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Remove a flag that would set the ".eh" symbol as .globl. MachO was the only one

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who used this flag, and it now emits CFI and doesn't emit this anymore. All
other targets left this flag "false".
<rdar://problem/8486371>

llvm-svn: 130918
This commit is contained in:
Bill Wendling 2011-05-05 06:49:15 +00:00
parent 6a346f7333
commit 7a13f3bde3
4 changed files with 0 additions and 18 deletions
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7
include/llvm/Target/TargetLoweringObjectFile.h
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@ -97,10 +97,6 @@ protected:
/// weak_definition of constant 0 for an omitted EH frame.
bool SupportsWeakOmittedEHFrame;
/// IsFunctionEHSymbolGlobal - This flag is set to true if the ".eh" symbol
/// for a function should be marked .globl.
bool IsFunctionEHSymbolGlobal;
/// IsFunctionEHFrameSymbolPrivate - This flag is set to true if the
/// "EH_frame" symbol for EH information should be an assembler temporary (aka
/// private linkage, aka an L or .L label) or false if it should be a normal
@ -119,9 +115,6 @@ public:
Ctx = &ctx;
}
bool isFunctionEHSymbolGlobal() const {
return IsFunctionEHSymbolGlobal;
}
bool isFunctionEHFrameSymbolPrivate() const {
return IsFunctionEHFrameSymbolPrivate;
}

5
lib/CodeGen/AsmPrinter/DwarfTableException.cpp
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@ -172,11 +172,6 @@ void DwarfTableException::EmitFDE(const FunctionEHFrameInfo &EHFrameInfo) {
Asm->OutStreamer.SwitchSection(TLOF.getEHFrameSection());
// Externally visible entry into the functions eh frame info. If the
// corresponding function is static, this should not be externally visible.
if (!TheFunc->hasLocalLinkage() && TLOF.isFunctionEHSymbolGlobal())
Asm->OutStreamer.EmitSymbolAttribute(EHFrameInfo.FunctionEHSym,MCSA_Global);
// If corresponding function is weak definition, this should be too.
if (TheFunc->isWeakForLinker() && Asm->MAI->getWeakDefDirective())
Asm->OutStreamer.EmitSymbolAttribute(EHFrameInfo.FunctionEHSym,

5
lib/CodeGen/TargetLoweringObjectFileImpl.cpp
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@ -484,11 +484,6 @@ getExprForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
void TargetLoweringObjectFileMachO::Initialize(MCContext &Ctx,
const TargetMachine &TM) {
// _foo.eh symbols are currently always exported so that the linker knows
// about them. This is not necessary on 10.6 and later, but it
// doesn't hurt anything.
// FIXME: I need to get this from Triple.
IsFunctionEHSymbolGlobal = true;
IsFunctionEHFrameSymbolPrivate = false;
SupportsWeakOmittedEHFrame = false;

1
lib/Target/TargetLoweringObjectFile.cpp
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@ -58,7 +58,6 @@ TargetLoweringObjectFile::TargetLoweringObjectFile() : Ctx(0) {
DwarfRangesSection = 0;
DwarfMacroInfoSection = 0;
IsFunctionEHSymbolGlobal = false;
IsFunctionEHFrameSymbolPrivate = true;
SupportsWeakOmittedEHFrame = true;
}