diff options
| author | uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-04 10:07:19 +0000 |
|---|---|---|
| committer | uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-04 10:07:19 +0000 |
| commit | aa70f65eec67507a2c94b3ce2696945abd066aed (patch) | |
| tree | 5e385c13788bef59e16a57f49b74a6ac9b4571b1 /gcc/testsuite | |
| parent | f528f86ac146c212e22075517bd65fd58ac8f1c2 (diff) | |
| download | gcc-aa70f65eec67507a2c94b3ce2696945abd066aed.tar.gz | |
PR middle-end/33187
* combine.c (subst): Do not try to simplify X if it represents load
of FP constant from the constant pool via float extension.
testsuite/ChangeLog:
PR middle-end/33187
* gcc.target/i386/cmov7.c: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128072 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/cmov7.c | 15 |
2 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 465aaa29b6f..1db7371f602 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2007-09-04 Uros Bizjak <ubizjak@gmail.com> + PR middle-end/33187 + * gcc.target/i386/cmov7.c: New file. + +2007-09-04 Uros Bizjak <ubizjak@gmail.com> + * gcc.target/i386/sse4a-check.h: New file. * gcc.target/i386/sse4a-extract.c: Include sse4a-check.h. Remove main. * gcc.target/i386/sse4a-insert.c: Ditto. diff --git a/gcc/testsuite/gcc.target/i386/cmov7.c b/gcc/testsuite/gcc.target/i386/cmov7.c new file mode 100644 index 00000000000..b5d50d7cbcf --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/cmov7.c @@ -0,0 +1,15 @@ +/* PR middle-end/33187 */ + +/* { dg-do compile } */ +/* { dg-options "-O2 -march=k8 -ffast-math -mfpmath=387" } */ +/* { dg-final { scan-assembler "fcmov" } } */ + +/* compress_float_constant generates load + float_extend + sequence which combine pass failed to combine into + (set (reg:DF) (float_extend:DF (mem:SF (symbol_ref...)))). */ + +double +sgn (double __x) +{ + return __x >= 0.0 ? 1.0 : -1.0; +} |