gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_bb_prop-9.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 (int8_t * restrict in, int8_t * restrict out, int n)
   7 {
   8   switch (n)
   9   {
  10   case 0:{
  11     vint8mf8_t v = *(vint8mf8_t*)(in + 500);
  12     *(vint8mf8_t*)(out + 500) = v;
  13     break;
  14   }
  15   case 1:{
  16     vint8mf8_t v = *(vint8mf8_t*)(in + 500);
  17     *(vint8mf8_t*)(out + 500) = v;
  18     break;
  19   }
  20   default:{
  21     vint8mf8_t v = *(vint8mf8_t*)(in + 700);
  22     *(vint8mf8_t*)(out + 700) = v;
  23     break;
  24   }
  25   }
  26
  27   for (int i = 0 ; i < n * n; i++)
  28     out[i] = out[i] + out[i];
  29
  30   for (int i = 0 ; i < n * n * n; i++)
  31     out[i] = out[i] * out[i];
  32
  33   for (int i = 0 ; i < n * n * n * n; i++)
  34     out[i] = out[i] * out[i];
  35
  36   for (int i = 0 ; i < n * n * n * n; i++) {
  37     vint8mf8_t v = *(vint8mf8_t*)(in + 900 + i);
  38     *(vint8mf8_t*)(out + 900 + i) = v;
  39   }
  40 }
  41
  42 void f2 (int8_t * restrict in, int8_t * restrict out, int n)
  43 {
  44   switch (n)
  45   {
  46   case 0:{
  47     vint8mf4_t v = *(vint8mf4_t*)(in + 500);
  48     *(vint8mf4_t*)(out + 500) = v;
  49     break;
  50   }
  51   case 1:{
  52     vint8mf4_t v = *(vint8mf4_t*)(in + 500);
  53     *(vint8mf4_t*)(out + 500) = v;
  54     break;
  55   }
  56   default:{
  57     vint8mf4_t v = *(vint8mf4_t*)(in + 700);
  58     *(vint8mf4_t*)(out + 700) = v;
  59     break;
  60   }
  61   }
  62
  63   for (int i = 0 ; i < n * n; i++)
  64     out[i] = out[i] + out[i];
  65
  66   for (int i = 0 ; i < n * n * n; i++)
  67     out[i] = out[i] * out[i];
  68
  69   for (int i = 0 ; i < n * n * n * n; i++)
  70     out[i] = out[i] * out[i];
  71
  72   for (int i = 0 ; i < n * n * n * n; i++) {
  73     vint8mf4_t v = *(vint8mf4_t*)(in + 900 + i);
  74     *(vint8mf4_t*)(out + 900 + i) = v;
  75   }
  76 }
  77
  78 void f3 (int8_t * restrict in, int8_t * restrict out, int n)
  79 {
  80   switch (n)
  81   {
  82   case 0:{
  83     vint8mf2_t v = *(vint8mf2_t*)(in + 500);
  84     *(vint8mf2_t*)(out + 500) = v;
  85     break;
  86   }
  87   case 1:{
  88     vint8mf2_t v = *(vint8mf2_t*)(in + 500);
  89     *(vint8mf2_t*)(out + 500) = v;
  90     break;
  91   }
  92   default:{
  93     vint8mf2_t v = *(vint8mf2_t*)(in + 700);
  94     *(vint8mf2_t*)(out + 700) = v;
  95     break;
  96   }
  97   }
  98
  99   for (int i = 0 ; i < n * n; i++)
 100     out[i] = out[i] + out[i];
 101
 102   for (int i = 0 ; i < n * n * n; i++)
 103     out[i] = out[i] * out[i];
 104
 105   for (int i = 0 ; i < n * n * n * n; i++)
 106     out[i] = out[i] * out[i];
 107
 108   for (int i = 0 ; i < n * n * n * n; i++) {
 109     vint8mf2_t v = *(vint8mf2_t*)(in + 900 + i);
 110     *(vint8mf2_t*)(out + 900 + i) = v;
 111   }
 112 }
 113
 114 void f4 (int8_t * restrict in, int8_t * restrict out, int n)
 115 {
 116   switch (n)
 117   {
 118   case 0:{
 119     vint16mf4_t v = *(vint16mf4_t*)(in + 500);
 120     *(vint16mf4_t*)(out + 500) = v;
 121     break;
 122   }
 123   case 1:{
 124     vint16mf4_t v = *(vint16mf4_t*)(in + 500);
 125     *(vint16mf4_t*)(out + 500) = v;
 126     break;
 127   }
 128   default:{
 129     vint16mf4_t v = *(vint16mf4_t*)(in + 700);
 130     *(vint16mf4_t*)(out + 700) = v;
 131     break;
 132   }
 133   }
 134
 135   for (int i = 0 ; i < n * n; i++)
 136     out[i] = out[i] + out[i];
 137
 138   for (int i = 0 ; i < n * n * n; i++)
 139     out[i] = out[i] * out[i];
 140
 141   for (int i = 0 ; i < n * n * n * n; i++)
 142     out[i] = out[i] * out[i];
 143
 144   for (int i = 0 ; i < n * n * n * n; i++) {
 145     vint16mf4_t v = *(vint16mf4_t*)(in + 900 + i);
 146     *(vint16mf4_t*)(out + 900 + i) = v;
 147   }
 148 }
 149
 150 void f5 (int8_t * restrict in, int8_t * restrict out, int n)
 151 {
 152   switch (n)
 153   {
 154   case 0:{
 155     vint16mf2_t v = *(vint16mf2_t*)(in + 500);
 156     *(vint16mf2_t*)(out + 500) = v;
 157     break;
 158   }
 159   case 1:{
 160     vint16mf2_t v = *(vint16mf2_t*)(in + 500);
 161     *(vint16mf2_t*)(out + 500) = v;
 162     break;
 163   }
 164   default:{
 165     vint16mf2_t v = *(vint16mf2_t*)(in + 700);
 166     *(vint16mf2_t*)(out + 700) = v;
 167     break;
 168   }
 169   }
 170
 171   for (int i = 0 ; i < n * n; i++)
 172     out[i] = out[i] + out[i];
 173
 174   for (int i = 0 ; i < n * n * n; i++)
 175     out[i] = out[i] * out[i];
 176
 177   for (int i = 0 ; i < n * n * n * n; i++)
 178     out[i] = out[i] * out[i];
 179
 180   for (int i = 0 ; i < n * n * n * n; i++) {
 181     vint16mf2_t v = *(vint16mf2_t*)(in + 900 + i);
 182     *(vint16mf2_t*)(out + 900 + i) = v;
 183   }
 184 }
 185
 186 void f6 (int8_t * restrict in, int8_t * restrict out, int n)
 187 {
 188   switch (n)
 189   {
 190   case 0:{
 191     vint32mf2_t v = *(vint32mf2_t*)(in + 500);
 192     *(vint32mf2_t*)(out + 500) = v;
 193     break;
 194   }
 195   case 1:{
 196     vint32mf2_t v = *(vint32mf2_t*)(in + 500);
 197     *(vint32mf2_t*)(out + 500) = v;
 198     break;
 199   }
 200   default:{
 201     vint32mf2_t v = *(vint32mf2_t*)(in + 700);
 202     *(vint32mf2_t*)(out + 700) = v;
 203     break;
 204   }
 205   }
 206
 207   for (int i = 0 ; i < n * n; i++)
 208     out[i] = out[i] + out[i];
 209
 210   for (int i = 0 ; i < n * n * n; i++)
 211     out[i] = out[i] * out[i];
 212
 213   for (int i = 0 ; i < n * n * n * n; i++)
 214     out[i] = out[i] * out[i];
 215
 216   for (int i = 0 ; i < n * n * n * n; i++) {
 217     vint32mf2_t v = *(vint32mf2_t*)(in + 900 + i);
 218     *(vint32mf2_t*)(out + 900 + i) = v;
 219   }
 220 }
 221
 222 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]} 3 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" no-opts "-O1" } } } } */
 223 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]} 3 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" no-opts "-O1" } } } } */
 224 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]} 3 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" no-opts "-O1" } } } } */
 225 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]} 3 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" no-opts "-O1" } } } } */
 226 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]} 3 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" no-opts "-O1" } } } } */
 227 /* { dg-final { scan-assembler-times {vsetvli\s+[a-x0-9]+,\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]} 3 { target { no-opts "-O0"  no-opts "-Os" no-opts "-Oz" no-opts "-funroll-loops" no-opts "-g" no-opts "-O1" } } } } */