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author | hp <hp@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-25 02:01:24 +0000 |
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committer | hp <hp@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-25 02:01:24 +0000 |
commit | 5b83677d1ae4ab4cca9ca01c454e1eb1a28130a1 (patch) | |
tree | a273e3ec7879a8d32c2871169f4407d4f74f7ccf /gcc | |
parent | 768b23adce445a1a919677f9e99a5b3e15d12a05 (diff) | |
download | gcc-5b83677d1ae4ab4cca9ca01c454e1eb1a28130a1.tar.gz |
* config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
with REG_P tests before REGNO access.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128743 138bc75d-0d04-0410-961f-82ee72b054a4
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 d21eb1eaab1..b46d9373a41 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 44ab5667ac3..aa878af0f82 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" |