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py: Introduce and use constants for multi-opcode sizes.

pull/5120/head
Damien George 2019-09-12 12:19:49 +10:00
rodzic 1f7202d122
commit 870e900d02
4 zmienionych plików z 23 dodań i 14 usunięć
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7
py/bc0.h
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@ -58,6 +58,13 @@
// (0xe0) // OOOOOOOOOOOOOOOO
// (0xf0) // OOOOOOOOOO------
#define MP_BC_LOAD_CONST_SMALL_INT_MULTI_NUM (64)
#define MP_BC_LOAD_CONST_SMALL_INT_MULTI_EXCESS (16)
#define MP_BC_LOAD_FAST_MULTI_NUM (16)
#define MP_BC_STORE_FAST_MULTI_NUM (16)
#define MP_BC_UNARY_OP_MULTI_NUM (MP_UNARY_OP_NUM_BYTECODE)
#define MP_BC_BINARY_OP_MULTI_NUM (MP_BINARY_OP_NUM_BYTECODE)
#define MP_BC_LOAD_CONST_FALSE (MP_BC_BASE_BYTE_O + 0x00)
#define MP_BC_LOAD_CONST_NONE (MP_BC_BASE_BYTE_O + 0x01)
#define MP_BC_LOAD_CONST_TRUE (MP_BC_BASE_BYTE_O + 0x02)

6
py/emitbc.c
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@ -539,8 +539,10 @@ void mp_emit_bc_load_const_tok(emit_t *emit, mp_token_kind_t tok) {
}
void mp_emit_bc_load_const_small_int(emit_t *emit, mp_int_t arg) {
if (-16 <= arg && arg <= 47) {
emit_write_bytecode_byte(emit, 1, MP_BC_LOAD_CONST_SMALL_INT_MULTI + 16 + arg);
if (-MP_BC_LOAD_CONST_SMALL_INT_MULTI_EXCESS <= arg
&& arg < MP_BC_LOAD_CONST_SMALL_INT_MULTI_NUM - MP_BC_LOAD_CONST_SMALL_INT_MULTI_EXCESS) {
emit_write_bytecode_byte(emit, 1,
MP_BC_LOAD_CONST_SMALL_INT_MULTI + MP_BC_LOAD_CONST_SMALL_INT_MULTI_EXCESS + arg);
} else {
emit_write_bytecode_byte_int(emit, 1, MP_BC_LOAD_CONST_SMALL_INT, arg);
}

14
py/vm.c
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@ -1278,7 +1278,7 @@ yield:
#if MICROPY_OPT_COMPUTED_GOTO
ENTRY(MP_BC_LOAD_CONST_SMALL_INT_MULTI):
PUSH(MP_OBJ_NEW_SMALL_INT((mp_int_t)ip[-1] - MP_BC_LOAD_CONST_SMALL_INT_MULTI - 16));
PUSH(MP_OBJ_NEW_SMALL_INT((mp_int_t)ip[-1] - MP_BC_LOAD_CONST_SMALL_INT_MULTI - MP_BC_LOAD_CONST_SMALL_INT_MULTI_EXCESS));
DISPATCH();
ENTRY(MP_BC_LOAD_FAST_MULTI):
@ -1306,19 +1306,19 @@ yield:
MARK_EXC_IP_SELECTIVE();
#else
ENTRY_DEFAULT:
if (ip[-1] < MP_BC_LOAD_CONST_SMALL_INT_MULTI + 64) {
PUSH(MP_OBJ_NEW_SMALL_INT((mp_int_t)ip[-1] - MP_BC_LOAD_CONST_SMALL_INT_MULTI - 16));
if (ip[-1] < MP_BC_LOAD_CONST_SMALL_INT_MULTI + MP_BC_LOAD_CONST_SMALL_INT_MULTI_NUM) {
PUSH(MP_OBJ_NEW_SMALL_INT((mp_int_t)ip[-1] - MP_BC_LOAD_CONST_SMALL_INT_MULTI - MP_BC_LOAD_CONST_SMALL_INT_MULTI_EXCESS));
DISPATCH();
} else if (ip[-1] < MP_BC_LOAD_FAST_MULTI + 16) {
} else if (ip[-1] < MP_BC_LOAD_FAST_MULTI + MP_BC_LOAD_FAST_MULTI_NUM) {
obj_shared = fastn[MP_BC_LOAD_FAST_MULTI - (mp_int_t)ip[-1]];
goto load_check;
} else if (ip[-1] < MP_BC_STORE_FAST_MULTI + 16) {
} else if (ip[-1] < MP_BC_STORE_FAST_MULTI + MP_BC_STORE_FAST_MULTI_NUM) {
fastn[MP_BC_STORE_FAST_MULTI - (mp_int_t)ip[-1]] = POP();
DISPATCH();
} else if (ip[-1] < MP_BC_UNARY_OP_MULTI + MP_UNARY_OP_NUM_BYTECODE) {
} else if (ip[-1] < MP_BC_UNARY_OP_MULTI + MP_BC_UNARY_OP_MULTI_NUM) {
SET_TOP(mp_unary_op(ip[-1] - MP_BC_UNARY_OP_MULTI, TOP()));
DISPATCH();
} else if (ip[-1] < MP_BC_BINARY_OP_MULTI + MP_BINARY_OP_NUM_BYTECODE) {
} else if (ip[-1] < MP_BC_BINARY_OP_MULTI + MP_BC_BINARY_OP_MULTI_NUM) {
mp_obj_t rhs = POP();
mp_obj_t lhs = TOP();
SET_TOP(mp_binary_op(ip[-1] - MP_BC_BINARY_OP_MULTI, lhs, rhs));

10
py/vmentrytable.h
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@ -105,11 +105,11 @@ static const void *const entry_table[256] = {
[MP_BC_IMPORT_NAME] = &&entry_MP_BC_IMPORT_NAME,
[MP_BC_IMPORT_FROM] = &&entry_MP_BC_IMPORT_FROM,
[MP_BC_IMPORT_STAR] = &&entry_MP_BC_IMPORT_STAR,
[MP_BC_LOAD_CONST_SMALL_INT_MULTI ... MP_BC_LOAD_CONST_SMALL_INT_MULTI + 63] = &&entry_MP_BC_LOAD_CONST_SMALL_INT_MULTI,
[MP_BC_LOAD_FAST_MULTI ... MP_BC_LOAD_FAST_MULTI + 15] = &&entry_MP_BC_LOAD_FAST_MULTI,
[MP_BC_STORE_FAST_MULTI ... MP_BC_STORE_FAST_MULTI + 15] = &&entry_MP_BC_STORE_FAST_MULTI,
[MP_BC_UNARY_OP_MULTI ... MP_BC_UNARY_OP_MULTI + MP_UNARY_OP_NUM_BYTECODE - 1] = &&entry_MP_BC_UNARY_OP_MULTI,
[MP_BC_BINARY_OP_MULTI ... MP_BC_BINARY_OP_MULTI + MP_BINARY_OP_NUM_BYTECODE - 1] = &&entry_MP_BC_BINARY_OP_MULTI,
[MP_BC_LOAD_CONST_SMALL_INT_MULTI ... MP_BC_LOAD_CONST_SMALL_INT_MULTI + MP_BC_LOAD_CONST_SMALL_INT_MULTI_NUM - 1] = &&entry_MP_BC_LOAD_CONST_SMALL_INT_MULTI,
[MP_BC_LOAD_FAST_MULTI ... MP_BC_LOAD_FAST_MULTI + MP_BC_LOAD_FAST_MULTI_NUM - 1] = &&entry_MP_BC_LOAD_FAST_MULTI,
[MP_BC_STORE_FAST_MULTI ... MP_BC_STORE_FAST_MULTI + MP_BC_STORE_FAST_MULTI_NUM - 1] = &&entry_MP_BC_STORE_FAST_MULTI,
[MP_BC_UNARY_OP_MULTI ... MP_BC_UNARY_OP_MULTI + MP_BC_UNARY_OP_MULTI_NUM - 1] = &&entry_MP_BC_UNARY_OP_MULTI,
[MP_BC_BINARY_OP_MULTI ... MP_BC_BINARY_OP_MULTI + MP_BC_BINARY_OP_MULTI_NUM - 1] = &&entry_MP_BC_BINARY_OP_MULTI,
};
#if __clang__