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author | Chris Lattner <sabre@nondot.org> | 2010-09-27 06:44:54 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2010-09-27 06:44:54 +0000 |
commit | 9f06f911d197577b80d208a167980833b4fb9ad5 (patch) | |
tree | 6e92a19eb1ef843d25b82d377dd2ee9ff5283801 /llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp | |
parent | 4362a1c9871e87c283a9c2d475ff3ca6ec32febe (diff) | |
download | bcm5719-llvm-9f06f911d197577b80d208a167980833b4fb9ad5.tar.gz bcm5719-llvm-9f06f911d197577b80d208a167980833b4fb9ad5.zip |
the latest assembler that runs on powerpc 10.4 machines doesn't
support aligned comm. Detect when compiling for 10.4 and don't
emit an alignment for comm. THis will hopefully fix PR8198.
llvm-svn: 114817
Diffstat (limited to 'llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp')
-rw-r--r-- | llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp index f1e10eec724..4afdc3ddef5 100644 --- a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp +++ b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp @@ -33,6 +33,7 @@ #include "llvm/Support/raw_ostream.h" #include "llvm/ADT/SmallString.h" #include "llvm/ADT/StringExtras.h" +#include "llvm/ADT/Triple.h" using namespace llvm; using namespace dwarf; @@ -450,6 +451,19 @@ void TargetLoweringObjectFileMachO::Initialize(MCContext &Ctx, IsFunctionEHSymbolGlobal = true; IsFunctionEHFrameSymbolPrivate = false; SupportsWeakOmittedEHFrame = false; + + Triple T(((LLVMTargetMachine&)TM).getTargetTriple()); + if (T.getOS() == Triple::Darwin) { + switch (T.getDarwinMajorNumber()) { + case 7: // 10.3 Panther. + case 8: // 10.4 Tiger. + CommDirectiveSupportsAlignment = false; + break; + case 9: // 10.5 Leopard. + case 10: // 10.6 SnowLeopard. + break; + } + } TargetLoweringObjectFile::Initialize(Ctx, TM); |