From edfac33e828bec837550da110999793dd436a551 Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Sat, 22 Aug 1998 17:21:23 -0600 Subject: [PATCH] recog.c (validate_replace_rtx_group): New function. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit � * recog.c (validate_replace_rtx_group): New function. * recog.h (validate_replace_rtx_group): Declare it. * regmove.c (optimize_reg_copy_3): If any substitution fails, then undo the entire group of substitutions. From-SVN: r21909 --- gcc/recog.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/gcc/recog.c b/gcc/recog.c index dd73a46bdc9..d472df0d267 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -550,6 +550,16 @@ validate_replace_rtx (from, to, insn) return apply_change_group (); } +/* Try replacing every occurrence of FROM in INSN with TO. After all + changes have been made, validate by seeing if INSN is still valid. */ + +void +validate_replace_rtx_group (from, to, insn) + rtx from, to, insn; +{ + validate_replace_rtx_1 (&PATTERN (insn), from, to, insn); +} + /* Try replacing every occurrence of FROM in INSN with TO, avoiding SET_DESTs. After all changes have been made, validate by seeing if INSN is still valid. */ -- 2.30.2