From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from eggs.gnu.org (eggs.gnu.org [209.51.188.92]) by sourceware.org (Postfix) with ESMTPS id C17D73858C2F for ; Mon, 10 Jul 2023 13:09:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org C17D73858C2F Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=gmail.com Received: from mail-oi1-x22f.google.com ([2607:f8b0:4864:20::22f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qIqbR-0004X3-Bh for gcc-help@gcc.gnu.org; Mon, 10 Jul 2023 09:06:58 -0400 Received: by mail-oi1-x22f.google.com with SMTP id 5614622812f47-3a1d9b64837so3708800b6e.0 for ; Mon, 10 Jul 2023 06:06:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1688994295; x=1691586295; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=Qc5OPlTB+nZJ+UM1hjevMPo+PB7LcKuaAMx2BVGrCm8=; b=orz4VK6ryvrvv10eaWCnxEVtRLJSrZiWTHRpb2xiwRR3h1zs3CxpTgHJh91Acc2FHJ ZQV/z6aAWEWD4dEF+CsBS4JFqSd9o3f/clGgQL3tkvtiQIwg5YjjcscVWu3byFRsdXeO 7DvCT8NG568DwIdX9QEE0VEVr/NyVfXN27aDXzFIYJwF7btTuAwyqpPgd8p5pibYXZjA ZfNn1NrDNAAKzHiPJhuYQ17uPjNSNW6PFc5Ofrq8EoKUjPiTIXxnDWgZ72CTNVyHodMS OhEKf1UIWI+WIXSOM7zBlSyFzcyCx4tRkmcPGn9Za0Xu2z+A/NRvSf1Vvx2TyMBWpGce 6OPw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688994295; x=1691586295; 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=Qc5OPlTB+nZJ+UM1hjevMPo+PB7LcKuaAMx2BVGrCm8=; b=H/+oG2yEXogscXy2vtu6Zw54ywdWg7rs6cLhH5goM9MZd88Kd/zN234QwgGouuGU7V t9sXFEBEsi5RHsJVZXD+u7lXnM0HIzKG/22+Yx8aWYDs5cyhqmOBww261sKgDmd2/CFR clouxSu7cYEL6yeOp8OOs8c0bfX/7OxakeGQ+bv7rJmBjOWgpa8AR1Mp7C7tUtaAMYKU LJhGHkW36zi3I8GPiSgDhZTgQPkrlYyJn12fBwiAvSYaHB0umn3A2RWVWAtavmo4zBvU S0AhDEoWtZWsas4e+MURBYKRw9UrF3xohv8bQrb8xjgByFpwhoWVawPnp6X2Xm7u7icN S8xw== X-Gm-Message-State: ABy/qLbAlgrACy2z9ObNPQDPVxUNni7JAoxRh4lR17nvxq7JJthG6fLR dxD4iL5JLX6US8O6kqeED6xuUWy5dHRSyvBgPz8= X-Google-Smtp-Source: APBJJlFenRiXJYGA4Jkn9gHC1epH8YsARUt9doqu333EhPutmcMcE8bco6iEZuKe378RFHjg5xy7pjueiEoWGHh3WAM= X-Received: by 2002:a05:6808:d52:b0:39e:7af4:7eea with SMTP id w18-20020a0568080d5200b0039e7af47eeamr14400609oik.55.1688994294918; Mon, 10 Jul 2023 06:04:54 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Jonathan Wakely Date: Mon, 10 Jul 2023 14:04:42 +0100 Message-ID: Subject: Re: Moving code generation from gcc 4.3.0 to gcc 12? To: Sid Maxwell Cc: gcc-help@gcc.gnu.org Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2607:f8b0:4864:20::22f; envelope-from=jwakely.gcc@gmail.com; helo=mail-oi1-x22f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,DKIM_VALID_EF=-0.1,FREEMAIL_FROM=0.001,RCVD_IN_DNSWL_NONE=-0.0001,SPF_HELO_NONE=0.001,SPF_PASS=-0.001,T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Status: No, score=-0.2 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,KAM_SHORT,SPF_HELO_PASS,SPF_SOFTFAIL,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no 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 Mon, 10 Jul 2023 at 13:58, Sid Maxwell via Gcc-help wrote: > > I'm exploring updating a compiler built against the GCC 4.3.0 codebase to > (likely) GCC 12.3. Is there any documentation regarding API changes > between these versions affecting the machine description (.md) and other > machine-specific code? These are probably a good place to start: https://gcc.gnu.org/gcc-4.4/changes.html ... https://gcc.gnu.org/gcc-4.9/changes.html https://gcc.gnu.org/gcc-5/changes.html ... https://gcc.gnu.org/gcc-12/changes.html