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Remove duplicates in type info data.

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This commit is contained in:
Ginger Bill
2016-09-09 19:48:28 +01:00
parent 56dd12c54c
commit 1ca752ce04
9 changed files with 388 additions and 140 deletions
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114
src/codegen/codegen.cpp
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@@ -190,17 +190,16 @@ void ssa_gen_tree(ssaGen *s) {
Type *t_string_ptr = make_type_pointer(a, t_string);
Type *t_type_info_ptr_ptr = make_type_pointer(a, t_type_info_ptr);
auto get_type_info_ptr = [](ssaProcedure *proc, ssaValue *type_info_data, Type *type) -> ssaValue * {
auto *info = proc->module->info;
MapFindResult fr = map__find(&info->type_info_types, hash_pointer(type));
GB_ASSERT(fr.entry_index >= 0);
return ssa_emit_struct_gep(proc, type_info_data, fr.entry_index, t_type_info_ptr);
return ssa_emit_struct_gep(proc, type_info_data,
ssa_type_info_index(proc->module->info, type),
t_type_info_ptr);
};
gb_for_array(entry_index, info->type_info_types.entries) {
auto *entry = &info->type_info_types.entries[entry_index];
Type *t = entry->value;
gb_for_array(entry_index, info->type_info_map.entries) {
auto *entry = &info->type_info_map.entries[entry_index];
Type *t = cast(Type *)cast(uintptr)entry->key.key;
ssaValue *tag = NULL;
@@ -270,29 +269,120 @@ void ssa_gen_tree(ssaGen *s) {
tag = ssa_add_local_generated(proc, t_type_info_array);
ssaValue *gep = get_type_info_ptr(proc, type_info_data, t->Array.elem);
ssa_emit_store(proc, ssa_emit_struct_gep(proc, tag, v_zero32, t_type_info_ptr_ptr), gep);
isize ez = type_size_of(m->sizes, a, t->Array.elem);
ssaValue *elem_size = ssa_emit_struct_gep(proc, tag, v_one32, t_int_ptr);
ssa_emit_store(proc, elem_size, ssa_make_value_constant(a, t_int, make_exact_value_integer(ez)));
ssaValue *count = ssa_emit_struct_gep(proc, tag, v_two32, t_int_ptr);
ssa_emit_store(proc, count, ssa_make_value_constant(a, t_int, make_exact_value_integer(t->Array.count)));
} break;
case Type_Slice: {
tag = ssa_add_local_generated(proc, t_type_info_slice);
ssaValue *gep = get_type_info_ptr(proc, type_info_data, t->Slice.elem);
ssa_emit_store(proc, ssa_emit_struct_gep(proc, tag, v_zero32, t_type_info_ptr_ptr), gep);
isize ez = type_size_of(m->sizes, a, t->Slice.elem);
ssaValue *elem_size = ssa_emit_struct_gep(proc, tag, v_one32, t_int_ptr);
ssa_emit_store(proc, elem_size, ssa_make_value_constant(a, t_int, make_exact_value_integer(ez)));
} break;
case Type_Vector: {
tag = ssa_add_local_generated(proc, t_type_info_vector);
ssaValue *gep = get_type_info_ptr(proc, type_info_data, t->Vector.elem);
ssa_emit_store(proc, ssa_emit_struct_gep(proc, tag, v_zero32, t_type_info_ptr_ptr), gep);
isize ez = type_size_of(m->sizes, a, t->Vector.elem);
ssaValue *elem_size = ssa_emit_struct_gep(proc, tag, v_one32, t_int_ptr);
ssa_emit_store(proc, elem_size, ssa_make_value_constant(a, t_int, make_exact_value_integer(ez)));
ssaValue *count = ssa_emit_struct_gep(proc, tag, v_two32, t_int_ptr);
ssa_emit_store(proc, count, ssa_make_value_constant(a, t_int, make_exact_value_integer(t->Vector.count)));
} break;
case Type_Record: {
switch (t->Record.kind) {
// TODO(bill): Record members for `Type_Info`
case TypeRecord_Struct:
case TypeRecord_Struct: {
tag = ssa_add_local_generated(proc, t_type_info_struct);
break;
ssaValue **args = gb_alloc_array(a, ssaValue *, 1);
isize element_size = type_size_of(m->sizes, a, t_type_info_member);
isize allocation_size = t->Record.field_count * element_size;
ssaValue *size = ssa_make_value_constant(a, t_int, make_exact_value_integer(allocation_size));
args[0] = size;
ssaValue *memory = ssa_emit_global_call(proc, "alloc", args, 1);
memory = ssa_emit_conv(proc, memory, t_type_info_member_ptr);
type_set_offsets(m->sizes, a, t); // NOTE(bill): Just incase the offsets have not been set yet
for (isize i = 0; i < t->Record.field_count; i++) {
ssaValue *field = ssa_emit_ptr_offset(proc, memory, ssa_make_value_constant(a, t_int, make_exact_value_integer(i)));
ssaValue *name = ssa_emit_struct_gep(proc, field, v_zero32, t_string_ptr);
ssaValue *type_info = ssa_emit_struct_gep(proc, field, v_one32, t_type_info_ptr_ptr);
ssaValue *offset = ssa_emit_struct_gep(proc, field, v_two32, t_int_ptr);
Entity *f = t->Record.fields[i];
ssaValue *tip = get_type_info_ptr(proc, type_info_data, f->type);
i64 foffset = t->Record.struct_offsets[i];
ssa_emit_store(proc, name, ssa_emit_global_string(proc, make_exact_value_string(f->token.string)));
ssa_emit_store(proc, type_info, tip);
ssa_emit_store(proc, offset, ssa_make_value_constant(a, t_int, make_exact_value_integer(foffset)));
}
Type *slice_type = make_type_slice(a, t_type_info_member);
Type *slice_type_ptr = make_type_pointer(a, slice_type);
ssaValue *slice = ssa_emit_struct_gep(proc, tag, v_zero32, slice_type_ptr);
ssaValue *field_count = ssa_make_value_constant(a, t_int, make_exact_value_integer(t->Record.field_count));
ssaValue *elem = ssa_emit_struct_gep(proc, slice, v_zero32, make_type_pointer(a, t_type_info_member_ptr));
ssaValue *len = ssa_emit_struct_gep(proc, slice, v_one32, make_type_pointer(a, t_int_ptr));
ssaValue *cap = ssa_emit_struct_gep(proc, slice, v_two32, make_type_pointer(a, t_int_ptr));
ssa_emit_store(proc, elem, memory);
ssa_emit_store(proc, len, field_count);
ssa_emit_store(proc, cap, field_count);
} break;
case TypeRecord_Union:
tag = ssa_add_local_generated(proc, t_type_info_union);
break;
case TypeRecord_RawUnion:
case TypeRecord_RawUnion: {
tag = ssa_add_local_generated(proc, t_type_info_raw_union);
break;
ssaValue **args = gb_alloc_array(a, ssaValue *, 1);
isize element_size = type_size_of(m->sizes, a, t_type_info_member);
isize allocation_size = t->Record.field_count * element_size;
ssaValue *size = ssa_make_value_constant(a, t_int, make_exact_value_integer(allocation_size));
args[0] = size;
ssaValue *memory = ssa_emit_global_call(proc, "alloc", args, 1);
memory = ssa_emit_conv(proc, memory, t_type_info_member_ptr);
for (isize i = 0; i < t->Record.field_count; i++) {
ssaValue *field = ssa_emit_ptr_offset(proc, memory, ssa_make_value_constant(a, t_int, make_exact_value_integer(i)));
ssaValue *name = ssa_emit_struct_gep(proc, field, v_zero32, t_string_ptr);
ssaValue *type_info = ssa_emit_struct_gep(proc, field, v_one32, t_type_info_ptr_ptr);
ssaValue *offset = ssa_emit_struct_gep(proc, field, v_two32, t_int_ptr);
Entity *f = t->Record.fields[i];
ssaValue *tip = get_type_info_ptr(proc, type_info_data, f->type);
ssa_emit_store(proc, name, ssa_emit_global_string(proc, make_exact_value_string(f->token.string)));
ssa_emit_store(proc, type_info, tip);
ssa_emit_store(proc, offset, ssa_make_value_constant(a, t_int, make_exact_value_integer(0)));
}
Type *slice_type = make_type_slice(a, t_type_info_member);
Type *slice_type_ptr = make_type_pointer(a, slice_type);
ssaValue *slice = ssa_emit_struct_gep(proc, tag, v_zero32, slice_type_ptr);
ssaValue *field_count = ssa_make_value_constant(a, t_int, make_exact_value_integer(t->Record.field_count));
ssaValue *elem = ssa_emit_struct_gep(proc, slice, v_zero32, make_type_pointer(a, t_type_info_member_ptr));
ssaValue *len = ssa_emit_struct_gep(proc, slice, v_one32, make_type_pointer(a, t_int_ptr));
ssaValue *cap = ssa_emit_struct_gep(proc, slice, v_two32, make_type_pointer(a, t_int_ptr));
ssa_emit_store(proc, elem, memory);
ssa_emit_store(proc, len, field_count);
ssa_emit_store(proc, cap, field_count);
} break;
case TypeRecord_Enum: {
tag = ssa_add_local_generated(proc, t_type_info_enum);
Type *enum_base = t->Record.enum_base;