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| author | Eli Friedman <eli.friedman@gmail.com> | 2012-06-05 19:40:46 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2012-06-05 19:40:46 +0000 |
| commit | f4bd4d8fe029ca314c2c61edb1d2a65bc18cdbf2 (patch) | |
| tree | 62418c0fcfacd1fcbb4098641a7c250bbbf14756 /lib/CodeGen/TargetInfo.cpp | |
| parent | 3de00ce9075c197b1fcaca69f3b5870a32176349 (diff) | |
Fix a bug with va_arg and vectors on Darwin x86-32. <rdar://problem/11592208>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@158017 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/TargetInfo.cpp')
| -rw-r--r-- | lib/CodeGen/TargetInfo.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp index 357b3fe537..34c7b428ed 100644 --- a/lib/CodeGen/TargetInfo.cpp +++ b/lib/CodeGen/TargetInfo.cpp @@ -626,6 +626,10 @@ ABIArgInfo X86_32ABIInfo::classifyReturnType(QualType RetTy, ABIArgInfo::getExtend() : ABIArgInfo::getDirect()); } +static bool isSSEVectorType(ASTContext &Context, QualType Ty) { + return Ty->getAs<VectorType>() && Context.getTypeSize(Ty) == 128; +} + static bool isRecordWithSSEVectorType(ASTContext &Context, QualType Ty) { const RecordType *RT = Ty->getAs<RecordType>(); if (!RT) @@ -643,7 +647,7 @@ static bool isRecordWithSSEVectorType(ASTContext &Context, QualType Ty) { i != e; ++i) { QualType FT = i->getType(); - if (FT->getAs<VectorType>() && Context.getTypeSize(FT) == 128) + if (isSSEVectorType(Context, FT)) return true; if (isRecordWithSSEVectorType(Context, FT)) @@ -667,7 +671,8 @@ unsigned X86_32ABIInfo::getTypeStackAlignInBytes(QualType Ty, } // Otherwise, if the type contains an SSE vector type, the alignment is 16. - if (Align >= 16 && isRecordWithSSEVectorType(getContext(), Ty)) + if (Align >= 16 && (isSSEVectorType(getContext(), Ty) || + isRecordWithSSEVectorType(getContext(), Ty))) return 16; return MinABIStackAlignInBytes; |