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++; } }