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Remove 'unwinds to' support from mainline. This patch undoes r47802 r47989

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r48047 r48084 r48085 r48086 r48088 r48096 r48099 r48109 and r48123.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50265 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky
2008-04-25 16:53:59 +00:00
parent 419ace9bda
commit 280a6e607d
28 changed files with 61 additions and 338 deletions
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13
lib/Transforms/Utils/InlineFunction.cpp
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@ -203,7 +203,6 @@ bool llvm::InlineFunction(CallSite CS, CallGraph *CG, const TargetData *TD) {
BasicBlock *OrigBB = TheCall->getParent();
Function *Caller = OrigBB->getParent();
BasicBlock *UnwindBB = OrigBB->getUnwindDest();
// GC poses two hazards to inlining, which only occur when the callee has GC:
// 1. If the caller has no GC, then the callee's GC must be propagated to the
@ -419,18 +418,6 @@ bool llvm::InlineFunction(CallSite CS, CallGraph *CG, const TargetData *TD) {
}
}
// If we are inlining a function that unwinds into a BB with an unwind dest,
// turn the inlined unwinds into branches to the unwind dest.
if (InlinedFunctionInfo.ContainsUnwinds && UnwindBB && isa<CallInst>(TheCall))
for (Function::iterator BB = FirstNewBlock, E = Caller->end();
BB != E; ++BB) {
TerminatorInst *Term = BB->getTerminator();
if (isa<UnwindInst>(Term)) {
BranchInst::Create(UnwindBB, Term);
BB->getInstList().erase(Term);
}
}
// If we are inlining for an invoke instruction, we must make sure to rewrite
// any inlined 'unwind' instructions into branches to the invoke exception
// destination, and call instructions into invoke instructions.