diff options
Diffstat (limited to 'clang/lib/CodeGen/TargetInfo.cpp')
| -rw-r--r-- | clang/lib/CodeGen/TargetInfo.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp index 6226d213b62..f95b945af4e 100644 --- a/clang/lib/CodeGen/TargetInfo.cpp +++ b/clang/lib/CodeGen/TargetInfo.cpp @@ -1907,16 +1907,18 @@ void X86_64ABIInfo::classify(QualType Ty, uint64_t OffsetBase, if (const VectorType *VT = Ty->getAs<VectorType>()) { uint64_t Size = getContext().getTypeSize(VT); - if (Size == 32) { - // gcc passes all <4 x char>, <2 x short>, <1 x int>, <1 x - // float> as integer. + if (Size == 1 || Size == 8 || Size == 16 || Size == 32) { + // gcc passes the following as integer: + // 4 bytes - <4 x char>, <2 x short>, <1 x int>, <1 x float> + // 2 bytes - <2 x char>, <1 x short> + // 1 byte - <1 x char> Current = Integer; // If this type crosses an eightbyte boundary, it should be // split. - uint64_t EB_Real = (OffsetBase) / 64; - uint64_t EB_Imag = (OffsetBase + Size - 1) / 64; - if (EB_Real != EB_Imag) + uint64_t EB_Lo = (OffsetBase) / 64; + uint64_t EB_Hi = (OffsetBase + Size - 1) / 64; + if (EB_Lo != EB_Hi) Hi = Lo; } else if (Size == 64) { // gcc passes <1 x double> in memory. :( |
