Imported gcc-4.4.3

[msp430-gcc.git] / gcc / testsuite / gcc.c-torture / execute / builtin-prefetch-4.c

diff --git a/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-4.c b/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-4.c
deleted file mode 100644 (file)
index ade892b..0000000
--- a/gcc/testsuite/gcc.c-torture/execute/builtin-prefetch-4.c
+++ /dev/null
@@ -1,271 +0,0 @@
-/* Test that __builtin_prefetch does no harm.
-
-   Check that the expression containing the address to prefetch is
-   evaluated if it has side effects, even if the target does not support
-   data prefetch.  Check changes to pointers and to array indices that are
-   either global variables or arguments.  */
-
-#define ARRSIZE 100
-
-int arr[ARRSIZE];
-int *ptr = &arr[20]; 
-int arrindex = 4;
-
-/* Check that assignment within a prefetch argument is evaluated.  */
-
-int
-assign_arg_ptr (int *p)
-{
-  int *q;
-  __builtin_prefetch ((q = p), 0, 0);
-  return q == p;
-}
-
-int
-assign_glob_ptr (void)
-{
-  int *q;
-  __builtin_prefetch ((q = ptr), 0, 0);
-  return q == ptr;
-}
-
-int
-assign_arg_idx (int *p, int i)
-{
-  int j;
-  __builtin_prefetch (&p[j = i], 0, 0);
-  return j == i;
-}
-
-int
-assign_glob_idx (void)
-{
-  int j;
-  __builtin_prefetch (&ptr[j = arrindex], 0, 0);
-  return j == arrindex;
-}
-
-/* Check that pre/post increment/decrement within a prefetch argument are
-   evaluated.  */
-
-int
-preinc_arg_ptr (int *p)
-{
-  int *q;
-  q = p + 1;
-  __builtin_prefetch (++p, 0, 0);
-  return p == q;
-}
-
-int
-preinc_glob_ptr (void)
-{
-  int *q;
-  q = ptr + 1;
-  __builtin_prefetch (++ptr, 0, 0);
-  return ptr == q;
-}
-
-int
-postinc_arg_ptr (int *p)
-{
-  int *q;
-  q = p + 1;
-  __builtin_prefetch (p++, 0, 0);
-  return p == q;
-}
-
-int
-postinc_glob_ptr (void)
-{
-  int *q;
-  q = ptr + 1;
-  __builtin_prefetch (ptr++, 0, 0);
-  return ptr == q;
-}
-
-int
-predec_arg_ptr (int *p)
-{
-  int *q;
-  q = p - 1;
-  __builtin_prefetch (--p, 0, 0);
-  return p == q;
-}
-
-int
-predec_glob_ptr (void)
-{
-  int *q;
-  q = ptr - 1;
-  __builtin_prefetch (--ptr, 0, 0);
-  return ptr == q;
-}
-
-int
-postdec_arg_ptr (int *p)
-{
-  int *q;
-  q = p - 1;
-  __builtin_prefetch (p--, 0, 0);
-  return p == q;
-}
-
-int
-postdec_glob_ptr (void)
-{
-  int *q;
-  q = ptr - 1;
-  __builtin_prefetch (ptr--, 0, 0);
-  return ptr == q;
-}
-
-int
-preinc_arg_idx (int *p, int i)
-{
-  int j = i + 1;
-  __builtin_prefetch (&p[++i], 0, 0);
-  return i == j;
-}
-
-
-int
-preinc_glob_idx (void)
-{
-  int j = arrindex + 1;
-  __builtin_prefetch (&ptr[++arrindex], 0, 0);
-  return arrindex == j;
-}
-
-int
-postinc_arg_idx (int *p, int i)
-{
-  int j = i + 1;
-  __builtin_prefetch (&p[i++], 0, 0);
-  return i == j;
-}
-
-int
-postinc_glob_idx (void)
-{
-  int j = arrindex + 1;
-  __builtin_prefetch (&ptr[arrindex++], 0, 0);
-  return arrindex == j;
-}
-
-int
-predec_arg_idx (int *p, int i)
-{
-  int j = i - 1;
-  __builtin_prefetch (&p[--i], 0, 0);
-  return i == j;
-}
-
-int
-predec_glob_idx (void)
-{
-  int j = arrindex - 1;
-  __builtin_prefetch (&ptr[--arrindex], 0, 0);
-  return arrindex == j;
-}
-
-int
-postdec_arg_idx (int *p, int i)
-{
-  int j = i - 1;
-  __builtin_prefetch (&p[i--], 0, 0);
-  return i == j;
-}
-
-int
-postdec_glob_idx (void)
-{
-  int j = arrindex - 1;
-  __builtin_prefetch (&ptr[arrindex--], 0, 0);
-  return arrindex == j;
-}
-
-/* Check that function calls within the first prefetch argument are
-   evaluated.  */
-
-int getptrcnt = 0;
-
-int *
-getptr (int *p)
-{
-  getptrcnt++;
-  return p + 1;
-}
-
-int
-funccall_arg_ptr (int *p)
-{
-  __builtin_prefetch (getptr (p), 0, 0);
-  return getptrcnt == 1;
-}
-
-int getintcnt = 0;
-
-int
-getint (int i)
-{
-  getintcnt++;
-  return i + 1;
-}
-
-int
-funccall_arg_idx (int *p, int i)
-{
-  __builtin_prefetch (&p[getint (i)], 0, 0);
-  return getintcnt == 1;
-}
-
-int
-main ()
-{
-  if (!assign_arg_ptr (ptr))
-    abort ();
-  if (!assign_glob_ptr ())
-    abort ();
-  if (!assign_arg_idx (ptr, 4))
-    abort ();
-  if (!assign_glob_idx ())
-    abort ();
-  if (!preinc_arg_ptr (ptr))
-    abort ();
-  if (!preinc_glob_ptr ())
-    abort ();
-  if (!postinc_arg_ptr (ptr))
-    abort ();
-  if (!postinc_glob_ptr ())
-    abort ();
-  if (!predec_arg_ptr (ptr))
-    abort ();
-  if (!predec_glob_ptr ())
-    abort ();
-  if (!postdec_arg_ptr (ptr))
-    abort ();
-  if (!postdec_glob_ptr ())
-    abort ();
-  if (!preinc_arg_idx (ptr, 3))
-    abort ();
-  if (!preinc_glob_idx ())
-    abort ();
-  if (!postinc_arg_idx (ptr, 3))
-    abort ();
-  if (!postinc_glob_idx ())
-    abort ();
-  if (!predec_arg_idx (ptr, 3))
-    abort ();
-  if (!predec_glob_idx ())
-    abort ();
-  if (!postdec_arg_idx (ptr, 3))
-    abort ();
-  if (!postdec_glob_idx ())
-    abort ();
-  if (!funccall_arg_ptr (ptr))
-    abort ();
-  if (!funccall_arg_idx (ptr, 3))
-    abort ();
-  exit (0);
-}