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GH-135379: Specialize int operations for compact ints only (GH-135668)
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This commit is contained in:
Mark Shannon 2025-06-19 11:10:29 +01:00 • committed by GitHub
parent 5c25c884b9
commit 9731dd2c8d
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GPG key ID: B5690EEEBB952194
17 changed files with 515 additions and 283 deletions
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41
Python/optimizer_cases.c.h generated
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@ -142,8 +142,15 @@
}
case _UNARY_NEGATIVE: {
JitOptRef value;
JitOptRef res;
res = sym_new_not_null(ctx);
value = stack_pointer[-1];
if (sym_is_compact_int(value)) {
res = sym_new_compact_int(ctx);
}
else {
res = sym_new_not_null(ctx);
}
stack_pointer[-1] = res;
break;
}
@ -301,26 +308,44 @@
case _GUARD_NOS_INT: {
JitOptRef left;
left = stack_pointer[-2];
if (sym_matches_type(left, &PyLong_Type)) {
if (sym_is_compact_int(left)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(left, &PyLong_Type);
else {
if (sym_get_type(left) == &PyLong_Type) {
REPLACE_OP(this_instr, _GUARD_NOS_OVERFLOWED, 0, 0);
}
sym_set_compact_int(left);
}
break;
}
case _GUARD_TOS_INT: {
JitOptRef value;
value = stack_pointer[-1];
if (sym_matches_type(value, &PyLong_Type)) {
if (sym_is_compact_int(value)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(value, &PyLong_Type);
else {
if (sym_get_type(value) == &PyLong_Type) {
REPLACE_OP(this_instr, _GUARD_TOS_OVERFLOWED, 0, 0);
}
sym_set_compact_int(value);
}
break;
}
case _GUARD_NOS_OVERFLOWED: {
break;
}
case _GUARD_TOS_OVERFLOWED: {
break;
}
case _BINARY_OP_MULTIPLY_INT: {
JitOptRef res;
res = sym_new_type(ctx, &PyLong_Type);
res = sym_new_compact_int(ctx);
stack_pointer[-2] = res;
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
@ -329,7 +354,7 @@
case _BINARY_OP_ADD_INT: {
JitOptRef res;
res = sym_new_type(ctx, &PyLong_Type);
res = sym_new_compact_int(ctx);
stack_pointer[-2] = res;
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
@ -338,7 +363,7 @@
case _BINARY_OP_SUBTRACT_INT: {
JitOptRef res;
res = sym_new_type(ctx, &PyLong_Type);
res = sym_new_compact_int(ctx);
stack_pointer[-2] = res;
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());