| /* { dg-additional-options "-fno-math-errno -fdisable-tree-sincos" } */ |
| /* { dg-require-effective-target vect_float } */ |
| |
| void __attribute__ ((noipa)) |
| f (float *a) |
| { |
| a[0] = a[0] * a[0]; |
| a[1] = __builtin_powf (a[1], 2); |
| a[2] = a[2] * a[2]; |
| a[3] = __builtin_powf (a[3], 2); |
| } |
| |
| float a[4] = { 1, 2, 3, 4 }; |
| |
| int |
| main (void) |
| { |
| f (a); |
| for (int i = 0; i < 4; ++i) |
| { |
| if (a[i] != (i + 1) * (i + 1)) |
| __builtin_abort (); |
| asm volatile ("" ::: "memory"); |
| } |
| return 0; |
| } |
| |
| /* On older powerpc hardware (POWER7 and earlier), the default flag |
| -mno-allow-movmisalign prevents vectorization. On POWER8 and later, |
| when vect_hw_misalign is true, vectorization occurs. */ |
| |
| /* { dg-final { scan-tree-dump-times "optimized: basic block" 1 "slp2" { target {{ ! powerpc*-*-* } || { powerpc*-*-* && vect_hw_misalign }} } } } */ |
