Remove MJIT's builtin function compiler

builtin.h

@@ -11,17 +11,13 @@ struct rb_builtin_function {
     // for load
     const int index;
     const char * const name;
-
-    // for jit
-    void (*compiler)(VALUE, long, unsigned, bool);
 };
 
-#define RB_BUILTIN_FUNCTION(_i, _name, _fname, _arity, _compiler) {\
+#define RB_BUILTIN_FUNCTION(_i, _name, _fname, _arity) {\
   .name = _i < 0 ? NULL : #_name, \
   .func_ptr = (void *)_fname, \
   .argc = _arity, \
   .index = _i, \
-  .compiler = _compiler, \
 }
 
 void rb_load_with_builtin_functions(const char *feature_name, const struct rb_builtin_function *table);

rjit_c.rb

@@ -435,16 +435,6 @@ module RubyVM::RJIT # :nodoc: all
       Primitive.cexpr! 'rb_hash_values((VALUE)NUM2PTR(cdhash_addr))'
     end
 
-    def builtin_compiler(buf, bf_ptr, index, stack_size, builtin_inline_p)
-      _bf_addr = bf_ptr.to_i
-      # Call "rjit_compile_invokebuiltin_for_#{func}" in mk_builtin_loader.rb
-      Primitive.cstmt! %{
-        RB_BUILTIN bf = (RB_BUILTIN)NUM2PTR(_bf_addr);
-        bf->compiler(buf, NIL_P(index) ? -1 : NUM2LONG(index), NUM2UINT(stack_size), RTEST(builtin_inline_p));
-        return Qnil;
-      }
-    end
-
     def has_cache_for_send(cc_ptr, insn)
       _cc_addr = cc_ptr.to_i
       Primitive.cstmt! %{
@@ -1169,7 +1159,6 @@ module RubyVM::RJIT # :nodoc: all
       argc: [CType::Immediate.parse("int"), Primitive.cexpr!("OFFSETOF((*((struct rb_builtin_function *)NULL)), argc)")],
       index: [CType::Immediate.parse("int"), Primitive.cexpr!("OFFSETOF((*((struct rb_builtin_function *)NULL)), index)")],
       name: [CType::Pointer.new { CType::Immediate.parse("char") }, Primitive.cexpr!("OFFSETOF((*((struct rb_builtin_function *)NULL)), name)")],
-      compiler: [CType::Immediate.parse("void *"), Primitive.cexpr!("OFFSETOF((*((struct rb_builtin_function *)NULL)), compiler)")],
     )
   end
 

tool/mk_builtin_loader.rb

@@ -318,44 +318,6 @@ def mk_builtin_header file
       end
     }
 
-    bs.each_pair{|func, (argc, cfunc_name)|
-      decl = ', VALUE' * argc
-      argv = argc                    \
-           . times                   \
-           . map {|i|", argv[#{i}]"} \
-           . join('')
-      f.puts %'static void'
-      f.puts %'rjit_compile_invokebuiltin_for_#{func}(VALUE buf, long index, unsigned stack_size, bool inlinable_p)'
-      f.puts %'{'
-      f.puts %'    rb_str_catf(buf, "    VALUE self = GET_SELF();\\n");'
-      f.puts %'    rb_str_catf(buf, "    typedef VALUE (*func)(rb_execution_context_t *, VALUE#{decl});\\n");'
-      if inlines.has_key? cfunc_name
-        body_lineno, text, locals, func_name = inlines[cfunc_name]
-        lineno, str = generate_cexpr(ofile, lineno, line_file, body_lineno, text, locals, func_name)
-        f.puts %'    if (inlinable_p) {'
-        str.gsub(/^(?!#)/, '    ').each_line {|i|
-          j = RubyVM::CEscape.rstring2cstr(i).dup
-          j.sub!(/^    return\b/ , '    val =')
-          f.printf(%'        rb_str_catf(buf, "%%s", %s);\n', j)
-        }
-        f.puts(%'        return;')
-        f.puts(%'    }')
-      end
-      if argc > 0
-        f.puts %'    if (index == -1) {'
-        f.puts %'        rb_str_catf(buf, "    const VALUE *argv = &stack[%d];\\n", stack_size - #{argc});'
-        f.puts %'    }'
-        f.puts %'    else {'
-        f.puts %'        rb_str_catf(buf, "    const unsigned int lnum = ISEQ_BODY(GET_ISEQ())->local_table_size;\\n");'
-        f.puts %'        rb_str_catf(buf, "    const VALUE *argv = GET_EP() - lnum - VM_ENV_DATA_SIZE + 1 + %ld;\\n", index);'
-        f.puts %'    }'
-      end
-      f.puts %'    rb_str_catf(buf, "    func f = (func)%"PRIuVALUE"; /* == #{cfunc_name} */\\n", (VALUE)#{cfunc_name});'
-      f.puts %'    rb_str_catf(buf, "    val = f(ec, self#{argv});\\n");'
-      f.puts %'}'
-      f.puts
-    }
-
     if SUBLIBS[base]
       f.puts "// sub libraries"
       SUBLIBS[base].each do |sub|
@@ -371,9 +333,9 @@ def mk_builtin_header file
     f.puts "  // table definition"
     f.puts "  static const struct rb_builtin_function #{table}[] = {"
     bs.each.with_index{|(func, (argc, cfunc_name)), i|
-      f.puts "    RB_BUILTIN_FUNCTION(#{i}, #{func}, #{cfunc_name}, #{argc}, rjit_compile_invokebuiltin_for_#{func}),"
+      f.puts "    RB_BUILTIN_FUNCTION(#{i}, #{func}, #{cfunc_name}, #{argc}),"
     }
-    f.puts "    RB_BUILTIN_FUNCTION(-1, NULL, NULL, 0, 0),"
+    f.puts "    RB_BUILTIN_FUNCTION(-1, NULL, NULL, 0),"
     f.puts "  };"
 
     f.puts

yjit/src/cruby_bindings.inc.rs

@@ -848,14 +848,6 @@ pub struct rb_builtin_function {
     pub argc: ::std::os::raw::c_int,
     pub index: ::std::os::raw::c_int,
     pub name: *const ::std::os::raw::c_char,
-    pub compiler: ::std::option::Option<
-        unsafe extern "C" fn(
-            arg1: VALUE,
-            arg2: ::std::os::raw::c_long,
-            arg3: ::std::os::raw::c_uint,
-            arg4: bool,
-        ),
-    >,
 }
 pub const YARVINSN_nop: ruby_vminsn_type = 0;
 pub const YARVINSN_getlocal: ruby_vminsn_type = 1;