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gh-148235: remove duplicate uops _LOAD_CONST_UNDER_INLINE(_BORROW) in JIT (GH-148236)

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Neko Asakura 2026-04-08 16:22:59 +08:00 • committed by GitHub
parent 8923ca418c
commit 756358524e
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8 changed files with 1088 additions and 1288 deletions
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12
Python/bytecodes.c
View file

@ -5965,18 +5965,6 @@ dummy_func(
value = PyStackRef_FromPyObjectBorrow(ptr);
}
tier2 op(_LOAD_CONST_UNDER_INLINE, (ptr/4, old -- value, new)) {
new = old;
DEAD(old);
value = PyStackRef_FromPyObjectNew(ptr);
}
tier2 op(_LOAD_CONST_UNDER_INLINE_BORROW, (ptr/4, old -- value, new)) {
new = old;
DEAD(old);
value = PyStackRef_FromPyObjectBorrow(ptr);
}
tier2 op(_START_EXECUTOR, (executor/4 --)) {
#ifndef _Py_JIT
assert(current_executor == (_PyExecutorObject*)executor);

114
Python/executor_cases.c.h generated
View file

@ -21643,120 +21643,6 @@
break;
}
case _LOAD_CONST_UNDER_INLINE_r02: {
CHECK_CURRENT_CACHED_VALUES(0);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef old;
_PyStackRef value;
_PyStackRef new;
old = stack_pointer[-1];
PyObject *ptr = (PyObject *)CURRENT_OPERAND0_64();
new = old;
value = PyStackRef_FromPyObjectNew(ptr);
_tos_cache1 = new;
_tos_cache0 = value;
SET_CURRENT_CACHED_VALUES(2);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _LOAD_CONST_UNDER_INLINE_r12: {
CHECK_CURRENT_CACHED_VALUES(1);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef old;
_PyStackRef value;
_PyStackRef new;
_PyStackRef _stack_item_0 = _tos_cache0;
old = _stack_item_0;
PyObject *ptr = (PyObject *)CURRENT_OPERAND0_64();
new = old;
value = PyStackRef_FromPyObjectNew(ptr);
_tos_cache1 = new;
_tos_cache0 = value;
SET_CURRENT_CACHED_VALUES(2);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _LOAD_CONST_UNDER_INLINE_r23: {
CHECK_CURRENT_CACHED_VALUES(2);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef old;
_PyStackRef value;
_PyStackRef new;
_PyStackRef _stack_item_0 = _tos_cache0;
_PyStackRef _stack_item_1 = _tos_cache1;
old = _stack_item_1;
PyObject *ptr = (PyObject *)CURRENT_OPERAND0_64();
new = old;
value = PyStackRef_FromPyObjectNew(ptr);
_tos_cache2 = new;
_tos_cache1 = value;
_tos_cache0 = _stack_item_0;
SET_CURRENT_CACHED_VALUES(3);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _LOAD_CONST_UNDER_INLINE_BORROW_r02: {
CHECK_CURRENT_CACHED_VALUES(0);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef old;
_PyStackRef value;
_PyStackRef new;
old = stack_pointer[-1];
PyObject *ptr = (PyObject *)CURRENT_OPERAND0_64();
new = old;
value = PyStackRef_FromPyObjectBorrow(ptr);
_tos_cache1 = new;
_tos_cache0 = value;
SET_CURRENT_CACHED_VALUES(2);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _LOAD_CONST_UNDER_INLINE_BORROW_r12: {
CHECK_CURRENT_CACHED_VALUES(1);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef old;
_PyStackRef value;
_PyStackRef new;
_PyStackRef _stack_item_0 = _tos_cache0;
old = _stack_item_0;
PyObject *ptr = (PyObject *)CURRENT_OPERAND0_64();
new = old;
value = PyStackRef_FromPyObjectBorrow(ptr);
_tos_cache1 = new;
_tos_cache0 = value;
SET_CURRENT_CACHED_VALUES(2);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _LOAD_CONST_UNDER_INLINE_BORROW_r23: {
CHECK_CURRENT_CACHED_VALUES(2);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef old;
_PyStackRef value;
_PyStackRef new;
_PyStackRef _stack_item_0 = _tos_cache0;
_PyStackRef _stack_item_1 = _tos_cache1;
old = _stack_item_1;
PyObject *ptr = (PyObject *)CURRENT_OPERAND0_64();
new = old;
value = PyStackRef_FromPyObjectBorrow(ptr);
_tos_cache2 = new;
_tos_cache1 = value;
_tos_cache0 = _stack_item_0;
SET_CURRENT_CACHED_VALUES(3);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _START_EXECUTOR_r00: {
CHECK_CURRENT_CACHED_VALUES(0);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());

4
Python/optimizer_analysis.c
View file

@ -611,8 +611,8 @@ const uint16_t op_without_push[MAX_UOP_ID + 1] = {
[_COPY] = _NOP,
[_LOAD_CONST_INLINE] = _NOP,
[_LOAD_CONST_INLINE_BORROW] = _NOP,
[_LOAD_CONST_UNDER_INLINE] = _POP_TOP_LOAD_CONST_INLINE,
[_LOAD_CONST_UNDER_INLINE_BORROW] = _POP_TOP_LOAD_CONST_INLINE_BORROW,
[_INSERT_1_LOAD_CONST_INLINE] = _POP_TOP_LOAD_CONST_INLINE,
[_INSERT_1_LOAD_CONST_INLINE_BORROW] = _POP_TOP_LOAD_CONST_INLINE_BORROW,
[_LOAD_FAST] = _NOP,
[_LOAD_FAST_BORROW] = _NOP,
[_LOAD_SMALL_INT] = _NOP,

12
Python/optimizer_bytecodes.c
View file

@ -925,8 +925,8 @@ dummy_func(void) {
PyTypeObject *type = sym_get_type(owner);
PyObject *name = get_co_name(ctx, oparg >> 1);
attr = lookup_attr(ctx, dependencies, this_instr, type, name,
_LOAD_CONST_UNDER_INLINE_BORROW,
_LOAD_CONST_UNDER_INLINE);
_INSERT_1_LOAD_CONST_INLINE_BORROW,
_INSERT_1_LOAD_CONST_INLINE);
self = owner;
}
@ -935,8 +935,8 @@ dummy_func(void) {
PyTypeObject *type = sym_get_type(owner);
PyObject *name = get_co_name(ctx, oparg >> 1);
attr = lookup_attr(ctx, dependencies, this_instr, type, name,
_LOAD_CONST_UNDER_INLINE_BORROW,
_LOAD_CONST_UNDER_INLINE);
_INSERT_1_LOAD_CONST_INLINE_BORROW,
_INSERT_1_LOAD_CONST_INLINE);
self = owner;
}
@ -945,8 +945,8 @@ dummy_func(void) {
PyTypeObject *type = sym_get_type(owner);
PyObject *name = get_co_name(ctx, oparg >> 1);
attr = lookup_attr(ctx, dependencies, this_instr, type, name,
_LOAD_CONST_UNDER_INLINE_BORROW,
_LOAD_CONST_UNDER_INLINE);
_INSERT_1_LOAD_CONST_INLINE_BORROW,
_INSERT_1_LOAD_CONST_INLINE);
self = owner;
}

38
Python/optimizer_cases.c.h generated
View file

@ -3413,8 +3413,8 @@
PyTypeObject *type = sym_get_type(owner);
PyObject *name = get_co_name(ctx, oparg >> 1);
attr = lookup_attr(ctx, dependencies, this_instr, type, name,
_LOAD_CONST_UNDER_INLINE_BORROW,
_LOAD_CONST_UNDER_INLINE);
_INSERT_1_LOAD_CONST_INLINE_BORROW,
_INSERT_1_LOAD_CONST_INLINE);
self = owner;
CHECK_STACK_BOUNDS(1);
stack_pointer[-1] = attr;
@ -3434,8 +3434,8 @@
PyTypeObject *type = sym_get_type(owner);
PyObject *name = get_co_name(ctx, oparg >> 1);
attr = lookup_attr(ctx, dependencies, this_instr, type, name,
_LOAD_CONST_UNDER_INLINE_BORROW,
_LOAD_CONST_UNDER_INLINE);
_INSERT_1_LOAD_CONST_INLINE_BORROW,
_INSERT_1_LOAD_CONST_INLINE);
self = owner;
CHECK_STACK_BOUNDS(1);
stack_pointer[-1] = attr;
@ -3489,8 +3489,8 @@
PyTypeObject *type = sym_get_type(owner);
PyObject *name = get_co_name(ctx, oparg >> 1);
attr = lookup_attr(ctx, dependencies, this_instr, type, name,
_LOAD_CONST_UNDER_INLINE_BORROW,
_LOAD_CONST_UNDER_INLINE);
_INSERT_1_LOAD_CONST_INLINE_BORROW,
_INSERT_1_LOAD_CONST_INLINE);
self = owner;
CHECK_STACK_BOUNDS(1);
stack_pointer[-1] = attr;
@ -5016,32 +5016,6 @@
break;
}
case _LOAD_CONST_UNDER_INLINE: {
JitOptRef value;
JitOptRef new;
value = sym_new_not_null(ctx);
new = sym_new_not_null(ctx);
CHECK_STACK_BOUNDS(1);
stack_pointer[-1] = value;
stack_pointer[0] = new;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
break;
}
case _LOAD_CONST_UNDER_INLINE_BORROW: {
JitOptRef value;
JitOptRef new;
value = sym_new_not_null(ctx);
new = sym_new_not_null(ctx);
CHECK_STACK_BOUNDS(1);
stack_pointer[-1] = value;
stack_pointer[0] = new;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
break;
}
case _START_EXECUTOR: {
break;
}