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cleanup and implementation of builtin functions

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This commit is contained in:
Alexander Acker 2024-10-08 17:17:10 +02:00
parent 78bb3321d8
commit 06f385d6b0
11 changed files with 621 additions and 302 deletions
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154
src/builtin-functions.c Normal file
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/*
* This code is part of the programming language flup
* flup comes with ABSOLUTELY NO WARRANTY and is licensed under AGPL-3.0 or later.
* Copyright (C) 2024 VegOwOtenks
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "builtin-functions.h"
#include "value.h"
#include <stdlib.h>
#include <stdio.h>
int BuiltinFunction_Equality(CallFrame* top_frame)
{
Value v1;
Value v2;
CallFrame_StackPop(top_frame, &v1);
if (CallFrame_StackPop(top_frame, &v2) != EXIT_SUCCESS) {
// TODO: Error message
return EXIT_FAILURE;
}
Value result;
result.type = VALUETYPE_BOOLEAN;
result.get.boolean = Value_Equal(&v1, &v2);
top_frame->instruction_pointer++;
return CallFrame_StackPush(top_frame, &result);
}
int BuiltinFunction_Plus(CallFrame* top_frame)
{
Value v1;
Value v2;
CallFrame_StackPop(top_frame, &v1);
if (CallFrame_StackPop(top_frame, &v2) != EXIT_SUCCESS) {
// TODO: Error message
return EXIT_FAILURE;
}
if (v1.type != v2.type) {
// TODO: Error message
return EXIT_FAILURE;
}
Value result;
result.type = v1.type;
switch (v1.type) {
case VALUETYPE_INT64:
result.get.i64 = v2.get.i64 + v1.get.i64;
break;
case VALUETYPE_DOUBLE:
result.get.f64 = v2.get.f64 + v1.get.f64;
break;
case VALUETYPE_BOOLEAN:
result.get.boolean = v2.get.boolean + v1.get.boolean;
break;
}
top_frame->instruction_pointer++;
return CallFrame_StackPush(top_frame, &result);
}
int BuiltinFunction_Minus(CallFrame* top_frame)
{
Value v1;
Value v2;
CallFrame_StackPop(top_frame, &v1);
if (CallFrame_StackPop(top_frame, &v2) != EXIT_SUCCESS) {
// TODO: Error message
return EXIT_FAILURE;
}
if (v1.type != v2.type) {
// TODO: Error message
return EXIT_FAILURE;
}
Value result;
result.type = v1.type;
switch (v1.type) {
case VALUETYPE_INT64:
result.get.i64 = v2.get.i64 - v1.get.i64;
break;
case VALUETYPE_DOUBLE:
result.get.f64 = v2.get.f64 - v1.get.f64;
break;
case VALUETYPE_BOOLEAN:
result.get.boolean = v2.get.boolean - v1.get.boolean;
break;
}
top_frame->instruction_pointer++;
return CallFrame_StackPush(top_frame, &result);
}
int BuiltinFunction_PrintLine(CallFrame* top_frame)
{
Value v1;
if (CallFrame_StackPop(top_frame, &v1) != EXIT_SUCCESS) {
return EXIT_FAILURE;
}
switch (v1.type) {
case VALUETYPE_INT64:
printf("%i\n", v1.get.i64);
break;
case VALUETYPE_DOUBLE:
printf("%f\n", v1.get.f64);
break;
case VALUETYPE_BOOLEAN:
if (v1.get.boolean) {
printf("true\n");
} else {
printf("false\n");
}
break;
}
return EXIT_SUCCESS;
}
int BuiltinFunction_Duplicate(CallFrame* top_frame)
{
Value v1;
if (CallFrame_StackPop(top_frame, &v1) != EXIT_SUCCESS) {
return EXIT_FAILURE;
}
if (CallFrame_StackPush(top_frame, &v1) || CallFrame_StackPush(top_frame, &v1)) {
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}