gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_back_prop-8.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-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   switch (cond)
  30   {
  31   case 0:
  32   {
  33       for (int i = 0; i < n; i++)
  34       {
  35           out[i] = out[i] + 2;
  36       }
  37   }
  38   break;
  39   case 1:
  40   {
  41       for (int i = 0; i < n; i++)
  42       {
  43           out[i] = out[i] + 3;
  44       }
  45   }
  46   break;
  47   case 2:
  48   {
  49       for (int i = 0; i < n; i++)
  50       {
  51           out[i] = out[i] + 5;
  52       }
  53       for (int i = 0; i < n; i++)
  54       {
  55           out[i] = out[i] + 6;
  56       }
  57   }
  58   break;
  59   case 4:
  60   {
  61       for (int i = 0; i < n; i++)
  62       {
  63           out[i] = out[i] + 8;
  64       }
  65       for (int i = 0; i < n; i++)
  66       {
  67           out[i] = out[i] + 9;
  68       }
  69   }
  70   break;
  71   case 5:
  72   {
  73       for (int i = 0; i < n; i++)
  74       {
  75           out[i] = out[i] + 10;
  76       }
  77       for (int i = 0; i < n; i++)
  78       {
  79           out[i] = out[i] + 11;
  80       }
  81   }
  82   break;
  83   case 6:
  84   {
  85       for (int i = 0; i < n; i++)
  86       {
  87           out[i] = out[i] + 12;
  88       }
  89       for (int i = 0; i < n; i++)
  90       {
  91           out[i] = out[i] + 13;
  92       }
  93       for (int i = 0; i < n; i++)
  94       {
  95           out[i] = out[i] * out[i];
  96       }
  97   }
  98   break;
  99   case 7:
 100   {
 101       for (int i = 0; i < n; i++)
 102       {
 103           out[i] = out[i] + 15;
 104       }
 105       for (int i = 0; i < n; i++)
 106       {
 107           out[i] = out[i] + 16;
 108       }
 109       for (int i = 0; i < n; i++)
 110       {
 111           out[i] = out[i] + out[i];
 112       }
 113   }
 114   break;
 115   case 8:
 116   {
 117       for (int i = 0; i < n; i++)
 118       {
 119           out[i] = out[i] + 101;
 120       }
 121   }
 122   break;
 123   case 9:
 124   {
 125       for (int i = 0; i < n; i++)
 126       {
 127           out[i] = out[i] * 101;
 128       }
 129   }
 130   break;
 131   case 10:
 132   {
 133       for (int i = 0; i < n; i++)
 134       {
 135           out[i] = out[i] >> 3;
 136       }
 137   }
 138   break;
 139   default:
 140   break;
 141   }
 142   for (int i = 0; i < n; i++) {
 143     vint16mf4_t v;
 144     *(vint16mf4_t*)(out + i + 700) = v;
 145   }
 146 }
 147 /* { 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 "-O1" no-opts "-Os" no-opts "-funroll-loops" no-opts "-g" } } } } */
 148 /* { 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 "-funroll-loops" no-opts "-g" } } } } */
 149 /* { dg-final { scan-assembler-times {vsetvli} 2 { target { no-opts "-O0" no-opts "-O1" no-opts "-Os" no-opts "-funroll-loops" no-opts "-g" } } } } */