r4/lang
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add char literals

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This commit is contained in:
r4
2021-12-23 21:26:53 +01:00
parent a0842424ec
commit d67008cfbf
5 changed files with 58 additions and 5 deletions
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18
main.c
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@@ -33,18 +33,25 @@ static void die(const char *fmt, ...) {
exit(1);
}
static Value fn_print(Value *args) {
static Value fn_put(Value *args) {
switch (args[0].type.kind) {
case TypeVoid: printf("(void)\n"); break;
case TypeFloat: printf("%f\n", args[0].Float); break;
case TypeInt: printf("%zd\n", args[0].Int); break;
case TypeBool: printf("%s\n", args[0].Bool ? "true" : "false"); break;
case TypeVoid: printf("(void)"); break;
case TypeFloat: printf("%f", args[0].Float); break;
case TypeInt: printf("%zd", args[0].Int); break;
case TypeBool: printf("%s", args[0].Bool ? "true" : "false"); break;
case TypeChar: printf("%c", args[0].Char); break;
default:
ASSERT_UNREACHED();
}
return (Value){0};
}
static Value fn_print(Value *args) {
fn_put(args);
printf("\n");
return (Value){0};
}
static Value fn_int(Value *args) {
Value ret = {
.type.kind = TypeInt,
@@ -141,6 +148,7 @@ int main(int argc, const char **argv) {
print_toks(&tokens);
/* parse tokens into IR code */
BuiltinFunc funcs[] = {
{ .name = "put", .side_effects = true, .n_args = 1, .func = fn_put, },
{ .name = "print", .side_effects = true, .n_args = 1, .func = fn_print, },
{ .name = "int", .side_effects = false, .n_args = 1, .func = fn_int, },
{ .name = "float", .side_effects = false, .n_args = 1, .func = fn_float, },