From patchwork Mon Jun 24 17:45:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Andreas K. Huettel" X-Patchwork-Id: 92779 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 7F74E384B05A for ; Mon, 24 Jun 2024 17:46:37 +0000 (GMT) X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) by sourceware.org (Postfix) with ESMTP id EE6643858D35 for ; Mon, 24 Jun 2024 17:46:12 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org EE6643858D35 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gentoo.org ARC-Filter: OpenARC Filter v1.0.0 sourceware.org EE6643858D35 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=140.211.166.183 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1719251175; cv=none; b=rR3ZAHLkz3YMGnOZePAyw/V+YLRKiiCjiH5WChVqDSK8SkzstZqaB+UUVMc+XbgxnjQs8V/PQZXtS2IZRHsGkfXvSnMSotyjxKqX0gW3SMY2pnxbOks2OTVx91IIlz5nZ1HC25oD24V6+3ur/HL65UFnq+qGWBMOgncYPbw2+Jk= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1719251175; c=relaxed/simple; bh=4aVSsrtgBBqMyDCxXXFy90HBidHDMR692fWEQqgYpu4=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=GUAQgtkbHByh/qik4IY+9Zb/ssHVsLu4AFwobnWTTDzJxrY5jFiPijPZ+DlUbfvfhM661nHgdbo3icKUVYTM5weznvJ2KjDVetA6Sqti9pzuOfDJBAit/ue/VtlApdXK4m12yDD17laB29H8Xb9fNcIiNPT8HY6G/k7AQYb9QHQ= ARC-Authentication-Results: i=1; server2.sourceware.org From: =?utf-8?q?Andreas_K=2E_H=C3=BCttel?= To: libc-alpha@sourceware.org Cc: YunQiang Su , Adhemerval Zanella , =?utf-8?q?Philippe_Math?= =?utf-8?q?ieu-Daud=C3=A9?= Subject: [COMMITTED] MIPSr6/math: Use builtin fma and fmaf Date: Mon, 24 Jun 2024 19:45:11 +0200 Message-ID: <20240624174605.17406-1-dilfridge@gentoo.org> X-Mailer: git-send-email 2.44.2 In-Reply-To: References: MIME-Version: 1.0 X-Spam-Status: No, score=-9.8 required=5.0 tests=BAYES_00, GIT_PATCH_0, JMQ_SPF_NEUTRAL, KAM_DMARC_STATUS, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_PASS, 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 X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org From: YunQiang Su MIPSr6 has MADDF.s/MADDF.d instructions, which are fused. In MIPS ISA, double support can be subsetted. Only FMAF is enabled for this case. * sysdeps/mips/fpu/math-use-builtins-fma.h Signed-off-by: YunQiang Su Reviewed-by: Adhemerval Zanella Reviewed-by: Philippe Mathieu-Daudé --- sysdeps/mips/fpu/math-use-builtins-fma.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 sysdeps/mips/fpu/math-use-builtins-fma.h diff --git a/sysdeps/mips/fpu/math-use-builtins-fma.h b/sysdeps/mips/fpu/math-use-builtins-fma.h new file mode 100644 index 0000000000..af8c1f95ff --- /dev/null +++ b/sysdeps/mips/fpu/math-use-builtins-fma.h @@ -0,0 +1,13 @@ +#if __mips_isa_rev >= 6 +# ifdef __mips_single_float +# define USE_FMA_BUILTIN 0 +# else +# define USE_FMA_BUILTIN 1 +# endif +# define USE_FMAF_BUILTIN 1 +#else +# define USE_FMA_BUILTIN 0 +# define USE_FMAF_BUILTIN 0 +#endif +#define USE_FMAL_BUILTIN 0 +#define USE_FMAF128_BUILTIN 0