From patchwork Fri Oct 27 14:29:07 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Qi X-Patchwork-Id: 23940 Received: (qmail 21065 invoked by alias); 27 Oct 2017 14:29:17 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Delivered-To: mailing list gdb-patches@sourceware.org Received: (qmail 21046 invoked by uid 89); 27 Oct 2017 14:29:16 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-26.4 required=5.0 tests=BAYES_00, FREEMAIL_FROM, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM, SPF_PASS autolearn=ham version=3.3.2 spammy=H*r:sk:static. X-HELO: mail-wr0-f196.google.com Received: from mail-wr0-f196.google.com (HELO mail-wr0-f196.google.com) (209.85.128.196) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 27 Oct 2017 14:29:14 +0000 Received: by mail-wr0-f196.google.com with SMTP id 15so6351346wrb.5 for ; Fri, 27 Oct 2017 07:29:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id; bh=dYAgrzuYG/0CFPh/lKqWTrTr7EgZvo1c9AmeTZN2rTA=; b=s07UqcdllbhZUSWM3dbwKZgADNTPxtYjDKeCeHGNDsHydYvgODEe3PlKXdTqkESDRZ OUM/LQ3QBOqWOMfE2QJ3nwcV0XcUQMVMsRStYLwBm4bJ4s67TF+5+oVKdWuUOkAlVpJM lXPR5th6DwBTCsHvdmpf3qzrMpCB7zJ/rDOAVFLZzZ8Ha28mXvEpZsSwy07DsMrNZs23 yGhKuNzbl2rQKUAfvP2L7KXm4WRQn14JY0H/BEFtoisw5UM/tsXi26aOaSFtGoqVqucd HzB1ZxL5oXwWkgwZ4IpTsv/x0h3tL8Q5m6jL1Vkf+3tkUdcA9SPxaGkkA/crj4+Iw7ye YyJA== X-Gm-Message-State: AMCzsaWPx3FYEoFnoIsrzQkmC4A7QxQ7Use+qQVkyh8gWTYHYROV1Qh1 byiBw/fIYuzKD3qOgYxU7+HBzg== X-Google-Smtp-Source: ABhQp+RRU96adXgnmOx4JpY6lnFz4W/0vWidyfG483ZEV53NGikLJfsmtYw24JRersDREsszZc1gUQ== X-Received: by 10.223.197.141 with SMTP id m13mr629849wrg.203.1509114552352; Fri, 27 Oct 2017 07:29:12 -0700 (PDT) Received: from E107787-LIN.cambridge.arm.com (static.42.136.251.148.clients.your-server.de. [148.251.136.42]) by smtp.gmail.com with ESMTPSA id k13sm15113851wrd.95.2017.10.27.07.29.11 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 27 Oct 2017 07:29:11 -0700 (PDT) From: Yao Qi X-Google-Original-From: Yao Qi To: gdb-patches@sourceware.org Subject: [PATCH] [AArch64] Mark LR clobbered by BL in inline asm Date: Fri, 27 Oct 2017 15:29:07 +0100 Message-Id: <1509114547-20114-1-git-send-email-yao.qi@linaro.org> X-IsSubscribed: yes LR is a caller-save register, so, if inline asm does BL (which touches LR), we should mark LR clobbered. I'll push it in. gdb/testsuite: 2017-10-27 Yao Qi * gdb.arch/insn-reloc.c (can_relocate_bl): Mark "x30" clobbered. --- gdb/testsuite/ChangeLog | 4 ++++ gdb/testsuite/gdb.arch/insn-reloc.c | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 0e2bc23..46552b0 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2017-10-27 Yao Qi + + * gdb.arch/insn-reloc.c (can_relocate_bl): Mark "x30" clobbered. + 2017-10-26 Patrick Frants * gdb.cp/classes.exp (test_static_members): Test printing diff --git a/gdb/testsuite/gdb.arch/insn-reloc.c b/gdb/testsuite/gdb.arch/insn-reloc.c index c19d0be..5cf9cca 100644 --- a/gdb/testsuite/gdb.arch/insn-reloc.c +++ b/gdb/testsuite/gdb.arch/insn-reloc.c @@ -508,7 +508,8 @@ can_relocate_bl (void) { asm ("set_point11:\n" " bl foo\n" - " bl pass\n"); /* Test that LR is updated correctly. */ + " bl pass\n" + : : : "x30"); /* Test that LR is updated correctly. */ } #endif