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Add SOA struct len/cap/allocator fields for the debug symbols

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This commit is contained in:
gingerBill
2021-03-24 23:12:54 +00:00
parent 2d0e2625ac
commit 7c951cbf0a
1 changed files with 62 additions and 17 deletions
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src/llvm_backend.cpp
+62 -17
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@@ -2063,26 +2063,71 @@ void lb_debug_complete_types(lbModule *m) {
} }
type_set_offsets(bt); type_set_offsets(bt);
{
isize element_offset = 0;
record_scope = lb_get_llvm_metadata(m, bt->Struct.scope);
switch (bt->Struct.soa_kind) {
case StructSoa_Slice: element_offset = 1; break;
case StructSoa_Dynamic: element_offset = 3; break;
}
element_count = cast(unsigned)(bt->Struct.fields.count + element_offset);
elements = gb_alloc_array(temporary_allocator(), LLVMMetadataRef, element_count);
switch (bt->Struct.soa_kind) {
case StructSoa_Slice:
elements[0] = LLVMDIBuilderCreateMemberType(
m->debug_builder, record_scope,
".len", 4,
file, 0,
8*cast(u64)type_size_of(t_int), 8*cast(u32)type_align_of(t_int),
8*type_size_of(bt)-word_bits,
LLVMDIFlagZero, lb_debug_type(m, t_int)
);
break;
case StructSoa_Dynamic:
elements[0] = LLVMDIBuilderCreateMemberType(
m->debug_builder, record_scope,
".len", 4,
file, 0,
8*cast(u64)type_size_of(t_int), 8*cast(u32)type_align_of(t_int),
8*type_size_of(bt)-word_bits + 0*word_bits,
LLVMDIFlagZero, lb_debug_type(m, t_int)
);
elements[1] = LLVMDIBuilderCreateMemberType(
m->debug_builder, record_scope,
".cap", 4,
file, 0,
8*cast(u64)type_size_of(t_int), 8*cast(u32)type_align_of(t_int),
8*type_size_of(bt)-word_bits + 1*word_bits,
LLVMDIFlagZero, lb_debug_type(m, t_int)
);
elements[3] = LLVMDIBuilderCreateMemberType(
m->debug_builder, record_scope,
".allocator", 12,
file, 0,
8*cast(u64)type_size_of(t_int), 8*cast(u32)type_align_of(t_int),
8*type_size_of(bt)-word_bits + 2*word_bits,
LLVMDIFlagZero, lb_debug_type(m, t_allocator)
);
break;
}
record_scope = lb_get_llvm_metadata(m, bt->Struct.scope); for_array(j, bt->Struct.fields) {
element_count = cast(unsigned)bt->Struct.fields.count; Entity *f = bt->Struct.fields[j];
elements = gb_alloc_array(temporary_allocator(), LLVMMetadataRef, element_count); String fname = f->token.string;
for_array(j, bt->Struct.fields) {
Entity *f = bt->Struct.fields[j];
String fname = f->token.string;
unsigned field_line = 0; unsigned field_line = 0;
LLVMDIFlags field_flags = LLVMDIFlagZero; LLVMDIFlags field_flags = LLVMDIFlagZero;
u64 offset_in_bits = 8*cast(u64)bt->Struct.offsets[j]; u64 offset_in_bits = 8*cast(u64)bt->Struct.offsets[j];
elements[j] = LLVMDIBuilderCreateMemberType( elements[element_offset+j] = LLVMDIBuilderCreateMemberType(
m->debug_builder, record_scope, m->debug_builder, record_scope,
cast(char const *)fname.text, cast(size_t)fname.len, cast(char const *)fname.text, cast(size_t)fname.len,
file, field_line, file, field_line,
8*cast(u64)type_size_of(f->type), 8*cast(u32)type_align_of(f->type), 8*cast(u64)type_size_of(f->type), 8*cast(u32)type_align_of(f->type),
offset_in_bits, offset_in_bits,
field_flags, lb_debug_type(m, f->type) field_flags, lb_debug_type(m, f->type)
); );
}
} }
break; break;
case Type_Union: case Type_Union: