| /* { dg-do run } */ |
| /* { dg-require-effective-target sse3 } */ |
| /* { dg-options "-O3 -msse3 -fdump-tree-slp2" } */ |
| |
| #ifndef CHECK_H |
| #define CHECK_H "sse3-check.h" |
| #endif |
| |
| #ifndef TEST |
| #define TEST sse3_test |
| #endif |
| |
| #include CHECK_H |
| |
| float x[4], y[4], z[4]; |
| void __attribute__((noipa)) foo () |
| { |
| x[0] = y[0] - z[0]; |
| x[1] = y[1] + z[1]; |
| x[2] = y[2] - z[2]; |
| x[3] = y[3] + z[3]; |
| } |
| void __attribute__((noipa)) bar () |
| { |
| x[0] = y[0] + z[0]; |
| x[1] = y[1] - z[1]; |
| x[2] = y[2] + z[2]; |
| x[3] = y[3] - z[3]; |
| } |
| static void |
| TEST (void) |
| { |
| for (int i = 0; i < 4; ++i) |
| { |
| y[i] = i + 1; |
| z[i] = 2 * i + 1; |
| } |
| foo (); |
| if (x[0] != 0 || x[1] != 5 || x[2] != -2 || x[3] != 11) |
| __builtin_abort (); |
| bar (); |
| if (x[0] != 2 || x[1] != -1 || x[2] != 8 || x[3] != -3) |
| __builtin_abort (); |
| } |
| |
| /* { dg-final { scan-tree-dump-times "ADDSUB" 1 "slp2" } } */ |
