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Output the EH TType format and base offset only if there are types that we're 

going to emit.

llvm-svn: 77382
This commit is contained in:
Bill Wendling 2009-07-28 22:23:45 +00:00
parent c43267a472
commit 15349f81fb
1 changed files with 15 additions and 6 deletions
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21
llvm/lib/CodeGen/AsmPrinter/DwarfException.cpp
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@ -527,18 +527,27 @@ void DwarfException::EmitExceptionTable() {
// Emit the header.
Asm->EmitInt8(dwarf::DW_EH_PE_omit);
Asm->EOL("LPStart format (DW_EH_PE_omit)");
Asm->EmitInt8(TAI->PreferredEHDataFormat(DwarfEncoding::Data, true));
Asm->EOL("TType format (DW_EH_PE_absptr)");
Asm->EmitULEB128Bytes(TypeOffset);
Asm->EOL("TType base offset");
if (!TypeInfos.empty() || !FilterIds.empty()) {
Asm->EmitInt8(TAI->PreferredEHDataFormat(DwarfEncoding::Data, true));
// FIXME: The comment here should correspond with what PreferredEHDataFormat
// returned.
Asm->EOL("TType format (DW_EH_PE_xxxxx)");
Asm->EmitULEB128Bytes(TypeOffset);
Asm->EOL("TType base offset");
} else {
Asm->EmitInt8(dwarf::DW_EH_PE_omit);
Asm->EOL("TType format (DW_EH_PE_omit)");
}
Asm->EmitInt8(dwarf::DW_EH_PE_udata4);
Asm->EOL("Call site format (DW_EH_PE_udata4)");
Asm->EmitULEB128Bytes(SizeSites);
Asm->EOL("Call-site table length");
// Emit the landing pad site information.
for (unsigned i = 0; i < CallSites.size(); ++i) {
CallSiteEntry &S = CallSites[i];
for (unsigned i = 0, e = CallSites.size(); i < e; ++i) {
const CallSiteEntry &S = CallSites[i];
const char *BeginTag;
unsigned BeginNumber;