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Really force on 64bit for 64-bit targets. Should fix remaining failures on unknown x86/non-x86 targets.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134773 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman
2011-07-08 23:43:01 +00:00
parent 6dfef6605f
commit 439d05d587
1 changed files with 12 additions and 4 deletions
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16
lib/Target/X86/X86Subtarget.cpp
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@@ -258,11 +258,19 @@ X86Subtarget::X86Subtarget(const std::string &TT, const std::string &CPU,
#endif #endif
} }
// If feature string is not empty, parse features string. // Make sure 64-bit features are available in 64-bit mode. (But make sure
ParseSubtargetFeatures(CPUName, FS); // SSE2 can be turned off explicitly.)
std::string FullFS = FS;
if (In64BitMode) {
if (!FullFS.empty())
FullFS = "+64bit,+sse2," + FullFS;
else
FullFS = "+64bit,+sse2";
}
// If feature string is not empty, parse features string.
ParseSubtargetFeatures(CPUName, FullFS);
// All X86-64 CPUs also have SSE2, however user might request no SSE via
// -mattr, so don't force SSELevel here.
if (HasAVX) if (HasAVX)
X86SSELevel = NoMMXSSE; X86SSELevel = NoMMXSSE;
} else { } else {