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Warn about unsupported codegen with the diags machinery, giving us: 

t.c:3322:5: warning: cannot codegen this yet
    __asm__ ("bswap   %0" : "+r" (_data));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

instead of:

Unimplemented stmt!
(AsmStmt 0x80eaa0 <t.c:3331:5, line:3334:28>)

llvm-svn: 44501
This commit is contained in:
Chris Lattner 2007-12-02 01:40:18 +00:00
parent 963540dc28
commit c8dbe1e5d6
6 changed files with 22 additions and 9 deletions
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10
clang/CodeGen/CGStmt.cpp
View File

@ -19,6 +19,9 @@
using namespace clang;
using namespace CodeGen;
#include "clang/Basic/Diagnostic.h"
#include "CodeGenModule.h"
//===----------------------------------------------------------------------===//
// Statement Emission
//===----------------------------------------------------------------------===//
@ -38,8 +41,11 @@ void CodeGenFunction::EmitStmt(const Stmt *S) {
else
EmitAggExpr(E, 0, false);
} else {
fprintf(stderr, "Unimplemented stmt!\n");
S->dump(getContext().SourceMgr);
unsigned DiagID = CGM.getDiags().getCustomDiagID(Diagnostic::Warning,
"cannot codegen this yet");
SourceRange Range = S->getSourceRange();
CGM.getDiags().Report(S->getLocStart(), DiagID, 0, 0, &Range, 1);
}
break;
case Stmt::NullStmtClass: break;

5
clang/CodeGen/CodeGenModule.cpp
View File

@ -26,8 +26,9 @@ using namespace CodeGen;
CodeGenModule::CodeGenModule(ASTContext &C, const LangOptions &LO,
llvm::Module &M, const llvm::TargetData &TD)
: Context(C), Features(LO), TheModule(M), TheTargetData(TD),
llvm::Module &M, const llvm::TargetData &TD,
Diagnostic &diags)
: Context(C), Features(LO), TheModule(M), TheTargetData(TD), Diags(diags),
Types(C, M, TD), MemCpyFn(0), CFConstantStringClassRef(0) {}
llvm::Constant *CodeGenModule::GetAddrOfGlobalDecl(const ValueDecl *D) {

5
clang/CodeGen/CodeGenModule.h
View File

@ -34,6 +34,7 @@ namespace clang {
class ValueDecl;
class FileVarDecl;
struct LangOptions;
class Diagnostic;
namespace CodeGen {
@ -44,6 +45,7 @@ class CodeGenModule {
const LangOptions &Features;
llvm::Module &TheModule;
const llvm::TargetData &TheTargetData;
Diagnostic &Diags;
CodeGenTypes Types;
llvm::Function *MemCpyFn;
@ -56,12 +58,13 @@ class CodeGenModule {
std::vector<llvm::Function *> BuiltinFunctions;
public:
CodeGenModule(ASTContext &C, const LangOptions &Features, llvm::Module &M,
const llvm::TargetData &TD);
const llvm::TargetData &TD, Diagnostic &Diags);
ASTContext &getContext() const { return Context; }
const LangOptions &getLangOptions() const { return Features; }
llvm::Module &getModule() const { return TheModule; }
CodeGenTypes &getTypes() { return Types; }
Diagnostic &getDiags() const { return Diags; }
llvm::Constant *GetAddrOfGlobalDecl(const ValueDecl *D);

5
clang/CodeGen/ModuleBuilder.cpp
View File

@ -19,8 +19,9 @@ using namespace clang;
/// Init - Create an ModuleBuilder with the specified ASTContext.
clang::CodeGen::CodeGenModule *
clang::CodeGen::Init(ASTContext &Context, const LangOptions &Features,
llvm::Module &M, const llvm::TargetData &TD) {
return new CodeGenModule(Context, Features, M, TD);
llvm::Module &M, const llvm::TargetData &TD,
Diagnostic &Diags) {
return new CodeGenModule(Context, Features, M, TD, Diags);
}
void clang::CodeGen::Terminate(CodeGenModule *B) {

2
clang/Driver/ASTConsumers.cpp
View File

@ -570,7 +570,7 @@ namespace {
M = new llvm::Module("foo");
M->setTargetTriple(Ctx->Target.getTargetTriple());
TD = new llvm::TargetData(Ctx->Target.getTargetDescription());
Builder = CodeGen::Init(Context, Features, *M, *TD);
Builder = CodeGen::Init(Context, Features, *M, *TD, Diags);
}
virtual void HandleTopLevelDecl(Decl *D) {

4
clang/include/clang/CodeGen/ModuleBuilder.h
View File

@ -24,13 +24,15 @@ namespace clang {
class FunctionDecl;
class FileVarDecl;
struct LangOptions;
class Diagnostic;
namespace CodeGen {
class CodeGenModule;
/// Init - Create an ModuleBuilder with the specified ASTContext.
CodeGenModule *Init(ASTContext &Context, const LangOptions &Features,
llvm::Module &M, const llvm::TargetData &TD);
llvm::Module &M, const llvm::TargetData &TD,
Diagnostic &Diags);
/// CodeGenFunction - Convert the AST node for a FunctionDecl into LLVM.
///