1/* Test that the compiler properly optimizes floating point multiply and add
2   instructions vector into pmacsdd/etc. on XOP systems.  */
3
4/* { dg-do compile } */
5/* { dg-require-effective-target lp64 } */
6/* { dg-options "-O2 -mxop -mno-avx2 -ftree-vectorize" } */
7
8extern void exit (int);
9
10typedef long __m128i  __attribute__ ((__vector_size__ (16), __may_alias__));
11
12#define SIZE 10240
13
14union {
15  __m128i i_align;
16  long i64[SIZE];
17} a, b, c, d;
18
19void
20imul64 (void)
21{
22  int i;
23
24  for (i = 0; i < SIZE; i++)
25    a.i64[i] = b.i64[i] * c.i64[i];
26}
27
28int main ()
29{
30  imul64 ();
31  exit (0);
32}
33
34/* { dg-final { scan-assembler "vpmulld" } } */
35/* { dg-final { scan-assembler "vphadddq" } } */
36