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Use the EOL that takes the encoding and translates it into DWARF-English.

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llvm-svn: 81382
This commit is contained in:
Bill Wendling 2009-09-09 21:26:19 +00:00
parent 61f199a83c
commit 626d5a2539
2 changed files with 21 additions and 11 deletions
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8
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
View File

@ -612,6 +612,14 @@ static const char *DecodeDWARFEncoding(unsigned Encoding) {
return "omit";
case dwarf::DW_EH_PE_pcrel:
return "pcrel";
case dwarf::DW_EH_PE_udata4:
return "udata4";
case dwarf::DW_EH_PE_udata8:
return "udata8";
case dwarf::DW_EH_PE_sdata4:
return "sdata4";
case dwarf::DW_EH_PE_sdata8:
return "sdata8";
case dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_udata4:
return "pcrel udata4";
case dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4:

24
lib/CodeGen/AsmPrinter/DwarfException.cpp
View File

@ -106,10 +106,12 @@ void DwarfException::EmitCIE(const Function *Personality, unsigned Index) {
if (MAI->getNeedsIndirectEncoding()) {
Asm->EmitInt8(dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4 |
dwarf::DW_EH_PE_indirect);
Asm->EOL("Personality (pcrel sdata4 indirect)");
Asm->EOL("Personality",
dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4 |
dwarf::DW_EH_PE_indirect);
} else {
Asm->EmitInt8(dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
Asm->EOL("Personality (pcrel sdata4)");
Asm->EOL("Personality", dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
}
PrintRelDirective(true);
@ -121,16 +123,16 @@ void DwarfException::EmitCIE(const Function *Personality, unsigned Index) {
Asm->EOL("Personality");
Asm->EmitInt8(dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
Asm->EOL("LSDA Encoding (pcrel sdata4)");
Asm->EOL("LSDA Encoding", dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
Asm->EmitInt8(dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
Asm->EOL("FDE Encoding (pcrel sdata4)");
Asm->EOL("FDE Encoding", dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
} else {
Asm->EmitULEB128Bytes(1);
Asm->EOL("Augmentation Size");
Asm->EmitInt8(dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
Asm->EOL("FDE Encoding (pcrel sdata4)");
Asm->EOL("FDE Encoding", dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
}
// Indicate locations of general callee saved registers in frame.
@ -609,14 +611,14 @@ void DwarfException::EmitExceptionTable() {
// Emit the header.
Asm->EmitInt8(dwarf::DW_EH_PE_omit);
Asm->EOL("@LPStart format (DW_EH_PE_omit)");
Asm->EOL("@LPStart format", dwarf::DW_EH_PE_omit);
#if 0
if (TypeInfos.empty() && FilterIds.empty()) {
// If there are no typeinfos or filters, there is nothing to emit, optimize
// by specifying the "omit" encoding.
Asm->EmitInt8(dwarf::DW_EH_PE_omit);
Asm->EOL("@TType format (DW_EH_PE_omit)");
Asm->EOL("@TType format", dwarf::DW_EH_PE_omit);
} else {
// Okay, we have actual filters or typeinfos to emit. As such, we need to
// pick a type encoding for them. We're about to emit a list of pointers to
@ -660,10 +662,10 @@ void DwarfException::EmitExceptionTable() {
// FIXME: does this apply to Dwarf also? The above #if 0 implies yes?
if (!HaveTTData) {
Asm->EmitInt8(dwarf::DW_EH_PE_omit);
Asm->EOL("@TType format (DW_EH_PE_omit)");
Asm->EOL("@TType format", dwarf::DW_EH_PE_omit);
} else {
Asm->EmitInt8(dwarf::DW_EH_PE_absptr);
Asm->EOL("@TType format (DW_EH_PE_absptr)");
Asm->EOL("@TType format", dwarf::DW_EH_PE_absptr);
Asm->EmitULEB128Bytes(TypeOffset);
Asm->EOL("@TType base offset");
}
@ -672,7 +674,7 @@ void DwarfException::EmitExceptionTable() {
// SjLj Exception handilng
if (MAI->getExceptionHandlingType() == ExceptionHandling::SjLj) {
Asm->EmitInt8(dwarf::DW_EH_PE_udata4);
Asm->EOL("Call site format (DW_EH_PE_udata4)");
Asm->EOL("Call site format", dwarf::DW_EH_PE_udata4);
Asm->EmitULEB128Bytes(SizeSites);
Asm->EOL("Call site table length");
@ -725,7 +727,7 @@ void DwarfException::EmitExceptionTable() {
// Emit the landing pad call site table.
Asm->EmitInt8(dwarf::DW_EH_PE_udata4);
Asm->EOL("Call site format (DW_EH_PE_udata4)");
Asm->EOL("Call site format", dwarf::DW_EH_PE_udata4);
Asm->EmitULEB128Bytes(SizeSites);
Asm->EOL("Call site table size");