| /* { dg-do compile } */ |
| /* { dg-options "-O3 -fdump-tree-optimized" } */ |
| |
| void |
| test1 (double *out1, double *out2, double *out3, double *in1, |
| double *in2, int len) |
| { |
| int i; |
| double *__restrict o1 = __builtin_assume_aligned (out1, 16); |
| double *__restrict o2 = __builtin_assume_aligned (out2, 16); |
| double *__restrict o3 = __builtin_assume_aligned (out3, 16); |
| double *__restrict i1 = __builtin_assume_aligned (in1, 16); |
| double *__restrict i2 = __builtin_assume_aligned (in2, 16); |
| for (i = 0; i < len; ++i) |
| { |
| o1[i] = i1[i] * i2[i]; |
| o2[i] = i1[i] + i2[i]; |
| o3[i] = i1[i] - i2[i]; |
| } |
| } |
| |
| void |
| test2 (double *out1, double *out2, double *out3, double *in1, |
| double *in2, int len) |
| { |
| int i, align = 32, misalign = 16; |
| out1 = __builtin_assume_aligned (out1, align, misalign); |
| out2 = __builtin_assume_aligned (out2, align, 16); |
| out3 = __builtin_assume_aligned (out3, 32, misalign); |
| in1 = __builtin_assume_aligned (in1, 32, 16); |
| in2 = __builtin_assume_aligned (in2, 32, 0); |
| for (i = 0; i < len; ++i) |
| { |
| out1[i] = in1[i] * in2[i]; |
| out2[i] = in1[i] + in2[i]; |
| out3[i] = in1[i] - in2[i]; |
| } |
| } |
| |
| /* { dg-final { scan-tree-dump-not "__builtin_assume_aligned" "optimized" } } */ |
