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-rw-r--r--llvm/lib/Target/X86/X86TargetMachine.cpp12
1 files changed, 10 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index 623cf38aa95..086f55dd60b 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -268,6 +268,12 @@ X86TargetMachine::getSubtargetImpl(const Function &F) const {
FS = Key.substr(CPU.size());
+ bool OptForSize = F.optForSize();
+ bool OptForMinSize = F.optForMinSize();
+
+ Key += std::string(OptForSize ? "+" : "-") + "optforsize";
+ Key += std::string(OptForMinSize ? "+" : "-") + "optforminsize";
+
auto &I = SubtargetMap[Key];
if (!I) {
// This needs to be done before we create a new subtarget since any
@@ -275,7 +281,8 @@ X86TargetMachine::getSubtargetImpl(const Function &F) const {
// function that reside in TargetOptions.
resetTargetOptions(F);
I = llvm::make_unique<X86Subtarget>(TargetTriple, CPU, FS, *this,
- Options.StackAlignmentOverride);
+ Options.StackAlignmentOverride,
+ OptForSize, OptForMinSize);
#ifndef LLVM_BUILD_GLOBAL_ISEL
GISelAccessor *GISel = new GISelAccessor();
#else
@@ -286,7 +293,8 @@ X86TargetMachine::getSubtargetImpl(const Function &F) const {
auto *RBI = new X86RegisterBankInfo(*I->getRegisterInfo());
GISel->RegBankInfo.reset(RBI);
- GISel->InstSelector.reset(createX86InstructionSelector(*this, *I, *RBI));
+ GISel->InstSelector.reset(createX86InstructionSelector(
+ *this, *I, *RBI));
#endif
I->setGISelAccessor(*GISel);
}
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