microsoft
/
clang-1
зеркало из https://github.com/microsoft/clang-1.git
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switch the llvm emitter to ASTConsumer interface. 

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@42013 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-09-16 19:46:59 +00:00
Родитель dce7bd6688
Коммит 580980b3d4
5 изменённых файлов: 60 добавлений и 78 удалений
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54
Driver/ASTStreamers.cpp
Просмотреть файл

@ -232,3 +232,57 @@ namespace {
ASTConsumer *clang::CreateDeadStoreChecker(Diagnostic &Diags) {
return new DeadStoreVisitor(Diags);
}
//===----------------------------------------------------------------------===//
// LLVM Emitter
#include "clang/Basic/Diagnostic.h"
#include "clang/CodeGen/ModuleBuilder.h"
#include "llvm/Module.h"
#include <iostream>
namespace {
class LLVMEmitter : public ASTConsumer {
Diagnostic &Diags;
llvm::Module *M;
ASTContext *Ctx;
CodeGen::BuilderTy *Builder;
public:
LLVMEmitter(Diagnostic &diags) : Diags(diags) {}
virtual void Initialize(ASTContext &Context, unsigned MainFileID) {
Ctx = &Context;
M = new llvm::Module("foo");
Builder = CodeGen::Init(Context, *M);
}
virtual void HandleTopLevelDecl(Decl *D) {
// If an error occurred, stop code generation, but continue parsing and
// semantic analysis (to ensure all warnings and errors are emitted).
if (Diags.hasErrorOccurred())
return;
if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
CodeGen::CodeGenFunction(Builder, FD);
} else if (FileVarDecl *FVD = dyn_cast<FileVarDecl>(D)) {
CodeGen::CodeGenGlobalVar(Builder, FVD);
} else {
assert(isa<TypedefDecl>(D) && "Only expected typedefs here");
// don't codegen for now, eventually pass down for debug info.
//std::cerr << "Read top-level typedef decl: '" << D->getName() << "'\n";
}
}
~LLVMEmitter() {
CodeGen::Terminate(Builder);
// Print the generated code.
M->print(std::cout);
delete M;
}
};
} // end anonymous namespace
ASTConsumer *clang::CreateLLVMEmitter(Diagnostic &Diags) {
return new LLVMEmitter(Diags);
}

1
Driver/ASTStreamers.h
Просмотреть файл

@ -24,6 +24,7 @@ ASTConsumer *CreateASTDumper();
ASTConsumer *CreateCFGDumper(bool ViewGraphs = false);
ASTConsumer *CreateLiveVarAnalyzer();
ASTConsumer *CreateDeadStoreChecker(Diagnostic &Diags);
ASTConsumer *CreateLLVMEmitter(Diagnostic &Diags);
} // end clang namespace

71
Driver/LLVMCodegen.cpp
Просмотреть файл

@ -1,71 +0,0 @@
//===--- LLVMCodegen.cpp - Emit LLVM Code from ASTs -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Chris Lattner and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This builds an AST and converts it to LLVM Code.
//
//===----------------------------------------------------------------------===//
#include "clang.h"
#include "clang/CodeGen/ModuleBuilder.h"
#include "clang/Sema/ASTStreamer.h"
#include "clang/AST/AST.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/Basic/Diagnostic.h"
#include "llvm/Module.h"
#include <iostream>
using namespace clang;
//===----------------------------------------------------------------------===//
// LLVM Emission
//===----------------------------------------------------------------------===//
void clang::EmitLLVMFromASTs(Preprocessor &PP, unsigned MainFileID,
bool PrintStats) {
Diagnostic &Diags = PP.getDiagnostics();
// Create the streamer to read the file.
ASTContext Context(PP.getSourceManager(), PP.getTargetInfo(),
PP.getIdentifierTable());
ASTStreamerTy *Streamer = ASTStreamer_Init(PP, Context, MainFileID);
// Create the module to codegen into.
llvm::Module M("foo");
CodeGen::BuilderTy *Builder = CodeGen::Init(Context, M);
while (Decl *D = ASTStreamer_ReadTopLevelDecl(Streamer)) {
// If an error occurred, stop code generation, but continue parsing and
// semantic analysis (to ensure all warnings and errors are emitted).
if (Diags.hasErrorOccurred())
continue;
if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
CodeGen::CodeGenFunction(Builder, FD);
} else if (FileVarDecl *FVD = dyn_cast<FileVarDecl>(D)) {
CodeGen::CodeGenGlobalVar(Builder, FVD);
} else {
assert(isa<TypedefDecl>(D) && "Only expected typedefs here");
// don't codegen for now, eventually pass down for debug info.
//std::cerr << "Read top-level typedef decl: '" << D->getName() << "'\n";
}
}
if (PrintStats) {
std::cerr << "\nSTATISTICS:\n";
CodeGen::PrintStats(Builder);
ASTStreamer_PrintStats(Streamer);
Context.PrintStats();
}
CodeGen::Terminate(Builder);
ASTStreamer_Terminate(Streamer);
// Print the generated code.
M.print(std::cout);
}

6
Driver/clang.cpp
Просмотреть файл

@ -870,9 +870,11 @@ static void ProcessInputFile(Preprocessor &PP, unsigned MainFileID,
ParseAST(PP, MainFileID, *C.get(), Stats);
break;
}
case EmitLLVM:
EmitLLVMFromASTs(PP, MainFileID, Stats);
case EmitLLVM: {
std::auto_ptr<ASTConsumer> C(CreateLLVMEmitter(PP.getDiagnostics()));
ParseAST(PP, MainFileID, *C.get(), Stats);
break;
}
case ParseASTCheck:
exit(CheckDiagnostics(PP, MainFileID));
break;

6
clang.xcodeproj/project.pbxproj
Просмотреть файл

@ -70,7 +70,6 @@
DE6954640C5121BD00A5826B /* Token.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = DE6954630C5121BD00A5826B /* Token.h */; };
DE75ED290B044DC90020CF81 /* ASTContext.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = DE75ED280B044DC90020CF81 /* ASTContext.h */; };
DE75EDF10B06880E0020CF81 /* Type.cpp in Sources */ = {isa = PBXBuildFile; fileRef = DE75EDF00B06880E0020CF81 /* Type.cpp */; };
DE927FFD0C055DE900231DA4 /* LLVMCodegen.cpp in Sources */ = {isa = PBXBuildFile; fileRef = DE927FFC0C055DE900231DA4 /* LLVMCodegen.cpp */; };
DE928B130C05659200231DA4 /* ModuleBuilder.cpp in Sources */ = {isa = PBXBuildFile; fileRef = DE928B120C05659200231DA4 /* ModuleBuilder.cpp */; };
DE928B200C0565B000231DA4 /* ModuleBuilder.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = DE928B1F0C0565B000231DA4 /* ModuleBuilder.h */; };
DE928B7D0C0A615100231DA4 /* CodeGenModule.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = DE928B7C0C0A615100231DA4 /* CodeGenModule.h */; };
@ -228,7 +227,7 @@
35AE0F680C9B4CC200CC1279 /* UnintializedValues.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = UnintializedValues.cpp; path = Analysis/UnintializedValues.cpp; sourceTree = "<group>"; };
84D9A8870C1A57E100AC7ABC /* AttributeList.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; name = AttributeList.cpp; path = Parse/AttributeList.cpp; sourceTree = "<group>"; };
84D9A88B0C1A581300AC7ABC /* AttributeList.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; name = AttributeList.h; path = clang/Parse/AttributeList.h; sourceTree = "<group>"; };
8DD76F6C0486A84900D96B5E /* clang */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = clang; sourceTree = BUILT_PRODUCTS_DIR; };
8DD76F6C0486A84900D96B5E /* clang */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = "compiled.mach-o.executable"; path = clang; sourceTree = BUILT_PRODUCTS_DIR; };
DE01DA480B12ADA300AC22CE /* PPCallbacks.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = PPCallbacks.h; sourceTree = "<group>"; };
DE06756B0C051CFE00EBBFD8 /* ParseExprCXX.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; name = ParseExprCXX.cpp; path = Parse/ParseExprCXX.cpp; sourceTree = "<group>"; };
DE06B73D0A8307640050E87E /* LangOptions.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = LangOptions.h; sourceTree = "<group>"; };
@ -281,7 +280,6 @@
DE6954630C5121BD00A5826B /* Token.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = Token.h; sourceTree = "<group>"; };
DE75ED280B044DC90020CF81 /* ASTContext.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; name = ASTContext.h; path = clang/AST/ASTContext.h; sourceTree = "<group>"; };
DE75EDF00B06880E0020CF81 /* Type.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; name = Type.cpp; path = AST/Type.cpp; sourceTree = "<group>"; };
DE927FFC0C055DE900231DA4 /* LLVMCodegen.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; name = LLVMCodegen.cpp; path = Driver/LLVMCodegen.cpp; sourceTree = "<group>"; };
DE928B120C05659200231DA4 /* ModuleBuilder.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; name = ModuleBuilder.cpp; path = CodeGen/ModuleBuilder.cpp; sourceTree = "<group>"; };
DE928B1F0C0565B000231DA4 /* ModuleBuilder.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; name = ModuleBuilder.h; path = clang/CodeGen/ModuleBuilder.h; sourceTree = "<group>"; };
DE928B7C0C0A615100231DA4 /* CodeGenModule.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; name = CodeGenModule.h; path = CodeGen/CodeGenModule.h; sourceTree = "<group>"; };
@ -532,7 +530,6 @@
DED67AEF0B6DB92F00AAD4A3 /* PPCBuiltins.def */,
DED67AED0B6DB92A00AAD4A3 /* X86Builtins.def */,
DEC82DC30C32D50A00BAC245 /* DiagChecker.cpp */,
DE927FFC0C055DE900231DA4 /* LLVMCodegen.cpp */,
DE5932CF0AD60FF400BC794C /* PrintParserCallbacks.cpp */,
DE5932D00AD60FF400BC794C /* PrintPreprocessedOutput.cpp */,
DED627020AE0C51D001E80A4 /* Targets.cpp */,
@ -766,7 +763,6 @@
DE67E7170C020EE400F66BC5 /* Sema.cpp in Sources */,
DE67E71A0C020F4F00F66BC5 /* ASTStreamer.cpp in Sources */,
DE06756C0C051CFE00EBBFD8 /* ParseExprCXX.cpp in Sources */,
DE927FFD0C055DE900231DA4 /* LLVMCodegen.cpp in Sources */,
DE928B130C05659200231DA4 /* ModuleBuilder.cpp in Sources */,
DE928B7F0C0A615600231DA4 /* CodeGenModule.cpp in Sources */,
DE928B830C0A616000231DA4 /* CodeGenFunction.cpp in Sources */,