From 428a55dee27d6b49f285d383e1f8a5558af480e2 Mon Sep 17 00:00:00 2001 From: Jeffrey A Law Date: Thu, 8 Oct 1998 17:45:02 +0000 Subject: [PATCH] * jump.c (jump_optimize): Revert accidental patch. From-SVN: r22929 --- gcc/ChangeLog | 2 ++ gcc/jump.c | 10 +++++++--- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ecd9e053b84..3de38fce277 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -5,6 +5,8 @@ Thu Oct 8 17:00:18 1998 Richard Henderson Thu Oct 8 17:15:04 1998 Jeffrey A Law (law@cygnus.com) + * jump.c (jump_optimize): Revert accidental patch. + * Makefile.in (cpplib.o): Use unlibsubdir. Thu Oct 8 12:50:47 1998 Jim Wilson diff --git a/gcc/jump.c b/gcc/jump.c index 967981aef44..16928a94e6f 100644 --- a/gcc/jump.c +++ b/gcc/jump.c @@ -480,9 +480,12 @@ jump_optimize (f, cross_jump, noop_moves, after_regscan) remove_death (dreg, trial); break; } - - /* Deleting insn could lose a death-note for SREG. */ - if ((trial = find_regno_note (insn, REG_DEAD, sreg))) +#ifdef PRESERVE_DEATH_INFO_REGNO_P + /* Deleting insn could lose a death-note for SREG + so don't do it if final needs accurate + death-notes. */ + if (PRESERVE_DEATH_INFO_REGNO_P (sreg) + && (trial = find_regno_note (insn, REG_DEAD, sreg))) { /* Change this into a USE so that we won't emit code for it, but still can keep the note. */ @@ -494,6 +497,7 @@ jump_optimize (f, cross_jump, noop_moves, after_regscan) XEXP (trial, 1) = NULL_RTX; } else +#endif delete_insn (insn); } }