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factorize more darwin TAI stuff. Note that this gives 

darwin/arm support for .no_dead_strip

llvm-svn: 78734
This commit is contained in:
Chris Lattner 2009-08-11 22:31:42 +00:00
parent 526bcd461a
commit 54075a78b4
4 changed files with 7 additions and 17 deletions
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5
llvm/lib/Target/ARM/ARMTargetAsmInfo.cpp
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@ -42,21 +42,16 @@ static const char *const arm_asm_table[] = {
ARMDarwinTargetAsmInfo::ARMDarwinTargetAsmInfo() {
AsmTransCBE = arm_asm_table;
AlignmentIsInBytes = false;
Data64bitsDirective = 0;
CommentString = "@";
COMMDirectiveTakesAlignment = false;
InlineAsmStart = "@ InlineAsm Start";
InlineAsmEnd = "@ InlineAsm End";
HasDotTypeDotSizeDirective = false;
SupportsDebugInformation = true;
// Exceptions handling
ExceptionsType = ExceptionHandling::SjLj;
GlobalEHDirective = "\t.globl\t";
SupportsWeakOmittedEHFrame = false;
AbsoluteEHSectionOffsets = false;
}

7
llvm/lib/Target/DarwinTargetAsmInfo.cpp
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@ -26,6 +26,8 @@ DarwinTargetAsmInfo::DarwinTargetAsmInfo() {
AllowQuotesInName = true;
HasSingleParameterDotFile = false;
AlignmentIsInBytes = false;
// In non-PIC modes, emit a special label before jump tables so that the
// linker can perform more accurate dead code stripping. We do not check the
// relocation model here since it can be overridden later.
@ -40,11 +42,16 @@ DarwinTargetAsmInfo::DarwinTargetAsmInfo() {
ZeroFillDirective = "\t.zerofill\t"; // Uses .zerofill
SetDirective = "\t.set";
ProtectedDirective = "\t.globl\t";
HasDotTypeDotSizeDirective = false;
UsedDirective = "\t.no_dead_strip\t";
// _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.
Is_EHSymbolPrivate = false;
GlobalEHDirective = "\t.globl\t";
SupportsWeakOmittedEHFrame = false;
}

6
llvm/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
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@ -22,19 +22,13 @@ using namespace llvm::dwarf;
PPCDarwinTargetAsmInfo::PPCDarwinTargetAsmInfo(const PPCTargetMachine &TM) {
PCSymbol = ".";
CommentString = ";";
UsedDirective = "\t.no_dead_strip\t";
ExceptionsType = ExceptionHandling::Dwarf;
GlobalEHDirective = "\t.globl\t";
SupportsWeakOmittedEHFrame = false;
const PPCSubtarget *Subtarget = &TM.getSubtarget<PPCSubtarget>();
bool isPPC64 = Subtarget->isPPC64();
if (!isPPC64)
Data64bitsDirective = 0; // we can't emit a 64-bit unit
AlignmentIsInBytes = false;
LCOMMDirective = "\t.lcomm\t";
InlineAsmStart = "# InlineAsm Start";
InlineAsmEnd = "# InlineAsm End";
AssemblerDialect = Subtarget->getAsmFlavor();

6
llvm/lib/Target/X86/X86TargetAsmInfo.cpp
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@ -45,7 +45,6 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM) {
const X86Subtarget *Subtarget = &TM.getSubtarget<X86Subtarget>();
bool is64Bit = Subtarget->is64Bit();
AlignmentIsInBytes = false;
TextAlignFillValue = 0x90;
if (!is64Bit)
@ -53,7 +52,6 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM) {
// Leopard and above support aligned common symbols.
COMMDirectiveTakesAlignment = (Subtarget->getDarwinVers() >= 9);
HasDotTypeDotSizeDirective = false;
if (is64Bit) {
PersonalityPrefix = "";
@ -67,16 +65,12 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM) {
InlineAsmEnd = "## InlineAsm End";
CommentString = "##";
PCSymbol = ".";
UsedDirective = "\t.no_dead_strip\t";
ProtectedDirective = "\t.globl\t";
SupportsDebugInformation = true;
DwarfUsesInlineInfoSection = true;
// Exceptions handling
ExceptionsType = ExceptionHandling::Dwarf;
GlobalEHDirective = "\t.globl\t";
SupportsWeakOmittedEHFrame = false;
AbsoluteEHSectionOffsets = false;
}