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| author | Segher Boessenkool <segher@kernel.crashing.org> | 2015-05-08 16:34:11 +0200 |
|---|---|---|
| committer | Segher Boessenkool <segher@gcc.gnu.org> | 2015-05-08 16:34:11 +0200 |
| commit | 2a812183d676b5b19fa9a4ad0520681e11c9d016 (patch) | |
| tree | 40db55dfae5cd770bd53abe72c75f28c7f74e956 /gcc | |
| parent | 7d54bea5b99b69b78efe81028098b78d9a52f815 (diff) | |
| download | gcc-2a812183d676b5b19fa9a4ad0520681e11c9d016.zip gcc-2a812183d676b5b19fa9a4ad0520681e11c9d016.tar.gz gcc-2a812183d676b5b19fa9a4ad0520681e11c9d016.tar.bz2 | |
rs6000.md: Require operand inequality in one of the peepholes.
* config/rs6000/rs6000.md: Require operand inequality in one
of the peepholes.
From-SVN: r222912
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e85dc31..5f15755 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2015-05-08 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.md: Require operand inequality in one + of the peepholes. + 2015-05-08 Richard Sandiford <richard.sandiford@arm.com> Franz Sirl <Franz.Sirl-kernel@lauterbach.com> diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index 0909986..acf890c 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -12051,7 +12051,8 @@ (match_operand 7 "" "") (match_operand 8 "" "")))] "peep2_reg_dead_p (3, operands[0]) - && peep2_reg_dead_p (4, operands[4])" + && peep2_reg_dead_p (4, operands[4]) + && REGNO (operands[0]) != REGNO (operands[5])" [(set (match_dup 0) (xor:SI (match_dup 5) (match_dup 9))) (set (match_dup 4) (compare:CC (match_dup 0) (match_dup 10))) (set (pc) (if_then_else (match_dup 6) (match_dup 7) (match_dup 8)))] |