| /* { dg-require-effective-target vect_int } */ |
| |
| #include <stdarg.h> |
| #include "tree-vect.h" |
| |
| #define N 128 |
| |
| int |
| main1 (unsigned short a0, unsigned short a1, unsigned short a2, |
| unsigned short a3, unsigned short a4, unsigned short a5, |
| unsigned short a6, unsigned short a7, unsigned short a8) |
| { |
| int i; |
| unsigned short out[N*8], out2[N*8], b0, b1, b2, b3, b4, b5, b6, b7, b8; |
| |
| for (i = 0; i < N; i++) |
| { |
| b0 = a0 + 8; |
| b1 = a1 + 7; |
| b2 = a2 + 6; |
| b3 = a3 + 5; |
| b4 = a4 + 4; |
| b5 = a5 + 3; |
| |
| out[i*4] = b0; |
| out[i*4 + 1] = b1; |
| out[i*4 + 2] = b2; |
| out[i*4 + 3] = b3; |
| |
| out2[i*4] = b0; |
| out2[i*4 + 1] = b1; |
| out2[i*4 + 2] = b4; |
| out2[i*4 + 3] = b5; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < N; i++) |
| { |
| if (out[i*4] != b0 |
| || out[i*4 + 1] != b1 |
| || out[i*4 + 2] != b2 |
| || out[i*4 + 3] != b3) |
| abort (); |
| |
| if (out2[i*4] != b0 |
| || out2[i*4 + 1] != b1 |
| || out2[i*4 + 2] != b4 |
| || out2[i*4 + 3] != b5) |
| abort (); |
| } |
| |
| for (i = 0; i < N; i++) |
| { |
| b0 = a0 + 8; |
| b1 = a1 + 7; |
| b2 = a2 + 6; |
| b3 = a3 + 5; |
| b4 = a4 + 4; |
| b5 = a5 + 3; |
| b6 = a6 + 2; |
| b7 = a7 + 1; |
| b8 = a8 + 9; |
| |
| out[i*4] = b0; |
| out[i*4 + 1] = b1; |
| out[i*4 + 2] = b2; |
| out[i*4 + 3] = b3; |
| |
| out2[i*8] = b0; |
| out2[i*8 + 1] = b1; |
| out2[i*8 + 2] = b4; |
| out2[i*8 + 3] = b5; |
| out2[i*8 + 4] = b6; |
| out2[i*8 + 5] = b2; |
| out2[i*8 + 6] = b7; |
| out2[i*8 + 7] = b8; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < N; i++) |
| { |
| if (out[i*4] != b0 |
| || out[i*4 + 1] != b1 |
| || out[i*4 + 2] != b2 |
| || out[i*4 + 3] != b3) |
| abort (); |
| |
| if (out2[i*8] != b0 |
| || out2[i*8 + 1] != b1 |
| || out2[i*8 + 2] != b4 |
| || out2[i*8 + 3] != b5 |
| || out2[i*8 + 4] != b6 |
| || out2[i*8 + 5] != b2 |
| || out2[i*8 + 6] != b7 |
| || out2[i*8 + 7] != b8) |
| abort (); |
| } |
| |
| |
| return 0; |
| } |
| |
| int main (void) |
| { |
| check_vect (); |
| |
| main1 (8,7,6,5,4,3,2,1,0); |
| |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ |
| /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 4 "vect" } } */ |
| |