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fun/src/test_opcodes.c

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C

/**
* This file is part of the Fun programming language.
* https://fun-lang.xyz/
*
* Copyright 2025 Johannes Findeisen <you@hanez.org>
* Licensed under the terms of the Apache-2.0 license.
* https://opensource.org/license/apache-2-0
*/
#include "vm.h"
#include "bytecode.h"
#include "value.h"
#include <stdio.h>
int main() {
VM vm;
vm_init(&vm);
Bytecode *bc = bytecode_new();
// Example: test OP_ADD
int c1 = bytecode_add_constant(bc, make_int(5));
int c2 = bytecode_add_constant(bc, make_int(3));
bytecode_add_instruction(bc, OP_LOAD_CONST, c1);
bytecode_add_instruction(bc, OP_LOAD_CONST, c2);
bytecode_add_instruction(bc, OP_ADD, 0);
bytecode_add_instruction(bc, OP_PRINT, 0);
printf("=== Bytecode dump ===\n");
for (int i = 0; i < bc->instr_count; ++i) {
Instruction instr = bc->instructions[i];
printf("instr %3d: opcode=%2d operand=%d\n", i, instr.op, instr.operand);
}
printf("=====================\n");
bytecode_dump(bc);
printf("=====================\n");
vm_run(&vm, bc);
printf("Output count: %d\n", vm.output_count);
for (int i = 0; i < vm.output_count; i++) {
printf("Output[%d] = ", i);
print_value(&vm.output[i]);
printf("\n");
}
vm_clear_output(&vm);
vm_free(&vm);
bytecode_free(bc);
return 0;
}