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Revert r61415 and r61484. Duncan was correct that these weren't needed.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61765 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2009-01-05 22:53:45 +00:00
parent a80c859df3
commit d60de51878
4 changed files with 6 additions and 38 deletions
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16
include/llvm/Target/TargetAsmInfo.h
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@@ -448,20 +448,10 @@ namespace llvm {
/// ///
bool DwarfRequiresFrameSection; // Defaults to true. bool DwarfRequiresFrameSection; // Defaults to true.
/// FDEEncodingRequiresSData4 - If set, the FDE Encoding in the EH section
/// includes DW_EH_PE_sdata4.
///
bool FDEEncodingRequiresSData4; // Defaults to true
/// NonLocalEHFrameLabel - If set, the EH_frame label needs to be non-local. /// NonLocalEHFrameLabel - If set, the EH_frame label needs to be non-local.
/// ///
bool NonLocalEHFrameLabel; // Defaults to false. bool NonLocalEHFrameLabel; // Defaults to false.
/// Force32BitFDEReference - Force the FDE initial location and address
/// range to be 32-bit sized.
///
bool Force32BitFDEReference; // Defaults to true.
/// GlobalEHDirective - This is the directive used to make exception frame /// GlobalEHDirective - This is the directive used to make exception frame
/// tables globally visible. /// tables globally visible.
/// ///
@@ -828,15 +818,9 @@ namespace llvm {
bool doesDwarfRequireFrameSection() const { bool doesDwarfRequireFrameSection() const {
return DwarfRequiresFrameSection; return DwarfRequiresFrameSection;
} }
bool doesFDEEncodingRequireSData4() const {
return FDEEncodingRequiresSData4;
}
bool doesRequireNonLocalEHFrameLabel() const { bool doesRequireNonLocalEHFrameLabel() const {
return NonLocalEHFrameLabel; return NonLocalEHFrameLabel;
} }
bool doesRequire32BitFDEReference() const {
return Force32BitFDEReference;
}
const char *getGlobalEHDirective() const { const char *getGlobalEHDirective() const {
return GlobalEHDirective; return GlobalEHDirective;
} }

24
lib/CodeGen/AsmPrinter/DwarfWriter.cpp
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@@ -3410,24 +3410,14 @@ private:
Asm->EmitInt8(DW_EH_PE_pcrel | DW_EH_PE_sdata4); Asm->EmitInt8(DW_EH_PE_pcrel | DW_EH_PE_sdata4);
Asm->EOL("LSDA Encoding (pcrel sdata4)"); Asm->EOL("LSDA Encoding (pcrel sdata4)");
if (TAI->doesFDEEncodingRequireSData4()) { Asm->EmitInt8(DW_EH_PE_pcrel | DW_EH_PE_sdata4);
Asm->EmitInt8(DW_EH_PE_pcrel | DW_EH_PE_sdata4); Asm->EOL("FDE Encoding (pcrel sdata4)");
Asm->EOL("FDE Encoding (pcrel sdata4)");
} else {
Asm->EmitInt8(DW_EH_PE_pcrel);
Asm->EOL("FDE Encoding (pcrel)");
}
} else { } else {
Asm->EmitULEB128Bytes(1); Asm->EmitULEB128Bytes(1);
Asm->EOL("Augmentation Size"); Asm->EOL("Augmentation Size");
if (TAI->doesFDEEncodingRequireSData4()) { Asm->EmitInt8(DW_EH_PE_pcrel | DW_EH_PE_sdata4);
Asm->EmitInt8(DW_EH_PE_pcrel | DW_EH_PE_sdata4); Asm->EOL("FDE Encoding (pcrel sdata4)");
Asm->EOL("FDE Encoding (pcrel sdata4)");
} else {
Asm->EmitInt8(DW_EH_PE_pcrel);
Asm->EOL("FDE Encoding (pcrel)");
}
} }
// Indicate locations of general callee saved registers in frame. // Indicate locations of general callee saved registers in frame.
@@ -3508,12 +3498,10 @@ private:
Asm->EOL("FDE CIE offset"); Asm->EOL("FDE CIE offset");
EmitReference("eh_func_begin", EHFrameInfo.Number, true, EmitReference("eh_func_begin", EHFrameInfo.Number, true);
TAI->doesRequire32BitFDEReference());
Asm->EOL("FDE initial location"); Asm->EOL("FDE initial location");
EmitDifference("eh_func_end", EHFrameInfo.Number, EmitDifference("eh_func_end", EHFrameInfo.Number,
"eh_func_begin", EHFrameInfo.Number, "eh_func_begin", EHFrameInfo.Number);
TAI->doesRequire32BitFDEReference());
Asm->EOL("FDE address range"); Asm->EOL("FDE address range");
// If there is a personality and landing pads then point to the language // If there is a personality and landing pads then point to the language

2
lib/Target/TargetAsmInfo.cpp
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@@ -99,9 +99,7 @@ void TargetAsmInfo::fillDefaultValues() {
SupportsDebugInformation = false; SupportsDebugInformation = false;
SupportsExceptionHandling = false; SupportsExceptionHandling = false;
DwarfRequiresFrameSection = true; DwarfRequiresFrameSection = true;
FDEEncodingRequiresSData4 = true;
NonLocalEHFrameLabel = false; NonLocalEHFrameLabel = false;
Force32BitFDEReference = true;
GlobalEHDirective = 0; GlobalEHDirective = 0;
SupportsWeakOmittedEHFrame = true; SupportsWeakOmittedEHFrame = true;
DwarfSectionOffsetDirective = 0; DwarfSectionOffsetDirective = 0;

2
lib/Target/X86/X86TargetAsmInfo.cpp
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@@ -70,9 +70,7 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM):
COMMDirectiveTakesAlignment = (Subtarget->getDarwinVers() >= 9); COMMDirectiveTakesAlignment = (Subtarget->getDarwinVers() >= 9);
HasDotTypeDotSizeDirective = false; HasDotTypeDotSizeDirective = false;
HasSingleParameterDotFile = false; HasSingleParameterDotFile = false;
FDEEncodingRequiresSData4 = false;
NonLocalEHFrameLabel = true; NonLocalEHFrameLabel = true;
Force32BitFDEReference = false;
if (TM.getRelocationModel() == Reloc::Static) { if (TM.getRelocationModel() == Reloc::Static) {
StaticCtorsSection = ".constructor"; StaticCtorsSection = ".constructor";
StaticDtorsSection = ".destructor"; StaticDtorsSection = ".destructor";