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📄 ia64-sync-3.c

📁 this is a gcc file, you can download it and learn its usetility, for further detail please look at t
💻 C
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/* { dg-do run { target ia64-*-* } } *//* { dg-options } *//* Test basic functionality of the intrinsics.  */#include <ia64intrin.h>static int AI[4];static int init_si[4] = { -30,-30,-50,-50 };static int test_si[4] = { -115,-115,25,25 };static voiddo_si (void){  if (__sync_val_compare_and_swap(AI+0, -30, -115) != -30)    abort ();  if (__sync_val_compare_and_swap(AI+0, -30, -115) != -115)    abort ();  if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 1)    abort ();  if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 0)    abort ();  if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != -50)    abort ();  if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != 25)    abort ();  if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)    abort ();  if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)    abort ();}static long AL[4];static long init_di[4] = { -30,-30,-50,-50 };static long test_di[4] = { -115,-115,25,25 };static voiddo_di (void){  if (__sync_val_compare_and_swap(AL+0, -30, -115) != -30)    abort ();  if (__sync_val_compare_and_swap(AL+0, -30, -115) != -115)    abort ();  if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 1)    abort ();  if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 0)    abort ();  if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != -50)    abort ();  if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != 25)    abort ();  if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)    abort ();  if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)    abort ();}int main(){  memcpy(AI, init_si, sizeof(init_si));  memcpy(AL, init_di, sizeof(init_di));  do_si ();  do_di ();  if (memcmp (AI, test_si, sizeof(test_si)))    abort ();  if (memcmp (AL, test_di, sizeof(test_di)))    abort ();  return 0;}

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