43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
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#include "bytecode.h"
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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Bytecode *bytecode_new(void) {
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Bytecode *bc = (Bytecode*)malloc(sizeof(Bytecode));
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bc->instructions = NULL;
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bc->instr_count = 0;
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bc->constants = NULL;
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bc->const_count = 0;
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return bc;
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}
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int bytecode_add_constant(Bytecode *bc, Value v) {
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bc->constants = (Value*)realloc(bc->constants, sizeof(Value) * (bc->const_count + 1));
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bc->constants[bc->const_count] = copy_value(&v);
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return bc->const_count++;
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}
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int bytecode_add_instruction(Bytecode *bc, OpCode op, int32_t operand) {
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bc->instructions = (Instruction*)realloc(bc->instructions, sizeof(Instruction) * (bc->instr_count + 1));
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bc->instructions[bc->instr_count].op = op;
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bc->instructions[bc->instr_count].operand = operand;
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return bc->instr_count++;
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}
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void bytecode_set_operand(Bytecode *bc, int idx, int32_t operand) {
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if (idx >= 0 && idx < bc->instr_count) {
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bc->instructions[idx].operand = operand;
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}
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}
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void bytecode_free(Bytecode *bc) {
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if (!bc) return;
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for (int i = 0; i < bc->const_count; ++i) {
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free_value(bc->constants[i]);
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}
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free(bc->constants);
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free(bc->instructions);
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free(bc);
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}
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