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Differential D58374 Diff 198367 lib/CodeGen/BackendUtil.cpp

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lib/CodeGen/BackendUtil.cpp

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/// ///
/// This API is planned to have its functionality finished and then to replace /// This API is planned to have its functionality finished and then to replace
/// `EmitAssembly` at some point in the future when the default switches. /// `EmitAssembly` at some point in the future when the default switches.
void EmitAssemblyHelper::EmitAssemblyWithNewPassManager( void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
BackendAction Action, std::unique_ptr<raw_pwrite_stream> OS) { BackendAction Action, std::unique_ptr<raw_pwrite_stream> OS) {
TimeRegion Region(FrontendTimesIsEnabled ? &CodeGenerationTime : nullptr); TimeRegion Region(FrontendTimesIsEnabled ? &CodeGenerationTime : nullptr);
setCommandLineOpts(CodeGenOpts); setCommandLineOpts(CodeGenOpts);
// The new pass manager always makes a target machine available to passes bool RequiresCodeGen = (Action != Backend_EmitNothing &&
// during construction. Action != Backend_EmitBC &&
CreateTargetMachine(/*MustCreateTM*/ true); Action != Backend_EmitLL);
if (!TM) CreateTargetMachine(RequiresCodeGen);
// This will already be diagnosed, just bail.
if (RequiresCodeGen && !TM)
return; return;
if (TM)
TheModule->setDataLayout(TM->createDataLayout()); TheModule->setDataLayout(TM->createDataLayout());
Optional<PGOOptions> PGOOpt; Optional<PGOOptions> PGOOpt;
if (CodeGenOpts.hasProfileIRInstr()) if (CodeGenOpts.hasProfileIRInstr())
// -fprofile-generate. // -fprofile-generate.
PGOOpt = PGOOptions(CodeGenOpts.InstrProfileOutput.empty() PGOOpt = PGOOptions(CodeGenOpts.InstrProfileOutput.empty()
? DefaultProfileGenName ? DefaultProfileGenName
: CodeGenOpts.InstrProfileOutput, : CodeGenOpts.InstrProfileOutput,
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