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Remove code relating to default struct values

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This commit is contained in:
gingerBill
2018-05-20 17:31:46 +01:00
parent 7e4c643401
commit 4d052d5119
6 changed files with 32 additions and 305 deletions
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src/ir_print.cpp
+16 -101
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@@ -308,16 +308,16 @@ void ir_print_type(irFileBuffer *f, irModule *m, Type *t, bool in_struct) {
case Basic_b32: ir_write_str_lit(f, "i32"); return;
case Basic_b64: ir_write_str_lit(f, "i64"); return;
case Basic_i8: ir_write_str_lit(f, "i8"); return;
case Basic_u8: ir_write_str_lit(f, "i8"); return;
case Basic_i16: ir_write_str_lit(f, "i16"); return;
case Basic_u16: ir_write_str_lit(f, "i16"); return;
case Basic_i32: ir_write_str_lit(f, "i32"); return;
case Basic_u32: ir_write_str_lit(f, "i32"); return;
case Basic_i64: ir_write_str_lit(f, "i64"); return;
case Basic_u64: ir_write_str_lit(f, "i64"); return;
case Basic_i8: ir_write_str_lit(f, "i8"); return;
case Basic_u8: ir_write_str_lit(f, "i8"); return;
case Basic_i16: ir_write_str_lit(f, "i16"); return;
case Basic_u16: ir_write_str_lit(f, "i16"); return;
case Basic_i32: ir_write_str_lit(f, "i32"); return;
case Basic_u32: ir_write_str_lit(f, "i32"); return;
case Basic_i64: ir_write_str_lit(f, "i64"); return;
case Basic_u64: ir_write_str_lit(f, "i64"); return;
case Basic_rune: ir_write_str_lit(f, "i32"); return;
case Basic_rune: ir_write_str_lit(f, "i32"); return;
case Basic_int:
case Basic_uint:
@@ -503,11 +503,7 @@ void ir_print_compound_element(irFileBuffer *f, irModule *m, ExactValue v, Type
ir_write_byte(f, ' ');
if (v.kind == ExactValue_Invalid || !elem_type_can_be_constant(elem_type)) {
if (ir_type_has_default_values(elem_type)) {
ir_print_exact_value(f, m, v, elem_type);
} else {
ir_fprintf(f, "zeroinitializer");
}
ir_fprintf(f, "zeroinitializer");
} else {
ir_print_exact_value(f, m, v, elem_type);
}
@@ -675,13 +671,8 @@ void ir_print_exact_value(irFileBuffer *f, irModule *m, ExactValue value, Type *
Type *elem_type = type->Array.elem;
isize elem_count = cl->elems.count;
bool has_defaults = ir_type_has_default_values(type);
if (elem_count == 0) {
if (!has_defaults) {
ir_write_str_lit(f, "zeroinitializer");
} else {
ir_print_exact_value(f, m, empty_exact_value, type);
}
ir_write_str_lit(f, "zeroinitializer");
break;
}
GB_ASSERT_MSG(elem_count == type->Array.count, "%td != %td", elem_count, type->Array.count);
@@ -706,8 +697,7 @@ void ir_print_exact_value(irFileBuffer *f, irModule *m, ExactValue value, Type *
ast_node(cl, CompoundLit, value.value_compound);
bool has_defaults = ir_type_has_default_values(type);
if (cl->elems.count == 0 && !has_defaults) {
if (cl->elems.count == 0) {
ir_write_str_lit(f, "zeroinitializer");
break;
}
@@ -748,18 +738,6 @@ void ir_print_exact_value(irFileBuffer *f, irModule *m, ExactValue value, Type *
}
}
for (isize i = 0; i < value_count; i++) {
if (visited[i]) continue;
Entity *f = type->Struct.fields[i];
ExactValue v = {};
if (!f->Variable.default_is_nil) {
v = f->Variable.default_value;
}
values[i] = v;
}
if (type->Struct.is_packed) ir_write_byte(f, '<');
ir_write_byte(f, '{');
if (type->Struct.custom_align > 0) {
@@ -773,13 +751,7 @@ void ir_print_exact_value(irFileBuffer *f, irModule *m, ExactValue value, Type *
for (isize i = 0; i < value_count; i++) {
if (i > 0) ir_write_string(f, str_lit(", "));
Entity *e = type->Struct.fields[i];
if (!visited[i] && e->Variable.default_is_undef) {
ir_print_type(f, m, e->type);
ir_write_str_lit(f, " undef");
} else {
ir_print_compound_element(f, m, values[i], e->type);
}
ir_print_compound_element(f, m, values[i], e->type);
}
@@ -809,63 +781,10 @@ void ir_print_exact_value(irFileBuffer *f, irModule *m, ExactValue value, Type *
ir_print_value(f, m, val, type);
break;
}
default: {
bool has_defaults = ir_type_has_default_values(type);
if (!has_defaults) {
ir_write_str_lit(f, "zeroinitializer");
} else {
if (is_type_struct(type)) {
i32 value_count = cast(i32)type->Struct.fields.count;
if (type->Struct.is_packed) ir_write_byte(f, '<');
ir_write_byte(f, '{');
if (type->Struct.custom_align > 0) {
ir_fprintf(f, "[0 x <%lld x i8>] zeroinitializer", cast(i64)type->Struct.custom_align);
if (value_count > 0) {
ir_write_string(f, str_lit(", "));
}
}
for (isize i = 0; i < value_count; i++) {
if (i > 0) ir_write_string(f, str_lit(", "));
Entity *e = type->Struct.fields[i];
if (e->Variable.default_is_undef) {
ir_print_type(f, m, e->type);
ir_write_str_lit(f, " undef");
} else {
ExactValue value = {};
if (!e->Variable.default_is_nil) {
value = e->Variable.default_value;
}
ir_print_compound_element(f, m, value, e->type);
}
}
ir_write_byte(f, '}');
if (type->Struct.is_packed) ir_write_byte(f, '>');
} else if (is_type_array(type)) {
i64 count = type->Array.count;
if (count == 0) {
ir_write_str_lit(f, "zeroinitializer");
} else {
Type *elem = type->Array.elem;
ir_write_byte(f, '[');
for (i64 i = 0; i < count; i++) {
if (i > 0) ir_write_string(f, str_lit(", "));
ir_print_type(f, m, elem);
ir_write_byte(f, ' ');
ir_print_exact_value(f, m, empty_exact_value, elem);
}
ir_write_byte(f, ']');
}
} else {
GB_PANIC("Unknown type for default values");
}
}
// GB_PANIC("Invalid ExactValue: %d", value.kind);
default:
ir_write_str_lit(f, "zeroinitializer");
break;
}
}
}
void ir_print_block_name(irFileBuffer *f, irBlock *b) {
@@ -1873,11 +1792,7 @@ void print_llvm_ir(irGen *ir) {
if (g->value != nullptr) {
ir_print_value(f, m, g->value, g->entity->type);
} else {
if (ir_type_has_default_values(g->entity->type)) {
ir_print_exact_value(f, m, empty_exact_value, g->entity->type);
} else {
ir_write_string(f, str_lit("zeroinitializer"));
}
ir_write_string(f, str_lit("zeroinitializer"));
}
}
ir_write_byte(f, '\n');