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py: Tidy up BINARY_OPs; negation done by special NOT bytecode. 

IS_NOT and NOT_IN are now compiled to IS + NOT and IN + NOT, with a new
special NOT bytecode.
This commit is contained in:
Damien George 2014-02-01 23:04:09 +00:00
parent 7e5fb24e3b
commit 9aa2a527b5
17 changed files with 144 additions and 135 deletions
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5
py/bc0.h
View File

@ -63,8 +63,9 @@
#define MP_BC_POP_EXCEPT (0x55)
#define MP_BC_UNWIND_JUMP (0x56) // rel byte code offset, 16-bit signed, in excess; then a byte
#define MP_BC_UNARY_OP (0x60) // byte
#define MP_BC_BINARY_OP (0x61) // byte
#define MP_BC_NOT (0x60)
#define MP_BC_UNARY_OP (0x61) // byte
#define MP_BC_BINARY_OP (0x62) // byte
#define MP_BC_BUILD_TUPLE (0x70) // uint
#define MP_BC_BUILD_LIST (0x71) // uint

42
py/compile.c
View File

@ -1466,9 +1466,9 @@ void compile_for_stmt_optimised_range(compiler_t *comp, mp_parse_node_t pn_var,
compile_node(comp, pn_var);
compile_node(comp, pn_end);
if (MP_PARSE_NODE_LEAF_ARG(pn_step) >= 0) {
EMIT_ARG(binary_op, RT_COMPARE_OP_LESS);
EMIT_ARG(binary_op, RT_BINARY_OP_LESS);
} else {
EMIT_ARG(binary_op, RT_COMPARE_OP_MORE);
EMIT_ARG(binary_op, RT_BINARY_OP_MORE);
}
EMIT_ARG(pop_jump_if_true, top_label);
@ -1605,7 +1605,7 @@ void compile_try_except(compiler_t *comp, mp_parse_node_t pn_body, int n_except,
}
EMIT(dup_top);
compile_node(comp, pns_exception_expr);
EMIT_ARG(binary_op, RT_COMPARE_OP_EXCEPTION_MATCH);
EMIT_ARG(binary_op, RT_BINARY_OP_EXCEPTION_MATCH);
EMIT_ARG(pop_jump_if_false, end_finally_label);
}
@ -1912,21 +1912,7 @@ void compile_and_test(compiler_t *comp, mp_parse_node_struct_t *pns) {
void compile_not_test_2(compiler_t *comp, mp_parse_node_struct_t *pns) {
compile_node(comp, pns->nodes[0]);
#if MICROPY_EMIT_CPYTHON
EMIT_ARG(unary_op, RT_UNARY_OP_NOT);
#else
// eliminate use of NOT byte code
int l_load_false = comp_next_label(comp);
int l_done = comp_next_label(comp);
int stack_size = EMIT(get_stack_size);
EMIT_ARG(pop_jump_if_true, l_load_false);
EMIT_ARG(load_const_tok, MP_TOKEN_KW_TRUE);
EMIT_ARG(jump, l_done);
EMIT_ARG(label_assign, l_load_false);
EMIT_ARG(load_const_tok, MP_TOKEN_KW_FALSE);
EMIT_ARG(label_assign, l_done);
EMIT_ARG(set_stack_size, stack_size); // force stack size since it counts 1 pop and 2 pushes statically, but really it's 1 pop and 1 push dynamically
#endif
}
void compile_comparison(compiler_t *comp, mp_parse_node_struct_t *pns) {
@ -1947,26 +1933,26 @@ void compile_comparison(compiler_t *comp, mp_parse_node_struct_t *pns) {
if (MP_PARSE_NODE_IS_TOKEN(pns->nodes[i])) {
rt_binary_op_t op;
switch (MP_PARSE_NODE_LEAF_ARG(pns->nodes[i])) {
case MP_TOKEN_OP_LESS: op = RT_COMPARE_OP_LESS; break;
case MP_TOKEN_OP_MORE: op = RT_COMPARE_OP_MORE; break;
case MP_TOKEN_OP_DBL_EQUAL: op = RT_COMPARE_OP_EQUAL; break;
case MP_TOKEN_OP_LESS_EQUAL: op = RT_COMPARE_OP_LESS_EQUAL; break;
case MP_TOKEN_OP_MORE_EQUAL: op = RT_COMPARE_OP_MORE_EQUAL; break;
case MP_TOKEN_OP_NOT_EQUAL: op = RT_COMPARE_OP_NOT_EQUAL; break;
case MP_TOKEN_KW_IN: op = RT_COMPARE_OP_IN; break;
default: assert(0); op = RT_COMPARE_OP_LESS; // shouldn't happen
case MP_TOKEN_OP_LESS: op = RT_BINARY_OP_LESS; break;
case MP_TOKEN_OP_MORE: op = RT_BINARY_OP_MORE; break;
case MP_TOKEN_OP_DBL_EQUAL: op = RT_BINARY_OP_EQUAL; break;
case MP_TOKEN_OP_LESS_EQUAL: op = RT_BINARY_OP_LESS_EQUAL; break;
case MP_TOKEN_OP_MORE_EQUAL: op = RT_BINARY_OP_MORE_EQUAL; break;
case MP_TOKEN_OP_NOT_EQUAL: op = RT_BINARY_OP_NOT_EQUAL; break;
case MP_TOKEN_KW_IN: op = RT_BINARY_OP_IN; break;
default: assert(0); op = RT_BINARY_OP_LESS; // shouldn't happen
}
EMIT_ARG(binary_op, op);
} else if (MP_PARSE_NODE_IS_STRUCT(pns->nodes[i])) {
mp_parse_node_struct_t *pns2 = (mp_parse_node_struct_t*)pns->nodes[i];
int kind = MP_PARSE_NODE_STRUCT_KIND(pns2);
if (kind == PN_comp_op_not_in) {
EMIT_ARG(binary_op, RT_COMPARE_OP_NOT_IN);
EMIT_ARG(binary_op, RT_BINARY_OP_NOT_IN);
} else if (kind == PN_comp_op_is) {
if (MP_PARSE_NODE_IS_NULL(pns2->nodes[0])) {
EMIT_ARG(binary_op, RT_COMPARE_OP_IS);
EMIT_ARG(binary_op, RT_BINARY_OP_IS);
} else {
EMIT_ARG(binary_op, RT_COMPARE_OP_IS_NOT);
EMIT_ARG(binary_op, RT_BINARY_OP_IS_NOT);
}
} else {
// shouldn't happen

23
py/emitbc.c
View File

@ -600,13 +600,32 @@ static void emit_bc_pop_except(emit_t *emit) {
}
static void emit_bc_unary_op(emit_t *emit, rt_unary_op_t op) {
emit_pre(emit, 0);
emit_write_byte_code_byte_byte(emit, MP_BC_UNARY_OP, op);
if (op == RT_UNARY_OP_NOT) {
emit_pre(emit, 0);
emit_write_byte_code_byte_byte(emit, MP_BC_UNARY_OP, RT_UNARY_OP_BOOL);
emit_pre(emit, 0);
emit_write_byte_code_byte(emit, MP_BC_NOT);
} else {
emit_pre(emit, 0);
emit_write_byte_code_byte_byte(emit, MP_BC_UNARY_OP, op);
}
}
static void emit_bc_binary_op(emit_t *emit, rt_binary_op_t op) {
bool invert = false;
if (op == RT_BINARY_OP_NOT_IN) {
invert = true;
op = RT_BINARY_OP_IN;
} else if (op == RT_BINARY_OP_IS_NOT) {
invert = true;
op = RT_BINARY_OP_IS;
}
emit_pre(emit, -1);
emit_write_byte_code_byte_byte(emit, MP_BC_BINARY_OP, op);
if (invert) {
emit_pre(emit, 0);
emit_write_byte_code_byte(emit, MP_BC_NOT);
}
}
static void emit_bc_build_tuple(emit_t *emit, int n_args) {

24
py/emitcpy.c
View File

@ -545,10 +545,10 @@ static void emit_cpy_unary_op(emit_t *emit, rt_unary_op_t op) {
emit_pre(emit, 0, 1);
if (emit->pass == PASS_3) {
switch (op) {
case RT_UNARY_OP_NOT: printf("UNARY_NOT\n"); break;
case RT_UNARY_OP_POSITIVE: printf("UNARY_POSITIVE\n"); break;
case RT_UNARY_OP_NEGATIVE: printf("UNARY_NEGATIVE\n"); break;
case RT_UNARY_OP_INVERT: printf("UNARY_INVERT\n"); break;
case RT_UNARY_OP_NOT: printf("UNARY_NOT\n"); break;
default: assert(0);
}
}
@ -589,17 +589,17 @@ static void emit_cpy_binary_op(emit_t *emit, rt_binary_op_t op) {
case RT_BINARY_OP_INPLACE_TRUE_DIVIDE: printf("INPLACE_TRUE_DIVIDE\n"); break;
case RT_BINARY_OP_INPLACE_MODULO: printf("INPLACE_MODULO\n"); break;
case RT_BINARY_OP_INPLACE_POWER: printf("INPLACE_POWER\n"); break;
case RT_COMPARE_OP_LESS: printf("COMPARE_OP <\n"); break;
case RT_COMPARE_OP_MORE: printf("COMPARE_OP >\n"); break;
case RT_COMPARE_OP_EQUAL: printf("COMPARE_OP ==\n"); break;
case RT_COMPARE_OP_LESS_EQUAL: printf("COMPARE_OP <=\n"); break;
case RT_COMPARE_OP_MORE_EQUAL: printf("COMPARE_OP >=\n"); break;
case RT_COMPARE_OP_NOT_EQUAL: printf("COMPARE_OP !=\n"); break;
case RT_COMPARE_OP_IN: printf("COMPARE_OP in\n"); break;
case RT_COMPARE_OP_NOT_IN: printf("COMPARE_OP not in\n"); break;
case RT_COMPARE_OP_IS: printf("COMPARE_OP is\n"); break;
case RT_COMPARE_OP_IS_NOT: printf("COMPARE_OP is not\n"); break;
case RT_COMPARE_OP_EXCEPTION_MATCH: printf("COMPARE_OP exception match\n"); break;
case RT_BINARY_OP_LESS: printf("COMPARE_OP <\n"); break;
case RT_BINARY_OP_MORE: printf("COMPARE_OP >\n"); break;
case RT_BINARY_OP_EQUAL: printf("COMPARE_OP ==\n"); break;
case RT_BINARY_OP_LESS_EQUAL: printf("COMPARE_OP <=\n"); break;
case RT_BINARY_OP_MORE_EQUAL: printf("COMPARE_OP >=\n"); break;
case RT_BINARY_OP_NOT_EQUAL: printf("COMPARE_OP !=\n"); break;
case RT_BINARY_OP_IN: printf("COMPARE_OP in\n"); break;
case RT_BINARY_OP_IS: printf("COMPARE_OP is\n"); break;
case RT_BINARY_OP_EXCEPTION_MATCH: printf("COMPARE_OP exception match\n"); break;
case RT_BINARY_OP_NOT_IN: printf("COMPARE_OP not in\n"); break;
case RT_BINARY_OP_IS_NOT: printf("COMPARE_OP is not\n"); break;
default: assert(0);
}
}

2
py/emitnative.c
View File

@ -1017,7 +1017,7 @@ static void emit_native_binary_op(emit_t *emit, rt_binary_op_t op) {
asm_thumb_add_reg_reg_reg(emit->as, REG_ARG_2, REG_ARG_2, REG_ARG_3);
#endif
emit_post_push_reg(emit, VTYPE_INT, REG_ARG_2);
} else if (op == RT_COMPARE_OP_LESS) {
} else if (op == RT_BINARY_OP_LESS) {
#if N_X64
asm_x64_xor_r64_to_r64(emit->as, REG_RET, REG_RET);
asm_x64_cmp_r64_with_r64(emit->as, REG_ARG_3, REG_ARG_2);

4
py/obj.c
View File

@ -116,7 +116,7 @@ bool mp_obj_equal(mp_obj_t o1, mp_obj_t o2) {
// If o2 is long int, dispatch to its virtual methods
mp_obj_base_t *o = o2;
if (o->type->binary_op != NULL) {
mp_obj_t r = o->type->binary_op(RT_COMPARE_OP_EQUAL, o2, o1);
mp_obj_t r = o->type->binary_op(RT_BINARY_OP_EQUAL, o2, o1);
return r == mp_const_true ? true : false;
}
}
@ -127,7 +127,7 @@ bool mp_obj_equal(mp_obj_t o1, mp_obj_t o2) {
} else {
mp_obj_base_t *o = o1;
if (o->type->binary_op != NULL) {
mp_obj_t r = o->type->binary_op(RT_COMPARE_OP_EQUAL, o1, o2);
mp_obj_t r = o->type->binary_op(RT_BINARY_OP_EQUAL, o1, o2);
if (r != MP_OBJ_NULL) {
return r == mp_const_true ? true : false;
}

7
py/objdict.c
View File

@ -65,11 +65,10 @@ static mp_obj_t dict_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
return elem->value;
}
}
case RT_COMPARE_OP_IN:
case RT_COMPARE_OP_NOT_IN:
case RT_BINARY_OP_IN:
{
mp_map_elem_t *elem = mp_map_lookup(&o->map, rhs_in, MP_MAP_LOOKUP);
return MP_BOOL((op == RT_COMPARE_OP_IN) ^ (elem == NULL));
return MP_BOOL(elem != NULL);
}
default:
// op not supported
@ -380,7 +379,7 @@ static mp_obj_t dict_view_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
/* only supported for the 'keys' kind until sets and dicts are refactored */
mp_obj_dict_view_t *o = lhs_in;
if (o->kind != MP_DICT_VIEW_KEYS) return NULL;
if (op != RT_COMPARE_OP_IN && op != RT_COMPARE_OP_NOT_IN) return NULL;
if (op != RT_BINARY_OP_IN) return NULL;
return dict_binary_op(op, o->dict, rhs_in);
}

8
py/objfloat.c
View File

@ -101,10 +101,10 @@ mp_obj_t mp_obj_float_binary_op(int op, mp_float_t lhs_val, mp_obj_t rhs_in) {
case RT_BINARY_OP_TRUE_DIVIDE:
case RT_BINARY_OP_INPLACE_TRUE_DIVIDE: lhs_val /= rhs_val; break;
case RT_COMPARE_OP_LESS: return MP_BOOL(lhs_val < rhs_val);
case RT_COMPARE_OP_MORE: return MP_BOOL(lhs_val > rhs_val);
case RT_COMPARE_OP_LESS_EQUAL: return MP_BOOL(lhs_val <= rhs_val);
case RT_COMPARE_OP_MORE_EQUAL: return MP_BOOL(lhs_val >= rhs_val);
case RT_BINARY_OP_LESS: return MP_BOOL(lhs_val < rhs_val);
case RT_BINARY_OP_MORE: return MP_BOOL(lhs_val > rhs_val);
case RT_BINARY_OP_LESS_EQUAL: return MP_BOOL(lhs_val <= rhs_val);
case RT_BINARY_OP_MORE_EQUAL: return MP_BOOL(lhs_val >= rhs_val);
return NULL; // op not supported
}

12
py/objint_longlong.c
View File

@ -103,17 +103,17 @@ mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
case RT_BINARY_OP_INPLACE_RSHIFT:
lhs->val >>= (int)rhs_val; return lhs;
case RT_COMPARE_OP_LESS:
case RT_BINARY_OP_LESS:
return MP_BOOL(lhs->val < rhs_val);
case RT_COMPARE_OP_MORE:
case RT_BINARY_OP_MORE:
return MP_BOOL(lhs->val > rhs_val);
case RT_COMPARE_OP_LESS_EQUAL:
case RT_BINARY_OP_LESS_EQUAL:
return MP_BOOL(lhs->val <= rhs_val);
case RT_COMPARE_OP_MORE_EQUAL:
case RT_BINARY_OP_MORE_EQUAL:
return MP_BOOL(lhs->val >= rhs_val);
case RT_COMPARE_OP_EQUAL:
case RT_BINARY_OP_EQUAL:
return MP_BOOL(lhs->val == rhs_val);
case RT_COMPARE_OP_NOT_EQUAL:
case RT_BINARY_OP_NOT_EQUAL:
return MP_BOOL(lhs->val != rhs_val);
default:

32
py/objlist.c
View File

@ -67,7 +67,7 @@ static mp_obj_t list_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp
return NULL;
}
// Don't pass RT_COMPARE_OP_NOT_EQUAL here
// Don't pass RT_BINARY_OP_NOT_EQUAL here
static bool list_cmp_helper(int op, mp_obj_t self_in, mp_obj_t another_in) {
assert(MP_OBJ_IS_TYPE(self_in, &list_type));
if (!MP_OBJ_IS_TYPE(another_in, &list_type)) {
@ -75,19 +75,19 @@ static bool list_cmp_helper(int op, mp_obj_t self_in, mp_obj_t another_in) {
}
mp_obj_list_t *self = self_in;
mp_obj_list_t *another = another_in;
if (op == RT_COMPARE_OP_EQUAL && self->len != another->len) {
if (op == RT_BINARY_OP_EQUAL && self->len != another->len) {
return false;
}
// Let's deal only with > & >=
if (op == RT_COMPARE_OP_LESS || op == RT_COMPARE_OP_LESS_EQUAL) {
if (op == RT_BINARY_OP_LESS || op == RT_BINARY_OP_LESS_EQUAL) {
mp_obj_t t = self;
self = another;
another = t;
if (op == RT_COMPARE_OP_LESS) {
op = RT_COMPARE_OP_MORE;
if (op == RT_BINARY_OP_LESS) {
op = RT_BINARY_OP_MORE;
} else {
op = RT_COMPARE_OP_MORE_EQUAL;
op = RT_BINARY_OP_MORE_EQUAL;
}
}
@ -96,7 +96,7 @@ static bool list_cmp_helper(int op, mp_obj_t self_in, mp_obj_t another_in) {
bool rel_status;
for (int i = 0; i < len; i++) {
eq_status = mp_obj_equal(self->items[i], another->items[i]);
if (op == RT_COMPARE_OP_EQUAL && !eq_status) {
if (op == RT_BINARY_OP_EQUAL && !eq_status) {
return false;
}
rel_status = (rt_binary_op(op, self->items[i], another->items[i]) == mp_const_true);
@ -113,7 +113,7 @@ static bool list_cmp_helper(int op, mp_obj_t self_in, mp_obj_t another_in) {
// ... then longer list length wins (we deal only with >)
return false;
}
} else if (op == RT_COMPARE_OP_MORE) {
} else if (op == RT_BINARY_OP_MORE) {
// Otherwise, if we have strict relation, equality means failure
return false;
}
@ -169,14 +169,14 @@ static mp_obj_t list_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
mp_seq_multiply(o->items, sizeof(*o->items), o->len, n, s->items);
return s;
}
case RT_COMPARE_OP_EQUAL:
case RT_COMPARE_OP_LESS:
case RT_COMPARE_OP_LESS_EQUAL:
case RT_COMPARE_OP_MORE:
case RT_COMPARE_OP_MORE_EQUAL:
case RT_BINARY_OP_EQUAL:
case RT_BINARY_OP_LESS:
case RT_BINARY_OP_LESS_EQUAL:
case RT_BINARY_OP_MORE:
case RT_BINARY_OP_MORE_EQUAL:
return MP_BOOL(list_cmp_helper(op, lhs, rhs));
case RT_COMPARE_OP_NOT_EQUAL:
return MP_BOOL(!list_cmp_helper(RT_COMPARE_OP_EQUAL, lhs, rhs));
case RT_BINARY_OP_NOT_EQUAL:
return MP_BOOL(!list_cmp_helper(RT_BINARY_OP_EQUAL, lhs, rhs));
default:
// op not supported
@ -237,7 +237,7 @@ static mp_obj_t list_pop(uint n_args, const mp_obj_t *args) {
// TODO make this conform to CPython's definition of sort
static void mp_quicksort(mp_obj_t *head, mp_obj_t *tail, mp_obj_t key_fn, bool reversed) {
int op = reversed ? RT_COMPARE_OP_MORE : RT_COMPARE_OP_LESS;
int op = reversed ? RT_BINARY_OP_MORE : RT_BINARY_OP_LESS;
while (head < tail) {
mp_obj_t *h = head - 1;
mp_obj_t *t = tail;

17
py/objset.c
View File

@ -396,24 +396,23 @@ static mp_obj_t set_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
return set_intersect(lhs, rhs);
case RT_BINARY_OP_INPLACE_SUBTRACT:
return set_diff(2, args);
case RT_COMPARE_OP_LESS:
case RT_BINARY_OP_LESS:
return set_issubset_proper(lhs, rhs);
case RT_COMPARE_OP_MORE:
case RT_BINARY_OP_MORE:
return set_issuperset_proper(lhs, rhs);
case RT_COMPARE_OP_EQUAL:
case RT_BINARY_OP_EQUAL:
return set_equal(lhs, rhs);
case RT_COMPARE_OP_LESS_EQUAL:
case RT_BINARY_OP_LESS_EQUAL:
return set_issubset(lhs, rhs);
case RT_COMPARE_OP_MORE_EQUAL:
case RT_BINARY_OP_MORE_EQUAL:
return set_issuperset(lhs, rhs);
case RT_COMPARE_OP_NOT_EQUAL:
case RT_BINARY_OP_NOT_EQUAL:
return MP_BOOL(set_equal(lhs, rhs) == mp_const_false);
case RT_COMPARE_OP_IN:
case RT_COMPARE_OP_NOT_IN:
case RT_BINARY_OP_IN:
{
mp_obj_set_t *o = lhs;
mp_obj_t elem = mp_set_lookup(&o->set, rhs, MP_MAP_LOOKUP);
return MP_BOOL((op == RT_COMPARE_OP_IN) ^ (elem == NULL));
return MP_BOOL(elem != NULL);
}
default:
// op not supported

5
py/objstr.c
View File

@ -168,12 +168,11 @@ mp_obj_t str_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
}
break;
case RT_COMPARE_OP_IN:
case RT_COMPARE_OP_NOT_IN:
case RT_BINARY_OP_IN:
/* NOTE `a in b` is `b.__contains__(a)` */
if (MP_OBJ_IS_STR(rhs_in)) {
GET_STR_DATA_LEN(rhs_in, rhs_data, rhs_len);
return MP_BOOL((op == RT_COMPARE_OP_IN) ^ (find_subbytes(lhs_data, lhs_len, rhs_data, rhs_len) == NULL));
return MP_BOOL(find_subbytes(lhs_data, lhs_len, rhs_data, rhs_len) != NULL);
}
break;

21
py/objtype.c
View File

@ -117,6 +117,7 @@ static mp_obj_t class_make_new(mp_obj_t self_in, uint n_args, uint n_kw, const m
}
static const qstr unary_op_method_name[] = {
[RT_UNARY_OP_NOT] = MP_QSTR_, // don't need to implement this
[RT_UNARY_OP_BOOL] = MP_QSTR___bool__,
[RT_UNARY_OP_LEN] = MP_QSTR___len__,
//[RT_UNARY_OP_POSITIVE,
@ -168,18 +169,16 @@ static const qstr binary_op_method_name[] = {
RT_BINARY_OP_INPLACE_TRUE_DIVIDE,
RT_BINARY_OP_INPLACE_MODULO,
RT_BINARY_OP_INPLACE_POWER,
RT_COMPARE_OP_LESS,
RT_COMPARE_OP_MORE,
RT_COMPARE_OP_EQUAL,
RT_COMPARE_OP_LESS_EQUAL,
RT_COMPARE_OP_MORE_EQUAL,
RT_COMPARE_OP_NOT_EQUAL,
RT_COMPARE_OP_IN,
RT_COMPARE_OP_NOT_IN,
RT_COMPARE_OP_IS,
RT_COMPARE_OP_IS_NOT,
RT_BINARY_OP_LESS,
RT_BINARY_OP_MORE,
RT_BINARY_OP_EQUAL,
RT_BINARY_OP_LESS_EQUAL,
RT_BINARY_OP_MORE_EQUAL,
RT_BINARY_OP_NOT_EQUAL,
RT_BINARY_OP_IN,
RT_BINARY_OP_IS,
*/
[RT_COMPARE_OP_EXCEPTION_MATCH] = MP_QSTR_, // not implemented, used to make sure array has full size
[RT_BINARY_OP_EXCEPTION_MATCH] = MP_QSTR_, // not implemented, used to make sure array has full size
};
static mp_obj_t class_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {

34
py/runtime.c
View File

@ -478,6 +478,7 @@ void rt_store_global(qstr qstr, mp_obj_t obj) {
mp_obj_t rt_unary_op(int op, mp_obj_t arg) {
DEBUG_OP_printf("unary %d %p\n", op, arg);
if (MP_OBJ_IS_SMALL_INT(arg)) {
mp_small_int_t val = MP_OBJ_SMALL_INT_VALUE(arg);
switch (op) {
@ -516,28 +517,23 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
// then fail
// note that list does not implement + or +=, so that inplace_concat is reached first for +=
// deal with is, is not
if (op == RT_COMPARE_OP_IS) {
// deal with is
if (op == RT_BINARY_OP_IS) {
// TODO: may need to handle strings specially, CPython appears to
// assume all strings are interned (so "is" == "==" for strings)
return MP_BOOL(lhs == rhs);
}
if (op == RT_COMPARE_OP_IS_NOT) {
// TODO: may need to handle strings specially, CPython appears to
// assume all strings are interned (so "is" == "==" for strings)
return MP_BOOL(lhs != rhs);
}
// deal with == and != for all types
if (op == RT_COMPARE_OP_EQUAL || op == RT_COMPARE_OP_NOT_EQUAL) {
if (op == RT_BINARY_OP_EQUAL || op == RT_BINARY_OP_NOT_EQUAL) {
if (mp_obj_equal(lhs, rhs)) {
if (op == RT_COMPARE_OP_EQUAL) {
if (op == RT_BINARY_OP_EQUAL) {
return mp_const_true;
} else {
return mp_const_false;
}
} else {
if (op == RT_COMPARE_OP_EQUAL) {
if (op == RT_BINARY_OP_EQUAL) {
return mp_const_false;
} else {
return mp_const_true;
@ -546,7 +542,7 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
}
// deal with exception_match for all types
if (op == RT_COMPARE_OP_EXCEPTION_MATCH) {
if (op == RT_BINARY_OP_EXCEPTION_MATCH) {
// TODO properly! at the moment it just compares the exception identifier for equality
if (MP_OBJ_IS_TYPE(lhs, &exception_type) && MP_OBJ_IS_TYPE(rhs, &exception_type)) {
if (mp_obj_exception_get_type(lhs) == mp_obj_exception_get_type(rhs)) {
@ -604,10 +600,10 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
lhs_val = ans;
break;
}
case RT_COMPARE_OP_LESS: return MP_BOOL(lhs_val < rhs_val); break;
case RT_COMPARE_OP_MORE: return MP_BOOL(lhs_val > rhs_val); break;
case RT_COMPARE_OP_LESS_EQUAL: return MP_BOOL(lhs_val <= rhs_val); break;
case RT_COMPARE_OP_MORE_EQUAL: return MP_BOOL(lhs_val >= rhs_val); break;
case RT_BINARY_OP_LESS: return MP_BOOL(lhs_val < rhs_val); break;
case RT_BINARY_OP_MORE: return MP_BOOL(lhs_val > rhs_val); break;
case RT_BINARY_OP_LESS_EQUAL: return MP_BOOL(lhs_val <= rhs_val); break;
case RT_BINARY_OP_MORE_EQUAL: return MP_BOOL(lhs_val >= rhs_val); break;
default: assert(0);
}
@ -625,12 +621,12 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
}
}
/* deal with `in` and `not in`
/* deal with `in`
*
* NOTE `a in b` is `b.__contains__(a)`, hence why the generic dispatch
* needs to go below
*/
if (op == RT_COMPARE_OP_IN || op == RT_COMPARE_OP_NOT_IN) {
if (op == RT_BINARY_OP_IN) {
mp_obj_type_t *type = mp_obj_get_type(rhs);
if (type->binary_op != NULL) {
mp_obj_t res = type->binary_op(op, rhs, lhs);
@ -644,10 +640,10 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
mp_obj_t iter = rt_getiter(rhs);
while ((next = rt_iternext(iter)) != mp_const_stop_iteration) {
if (mp_obj_equal(next, lhs)) {
return MP_BOOL(op == RT_COMPARE_OP_IN);
return mp_const_true;
}
}
return MP_BOOL(op != RT_COMPARE_OP_IN);
return mp_const_false;
}
nlr_jump(mp_obj_new_exception_msg_varg(

27
py/runtime0.h
View File

@ -4,7 +4,7 @@ typedef enum {
RT_UNARY_OP_POSITIVE,
RT_UNARY_OP_NEGATIVE,
RT_UNARY_OP_INVERT,
// Used only for CPython-compatible codegeneration
// these are not supported by the runtime and must be synthesised by the emitter
RT_UNARY_OP_NOT,
} rt_unary_op_t;
@ -34,18 +34,19 @@ typedef enum {
RT_BINARY_OP_INPLACE_TRUE_DIVIDE,
RT_BINARY_OP_INPLACE_MODULO,
RT_BINARY_OP_INPLACE_POWER,
// TODO probably should rename these COMPARE->BINARY
RT_COMPARE_OP_LESS,
RT_COMPARE_OP_MORE,
RT_COMPARE_OP_EQUAL,
RT_COMPARE_OP_LESS_EQUAL,
RT_COMPARE_OP_MORE_EQUAL,
RT_COMPARE_OP_NOT_EQUAL,
RT_COMPARE_OP_IN,
RT_COMPARE_OP_NOT_IN,
RT_COMPARE_OP_IS,
RT_COMPARE_OP_IS_NOT,
RT_COMPARE_OP_EXCEPTION_MATCH,
// these should return a bool
RT_BINARY_OP_LESS,
RT_BINARY_OP_MORE,
RT_BINARY_OP_EQUAL,
RT_BINARY_OP_LESS_EQUAL,
RT_BINARY_OP_MORE_EQUAL,
RT_BINARY_OP_NOT_EQUAL,
RT_BINARY_OP_IN,
RT_BINARY_OP_IS,
RT_BINARY_OP_EXCEPTION_MATCH,
// these are not supported by the runtime and must be synthesised by the emitter
RT_BINARY_OP_NOT_IN,
RT_BINARY_OP_IS_NOT,
} rt_binary_op_t;
typedef enum {

8
py/showbc.c
View File

@ -263,12 +263,14 @@ void mp_byte_code_print(const byte *ip, int len) {
printf("POP_EXCEPT");
break;
/*
case MP_BC_NOT:
printf("NOT");
break;
case MP_BC_UNARY_OP:
unum = *ip++;
*sp = rt_unary_op(unum, *sp);
printf("UNARY_OP " UINT_FMT, unum);
break;
*/
case MP_BC_BINARY_OP:
unum = *ip++;

8
py/vm.c
View File

@ -428,6 +428,14 @@ unwind_jump:
//sp -= 3; // pop 3 exception values
break;
case MP_BC_NOT:
if (TOP() == mp_const_true) {
SET_TOP(mp_const_false);
} else {
SET_TOP(mp_const_true);
}
break;
case MP_BC_UNARY_OP:
unum = *ip++;
SET_TOP(rt_unary_op(unum, TOP()));