From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.50.25.233 with SMTP id f9mr7664590igg.8.1437128716376; Fri, 17 Jul 2015 03:25:16 -0700 (PDT) X-Received: by 10.140.94.166 with SMTP id g35mr304624qge.1.1437128716215; Fri, 17 Jul 2015 03:25:16 -0700 (PDT) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!feeder.eternal-september.org!news.glorb.com!qs7no6684832igc.0!news-out.google.com!30ni1355qgi.0!nntp.google.com!z61no1592882qge.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Fri, 17 Jul 2015 03:25:15 -0700 (PDT) In-Reply-To: Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=91.183.172.68; posting-account=wA3MUAoAAABsPNrAYlvdQYmvtYuTkJVJ NNTP-Posting-Host: 91.183.172.68 References: User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Re: support for Cortex-M7 in GNAT-GPL? From: 0x00080000@gmail.com Injection-Date: Fri, 17 Jul 2015 10:25:16 +0000 Content-Type: text/plain; charset=ISO-8859-1 Xref: news.eternal-september.org comp.lang.ada:26839 Date: 2015-07-17T03:25:15-07:00 List-Id: Dear all, Thanks for the valuble feedback. I succeeded in recompiling my runtime by replacing -mcpu=cortex-m4 with -march=armv7e-m; Yes, I'm aware the runtime will require considerable tweaking to make it tick properly. For the Cortex-M7 however it seems the flag -mfpu=fpv4-sp-d16 needs to be replaced with -mfpu=-fpv5-sp-d16 to use the hardware FPU. The later option is also not supported in GNAT GPL 2015 (20150428-49) :-/ So yes, support for the Cortex-M7 overall seems to be too premature right now. Kind regards, Stijn