diff options
| author | Kazu Hirata <kazu@cs.umass.edu> | 2003-03-02 02:31:00 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2003-03-02 02:31:00 +0000 |
| commit | 36bf3f1baf679eb7db5907f4871c710501bbe42b (patch) | |
| tree | 37e3735e12abe367d89d6410964c8b8c1d3cf2dd /gcc | |
| parent | facf86acd71f614af87adeb10f28c113b209ff30 (diff) | |
| download | gcc-36bf3f1baf679eb7db5907f4871c710501bbe42b.zip gcc-36bf3f1baf679eb7db5907f4871c710501bbe42b.tar.gz gcc-36bf3f1baf679eb7db5907f4871c710501bbe42b.tar.bz2 | |
* config/h8300/h8300.md (a peephole2): Remove dead code.
From-SVN: r63653
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/h8300/h8300.md | 4 |
2 files changed, 5 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 61dca7e..cdf5184 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2003-03-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Remove dead code. + 2003-03-01 Roger Sayle <roger@eyesopen.com> PR c++/9367 diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md index f97e934..06596e5 100644 --- a/gcc/config/h8300/h8300.md +++ b/gcc/config/h8300/h8300.md @@ -3564,7 +3564,6 @@ ;; dead 0x000000?? except 1 and 2 eq/ne xor.b and test ;; dead 0x0000??00 eq/ne xor.b and test ;; dead 0x0000ffff eq/ne not.w and test -;; dead 0xffff0000 eq/ne not.w and test ;; ;; dead 0xffffff?? except -1 and -2 eq/ne xor.b and not.l ;; dead 0xffff??ff eq/ne xor.b and not.l @@ -3674,8 +3673,7 @@ && peep2_reg_dead_p (1, operands[0]) && ((INTVAL (operands[1]) & 0x00ff) == INTVAL (operands[1]) || (INTVAL (operands[1]) & 0xff00) == INTVAL (operands[1]) - || INTVAL (operands[1]) == 0x0000ffff - || INTVAL (operands[1]) == 0xffff0000) + || INTVAL (operands[1]) == 0x0000ffff) && INTVAL (operands[1]) != 1 && INTVAL (operands[1]) != 2" [(set (match_dup 0) |