From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-x52a.google.com (mail-ed1-x52a.google.com [IPv6:2a00:1450:4864:20::52a]) by sourceware.org (Postfix) with ESMTPS id 360A43858D39 for ; Wed, 8 Feb 2023 11:18:22 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 360A43858D39 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ed1-x52a.google.com with SMTP id q19so19979553edd.2 for ; Wed, 08 Feb 2023 03:18:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=8G7T4ppE9vU7rjbVQcySQJzkv2o1b73MxbEfS//SZ1I=; b=WF8M3akJwaMzF7t590zQ0ysdFTMC/zRSZQCvPp+nJT8kuDy3758TY09CmQ9J3/dPte kzOvL63zWXwnaxLHJ0bLFZ5++qRRVRX4yxGyleahp9S9z/GSxNlhSF4ji1xyjBOfnS+t /qc8HJpc4LsVIO5O50m7ZSyXv8dw8fz/4eCy9ddfVIyTQ44PyP2p9Iu3yH8TEQhLupxB u2bmJZuVoYx/Dps+QWqUwy6ra8VdE2nWS6WUTgA/Oj71FTiEI1NqoEf5Nm8d/wxvYa3i 2wwXRLZq33244jvH5XRDg4iJfk4JaBGPQKk503Rd9yU2jcrAtggBJ+GgGKMlJMnuMTr2 DdtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=8G7T4ppE9vU7rjbVQcySQJzkv2o1b73MxbEfS//SZ1I=; b=yOVbYOGBooL49vraCMX5rZouZkAwLIQz9hYfb7/XPgwg+EIgH68PulOV+fLymfc3Mw m/8fdQDoraN1Lrza6uMjvZFs9iq5eUN+nmy2Bzo4XL71jrnIL0J02hgEhZqacsQ/qWg+ w7BSKWwgo1n6FQUDJ92K8LIrTez3uXfNzGal8JxC2ITgFI6FINznvGIuxAOYznTSjH5x SBjWSwPY4xH9hBCbJlxSfKb2pgFsof5OO+Lp+eeTnmTDgIjxAWDsOdOfb954wkRFYIOj Z0/3jBvmq5/YItYwNK0qvHlsL+bZVk30f4cAHYXsHDYAwBJ3PTsduhXZuzpXOcRjeoaJ F89A== X-Gm-Message-State: AO0yUKUlZD5uZS9yOGAVljKPFNJwvR+hMfLTjTqqcs7Dj7LmZMjW30Xb bTVSPFANCIEO5v/d7MeS9LdVj8l7HmQTsViNR+k= X-Google-Smtp-Source: AK7set//FQQYzAKDRBAAyftK594gRQqLE6t1fDRFMp5+pqaq5FeVPyDtqcjO/Q3O/DUECmoagxIgPNVBqNN1acCNqJU= X-Received: by 2002:a50:d54b:0:b0:4aa:dedc:f88a with SMTP id f11-20020a50d54b000000b004aadedcf88amr589575edj.6.1675855101098; Wed, 08 Feb 2023 03:18:21 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Jonathan Wakely Date: Wed, 8 Feb 2023 11:18:10 +0000 Message-ID: Subject: Re: Cross compiler riscv64 building To: Sagar Acharya Cc: Gcc Help Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-0.6 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Wed, 8 Feb 2023 at 11:12, Sagar Acharya via Gcc-help wrote: > > How do I configure and build a cross compiler for target riscv64 of latest gcc on aarch64 musl based void linux. > > I have it's default gcc installed which I want to use for compiling. See https://wiki.osdev.org/GCC_Cross-Compiler In summary: Download the gcc and binutils source. Configure binutils with --prefix=$DIR --target=riscv64-unknown-elf for some $DIR. Run make && make install. Configure gcc with the same --prefix and --target options. Run make && make install. If you want a hosted target like riscv64-unknown-linux-gnu for compiling user-space programs, then you'll need to have a copy of the target headers and libraries available, and point GCC to them with the --sysroot option. See https://wiki.osdev.org/Hosted_GCC_Cross-Compiler