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| author | Hans-Peter Nilsson <hp@bitrange.com> | 2007-09-25 02:01:24 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2007-09-25 02:01:24 +0000 |
| commit | ab3e1ef66a7e5d765ffb9730c0894487211e0f82 (patch) | |
| tree | a273e3ec7879a8d32c2871169f4407d4f74f7ccf /gcc | |
| parent | 8d2fd9c9516dd878fb2809eca55e3bd35807f173 (diff) | |
| download | gcc-ab3e1ef66a7e5d765ffb9730c0894487211e0f82.zip gcc-ab3e1ef66a7e5d765ffb9730c0894487211e0f82.tar.gz gcc-ab3e1ef66a7e5d765ffb9730c0894487211e0f82.tar.bz2 | |
mmix.md ("*cmpcc_folded"): In condition, gate with REG_P tests before REGNO access.
* config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
with REG_P tests before REGNO access.
From-SVN: r128743
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/mmix/mmix.md | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d21eb1e..b46d937 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2007-09-25 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate + with REG_P tests before REGNO access. + 2007-09-24 DJ Delorie <dj@redhat.com> PR target/31482 diff --git a/gcc/config/mmix/mmix.md b/gcc/config/mmix/mmix.md index 44ab566..aa878af 100644 --- a/gcc/config/mmix/mmix.md +++ b/gcc/config/mmix/mmix.md @@ -481,7 +481,8 @@ DIVU %1,%1,%2\;GET %0,:rR\;NEGU %2,0,%0\;CSNN %0,$255,%2") (const_int 0)))] ;; FIXME: Can we test equivalence any other way? ;; FIXME: Can we fold any other way? - "REGNO (operands[1]) == REGNO (operands[0])" + "REG_P (operands[0]) && REG_P (operands[1]) + && REGNO (operands[1]) == REGNO (operands[0])" "%% folded: cmp %0,%1,0") (define_insn "*cmpcc" |