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| author | Petar Jovanovic <petar.jovanovic@imgtec.com> | 2015-05-26 13:30:54 +0000 |
|---|---|---|
| committer | Petar Jovanovic <petar.jovanovic@imgtec.com> | 2015-05-26 13:30:54 +0000 |
| commit | 9aa0f1657f5477eca7c816079728aa358444a23b (patch) | |
| tree | 709eb05dc0369861c19107d56879dc1fb82a210a /clang/lib/CodeGen/CGCall.cpp | |
| parent | 0af4f635f184137a437f2c08a45c4661c86e8459 (diff) | |
| download | bcm5719-llvm-9aa0f1657f5477eca7c816079728aa358444a23b.tar.gz bcm5719-llvm-9aa0f1657f5477eca7c816079728aa358444a23b.zip | |
[MIPS] fix extension of integer types (function calls)
On MIPS unsigned int type should not be zero extended but sign-extended.
Patch by Strahinja Petrovic.
Differential Revision: http://reviews.llvm.org/D9198
llvm-svn: 238200
Diffstat (limited to 'clang/lib/CodeGen/CGCall.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGCall.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp index b73ad9e4fb5..f2340530d66 100644 --- a/clang/lib/CodeGen/CGCall.cpp +++ b/clang/lib/CodeGen/CGCall.cpp @@ -1588,8 +1588,12 @@ void CodeGenModule::ConstructAttributeList(const CGFunctionInfo &FI, case ABIArgInfo::Extend: if (ParamType->isSignedIntegerOrEnumerationType()) Attrs.addAttribute(llvm::Attribute::SExt); - else if (ParamType->isUnsignedIntegerOrEnumerationType()) - Attrs.addAttribute(llvm::Attribute::ZExt); + else if (ParamType->isUnsignedIntegerOrEnumerationType()) { + if (getTypes().getABIInfo().shouldSignExtUnsignedType(ParamType)) + Attrs.addAttribute(llvm::Attribute::SExt); + else + Attrs.addAttribute(llvm::Attribute::ZExt); + } // FALL THROUGH case ABIArgInfo::Direct: if (ArgNo == 0 && FI.isChainCall()) |
