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micropython/py/emitbc.c

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#include <unistd.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "misc.h"
#include "lexer.h"
#include "machine.h"
#include "parse.h"
#include "compile.h"
#include "scope.h"
#include "runtime.h"
#include "emit.h"
#include "bc.h"
struct _emit_t {
pass_kind_t pass;
int next_label;
int stack_size;
bool last_emit_was_return_value;
scope_t *scope;
int max_num_labels;
uint *label_offsets;
uint code_offset;
uint code_size;
byte *code_base;
byte dummy_data[8];
};
uint emit_bc_get_code_size(emit_t* emit) {
return emit->code_size;
}
void* emit_bc_get_code(emit_t* emit) {
return emit->code_base;
}
static void emit_bc_set_native_types(emit_t *emit, bool do_native_types) {
}
static void emit_bc_start_pass(emit_t *emit, pass_kind_t pass, scope_t *scope) {
emit->pass = pass;
emit->next_label = 1;
emit->stack_size = 0;
emit->last_emit_was_return_value = false;
emit->scope = scope;
if (pass == PASS_1) {
scope->unique_code_id = rt_get_new_unique_code_id();
} else if (pass > PASS_1) {
if (emit->label_offsets == NULL) {
emit->label_offsets = m_new(uint, emit->max_num_labels);
}
if (pass == PASS_2) {
memset(emit->label_offsets, -1, emit->max_num_labels * sizeof(uint));
}
}
emit->code_offset = 0;
}
static void emit_bc_end_pass(emit_t *emit) {
// check stack is back to zero size
if (emit->stack_size != 0) {
printf("ERROR: stack size not back to zero; got %d\n", emit->stack_size);
}
if (emit->pass == PASS_1) {
// calculate number of labels need
if (emit->next_label > emit->max_num_labels) {
emit->max_num_labels = emit->next_label;
}
} else if (emit->pass == PASS_2) {
// calculate size of code in bytes
emit->code_size = emit->code_offset;
emit->code_base = m_new(byte, emit->code_size);
printf("code_size: %u\n", emit->code_size);
} else if (emit->pass == PASS_3) {
rt_assign_byte_code(emit->scope->unique_code_id, emit->code_base, emit->code_size, emit->scope->num_params);
}
}
// all functions must go through this one to emit bytes
static byte* emit_get_cur_to_write_bytes(emit_t* emit, int num_bytes_to_write) {
//printf("emit %d\n", num_bytes_to_write);
if (emit->pass < PASS_3) {
emit->code_offset += num_bytes_to_write;
return emit->dummy_data;
} else {
assert(emit->code_offset + num_bytes_to_write <= emit->code_size);
byte *c = emit->code_base + emit->code_offset;
emit->code_offset += num_bytes_to_write;
return c;
}
}
static void emit_write_byte_1(emit_t* emit, byte b1) {
byte* c = emit_get_cur_to_write_bytes(emit, 1);
c[0] = b1;
}
static void emit_write_byte_1_byte(emit_t* emit, byte b1, uint b2) {
assert((b2 & (~0xff)) == 0);
byte* c = emit_get_cur_to_write_bytes(emit, 2);
c[0] = b1;
c[1] = b2;
}
static void emit_write_byte_1_int(emit_t* emit, byte b1, int num) {
assert((num & (~0x7fff)) == 0 || (num & (~0x7fff)) == (~0x7fff));
byte* c = emit_get_cur_to_write_bytes(emit, 3);
c[0] = b1;
c[1] = num;
c[2] = num >> 8;
}
static void emit_write_byte_1_uint(emit_t* emit, byte b1, uint num) {
if (num <= 127) { // fits in 0x7f
// fit argument in single byte
byte* c = emit_get_cur_to_write_bytes(emit, 2);
c[0] = b1;
c[1] = num;
} else if (num <= 16383) { // fits in 0x3fff
// fit argument in two bytes
byte* c = emit_get_cur_to_write_bytes(emit, 3);
c[0] = b1;
c[1] = (num >> 8) | 0x80;
c[2] = num;
} else {
// larger numbers not implemented/supported
assert(0);
}
}
static void emit_write_byte_1_qstr(emit_t* emit, byte b1, qstr qstr) {
emit_write_byte_1_uint(emit, b1, qstr);
}
static void emit_write_byte_1_label(emit_t* emit, byte b1, int label) {
uint code_offset;
if (emit->pass < PASS_3) {
code_offset = 0;
} else {
code_offset = emit->label_offsets[label];
}
emit_write_byte_1_uint(emit, b1, code_offset);
}
bool emit_bc_last_emit_was_return_value(emit_t *emit) {
return emit->last_emit_was_return_value;
}
int emit_bc_get_stack_size(emit_t *emit) {
return emit->stack_size;
}
static void emit_bc_set_stack_size(emit_t *emit, int size) {
if (emit->pass > PASS_1) {
emit->stack_size = size;
}
}
static void emit_pre(emit_t *emit, int stack_size_delta) {
if (emit->pass > PASS_1) {
emit->stack_size += stack_size_delta;
if (emit->stack_size > emit->scope->stack_size) {
emit->scope->stack_size = emit->stack_size;
}
}
emit->last_emit_was_return_value = false;
}
static int emit_bc_label_new(emit_t *emit) {
return emit->next_label++;
}
static void emit_bc_label_assign(emit_t *emit, int l) {
emit_pre(emit, 0);
if (emit->pass > PASS_1) {
assert(l < emit->max_num_labels);
if (emit->pass == PASS_2) {
// assign label offset
assert(emit->label_offsets[l] == -1);
emit->label_offsets[l] = emit->code_offset;
} else if (emit->pass == PASS_3) {
// ensure label offset has not changed from PASS_2 to PASS_3
assert(emit->label_offsets[l] == emit->code_offset);
//printf("l%d: (at %d)\n", l, emit->code_offset);
}
}
}
static void emit_bc_import_name(emit_t *emit, qstr qstr) {
emit_pre(emit, -1);
emit_write_byte_1_qstr(emit, PYBC_IMPORT_NAME, qstr);
}
static void emit_bc_import_from(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
emit_write_byte_1_qstr(emit, PYBC_IMPORT_FROM, qstr);
}
static void emit_bc_import_star(emit_t *emit) {
emit_pre(emit, -1);
emit_write_byte_1(emit, PYBC_IMPORT_STAR);
}
static void emit_bc_load_const_tok(emit_t *emit, py_token_kind_t tok) {
emit_pre(emit, 1);
switch (tok) {
case PY_TOKEN_KW_FALSE: emit_write_byte_1(emit, PYBC_LOAD_CONST_FALSE); break;
case PY_TOKEN_KW_NONE: emit_write_byte_1(emit, PYBC_LOAD_CONST_NONE); break;
case PY_TOKEN_KW_TRUE: emit_write_byte_1(emit, PYBC_LOAD_CONST_TRUE); break;
default: assert(0);
}
}
static void emit_bc_load_const_small_int(emit_t *emit, int arg) {
emit_pre(emit, 1);
emit_write_byte_1_int(emit, PYBC_LOAD_CONST_SMALL_INT, arg);
}
static void emit_bc_load_const_int(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
emit_write_byte_1_qstr(emit, PYBC_LOAD_CONST_INT, qstr);
}
static void emit_bc_load_const_dec(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
emit_write_byte_1_qstr(emit, PYBC_LOAD_CONST_DEC, qstr);
}
static void emit_bc_load_const_id(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
emit_write_byte_1_qstr(emit, PYBC_LOAD_CONST_ID, qstr);
}
static void emit_bc_load_const_str(emit_t *emit, qstr qstr, bool bytes) {
emit_pre(emit, 1);
if (bytes) {
emit_write_byte_1_qstr(emit, PYBC_LOAD_CONST_BYTES, qstr);
} else {
emit_write_byte_1_qstr(emit, PYBC_LOAD_CONST_STRING, qstr);
}
}
static void emit_bc_load_const_verbatim_start(emit_t *emit) {
emit_pre(emit, 1);
assert(0);
}
static void emit_bc_load_const_verbatim_int(emit_t *emit, int val) {
assert(0);
}
static void emit_bc_load_const_verbatim_str(emit_t *emit, const char *str) {
assert(0);
}
static void emit_bc_load_const_verbatim_strn(emit_t *emit, const char *str, int len) {
assert(0);
}
static void emit_bc_load_const_verbatim_quoted_str(emit_t *emit, qstr qstr, bool bytes) {
assert(0);
}
static void emit_bc_load_const_verbatim_end(emit_t *emit) {
assert(0);
}
static void emit_bc_load_fast(emit_t *emit, qstr qstr, int local_num) {
assert(local_num >= 0);
emit_pre(emit, 1);
switch (local_num) {
case 0: emit_write_byte_1(emit, PYBC_LOAD_FAST_0); break;
case 1: emit_write_byte_1(emit, PYBC_LOAD_FAST_1); break;
case 2: emit_write_byte_1(emit, PYBC_LOAD_FAST_2); break;
default: emit_write_byte_1_uint(emit, PYBC_LOAD_FAST_N, local_num); break;
}
}
static void emit_bc_load_name(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
emit_write_byte_1_qstr(emit, PYBC_LOAD_NAME, qstr);
}
static void emit_bc_load_global(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
emit_write_byte_1_qstr(emit, PYBC_LOAD_GLOBAL, qstr);
}
static void emit_bc_load_deref(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
assert(0);
}
static void emit_bc_load_closure(emit_t *emit, qstr qstr) {
emit_pre(emit, 1);
assert(0);
}
static void emit_bc_load_attr(emit_t *emit, qstr qstr) {
emit_pre(emit, 0);
emit_write_byte_1_qstr(emit, PYBC_LOAD_ATTR, qstr);
}
static void emit_bc_load_method(emit_t *emit, qstr qstr) {
emit_pre(emit, 0);
emit_write_byte_1_qstr(emit, PYBC_LOAD_METHOD, qstr);
}
static void emit_bc_load_build_class(emit_t *emit) {
emit_pre(emit, 1);
emit_write_byte_1(emit, PYBC_LOAD_BUILD_CLASS);
}
static void emit_bc_store_fast(emit_t *emit, qstr qstr, int local_num) {
assert(local_num >= 0);
emit_pre(emit, -1);
switch (local_num) {
case 0: emit_write_byte_1(emit, PYBC_STORE_FAST_0); break;
case 1: emit_write_byte_1(emit, PYBC_STORE_FAST_1); break;
case 2: emit_write_byte_1(emit, PYBC_STORE_FAST_2); break;
default: emit_write_byte_1_uint(emit, PYBC_STORE_FAST_N, local_num); break;
}
}
static void emit_bc_store_name(emit_t *emit, qstr qstr) {
emit_pre(emit, -1);
emit_write_byte_1_qstr(emit, PYBC_STORE_NAME, qstr);
}
static void emit_bc_store_global(emit_t *emit, qstr qstr) {
emit_pre(emit, -1);
emit_write_byte_1_qstr(emit, PYBC_STORE_GLOBAL, qstr);
}
static void emit_bc_store_deref(emit_t *emit, qstr qstr) {
emit_pre(emit, -1);
assert(0);
}
static void emit_bc_store_attr(emit_t *emit, qstr qstr) {
emit_pre(emit, -2);
emit_write_byte_1_qstr(emit, PYBC_STORE_ATTR, qstr);
}
static void emit_bc_store_locals(emit_t *emit) {
emit_pre(emit, -1);
emit_write_byte_1(emit, PYBC_STORE_LOCALS);
}
static void emit_bc_store_subscr(emit_t *emit) {
emit_pre(emit, -3);
emit_write_byte_1(emit, PYBC_STORE_SUBSCR);
}
static void emit_bc_delete_fast(emit_t *emit, qstr qstr, int local_num) {
assert(local_num >= 0);
emit_pre(emit, 0);
emit_write_byte_1_uint(emit, PYBC_DELETE_FAST_N, local_num);
}
static void emit_bc_delete_name(emit_t *emit, qstr qstr) {
emit_pre(emit, 0);
emit_write_byte_1_qstr(emit, PYBC_DELETE_NAME, qstr);
}
static void emit_bc_delete_global(emit_t *emit, qstr qstr) {
emit_pre(emit, 0);
emit_write_byte_1_qstr(emit, PYBC_DELETE_GLOBAL, qstr);
}
static void emit_bc_delete_deref(emit_t *emit, qstr qstr) {
emit_pre(emit, 0);
emit_write_byte_1_qstr(emit, PYBC_DELETE_DEREF, qstr);
}
static void emit_bc_delete_attr(emit_t *emit, qstr qstr) {
emit_pre(emit, -1);
emit_write_byte_1_qstr(emit, PYBC_DELETE_ATTR, qstr);
}
static void emit_bc_delete_subscr(emit_t *emit) {
emit_pre(emit, -2);
emit_write_byte_1(emit, PYBC_DELETE_SUBSCR);
}
static void emit_bc_dup_top(emit_t *emit) {
emit_pre(emit, 1);
emit_write_byte_1(emit, PYBC_DUP_TOP);
}
static void emit_bc_dup_top_two(emit_t *emit) {
emit_pre(emit, 2);
emit_write_byte_1(emit, PYBC_DUP_TOP_TWO);
}
static void emit_bc_pop_top(emit_t *emit) {
emit_pre(emit, -1);
emit_write_byte_1(emit, PYBC_POP_TOP);
}
static void emit_bc_rot_two(emit_t *emit) {
emit_pre(emit, 0);
emit_write_byte_1(emit, PYBC_ROT_TWO);
}
static void emit_bc_rot_three(emit_t *emit) {
emit_pre(emit, 0);
emit_write_byte_1(emit, PYBC_ROT_THREE);
}
static void emit_bc_jump(emit_t *emit, int label) {
emit_pre(emit, 0);
emit_write_byte_1_label(emit, PYBC_JUMP, label);
}
static void emit_bc_pop_jump_if_true(emit_t *emit, int label) {
emit_pre(emit, -1);
emit_write_byte_1_label(emit, PYBC_POP_JUMP_IF_TRUE, label);
}
static void emit_bc_pop_jump_if_false(emit_t *emit, int label) {
emit_pre(emit, -1);
emit_write_byte_1_label(emit, PYBC_POP_JUMP_IF_FALSE, label);
}
static void emit_bc_jump_if_true_or_pop(emit_t *emit, int label) {
emit_pre(emit, -1);
emit_write_byte_1_label(emit, PYBC_JUMP_IF_TRUE_OR_POP, label);
}
static void emit_bc_jump_if_false_or_pop(emit_t *emit, int label) {
emit_pre(emit, -1);
emit_write_byte_1_label(emit, PYBC_JUMP_IF_FALSE_OR_POP, label);
}
static void emit_bc_setup_loop(emit_t *emit, int label) {
emit_pre(emit, 0);
emit_write_byte_1_label(emit, PYBC_SETUP_LOOP, label);
}
static void emit_bc_break_loop(emit_t *emit, int label) {
emit_pre(emit, 0);
emit_write_byte_1_label(emit, PYBC_BREAK_LOOP, label);
}
static void emit_bc_continue_loop(emit_t *emit, int label) {
emit_pre(emit, 0);
emit_write_byte_1_label(emit, PYBC_CONTINUE_LOOP, label);
}
static void emit_bc_setup_with(emit_t *emit, int label) {
emit_pre(emit, 7);
emit_write_byte_1_label(emit, PYBC_SETUP_WITH, label);
}
static void emit_bc_with_cleanup(emit_t *emit) {
emit_pre(emit, -7);
emit_write_byte_1(emit, PYBC_WITH_CLEANUP);
}
static void emit_bc_setup_except(emit_t *emit, int label) {
emit_pre(emit, 6);
emit_write_byte_1_label(emit, PYBC_SETUP_EXCEPT, label);
}
static void emit_bc_setup_finally(emit_t *emit, int label) {
emit_pre(emit, 6);
emit_write_byte_1_label(emit, PYBC_SETUP_FINALLY, label);
}
static void emit_bc_end_finally(emit_t *emit) {
emit_pre(emit, -1);
emit_write_byte_1(emit, PYBC_END_FINALLY);
}
static void emit_bc_get_iter(emit_t *emit) {
emit_pre(emit, 0);
emit_write_byte_1(emit, PYBC_GET_ITER);
}
static void emit_bc_for_iter(emit_t *emit, int label) {
emit_pre(emit, 1);
emit_write_byte_1_label(emit, PYBC_FOR_ITER, label);
}
static void emit_bc_for_iter_end(emit_t *emit) {
emit_pre(emit, -1);
}
static void emit_bc_pop_block(emit_t *emit) {
emit_pre(emit, 0);
emit_write_byte_1(emit, PYBC_POP_BLOCK);
}
static void emit_bc_pop_except(emit_t *emit) {
emit_pre(emit, 0);
emit_write_byte_1(emit, PYBC_POP_EXCEPT);
}
static void emit_bc_unary_op(emit_t *emit, rt_unary_op_t op) {
emit_pre(emit, 0);
emit_write_byte_1_byte(emit, PYBC_UNARY_OP, op);
}
static void emit_bc_binary_op(emit_t *emit, rt_binary_op_t op) {
emit_pre(emit, -1);
emit_write_byte_1_byte(emit, PYBC_BINARY_OP, op);
}
static void emit_bc_compare_op(emit_t *emit, rt_compare_op_t op) {
emit_pre(emit, -1);
emit_write_byte_1_byte(emit, PYBC_COMPARE_OP, op);
}
static void emit_bc_build_tuple(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, 1 - n_args);
emit_write_byte_1_uint(emit, PYBC_BUILD_TUPLE, n_args);
}
static void emit_bc_build_list(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, 1 - n_args);
emit_write_byte_1_uint(emit, PYBC_BUILD_LIST, n_args);
}
static void emit_bc_list_append(emit_t *emit, int list_stack_index) {
assert(list_stack_index >= 0);
emit_pre(emit, -1);
emit_write_byte_1_uint(emit, PYBC_LIST_APPEND, list_stack_index);
}
static void emit_bc_build_map(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, 1);
emit_write_byte_1_uint(emit, PYBC_BUILD_MAP, n_args);
}
static void emit_bc_store_map(emit_t *emit) {
emit_pre(emit, -2);
emit_write_byte_1(emit, PYBC_STORE_MAP);
}
static void emit_bc_map_add(emit_t *emit, int map_stack_index) {
assert(map_stack_index >= 0);
emit_pre(emit, -2);
emit_write_byte_1_uint(emit, PYBC_MAP_ADD, map_stack_index);
}
static void emit_bc_build_set(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, 1 - n_args);
emit_write_byte_1_uint(emit, PYBC_BUILD_SET, n_args);
}
static void emit_bc_set_add(emit_t *emit, int set_stack_index) {
assert(set_stack_index >= 0);
emit_pre(emit, -1);
emit_write_byte_1_uint(emit, PYBC_SET_ADD, set_stack_index);
}
static void emit_bc_build_slice(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, 1 - n_args);
emit_write_byte_1_uint(emit, PYBC_BUILD_SLICE, n_args);
}
static void emit_bc_unpack_sequence(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, -1 + n_args);
emit_write_byte_1_uint(emit, PYBC_UNPACK_SEQUENCE, n_args);
}
static void emit_bc_unpack_ex(emit_t *emit, int n_left, int n_right) {
assert(n_left >=0 && n_right >= 0);
emit_pre(emit, -1 + n_left + n_right + 1);
emit_write_byte_1_uint(emit, PYBC_UNPACK_EX, n_left | (n_right << 8));
}
static void emit_bc_make_function(emit_t *emit, scope_t *scope, int n_dict_params, int n_default_params) {
assert(n_default_params == 0 && n_dict_params == 0);
emit_pre(emit, 1);
emit_write_byte_1_uint(emit, PYBC_MAKE_FUNCTION, scope->unique_code_id);
}
static void emit_bc_make_closure(emit_t *emit, scope_t *scope, int n_dict_params, int n_default_params) {
assert(0);
emit_pre(emit, -2 - n_default_params - 2 * n_dict_params);
if (emit->pass == PASS_3) {
printf("MAKE_CLOSURE %d\n", (n_dict_params << 8) | n_default_params);
}
}
static void emit_bc_call_function(emit_t *emit, int n_positional, int n_keyword, bool have_star_arg, bool have_dbl_star_arg) {
int s = 0;
if (have_star_arg) {
s += 1;
}
if (have_dbl_star_arg) {
s += 1;
}
emit_pre(emit, -n_positional - 2 * n_keyword - s);
int op;
if (have_star_arg) {
if (have_dbl_star_arg) {
op = PYBC_CALL_FUNCTION_VAR_KW;
} else {
op = PYBC_CALL_FUNCTION_VAR;
}
} else {
if (have_dbl_star_arg) {
op = PYBC_CALL_FUNCTION_KW;
} else {
op = PYBC_CALL_FUNCTION;
}
}
emit_write_byte_1_uint(emit, op, (n_keyword << 8) | n_positional); // TODO make it 2 separate uints
}
static void emit_bc_call_method(emit_t *emit, int n_positional, int n_keyword, bool have_star_arg, bool have_dbl_star_arg) {
int s = 0;
if (have_star_arg) {
s += 1;
}
if (have_dbl_star_arg) {
s += 1;
}
emit_pre(emit, -n_positional - 2 * n_keyword - s);
int op;
if (have_star_arg) {
if (have_dbl_star_arg) {
op = PYBC_CALL_METHOD_VAR_KW;
} else {
op = PYBC_CALL_METHOD_VAR;
}
} else {
if (have_dbl_star_arg) {
op = PYBC_CALL_METHOD_KW;
} else {
op = PYBC_CALL_METHOD;
}
}
emit_write_byte_1_uint(emit, op, (n_keyword << 8) | n_positional); // TODO make it 2 separate uints
}
static void emit_bc_return_value(emit_t *emit) {
emit_pre(emit, -1);
emit->last_emit_was_return_value = true;
emit_write_byte_1(emit, PYBC_RETURN_VALUE);
}
static void emit_bc_raise_varargs(emit_t *emit, int n_args) {
assert(n_args >= 0);
emit_pre(emit, -n_args);
emit_write_byte_1_uint(emit, PYBC_RAISE_VARARGS, n_args);
}
static void emit_bc_yield_value(emit_t *emit) {
emit_pre(emit, 0);
if (emit->pass == PASS_2) {
emit->scope->flags |= SCOPE_FLAG_GENERATOR;
}
emit_write_byte_1(emit, PYBC_YIELD_VALUE);
}
static void emit_bc_yield_from(emit_t *emit) {
emit_pre(emit, -1);
if (emit->pass == PASS_2) {
emit->scope->flags |= SCOPE_FLAG_GENERATOR;
}
emit_write_byte_1(emit, PYBC_YIELD_FROM);
}
static const emit_method_table_t emit_bc_method_table = {
emit_bc_set_native_types,
emit_bc_start_pass,
emit_bc_end_pass,
emit_bc_last_emit_was_return_value,
emit_bc_get_stack_size,
emit_bc_set_stack_size,
emit_bc_label_new,
emit_bc_label_assign,
emit_bc_import_name,
emit_bc_import_from,
emit_bc_import_star,
emit_bc_load_const_tok,
emit_bc_load_const_small_int,
emit_bc_load_const_int,
emit_bc_load_const_dec,
emit_bc_load_const_id,
emit_bc_load_const_str,
emit_bc_load_const_verbatim_start,
emit_bc_load_const_verbatim_int,
emit_bc_load_const_verbatim_str,
emit_bc_load_const_verbatim_strn,
emit_bc_load_const_verbatim_quoted_str,
emit_bc_load_const_verbatim_end,
emit_bc_load_fast,
emit_bc_load_name,
emit_bc_load_global,
emit_bc_load_deref,
emit_bc_load_closure,
emit_bc_load_attr,
emit_bc_load_method,
emit_bc_load_build_class,
emit_bc_store_fast,
emit_bc_store_name,
emit_bc_store_global,
emit_bc_store_deref,
emit_bc_store_attr,
emit_bc_store_locals,
emit_bc_store_subscr,
emit_bc_delete_fast,
emit_bc_delete_name,
emit_bc_delete_global,
emit_bc_delete_deref,
emit_bc_delete_attr,
emit_bc_delete_subscr,
emit_bc_dup_top,
emit_bc_dup_top_two,
emit_bc_pop_top,
emit_bc_rot_two,
emit_bc_rot_three,
emit_bc_jump,
emit_bc_pop_jump_if_true,
emit_bc_pop_jump_if_false,
emit_bc_jump_if_true_or_pop,
emit_bc_jump_if_false_or_pop,
emit_bc_setup_loop,
emit_bc_break_loop,
emit_bc_continue_loop,
emit_bc_setup_with,
emit_bc_with_cleanup,
emit_bc_setup_except,
emit_bc_setup_finally,
emit_bc_end_finally,
emit_bc_get_iter,
emit_bc_for_iter,
emit_bc_for_iter_end,
emit_bc_pop_block,
emit_bc_pop_except,
emit_bc_unary_op,
emit_bc_binary_op,
emit_bc_compare_op,
emit_bc_build_tuple,
emit_bc_build_list,
emit_bc_list_append,
emit_bc_build_map,
emit_bc_store_map,
emit_bc_map_add,
emit_bc_build_set,
emit_bc_set_add,
emit_bc_build_slice,
emit_bc_unpack_sequence,
emit_bc_unpack_ex,
emit_bc_make_function,
emit_bc_make_closure,
emit_bc_call_function,
emit_bc_call_method,
emit_bc_return_value,
emit_bc_raise_varargs,
emit_bc_yield_value,
emit_bc_yield_from,
};
void emit_new_bc(emit_t **emit_out, const emit_method_table_t **emit_method_table_out) {
emit_t *emit = m_new(emit_t, 1);
emit->max_num_labels = 0;
emit->label_offsets = NULL;
emit->code_offset = 0;
emit->code_size = 0;
emit->code_base = NULL;
*emit_out = emit;
*emit_method_table_out = &emit_bc_method_table;
}
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