diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/inst.c | 37 | ||||
| -rw-r--r-- | src/inst.h | 5 |
2 files changed, 42 insertions, 0 deletions
@@ -168,6 +168,12 @@ void inst_write_bytecode(inst_t inst, darr_t *darr) } } +void insts_write_bytecode(inst_t *insts, size_t size, darr_t *darr) +{ + for (size_t i = 0; i < size; ++i) + inst_write_bytecode(insts[i], darr); +} + data_t read_type_from_darr(darr_t *darr, data_type_t type) { switch (type) @@ -225,3 +231,34 @@ inst_t inst_read_bytecode(darr_t *darr) return inst; } + +inst_t *insts_read_bytecode(darr_t *bytes, size_t *ret_size) +{ + *ret_size = 0; + darr_t instructions = {0}; + darr_init(&instructions, 0); + while (bytes->used < bytes->available) + { + inst_t instruction = inst_read_bytecode(bytes); + darr_append_bytes(&instructions, (byte *)&instruction, sizeof(instruction)); + } + *ret_size = instructions.used / sizeof(inst_t); + return (inst_t *)instructions.data; +} + +void insts_write_bytecode_file(inst_t *instructions, size_t size, FILE *fp) +{ + darr_t darr = {0}; + darr_init(&darr, 0); + insts_write_bytecode(instructions, size, &darr); + darr_write_file(&darr, fp); + free(darr.data); +} + +inst_t *insts_read_bytecode_file(FILE *fp, size_t *ret) +{ + darr_t darr = darr_read_file(fp); + inst_t *instructions = insts_read_bytecode(&darr, ret); + free(darr.data); + return instructions; +} @@ -57,10 +57,15 @@ void inst_print(inst_t, FILE *); size_t inst_bytecode_size(inst_t); void inst_write_bytecode(inst_t, darr_t *); +void insts_write_bytecode(inst_t *, size_t, darr_t *); // Here the dynamic array is a preloaded buffer of bytes, where // darr.available is the number of overall bytes and used is the // cursor (where we are in the buffer). inst_t inst_read_bytecode(darr_t *); +inst_t *insts_read_bytecode(darr_t *, size_t *); + +void insts_write_bytecode_file(inst_t *, size_t, FILE *); +inst_t *insts_read_bytecode_file(FILE *, size_t *); #define INST_BPUSH(BYTE) \ ((inst_t){.opcode = OP_PUSH_BYTE, .operand = DBYTE(BYTE)}) |