STATIC INLINE void Chip_GPIO_SetPinDIRInput(LPC_GPIO_T *pGPIO, uint8_t port, uint8_t pin){ pGPIO[port].DIR &= ~(1UL << pin);} 还是以PIO0_17为例的调用: Chip_GPIO_SetPinDIRInput(LPC_GPIO, 0 ,17); 你现在不明白的是这个定义 typedef enum { GPIOINT...
学习内容记录: volatile单词的意思:易变的。在学习volatile之前,先简单理解一下编译器的优化。如下例: uint8_t i; i=0; i=1; i=2; 这段程序中,编译器可能会认为只有i=2;这句才有意思,把i存储在某个寄存器中,当要使... static关键字作用
STATIC INLINE UINT32 OsCheckBoxMem(const LOS_MEMBOX_INFO *boxInfo, const VOID *node) { UINT32 offset; ⑴ if (boxInfo->uwBlkSize == 0) { return LOS_NOK; } ⑵ offset = (UINT32)((UINTPTR)node - (UINTPTR)(boxInfo + 1)); ⑶ if ((offset % boxInfo->uwBlkSize) != 0) { retu...
static inline uint8_t decode_sym(GetBitContext *gb, uint8_t lru[8]) { 2 changes: 1 addition & 1 deletion 2 libavcodec/escape130.c Original file line numberDiff line numberDiff line change @@ -105,7 +105,7 @@ static const int8_t chroma_adjust[2][8] = { { 0, 1, 1, 1...
static void AUDIO_PlayVoice(uint8_t VoiceID) { unsigned int i; 2 changes: 0 additions & 2 deletions 2 audio.h Original file line numberDiff line numberDiff line change @@ -149,12 +149,10 @@ static inline void AUDIO_AudioPathOff(void) { extern volatile bool gFlagPlayQueuedVoice; e...
#define UINT_MAX (~0U) #define LONG_MAX ((long)(~0UL>>1)) #define LONG_MIN (-LONG_MAX - 1) #define ULONG_MAX (~0UL) 1. 2. 3. 4. 5. 6. (3)inline 关键字inline表明要优化函数的可执行代码,这可以通过将函数的代码合并到调用程序的代码中来实现。Linux内核使用的inline函数大多被定义...
// 保存资源voidSaveAsset(UObject*AssetToSave,boolbOnlyIfIsDirty){TArray<UPackage*>Packages;Packages.Add(AssetToSave->GetOutermost());UEditorLoadingAndSavingUtils::SavePackages(Packages,bOnlyIfIsDirty);}// 创建合并后的资源 PackageUPackage*CreateAssetPackage(constFBuildingMergeSettings&InMergeSettings,...
UINT32 uwBlkCnt; /**< 静态内存池的已分配的内存块总数量 */ #ifdef LOSCFG_KERNEL_MEMBOX_STATIC LOS_MEMBOX_NODE stFreeList; /**< 静态内存池的空闲内存块单向链表 */ #endif } LOS_MEMBOX_INFO; 1. 2. 3. 4. 5. 6. 7. 8.
UINT32uwBlkCnt;/**< 动态内存池的已调配的内存块总数量 */ #ifdefLOSCFG_KERNEL_MEMBOX_STATIC LOS_MEMBOX_NODE stFreeList;/**< 动态内存池的闲暇内存块单向链表 */ #endif } LOS_MEMBOX_INFO; 对动态内存应用如下示意图进行阐明,对一块动态内存区域,头部是 LOS_MEMBOX_INFO 信息,接着是各个内存块...
Create EqualityComparer<T> inline. Is this possible? Create excel from C# datatable morethan 70,000 records without looping. Create flowchart from C# code create generic List with dynamic type. Create join in linq that use String.Contains instead of equals Create join with Select All (select *...