From: Dmitry Stogov <dmitry@zend.com>
Date: Mon, 1 Jun 2015 14:22:04 +0000 (+0300)
Subject: Reorder conditions to check for fast paths first.
X-Git-Tag: php-7.0.0alpha1~54
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ce862a25d52850d93e16f784c1953f9a4c50fadc;p=php

Reorder conditions to check for fast paths first.
---

diff --git a/Zend/zend_execute.c b/Zend/zend_execute.c
index da91b40106..17b7ddd594 100644
--- a/Zend/zend_execute.c
+++ b/Zend/zend_execute.c
@@ -1448,8 +1448,8 @@ static zend_always_inline void zend_fetch_dimension_address(zval *result, zval *
 {
     zval *retval;
 
-try_again:
 	if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+try_array:
 		SEPARATE_ARRAY(container);
 fetch_from_array:
 		if (dim == NULL) {
@@ -1462,7 +1462,14 @@ fetch_from_array:
 			retval = zend_fetch_dimension_address_inner(Z_ARRVAL_P(container), dim, dim_type, type);
 		}
 		ZVAL_INDIRECT(result, retval);
-	} else if (EXPECTED(Z_TYPE_P(container) == IS_STRING)) {
+		return;
+	} else if (EXPECTED(Z_TYPE_P(container) == IS_REFERENCE)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto try_array;
+		}
+	}
+	if (EXPECTED(Z_TYPE_P(container) == IS_STRING)) {
 		if (type != BP_VAR_UNSET && UNEXPECTED(Z_STRLEN_P(container) == 0)) {
 			zval_ptr_dtor_nogc(container);
 convert_to_array:
@@ -1524,9 +1531,6 @@ convert_to_array:
 			/* for read-mode only */
 			ZVAL_NULL(result);
 		}
-	} else if (EXPECTED(Z_TYPE_P(container) == IS_REFERENCE)) {
-		container = Z_REFVAL_P(container);
-		goto try_again;
 	} else {
 		if (type == BP_VAR_UNSET) {
 			zend_error(E_WARNING, "Cannot unset offset in a non-array variable");
@@ -1557,11 +1561,18 @@ static zend_always_inline void zend_fetch_dimension_address_read(zval *result, z
 {
 	zval *retval;
 
-try_again:
 	if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+try_array:
 		retval = zend_fetch_dimension_address_inner(Z_ARRVAL_P(container), dim, dim_type, type);
 		ZVAL_COPY(result, retval);
-	} else if (EXPECTED(Z_TYPE_P(container) == IS_STRING)) {
+		return;
+	} else if (EXPECTED(Z_TYPE_P(container) == IS_REFERENCE)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto try_array;
+		}
+	}
+	if (EXPECTED(Z_TYPE_P(container) == IS_STRING)) {
 		zend_long offset;
 
 try_string_offset:
@@ -1627,9 +1638,6 @@ try_string_offset:
 				ZVAL_NULL(result);
 			}
 		}
-	} else if (EXPECTED(Z_TYPE_P(container) == IS_REFERENCE)) {
-		container = Z_REFVAL_P(container);
-		goto try_again;
 	} else {
 		ZVAL_NULL(result);
 	}
diff --git a/Zend/zend_vm_def.h b/Zend/zend_vm_def.h
index c71fbc9734..0ecf1c10ba 100644
--- a/Zend/zend_vm_def.h
+++ b/Zend/zend_vm_def.h
@@ -6501,12 +6501,13 @@ ZEND_VM_HANDLER(115, ZEND_ISSET_ISEMPTY_DIM_OBJ, CONST|TMPVAR|UNUSED|CV, CONST|T
 
 	offset = GET_OP2_ZVAL_PTR(BP_VAR_R);
 
-ZEND_VM_C_LABEL(isset_dim_obj_again):
 	if (OP1_TYPE != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+ZEND_VM_C_LABEL(isset_dim_obj_array):
+		ht = Z_ARRVAL_P(container);
 ZEND_VM_C_LABEL(isset_again):
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -6555,7 +6556,14 @@ ZEND_VM_C_LABEL(num_index_prop):
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (OP1_TYPE == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		ZEND_VM_C_GOTO(isset_dim_obj_exit);
+	} else if ((OP1_TYPE & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			ZEND_VM_C_GOTO(isset_dim_obj_array);
+		}
+	}
+	if (OP1_TYPE == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -6592,13 +6600,11 @@ ZEND_VM_C_LABEL(num_index_prop):
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((OP1_TYPE & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		ZEND_VM_C_GOTO(isset_dim_obj_again);
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+ZEND_VM_C_LABEL(isset_dim_obj_exit):
 	FREE_OP2();
 	FREE_OP1();
 	ZEND_VM_SMART_BRANCH(result, 1);
diff --git a/Zend/zend_vm_execute.h b/Zend/zend_vm_execute.h
index a38d7db860..4b101e0b70 100644
--- a/Zend/zend_vm_execute.h
+++ b/Zend/zend_vm_execute.h
@@ -6351,12 +6351,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_CON
 
 	offset = EX_CONSTANT(opline->op2);
 
-isset_dim_obj_again:
 	if (IS_CONST != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -6405,7 +6406,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_CONST == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_CONST & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_CONST == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -6442,13 +6450,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_CONST & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -9763,12 +9770,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_CON
 
 	offset = _get_zval_ptr_cv_BP_VAR_R(execute_data, opline->op2.var);
 
-isset_dim_obj_again:
 	if (IS_CONST != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -9817,7 +9825,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_CONST == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_CONST & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_CONST == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -9854,13 +9869,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_CONST & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -11440,12 +11454,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_CON
 
 	offset = _get_zval_ptr_var(opline->op2.var, execute_data, &free_op2);
 
-isset_dim_obj_again:
 	if (IS_CONST != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -11494,7 +11509,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_CONST == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_CONST & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_CONST == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -11531,13 +11553,11 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_CONST & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
 	zval_ptr_dtor_nogc(free_op2);
 
 	ZEND_VM_SMART_BRANCH(result, 1);
@@ -24251,12 +24271,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_UNU
 
 	offset = EX_CONSTANT(opline->op2);
 
-isset_dim_obj_again:
 	if (IS_UNUSED != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -24305,7 +24326,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_UNUSED == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_UNUSED & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_UNUSED == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -24342,13 +24370,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_UNUSED & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -26572,12 +26599,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_UNU
 
 	offset = _get_zval_ptr_cv_BP_VAR_R(execute_data, opline->op2.var);
 
-isset_dim_obj_again:
 	if (IS_UNUSED != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -26626,7 +26654,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_UNUSED == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_UNUSED & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_UNUSED == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -26663,13 +26698,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_UNUSED & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -28110,12 +28144,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_UNU
 
 	offset = _get_zval_ptr_var(opline->op2.var, execute_data, &free_op2);
 
-isset_dim_obj_again:
 	if (IS_UNUSED != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -28164,7 +28199,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_UNUSED == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_UNUSED & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_UNUSED == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -28201,13 +28243,11 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_UNUSED & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
 	zval_ptr_dtor_nogc(free_op2);
 
 	ZEND_VM_SMART_BRANCH(result, 1);
@@ -32762,12 +32802,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_CV_
 
 	offset = EX_CONSTANT(opline->op2);
 
-isset_dim_obj_again:
 	if (IS_CV != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -32816,7 +32857,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_CV == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_CV & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_CV == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -32853,13 +32901,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_CV & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -37664,12 +37711,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_CV_
 
 	offset = _get_zval_ptr_cv_BP_VAR_R(execute_data, opline->op2.var);
 
-isset_dim_obj_again:
 	if (IS_CV != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -37718,7 +37766,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_CV == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_CV & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_CV == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -37755,13 +37810,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_CV & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -40247,12 +40301,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_CV_
 
 	offset = _get_zval_ptr_var(opline->op2.var, execute_data, &free_op2);
 
-isset_dim_obj_again:
 	if (IS_CV != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -40301,7 +40356,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if (IS_CV == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if ((IS_CV & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if (IS_CV == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -40338,13 +40400,11 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if ((IS_CV & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
 	zval_ptr_dtor_nogc(free_op2);
 
 	ZEND_VM_SMART_BRANCH(result, 1);
@@ -42315,12 +42375,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_TMP
 
 	offset = EX_CONSTANT(opline->op2);
 
-isset_dim_obj_again:
 	if ((IS_TMP_VAR|IS_VAR) != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -42369,7 +42430,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if ((IS_TMP_VAR|IS_VAR) == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if (((IS_TMP_VAR|IS_VAR) & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if ((IS_TMP_VAR|IS_VAR) == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -42406,13 +42474,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if (((IS_TMP_VAR|IS_VAR) & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 	zval_ptr_dtor_nogc(free_op1);
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -44200,12 +44267,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_TMP
 
 	offset = _get_zval_ptr_cv_BP_VAR_R(execute_data, opline->op2.var);
 
-isset_dim_obj_again:
 	if ((IS_TMP_VAR|IS_VAR) != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -44254,7 +44322,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if ((IS_TMP_VAR|IS_VAR) == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if (((IS_TMP_VAR|IS_VAR) & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if ((IS_TMP_VAR|IS_VAR) == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -44291,13 +44366,12 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if (((IS_TMP_VAR|IS_VAR) & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
+
 	zval_ptr_dtor_nogc(free_op1);
 	ZEND_VM_SMART_BRANCH(result, 1);
 	ZVAL_BOOL(EX_VAR(opline->result.var), result);
@@ -45259,12 +45333,13 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_ISSET_ISEMPTY_DIM_OBJ_SPEC_TMP
 
 	offset = _get_zval_ptr_var(opline->op2.var, execute_data, &free_op2);
 
-isset_dim_obj_again:
 	if ((IS_TMP_VAR|IS_VAR) != IS_UNUSED && EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
-		HashTable *ht = Z_ARRVAL_P(container);
+		HashTable *ht;
 		zval *value;
 		zend_string *str;
 
+isset_dim_obj_array:
+		ht = Z_ARRVAL_P(container);
 isset_again:
 		if (EXPECTED(Z_TYPE_P(offset) == IS_STRING)) {
 			str = Z_STR_P(offset);
@@ -45313,7 +45388,14 @@ num_index_prop:
 		} else /* if (opline->extended_value & ZEND_ISEMPTY) */ {
 			result = (value == NULL || !i_zend_is_true(value));
 		}
-	} else if ((IS_TMP_VAR|IS_VAR) == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
+		goto isset_dim_obj_exit;
+	} else if (((IS_TMP_VAR|IS_VAR) & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
+		container = Z_REFVAL_P(container);
+		if (EXPECTED(Z_TYPE_P(container) == IS_ARRAY)) {
+			goto isset_dim_obj_array;
+		}
+	}
+	if ((IS_TMP_VAR|IS_VAR) == IS_UNUSED || EXPECTED(Z_TYPE_P(container) == IS_OBJECT)) {
 		if (EXPECTED(Z_OBJ_HT_P(container)->has_dimension)) {
 			result = Z_OBJ_HT_P(container)->has_dimension(container, offset, (opline->extended_value & ZEND_ISSET) == 0);
 		} else {
@@ -45350,13 +45432,11 @@ num_index_prop:
 		if ((opline->extended_value & ZEND_ISSET) == 0) {
 			result = !result;
 		}
-	} else if (((IS_TMP_VAR|IS_VAR) & (IS_VAR|IS_CV)) && Z_ISREF_P(container)) {
-		container = Z_REFVAL_P(container);
-		goto isset_dim_obj_again;
 	} else {
 		result = ((opline->extended_value & ZEND_ISSET) == 0);
 	}
 
+isset_dim_obj_exit:
 	zval_ptr_dtor_nogc(free_op2);
 	zval_ptr_dtor_nogc(free_op1);
 	ZEND_VM_SMART_BRANCH(result, 1);