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.debug_info dumping pass

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This commit is contained in:
Ryan Fleury
2025-06-19 10:33:44 -07:00
parent a2ab822eb5
commit 7c35028a6b
13 changed files with 176 additions and 6204 deletions
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src/dwarf/dwarf.c
+47 -41
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@@ -447,54 +447,60 @@ dw_string_from_tag_kind(Arena *arena, DW_TagKind kind)
internal String8
dw_string_from_attrib_kind(Arena *arena, DW_Version ver, DW_Ext ext, DW_AttribKind kind)
{
#define X(_N,...) case DW_AttribKind_##_N: return str8_lit(Stringify(_N));
#define X(_N,...) case DW_AttribKind_##_N:{result = str8_lit(Stringify(_N));}break;
String8 result = {0};
while (ext) {
U64 z = 64-clz64(ext);
if (z == 0) {
break;
}
U64 flag = 1 << (z-1);
ext &= ~flag;
switch (flag) {
case DW_Ext_Null: break;
case DW_Ext_GNU: switch (kind) { DW_AttribKind_GNU_XList(X) } break;
case DW_Ext_LLVM: switch (kind) { DW_AttribKind_LLVM_XList(X) } break;
case DW_Ext_APPLE: switch (kind) { DW_AttribKind_APPLE_XList(X) } break;
case DW_Ext_MIPS: switch (kind) { DW_AttribKind_MIPS_XList(X) } break;
default: InvalidPath; break;
//- rjf: try extensions
if(result.size != 0)
{
while(ext)
{
U64 z = 64-clz64(ext);
if(z == 0)
{
break;
}
U64 flag = 1 << (z-1);
ext &= ~flag;
switch(flag)
{
default:{}break;
case DW_Ext_Null: break;
case DW_Ext_GNU: switch (kind) { DW_AttribKind_GNU_XList(X) } break;
case DW_Ext_LLVM: switch (kind) { DW_AttribKind_LLVM_XList(X) } break;
case DW_Ext_APPLE: switch (kind) { DW_AttribKind_APPLE_XList(X) } break;
case DW_Ext_MIPS: switch (kind) { DW_AttribKind_MIPS_XList(X) } break;
}
}
}
switch (ver) {
case DW_Version_5: {
switch (kind) {
DW_AttribKind_V5_XList(X)
//- rjf: try version
if(result.size == 0)
{
for(U64 retry = 0; retry < 2; retry += 1)
{
DW_Version version = retry ? DW_Version_5 : ver;
switch(version)
{
case DW_Version_5: { switch(kind) { DW_AttribKind_V5_XList(X) } } // fall-through
case DW_Version_4: { switch(kind) { DW_AttribKind_V4_XList(X) } } // fall-through
case DW_Version_3: { switch(kind) { DW_AttribKind_V3_XList(X) } } // fall-through
case DW_Version_2: { switch(kind) { DW_AttribKind_V2_XList(X) } } // fall-through
case DW_Version_1: {}break;
case DW_Version_Null:{}break;
default:{}break;
}
} // fall-through
case DW_Version_4: {
switch (kind) {
DW_AttribKind_V4_XList(X)
}
} // fall-through
case DW_Version_3: {
switch (kind) {
DW_AttribKind_V3_XList(X)
}
} // fall-through
case DW_Version_2: {
switch (kind) {
DW_AttribKind_V2_XList(X)
}
} // fall-through
case DW_Version_1: {
} // fall-through
case DW_Version_Null: break;
}
}
//- rjf: fallback
if(result.size == 0)
{
result = push_str8f(arena, "#%u", kind);
}
#undef X
return str8_zero();
return result;
}
internal String8