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Remove target attribute break-sse-dep. Instead, do not fold load into sse partial update instructions unless optimizing for size.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91910 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2009-12-22 17:47:23 +00:00
parent 3dac3b7d23
commit b1f4981333
7 changed files with 25 additions and 56 deletions
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2
lib/Target/X86/X86Subtarget.cpp
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@@ -266,7 +266,6 @@ void X86Subtarget::AutoDetectSubtargetFeatures() {
unsigned Model = 0;
DetectFamilyModel(EAX, Family, Model);
IsBTMemSlow = IsAMD || (Family == 6 && Model >= 13);
BreakSSEDep = IsIntel;
GetCpuIDAndInfo(0x80000001, &EAX, &EBX, &ECX, &EDX);
HasX86_64 = (EDX >> 29) & 0x1;
@@ -287,7 +286,6 @@ X86Subtarget::X86Subtarget(const std::string &TT, const std::string &FS,
, HasFMA3(false)
, HasFMA4(false)
, IsBTMemSlow(false)
, BreakSSEDep(false)
, DarwinVers(0)
, stackAlignment(8)
// FIXME: this is a known good value for Yonah. How about others?