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Add column major matrix support

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This commit is contained in:
gingerBill
2025-05-07 13:20:14 +01:00
parent 4274dfc5e2
commit 833d77da1f
2 changed files with 94 additions and 16 deletions
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90
src/llvm_backend_debug.cpp
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@@ -564,22 +564,21 @@ gb_internal LLVMMetadataRef lb_debug_bitfield(lbModule *m, Type *type, String na
u64 size_in_bits = 8*type_size_of(bt);
u32 align_in_bits = 8*cast(u32)type_align_of(bt);
unsigned element_count = cast(unsigned)bt->BitField.fields.count;
LLVMMetadataRef *elements = gb_alloc_array(permanent_allocator(), LLVMMetadataRef, element_count);
unsigned element_count = cast(unsigned)bt->BitField.fields.count;
LLVMMetadataRef *elements = gb_alloc_array(permanent_allocator(), LLVMMetadataRef, element_count);
u64 offset_in_bits = 0;
for (unsigned i = 0; i < element_count; i++) {
Entity *f = bt->BitField.fields[i];
u8 bit_size = bt->BitField.bit_sizes[i];
GB_ASSERT(f->kind == Entity_Variable);
String name = f->token.string;
elements[i] = LLVMDIBuilderCreateBitFieldMemberType(m->debug_builder, scope, cast(char const *)name.text, name.len, file, line,
bit_size, offset_in_bits, 0,
LLVMDIFlagZero, lb_debug_type(m, f->type)
);
offset_in_bits += bit_size;
}
u64 offset_in_bits = 0;
for (unsigned i = 0; i < element_count; i++) {
Entity *f = bt->BitField.fields[i];
u8 bit_size = bt->BitField.bit_sizes[i];
GB_ASSERT(f->kind == Entity_Variable);
String name = f->token.string;
elements[i] = LLVMDIBuilderCreateBitFieldMemberType(m->debug_builder, scope, cast(char const *)name.text, name.len, file, line,
bit_size, offset_in_bits, 0,
LLVMDIFlagZero, lb_debug_type(m, f->type)
);
offset_in_bits += bit_size;
}
LLVMMetadataRef final_decl = LLVMDIBuilderCreateStructType(
m->debug_builder, scope,
@@ -924,6 +923,7 @@ gb_internal LLVMMetadataRef lb_debug_type_internal(lbModule *m, Type *type) {
}
case Type_Matrix: {
#if 0
LLVMMetadataRef subscripts[1] = {};
subscripts[0] = LLVMDIBuilderGetOrCreateSubrange(m->debug_builder,
0ll,
@@ -935,6 +935,66 @@ gb_internal LLVMMetadataRef lb_debug_type_internal(lbModule *m, Type *type) {
8*cast(unsigned)type_align_of(type),
lb_debug_type(m, type->Matrix.elem),
subscripts, gb_count_of(subscripts));
#else
LLVMMetadataRef subscripts[2] = {};
subscripts[0] = LLVMDIBuilderGetOrCreateSubrange(m->debug_builder, 0ll, type->Matrix.row_count);
subscripts[1] = LLVMDIBuilderGetOrCreateSubrange(m->debug_builder, 0ll, type->Matrix.column_count);
LLVMMetadataRef scope = nullptr;
LLVMMetadataRef array_type = nullptr;
uint64_t size_in_bits = 8*cast(uint64_t)(type_size_of(type));
unsigned align_in_bits = 8*cast(unsigned)(type_align_of(type));
if (type->Matrix.is_row_major) {
LLVMMetadataRef base = LLVMDIBuilderCreateArrayType(m->debug_builder,
8*cast(uint64_t)(type_size_of(type->Matrix.elem) * type->Matrix.column_count),
8*cast(unsigned)type_align_of(type->Matrix.elem),
lb_debug_type(m, type->Matrix.elem),
subscripts+1, 1);
array_type = LLVMDIBuilderCreateArrayType(m->debug_builder,
size_in_bits,
align_in_bits,
base,
subscripts+0, 1);
} else {
LLVMMetadataRef base = LLVMDIBuilderCreateArrayType(m->debug_builder,
8*cast(uint64_t)(type_size_of(type->Matrix.elem) * type->Matrix.row_count),
8*cast(unsigned)type_align_of(type->Matrix.elem),
lb_debug_type(m, type->Matrix.elem),
subscripts+0, 1);
array_type = LLVMDIBuilderCreateArrayType(m->debug_builder,
size_in_bits,
align_in_bits,
base,
subscripts+1, 1);
}
LLVMMetadataRef elements[1] = {};
elements[0] = LLVMDIBuilderCreateMemberType(m->debug_builder, scope,
"data", 4,
nullptr, 0,
size_in_bits, align_in_bits, 0, LLVMDIFlagZero,
array_type
);
gbString name = temp_canonical_string(type);
LLVMMetadataRef final_decl = LLVMDIBuilderCreateStructType(
m->debug_builder, scope,
name, gb_string_length(name),
nullptr, 0,
size_in_bits, align_in_bits,
LLVMDIFlagZero,
nullptr,
elements, 1,
0,
nullptr,
"", 0
);
return final_decl;
#endif
}
}