From 7193d1dc3d0359e9f3257d3b75d5050fa73187b3 Mon Sep 17 00:00:00 2001 From: Richard Kenner Date: Fri, 19 Jan 2001 18:28:58 +0000 Subject: rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility. * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility. * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow element to be null, and always expect an EXPR_LIST. * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise. * sched-deps.c (sched_analyze_1): Likewise. * sched-rgn.c (check_live_1, update_live_1): Likewise. From-SVN: r39141 --- gcc/sched-deps.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) (limited to 'gcc/sched-deps.c') diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c index 9b566a0..904b37e 100644 --- a/gcc/sched-deps.c +++ b/gcc/sched-deps.c @@ -551,19 +551,16 @@ sched_analyze_1 (deps, x, insn) if (dest == 0) return; - if (GET_CODE (dest) == PARALLEL && GET_MODE (dest) == BLKmode) + if (GET_CODE (dest) == PARALLEL) { register int i; for (i = XVECLEN (dest, 0) - 1; i >= 0; i--) - { - rtx reg = XVECEXP (dest, 0, i); - - if (GET_CODE (reg) == EXPR_LIST) - reg = XEXP (reg, 0); - - sched_analyze_1 (deps, reg, insn); - } + if (XEXP (XVECEXP (dest, 0, i), 0) != 0) + sched_analyze_1 (deps, + gen_rtx_CLOBBER (VOIDmode, + XEXP (XVECEXP (dest, 0, i), 0)), + insn); if (GET_CODE (x) == SET) sched_analyze_2 (deps, SET_SRC (x), insn); -- cgit v1.1