| /* Test that the compiler properly optimizes floating point multiply and add |
| instructions vector into pmacsdd/etc. on XOP systems. */ |
| |
| /* { dg-do compile } */ |
| /* { dg-require-effective-target lp64 } */ |
| /* { dg-options "-O2 -mxop -mno-avx2 -ftree-vectorize" } */ |
| |
| extern void exit (int); |
| |
| typedef long __m128i __attribute__ ((__vector_size__ (16), __may_alias__)); |
| |
| #define SIZE 10240 |
| |
| union { |
| __m128i i_align; |
| int i32[SIZE]; |
| long i64[SIZE]; |
| } a, b, c, d; |
| |
| void |
| imul32_to_64 (void) |
| { |
| int i; |
| |
| for (i = 0; i < SIZE; i++) |
| a.i64[i] = ((long)b.i32[i]) * ((long)c.i32[i]); |
| } |
| |
| int main () |
| { |
| imul32_to_64 (); |
| exit (0); |
| } |
| |
| /* { dg-final { scan-assembler "vpmuldq" } } */ |
| /* { dg-final { scan-assembler "vpmacsdqh" } } */ |
