volatile bool flag = false; memset(mid, src, size);flag = true; while (flag == false); __asm< 浏览5提问于2020-03-13得票数 1 1回答 是否需要在x86上使用std::memory_order_acquire隔离? 、、、 鉴于x86具有强大的内存模型,std::memory_order_acquire围栏()是必要的吗?例如,如果我有这样的代...
runtime/caml/platform.h:40:3: error: use of undeclared identifier 'asm' asm volatile("pause" ::: "memory"); ^ The fix is easy, just use__asm__instead ofasm. SeeAlternate Keywords. Sounds reasonable. xavierleroyadded a commit that referenced this issueNov 6, 2022 ...
(void * x);+inline void ggml_lock_lock(void * x) {+UNUSED(x);+for (int i = 0; i < 10; ++i) {+__asm __volatile("nop");+}+__asm __volatile(+" sev\n"+" wfe\n"+);+}+#else#define ggml_lock_lock(x) UNUSED(x)+#endif#define ggml_lock_unlock(x) UNUSED(x) #...
PAUSE(void) #ifdef __GNUC__ { __asm__ __volatile__( "pause" :); } #elif defined(_MSC_VER) #ifdef VM_X86_64 { _mm_pause(); } #else /* VM_X86_64 */ #pragma warning( disable : 4035) { __asm _emit 0xf3 __asm _emit 0x90 ...
%ebx,%ebx/r/t" /"int $0x80" /); 2.基本内联汇编的格式 __asm__ __volatile__("Instruction List"); 1、__asm__ __asm...比如__asm__ ( " " : : : "memory" );和__asm__(" " : : );都是合法...
2. Volatile: (1)What does the keyword volatile mean? Give an example (2)Can a parameter be both const and volatile? Give an example (3)Can a pointer be volatile? Give an example 3. What are the values of a, b, and c after the following instructions: ...
%ebx,%ebx/r/t" /"int $0x80" /); 2.基本内联汇编的格式 __asm__ __volatile__("Instruction List"); 1、__asm__ __asm...比如__asm__ ( " " : : : "memory" );和__asm__(" " : : );都是合法...