static void zend_optimize_op_array(zend_op_array *op_array,
zend_optimizer_ctx *ctx)
{
zend_op *opline, *end;
/* Revert pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op2);
}
opline++;
}
/* Do actual optimizations */
zend_optimize(op_array, ctx);
/* Redo pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op2);
}
ZEND_VM_SET_OPCODE_HANDLER(opline);
opline++;
}
}
static void zend_accel_optimize(zend_op_array *op_array,
zend_optimizer_ctx *ctx)
{
zend_op *opline, *end;
/* Revert pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op2);
}
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
case ZEND_DECLARE_ANON_CLASS:
case ZEND_DECLARE_ANON_INHERITED_CLASS:
ZEND_PASS_TWO_UNDO_JMP_TARGET(op_array, opline, ZEND_OP1(opline));
break;
case ZEND_JMPZNZ:
/* relative offset into absolute index */
opline->extended_value = ZEND_OFFSET_TO_OPLINE_NUM(op_array, opline, opline->extended_value);
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_NEW:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
ZEND_PASS_TWO_UNDO_JMP_TARGET(op_array, opline, ZEND_OP2(opline));
break;
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
opline->extended_value = ZEND_OFFSET_TO_OPLINE_NUM(op_array, opline, opline->extended_value);
break;
}
opline++;
}
/* Do actual optimizations */
zend_optimize(op_array, ctx);
/* Redo pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op2);
}
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
case ZEND_DECLARE_ANON_CLASS:
case ZEND_DECLARE_ANON_INHERITED_CLASS:
ZEND_PASS_TWO_UPDATE_JMP_TARGET(op_array, opline, ZEND_OP1(opline));
break;
case ZEND_JMPZNZ:
/* absolute index to relative offset */
opline->extended_value = ZEND_OPLINE_NUM_TO_OFFSET(op_array, opline, opline->extended_value);
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_NEW:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
ZEND_PASS_TWO_UPDATE_JMP_TARGET(op_array, opline, ZEND_OP2(opline));
break;
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
opline->extended_value = ZEND_OPLINE_NUM_TO_OFFSET(op_array, opline, opline->extended_value);
break;
}
ZEND_VM_SET_OPCODE_HANDLER(opline);
opline++;
}
}
