From fd3e0a33c7df8b478e10c3d4ac6af11e77aae425 Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Fri, 26 Aug 2011 14:21:19 +0000 Subject: [PATCH] df-problems.c (df_note_bb_compute): Pass uses rather than defs to df_set_dead_notes_for_mw. gcc/ * df-problems.c (df_note_bb_compute): Pass uses rather than defs to df_set_dead_notes_for_mw. From-SVN: r178109 --- gcc/ChangeLog | 5 +++++ gcc/df-problems.c | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 28c9d2f51074..dd737a1566aa 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2011-08-26 Richard Sandiford + + * df-problems.c (df_note_bb_compute): Pass uses rather than defs + to df_set_dead_notes_for_mw. + 2011-08-26 Richard Guenther * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF]. diff --git a/gcc/df-problems.c b/gcc/df-problems.c index e547b67c55ff..892845413949 100644 --- a/gcc/df-problems.c +++ b/gcc/df-problems.c @@ -3376,7 +3376,7 @@ df_note_bb_compute (unsigned int bb_index, while (*mws_rec) { struct df_mw_hardreg *mws = *mws_rec; - if ((DF_MWS_REG_DEF_P (mws)) + if (DF_MWS_REG_USE_P (mws) && !df_ignore_stack_reg (mws->start_regno)) { bool really_add_notes = debug_insn != 0; -- 2.47.2