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author | Duncan Sands <baldrick@free.fr> | 2008-02-01 20:37:16 +0000 |
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committer | Duncan Sands <baldrick@free.fr> | 2008-02-01 20:37:16 +0000 |
commit | 532d022794beabceae09c7fcc222a6e4e929c748 (patch) | |
tree | 9c8e2d8ab59bcac9bacac204bcd36fad3b60d7c0 /lib | |
parent | 8e3425082079e83a43b1c60e921ce7db00f17ddc (diff) | |
download | llvm-532d022794beabceae09c7fcc222a6e4e929c748.tar.gz llvm-532d022794beabceae09c7fcc222a6e4e929c748.tar.bz2 llvm-532d022794beabceae09c7fcc222a6e4e929c748.tar.xz |
Don't drop function/call return attributes like 'nounwind'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46645 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Transforms/IPO/ArgumentPromotion.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Transforms/IPO/ArgumentPromotion.cpp b/lib/Transforms/IPO/ArgumentPromotion.cpp index 3ac1c7bb2b..4486677e63 100644 --- a/lib/Transforms/IPO/ArgumentPromotion.cpp +++ b/lib/Transforms/IPO/ArgumentPromotion.cpp @@ -404,6 +404,10 @@ Function *ArgPromotion::DoPromotion(Function *F, ParamAttrsVector ParamAttrsVec; const ParamAttrsList *PAL = F->getParamAttrs(); + // Add any return attributes. + if (unsigned attrs = PAL ? PAL->getParamAttrs(0) : 0) + ParamAttrsVec.push_back(ParamAttrsWithIndex::get(0, attrs)); + unsigned ArgIndex = 1; for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end(); I != E; ++I, ++ArgIndex) { @@ -491,6 +495,10 @@ Function *ArgPromotion::DoPromotion(Function *F, Instruction *Call = CS.getInstruction(); PAL = CS.getParamAttrs(); + // Add any return attributes. + if (unsigned attrs = PAL ? PAL->getParamAttrs(0) : 0) + ParamAttrsVec.push_back(ParamAttrsWithIndex::get(0, attrs)); + // Loop over the operands, inserting GEP and loads in the caller as // appropriate. CallSite::arg_iterator AI = CS.arg_begin(); |