gcc/testsuite/gcc.dg/vect/vect-cond-arith-2.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-fgimple -fdump-tree-optimized -ffast-math" } */
   3 /* { dg-additional-options "-fno-vect-cost-model" { target { riscv_v } } } */
   4
   5 double __GIMPLE (ssa, startwith("loop"))
   6 neg_xi (double *x)
   7 {
   8   int i;
   9   __SIZETYPE__ index;
  10   __SIZETYPE__ offset;
  11   double * xi_ptr;
  12   double xi;
  13   double neg_xi;
  14   double res;
  15   unsigned int ivtmp;
  16
  17  __BB(5):
  18   goto __BB2;
  19
  20  __BB(2):
  21   res_1 = __PHI (__BB5: 0.0, __BB3: res_2);
  22   i_4 = __PHI (__BB5: 0, __BB3: i_5);
  23   ivtmp_6 = __PHI (__BB5: 100U, __BB3: ivtmp_7);
  24   index = (__SIZE_TYPE__) i_4;
  25   offset = index * _Literal(__SIZE_TYPE__) 8;
  26   xi_ptr = x_8(D) + offset;
  27   xi = *xi_ptr;
  28   neg_xi = -xi;
  29   res_2 = neg_xi + res_1;
  30   i_5 = i_4 + 1;
  31   ivtmp_7 = ivtmp_6 - 1U;
  32   if (ivtmp_7 != 0U)
  33     goto __BB3;
  34   else
  35     goto __BB4;
  36
  37  __BB(3):
  38   goto __BB2;
  39
  40  __BB(4):
  41   res_3 = __PHI (__BB2: res_2);
  42   return res_3;
  43 }
  44
  45 /* { dg-final { scan-tree-dump { = \.COND_(LEN_)?ADD} "vect" { target { vect_double_cond_arith && vect_fully_masked } } } } */
  46 /* { dg-final { scan-tree-dump { = \.COND_(LEN_)?SUB} "optimized" { target { vect_double_cond_arith && vect_fully_masked } } } } */