gcc/testsuite/gcc.target/arm/mve/mve_vadcq_vsbcq_fpscr_overwrite.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target arm_mve_hw } */
   3 /* { dg-options "-O2" } */
   4 /* { dg-add-options arm_v8_1m_mve } */
   5
   6 #include <arm_mve.h>
   7
   8 volatile int32x4_t c1;
   9 volatile uint32x4_t c2;
  10 int carry;
  11
  12 int
  13 main ()
  14 {
  15   int32x4_t a1 = vcreateq_s32 (0, 0);
  16   int32x4_t b1 = vcreateq_s32 (0, 0);
  17   int32x4_t inactive1 = vcreateq_s32 (0, 0);
  18
  19   uint32x4_t a2 = vcreateq_u32 (0, 0);
  20   uint32x4_t b2 = vcreateq_u32 (0, 0);
  21   uint32x4_t inactive2 = vcreateq_u32 (0, 0);
  22
  23   mve_pred16_t p = 0xFFFF;
  24   carry = 0xFFFFFFFF;
  25
  26   __builtin_arm_set_fpscr_nzcvqc (0);
  27   c1 = vadcq (a1, b1, &carry);
  28   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  29     __builtin_abort ();
  30   carry = 0xFFFFFFFF;
  31   __builtin_arm_set_fpscr_nzcvqc (0);
  32   c2 = vadcq (a2, b2, &carry);
  33   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  34     __builtin_abort ();
  35   carry = 0xFFFFFFFF;
  36   __builtin_arm_set_fpscr_nzcvqc (0);
  37   c1 = vsbcq (a1, b1, &carry);
  38   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  39     __builtin_abort ();
  40   carry = 0xFFFFFFFF;
  41   __builtin_arm_set_fpscr_nzcvqc (0);
  42   c2 = vsbcq (a2, b2, &carry);
  43   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  44     __builtin_abort ();
  45   carry = 0xFFFFFFFF;
  46   __builtin_arm_set_fpscr_nzcvqc (0);
  47   c1 = vadcq_m (inactive1, a1, b1, &carry, p);
  48   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  49     __builtin_abort ();
  50   carry = 0xFFFFFFFF;
  51   __builtin_arm_set_fpscr_nzcvqc (0);
  52   c2 = vadcq_m (inactive2, a2, b2, &carry, p);
  53   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  54     __builtin_abort ();
  55   carry = 0xFFFFFFFF;
  56   __builtin_arm_set_fpscr_nzcvqc (0);
  57   c1 = vsbcq_m (inactive1, a1, b1, &carry, p);
  58   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  59     __builtin_abort ();
  60   carry = 0xFFFFFFFF;
  61   __builtin_arm_set_fpscr_nzcvqc (0);
  62   c2 = vsbcq_m (inactive2, a2, b2, &carry, p);
  63   if (__builtin_arm_get_fpscr_nzcvqc () & !0x20000000)
  64     __builtin_abort ();
  65
  66   return 0;
  67 }