diff options
| author | Michael Kuperstein <michael.m.kuperstein@intel.com> | 2015-02-24 09:35:58 +0000 |
|---|---|---|
| committer | Michael Kuperstein <michael.m.kuperstein@intel.com> | 2015-02-24 09:35:58 +0000 |
| commit | 4f818708a808d52bca8cf8bdb79a9595268f22bd (patch) | |
| tree | 1485c088a9f7c82c5274d9baef215c4ccdb27fc2 /clang/lib/CodeGen | |
| parent | 7906f139c3adf797c8f1a8ec3a287682dec0176b (diff) | |
| download | bcm5719-llvm-4f818708a808d52bca8cf8bdb79a9595268f22bd.tar.gz bcm5719-llvm-4f818708a808d52bca8cf8bdb79a9595268f22bd.zip | |
[WinX86_64 ABI] Treat C99 _Complex as a struct
MSVC does not support C99 _Complex.
ICC, however, does support it on windows x86_64, and treats it, for purposes of parameter passing, as equivalent to a struct containing two fields (for the real and imaginary part).
Differential Revision: http://reviews.llvm.org/D7825
llvm-svn: 230315
Diffstat (limited to 'clang/lib/CodeGen')
| -rw-r--r-- | clang/lib/CodeGen/TargetInfo.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp index 814a0b4eb09..4b16fe8bdd0 100644 --- a/clang/lib/CodeGen/TargetInfo.cpp +++ b/clang/lib/CodeGen/TargetInfo.cpp @@ -3041,7 +3041,7 @@ ABIArgInfo WinX86_64ABIInfo::classify(QualType Ty, unsigned &FreeSSERegs, return ABIArgInfo::getDirect(); } - if (RT || Ty->isMemberPointerType()) { + if (RT || Ty->isAnyComplexType() || Ty->isMemberPointerType()) { // MS x64 ABI requirement: "Any argument that doesn't fit in 8 bytes, or is // not 1, 2, 4, or 8 bytes, must be passed by reference." if (Width > 64 || !llvm::isPowerOf2_64(Width)) |
