diff options
| author | Jeffrey A Law <law@cygnus.com> | 1999-12-14 03:26:55 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1999-12-13 20:26:55 -0700 |
| commit | 37ac53d9bb53027fc4bc1112a740c7dee4ca5f11 (patch) | |
| tree | 10fa1b7c4c77475a19de79e4efb47e103ee0c325 /gcc | |
| parent | edcf698d87520c1e9d16f4b59b827ed037a310c0 (diff) | |
| download | gcc-37ac53d9bb53027fc4bc1112a740c7dee4ca5f11.zip gcc-37ac53d9bb53027fc4bc1112a740c7dee4ca5f11.tar.gz gcc-37ac53d9bb53027fc4bc1112a740c7dee4ca5f11.tar.bz2 | |
combine.c (combine_simplify_rtx): Fix order of checks for (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
* combine.c (combine_simplify_rtx): Fix order of checks for
(ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
From-SVN: r30894
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/combine.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e0696bf..7e76aed 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com) + + * combine.c (combine_simplify_rtx): Fix order of checks for + (ashiftrt foo C) -> (lt foo (const_int 0)) simplification. + 1999-12-13 Clinton Popetz <cpopetz@cygnus.com> * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out diff --git a/gcc/combine.c b/gcc/combine.c index f3bd234..33de1bf 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -3823,8 +3823,8 @@ combine_simplify_rtx (x, op0_mode, last, in_dest) perform the above simplification. */ if (STORE_FLAG_VALUE == -1 - && XEXP (x, 1) == const1_rtx && GET_CODE (XEXP (x, 0)) == ASHIFTRT + && XEXP (x, 1) == const1_rtx && GET_CODE (XEXP (XEXP (x, 0), 1)) == CONST_INT && INTVAL (XEXP (XEXP (x, 0), 1)) == GET_MODE_BITSIZE (mode) - 1) return gen_rtx_combine (GE, mode, XEXP (XEXP (x, 0), 0), const0_rtx); |