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GH-98686: Quicken everything (GH-98687)

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Brandt Bucher 2022-11-02 10:42:57 -07:00 • committed by GitHub
parent 18fc232e07
commit 276d77724f
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GPG key ID: 4AEE18F83AFDEB23
21 changed files with 144 additions and 239 deletions
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13
Python/specialize.c
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@ -31,7 +31,6 @@ uint8_t _PyOpcode_Adaptive[256] = {
[FOR_ITER] = FOR_ITER_ADAPTIVE,
};
Py_ssize_t _Py_QuickenedCount = 0;
#ifdef Py_STATS
PyStats _py_stats_struct = { 0 };
PyStats *_py_stats = &_py_stats_struct;
@ -280,16 +279,14 @@ do { \
void
_PyCode_Quicken(PyCodeObject *code)
{
_Py_QuickenedCount++;
int previous_opcode = -1;
_Py_CODEUNIT *instructions = _PyCode_CODE(code);
for (int i = 0; i < Py_SIZE(code); i++) {
int opcode = _Py_OPCODE(instructions[i]);
int opcode = _PyOpcode_Deopt[_Py_OPCODE(instructions[i])];
uint8_t adaptive_opcode = _PyOpcode_Adaptive[opcode];
if (adaptive_opcode) {
_Py_SET_OPCODE(instructions[i], adaptive_opcode);
// Make sure the adaptive counter is zero:
assert(instructions[i + 1] == 0);
instructions[i + 1] = adaptive_counter_start();
previous_opcode = -1;
i += _PyOpcode_Caches[opcode];
}
@ -299,12 +296,6 @@ _PyCode_Quicken(PyCodeObject *code)
case EXTENDED_ARG:
_Py_SET_OPCODE(instructions[i], EXTENDED_ARG_QUICK);
break;
case JUMP_BACKWARD:
_Py_SET_OPCODE(instructions[i], JUMP_BACKWARD_QUICK);
break;
case RESUME:
_Py_SET_OPCODE(instructions[i], RESUME_QUICK);
break;
case LOAD_FAST:
switch(previous_opcode) {
case LOAD_FAST: