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Tracing JIT: Fixed reference counting when escape because of IS_UNDEF element

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Dmitry Stogov
2021-11-01 22:14:12 +03:00
parent 5c43e0c0ee
commit d7ac39b02d
1 changed files with 12 additions and 0 deletions
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12
ext/opcache/jit/zend_jit_x86.dasc
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@@ -3920,6 +3920,18 @@ static int zend_jit_escape_if_undef_r0(dasm_State **Dst, int var, uint32_t flags
ZEND_ASSERT(opline);
if ((opline-1)->opcode != ZEND_FETCH_CONSTANT
&& (opline-1)->opcode != ZEND_FETCH_LIST_R
&& ((opline-1)->op1_type & (IS_VAR|IS_TMP_VAR))
&& !(flags & ZEND_JIT_EXIT_FREE_OP1)) {
val_addr = ZEND_ADDR_MEM_ZVAL(ZREG_FP, (opline-1)->op1.var);
| IF_NOT_ZVAL_REFCOUNTED val_addr, >2
| GET_ZVAL_PTR r0, val_addr
| GC_ADDREF r0
|2:
}
| LOAD_IP_ADDR (opline - 1)
| jmp ->trace_escape
|1: