diff options
| author | matz <matz@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-03-22 16:28:51 +0000 |
|---|---|---|
| committer | matz <matz@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-03-22 16:28:51 +0000 |
| commit | 70bb3c914b2caa213e1063a8a0960efca9593f88 (patch) | |
| tree | f48c85db6997d5824270980a9eab9e75be570a0a /gcc/recog.c | |
| parent | 0bdba7760faceb03c5f42a9da1227e4bb4cc11fb (diff) | |
| download | gcc-70bb3c914b2caa213e1063a8a0960efca9593f88.tar.gz | |
PR middle-end/43475
* recog.c (validate_replace_rtx_group): Replace also in
REG_EQUAL and REG_EQUIV notes.
testsuite/
* gfortran.dg/pr43475.f90: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157640 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/recog.c')
| -rw-r--r-- | gcc/recog.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/recog.c b/gcc/recog.c index 810270625a2..bc0b2782d38 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -787,12 +787,18 @@ validate_replace_rtx_part_nosimplify (rtx from, rtx to, rtx *where, } -/* Try replacing every occurrence of FROM in INSN with TO. */ +/* Try replacing every occurrence of FROM in INSN with TO. This also + will replace in REG_EQUAL and REG_EQUIV notes. */ void validate_replace_rtx_group (rtx from, rtx to, rtx insn) { + rtx note; validate_replace_rtx_1 (&PATTERN (insn), from, to, insn, true); + for (note = REG_NOTES (insn); note; note = XEXP (note, 1)) + if (REG_NOTE_KIND (note) == REG_EQUAL + || REG_NOTE_KIND (note) == REG_EQUIV) + validate_replace_rtx_1 (&XEXP (note, 0), from, to, insn, true); } /* Function called by note_uses to replace used subexpressions. */ |