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Code Issues Projects Releases Wiki Activity

1. Support standard dwarf format (was bootstrapping in Apple format.)

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2. Add vector support.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28807 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-06-15 20:51:43 +00:00
parent d5a932b92a
commit f8a01a9661
7 changed files with 52 additions and 20 deletions
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16
lib/CodeGen/DwarfWriter.cpp
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@@ -1265,7 +1265,7 @@ DIE *DwarfWriter::NewType(DIE *Context, TypeDesc *TyDesc, CompileUnit *Unit) {
// Fundamental types like int, float, bool
Slot = Ty = new DIE(DW_TAG_base_type);
unsigned Encoding = BasicTy->getEncoding();
Ty->AddUInt (DW_AT_encoding, DW_FORM_data1, Encoding);
Ty->AddUInt(DW_AT_encoding, DW_FORM_data1, Encoding);
} else if (DerivedTypeDesc *DerivedTy = dyn_cast<DerivedTypeDesc>(TyDesc)) {
// Create specific DIE.
Slot = Ty = new DIE(DerivedTy->getTag());
@@ -1287,6 +1287,12 @@ DIE *DwarfWriter::NewType(DIE *Context, TypeDesc *TyDesc, CompileUnit *Unit) {
Ty->AddDIEntry(DW_AT_type, DW_FORM_ref4,
NewType(Context, FromTy, Unit));
}
// check for vector type
if (CompTy->isVector()) {
Ty->AddUInt(DW_AT_GNU_vector, DW_FORM_flag, 1);
}
// Don't emit size attribute.
Size = 0;
@@ -1419,7 +1425,8 @@ CompileUnit *DwarfWriter::NewCompileUnit(CompileUnitDesc *UnitDesc,
unsigned ID) {
// Construct debug information entry.
DIE *Die = new DIE(DW_TAG_compile_unit);
Die->AddLabel (DW_AT_stmt_list, DW_FORM_data4, DWLabel("line", 0));
Die->AddDelta (DW_AT_stmt_list, DW_FORM_data4, DWLabel("line", 0),
DWLabel("section_line", 0));
Die->AddLabel (DW_AT_high_pc, DW_FORM_addr, DWLabel("text_end", 0));
Die->AddLabel (DW_AT_low_pc, DW_FORM_addr, DWLabel("text_begin", 0));
Die->AddString(DW_AT_producer, DW_FORM_string, UnitDesc->getProducer());
@@ -1842,7 +1849,7 @@ void DwarfWriter::EmitFrameMoves(const char *BaseLabel, unsigned BaseLabelID,
int stackGrowth =
Asm->TM.getFrameInfo()->getStackGrowthDirection() ==
TargetFrameInfo::StackGrowsUp ?
AddressSize : -AddressSize;
AddressSize : -AddressSize;
EmitULEB128Bytes(Src.getOffset() / stackGrowth);
EOL("Offset");
@@ -1875,7 +1882,8 @@ void DwarfWriter::EmitDebugInfo() const {
EmitInt32(ContentSize); EOL("Length of Compilation Unit Info");
EmitInt16(DWARF_VERSION); EOL("DWARF version number");
EmitReference("abbrev_begin", 0); EOL("Offset Into Abbrev. Section");
EmitDifference("abbrev_begin", 0, "section_abbrev", 0);
EOL("Offset Into Abbrev. Section");
EmitInt8(AddressSize); EOL("Address Size (in bytes)");
EmitDIE(Die);