diff options
| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-05-17 01:49:19 +0000 |
|---|---|---|
| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-05-17 01:49:19 +0000 |
| commit | fbda300815c13a06f20bd4b9491acd188b5ffe5e (patch) | |
| tree | 7b0af160f7e726af751f187f292190ad8e1347d8 | |
| parent | ccc72a9c4b3dff446113619661107c15a573d9a5 (diff) | |
| download | ppe42-gcc-fbda300815c13a06f20bd4b9491acd188b5ffe5e.tar.gz ppe42-gcc-fbda300815c13a06f20bd4b9491acd188b5ffe5e.zip | |
* m68k.c (standard_68881_constant_p): Don't accept -0.0 as valid
68881 constant.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26964 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/config/m68k/m68k.c | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6460356a5b0..0853d936e33 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -5,6 +5,9 @@ Mon May 17 01:57:37 1999 David Daney <daney@ibw.com.ni> 1999-05-17 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> + * m68k.c (standard_68881_constant_p): Don't accept -0.0 as valid + 68881 constant. + * fold-const.c (fold_truthop): When converting a one-bit comparison don't sign extend the constant. diff --git a/gcc/config/m68k/m68k.c b/gcc/config/m68k/m68k.c index 344f9b659cb..98f51978ac8 100644 --- a/gcc/config/m68k/m68k.c +++ b/gcc/config/m68k/m68k.c @@ -2460,9 +2460,11 @@ standard_68881_constant_p (x) REAL_VALUE_FROM_CONST_DOUBLE (r, x); + /* Use REAL_VALUES_IDENTICAL instead of REAL_VALUES_EQUAL so that -0.0 + is rejected. */ for (i = 0; i < 6; i++) { - if (REAL_VALUES_EQUAL (r, values_68881[i])) + if (REAL_VALUES_IDENTICAL (r, values_68881[i])) return (codes_68881[i]); } |
