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| author | Jim Wilson <wilson@gcc.gnu.org> | 1995-03-30 15:34:12 -0800 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 1995-03-30 15:34:12 -0800 |
| commit | d6c8056260b2a70d1f48200b7c6cc9677c2951a5 (patch) | |
| tree | d23b192e3e3c0c04006c37cf1d1596437a60c9ff | |
| parent | 1ff5cbcd768d56843a97decde31be4d0ea587417 (diff) | |
| download | gcc-d6c8056260b2a70d1f48200b7c6cc9677c2951a5.zip gcc-d6c8056260b2a70d1f48200b7c6cc9677c2951a5.tar.gz gcc-d6c8056260b2a70d1f48200b7c6cc9677c2951a5.tar.bz2 | |
(get_last_value): Revert back to use prev_nonnote_insn instead of prev_real_insn.
(get_last_value): Revert back to use prev_nonnote_insn
instead of prev_real_insn. Modify test that ignores USE insns.
From-SVN: r9268
| -rw-r--r-- | gcc/combine.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index 0ec186b..b25191e 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -9869,11 +9869,13 @@ get_last_value (x) /* Skip over USE insns. They are not useful here, and they may have been made by combine, in which case they do not have a INSN_CUID - value. */ - for (insn = prev_real_insn (subst_insn); - insn && (GET_CODE (PATTERN (insn)) == USE + value. We can't use prev_real_insn, because that would incorrectly + take us backwards across labels. */ + for (insn = prev_nonnote_insn (subst_insn); + insn && ((GET_CODE (insn) == INSN + && GET_CODE (PATTERN (insn)) == USE) || INSN_CUID (insn) >= subst_low_cuid); - insn = prev_real_insn (insn)) + insn = prev_nonnote_insn (insn)) ; if (insn |