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| author | meissner <meissner@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-06-03 00:06:12 +0000 |
|---|---|---|
| committer | meissner <meissner@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-06-03 00:06:12 +0000 |
| commit | 0eac26de911d5eccc305d8491c409421cb5c82ce (patch) | |
| tree | d55e7fa0ae623e1c748075d3f81edeb35fb123fb /gcc/testsuite/gcc.target/powerpc/recip-1.c | |
| parent | d653ac31d03d8dab08d2e77947bfeaed96f1986b (diff) | |
| download | gcc-0eac26de911d5eccc305d8491c409421cb5c82ce.tar.gz | |
PR target/44218, improve -mrecip on powerpc
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160199 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.target/powerpc/recip-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/recip-1.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/recip-1.c b/gcc/testsuite/gcc.target/powerpc/recip-1.c new file mode 100644 index 00000000000..d1e383dc4ea --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/recip-1.c @@ -0,0 +1,18 @@ +/* { dg-do compile { target { powerpc*-*-* } } } */ +/* { dg-options "-O2 -mrecip -ffast-math -mcpu=power6" } */ +/* { dg-final { scan-assembler-times "frsqrte" 2 } } */ +/* { dg-final { scan-assembler-times "fmsub" 2 } } */ +/* { dg-final { scan-assembler-times "fmul" 8 } } */ +/* { dg-final { scan-assembler-times "fnmsub" 4 } } */ + +double +rsqrt_d (double a) +{ + return 1.0 / __builtin_sqrt (a); +} + +float +rsqrt_f (float a) +{ + return 1.0f / __builtin_sqrtf (a); +} |