gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_back_prop-7.c

   1 /* { dg-do compile } */
   2 /* { dg-options "--param=riscv-autovec-preference=scalable -march=rv32gcv -mabi=ilp32 -fno-tree-vectorize" } */
   3
   4 #include "riscv_vector.h"
   5
   6 void f (int32_t * restrict in, int32_t * restrict out, int n, int cond)
   7 {
   8   for (int i = 0; i < n; i++) {
   9     vint8mf8_t v = *(vint8mf8_t*)in;
  10     *(vint8mf8_t*)(out + i + 200) = v;
  11   }
  12   for (int i = 0; i < n; i++) {
  13     vint32mf2_t v = *(vint32mf2_t*)(in + 200);
  14     *(vint32mf2_t*)(out + i + 400) = v;
  15   }
  16   for (int i = 0; i < n; i++) {
  17     vint64m1_t v = *(vint64m1_t*)(in + 300);
  18     *(vint64m1_t*)(out + i + 400) = v;
  19   }
  20   for (int i = 0; i < n; i++) {
  21     vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 400);
  22     *(vfloat32mf2_t*)(out + i + 500) = v;
  23   }
  24   for (int i = 0; i < n; i++) {
  25     vfloat64m1_t v = *(vfloat64m1_t*)(in + 500);
  26     *(vfloat64m1_t*)(out + i + 600) = v;
  27   }
  28
  29   if (cond == 0) {
  30     for (int i = 0; i < n; i++) {
  31       out[i] = out[i] + 2;
  32     }
  33   }
  34
  35   for (int i = 0; i < n; i++) {
  36     vint16mf4_t v;
  37     *(vint16mf4_t*)(out + i + 700) = v;
  38   }
  39 }
  40
  41 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]} 1 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" } } } } */
  42 /* { dg-final { scan-assembler-times {vsetvli\s+zero,\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]} 1 { target { no-opts "-O0" no-opts "-O1"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" } } } } */
  43 /* { dg-final { scan-assembler-times {vsetvli} 2 { target { no-opts "-O0" no-opts "-O1" no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" } } } } */