virtual bool addPassesToEmitFile(PassManagerBase &,
formatted_raw_ostream &,
CodeGenFileType,
- CodeGenOpt::Level) {
+ CodeGenOpt::Level,
+ bool DisableVerify = true) {
return true;
}
///
virtual bool addPassesToEmitMachineCode(PassManagerBase &,
JITCodeEmitter &,
- CodeGenOpt::Level) {
+ CodeGenOpt::Level,
+ bool DisableVerify = true) {
return true;
}
virtual bool WantsWholeFile() const { return false; }
virtual bool addPassesToEmitWholeFile(PassManager &, formatted_raw_ostream &,
CodeGenFileType,
- CodeGenOpt::Level) {
+ CodeGenOpt::Level,
+ bool DisableVerify = true) {
return true;
}
};
/// addCommonCodeGenPasses - Add standard LLVM codegen passes used for
/// both emitting to assembly files or machine code output.
///
- bool addCommonCodeGenPasses(PassManagerBase &, CodeGenOpt::Level);
+ bool addCommonCodeGenPasses(PassManagerBase &, CodeGenOpt::Level,
+ bool DisableVerify);
private:
virtual void setCodeModelForJIT();
virtual bool addPassesToEmitFile(PassManagerBase &PM,
formatted_raw_ostream &Out,
CodeGenFileType FileType,
- CodeGenOpt::Level);
+ CodeGenOpt::Level,
+ bool DisableVerify = true);
/// addPassesToEmitMachineCode - Add passes to the specified pass manager to
/// get machine code emitted. This uses a JITCodeEmitter object to handle
///
virtual bool addPassesToEmitMachineCode(PassManagerBase &PM,
JITCodeEmitter &MCE,
- CodeGenOpt::Level);
+ CodeGenOpt::Level,
+ bool DisableVerify = true);
/// Target-Independent Code Generator Pass Configuration Options.
bool LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
formatted_raw_ostream &Out,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel) {
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify) {
// Add common CodeGen passes.
- if (addCommonCodeGenPasses(PM, OptLevel))
+ if (addCommonCodeGenPasses(PM, OptLevel, DisableVerify))
return true;
OwningPtr<MCContext> Context(new MCContext());
///
bool LLVMTargetMachine::addPassesToEmitMachineCode(PassManagerBase &PM,
JITCodeEmitter &JCE,
- CodeGenOpt::Level OptLevel) {
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify) {
// Make sure the code model is set.
setCodeModelForJIT();
// Add common CodeGen passes.
- if (addCommonCodeGenPasses(PM, OptLevel))
+ if (addCommonCodeGenPasses(PM, OptLevel, DisableVerify))
return true;
addCodeEmitter(PM, OptLevel, JCE);
/// emitting to assembly files or machine code output.
///
bool LLVMTargetMachine::addCommonCodeGenPasses(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel) {
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify) {
// Standard LLVM-Level Passes.
+ // Before running any passes, run the verifier to determine if the input
+ // coming from the front-end and/or optimizer is valid.
+ if (!DisableVerify)
+ PM.add(createVerifierPass());
+
// Optionally, tun split-GEPs and no-load GVN.
if (EnableSplitGEPGVN) {
PM.add(createGEPSplitterPass());
PM.add(createLoopStrengthReducePass(getTargetLowering()));
if (PrintLSR)
PM.add(createPrintFunctionPass("\n\n*** Code after LSR ***\n", &dbgs()));
-#ifndef NDEBUG
- PM.add(createVerifierPass());
-#endif
}
// Turn exception handling constructs into something the code generators can
"*** Final LLVM Code input to ISel ***\n",
&dbgs()));
+ // All passes which modify the LLVM IR are now complete; run the verifier
+ // to ensure that the IR is valid.
+ if (!DisableVerify)
+ PM.add(createVerifierPass());
+
// Standard Lower-Level Passes.
// Set up a MachineFunction for the rest of CodeGen to work on.
bool CTargetMachine::addPassesToEmitWholeFile(PassManager &PM,
formatted_raw_ostream &o,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel) {
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify) {
if (FileType != TargetMachine::CGFT_AssemblyFile) return true;
PM.add(createGCLoweringPass());
virtual bool addPassesToEmitWholeFile(PassManager &PM,
formatted_raw_ostream &Out,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel);
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify);
virtual const TargetData *getTargetData() const { return 0; }
};
bool CPPTargetMachine::addPassesToEmitWholeFile(PassManager &PM,
formatted_raw_ostream &o,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel) {
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify) {
if (FileType != TargetMachine::CGFT_AssemblyFile) return true;
PM.add(new CppWriter(o));
return false;
virtual bool addPassesToEmitWholeFile(PassManager &PM,
formatted_raw_ostream &Out,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel);
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify);
virtual const TargetData *getTargetData() const { return 0; }
};
virtual bool addPassesToEmitWholeFile(PassManager &PM,
formatted_raw_ostream &Out,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel);
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify);
virtual const TargetData *getTargetData() const { return 0; }
};
bool MSILTarget::addPassesToEmitWholeFile(PassManager &PM,
formatted_raw_ostream &o,
CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel)
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify)
{
if (FileType != TargetMachine::CGFT_AssemblyFile) return true;
MSILWriter* Writer = new MSILWriter(o);