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| author | Richard Earnshaw <rearnsha@arm.com> | 2002-09-18 14:01:58 +0000 |
|---|---|---|
| committer | Richard Earnshaw <rearnsha@gcc.gnu.org> | 2002-09-18 14:01:58 +0000 |
| commit | 872e50d35b5f4ec30a769823bd5b6ed84da89b39 (patch) | |
| tree | 9efda27f308a0c48151a4887a8278a7a67763246 | |
| parent | dd29188b820fc8bfae31d7aa4bb364858de1126f (diff) | |
| download | gcc-872e50d35b5f4ec30a769823bd5b6ed84da89b39.zip gcc-872e50d35b5f4ec30a769823bd5b6ed84da89b39.tar.gz gcc-872e50d35b5f4ec30a769823bd5b6ed84da89b39.tar.bz2 | |
re PR rtl-optimization/7967 (optimization produces wrong code (ARM))
PR optimization/7967
* arm.md (ne_zeroextractsi): Add clobber of the condition code
register.
From-SVN: r57278
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/arm/arm.md | 3 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fcf11dd..ee2543a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2002-09-18 Richard Earnshaw (reanrsha@arm.com) + + PR optimization/7967 + * arm.md (ne_zeroextractsi): Add clobber of the condition code + register. + 2002-09-18 Kazu Hirata <kazu@cs.umass.edu> * config/s390/s390.c: Follow spelling convention. diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index b56955d..a830462 100644 --- a/gcc/config/arm/arm.md +++ b/gcc/config/arm/arm.md @@ -1838,7 +1838,8 @@ (match_operand:SI 1 "s_register_operand" "r") (match_operand:SI 2 "const_int_operand" "n") (match_operand:SI 3 "const_int_operand" "n")) - (const_int 0)))] + (const_int 0))) + (clobber (reg:CC CC_REGNUM))] "TARGET_ARM && (INTVAL (operands[3]) >= 0 && INTVAL (operands[3]) < 32 && INTVAL (operands[2]) > 0 |