| /* { dg-require-effective-target p9vector_hw } */ |
| /* { dg-options "-mdejagnu-cpu=power9 -O3 --param tree-reassoc-width=1" } */ |
| |
| /* Originally from gcc.dg/vect/pr45752.c. */ |
| #include <stdarg.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| extern void abort (void); |
| extern void exit (int); |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #define M00 100 |
| #define M10 216 |
| #define M20 23 |
| #define M30 237 |
| #define M40 437 |
| |
| #define M01 1322 |
| #define M11 13 |
| #define M21 27271 |
| #define M31 2280 |
| #define M41 284 |
| |
| #define M02 74 |
| #define M12 191 |
| #define M22 500 |
| #define M32 111 |
| #define M42 1114 |
| |
| #define M03 134 |
| #define M13 117 |
| #define M23 11 |
| #define M33 771 |
| #define M43 71 |
| |
| #define M04 334 |
| #define M14 147 |
| #define M24 115 |
| #define M34 7716 |
| #define M44 16 |
| |
| #define N 20 |
| |
| void foo (unsigned int *__restrict__ pInput, |
| unsigned int *__restrict__ pOutput, |
| unsigned int *__restrict__ pInput2, |
| unsigned int *__restrict__ pOutput2) |
| { |
| unsigned int i, a, b, c, d, e; |
| |
| for (i = 0; i < N / 5; i++) |
| { |
| a = *pInput++; |
| b = *pInput++; |
| c = *pInput++; |
| d = *pInput++; |
| e = *pInput++; |
| |
| *pOutput++ = M00 * a + M01 * b + M02 * c + M03 * d + M04 * e; |
| *pOutput++ = M10 * a + M11 * b + M12 * c + M13 * d + M14 * e; |
| *pOutput++ = M20 * a + M21 * b + M22 * c + M23 * d + M24 * e; |
| *pOutput++ = M30 * a + M31 * b + M32 * c + M33 * d + M34 * e; |
| *pOutput++ = M40 * a + M41 * b + M42 * c + M43 * d + M44 * e; |
| |
| |
| a = *pInput2++; |
| b = *pInput2++; |
| c = *pInput2++; |
| d = *pInput2++; |
| e = *pInput2++; |
| |
| *pOutput2++ = M00 * a + M01 * b + M02 * c + M03 * d + M04 * e; |
| *pOutput2++ = M10 * a + M11 * b + M12 * c + M13 * d + M14 * e; |
| *pOutput2++ = M20 * a + M21 * b + M22 * c + M23 * d + M24 * e; |
| *pOutput2++ = M30 * a + M31 * b + M32 * c + M33 * d + M34 * e; |
| *pOutput2++ = M40 * a + M41 * b + M42 * c + M43 * d + M44 * e; |
| |
| } |
| } |
| |
| int main (int argc, const char* argv[]) |
| { |
| unsigned int input[N], output[N], i, input2[N], output2[N]; |
| unsigned int check_results[N] |
| = {3208, 1334, 28764, 35679, 2789, 13028, 4754, 168364, 91254, 12399, |
| 22848, 8174, 307964, 146829, 22009, 32668, 11594, 447564, 202404, 31619 }; |
| unsigned int check_results2[N] |
| = {7136, 2702, 84604, 57909, 6633, 16956, 6122, 224204, 113484, 16243, |
| 26776, 9542, 363804, 169059, 25853, 36596, 12962, 503404, 224634, 35463 }; |
| |
| for (i = 0; i < N; i++) |
| { |
| input[i] = i%256; |
| input2[i] = i + 2; |
| output[i] = 0; |
| output2[i] = 0; |
| __asm__ volatile (""); |
| } |
| |
| foo (input, output, input2, output2); |
| |
| for (i = 0; i < N; i++) |
| if (output[i] != check_results[i] |
| || output2[i] != check_results2[i]) |
| abort (); |
| |
| return 0; |
| } |