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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c new file mode 100644 index 000000000..0730987e1 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c @@ -0,0 +1,36 @@ +/* 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 -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" } } */ |