| #include <stdio.h> |
| #include <assert.h> |
| |
| #include "misc.h" |
| #include "mpconfig.h" |
| #include "qstr.h" |
| #include "bc0.h" |
| |
| #if MICROPY_DEBUG_PRINTERS |
| |
| #define DECODE_UINT { \ |
| unum = 0; \ |
| do { \ |
| unum = (unum << 7) + (*ip & 0x7f); \ |
| } while ((*ip++ & 0x80) != 0); \ |
| } |
| #define DECODE_ULABEL do { unum = (ip[0] | (ip[1] << 8)); ip += 2; } while (0) |
| #define DECODE_SLABEL do { unum = (ip[0] | (ip[1] << 8)) - 0x8000; ip += 2; } while (0) |
| #define DECODE_QSTR { \ |
| qstr = 0; \ |
| do { \ |
| qstr = (qstr << 7) + (*ip & 0x7f); \ |
| } while ((*ip++ & 0x80) != 0); \ |
| } |
| #define DECODE_PTR do { \ |
| ip = (byte*)(((machine_uint_t)ip + sizeof(machine_uint_t) - 1) & (~(sizeof(machine_uint_t) - 1))); /* align ip */ \ |
| unum = *(machine_uint_t*)ip; \ |
| ip += sizeof(machine_uint_t); \ |
| } while (0) |
| |
| void mp_byte_code_print2(const byte *ip, int len); |
| |
| void mp_byte_code_print(const byte *ip, int len) { |
| const byte *ip_start = ip; |
| |
| // get code info size |
| machine_uint_t code_info_size = ip[0] | (ip[1] << 8) | (ip[2] << 16) | (ip[3] << 24); |
| const byte *code_info = ip; |
| ip += code_info_size; |
| |
| // bytecode prelude: state size and exception stack size; 16 bit uints |
| { |
| uint n_state = ip[0] | (ip[1] << 8); |
| uint n_exc_stack = ip[2] | (ip[3] << 8); |
| ip += 4; |
| printf("(N_STATE %u)\n", n_state); |
| printf("(N_EXC_STACK %u)\n", n_exc_stack); |
| } |
| |
| // bytecode prelude: initialise closed over variables |
| { |
| uint n_local = *ip++; |
| printf("(NUM_LOCAL %u)\n", n_local); |
| for (; n_local > 0; n_local--) { |
| uint local_num = *ip++; |
| printf("(INIT_CELL %u)\n", local_num); |
| } |
| len -= ip - ip_start; |
| ip_start = ip; |
| } |
| |
| // print out line number info |
| { |
| qstr source_file = code_info[4] | (code_info[5] << 8) | (code_info[6] << 16) | (code_info[7] << 24); |
| qstr block_name = code_info[8] | (code_info[9] << 8) | (code_info[10] << 16) | (code_info[11] << 24); |
| printf("File %s, block %s\n", qstr_str(source_file), qstr_str(block_name)); |
| machine_int_t bc = (code_info + code_info_size) - ip; |
| machine_uint_t source_line = 1; |
| printf(" bc=" INT_FMT " line=" UINT_FMT "\n", bc, source_line); |
| for (const byte* ci = code_info + 12; *ci; ci++) { |
| bc += *ci & 31; |
| source_line += *ci >> 5; |
| printf(" bc=" INT_FMT " line=" UINT_FMT "\n", bc, source_line); |
| } |
| } |
| mp_byte_code_print2(ip, len - 0); |
| } |
| |
| void mp_byte_code_print2(const byte *ip, int len) { |
| const byte *ip_start = ip; |
| machine_uint_t unum; |
| qstr qstr; |
| while (ip - ip_start < len) { |
| printf("%02u ", (uint)(ip - ip_start)); |
| int op = *ip++; |
| switch (op) { |
| case MP_BC_LOAD_CONST_FALSE: |
| printf("LOAD_CONST_FALSE"); |
| break; |
| |
| case MP_BC_LOAD_CONST_NONE: |
| printf("LOAD_CONST_NONE"); |
| break; |
| |
| case MP_BC_LOAD_CONST_TRUE: |
| printf("LOAD_CONST_TRUE"); |
| break; |
| |
| case MP_BC_LOAD_CONST_ELLIPSIS: |
| printf("LOAD_CONST_ELLIPSIS"); |
| break; |
| |
| case MP_BC_LOAD_CONST_SMALL_INT: { |
| machine_int_t num = 0; |
| if ((ip[0] & 0x40) != 0) { |
| // Number is negative |
| num--; |
| } |
| do { |
| num = (num << 7) | (*ip & 0x7f); |
| } while ((*ip++ & 0x80) != 0); |
| printf("LOAD_CONST_SMALL_INT " INT_FMT, num); |
| break; |
| } |
| |
| case MP_BC_LOAD_CONST_INT: |
| DECODE_QSTR; |
| printf("LOAD_CONST_INT %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_CONST_DEC: |
| DECODE_QSTR; |
| printf("LOAD_CONST_DEC %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_CONST_BYTES: |
| DECODE_QSTR; |
| printf("LOAD_CONST_BYTES %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_CONST_STRING: |
| DECODE_QSTR; |
| printf("LOAD_CONST_STRING '%s'", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_NULL: |
| printf("LOAD_NULL"); |
| break; |
| |
| case MP_BC_LOAD_FAST_0: |
| printf("LOAD_FAST_0"); |
| break; |
| |
| case MP_BC_LOAD_FAST_1: |
| printf("LOAD_FAST_1"); |
| break; |
| |
| case MP_BC_LOAD_FAST_2: |
| printf("LOAD_FAST_2"); |
| break; |
| |
| case MP_BC_LOAD_FAST_N: |
| DECODE_UINT; |
| printf("LOAD_FAST_N " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_LOAD_DEREF: |
| DECODE_UINT; |
| printf("LOAD_DEREF " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_LOAD_NAME: |
| DECODE_QSTR; |
| printf("LOAD_NAME %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_GLOBAL: |
| DECODE_QSTR; |
| printf("LOAD_GLOBAL %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_ATTR: |
| DECODE_QSTR; |
| printf("LOAD_ATTR %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_METHOD: |
| DECODE_QSTR; |
| printf("LOAD_METHOD %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_LOAD_BUILD_CLASS: |
| printf("LOAD_BUILD_CLASS"); |
| break; |
| |
| case MP_BC_LOAD_SUBSCR: |
| printf("LOAD_SUBSCR"); |
| break; |
| |
| case MP_BC_STORE_FAST_0: |
| printf("STORE_FAST_0"); |
| break; |
| |
| case MP_BC_STORE_FAST_1: |
| printf("STORE_FAST_1"); |
| break; |
| |
| case MP_BC_STORE_FAST_2: |
| printf("STORE_FAST_2"); |
| break; |
| |
| case MP_BC_STORE_FAST_N: |
| DECODE_UINT; |
| printf("STORE_FAST_N " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_STORE_DEREF: |
| DECODE_UINT; |
| printf("STORE_DEREF " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_STORE_NAME: |
| DECODE_QSTR; |
| printf("STORE_NAME %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_STORE_GLOBAL: |
| DECODE_QSTR; |
| printf("STORE_GLOBAL %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_STORE_ATTR: |
| DECODE_QSTR; |
| printf("STORE_ATTR %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_STORE_SUBSCR: |
| printf("STORE_SUBSCR"); |
| break; |
| |
| case MP_BC_DELETE_FAST: |
| DECODE_UINT; |
| printf("DELETE_FAST " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_DELETE_DEREF: |
| DECODE_UINT; |
| printf("DELETE_DEREF " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_DELETE_NAME: |
| DECODE_QSTR; |
| printf("DELETE_NAME %s", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_DUP_TOP: |
| printf("DUP_TOP"); |
| break; |
| |
| case MP_BC_DUP_TOP_TWO: |
| printf("DUP_TOP_TWO"); |
| break; |
| |
| case MP_BC_POP_TOP: |
| printf("POP_TOP"); |
| break; |
| |
| case MP_BC_ROT_TWO: |
| printf("ROT_TWO"); |
| break; |
| |
| case MP_BC_ROT_THREE: |
| printf("ROT_THREE"); |
| break; |
| |
| case MP_BC_JUMP: |
| DECODE_SLABEL; |
| printf("JUMP " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_POP_JUMP_IF_TRUE: |
| DECODE_SLABEL; |
| printf("POP_JUMP_IF_TRUE " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_POP_JUMP_IF_FALSE: |
| DECODE_SLABEL; |
| printf("POP_JUMP_IF_FALSE " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_JUMP_IF_TRUE_OR_POP: |
| DECODE_SLABEL; |
| printf("JUMP_IF_TRUE_OR_POP " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_JUMP_IF_FALSE_OR_POP: |
| DECODE_SLABEL; |
| printf("JUMP_IF_FALSE_OR_POP " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_SETUP_WITH: |
| DECODE_ULABEL; // loop-like labels are always forward |
| printf("SETUP_WITH " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_WITH_CLEANUP: |
| printf("WITH_CLEANUP"); |
| break; |
| |
| case MP_BC_UNWIND_JUMP: |
| DECODE_SLABEL; |
| printf("UNWIND_JUMP " UINT_FMT " %d", ip + unum - ip_start, *ip); |
| ip += 1; |
| break; |
| |
| case MP_BC_SETUP_EXCEPT: |
| DECODE_ULABEL; // except labels are always forward |
| printf("SETUP_EXCEPT " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_SETUP_FINALLY: |
| DECODE_ULABEL; // except labels are always forward |
| printf("SETUP_FINALLY " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_END_FINALLY: |
| // if TOS is an exception, reraises the exception (3 values on TOS) |
| // if TOS is an integer, does something else |
| // if TOS is None, just pops it and continues |
| // else error |
| printf("END_FINALLY"); |
| break; |
| |
| case MP_BC_GET_ITER: |
| printf("GET_ITER"); |
| break; |
| |
| case MP_BC_FOR_ITER: |
| DECODE_ULABEL; // the jump offset if iteration finishes; for labels are always forward |
| printf("FOR_ITER " UINT_FMT, ip + unum - ip_start); |
| break; |
| |
| case MP_BC_POP_BLOCK: |
| // pops block and restores the stack |
| printf("POP_BLOCK"); |
| break; |
| |
| case MP_BC_POP_EXCEPT: |
| // pops block, checks it's an exception block, and restores the stack, saving the 3 exception values to local threadstate |
| printf("POP_EXCEPT"); |
| break; |
| |
| case MP_BC_NOT: |
| printf("NOT"); |
| break; |
| |
| case MP_BC_UNARY_OP: |
| unum = *ip++; |
| printf("UNARY_OP " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_BINARY_OP: |
| unum = *ip++; |
| printf("BINARY_OP " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_BUILD_TUPLE: |
| DECODE_UINT; |
| printf("BUILD_TUPLE " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_BUILD_LIST: |
| DECODE_UINT; |
| printf("BUILD_LIST " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_LIST_APPEND: |
| DECODE_UINT; |
| printf("LIST_APPEND " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_BUILD_MAP: |
| DECODE_UINT; |
| printf("BUILD_MAP " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_STORE_MAP: |
| printf("STORE_MAP"); |
| break; |
| |
| /* |
| case MP_BC_MAP_ADD: |
| DECODE_UINT; |
| // I think it's guaranteed by the compiler that sp[unum + 1] is a map |
| rt_store_map(sp[unum + 1], sp[0], sp[1]); |
| sp += 2; |
| break; |
| */ |
| |
| case MP_BC_BUILD_SET: |
| DECODE_UINT; |
| printf("BUILD_SET " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_SET_ADD: |
| DECODE_UINT; |
| printf("SET_ADD " UINT_FMT, unum); |
| break; |
| |
| #if MICROPY_ENABLE_SLICE |
| case MP_BC_BUILD_SLICE: |
| DECODE_UINT; |
| printf("BUILD_SLICE " UINT_FMT, unum); |
| break; |
| #endif |
| |
| case MP_BC_UNPACK_SEQUENCE: |
| DECODE_UINT; |
| printf("UNPACK_SEQUENCE " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_MAKE_FUNCTION: |
| DECODE_PTR; |
| printf("MAKE_FUNCTION " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_MAKE_FUNCTION_DEFARGS: |
| DECODE_PTR; |
| printf("MAKE_FUNCTION_DEFARGS " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_MAKE_CLOSURE: { |
| DECODE_PTR; |
| machine_uint_t n_closed_over = *ip++; |
| printf("MAKE_CLOSURE " UINT_FMT " " UINT_FMT, unum, n_closed_over); |
| break; |
| } |
| |
| case MP_BC_MAKE_CLOSURE_DEFARGS: { |
| DECODE_PTR; |
| machine_uint_t n_closed_over = *ip++; |
| printf("MAKE_CLOSURE_DEFARGS " UINT_FMT " " UINT_FMT, unum, n_closed_over); |
| break; |
| } |
| |
| case MP_BC_CALL_FUNCTION: |
| DECODE_UINT; |
| printf("CALL_FUNCTION n=" UINT_FMT " nkw=" UINT_FMT, unum & 0xff, (unum >> 8) & 0xff); |
| break; |
| |
| case MP_BC_CALL_FUNCTION_VAR_KW: |
| DECODE_UINT; |
| printf("CALL_FUNCTION_VAR_KW n=" UINT_FMT " nkw=" UINT_FMT, unum & 0xff, (unum >> 8) & 0xff); |
| break; |
| |
| case MP_BC_CALL_METHOD: |
| DECODE_UINT; |
| printf("CALL_METHOD n=" UINT_FMT " nkw=" UINT_FMT, unum & 0xff, (unum >> 8) & 0xff); |
| break; |
| |
| case MP_BC_CALL_METHOD_VAR_KW: |
| DECODE_UINT; |
| printf("CALL_METHOD_VAR_KW n=" UINT_FMT " nkw=" UINT_FMT, unum & 0xff, (unum >> 8) & 0xff); |
| break; |
| |
| case MP_BC_RETURN_VALUE: |
| printf("RETURN_VALUE"); |
| break; |
| |
| case MP_BC_RAISE_VARARGS: |
| unum = *ip++; |
| printf("RAISE_VARARGS " UINT_FMT, unum); |
| break; |
| |
| case MP_BC_YIELD_VALUE: |
| printf("YIELD_VALUE"); |
| break; |
| |
| case MP_BC_YIELD_FROM: |
| printf("YIELD_FROM"); |
| break; |
| |
| case MP_BC_IMPORT_NAME: |
| DECODE_QSTR; |
| printf("IMPORT_NAME '%s'", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_IMPORT_FROM: |
| DECODE_QSTR; |
| printf("IMPORT_FROM '%s'", qstr_str(qstr)); |
| break; |
| |
| case MP_BC_IMPORT_STAR: |
| printf("IMPORT_STAR"); |
| break; |
| |
| default: |
| printf("code %p, byte code 0x%02x not implemented\n", ip, op); |
| assert(0); |
| return; |
| } |
| printf("\n"); |
| } |
| } |
| |
| #endif // MICROPY_DEBUG_PRINTERS |