diff options
| author | Anders Carlsson <andersca@mac.com> | 2011-10-31 16:27:11 +0000 |
|---|---|---|
| committer | Anders Carlsson <andersca@mac.com> | 2011-10-31 16:27:11 +0000 |
| commit | 2f1a6c3f015c6a7db51ef51f99519f88c43f894a (patch) | |
| tree | 2a4d018b4a94339d36b1b8ceca018c88399455af /clang/lib/Basic/Targets.cpp | |
| parent | a35cdd68cf799d1cd2f9346e24bcd67d0b2afad3 (diff) | |
| download | bcm5719-llvm-2f1a6c3f015c6a7db51ef51f99519f88c43f894a.tar.gz bcm5719-llvm-2f1a6c3f015c6a7db51ef51f99519f88c43f894a.zip | |
In x86_64, when calling an Objective-C method that returns a _Complex long double, make sure to use the objc_msgSend_fp2ret function which ensures that the return value will be {0, 0} if the receiver is nil.
llvm-svn: 143350
Diffstat (limited to 'clang/lib/Basic/Targets.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index 60642b383a9..da32c93254d 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -2245,6 +2245,9 @@ public: // Use fpret only for long double. RealTypeUsesObjCFPRet = (1 << TargetInfo::LongDouble); + // Use fp2ret for _Complex long double. + ComplexLongDoubleUsesFP2Ret = true; + // x86-64 has atomics up to 16 bytes. // FIXME: Once the backend is fixed, increase MaxAtomicInlineWidth to 128 // on CPUs with cmpxchg16b |
