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Support #byte directive for asm templates

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This commit is contained in:
gingerBill
2026-08-17 13:21:40 +01:00
parent c2dfcb3c28
commit 55377f71ef
5 changed files with 77 additions and 0 deletions
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19
src/llvm_backend_asm.cpp
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@@ -480,6 +480,25 @@ struct lbAsmGenerate_amd64 : lbAsmGenerate {
asm_string = this->write_label(asm_string, &label->name->Ident);
asm_string = gb_string_appendc(asm_string, ":");
case_end;
case_ast_node(dir, AsmDirective, instr_);
String name = dir->name.string;
if (name == "byte") {
asm_string = gb_string_appendc(asm_string, ".byte ");
isize op_index = 0;
for (auto const &op : dir->operands) {
if (op_index > 0) {
asm_string = gb_string_appendc(asm_string, ", ");
}
ExactValue ev = exact_value_to_integer(op->tav.value);
GB_ASSERT(ev.kind == ExactValue_Integer);
i64 i = exact_value_to_i64(ev);
asm_string = gb_string_append_fmt(asm_string, "%d", cast(int)i);
op_index += 1;
}
} else {
GB_PANIC("Invalid asm directive: %.*s", LIT(name));
}
case_end;
default:
GB_PANIC("Invalid asm instruction");
break;