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Revert "Don't insert lifetime.end markers between a musttail call and ret"

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This reverts commit r208912.

It was committed accidentally without review.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208914 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Kleckner
2014-05-15 20:41:05 +00:00
parent a9bef41275
commit cf7cfd8208
2 changed files with 2 additions and 48 deletions
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14
lib/Transforms/Utils/InlineFunction.cpp
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@ -755,13 +755,8 @@ bool llvm::InlineFunction(CallSite CS, InlineFunctionInfo &IFI,
}
builder.CreateLifetimeStart(AI, AllocaSize);
for (ReturnInst *RI : Returns) {
// Don't insert llvm.lifetime.end calls between a musttail call and a
// return. The return kills all local allocas.
if (InlinedMustTailCalls && getPrecedingMustTailCall(RI))
continue;
for (ReturnInst *RI : Returns)
IRBuilder<>(RI).CreateLifetimeEnd(AI, AllocaSize);
}
}
}
@ -779,13 +774,8 @@ bool llvm::InlineFunction(CallSite CS, InlineFunctionInfo &IFI,
// Insert a call to llvm.stackrestore before any return instructions in the
// inlined function.
for (ReturnInst *RI : Returns) {
// Don't insert llvm.stackrestore calls between a musttail call and a
// return. The return will restore the stack pointer.
if (InlinedMustTailCalls && getPrecedingMustTailCall(RI))
continue;
for (ReturnInst *RI : Returns)
IRBuilder<>(RI).CreateCall(StackRestore, SavedPtr);
}
}
// If we are inlining for an invoke instruction, we must make sure to rewrite