From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4747 invoked by alias); 8 Jun 2016 01:53:59 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 4707 invoked by uid 89); 8 Jun 2016 01:53:58 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-2.0 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RP_MATCHES_RCVD autolearn=ham version=3.3.2 spammy= X-HELO: gcc1-power7.osuosl.org Received: from gcc1-power7.osuosl.org (HELO gcc1-power7.osuosl.org) (140.211.15.137) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 08 Jun 2016 01:53:47 +0000 Received: by gcc1-power7.osuosl.org (Postfix, from userid 10019) id 3FD481C07E0; Wed, 8 Jun 2016 01:48:18 +0000 (UTC) From: Segher Boessenkool To: gcc-patches@gcc.gnu.org Cc: dje.gcc@gmail.com, Segher Boessenkool Subject: [PATCH 6/9] sel-sched: Don't mess with register restores Date: Wed, 08 Jun 2016 01:53:00 -0000 Message-Id: <6545bd27d359b8053a3ce5a5e1cb739cffebbe2c.1465347472.git.segher@kernel.crashing.org> In-Reply-To: References: In-Reply-To: References: X-IsSubscribed: yes X-SW-Source: 2016-06/txt/msg00535.txt.bz2 If selective scheduling copies register restores it confuses dwarf2cfi. 2016-06-07 Segher Boessenkool * sel-sched-ir.c (init_global_and_expr_for_insn): Don't copy instructions with a REG_CFA_RESTORE note. --- gcc/sel-sched-ir.c | 1 + 1 file changed, 1 insertion(+) diff --git a/gcc/sel-sched-ir.c b/gcc/sel-sched-ir.c index 83f813a..4a3984a 100644 --- a/gcc/sel-sched-ir.c +++ b/gcc/sel-sched-ir.c @@ -3015,6 +3015,7 @@ init_global_and_expr_for_insn (insn_t insn) /* TRAP_IF though have an INSN code is control_flow_insn_p (). */ || control_flow_insn_p (insn) || volatile_insn_p (PATTERN (insn)) + || find_reg_note (insn, REG_CFA_RESTORE, NULL) || (targetm.cannot_copy_insn_p && targetm.cannot_copy_insn_p (insn))) force_unique_p = true; -- 1.9.3