| /* { dg-do compile } */ |
| /* { dg-options "-O2 -ftree-vectorize" } */ |
| |
| #include <stdint.h> |
| |
| #define LOOP(FACTOR) \ |
| __attribute__ ((noipa)) \ |
| void \ |
| test_##FACTOR (uint64_t *restrict dst, \ |
| uint64_t *restrict src, int count) \ |
| { \ |
| for (int i = 0; i < count; ++i) \ |
| dst[i] += (src[i] & 0xffffffff) * FACTOR; \ |
| } |
| |
| #define TEST_ALL(T) T (1) T (2) T (4) T (8) |
| |
| TEST_ALL (LOOP) |
| |
| /* { dg-final { scan-assembler-not {\tadd\tz[0-9]\.d,} } } */ |
| /* { dg-final { scan-assembler-not {\tlsl\tz[0-9]\.d,} } } */ |
| /* { dg-final { scan-assembler-not {\tand\tz[0-9]\.d,} } } */ |
| /* { dg-final { scan-assembler-not {\tuxtw\tz[0-9]\.d,} } } */ |
| /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw\]} 1 } } */ |
| /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw 1\]} 1 } } */ |
| /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw 2\]} 1 } } */ |
| /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw 3\]} 1 } } */ |