From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=5.0 tests=MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 27565 invoked from network); 11 Aug 2020 18:11:38 -0000 Received: from mother.openwall.net (195.42.179.200) by inbox.vuxu.org with ESMTPUTF8; 11 Aug 2020 18:11:38 -0000 Received: (qmail 15631 invoked by uid 550); 11 Aug 2020 18:11:29 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Reply-To: musl@lists.openwall.com Received: (qmail 15530 invoked from network); 11 Aug 2020 18:11:28 -0000 From: Alexander Monakov To: musl@lists.openwall.com Date: Tue, 11 Aug 2020 21:11:15 +0300 Message-Id: <20200811181116.8433-2-amonakov@ispras.ru> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20200811181116.8433-1-amonakov@ispras.ru> References: <20200811181116.8433-1-amonakov@ispras.ru> Subject: [musl] [PATCH 2/3] setjmp: avoid useless REX-prefix on xor %eax, %eax --- src/setjmp/x32/setjmp.s | 2 +- src/setjmp/x86_64/setjmp.s | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/src/setjmp/x32/setjmp.s b/src/setjmp/x32/setjmp.s index 98f58b8d..d95e4853 100644 --- a/src/setjmp/x32/setjmp.s +++ b/src/setjmp/x32/setjmp.s @@ -18,5 +18,5 @@ setjmp: mov %rdx,48(%rdi) mov (%rsp),%rdx /* save return addr ptr for new rip */ mov %rdx,56(%rdi) - xor %rax,%rax /* always return 0 */ + xor %eax,%eax /* always return 0 */ ret diff --git a/src/setjmp/x86_64/setjmp.s b/src/setjmp/x86_64/setjmp.s index 98f58b8d..d95e4853 100644 --- a/src/setjmp/x86_64/setjmp.s +++ b/src/setjmp/x86_64/setjmp.s @@ -18,5 +18,5 @@ setjmp: mov %rdx,48(%rdi) mov (%rsp),%rdx /* save return addr ptr for new rip */ mov %rdx,56(%rdi) - xor %rax,%rax /* always return 0 */ + xor %eax,%eax /* always return 0 */ ret -- 2.11.0