gcc/testsuite/gcc.target/riscv/rvv/base/vf_avl-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -march=rv64gcv -mabi=lp64d --param riscv-autovec-preference=fixed-vlmax" } */
   3
   4 float f[12][100];
   5
   6 void bad1(float v1, float v2)
   7 {
   8   for (int r = 0; r < 100; r += 4)
   9     {
  10       int i = r + 1;
  11       f[0][r] = f[1][r] * (f[2][r] + v2) - f[1][i] * (f[2][i] + v1);
  12       f[0][i] = f[1][r] * (f[2][i] + v1) + f[1][i] * (f[2][r] + v2);
  13       f[0][r+2] = f[1][r+2] * (f[2][r+2] + v2) - f[1][i+2] * (f[2][i+2] + v1);
  14       f[0][i+2] = f[1][r+2] * (f[2][i+2] + v1) + f[1][i+2] * (f[2][r+2] + v2);
  15     }
  16 }
  17
  18 /* { dg-final { scan-assembler-times {vsetivli\s+zero,\s*4,\s*e32,\s*m1,\s*t[au],\s*m[au]} 1 } } */
  19 /* { dg-final { scan-assembler-times {vsetivli\s+zero,\s*1,\s*e32,\s*m1,\s*t[au],\s*m[au]} 1 } } */
  20 /* { dg-final { scan-assembler-times {vsetivli} 2 } } */
  21 /* { dg-final { scan-assembler-not {vsetvli} } } */