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.cpp')
Settings.BUILD_AS_SHARED_LIB = 1
Settings.EXPORTED_FUNCTIONS = ['_func']
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
src = r'''
#include <dlfcn.h>
int parent_global = 123;
int main() {
void* lib_handle;
void (*fptr)();
lib_handle = dlopen("liblib.so", RTLD_NOW);
fptr = (void (*)())dlsym(lib_handle, "func");
fptr();
parent_global = 456;
fptr();
return 0;
}
'''
Settings.BUILD_AS_SHARED_LIB = 0
Settings.INCLUDE_FULL_LIBRARY = 1
Settings.EXPORTED_FUNCTIONS = ['_main']
self.do_run(src, 'Parent global: 123.*Parent global: 456.*',
output_nicerizer=lambda x, err: x.replace('\n', '*'),
post_build=self.dlfcn_post_build,
extra_emscripten_args=['-H', 'libc/fcntl.h,libc/sys/unistd.h,poll.h,libc/math.h,libc/time.h,libc/langinfo.h'])
Settings.INCLUDE_FULL_LIBRARY = 0
def test_dlfcn_varargs(self):
if Settings.ASM_JS: return self.skip('this is not a valid case - libraries should not be able to access their parents globals willy nilly')
if not self.can_dlfcn(): return
Settings.LINKABLE = 1
if Building.LLVM_OPTS == 2: return self.skip('LLVM LTO will optimize things that prevent shared objects from working')
if Settings.QUANTUM_SIZE == 1: return self.skip('FIXME: Add support for this')
self.prep_dlfcn_lib()
lib_src = r'''
void print_ints(int n, ...);
extern "C" void func() {
print_ints(2, 13, 42);
}
'''
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.cpp')
Settings.EXPORTED_FUNCTIONS = ['_func']
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = r'''
#include <stdarg.h>
#include <stdio.h>
#include <dlfcn.h>
#include <assert.h>
void print_ints(int n, ...) {
va_list args;
va_start(args, n);
for (int i = 0; i < n; i++) {
printf("%d\n", va_arg(args, int));
}
va_end(args);
}
int main() {
void* lib_handle;
void (*fptr)();
print_ints(2, 100, 200);
lib_handle = dlopen("liblib.so", RTLD_NOW);
assert(lib_handle);
fptr = (void (*)())dlsym(lib_handle, "func");
fptr();
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main']
self.do_run(src, '100\n200\n13\n42\n',
post_build=self.dlfcn_post_build)
def test_dlfcn_self(self):
if Settings.USE_TYPED_ARRAYS == 1: return self.skip('Does not work with USE_TYPED_ARRAYS=1')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Settings.DLOPEN_SUPPORT = 1
def post(filename):
with open(filename) as f:
for line in f:
if 'var SYMBOL_TABLE' in line:
table = line
break
else:
raise Exception('Could not find symbol table!')
table = table[table.find('{'):table.rfind('}')+1]
# ensure there aren't too many globals; we don't want unnamed_addr
assert table.count(',') <= 4
test_path = path_from_root('tests', 'core', 'test_dlfcn_self')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, post_build=(None, post))
def test_dlfcn_unique_sig(self):
if not self.can_dlfcn(): return
self.prep_dlfcn_lib()
lib_src = '''
#include <stdio.h>
int myfunc(int a, int b, int c, int d, int e, int f, int g, int h, int i, int j, int k, int l, int m) {
return 13;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_myfunc']
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.c')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = '''
#include <assert.h>
#include <stdio.h>
#include <dlfcn.h>
typedef int (*FUNCTYPE)(int, int, int, int, int, int, int, int, int, int, int, int, int);
int main() {
void *lib_handle;
FUNCTYPE func_ptr;
lib_handle = dlopen("liblib.so", RTLD_NOW);
assert(lib_handle != NULL);
func_ptr = (FUNCTYPE)dlsym(lib_handle, "myfunc");
assert(func_ptr != NULL);
assert(func_ptr(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) == 13);
puts("success");
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc']
self.do_run(src, 'success', force_c=True, post_build=self.dlfcn_post_build)
def test_dlfcn_stacks(self):
if not self.can_dlfcn(): return
self.prep_dlfcn_lib()
lib_src = '''
#include <assert.h>
#include <stdio.h>
#include <string.h>
int myfunc(const char *input) {
char bigstack[1024] = { 0 };
// make sure we didn't just trample the stack!
assert(!strcmp(input, "foobar"));
snprintf(bigstack, sizeof(bigstack), input);
return strlen(bigstack);
}
'''
Settings.EXPORTED_FUNCTIONS = ['_myfunc']
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.c')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = '''
#include <assert.h>
#include <stdio.h>
#include <dlfcn.h>
typedef int (*FUNCTYPE)(const char *);
int main() {
void *lib_handle;
FUNCTYPE func_ptr;
char str[128];
snprintf(str, sizeof(str), "foobar");
lib_handle = dlopen("liblib.so", RTLD_NOW);
assert(lib_handle != NULL);
func_ptr = (FUNCTYPE)dlsym(lib_handle, "myfunc");
assert(func_ptr != NULL);
assert(func_ptr(str) == 6);
puts("success");
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc']
self.do_run(src, 'success', force_c=True, post_build=self.dlfcn_post_build)
def test_dlfcn_funcs(self):
if not self.can_dlfcn(): return
self.prep_dlfcn_lib()
lib_src = r'''
#include <assert.h>
#include <stdio.h>
#include <string.h>
typedef void (*voidfunc)();
typedef void (*intfunc)(int);
void callvoid(voidfunc f) { f(); }
void callint(voidfunc f, int x) { f(x); }
void void_0() { printf("void 0\n"); }
void void_1() { printf("void 1\n"); }
voidfunc getvoid(int i) {
switch(i) {
case 0: return void_0;
case 1: return void_1;
default: return NULL;
}
}
void int_0(int x) { printf("int 0 %d\n", x); }
void int_1(int x) { printf("int 1 %d\n", x); }
intfunc getint(int i) {
switch(i) {
case 0: return int_0;
case 1: return int_1;
default: return NULL;
}
}
'''
Settings.EXPORTED_FUNCTIONS = ['_callvoid', '_callint', '_getvoid', '_getint']
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.c')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = r'''
#include <assert.h>
#include <stdio.h>
#include <dlfcn.h>
typedef void (*voidfunc)();
typedef void (*intfunc)(int);
typedef void (*voidcaller)(voidfunc);
typedef void (*intcaller)(intfunc, int);
typedef voidfunc (*voidgetter)(int);
typedef intfunc (*intgetter)(int);
void void_main() { printf("main.\n"); }
void int_main(int x) { printf("main %d\n", x); }
int main() {
printf("go\n");
void *lib_handle;
lib_handle = dlopen("liblib.so", RTLD_NOW);
assert(lib_handle != NULL);
voidcaller callvoid = (voidcaller)dlsym(lib_handle, "callvoid");
assert(callvoid != NULL);
callvoid(void_main);
intcaller callint = (intcaller)dlsym(lib_handle, "callint");
assert(callint != NULL);
callint(int_main, 201);
voidgetter getvoid = (voidgetter)dlsym(lib_handle, "getvoid");
assert(getvoid != NULL);
callvoid(getvoid(0));
callvoid(getvoid(1));
intgetter getint = (intgetter)dlsym(lib_handle, "getint");
assert(getint != NULL);
callint(getint(0), 54);
callint(getint(1), 9000);
assert(getint(1000) == NULL);
puts("ok");
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc']
self.do_run(src, '''go
main.
main 201
void 0
void 1
int 0 54
int 1 9000
ok
''', force_c=True, post_build=self.dlfcn_post_build)
def test_dlfcn_mallocs(self):
if not Settings.ASM_JS: return self.skip('needs asm')
if not self.can_dlfcn(): return
Settings.TOTAL_MEMORY = 64*1024*1024 # will be exhausted without functional malloc/free
self.prep_dlfcn_lib()
lib_src = r'''
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
void *mallocproxy(int n) { return malloc(n); }
void freeproxy(void *p) { free(p); }
'''
Settings.EXPORTED_FUNCTIONS = ['_mallocproxy', '_freeproxy']
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.c')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = open(path_from_root('tests', 'dlmalloc_proxy.c')).read()
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc', '_free']
self.do_run(src, '''*294,153*''', force_c=True, post_build=self.dlfcn_post_build)
def test_dlfcn_longjmp(self):
if not self.can_dlfcn(): return
self.prep_dlfcn_lib()
lib_src = r'''
#include <setjmp.h>
void jumpy(jmp_buf buf) {
static int i = 0;
i++;
if (i == 10) longjmp(buf, i);
printf("pre %d\n", i);
}
'''
Settings.EXPORTED_FUNCTIONS = ['_jumpy']
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.c')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = r'''
#include <assert.h>
#include <stdio.h>
#include <dlfcn.h>
#include <setjmp.h>
typedef void (*jumpfunc)(jmp_buf);
int main() {
printf("go!\n");
void *lib_handle;
lib_handle = dlopen("liblib.so", RTLD_NOW);
assert(lib_handle != NULL);
jumpfunc jumpy = (jumpfunc)dlsym(lib_handle, "jumpy");
assert(jumpy);
jmp_buf buf;
int jmpval = setjmp(buf);
if (jmpval == 0) {
while (1) jumpy(buf);
} else {
printf("out!\n");
}
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc', '_free']
self.do_run(src, '''go!
pre 1
pre 2
pre 3
pre 4
pre 5
pre 6
pre 7
pre 8
pre 9
out!
''', post_build=self.dlfcn_post_build, force_c=True)
def zzztest_dlfcn_exceptions(self): # TODO: make this work. need to forward tempRet0 across modules
if not self.can_dlfcn(): return
Settings.DISABLE_EXCEPTION_CATCHING = 0
self.prep_dlfcn_lib()
lib_src = r'''
extern "C" {
int ok() {
return 65;
}
int fail() {
throw 123;
}
}
'''
Settings.EXPORTED_FUNCTIONS = ['_ok', '_fail']
dirname = self.get_dir()
filename = os.path.join(dirname, 'liblib.cpp')
self.build(lib_src, dirname, filename)
shutil.move(filename + '.o.js', os.path.join(dirname, 'liblib.so'))
self.prep_dlfcn_main()
src = r'''
#include <assert.h>
#include <stdio.h>
#include <dlfcn.h>
typedef int (*intfunc)();
int main() {
printf("go!\n");
void *lib_handle;
lib_handle = dlopen("liblib.so", RTLD_NOW);
assert(lib_handle != NULL);
intfunc okk = (intfunc)dlsym(lib_handle, "ok");
intfunc faill = (intfunc)dlsym(lib_handle, "fail");
assert(okk && faill);
try {
printf("ok: %d\n", okk());
} catch(...) {
printf("wha\n");
}
try {
printf("fail: %d\n", faill());
} catch(int x) {
printf("int %d\n", x);
}
try {
printf("fail: %d\n", faill());
} catch(double x) {
printf("caught %f\n", x);
}
return 0;
}
'''
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc', '_free']
self.do_run(src, '''go!
ok: 65
int 123
ok
''', post_build=self.dlfcn_post_build)
def test_rand(self):
return self.skip('rand() is now random') # FIXME
src = r'''
#include <stdio.h>
#include <stdlib.h>
int main() {
printf("%d\n", rand());
printf("%d\n", rand());
srand(123);
printf("%d\n", rand());
printf("%d\n", rand());
srand(123);
printf("%d\n", rand());
printf("%d\n", rand());
unsigned state = 0;
int r;
r = rand_r(&state);
printf("%d, %u\n", r, state);
r = rand_r(&state);
printf("%d, %u\n", r, state);
state = 0;
r = rand_r(&state);
printf("%d, %u\n", r, state);
return 0;
}
'''
expected = '''
1250496027
1116302336
440917656
1476150784
440917656
1476150784
12345, 12345
1406932606, 3554416254
12345, 12345
'''
self.do_run(src, re.sub(r'(^|\n)\s+', r'\1', expected))
def test_strtod(self):
if self.emcc_args is None: return self.skip('needs emcc for libc')
if not self.is_le32(): return self.skip('le32 needed for accurate math')
src = r'''
#include <stdio.h>
#include <stdlib.h>
int main() {
char* endptr;
printf("\n");
printf("%g\n", strtod("0", &endptr));
printf("%g\n", strtod("0.", &endptr));
printf("%g\n", strtod("0.0", &endptr));
printf("%g\n", strtod("-0.0", &endptr));
printf("%g\n", strtod("1", &endptr));
printf("%g\n", strtod("1.", &endptr));
printf("%g\n", strtod("1.0", &endptr));
printf("%g\n", strtod("z1.0", &endptr));
printf("%g\n", strtod("0.5", &endptr));
printf("%g\n", strtod(".5", &endptr));
printf("%g\n", strtod(".a5", &endptr));
printf("%g\n", strtod("123", &endptr));
printf("%g\n", strtod("123.456", &endptr));
printf("%g\n", strtod("-123.456", &endptr));
printf("%g\n", strtod("1234567891234567890", &endptr));
printf("%g\n", strtod("1234567891234567890e+50", &endptr));
printf("%g\n", strtod("84e+220", &endptr));
printf("%g\n", strtod("123e-50", &endptr));
printf("%g\n", strtod("123e-250", &endptr));
printf("%g\n", strtod("123e-450", &endptr));
printf("%g\n", strtod("0x6", &endptr));
printf("%g\n", strtod("-0x0p+0", &endptr));
char str[] = " 12.34e56end";
printf("%g\n", strtod(str, &endptr));
printf("%d\n", endptr - str);
printf("%g\n", strtod("84e+420", &endptr));
printf("%.12f\n", strtod("1.2345678900000000e+08", NULL));
return 0;
}
'''
expected = '''
0
0
0
-0
1
1
1
0
0.5
0.5
0
123
123.456
-123.456
1.23457e+18
1.23457e+68
8.4e+221
1.23e-48
1.23e-248
0
6
-0
1.234e+57
10
inf
123456789.000000000000
'''
self.do_run(src, re.sub(r'\n\s+', '\n', expected))
self.do_run(src.replace('strtod', 'strtold'), re.sub(r'\n\s+', '\n', expected)) # XXX add real support for long double
def test_strtok(self):
test_path = path_from_root('tests', 'core', 'test_strtok')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_parseInt(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('i64 mode 1 requires ta2')
if Settings.QUANTUM_SIZE == 1: return self.skip('Q1 and I64_1 do not mix well yet')
src = open(path_from_root('tests', 'parseInt', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'parseInt', 'output.txt'), 'r').read()
self.do_run(src, expected)
def test_transtrcase(self):
test_path = path_from_root('tests', 'core', 'test_transtrcase')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_printf(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('i64 mode 1 requires ta2')
self.banned_js_engines = [NODE_JS, V8_ENGINE] # SpiderMonkey and V8 do different things to float64 typed arrays, un-NaNing, etc.
src = open(path_from_root('tests', 'printf', 'test.c'), 'r').read()
expected = [open(path_from_root('tests', 'printf', 'output.txt'), 'r').read(),
open(path_from_root('tests', 'printf', 'output_i64_1.txt'), 'r').read()]
self.do_run(src, expected)
def test_printf_2(self):
test_path = path_from_root('tests', 'core', 'test_printf_2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_vprintf(self):
test_path = path_from_root('tests', 'core', 'test_vprintf')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_vsnprintf(self):
if self.emcc_args is None: return self.skip('needs i64 math')
test_path = path_from_root('tests', 'core', 'test_vsnprintf')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_printf_more(self):
test_path = path_from_root('tests', 'core', 'test_printf_more')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_perrar(self):
test_path = path_from_root('tests', 'core', 'test_perrar')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_atoX(self):
if self.emcc_args is None: return self.skip('requires ta2')
test_path = path_from_root('tests', 'core', 'test_atoX')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_strstr(self):
test_path = path_from_root('tests', 'core', 'test_strstr')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_fnmatch(self):
if self.emcc_args is None: return self.skip('requires linking in libc++')
test_path = path_from_root('tests', 'core', 'fnmatch')
src, output = (test_path + s for s in ('.c', '.out'))
self.do_run_from_file(src, output)
def test_sscanf(self):
if self.emcc_args is None: return self.skip('needs emcc for libc')
if not self.is_le32(): return self.skip('le32 needed for accurate math')
test_path = path_from_root('tests', 'core', 'test_sscanf')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_2(self):
# doubles
if Settings.USE_TYPED_ARRAYS == 2:
for ftype in ['float', 'double']:
src = r'''
#include <stdio.h>
int main(){
char strval1[] = "1.2345678901";
char strval2[] = "1.23456789e5";
char strval3[] = "1.23456789E5";
char strval4[] = "1.2345678e-5";
char strval5[] = "1.2345678E-5";
double dblval = 1.2345678901;
double tstval;
sscanf(strval1, "%lf", &tstval);
if(dblval != tstval) printf("FAIL: Values are not equal: %lf %lf\n", dblval, tstval);
else printf("Pass: %lf %lf\n", tstval, dblval);
sscanf(strval2, "%lf", &tstval);
dblval = 123456.789;
if(dblval != tstval) printf("FAIL: Values are not equal: %lf %lf\n", dblval, tstval);
else printf("Pass: %lf %lf\n", tstval, dblval);
sscanf(strval3, "%lf", &tstval);
dblval = 123456.789;
if(dblval != tstval) printf("FAIL: Values are not equal: %lf %lf\n", dblval, tstval);
else printf("Pass: %lf %lf\n", tstval, dblval);
sscanf(strval4, "%lf", &tstval);
dblval = 0.000012345678;
if(dblval != tstval) printf("FAIL: Values are not equal: %lf %lf\n", dblval, tstval);
else printf("Pass: %lf %lf\n", tstval, dblval);
sscanf(strval5, "%lf", &tstval);
dblval = 0.000012345678;
if(dblval != tstval) printf("FAIL: Values are not equal: %lf %lf\n", dblval, tstval);
else printf("Pass: %lf %lf\n", tstval, dblval);
return 0;
}
'''
if ftype == 'float':
self.do_run(src.replace('%lf', '%f').replace('double', 'float'), '''Pass: 1.234568 1.234568
Pass: 123456.789063 123456.789063
Pass: 123456.789063 123456.789063
Pass: 0.000012 0.000012
Pass: 0.000012 0.000012''')
else:
self.do_run(src, '''Pass: 1.234568 1.234568
Pass: 123456.789000 123456.789000
Pass: 123456.789000 123456.789000
Pass: 0.000012 0.000012
Pass: 0.000012 0.000012''')
def test_sscanf_n(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_n')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_whitespace(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_whitespace')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_other_whitespace(self):
Settings.SAFE_HEAP = 0 # use i16s in printf
test_path = path_from_root('tests', 'core', 'test_sscanf_other_whitespace')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_3(self):
# i64
if not Settings.USE_TYPED_ARRAYS == 2: return self.skip('64-bit sscanf only supported in ta2')
test_path = path_from_root('tests', 'core', 'test_sscanf_3')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_4(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_4')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_5(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_5')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_6(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_6')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_skip(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip("need ta2 for full i64")
test_path = path_from_root('tests', 'core', 'test_sscanf_skip')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_caps(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_caps')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_hex(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_hex')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_sscanf_float(self):
test_path = path_from_root('tests', 'core', 'test_sscanf_float')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_langinfo(self):
src = open(path_from_root('tests', 'langinfo', 'test.c'), 'r').read()
expected = open(path_from_root('tests', 'langinfo', 'output.txt'), 'r').read()
self.do_run(src, expected, extra_emscripten_args=['-H', 'libc/langinfo.h'])
def test_files(self):
self.banned_js_engines = [SPIDERMONKEY_ENGINE] # closure can generate variables called 'gc', which pick up js shell stuff
if self.emcc_args is not None and '-O2' in self.emcc_args:
self.emcc_args += ['--closure', '1'] # Use closure here, to test we don't break FS stuff
self.emcc_args = filter(lambda x: x != '-g', self.emcc_args) # ensure we test --closure 1 --memory-init-file 1 (-g would disable closure)
self.emcc_args += ["-s", "CHECK_HEAP_ALIGN=0"] # disable heap align check here, it mixes poorly with closure
Settings.CORRECT_SIGNS = 1 # Just so our output is what we expect. Can flip them both.
post = '''
def process(filename):
src = \'\'\'
var Module = {
'noFSInit': true,
'preRun': function() {
FS.createLazyFile('/', 'test.file', 'test.file', true, false);
// Test FS_* exporting
Module['FS_createDataFile']('/', 'somefile.binary', [100, 200, 50, 25, 10, 77, 123], true, false); // 200 becomes -56, since signed chars are used in memory
var test_files_input = 'hi there!';
var test_files_input_index = 0;
FS.init(function() {
return test_files_input.charCodeAt(test_files_input_index++) || null;
});
}
};
\'\'\' + open(filename, 'r').read()
open(filename, 'w').write(src)
'''
other = open(os.path.join(self.get_dir(), 'test.file'), 'w')
other.write('some data');
other.close()
src = open(path_from_root('tests', 'files.cpp'), 'r').read()
mem_file = 'src.cpp.o.js.mem'
try_delete(mem_file)
self.do_run(src, ('size: 7\ndata: 100,-56,50,25,10,77,123\nloop: 100 -56 50 25 10 77 123 \ninput:hi there!\ntexto\n$\n5 : 10,30,20,11,88\nother=some data.\nseeked=me da.\nseeked=ata.\nseeked=ta.\nfscanfed: 10 - hello\nok.\ntexte\n', 'size: 7\ndata: 100,-56,50,25,10,77,123\nloop: 100 -56 50 25 10 77 123 \ninput:hi there!\ntexto\ntexte\n$\n5 : 10,30,20,11,88\nother=some data.\nseeked=me da.\nseeked=ata.\nseeked=ta.\nfscanfed: 10 - hello\nok.\n'),
post_build=post, extra_emscripten_args=['-H', 'libc/fcntl.h'])
if self.emcc_args and '--memory-init-file' in self.emcc_args:
assert os.path.exists(mem_file)
def test_files_m(self):
# Test for Module.stdin etc.
Settings.CORRECT_SIGNS = 1
post = '''
def process(filename):
src = \'\'\'
var data = [10, 20, 40, 30];
var Module = {
stdin: function() { return data.pop() || null },
stdout: function(x) { Module.print('got: ' + x) }
};
\'\'\' + open(filename, 'r').read()
open(filename, 'w').write(src)
'''
src = r'''
#include <stdio.h>
#include <unistd.h>
int main () {
char c;
fprintf(stderr, "isatty? %d,%d,%d\n", isatty(fileno(stdin)), isatty(fileno(stdout)), isatty(fileno(stderr)));
while ((c = fgetc(stdin)) != EOF) {
putc(c+5, stdout);
}
return 0;
}
'''
self.do_run(src, ('got: 35\ngot: 45\ngot: 25\ngot: 15\nisatty? 0,0,1\n', 'isatty? 0,0,1\ngot: 35\ngot: 45\ngot: 25\ngot: 15\n'), post_build=post)
def test_fwrite_0(self):
test_path = path_from_root('tests', 'core', 'test_fwrite_0')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_fgetc_ungetc(self):
src = open(path_from_root('tests', 'stdio', 'test_fgetc_ungetc.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_fgetc_unsigned(self):
if self.emcc_args is None: return self.skip('requires emcc')
src = r'''
#include <stdio.h>
int main() {
FILE *file = fopen("file_with_byte_234.txt", "rb");
int c = fgetc(file);
printf("*%d\n", c);
}
'''
open('file_with_byte_234.txt', 'wb').write('\xea')
self.emcc_args += ['--embed-file', 'file_with_byte_234.txt']
self.do_run(src, '*234\n')
def test_fgets_eol(self):
if self.emcc_args is None: return self.skip('requires emcc')
src = r'''
#include <stdio.h>
char buf[32];
int main()
{
char *r = "SUCCESS";
FILE *f = fopen("eol.txt", "r");
while (fgets(buf, 32, f) != NULL) {
if (buf[0] == '\0') {
r = "FAIL";
break;
}
}
printf("%s\n", r);
fclose(f);
return 0;
}
'''
open('eol.txt', 'wb').write('\n')
self.emcc_args += ['--embed-file', 'eol.txt']
self.do_run(src, 'SUCCESS\n')
def test_fscanf(self):
if self.emcc_args is None: return self.skip('requires emcc')
open(os.path.join(self.get_dir(), 'three_numbers.txt'), 'w').write('''-1 0.1 -.1''')
src = r'''
#include <stdio.h>
#include <assert.h>
#include <float.h>
int main()
{
float x = FLT_MAX, y = FLT_MAX, z = FLT_MAX;
FILE* fp = fopen("three_numbers.txt", "r");
if (fp) {
int match = fscanf(fp, " %f %f %f ", &x, &y, &z);
printf("match = %d\n", match);
printf("x = %0.1f, y = %0.1f, z = %0.1f\n", x, y, z);
} else {
printf("failed to open three_numbers.txt\n");
}
return 0;
}
'''
self.emcc_args += ['--embed-file', 'three_numbers.txt']
self.do_run(src, 'match = 3\nx = -1.0, y = 0.1, z = -0.1\n')
def test_readdir(self):
src = open(path_from_root('tests', 'dirent', 'test_readdir.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_stat(self):
src = open(path_from_root('tests', 'stat', 'test_stat.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_stat_chmod(self):
src = open(path_from_root('tests', 'stat', 'test_chmod.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_stat_mknod(self):
src = open(path_from_root('tests', 'stat', 'test_mknod.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_fcntl(self):
add_pre_run = '''
def process(filename):
src = open(filename, 'r').read().replace(
'// {{PRE_RUN_ADDITIONS}}',
"FS.createDataFile('/', 'test', 'abcdef', true, true);"
)
open(filename, 'w').write(src)
'''
src = open(path_from_root('tests', 'fcntl', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'fcntl', 'output.txt'), 'r').read()
self.do_run(src, expected, post_build=add_pre_run, extra_emscripten_args=['-H', 'libc/fcntl.h'])
def test_fcntl_open(self):
src = open(path_from_root('tests', 'fcntl-open', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'fcntl-open', 'output.txt'), 'r').read()
self.do_run(src, expected, force_c=True, extra_emscripten_args=['-H', 'libc/fcntl.h'])
def test_fcntl_misc(self):
add_pre_run = '''
def process(filename):
src = open(filename, 'r').read().replace(
'// {{PRE_RUN_ADDITIONS}}',
"FS.createDataFile('/', 'test', 'abcdef', true, true);"
)
open(filename, 'w').write(src)
'''
src = open(path_from_root('tests', 'fcntl-misc', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'fcntl-misc', 'output.txt'), 'r').read()
self.do_run(src, expected, post_build=add_pre_run, extra_emscripten_args=['-H', 'libc/fcntl.h'])
def test_poll(self):
add_pre_run = '''
def process(filename):
src = open(filename, 'r').read().replace(
'// {{PRE_RUN_ADDITIONS}}',
\'\'\'
var dummy_device = FS.makedev(64, 0);
FS.registerDevice(dummy_device, {});
FS.createDataFile('/', 'file', 'abcdef', true, true);
FS.mkdev('/device', dummy_device);
\'\'\'
)
open(filename, 'w').write(src)
'''
test_path = path_from_root('tests', 'core', 'test_poll')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, post_build=add_pre_run, extra_emscripten_args=['-H', 'libc/fcntl.h,poll.h'])
def test_statvfs(self):
test_path = path_from_root('tests', 'core', 'test_statvfs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_libgen(self):
test_path = path_from_root('tests', 'core', 'test_libgen')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_utime(self):
src = open(path_from_root('tests', 'utime', 'test_utime.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_utf(self):
self.banned_js_engines = [SPIDERMONKEY_ENGINE] # only node handles utf well
Settings.EXPORTED_FUNCTIONS = ['_main', '_malloc']
test_path = path_from_root('tests', 'core', 'test_utf')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_utf32(self):
if self.emcc_args is None: return self.skip('need libc for wcslen()')
if not self.is_le32(): return self.skip('this test uses inline js, which requires le32')
self.do_run(open(path_from_root('tests', 'utf32.cpp')).read(), 'OK.')
self.do_run(open(path_from_root('tests', 'utf32.cpp')).read(), 'OK.', args=['-fshort-wchar'])
def test_wprintf(self):
if self.emcc_args is None: return self.skip('requires libcxx')
test_path = path_from_root('tests', 'core', 'test_wprintf')
src, output = (test_path + s for s in ('.c', '.out'))
self.do_run_from_file(src, output)
def test_direct_string_constant_usage(self):
if self.emcc_args is None: return self.skip('requires libcxx')
test_path = path_from_root('tests', 'core', 'test_direct_string_constant_usage')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_std_cout_new(self):
if self.emcc_args is None: return self.skip('requires emcc')
test_path = path_from_root('tests', 'core', 'test_std_cout_new')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_istream(self):
if self.emcc_args is None: return self.skip('requires libcxx')
test_path = path_from_root('tests', 'core', 'test_istream')
src, output = (test_path + s for s in ('.in', '.out'))
for linkable in [0]:#, 1]:
print linkable
Settings.LINKABLE = linkable # regression check for issue #273
self.do_run_from_file(src, output)
def test_fs_base(self):
Settings.INCLUDE_FULL_LIBRARY = 1
try:
addJS = '''
def process(filename):
import tools.shared as shared
src = open(filename, 'r').read().replace('FS.init();', '').replace( # Disable normal initialization, replace with ours
'// {{PRE_RUN_ADDITIONS}}',
open(shared.path_from_root('tests', 'filesystem', 'src.js'), 'r').read())
open(filename, 'w').write(src)
'''
src = 'int main() {return 0;}\n'
expected = open(path_from_root('tests', 'filesystem', 'output.txt'), 'r').read()
self.do_run(src, expected, post_build=addJS, extra_emscripten_args=['-H', 'libc/fcntl.h,libc/sys/unistd.h,poll.h,libc/math.h,libc/langinfo.h,libc/time.h'])
finally:
Settings.INCLUDE_FULL_LIBRARY = 0
def test_fs_nodefs_rw(self):
if self.emcc_args is None: return self.skip('requires emcc')
if not self.is_le32(): return self.skip('le32 needed for inline js')
src = open(path_from_root('tests', 'fs', 'test_nodefs_rw.c'), 'r').read()
self.do_run(src, 'success', force_c=True, js_engines=[NODE_JS])
def test_unistd_access(self):
self.clear()
if not self.is_le32(): return self.skip('le32 needed for inline js')
for fs in ['MEMFS', 'NODEFS']:
src = open(path_from_root('tests', 'unistd', 'access.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'access.out'), 'r').read()
Building.COMPILER_TEST_OPTS += ['-D' + fs]
self.do_run(src, expected, js_engines=[NODE_JS])
def test_unistd_curdir(self):
if not self.is_le32(): return self.skip('le32 needed for inline js')
src = open(path_from_root('tests', 'unistd', 'curdir.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'curdir.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_close(self):
src = open(path_from_root('tests', 'unistd', 'close.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'close.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_confstr(self):
src = open(path_from_root('tests', 'unistd', 'confstr.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'confstr.out'), 'r').read()
self.do_run(src, expected, extra_emscripten_args=['-H', 'libc/unistd.h'])
def test_unistd_ttyname(self):
src = open(path_from_root('tests', 'unistd', 'ttyname.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_unistd_dup(self):
src = open(path_from_root('tests', 'unistd', 'dup.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'dup.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_pathconf(self):
src = open(path_from_root('tests', 'unistd', 'pathconf.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'pathconf.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_truncate(self):
self.clear()
if not self.is_le32(): return self.skip('le32 needed for inline js')
for fs in ['MEMFS', 'NODEFS']:
src = open(path_from_root('tests', 'unistd', 'truncate.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'truncate.out'), 'r').read()
Building.COMPILER_TEST_OPTS += ['-D' + fs]
self.do_run(src, expected, js_engines=[NODE_JS])
def test_unistd_swab(self):
src = open(path_from_root('tests', 'unistd', 'swab.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'swab.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_isatty(self):
src = open(path_from_root('tests', 'unistd', 'isatty.c'), 'r').read()
self.do_run(src, 'success', force_c=True)
def test_unistd_sysconf(self):
src = open(path_from_root('tests', 'unistd', 'sysconf.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'sysconf.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_login(self):
src = open(path_from_root('tests', 'unistd', 'login.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'login.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_unlink(self):
self.clear()
if self.emcc_args is None: return self.skip('requires emcc')
if not self.is_le32(): return self.skip('le32 needed for inline js')
for fs in ['MEMFS', 'NODEFS']:
src = open(path_from_root('tests', 'unistd', 'unlink.c'), 'r').read()
Building.COMPILER_TEST_OPTS += ['-D' + fs]
self.do_run(src, 'success', force_c=True, js_engines=[NODE_JS])
def test_unistd_links(self):
self.clear()
if not self.is_le32(): return self.skip('le32 needed for inline js')
for fs in ['MEMFS', 'NODEFS']:
if WINDOWS and fs == 'NODEFS':
print >> sys.stderr, 'Skipping NODEFS part of this test for test_unistd_links on Windows, since it would require administrative privileges.'
# Also, other detected discrepancies if you do end up running this test on NODEFS:
# test expects /, but Windows gives \ as path slashes.
# Calling readlink() on a non-link gives error 22 EINVAL on Unix, but simply error 0 OK on Windows.
continue
src = open(path_from_root('tests', 'unistd', 'links.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'links.out'), 'r').read()
Building.COMPILER_TEST_OPTS += ['-D' + fs]
self.do_run(src, expected, js_engines=[NODE_JS])
def test_unistd_sleep(self):
src = open(path_from_root('tests', 'unistd', 'sleep.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'sleep.out'), 'r').read()
self.do_run(src, expected)
def test_unistd_io(self):
self.clear()
if not self.is_le32(): return self.skip('le32 needed for inline js')
if self.run_name == 'o2': return self.skip('non-asm optimized builds can fail with inline js')
if self.emcc_args is None: return self.skip('requires emcc')
for fs in ['MEMFS', 'NODEFS']:
src = open(path_from_root('tests', 'unistd', 'io.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'io.out'), 'r').read()
Building.COMPILER_TEST_OPTS += ['-D' + fs]
self.do_run(src, expected, js_engines=[NODE_JS])
def test_unistd_misc(self):
if self.emcc_args is None: return self.skip('requires emcc')
if not self.is_le32(): return self.skip('le32 needed for inline js')
for fs in ['MEMFS', 'NODEFS']:
src = open(path_from_root('tests', 'unistd', 'misc.c'), 'r').read()
expected = open(path_from_root('tests', 'unistd', 'misc.out'), 'r').read()
Building.COMPILER_TEST_OPTS += ['-D' + fs]
self.do_run(src, expected, js_engines=[NODE_JS])
def test_uname(self):
test_path = path_from_root('tests', 'core', 'test_uname')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_env(self):
src = open(path_from_root('tests', 'env', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'env', 'output.txt'), 'r').read()
self.do_run(src, expected)
def test_systypes(self):
src = open(path_from_root('tests', 'systypes', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'systypes', 'output.txt'), 'r').read()
self.do_run(src, expected)
def test_getloadavg(self):
test_path = path_from_root('tests', 'core', 'test_getloadavg')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_nl_types(self):
test_path = path_from_root('tests', 'core', 'test_nl_types')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_799(self):
src = open(path_from_root('tests', '799.cpp'), 'r').read()
self.do_run(src, '''Set PORT family: 0, port: 3979
Get PORT family: 0
PORT: 3979
''')
def test_ctype(self):
# The bit fiddling done by the macros using __ctype_b_loc requires this.
Settings.CORRECT_SIGNS = 1
src = open(path_from_root('tests', 'ctype', 'src.c'), 'r').read()
expected = open(path_from_root('tests', 'ctype', 'output.txt'), 'r').read()
self.do_run(src, expected)
def test_strcasecmp(self):
test_path = path_from_root('tests', 'core', 'test_strcasecmp')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_atomic(self):
test_path = path_from_root('tests', 'core', 'test_atomic')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_phiundef(self):
test_path = path_from_root('tests', 'core', 'test_phiundef')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
# libc++ tests
def test_iostream(self):
if Settings.QUANTUM_SIZE == 1: return self.skip("we don't support libcxx in q1")
if self.emcc_args is None: return self.skip('needs ta2 and emcc')
src = '''
#include <iostream>
int main()
{
std::cout << "hello world" << std::endl << 77 << "." << std::endl;
return 0;
}
'''
# FIXME: should not have so many newlines in output here
self.do_run(src, 'hello world\n77.\n')
def test_stdvec(self):
if self.emcc_args is None: return self.skip('requires emcc')
test_path = path_from_root('tests', 'core', 'test_stdvec')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_reinterpreted_ptrs(self):
if self.emcc_args is None: return self.skip('needs emcc and libc')
test_path = path_from_root('tests', 'core', 'test_reinterpreted_ptrs')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_jansson(self):
return self.skip('currently broken')
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2')
if Settings.SAFE_HEAP: return self.skip('jansson is not safe-heap safe')
src = '''
#include <jansson.h>
#include <stdio.h>
#include <string.h>
int main()
{
const char* jsonString = "{\\"key\\": \\"value\\",\\"array\\": [\\"array_item1\\",\\"array_item2\\",\\"array_item3\\"],\\"dict\\":{\\"number\\": 3,\\"float\\": 2.2}}";
json_error_t error;
json_t *root = json_loadb(jsonString, strlen(jsonString), 0, &error);
if(!root) {
printf("Node `root` is `null`.");
return 0;
}
if(!json_is_object(root)) {
printf("Node `root` is no object.");
return 0;
}
printf("%s\\n", json_string_value(json_object_get(root, "key")));
json_t *array = json_object_get(root, "array");
if(!array) {
printf("Node `array` is `null`.");
return 0;
}
if(!json_is_array(array)) {
printf("Node `array` is no array.");
return 0;
}
for(size_t i=0; i<json_array_size(array); ++i)
{
json_t *arrayNode = json_array_get(array, i);
if(!root || !json_is_string(arrayNode))
return 0;
printf("%s\\n", json_string_value(arrayNode));
}
json_t *dict = json_object_get(root, "dict");
if(!dict || !json_is_object(dict))
return 0;
json_t *numberNode = json_object_get(dict, "number");
json_t *floatNode = json_object_get(dict, "float");
if(!numberNode || !json_is_number(numberNode) ||
!floatNode || !json_is_real(floatNode))
return 0;
printf("%i\\n", json_integer_value(numberNode));
printf("%.2f\\n", json_number_value(numberNode));
printf("%.2f\\n", json_real_value(floatNode));
json_t *invalidNode = json_object_get(dict, "invalidNode");
if(invalidNode)
return 0;
printf("%i\\n", json_number_value(invalidNode));
json_decref(root);
if(!json_is_object(root))
printf("jansson!\\n");
return 0;
}
'''
self.do_run(src, 'value\narray_item1\narray_item2\narray_item3\n3\n3.00\n2.20\nJansson: Node with ID `0` not found. Context has `10` nodes.\n0\nJansson: No JSON context.\njansson!')
### 'Medium' tests
def test_fannkuch(self):
results = [ (1,0), (2,1), (3,2), (4,4), (5,7), (6,10), (7, 16), (8,22) ]
for i, j in results:
src = open(path_from_root('tests', 'fannkuch.cpp'), 'r').read()
self.do_run(src, 'Pfannkuchen(%d) = %d.' % (i,j), [str(i)], no_build=i>1)
def test_raytrace(self):
if self.emcc_args is None: return self.skip('requires emcc')
if Settings.USE_TYPED_ARRAYS == 2: return self.skip('Relies on double value rounding, extremely sensitive')
src = open(path_from_root('tests', 'raytrace.cpp'), 'r').read().replace('double', 'float')
output = open(path_from_root('tests', 'raytrace.ppm'), 'r').read()
self.do_run(src, output, ['3', '16'])#, build_ll_hook=self.do_autodebug)
def test_fasta(self):
if self.emcc_args is None: return self.skip('requires emcc')
results = [ (1,'''GG*ctt**tgagc*'''), (20,'''GGCCGGGCGCGGTGGCTCACGCCTGTAATCCCAGCACTTT*cttBtatcatatgctaKggNcataaaSatgtaaaDcDRtBggDtctttataattcBgtcg**tacgtgtagcctagtgtttgtgttgcgttatagtctatttgtggacacagtatggtcaaa**tgacgtcttttgatctgacggcgttaacaaagatactctg*'''),
(50,'''GGCCGGGCGCGGTGGCTCACGCCTGTAATCCCAGCACTTTGGGAGGCCGAGGCGGGCGGA*TCACCTGAGGTCAGGAGTTCGAGACCAGCCTGGCCAACAT*cttBtatcatatgctaKggNcataaaSatgtaaaDcDRtBggDtctttataattcBgtcg**tactDtDagcctatttSVHtHttKtgtHMaSattgWaHKHttttagacatWatgtRgaaa**NtactMcSMtYtcMgRtacttctWBacgaa**agatactctgggcaacacacatacttctctcatgttgtttcttcggacctttcataacct**ttcctggcacatggttagctgcacatcacaggattgtaagggtctagtggttcagtgagc**ggaatatcattcgtcggtggtgttaatctatctcggtgtagcttataaatgcatccgtaa**gaatattatgtttatttgtcggtacgttcatggtagtggtgtcgccgatttagacgtaaa**ggcatgtatg*''') ]
for precision in [0, 1, 2]:
Settings.PRECISE_F32 = precision
for t in ['float', 'double']:
print precision, t
src = open(path_from_root('tests', 'fasta.cpp'), 'r').read().replace('double', t)
for i, j in results:
self.do_run(src, j, [str(i)], lambda x, err: x.replace('\n', '*'), no_build=i>1)
shutil.copyfile('src.cpp.o.js', '%d_%s.js' % (precision, t))
def test_whets(self):
if not Settings.ASM_JS: return self.skip('mainly a test for asm validation here')
self.do_run(open(path_from_root('tests', 'whets.cpp')).read(), 'Single Precision C Whetstone Benchmark')
def test_dlmalloc(self):
if self.emcc_args is None: self.emcc_args = [] # dlmalloc auto-inclusion is only done if we use emcc
self.banned_js_engines = [NODE_JS] # slower, and fail on 64-bit
Settings.CORRECT_SIGNS = 2
Settings.CORRECT_SIGNS_LINES = ['src.cpp:' + str(i+4) for i in [4816, 4191, 4246, 4199, 4205, 4235, 4227]]
Settings.TOTAL_MEMORY = 128*1024*1024 # needed with typed arrays
src = open(path_from_root('system', 'lib', 'dlmalloc.c'), 'r').read() + '\n\n\n' + open(path_from_root('tests', 'dlmalloc_test.c'), 'r').read()
self.do_run(src, '*1,0*', ['200', '1'])
self.do_run(src, '*400,0*', ['400', '400'], no_build=True)
# Linked version
src = open(path_from_root('tests', 'dlmalloc_test.c'), 'r').read()
self.do_run(src, '*1,0*', ['200', '1'], extra_emscripten_args=['-m'])
self.do_run(src, '*400,0*', ['400', '400'], extra_emscripten_args=['-m'], no_build=True)
if self.emcc_args == []: # TODO: do this in other passes too, passing their opts into emcc
# emcc should build in dlmalloc automatically, and do all the sign correction etc. for it
try_delete(os.path.join(self.get_dir(), 'src.cpp.o.js'))
output = Popen([PYTHON, EMCC, path_from_root('tests', 'dlmalloc_test.c'), '-s', 'TOTAL_MEMORY=' + str(128*1024*1024),
'-o', os.path.join(self.get_dir(), 'src.cpp.o.js')], stdout=PIPE, stderr=self.stderr_redirect).communicate()
self.do_run('x', '*1,0*', ['200', '1'], no_build=True)
self.do_run('x', '*400,0*', ['400', '400'], no_build=True)
# The same for new and all its variants
src = open(path_from_root('tests', 'new.cpp')).read()
for new, delete in [
('malloc(100)', 'free'),
('new char[100]', 'delete[]'),
('new Structy', 'delete'),
('new int', 'delete'),
('new Structy[10]', 'delete[]'),
]:
self.do_run(src.replace('{{{ NEW }}}', new).replace('{{{ DELETE }}}', delete), '*1,0*')
def test_dlmalloc_partial(self):
if self.emcc_args is None: return self.skip('only emcc will link in dlmalloc')
# present part of the symbols of dlmalloc, not all
src = open(path_from_root('tests', 'new.cpp')).read().replace('{{{ NEW }}}', 'new int').replace('{{{ DELETE }}}', 'delete') + '''
void *
operator new(size_t size)
{
printf("new %d!\\n", size);
return malloc(size);
}
'''
self.do_run(src, 'new 4!\n*1,0*')
def test_dlmalloc_partial_2(self):
if self.emcc_args is None or 'SAFE_HEAP' in str(self.emcc_args) or 'CHECK_HEAP_ALIGN' in str(self.emcc_args): return self.skip('only emcc will link in dlmalloc, and we do unsafe stuff')
# present part of the symbols of dlmalloc, not all. malloc is harder to link than new which is weak.
test_path = path_from_root('tests', 'core', 'test_dlmalloc_partial_2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_libcxx(self):
if self.emcc_args is None: return self.skip('requires emcc')
self.do_run(open(path_from_root('tests', 'hashtest.cpp')).read(),
'june -> 30\nPrevious (in alphabetical order) is july\nNext (in alphabetical order) is march')
self.do_run('''
#include <set>
#include <stdio.h>
int main() {
std::set<int> *fetchOriginatorNums = new std::set<int>();
fetchOriginatorNums->insert(171);
printf("hello world\\n");
return 0;
}
''', 'hello world');
def test_typeid(self):
test_path = path_from_root('tests', 'core', 'test_typeid')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_static_variable(self):
if self.emcc_args is None: Settings.SAFE_HEAP = 0 # LLVM mixes i64 and i8 in the guard check
test_path = path_from_root('tests', 'core', 'test_static_variable')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_fakestat(self):
test_path = path_from_root('tests', 'core', 'test_fakestat')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_mmap(self):
if self.emcc_args is None: return self.skip('requires emcc')
Settings.TOTAL_MEMORY = 128*1024*1024
test_path = path_from_root('tests', 'core', 'test_mmap')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
self.do_run_from_file(src, output, force_c=True)
def test_mmap_file(self):
if self.emcc_args is None: return self.skip('requires emcc')
for extra_args in [[], ['--no-heap-copy']]:
self.emcc_args += ['--embed-file', 'data.dat'] + extra_args
open(self.in_dir('data.dat'), 'w').write('data from the file ' + ('.' * 9000))
src = open(path_from_root('tests', 'mmap_file.c')).read()
self.do_run(src, '*\ndata from the file .\nfrom the file ......\n*\n')
def test_cubescript(self):
if self.emcc_args is None: return self.skip('requires emcc')
if self.run_name == 'o2':
self.emcc_args += ['--closure', '1'] # Use closure here for some additional coverage
Building.COMPILER_TEST_OPTS = filter(lambda x: x != '-g', Building.COMPILER_TEST_OPTS) # remove -g, so we have one test without it by default
if self.emcc_args is None: Settings.SAFE_HEAP = 0 # Has some actual loads of unwritten-to places, in the C++ code...
# Overflows happen in hash loop
Settings.CORRECT_OVERFLOWS = 1
Settings.CHECK_OVERFLOWS = 0
if Settings.USE_TYPED_ARRAYS == 2:
Settings.CORRECT_SIGNS = 1
self.do_run(path_from_root('tests', 'cubescript'), '*\nTemp is 33\n9\n5\nhello, everyone\n*', main_file='command.cpp')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('skipping extra parts in fastcomp')
assert 'asm2g' in test_modes
if self.run_name == 'asm2g':
results = {}
original = open('src.cpp.o.js').read()
results[Settings.ALIASING_FUNCTION_POINTERS] = len(original)
Settings.ALIASING_FUNCTION_POINTERS = 1 - Settings.ALIASING_FUNCTION_POINTERS
self.do_run(path_from_root('tests', 'cubescript'), '*\nTemp is 33\n9\n5\nhello, everyone\n*', main_file='command.cpp')
final = open('src.cpp.o.js').read()
results[Settings.ALIASING_FUNCTION_POINTERS] = len(final)
open('original.js', 'w').write(original)
print results
assert results[1] < 0.99*results[0]
assert ' & 3]()' in original, 'small function table exists'
assert ' & 3]()' not in final, 'small function table does not exist'
assert ' & 255]()' not in original, 'big function table does not exist'
assert ' & 255]()' in final, 'big function table exists'
assert 'asm1' in test_modes
if self.run_name == 'asm1':
generated = open('src.cpp.o.js').read()
generated = re.sub(r'\n+[ \n]*\n+', '\n', generated)
main = generated[generated.find('function runPostSets'):]
main = main[:main.find('\n}')]
assert main.count('\n') == 7, 'must not emit too many postSets: %d' % main.count('\n')
def test_simd(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2')
if Settings.ASM_JS: Settings.ASM_JS = 2 # does not validate
test_path = path_from_root('tests', 'core', 'test_simd')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_simd2(self):
if Settings.ASM_JS: Settings.ASM_JS = 2 # does not validate
test_path = path_from_root('tests', 'core', 'test_simd2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_simd3(self):
return self.skip('FIXME: this appears to be broken')
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2')
if Settings.ASM_JS: Settings.ASM_JS = 2 # does not validate
test_path = path_from_root('tests', 'core', 'test_simd3')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_gcc_unmangler(self):
if os.environ.get('EMCC_FAST_COMPILER') != '1': Settings.NAMED_GLOBALS = 1 # test coverage for this
Building.COMPILER_TEST_OPTS += ['-I' + path_from_root('third_party')]
self.do_run(open(path_from_root('third_party', 'gcc_demangler.c')).read(), '*d_demangle(char const*, int, unsigned int*)*', args=['_ZL10d_demanglePKciPj'])
#### Code snippet that is helpful to search for nonportable optimizations ####
#global LLVM_OPT_OPTS
#for opt in ['-aa-eval', '-adce', '-always-inline', '-argpromotion', '-basicaa', '-basiccg', '-block-placement', '-break-crit-edges', '-codegenprepare', '-constmerge', '-constprop', '-correlated-propagation', '-count-aa', '-dce', '-deadargelim', '-deadtypeelim', '-debug-aa', '-die', '-domfrontier', '-domtree', '-dse', '-extract-blocks', '-functionattrs', '-globaldce', '-globalopt', '-globalsmodref-aa', '-gvn', '-indvars', '-inline', '-insert-edge-profiling', '-insert-optimal-edge-profiling', '-instcombine', '-instcount', '-instnamer', '-internalize', '-intervals', '-ipconstprop', '-ipsccp', '-iv-users', '-jump-threading', '-lazy-value-info', '-lcssa', '-lda', '-libcall-aa', '-licm', '-lint', '-live-values', '-loop-deletion', '-loop-extract', '-loop-extract-single', '-loop-index-split', '-loop-reduce', '-loop-rotate', '-loop-unroll', '-loop-unswitch', '-loops', '-loopsimplify', '-loweratomic', '-lowerinvoke', '-lowersetjmp', '-lowerswitch', '-mem2reg', '-memcpyopt', '-memdep', '-mergefunc', '-mergereturn', '-module-debuginfo', '-no-aa', '-no-profile', '-partial-inliner', '-partialspecialization', '-pointertracking', '-postdomfrontier', '-postdomtree', '-preverify', '-prune-eh', '-reassociate', '-reg2mem', '-regions', '-scalar-evolution', '-scalarrepl', '-sccp', '-scev-aa', '-simplify-libcalls', '-simplify-libcalls-halfpowr', '-simplifycfg', '-sink', '-split-geps', '-sretpromotion', '-strip', '-strip-dead-debug-info', '-strip-dead-prototypes', '-strip-debug-declare', '-strip-nondebug', '-tailcallelim', '-tailduplicate', '-targetdata', '-tbaa']:
# LLVM_OPT_OPTS = [opt]
# try:
# self.do_run(path_from_root(['third_party']), '*d_demangle(char const*, int, unsigned int*)*', args=['_ZL10d_demanglePKciPj'], main_file='gcc_demangler.c')
# print opt, "ok"
# except:
# print opt, "FAIL"
def test_lua(self):
if self.emcc_args is None: return self.skip('requires emcc')
if Settings.QUANTUM_SIZE == 1: return self.skip('TODO: make this work')
for aggro in ([0, 1] if Settings.ASM_JS and '-O2' in self.emcc_args else [0]):
print aggro
Settings.AGGRESSIVE_VARIABLE_ELIMINATION = aggro
self.do_run('',
'hello lua world!\n17\n1\n2\n3\n4\n7',
args=['-e', '''print("hello lua world!");print(17);for x = 1,4 do print(x) end;print(10-3)'''],
libraries=self.get_library('lua', [os.path.join('src', 'lua'), os.path.join('src', 'liblua.a')], make=['make', 'generic'], configure=None),
includes=[path_from_root('tests', 'lua')],
output_nicerizer=lambda string, err: (string + err).replace('\n\n', '\n').replace('\n\n', '\n'))
def get_freetype(self):
Settings.DEAD_FUNCTIONS += ['_inflateEnd', '_inflate', '_inflateReset', '_inflateInit2_']
return self.get_library('freetype',
os.path.join('objs', '.libs', 'libfreetype.a'))
def test_freetype(self):
if self.emcc_args is None: return self.skip('requires emcc')
if Settings.QUANTUM_SIZE == 1: return self.skip('TODO: Figure out and try to fix')
assert 'asm2g' in test_modes
if self.run_name == 'asm2g':
Settings.ALIASING_FUNCTION_POINTERS = 1 - Settings.ALIASING_FUNCTION_POINTERS # flip for some more coverage here
if Settings.CORRECT_SIGNS == 0: Settings.CORRECT_SIGNS = 1 # Not sure why, but needed
post = '''
def process(filename):
import tools.shared as shared
# Embed the font into the document
src = open(filename, 'r').read().replace(
'// {{PRE_RUN_ADDITIONS}}',
"FS.createDataFile('/', 'font.ttf', %s, true, false);" % str(
map(ord, open(shared.path_from_root('tests', 'freetype', 'LiberationSansBold.ttf'), 'rb').read())
)
)
open(filename, 'w').write(src)
'''
# Not needed for js, but useful for debugging
shutil.copyfile(path_from_root('tests', 'freetype', 'LiberationSansBold.ttf'), os.path.join(self.get_dir(), 'font.ttf'))
# Main
for outlining in [0, 5000]:
Settings.OUTLINING_LIMIT = outlining
print >> sys.stderr, 'outlining:', outlining
self.do_run(open(path_from_root('tests', 'freetype', 'main.c'), 'r').read(),
open(path_from_root('tests', 'freetype', 'ref.txt'), 'r').read(),
['font.ttf', 'test!', '150', '120', '25'],
libraries=self.get_freetype(),
includes=[path_from_root('tests', 'freetype', 'include')],
post_build=post)
# github issue 324
print '[issue 324]'
self.do_run(open(path_from_root('tests', 'freetype', 'main_2.c'), 'r').read(),
open(path_from_root('tests', 'freetype', 'ref_2.txt'), 'r').read(),
['font.ttf', 'w', '32', '32', '25'],
libraries=self.get_freetype(),
includes=[path_from_root('tests', 'freetype', 'include')],
post_build=post)
print '[issue 324 case 2]'
self.do_run(open(path_from_root('tests', 'freetype', 'main_3.c'), 'r').read(),
open(path_from_root('tests', 'freetype', 'ref_3.txt'), 'r').read(),
['font.ttf', 'W', '32', '32', '0'],
libraries=self.get_freetype(),
includes=[path_from_root('tests', 'freetype', 'include')],
post_build=post)
print '[issue 324 case 3]'
self.do_run('',
open(path_from_root('tests', 'freetype', 'ref_4.txt'), 'r').read(),
['font.ttf', 'ea', '40', '32', '0'],
no_build=True)
def test_sqlite(self):
# gcc -O3 -I/home/alon/Dev/emscripten/tests/sqlite -ldl src.c
if self.emcc_args is None: return self.skip('Very slow without ta2, and we would also need to include dlmalloc manually without emcc')
if not self.is_le32(): return self.skip('fails on x86 due to a legalization issue on llvm 3.3')
if Settings.QUANTUM_SIZE == 1: return self.skip('TODO FIXME')
self.banned_js_engines = [NODE_JS] # OOM in older node
Settings.CORRECT_SIGNS = 1
Settings.CORRECT_OVERFLOWS = 0
Settings.CORRECT_ROUNDINGS = 0
if self.emcc_args is None: Settings.SAFE_HEAP = 0 # uses time.h to set random bytes, other stuff
Settings.DISABLE_EXCEPTION_CATCHING = 1
Settings.FAST_MEMORY = 4*1024*1024
Settings.EXPORTED_FUNCTIONS += ['_sqlite3_open', '_sqlite3_close', '_sqlite3_exec', '_sqlite3_free', '_callback'];
if Settings.ASM_JS == 1 and '-g' in self.emcc_args:
print "disabling inlining" # without registerize (which -g disables), we generate huge amounts of code
Settings.INLINING_LIMIT = 50
self.do_run(r'''
#define SQLITE_DISABLE_LFS
#define LONGDOUBLE_TYPE double
#define SQLITE_INT64_TYPE long long int
#define SQLITE_THREADSAFE 0
''' + open(path_from_root('tests', 'sqlite', 'sqlite3.c'), 'r').read() +
open(path_from_root('tests', 'sqlite', 'benchmark.c'), 'r').read(),
open(path_from_root('tests', 'sqlite', 'benchmark.txt'), 'r').read(),
includes=[path_from_root('tests', 'sqlite')],
force_c=True)
def test_zlib(self):
if not Settings.USE_TYPED_ARRAYS == 2: return self.skip('works in general, but cached build will be optimized and fail, so disable this')
if Settings.ASM_JS:
self.banned_js_engines = [NODE_JS] # TODO investigate
if self.emcc_args is not None and '-O2' in self.emcc_args and 'ASM_JS=0' not in self.emcc_args: # without asm, closure minifies Math.imul badly
self.emcc_args += ['--closure', '1'] # Use closure here for some additional coverage
Settings.CORRECT_SIGNS = 1
self.do_run(open(path_from_root('tests', 'zlib', 'example.c'), 'r').read(),
open(path_from_root('tests', 'zlib', 'ref.txt'), 'r').read(),
libraries=self.get_library('zlib', os.path.join('libz.a'), make_args=['libz.a']),
includes=[path_from_root('tests', 'zlib')],
force_c=True)
def test_the_bullet(self): # Called thus so it runs late in the alphabetical cycle... it is long
if self.emcc_args is None: return self.skip('requires emcc')
if Building.LLVM_OPTS and self.emcc_args is None: Settings.SAFE_HEAP = 0 # Optimizations make it so we do not have debug info on the line we need to ignore
Settings.DEAD_FUNCTIONS = ['__ZSt9terminatev']
# Note: this is also a good test of per-file and per-line changes (since we have multiple files, and correct specific lines)
if Settings.SAFE_HEAP:
# Ignore bitfield warnings
Settings.SAFE_HEAP = 3
Settings.SAFE_HEAP_LINES = ['btVoronoiSimplexSolver.h:40', 'btVoronoiSimplexSolver.h:41',
'btVoronoiSimplexSolver.h:42', 'btVoronoiSimplexSolver.h:43']
for use_cmake in [False, True]: # If false, use a configure script to configure Bullet build.
print 'cmake', use_cmake
# Windows cannot run configure sh scripts.
if WINDOWS and not use_cmake:
continue
def test():
self.do_run(open(path_from_root('tests', 'bullet', 'Demos', 'HelloWorld', 'HelloWorld.cpp'), 'r').read(),
[open(path_from_root('tests', 'bullet', 'output.txt'), 'r').read(), # different roundings
open(path_from_root('tests', 'bullet', 'output2.txt'), 'r').read(),
open(path_from_root('tests', 'bullet', 'output3.txt'), 'r').read()],
libraries=get_bullet_library(self, use_cmake),
includes=[path_from_root('tests', 'bullet', 'src')])
test()
assert 'asm2g' in test_modes
if self.run_name == 'asm2g' and not use_cmake and os.environ.get('EMCC_FAST_COMPILER') != '1':
# Test forced alignment
print >> sys.stderr, 'testing FORCE_ALIGNED_MEMORY'
old = open('src.cpp.o.js').read()
Settings.FORCE_ALIGNED_MEMORY = 1
test()
new = open('src.cpp.o.js').read()
print len(old), len(new), old.count('tempBigInt'), new.count('tempBigInt')
assert len(old) > len(new)
assert old.count('tempBigInt') > new.count('tempBigInt')
def test_poppler(self):
if self.emcc_args is None: return self.skip('very slow, we only do this in emcc runs')
Settings.CORRECT_OVERFLOWS = 1
Settings.CORRECT_SIGNS = 1
Building.COMPILER_TEST_OPTS += [
'-I' + path_from_root('tests', 'freetype', 'include'),
'-I' + path_from_root('tests', 'poppler', 'include'),
]
Settings.INVOKE_RUN = 0 # We append code that does run() ourselves
# See post(), below
input_file = open(os.path.join(self.get_dir(), 'paper.pdf.js'), 'w')
input_file.write(str(map(ord, open(path_from_root('tests', 'poppler', 'paper.pdf'), 'rb').read())))
input_file.close()
post = '''
def process(filename):
# To avoid loading this large file to memory and altering it, we simply append to the end
src = open(filename, 'a')
src.write(
\'\'\'
FS.createDataFile('/', 'paper.pdf', eval(Module.read('paper.pdf.js')), true, false);
Module.callMain(Module.arguments);
Module.print("Data: " + JSON.stringify(FS.root.contents['filename-1.ppm'].contents.map(function(x) { return unSign(x, 8) })));
\'\'\'
)
src.close()
'''
#fontconfig = self.get_library('fontconfig', [os.path.join('src', '.libs', 'libfontconfig.a')]) # Used in file, but not needed, mostly
freetype = self.get_freetype()
poppler = self.get_library('poppler',
[os.path.join('utils', 'pdftoppm.o'),
os.path.join('utils', 'parseargs.o'),
os.path.join('poppler', '.libs', 'libpoppler.a')],
env_init={ 'FONTCONFIG_CFLAGS': ' ', 'FONTCONFIG_LIBS': ' ' },
configure_args=['--disable-libjpeg', '--disable-libpng', '--disable-poppler-qt', '--disable-poppler-qt4', '--disable-cms', '--disable-cairo-output', '--disable-abiword-output', '--enable-shared=no'])
# Combine libraries
combined = os.path.join(self.get_dir(), 'poppler-combined.bc')
Building.link(poppler + freetype, combined)
self.do_ll_run(combined,
map(ord, open(path_from_root('tests', 'poppler', 'ref.ppm'), 'r').read()).__str__().replace(' ', ''),
args='-scale-to 512 paper.pdf filename'.split(' '),
post_build=post)
#, build_ll_hook=self.do_autodebug)
def test_openjpeg(self):
if self.emcc_args is None: return self.skip('needs libc for getopt')
Building.COMPILER_TEST_OPTS = filter(lambda x: x != '-g', Building.COMPILER_TEST_OPTS) # remove -g, so we have one test without it by default
if Settings.USE_TYPED_ARRAYS == 2:
Settings.CORRECT_SIGNS = 1
else:
Settings.CORRECT_SIGNS = 2
Settings.CORRECT_SIGNS_LINES = ["mqc.c:566", "mqc.c:317"]
post = '''
def process(filename):
import tools.shared as shared
original_j2k = shared.path_from_root('tests', 'openjpeg', 'syntensity_lobby_s.j2k')
src = open(filename, 'r').read().replace(
'// {{PRE_RUN_ADDITIONS}}',
"FS.createDataFile('/', 'image.j2k', %s, true, false);" % shared.line_splitter(str(
map(ord, open(original_j2k, 'rb').read())
))
).replace(
'// {{POST_RUN_ADDITIONS}}',
"Module.print('Data: ' + JSON.stringify(FS.analyzePath('image.raw').object.contents));"
)
open(filename, 'w').write(src)
'''
shutil.copy(path_from_root('tests', 'openjpeg', 'opj_config.h'), self.get_dir())
lib = self.get_library('openjpeg',
[os.path.sep.join('codec/CMakeFiles/j2k_to_image.dir/index.c.o'.split('/')),
os.path.sep.join('codec/CMakeFiles/j2k_to_image.dir/convert.c.o'.split('/')),
os.path.sep.join('codec/CMakeFiles/j2k_to_image.dir/__/common/color.c.o'.split('/')),
os.path.join('bin', 'libopenjpeg.so.1.4.0')],
configure=['cmake', '.'],
#configure_args=['--enable-tiff=no', '--enable-jp3d=no', '--enable-png=no'],
make_args=[]) # no -j 2, since parallel builds can fail
# We use doubles in JS, so we get slightly different values than native code. So we
# check our output by comparing the average pixel difference
def image_compare(output, err):
# Get the image generated by JS, from the JSON.stringify'd array
m = re.search('\[[\d, -]*\]', output)
try:
js_data = eval(m.group(0))
except AttributeError:
print 'Failed to find proper image output in: ' + output
raise
js_data = map(lambda x: x if x >= 0 else 256+x, js_data) # Our output may be signed, so unsign it
# Get the correct output
true_data = open(path_from_root('tests', 'openjpeg', 'syntensity_lobby_s.raw'), 'rb').read()
# Compare them
assert(len(js_data) == len(true_data))
num = len(js_data)
diff_total = js_total = true_total = 0
for i in range(num):
js_total += js_data[i]
true_total += ord(true_data[i])
diff_total += abs(js_data[i] - ord(true_data[i]))
js_mean = js_total/float(num)
true_mean = true_total/float(num)
diff_mean = diff_total/float(num)
image_mean = 83.265
#print '[image stats:', js_mean, image_mean, true_mean, diff_mean, num, ']'
assert abs(js_mean - image_mean) < 0.01
assert abs(true_mean - image_mean) < 0.01
assert diff_mean < 0.01
return output
self.emcc_args += ['--minify', '0'] # to compare the versions
def do_test():
self.do_run(open(path_from_root('tests', 'openjpeg', 'codec', 'j2k_to_image.c'), 'r').read(),
'Successfully generated', # The real test for valid output is in image_compare
'-i image.j2k -o image.raw'.split(' '),
libraries=lib,
includes=[path_from_root('tests', 'openjpeg', 'libopenjpeg'),
path_from_root('tests', 'openjpeg', 'codec'),
path_from_root('tests', 'openjpeg', 'common'),
os.path.join(self.get_build_dir(), 'openjpeg')],
force_c=True,
post_build=post,
output_nicerizer=image_compare)#, build_ll_hook=self.do_autodebug)
do_test()
# some test coverage for EMCC_DEBUG 1 and 2
if self.emcc_args and '-O2' in self.emcc_args and 'EMCC_DEBUG' not in os.environ and '-g' in self.emcc_args:
shutil.copyfile('src.c.o.js', 'release.js')
try:
os.environ['EMCC_DEBUG'] = '1'
print '2'
do_test()
shutil.copyfile('src.c.o.js', 'debug1.js')
os.environ['EMCC_DEBUG'] = '2'
print '3'
do_test()
shutil.copyfile('src.c.o.js', 'debug2.js')
finally:
del os.environ['EMCC_DEBUG']
for debug in [1,2]:
def clean(text):
text = text.replace('\n\n', '\n').replace('\n\n', '\n').replace('\n\n', '\n').replace('\n\n', '\n').replace('\n\n', '\n').replace('{\n}', '{}')
return '\n'.join(sorted(text.split('\n')))
sizes = len(open('release.js').read()), len(open('debug%d.js' % debug).read())
print >> sys.stderr, debug, 'sizes', sizes
assert abs(sizes[0] - sizes[1]) < 0.0001*sizes[0] # we can't check on identical output, compilation is not 100% deterministic (order of switch elements, etc.), but size should be ~identical
print >> sys.stderr, 'debug check %d passed too' % debug
try:
os.environ['EMCC_FORCE_STDLIBS'] = '1'
print 'EMCC_FORCE_STDLIBS'
do_test()
finally:
del os.environ['EMCC_FORCE_STDLIBS']
print >> sys.stderr, 'EMCC_FORCE_STDLIBS ok'
try_delete(CANONICAL_TEMP_DIR)
else:
print >> sys.stderr, 'not doing debug check'
def test_python(self):
if self.emcc_args is None: return self.skip('requires emcc')
if Settings.QUANTUM_SIZE == 1: return self.skip('TODO: make this work')
if not self.is_le32(): return self.skip('fails on non-le32') # FIXME
#Settings.EXPORTED_FUNCTIONS += ['_PyRun_SimpleStringFlags'] # for the demo
if self.is_le32():
bitcode = path_from_root('tests', 'python', 'python.le32.bc')
else:
bitcode = path_from_root('tests', 'python', 'python.small.bc')
self.do_ll_run(bitcode,
'hello python world!\n[0, 2, 4, 6]\n5\n22\n5.470000',
args=['-S', '-c' '''print "hello python world!"; print [x*2 for x in range(4)]; t=2; print 10-3-t; print (lambda x: x*2)(11); print '%f' % 5.47'''])
def test_lifetime(self):
if self.emcc_args is None: return self.skip('test relies on emcc opts')
self.do_ll_run(path_from_root('tests', 'lifetime.ll'), 'hello, world!\n')
if '-O1' in self.emcc_args or '-O2' in self.emcc_args:
assert 'a18' not in open(os.path.join(self.get_dir(), 'src.cpp.o.js')).read(), 'lifetime stuff and their vars must be culled'
# Test cases in separate files. Note that these files may contain invalid .ll!
# They are only valid enough for us to read for test purposes, not for llvm-as
# to process.
def test_cases(self):
if Building.LLVM_OPTS: return self.skip("Our code is not exactly 'normal' llvm assembly")
emcc_args = self.emcc_args
try:
os.environ['EMCC_LEAVE_INPUTS_RAW'] = '1'
Settings.CHECK_OVERFLOWS = 0
for name in glob.glob(path_from_root('tests', 'cases', '*.ll')):
shortname = name.replace('.ll', '')
if '' not in shortname: continue
if os.environ.get('EMCC_FAST_COMPILER') == '1' and os.path.basename(shortname) in [
'structparam', 'uadd_overflow_ta2', 'extendedprecision', 'issue_39', 'emptystruct', 'phinonexist', 'quotedlabel', 'oob_ta2', 'phientryimplicit', 'phiself', 'invokebitcast', # invalid ir
'structphiparam', 'callwithstructural_ta2', 'callwithstructural64_ta2', 'structinparam', # pnacl limitations in ExpandStructRegs
'2xi40', # pnacl limitations in ExpandGetElementPtr
'legalizer_ta2', '514_ta2', # pnacl limitation in not legalizing i104, i96, etc.
'indirectbrphi', 'ptrtoint_blockaddr', 'quoted', # current fastcomp limitations FIXME
'sillyfuncast2', 'sillybitcast', 'atomicrmw_unaligned' # TODO XXX
]: continue
if '_ta2' in shortname and not Settings.USE_TYPED_ARRAYS == 2:
print self.skip('case "%s" only relevant for ta2' % shortname)
continue
if '_noasm' in shortname and Settings.ASM_JS:
print self.skip('case "%s" not relevant for asm.js' % shortname)
continue
if '_le32' in shortname and not self.is_le32():
print self.skip('case "%s" not relevant for non-le32 target' % shortname)
continue
self.emcc_args = emcc_args
if os.path.exists(shortname + '.emcc'):
if not self.emcc_args: continue
self.emcc_args = self.emcc_args + json.loads(open(shortname + '.emcc').read())
print >> sys.stderr, "Testing case '%s'..." % shortname
output_file = path_from_root('tests', 'cases', shortname + '.txt')
if Settings.QUANTUM_SIZE == 1:
q1_output_file = path_from_root('tests', 'cases', shortname + '_q1.txt')
if os.path.exists(q1_output_file):
output_file = q1_output_file
if os.path.exists(output_file):
output = open(output_file, 'r').read()
else:
output = 'hello, world!'
if output.rstrip() != 'skip':
self.do_ll_run(path_from_root('tests', 'cases', name), output)
# Optional source checking, a python script that gets a global generated with the source
src_checker = path_from_root('tests', 'cases', shortname + '.py')
if os.path.exists(src_checker):
generated = open('src.cpp.o.js').read()
exec(open(src_checker).read())
finally:
del os.environ['EMCC_LEAVE_INPUTS_RAW']
self.emcc_args = emcc_args
def test_fuzz(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2')
Building.COMPILER_TEST_OPTS += ['-I' + path_from_root('tests', 'fuzz')]
def run_all(x):
print x
for name in glob.glob(path_from_root('tests', 'fuzz', '*.c')):
#if os.path.basename(name) != '4.c': continue
if os.environ.get('EMCC_FAST_COMPILER') == '1' and os.path.basename(name) in ['17.c']: continue # pnacl limitation in not legalizing i104, i96, etc.
print name
self.do_run(open(path_from_root('tests', 'fuzz', name)).read(),
open(path_from_root('tests', 'fuzz', name + '.txt')).read(), force_c=True)
run_all('normal')
self.emcc_args += ['--llvm-lto', '1']
run_all('lto')
# Autodebug the code
def do_autodebug(self, filename):
output = Popen([PYTHON, AUTODEBUGGER, filename+'.o.ll', filename+'.o.ll.ll'], stdout=PIPE, stderr=self.stderr_redirect).communicate()[0]
assert 'Success.' in output, output
self.prep_ll_run(filename, filename+'.o.ll.ll', force_recompile=True) # rebuild .bc # TODO: use code in do_autodebug_post for this
# Autodebug the code, after LLVM opts. Will only work once!
def do_autodebug_post(self, filename):
if not hasattr(self, 'post'):
print 'Asking for post re-call'
self.post = True
return True
print 'Autodebugging during post time'
delattr(self, 'post')
output = Popen([PYTHON, AUTODEBUGGER, filename+'.o.ll', filename+'.o.ll.ll'], stdout=PIPE, stderr=self.stderr_redirect).communicate()[0]
assert 'Success.' in output, output
shutil.copyfile(filename + '.o.ll.ll', filename + '.o.ll')
Building.llvm_as(filename)
Building.llvm_dis(filename)
def test_autodebug(self):
if Building.LLVM_OPTS: return self.skip('LLVM opts mess us up')
Building.COMPILER_TEST_OPTS += ['--llvm-opts', '0']
# Run a test that should work, generating some code
self.test_structs()
filename = os.path.join(self.get_dir(), 'src.cpp')
self.do_autodebug(filename)
# Compare to each other, and to expected output
self.do_ll_run(path_from_root('tests', filename+'.o.ll.ll'), '''AD:-1,1''')
assert open('stdout').read().startswith('AD:-1'), 'We must note when we enter functions'
# Test using build_ll_hook
src = '''
#include <stdio.h>
char cache[256], *next = cache;
int main()
{
cache[10] = 25;
next[20] = 51;
int x = cache[10];
double y = 11.52;
printf("*%d,%d,%.2f*\\n", x, cache[20], y);
return 0;
}
'''
self.do_run(src, '''AD:-1,1''', build_ll_hook=self.do_autodebug)
def test_corruption(self):
if Settings.ASM_JS: return self.skip('cannot use corruption checks in asm')
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2 for actual test')
Settings.CORRUPTION_CHECK = 1
src = r'''
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main(int argc, char **argv) {
int size = 1024*argc;
char *buffer = (char*)malloc(size);
#if CORRUPT
memset(buffer, argc, size+15);
#else
memset(buffer, argc, size);
#endif
for (int x = 0; x < size; x += argc*3) buffer[x] = x/3;
int ret = 0;
for (int x = 0; x < size; x++) ret += buffer[x];
free(buffer);
printf("All ok, %d\n", ret);
}
'''
for corrupt in [1]:
self.do_run(src.replace('CORRUPT', str(corrupt)), 'Heap corruption detected!' if corrupt else 'All ok, 4209')
def test_corruption_2(self):
if Settings.ASM_JS: return self.skip('cannot use corruption checks in asm')
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2 for actual test')
Settings.SAFE_HEAP = 1
Settings.CORRUPTION_CHECK = 1
# test for free(0), malloc(0), etc.
test_path = path_from_root('tests', 'core', 'test_corruption_2')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_corruption_3(self):
if Settings.ASM_JS: return self.skip('cannot use corruption checks in asm')
if Settings.USE_TYPED_ARRAYS != 2: return self.skip('needs ta2 for actual test')
Settings.CORRUPTION_CHECK = 1
# realloc
test_path = path_from_root('tests', 'core', 'test_corruption_3')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
### Integration tests
def test_ccall(self):
if self.emcc_args is not None and '-O2' in self.emcc_args:
self.emcc_args += ['--closure', '1'] # Use closure here, to test we export things right
post = '''
def process(filename):
src = \'\'\'
var Module = { 'noInitialRun': true };
\'\'\' + open(filename, 'r').read() + \'\'\'
Module.addOnExit(function () {
Module.print('*');
var ret;
ret = Module['ccall']('get_int', 'number'); Module.print([typeof ret, ret]);
ret = ccall('get_float', 'number'); Module.print([typeof ret, ret.toFixed(2)]);
ret = ccall('get_string', 'string'); Module.print([typeof ret, ret]);
ret = ccall('print_int', null, ['number'], [12]); Module.print(typeof ret);
ret = ccall('print_float', null, ['number'], [14.56]); Module.print(typeof ret);
ret = ccall('print_string', null, ['string'], ["cheez"]); Module.print(typeof ret);
ret = ccall('print_string', null, ['array'], [[97, 114, 114, 45, 97, 121, 0]]); Module.print(typeof ret);
ret = ccall('multi', 'number', ['number', 'number', 'number', 'string'], [2, 1.4, 3, 'more']); Module.print([typeof ret, ret]);
var p = ccall('malloc', 'pointer', ['number'], [4]);
setValue(p, 650, 'i32');
ret = ccall('pointer', 'pointer', ['pointer'], [p]); Module.print([typeof ret, getValue(ret, 'i32')]);
Module.print('*');
// part 2: cwrap
var multi = Module['cwrap']('multi', 'number', ['number', 'number', 'number', 'string']);
Module.print(multi(2, 1.4, 3, 'atr'));
Module.print(multi(8, 5.4, 4, 'bret'));
Module.print('*');
// part 3: avoid stack explosion
for (var i = 0; i < TOTAL_STACK/60; i++) {
ccall('multi', 'number', ['number', 'number', 'number', 'string'], [0, 0, 0, '123456789012345678901234567890123456789012345678901234567890']);
}
Module.print('stack is ok.');
});
Module.callMain();
\'\'\'
open(filename, 'w').write(src)
'''
Settings.EXPORTED_FUNCTIONS += ['_get_int', '_get_float', '_get_string', '_print_int', '_print_float', '_print_string', '_multi', '_pointer', '_malloc']
test_path = path_from_root('tests', 'core', 'test_ccall')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output, post_build=post)
def test_pgo(self):
if Settings.ASM_JS: return self.skip('PGO does not work in asm mode')
def run_all(name, src):
print name
def test(expected, args=[], no_build=False):
self.do_run(src, expected, args=args, no_build=no_build)
return open(self.in_dir('src.cpp.o.js')).read()
# Sanity check that it works and the dead function is emitted
js = test('*9*')
assert 'function _unused(' in js
# Run with PGO, see that unused is true to its name
Settings.PGO = 1
test("*9*\n-s DEAD_FUNCTIONS='[\"_unused\"]'")
Settings.PGO = 0
# Kill off the dead function, still works and it is not emitted
Settings.DEAD_FUNCTIONS = ['_unused']
js = test('*9*')
assert 'function _unused($' not in js # no compiled code
assert 'function _unused(' in js # lib-generated stub
Settings.DEAD_FUNCTIONS = []
# Run the same code with argc that uses the dead function, see abort
test(('dead function: unused'), args=['a', 'b'], no_build=True)
# Normal stuff
run_all('normal', r'''
#include <stdio.h>
extern "C" {
int used(int x) {
if (x == 0) return -1;
return used(x/3) + used(x/17) + x%5;
}
int unused(int x) {
if (x == 0) return -1;
return unused(x/4) + unused(x/23) + x%7;
}
}
int main(int argc, char **argv) {
printf("*%d*\n", argc == 3 ? unused(argv[0][0] + 1024) : used(argc + 1555));
return 0;
}
''')
# Call by function pointer
run_all('function pointers', r'''
#include <stdio.h>
extern "C" {
int used(int x) {
if (x == 0) return -1;
return used(x/3) + used(x/17) + x%5;
}
int unused(int x) {
if (x == 0) return -1;
return unused(x/4) + unused(x/23) + x%7;
}
}
typedef int (*ii)(int);
int main(int argc, char **argv) {
ii pointers[256];
for (int i = 0; i < 256; i++) {
pointers[i] = (i == 3) ? unused : used;
}
printf("*%d*\n", pointers[argc](argc + 1555));
return 0;
}
''')
def test_asm_pgo(self):
if not Settings.ASM_JS: return self.skip('this is a test for PGO for asm (NB: not *in* asm)')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
src = open(path_from_root('tests', 'hello_libcxx.cpp')).read()
output = 'hello, world!'
self.do_run(src, output)
shutil.move(self.in_dir('src.cpp.o.js'), self.in_dir('normal.js'))
Settings.ASM_JS = 0
Settings.PGO = 1
self.do_run(src, output)
Settings.ASM_JS = 1
Settings.PGO = 0
shutil.move(self.in_dir('src.cpp.o.js'), self.in_dir('pgo.js'))
pgo_output = run_js(self.in_dir('pgo.js')).split('\n')[1]
open('pgo_data.rsp', 'w').write(pgo_output)
# with response file
self.emcc_args += ['@pgo_data.rsp']
self.do_run(src, output)
self.emcc_args.pop()
shutil.move(self.in_dir('src.cpp.o.js'), self.in_dir('pgoed.js'))
before = len(open('normal.js').read())
after = len(open('pgoed.js').read())
assert after < 0.90 * before, [before, after] # expect a size reduction
# with response in settings element itself
open('dead_funcs', 'w').write(pgo_output[pgo_output.find('['):-1])
self.emcc_args += ['-s', 'DEAD_FUNCTIONS=@' + self.in_dir('dead_funcs')]
self.do_run(src, output)
self.emcc_args.pop()
self.emcc_args.pop()
shutil.move(self.in_dir('src.cpp.o.js'), self.in_dir('pgoed2.js'))
assert open('pgoed.js').read() == open('pgoed2.js').read()
# with relative response in settings element itself
open('dead_funcs', 'w').write(pgo_output[pgo_output.find('['):-1])
self.emcc_args += ['-s', 'DEAD_FUNCTIONS=@dead_funcs']
self.do_run(src, output)
self.emcc_args.pop()
self.emcc_args.pop()
shutil.move(self.in_dir('src.cpp.o.js'), self.in_dir('pgoed2.js'))
assert open('pgoed.js').read() == open('pgoed2.js').read()
def test_exported_response(self):
if self.emcc_args is None: return self.skip('requires emcc')
src = r'''
#include <stdio.h>
#include <stdlib.h>
extern "C" {
int other_function() { return 5; }
}
int main() {
printf("waka!\n");
return 0;
}
'''
open('exps', 'w').write('["_main","_other_function"]')
self.emcc_args += ['-s', 'EXPORTED_FUNCTIONS=@exps']
self.do_run(src, '''waka!''')
assert 'other_function' in open('src.cpp.o.js').read()
def test_add_function(self):
if self.emcc_args is None: return self.skip('requires emcc')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Settings.INVOKE_RUN = 0
Settings.RESERVED_FUNCTION_POINTERS = 1
src = r'''
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv) {
int fp = atoi(argv[1]);
printf("fp: %d\n", fp);
void (*f)(int) = reinterpret_cast<void (*)(int)>(fp);
f(7);
return 0;
}
'''
open(os.path.join(self.get_dir(), 'post.js'), 'w').write('''
var newFuncPtr = Runtime.addFunction(function(num) {
Module.print('Hello ' + num + ' from JS!');
});
Module.callMain([newFuncPtr.toString()]);
''')
self.emcc_args += ['--post-js', 'post.js']
self.do_run(src, '''Hello 7 from JS!''')
if Settings.ASM_JS:
Settings.RESERVED_FUNCTION_POINTERS = 0
self.do_run(src, '''Finished up all reserved function pointers. Use a higher value for RESERVED_FUNCTION_POINTERS.''')
generated = open('src.cpp.o.js').read()
assert 'jsCall' not in generated
Settings.RESERVED_FUNCTION_POINTERS = 1
Settings.ALIASING_FUNCTION_POINTERS = 1 - Settings.ALIASING_FUNCTION_POINTERS # flip the test
self.do_run(src, '''Hello 7 from JS!''')
def test_demangle_stacks(self):
if Settings.ASM_JS: return self.skip('spidermonkey has stack trace issues')
test_path = path_from_root('tests', 'core', 'test_demangle_stacks')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
def test_embind(self):
if self.emcc_args is None: return self.skip('requires emcc')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Building.COMPILER_TEST_OPTS += ['--bind']
src = r'''
#include<stdio.h>
#include<emscripten/val.h>
using namespace emscripten;
int main() {
val Math = val::global("Math");
// two ways to call Math.abs
printf("abs(-10): %d\n", Math.call<int>("abs", -10));
printf("abs(-11): %d\n", Math["abs"](-11).as<int>());
return 0;
}
'''
self.do_run(src, 'abs(-10): 10\nabs(-11): 11');
def test_embind_2(self):
if self.emcc_args is None: return self.skip('requires emcc')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Building.COMPILER_TEST_OPTS += ['--bind', '--post-js', 'post.js']
open('post.js', 'w').write('''
Module.print('lerp ' + Module.lerp(1, 2, 0.66) + '.');
''')
src = r'''
#include <stdio.h>
#include <SDL/SDL.h>
#include <emscripten/bind.h>
using namespace emscripten;
float lerp(float a, float b, float t) {
return (1 - t) * a + t * b;
}
EMSCRIPTEN_BINDINGS(my_module) {
function("lerp", &lerp);
}
'''
self.do_run(src, 'lerp 1.66');
def test_scriptaclass(self):
if self.emcc_args is None: return self.skip('requires emcc')
if os.environ.get('EMCC_FAST_COMPILER') == '1': return self.skip('todo in fastcomp')
Settings.EXPORT_BINDINGS = 1
header_filename = os.path.join(self.get_dir(), 'header.h')
header = '''
struct ScriptMe {
int value;
ScriptMe(int val);
int getVal(); // XXX Sadly, inlining these will result in LLVM not
// producing any code for them (when just building
// as a library)
void mulVal(int mul);
};
'''
h = open(header_filename, 'w')
h.write(header)
h.close()
src = '''
#include "header.h"
ScriptMe::ScriptMe(int val) : value(val) { }
int ScriptMe::getVal() { return value; }
void ScriptMe::mulVal(int mul) { value *= mul; }
'''
# Way 1: use demangler and namespacer
script_src = '''
var sme = Module._.ScriptMe.__new__(83); // malloc(sizeof(ScriptMe)), ScriptMe::ScriptMe(sme, 83) / new ScriptMe(83) (at addr sme)
Module._.ScriptMe.mulVal(sme, 2); // ScriptMe::mulVal(sme, 2) sme.mulVal(2)
Module.print('*' + Module._.ScriptMe.getVal(sme) + '*');
_free(sme);
Module.print('*ok*');
'''
post = '''
def process(filename):
Popen([PYTHON, DEMANGLER, filename], stdout=open(filename + '.tmp', 'w')).communicate()
Popen([PYTHON, NAMESPACER, filename, filename + '.tmp'], stdout=open(filename + '.tmp2', 'w')).communicate()
src = open(filename, 'r').read().replace(
'// {{MODULE_ADDITIONS}',
'Module["_"] = ' + open(filename + '.tmp2', 'r').read().replace('var ModuleNames = ', '').rstrip() + ';\n\n' + script_src + '\n\n' +
'// {{MODULE_ADDITIONS}'
)
open(filename, 'w').write(src)
'''
# XXX disable due to possible v8 bug -- self.do_run(src, '*166*\n*ok*', post_build=post)
if self.emcc_args is not None and '-O2' in self.emcc_args and 'ASM_JS=0' not in self.emcc_args: # without asm, closure minifies Math.imul badly
self.emcc_args += ['--closure', '1'] # Use closure here, to test we export things right
# Way 2: use CppHeaderParser
Settings.RUNTIME_TYPE_INFO = 1
header = '''
#include <stdio.h>
class Parent {
protected:
int value;
public:
Parent(int val);
Parent(Parent *p, Parent *q); // overload constructor
int getVal() { return value; }; // inline should work just fine here, unlike Way 1 before
void mulVal(int mul);
};
class Child1 : public Parent {
public:
Child1() : Parent(7) { printf("Child1:%d\\n", value); };
Child1(int val) : Parent(val*2) { value -= 1; printf("Child1:%d\\n", value); };
int getValSqr() { return value*value; }
int getValSqr(int more) { return value*value*more; }
int getValTimes(int times=1) { return value*times; }
};
class Child2 : public Parent {
public:
Child2() : Parent(9) { printf("Child2:%d\\n", value); };
int getValCube() { return value*value*value; }
static void printStatic() { printf("*static*\\n"); }
virtual void virtualFunc() { printf("*virtualf*\\n"); }
virtual void virtualFunc2() { printf("*virtualf2*\\n"); }
static void runVirtualFunc(Child2 *self) { self->virtualFunc(); };
private:
void doSomethingSecret() { printf("security breached!\\n"); }; // we should not be able to do this
};
'''
open(header_filename, 'w').write(header)
basename = os.path.join(self.get_dir(), 'bindingtest')
output = Popen([PYTHON, BINDINGS_GENERATOR, basename, header_filename], stdout=PIPE, stderr=self.stderr_redirect).communicate()[0]
#print output
assert 'Traceback' not in output, 'Failure in binding generation: ' + output
src = '''
#include "header.h"
Parent::Parent(int val) : value(val) { printf("Parent:%d\\n", val); }
Parent::Parent(Parent *p, Parent *q) : value(p->value + q->value) { printf("Parent:%d\\n", value); }
void Parent::mulVal(int mul) { value *= mul; }
#include "bindingtest.cpp"
'''
post2 = '''
def process(filename):
src = open(filename, 'a')
src.write(open('bindingtest.js').read() + '\\n\\n')
src.close()
'''
def post3(filename):
script_src_2 = '''
var sme = new Module.Parent(42);
sme.mulVal(2);
Module.print('*')
Module.print(sme.getVal());
Module.print('c1');
var c1 = new Module.Child1();
Module.print(c1.getVal());
c1.mulVal(2);
Module.print(c1.getVal());
Module.print(c1.getValSqr());
Module.print(c1.getValSqr(3));
Module.print(c1.getValTimes()); // default argument should be 1
Module.print(c1.getValTimes(2));
Module.print('c1 v2');
c1 = new Module.Child1(8); // now with a parameter, we should handle the overloading automatically and properly and use constructor #2
Module.print(c1.getVal());
c1.mulVal(2);
Module.print(c1.getVal());
Module.print(c1.getValSqr());
Module.print(c1.getValSqr(3));
Module.print('c2')
var c2 = new Module.Child2();
Module.print(c2.getVal());
c2.mulVal(2);
Module.print(c2.getVal());
Module.print(c2.getValCube());
var succeeded;
try {
succeeded = 0;
Module.print(c2.doSomethingSecret()); // should fail since private
succeeded = 1;
} catch(e) {}
Module.print(succeeded);
try {
succeeded = 0;
Module.print(c2.getValSqr()); // function from the other class
succeeded = 1;
} catch(e) {}
Module.print(succeeded);
try {
succeeded = 0;
c2.getValCube(); // sanity
succeeded = 1;
} catch(e) {}
Module.print(succeeded);
Module.Child2.prototype.printStatic(); // static calls go through the prototype
// virtual function
c2.virtualFunc();
Module.Child2.prototype.runVirtualFunc(c2);
c2.virtualFunc2();
// extend the class from JS
var c3 = new Module.Child2;
Module.customizeVTable(c3, [{
original: Module.Child2.prototype.virtualFunc,
replacement: function() {
Module.print('*js virtualf replacement*');
}
}, {
original: Module.Child2.prototype.virtualFunc2,
replacement: function() {
Module.print('*js virtualf2 replacement*');
}
}]);
c3.virtualFunc();
Module.Child2.prototype.runVirtualFunc(c3);
c3.virtualFunc2();
c2.virtualFunc(); // original should remain the same
Module.Child2.prototype.runVirtualFunc(c2);
c2.virtualFunc2();
Module.print('*ok*');
'''
code = open(filename).read()
src = open(filename, 'w')
src.write('var Module = {};\n') # name Module
src.write(code)
src.write(script_src_2 + '\n')
src.close()
Settings.RESERVED_FUNCTION_POINTERS = 20
self.do_run(src, '''*
84
c1
Parent:7
Child1:7
7
14
196
588
14
28
c1 v2
Parent:16
Child1:15
15
30
900
2700
c2
Parent:9
Child2:9
9
18
5832
0
0
1
*static*
*virtualf*
*virtualf*
*virtualf2*''' + ('''
Parent:9
Child2:9
*js virtualf replacement*
*js virtualf replacement*
*js virtualf2 replacement*
*virtualf*
*virtualf*
*virtualf2*''') + '''
*ok*
''', post_build=(post2, post3))
def test_scriptaclass_2(self):
if self.emcc_args is None: return self.skip('requires emcc')
Settings.EXPORT_BINDINGS = 1
header_filename = os.path.join(self.get_dir(), 'header.h')
header = '''
#include <stdio.h>
#include <string.h>
class StringUser {
char *s;
int i;
public:
StringUser(char *string, int integer) : s(strdup(string)), i(integer) {}
void Print(int anotherInteger, char *anotherString) {
printf("|%s|%d|%s|%d|\\n", s, i, anotherString, anotherInteger);
}
void CallOther(StringUser *fr) { fr->Print(i, s); }
};
'''
open(header_filename, 'w').write(header)
basename = os.path.join(self.get_dir(), 'bindingtest')
output = Popen([PYTHON, BINDINGS_GENERATOR, basename, header_filename], stdout=PIPE, stderr=self.stderr_redirect).communicate()[0]
#print output
assert 'Traceback' not in output, 'Failure in binding generation: ' + output
src = '''
#include "header.h"
#include "bindingtest.cpp"
'''
post = '''
def process(filename):
src = open(filename, 'a')
src.write(open('bindingtest.js').read() + '\\n\\n')
src.write(\'\'\'
var user = new Module.StringUser("hello", 43);
user.Print(41, "world");
\'\'\')
src.close()
'''
self.do_run(src, '|hello|43|world|41|', post_build=post)
def test_typeinfo(self):
if self.emcc_args is not None and self.emcc_args != []: return self.skip('full LLVM opts optimize out all the code that uses the type')
Settings.RUNTIME_TYPE_INFO = 1
if Settings.QUANTUM_SIZE != 4: return self.skip('We assume normal sizes in the output here')
src = '''
#include<stdio.h>
struct UserStruct {
int x;
char y;
short z;
};
struct Encloser {
short x;
UserStruct us;
int y;
};
int main() {
Encloser e;
e.us.y = 5;
printf("*ok:%d*\\n", e.us.y);
return 0;
}
'''
post = '''
def process(filename):
src = open(filename, 'r').read().replace(
'// {{POST_RUN_ADDITIONS}}',
\'\'\'
if (Runtime.typeInfo) {
Module.print('|' + Runtime.typeInfo.UserStruct.fields + '|' + Runtime.typeInfo.UserStruct.flatIndexes + '|');
var t = Runtime.generateStructInfo(['x', { us: ['x', 'y', 'z'] }, 'y'], 'Encloser')
Module.print('|' + [t.x, t.us.x, t.us.y, t.us.z, t.y] + '|');
Module.print('|' + JSON.stringify(Runtime.generateStructInfo(['x', 'y', 'z'], 'UserStruct')) + '|');
} else {
Module.print('No type info.');
}
\'\'\'
)
open(filename, 'w').write(src)
'''
self.do_run(src,
'*ok:5*\n|i32,i8,i16|0,4,6|\n|0,4,8,10,12|\n|{"__size__":8,"x":0,"y":4,"z":6}|',
post_build=post)
# Make sure that without the setting, we don't spam the .js with the type info
Settings.RUNTIME_TYPE_INFO = 0
self.do_run(src, 'No type info.', post_build=post)
### Tests for tools
def test_safe_heap(self):
if not Settings.SAFE_HEAP: return self.skip('We need SAFE_HEAP to test SAFE_HEAP')
if Settings.USE_TYPED_ARRAYS == 2: return self.skip('It is ok to violate the load-store assumption with TA2')
if Building.LLVM_OPTS: return self.skip('LLVM can optimize away the intermediate |x|')
src = '''
#include<stdio.h>
#include<stdlib.h>
int main() { int *x = (int*)malloc(sizeof(int));
*x = 20;
float *y = (float*)x;
printf("%f\\n", *y);
printf("*ok*\\n");
return 0;
}
'''
try:
self.do_run(src, '*nothingatall*')
except Exception, e:
# This test *should* fail, by throwing this exception
assert 'Assertion failed: Load-store consistency assumption failure!' in str(e), str(e)
# And we should not fail if we disable checking on that line
Settings.SAFE_HEAP = 3
Settings.SAFE_HEAP_LINES = ["src.cpp:7"]
self.do_run(src, '*ok*')
# But if we disable the wrong lines, we still fail
Settings.SAFE_HEAP_LINES = ["src.cpp:99"]
try:
self.do_run(src, '*nothingatall*')
except Exception, e:
# This test *should* fail, by throwing this exception
assert 'Assertion failed: Load-store consistency assumption failure!' in str(e), str(e)
# And reverse the checks with = 2
Settings.SAFE_HEAP = 2
Settings.SAFE_HEAP_LINES = ["src.cpp:99"]
self.do_run(src, '*ok*')
Settings.SAFE_HEAP = 1
# Linking multiple files should work too
module = '''
#include<stdio.h>
#include<stdlib.h>
void callFunc() { int *x = (int*)malloc(sizeof(int));
*x = 20;
float *y = (float*)x;
printf("%f\\n", *y);
}
'''
module_name = os.path.join(self.get_dir(), 'module.cpp')
open(module_name, 'w').write(module)
main = '''
#include<stdio.h>
#include<stdlib.h>
extern void callFunc();
int main() { callFunc();
int *x = (int*)malloc(sizeof(int));
*x = 20;
float *y = (float*)x;
printf("%f\\n", *y);
printf("*ok*\\n");
return 0;
}
'''
main_name = os.path.join(self.get_dir(), 'main.cpp')
open(main_name, 'w').write(main)
Building.emcc(module_name, ['-g'])
Building.emcc(main_name, ['-g'])
all_name = os.path.join(self.get_dir(), 'all.bc')
Building.link([module_name + '.o', main_name + '.o'], all_name)
try:
self.do_ll_run(all_name, '*nothingatall*')
except Exception, e:
# This test *should* fail, by throwing this exception
assert 'Assertion failed: Load-store consistency assumption failure!' in str(e), str(e)
# And we should not fail if we disable checking on those lines
Settings.SAFE_HEAP = 3
Settings.SAFE_HEAP_LINES = ["module.cpp:7", "main.cpp:9"]
self.do_ll_run(all_name, '*ok*')
# But we will fail if we do not disable exactly what we need to - any mistake leads to error
for lines in [["module.cpp:22", "main.cpp:9"], ["module.cpp:7", "main.cpp:29"], ["module.cpp:127", "main.cpp:449"], ["module.cpp:7"], ["main.cpp:9"]]:
Settings.SAFE_HEAP_LINES = lines
try:
self.do_ll_run(all_name, '*nothingatall*')
except Exception, e:
# This test *should* fail, by throwing this exception
assert 'Assertion failed: Load-store consistency assumption failure!' in str(e), str(e)
def test_debug(self):
if '-g' not in Building.COMPILER_TEST_OPTS: Building.COMPILER_TEST_OPTS.append('-g')
if self.emcc_args is not None:
if '-O1' in self.emcc_args or '-O2' in self.emcc_args or '-O3' in self.emcc_args: return self.skip('optimizations remove LLVM debug info')
src = '''
#include <stdio.h>
#include <assert.h>
void checker(int x) {
x += 20;
assert(x < 15); // this is line 7!
}
int main() {
checker(10);
return 0;
}
'''
try:
self.do_run(src, '*nothingatall*')
except Exception, e:
# This test *should* fail
assert 'Assertion failed: x < 15' in str(e), str(e)
lines = open('src.cpp.o.js', 'r').readlines()
lines = filter(lambda line: '___assert_fail(' in line or '___assert_func(' in line, lines)
found_line_num = any(('//@line 7 "' in line) for line in lines)
found_filename = any(('src.cpp"\n' in line) for line in lines)
assert found_line_num, 'Must have debug info with the line number'
assert found_filename, 'Must have debug info with the filename'
def test_source_map(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip("doesn't pass without typed arrays")
if NODE_JS not in JS_ENGINES: return self.skip('sourcemapper requires Node to run')
if '-g' not in Building.COMPILER_TEST_OPTS: Building.COMPILER_TEST_OPTS.append('-g')
src = '''
#include <stdio.h>
#include <assert.h>
__attribute__((noinline)) int foo() {
printf("hi"); // line 6
return 1; // line 7
}
int main() {
printf("%d", foo()); // line 11
return 0; // line 12
}
'''
dirname = self.get_dir()
src_filename = os.path.join(dirname, 'src.cpp')
out_filename = os.path.join(dirname, 'a.out.js')
no_maps_filename = os.path.join(dirname, 'no-maps.out.js')
with open(src_filename, 'w') as f: f.write(src)
assert '-g4' not in Building.COMPILER_TEST_OPTS
Building.emcc(src_filename, Settings.serialize() + self.emcc_args +
Building.COMPILER_TEST_OPTS, out_filename)
# the file name may find its way into the generated code, so make sure we
# can do an apples-to-apples comparison by compiling with the same file name
shutil.move(out_filename, no_maps_filename)
with open(no_maps_filename) as f: no_maps_file = f.read()
no_maps_file = re.sub(' *//@.*$', '', no_maps_file, flags=re.MULTILINE)
Building.COMPILER_TEST_OPTS.append('-g4')
def build_and_check():
import json
Building.emcc(src_filename, Settings.serialize() + self.emcc_args +
Building.COMPILER_TEST_OPTS, out_filename, stderr=PIPE)
with open(out_filename) as f: out_file = f.read()
# after removing the @line and @sourceMappingURL comments, the build
# result should be identical to the non-source-mapped debug version.
# this is worth checking because the parser AST swaps strings for token
# objects when generating source maps, so we want to make sure the
# optimizer can deal with both types.
out_file = re.sub(' *//@.*$', '', out_file, flags=re.MULTILINE)
def clean(code):
code = re.sub(r'\n+[ \n]*\n+', '\n', code)
code = code.replace('{\n}', '{}')
return '\n'.join(sorted(code.split('\n')))
self.assertIdentical(clean(no_maps_file), clean(out_file))
map_filename = out_filename + '.map'
data = json.load(open(map_filename, 'r'))
self.assertPathsIdentical(out_filename, data['file'])
self.assertPathsIdentical(src_filename, data['sources'][0])
self.assertTextDataIdentical(src, data['sourcesContent'][0])
mappings = json.loads(jsrun.run_js(
path_from_root('tools', 'source-maps', 'sourcemap2json.js'),
tools.shared.NODE_JS, [map_filename]))
seen_lines = set()
for m in mappings:
self.assertPathsIdentical(src_filename, m['source'])
seen_lines.add(m['originalLine'])
# ensure that all the 'meaningful' lines in the original code get mapped
assert seen_lines.issuperset([6, 7, 11, 12])
# EMCC_DEBUG=2 causes lots of intermediate files to be written, and so
# serves as a stress test for source maps because it needs to correlate
# line numbers across all those files.
old_emcc_debug = os.environ.get('EMCC_DEBUG', None)
os.environ.pop('EMCC_DEBUG', None)
try:
build_and_check()
os.environ['EMCC_DEBUG'] = '2'
build_and_check()
finally:
if old_emcc_debug is not None:
os.environ['EMCC_DEBUG'] = old_emcc_debug
else:
os.environ.pop('EMCC_DEBUG', None)
def test_exception_source_map(self):
if Settings.USE_TYPED_ARRAYS != 2: return self.skip("doesn't pass without typed arrays")
if '-g4' not in Building.COMPILER_TEST_OPTS: Building.COMPILER_TEST_OPTS.append('-g4')
if NODE_JS not in JS_ENGINES: return self.skip('sourcemapper requires Node to run')
src = '''
#include <stdio.h>
__attribute__((noinline)) void foo(int i) {
if (i < 10) throw i; // line 5
}
int main() {
int i;
scanf("%d", &i);
foo(i);
return 0;
}
'''
def post(filename):
import json
map_filename = filename + '.map'
mappings = json.loads(jsrun.run_js(
path_from_root('tools', 'source-maps', 'sourcemap2json.js'),
tools.shared.NODE_JS, [map_filename]))
with open(filename) as f: lines = f.readlines()
for m in mappings:
if m['originalLine'] == 5 and '__cxa_throw' in lines[m['generatedLine']-1]: # -1 to fix 0-start vs 1-start
return
assert False, 'Must label throw statements with line numbers'
dirname = self.get_dir()
self.build(src, dirname, os.path.join(dirname, 'src.cpp'), post_build=(None, post))
def test_emscripten_log(self):
self.banned_js_engines = [SPIDERMONKEY_ENGINE] # XXX, emscripten_log is broken in spidermonkey currently, issue #1970
if self.emcc_args is None: return self.skip('This test needs libc.')
if '-g' not in Building.COMPILER_TEST_OPTS: Building.COMPILER_TEST_OPTS.append('-g')
self.do_run('#define RUN_FROM_JS_SHELL\n' + open(path_from_root('tests', 'emscripten_log', 'emscripten_log.cpp')).read(), "Success!")
def test_linespecific(self):
if Settings.ASM_JS: return self.skip('asm always has corrections on')
if '-g' not in Building.COMPILER_TEST_OPTS: Building.COMPILER_TEST_OPTS.append('-g')
if self.emcc_args:
self.emcc_args += ['--llvm-opts', '0'] # llvm full opts make the expected failures here not happen
Building.COMPILER_TEST_OPTS += ['--llvm-opts', '0']
Settings.CHECK_SIGNS = 0
Settings.CHECK_OVERFLOWS = 0
# Signs
src = '''
#include <stdio.h>
#include <assert.h>
int main()
{
int varey = 100;
unsigned int MAXEY = -1;
printf("*%d*\\n", varey >= MAXEY); // 100 >= -1? not in unsigned!
}
'''
Settings.CORRECT_SIGNS = 0
self.do_run(src, '*1*') # This is a fail - we expect 0
Settings.CORRECT_SIGNS = 1
self.do_run(src, '*0*') # Now it will work properly
# And now let's fix just that one line
Settings.CORRECT_SIGNS = 2
Settings.CORRECT_SIGNS_LINES = ["src.cpp:9"]
self.do_run(src, '*0*')
# Fixing the wrong line should not work
Settings.CORRECT_SIGNS = 2
Settings.CORRECT_SIGNS_LINES = ["src.cpp:3"]
self.do_run(src, '*1*')
# And reverse the checks with = 2
Settings.CORRECT_SIGNS = 3
Settings.CORRECT_SIGNS_LINES = ["src.cpp:3"]
self.do_run(src, '*0*')
Settings.CORRECT_SIGNS = 3
Settings.CORRECT_SIGNS_LINES = ["src.cpp:9"]
self.do_run(src, '*1*')
Settings.CORRECT_SIGNS = 0
# Overflows
src = '''
#include<stdio.h>
int main() {
int t = 77;
for (int i = 0; i < 30; i++) {
t = t + t + t + t + t + 1;
}
printf("*%d,%d*\\n", t, t & 127);
return 0;
}
'''
correct = '*186854335,63*'
Settings.CORRECT_OVERFLOWS = 0
try:
self.do_run(src, correct)
raise Exception('UNEXPECTED-PASS')
except Exception, e:
assert 'UNEXPECTED' not in str(e), str(e)
assert 'Expected to find' in str(e), str(e)
Settings.CORRECT_OVERFLOWS = 1
self.do_run(src, correct) # Now it will work properly
# And now let's fix just that one line
Settings.CORRECT_OVERFLOWS = 2
Settings.CORRECT_OVERFLOWS_LINES = ["src.cpp:6"]
self.do_run(src, correct)
# Fixing the wrong line should not work
Settings.CORRECT_OVERFLOWS = 2
Settings.CORRECT_OVERFLOWS_LINES = ["src.cpp:3"]
try:
self.do_run(src, correct)
raise Exception('UNEXPECTED-PASS')
except Exception, e:
assert 'UNEXPECTED' not in str(e), str(e)
assert 'Expected to find' in str(e), str(e)
# And reverse the checks with = 2
Settings.CORRECT_OVERFLOWS = 3
Settings.CORRECT_OVERFLOWS_LINES = ["src.cpp:3"]
self.do_run(src, correct)
Settings.CORRECT_OVERFLOWS = 3
Settings.CORRECT_OVERFLOWS_LINES = ["src.cpp:6"]
try:
self.do_run(src, correct)
raise Exception('UNEXPECTED-PASS')
except Exception, e:
assert 'UNEXPECTED' not in str(e), str(e)
assert 'Expected to find' in str(e), str(e)
Settings.CORRECT_OVERFLOWS = 0
# Roundings
src = '''
#include <stdio.h>
#include <assert.h>
int main()
{
TYPE x = -5;
printf("*%d*", x/2);
x = 5;
printf("*%d*", x/2);
float y = -5.33;
x = y;
printf("*%d*", x);
y = 5.33;
x = y;
printf("*%d*", x);
printf("\\n");
}
'''
if Settings.USE_TYPED_ARRAYS != 2: # the errors here are very specific to non-i64 mode 1
Settings.CORRECT_ROUNDINGS = 0
self.do_run(src.replace('TYPE', 'long long'), '*-3**2**-6**5*') # JS floor operations, always to the negative. This is an undetected error here!
self.do_run(src.replace('TYPE', 'int'), '*-2**2**-5**5*') # We get these right, since they are 32-bit and we can shortcut using the |0 trick
self.do_run(src.replace('TYPE', 'unsigned int'), '*-2**2**-6**5*')
Settings.CORRECT_ROUNDINGS = 1
Settings.CORRECT_SIGNS = 1 # To be correct here, we need sign corrections as well
self.do_run(src.replace('TYPE', 'long long'), '*-2**2**-5**5*') # Correct
self.do_run(src.replace('TYPE', 'int'), '*-2**2**-5**5*') # Correct
self.do_run(src.replace('TYPE', 'unsigned int'), '*2147483645**2**-5**5*') # Correct
Settings.CORRECT_SIGNS = 0
if Settings.USE_TYPED_ARRAYS != 2: # the errors here are very specific to non-i64 mode 1
Settings.CORRECT_ROUNDINGS = 2
Settings.CORRECT_ROUNDINGS_LINES = ["src.cpp:13"] # Fix just the last mistake
self.do_run(src.replace('TYPE', 'long long'), '*-3**2**-5**5*')
self.do_run(src.replace('TYPE', 'int'), '*-2**2**-5**5*') # Here we are lucky and also get the first one right
self.do_run(src.replace('TYPE', 'unsigned int'), '*-2**2**-5**5*')
# And reverse the check with = 2
if Settings.USE_TYPED_ARRAYS != 2: # the errors here are very specific to non-i64 mode 1
Settings.CORRECT_ROUNDINGS = 3
Settings.CORRECT_ROUNDINGS_LINES = ["src.cpp:999"]
self.do_run(src.replace('TYPE', 'long long'), '*-2**2**-5**5*')
self.do_run(src.replace('TYPE', 'int'), '*-2**2**-5**5*')
Settings.CORRECT_SIGNS = 1 # To be correct here, we need sign corrections as well
self.do_run(src.replace('TYPE', 'unsigned int'), '*2147483645**2**-5**5*')
Settings.CORRECT_SIGNS = 0
def test_float_literals(self):
self.do_run_from_file(path_from_root('tests', 'test_float_literals.cpp'), path_from_root('tests', 'test_float_literals.out'))
def test_exit_status(self):
if self.emcc_args is None: return self.skip('need emcc')
src = r'''
#include <stdio.h>
#include <stdlib.h>
static void cleanup() {
printf("cleanup\n");
}
int main() {
atexit(cleanup); // this atexit should still be called
printf("hello, world!\n");
exit(118); // Unusual exit status to make sure it's working!
}
'''
open('post.js', 'w').write('''
Module.addOnExit(function () {
Module.print('I see exit status: ' + EXITSTATUS);
});
Module.callMain();
''')
self.emcc_args += ['-s', 'INVOKE_RUN=0', '--post-js', 'post.js']
self.do_run(src, 'hello, world!\ncleanup\nI see exit status: 118')
def test_gc(self):
if self.emcc_args == None: return self.skip('needs ta2')
if Settings.ASM_JS: return self.skip('asm cannot support generic function table')
Settings.GC_SUPPORT = 1
test_path = path_from_root('tests', 'core', 'test_gc')
src, output = (test_path + s for s in ('.in', '.out'))
self.do_run_from_file(src, output)
# Generate tests for everything
def make_run(fullname, name=-1, compiler=-1, embetter=0, quantum_size=0,
typed_arrays=0, emcc_args=None, env=None):
if env is None: env = {}
TT = type(fullname, (T,), dict(run_name = fullname, env = env))
def tearDown(self):
super(TT, self).tearDown()
for k, v in self.env.iteritems():
del os.environ[k]
# clear global changes to Building
Building.COMPILER_TEST_OPTS = []
Building.COMPILER = CLANG
Building.LLVM_OPTS = 0
TT.tearDown = tearDown
def setUp(self):
super(TT, self).setUp()
for k, v in self.env.iteritems():
assert k not in os.environ, k + ' should not be in environment'
os.environ[k] = v
global checked_sanity
if not checked_sanity:
print '(checking sanity from test runner)' # do this after we set env stuff
check_sanity(force=True)
checked_sanity = True
Building.COMPILER_TEST_OPTS = ['-g']
os.chdir(self.get_dir()) # Ensure the directory exists and go there
Building.COMPILER = compiler
self.emcc_args = None if emcc_args is None else emcc_args[:]
if self.emcc_args is not None:
Settings.load(self.emcc_args)
Building.LLVM_OPTS = 0
if '-O2' in self.emcc_args or '-O3' in self.emcc_args:
Building.COMPILER_TEST_OPTS = [] # remove -g in -O2 tests, for more coverage
#Building.COMPILER_TEST_OPTS += self.emcc_args
for arg in self.emcc_args:
if arg.startswith('-O'):
Building.COMPILER_TEST_OPTS.append(arg) # so bitcode is optimized too, this is for cpp to ll
else:
try:
key, value = arg.split('=')
Settings[key] = value # forward -s K=V
except:
pass
return
# TODO: Move much of these to a init() function in shared.py, and reuse that
Settings.USE_TYPED_ARRAYS = typed_arrays
Settings.INVOKE_RUN = 1
Settings.RELOOP = 0 # we only do them in the "o2" pass
Settings.MICRO_OPTS = embetter
Settings.QUANTUM_SIZE = quantum_size
Settings.ASSERTIONS = 1-embetter
Settings.SAFE_HEAP = 1-embetter
Settings.CHECK_OVERFLOWS = 1-embetter
Settings.CORRECT_OVERFLOWS = 1-embetter
Settings.CORRECT_SIGNS = 0
Settings.CORRECT_ROUNDINGS = 0
Settings.CORRECT_OVERFLOWS_LINES = CORRECT_SIGNS_LINES = CORRECT_ROUNDINGS_LINES = SAFE_HEAP_LINES = []
Settings.CHECK_SIGNS = 0 #1-embetter
Settings.RUNTIME_TYPE_INFO = 0
Settings.DISABLE_EXCEPTION_CATCHING = 0
Settings.INCLUDE_FULL_LIBRARY = 0
Settings.BUILD_AS_SHARED_LIB = 0
Settings.RUNTIME_LINKED_LIBS = []
Settings.EMULATE_UNALIGNED_ACCESSES = int(Settings.USE_TYPED_ARRAYS == 2 and Building.LLVM_OPTS == 2)
Settings.DOUBLE_MODE = 1 if Settings.USE_TYPED_ARRAYS and Building.LLVM_OPTS == 0 else 0
Settings.PRECISE_I64_MATH = 0
Settings.NAMED_GLOBALS = 0 if not embetter else 1
TT.setUp = setUp
return TT
# Make one run with the defaults
default = make_run("default", compiler=CLANG, emcc_args=[] if os.environ.get('EMCC_FAST_COMPILER') != '1' else ['-s', 'ASM_JS=1'])
# Make one run with -O1, with safe heap
o1 = make_run("o1", compiler=CLANG, emcc_args=["-O1", "-s", "ASM_JS=0", "-s", "SAFE_HEAP=1"])
# Make one run with -O2, but without closure (we enable closure in specific tests, otherwise on everything it is too slow)
o2 = make_run("o2", compiler=CLANG, emcc_args=["-O2", "-s", "ASM_JS=0", "-s", "JS_CHUNK_SIZE=1024"])
# asm.js
asm1 = make_run("asm1", compiler=CLANG, emcc_args=["-O1"])
asm2 = make_run("asm2", compiler=CLANG, emcc_args=["-O2"])
asm3 = make_run("asm3", compiler=CLANG, emcc_args=["-O3"])
asm2f = make_run("asm2f", compiler=CLANG, emcc_args=["-O2", "-s", "PRECISE_F32=1"])
if os.environ.get('EMCC_FAST_COMPILER') == '1':
asm2g = make_run("asm2g", compiler=CLANG, emcc_args=["-O2", "-g", "-s", "ASSERTIONS=1", "--memory-init-file", "1", "-s", "SAFE_HEAP=1"])
else:
asm2g = make_run("asm2g", compiler=CLANG, emcc_args=["-O2", "-g", "-s", "ASSERTIONS=1", "--memory-init-file", "1", "-s", "CHECK_HEAP_ALIGN=1"])
asm2x86 = make_run("asm2x86", compiler=CLANG, emcc_args=["-O2", "-g", "-s", "CHECK_HEAP_ALIGN=1"], env={"EMCC_LLVM_TARGET": "i386-pc-linux-gnu"})
# Make custom runs with various options
for compiler, quantum, embetter, typed_arrays in [
(CLANG, 4, 0, 0),
(CLANG, 4, 1, 1),
]:
fullname = 's_0_%d%s%s' % (
embetter, '' if quantum == 4 else '_q' + str(quantum), '' if typed_arrays in [0, 1] else '_t' + str(typed_arrays)
)
locals()[fullname] = make_run(fullname, fullname, compiler, embetter, quantum, typed_arrays)
del T # T is just a shape for the specific subclasses, we don't test it itself
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