From patchwork Tue Nov 2 18:18:46 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adhemerval Zanella X-Patchwork-Id: 46964 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 7580B385842B for ; Tue, 2 Nov 2021 18:19:42 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7580B385842B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1635877182; bh=JIchtd+725Wb3UMSdr5WZ+6yj8Z7QrJKYEUiUQtkn+g=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=upVEexltc1rIKiIJFZ2gU85PDFLtgqekTDuBN8qqmyRoxcJEVuSlbdapKiDG8n0Kg w9nbltZkAFNe94y5AEXOnVDiCpGrAKfjgtpdBRg525duf9kwWeu5ao3OfoMyJyrf/Q rTQnOqA8fT66VcQnjvKyeLOHPT3YNWzKuCZaqf14= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-qt1-x829.google.com (mail-qt1-x829.google.com [IPv6:2607:f8b0:4864:20::829]) by sourceware.org (Postfix) with ESMTPS id 997A6385801F for ; Tue, 2 Nov 2021 18:18:50 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 997A6385801F Received: by mail-qt1-x829.google.com with SMTP id h4so64269qth.5 for ; Tue, 02 Nov 2021 11:18:50 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=JIchtd+725Wb3UMSdr5WZ+6yj8Z7QrJKYEUiUQtkn+g=; b=vOcyIwcry2JXR2XVQY6LnFmmGHlnac5WSU6fmvxZpOUIwa6s1CodbsU3qN3cItuYtf 4RzpzA/dmAmPuB0iZMAT5Zxs73vofjeT7lUMywQTYmStlGP5aK5v1egPC6j/gOq0TVpm R3VVIAWqEGmt2vAVn69enwiDBMlMxtdGhF7b82I08ZSMt+M7soKiJ4VR6lxLTisBbtOY c+wt4tzUmk/IWYrTIOgGbLjY4WErqNGSDvMggJtxDsRuNbyprqK+V3k3Cr1ppTsK3UM0 wAUkxPmI64yVQFR23wW9LyULaefIvpMwgYZmOBzoOj32NWhWLU0aT9+2JjwiNkVKCwvo Dr0A== X-Gm-Message-State: AOAM5303gDyOXJednQ1SwPe4J62Kr5059reDcO/8zRzDkWzzmWfn+7aT 3zDChVLnbW29pAjg5xfaim8qUY+1JFh7HA== X-Google-Smtp-Source: ABdhPJyVKyEFayTYfLL5uXSx3MRNJ42Kcj8XuuEkcIn1RfoCyF5MO05hLIguZlCZnkpyQtoirxG4kQ== X-Received: by 2002:ac8:1c6:: with SMTP id b6mr39583203qtg.221.1635877129994; Tue, 02 Nov 2021 11:18:49 -0700 (PDT) Received: from birita.. ([2804:431:c7cb:b64f:2d14:9d31:3214:afc6]) by smtp.gmail.com with ESMTPSA id x8sm7092045qtw.84.2021.11.02.11.18.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Nov 2021 11:18:49 -0700 (PDT) To: libc-alpha@sourceware.org, Fangrui Song Subject: [PATCH] riscv: Build with -mno-relax when lld is used Date: Tue, 2 Nov 2021 15:18:46 -0300 Message-Id: <20211102181846.1305353-1-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 X-Spam-Status: No, score=-12.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Adhemerval Zanella via Libc-alpha From: Adhemerval Zanella Reply-To: Adhemerval Zanella Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" It allows build both glibc and tests with lld (Since lld does not support R_RISCV_ALIGN linker relaxation). Checked with a build for riscv32-linux-gnu-rv32imafdc-ilp32d and riscv64-linux-gnu-rv64imafdc-lp64d. --- sysdeps/riscv/Makefile | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/sysdeps/riscv/Makefile b/sysdeps/riscv/Makefile index 20a9968106..53e2b86b2a 100644 --- a/sysdeps/riscv/Makefile +++ b/sysdeps/riscv/Makefile @@ -5,3 +5,10 @@ endif # RISC-V's assembler also needs to know about PIC as it changes the definition # of some assembler macros. ASFLAGS-.os += $(pic-ccflag) + +# lld does not implement R_RISCV_ALIGN relaxation optimization. +ifeq (yes,$(with-lld)) +ASFLAGS-.os += -Wa,-mno-relax +ASFLAGS-.o += -Wa,-mno-relax +sysdep-CFLAGS += -mno-relax +endif