diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/sse5-ima-vector.c')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/sse5-ima-vector.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/sse5-ima-vector.c b/gcc/testsuite/gcc.target/i386/sse5-ima-vector.c new file mode 100644 index 0000000..260291d --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/sse5-ima-vector.c @@ -0,0 +1,33 @@ +/* Test that the compiler properly optimizes vector 32-bit integer point + multiply and add instructions vector into pmacsdd on SSE5 systems. */ + +/* { dg-do compile { target x86_64-*-*} } */ +/* { dg-options "-O2 -msse5 -ftree-vectorize" } */ + +extern void exit (int); + +typedef long long __m128i __attribute__ ((__vector_size__ (16), __may_alias__)); + +#define SIZE 10240 + +union { + __m128i align; + int i[SIZE]; +} a, b, c, d; + +void +int_mul_add (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + a.i[i] = (b.i[i] * c.i[i]) + d.i[i]; +} + +int main () +{ + int_mul_add (); + exit (0); +} + +/* { dg-final { scan-assembler "pmacsdd" } } */ |