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Add a flag that indicates whether a target supports compact unwind info or not.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133662 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2011-06-22 23:16:51 +00:00
parent d6379a993c
commit 1a3ab63cb5
3 changed files with 15 additions and 4 deletions
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8
lib/CodeGen/TargetLoweringObjectFileImpl.cpp
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@ -487,8 +487,12 @@ void TargetLoweringObjectFileMachO::Initialize(MCContext &Ctx,
// .comm doesn't support alignment before Leopard.
Triple T(((LLVMTargetMachine&)TM).getTargetTriple());
if (T.isMacOSX() && T.isMacOSXVersionLT(10, 5))
CommDirectiveSupportsAlignment = false;
if (T.isMacOSX()) {
if (T.isMacOSXVersionLT(10, 5))
CommDirectiveSupportsAlignment = false;
if (!T.isMacOSXVersionLT(10, 6))
SupportsCompactUnwindInfo = true;
}
TargetLoweringObjectFile::Initialize(Ctx, TM);