diff options
| -rw-r--r-- | include/llvm/MC/MCSubtargetInfo.h | 3 | ||||
| -rw-r--r-- | lib/MC/MCSubtargetInfo.cpp | 5 | ||||
| -rw-r--r-- | lib/Target/X86/X86Subtarget.cpp | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/include/llvm/MC/MCSubtargetInfo.h b/include/llvm/MC/MCSubtargetInfo.h index 346fb2d..01e8236 100644 --- a/include/llvm/MC/MCSubtargetInfo.h +++ b/include/llvm/MC/MCSubtargetInfo.h @@ -72,6 +72,9 @@ public: /// feature string). Recompute feature bits and scheduling model. void InitMCProcessorInfo(StringRef CPU, StringRef FS); + /// InitCPUSchedModel - Recompute scheduling model based on CPU. + void InitCPUSchedModel(StringRef CPU); + /// ToggleFeature - Toggle a feature and returns the re-computed feature /// bits. This version does not change the implied bits. uint64_t ToggleFeature(uint64_t FB); diff --git a/lib/MC/MCSubtargetInfo.cpp b/lib/MC/MCSubtargetInfo.cpp index f18828d..ad19921 100644 --- a/lib/MC/MCSubtargetInfo.cpp +++ b/lib/MC/MCSubtargetInfo.cpp @@ -27,6 +27,11 @@ MCSubtargetInfo::InitMCProcessorInfo(StringRef CPU, StringRef FS) { FeatureBits = Features.getFeatureBits(CPU, ProcDesc, NumProcs, ProcFeatures, NumFeatures); + InitCPUSchedModel(CPU); +} + +void +MCSubtargetInfo::InitCPUSchedModel(StringRef CPU) { if (!CPU.empty()) CPUSchedModel = getSchedModelForCPU(CPU); else diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp index 78c9a1a..ae31bb8 100644 --- a/lib/Target/X86/X86Subtarget.cpp +++ b/lib/Target/X86/X86Subtarget.cpp @@ -453,7 +453,7 @@ void X86Subtarget::resetSubtargetFeatures(StringRef CPU, StringRef FS) { // CPUName may have been set by the CPU detection code. Make sure the // new MCSchedModel is used. - InitMCProcessorInfo(CPUName, FS); + InitCPUSchedModel(CPUName); if (X86ProcFamily == IntelAtom || X86ProcFamily == IntelSLM) PostRAScheduler = true; |