From 438cd863783ad4b72fa5ef0df23665b84f97c33f Mon Sep 17 00:00:00 2001 From: Dmitry Stogov Date: Thu, 13 Dec 2012 17:29:30 +0400 Subject: [PATCH] Removed unnecessary checks --- Zend/zend_execute.h | 12 ++++++++---- Zend/zend_execute_API.c | 4 ++-- Zend/zend_vm_def.h | 4 ++-- Zend/zend_vm_execute.h | 4 ++-- 4 files changed, 14 insertions(+), 10 deletions(-) diff --git a/Zend/zend_execute.h b/Zend/zend_execute.h index ab560b3da3..729015c371 100644 --- a/Zend/zend_execute.h +++ b/Zend/zend_execute.h @@ -287,17 +287,21 @@ static zend_always_inline void zend_vm_stack_free(void *ptr TSRMLS_DC) } } -static zend_always_inline void zend_vm_stack_clear_multiple(TSRMLS_D) +static zend_always_inline void zend_vm_stack_clear_multiple(int nested TSRMLS_DC) { void **p = EG(argument_stack)->top - 1; - int delete_count = (int)(zend_uintptr_t) *p; + void **end = p - (int)(zend_uintptr_t)*p; - while (--delete_count>=0) { + while (p != end) { zval *q = *(zval **)(--p); *p = NULL; i_zval_ptr_dtor(q ZEND_FILE_LINE_CC); } - zend_vm_stack_free_int(p TSRMLS_CC); + if (nested) { + EG(argument_stack)->top = p; + } else { + zend_vm_stack_free_int(p TSRMLS_CC); + } } static zend_always_inline int zend_vm_stack_get_args_count_ex(zend_execute_data *ex) diff --git a/Zend/zend_execute_API.c b/Zend/zend_execute_API.c index 042b83c767..010f5b780c 100644 --- a/Zend/zend_execute_API.c +++ b/Zend/zend_execute_API.c @@ -841,7 +841,7 @@ int zend_call_function(zend_fcall_info *fci, zend_fcall_info_cache *fci_cache TS if (i || UNEXPECTED(ZEND_VM_STACK_ELEMETS(EG(argument_stack)) == (EG(argument_stack)->top))) { /* hack to clean up the stack */ zend_vm_stack_push((void *) (zend_uintptr_t)i TSRMLS_CC); - zend_vm_stack_clear_multiple(TSRMLS_C); + zend_vm_stack_clear_multiple(0 TSRMLS_CC); } zend_error(E_WARNING, "Parameter %d to %s%s%s() expected to be a reference, value given", @@ -995,7 +995,7 @@ int zend_call_function(zend_fcall_info *fci, zend_fcall_info_cache *fci_cache TS *fci->retval_ptr_ptr = NULL; } } - zend_vm_stack_clear_multiple(TSRMLS_C); + zend_vm_stack_clear_multiple(0 TSRMLS_CC); if (EG(This)) { zval_ptr_dtor(&EG(This)); diff --git a/Zend/zend_vm_def.h b/Zend/zend_vm_def.h index ef3f80e596..ab40e0bb21 100644 --- a/Zend/zend_vm_def.h +++ b/Zend/zend_vm_def.h @@ -1922,7 +1922,7 @@ ZEND_VM_HELPER(zend_leave_helper, ANY, ANY) EX(call)--; - zend_vm_stack_clear_multiple(TSRMLS_C); + zend_vm_stack_clear_multiple(1 TSRMLS_CC); if (UNEXPECTED(EG(exception) != NULL)) { zend_throw_exception_internal(NULL TSRMLS_CC); @@ -2098,7 +2098,7 @@ ZEND_VM_HELPER(zend_do_fcall_common_helper, ANY, ANY) EX(call)--; - zend_vm_stack_clear_multiple(TSRMLS_C); + zend_vm_stack_clear_multiple(1 TSRMLS_CC); if (UNEXPECTED(EG(exception) != NULL)) { zend_throw_exception_internal(NULL TSRMLS_CC); diff --git a/Zend/zend_vm_execute.h b/Zend/zend_vm_execute.h index 4e4dedfd08..7f3420f93a 100644 --- a/Zend/zend_vm_execute.h +++ b/Zend/zend_vm_execute.h @@ -463,7 +463,7 @@ static int ZEND_FASTCALL zend_leave_helper_SPEC(ZEND_OPCODE_HANDLER_ARGS) EX(call)--; - zend_vm_stack_clear_multiple(TSRMLS_C); + zend_vm_stack_clear_multiple(1 TSRMLS_CC); if (UNEXPECTED(EG(exception) != NULL)) { zend_throw_exception_internal(NULL TSRMLS_CC); @@ -639,7 +639,7 @@ static int ZEND_FASTCALL zend_do_fcall_common_helper_SPEC(ZEND_OPCODE_HANDLER_AR EX(call)--; - zend_vm_stack_clear_multiple(TSRMLS_C); + zend_vm_stack_clear_multiple(1 TSRMLS_CC); if (UNEXPECTED(EG(exception) != NULL)) { zend_throw_exception_internal(NULL TSRMLS_CC); -- 2.40.0