From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 81B75C4167B for ; Fri, 8 Dec 2023 06:00:45 +0000 (UTC) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=sifive.com header.i=@sifive.com header.a=rsa-sha256 header.s=google header.b=Q3LRApXB; dkim-atps=neutral Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4SmgVM4gtzz3vjM for ; Fri, 8 Dec 2023 17:00:43 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=sifive.com header.i=@sifive.com header.a=rsa-sha256 header.s=google header.b=Q3LRApXB; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=sifive.com (client-ip=2607:f8b0:4864:20::433; helo=mail-pf1-x433.google.com; envelope-from=samuel.holland@sifive.com; receiver=lists.ozlabs.org) Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4SmgN01mg9z3cbt for ; Fri, 8 Dec 2023 16:55:11 +1100 (AEDT) Received: by mail-pf1-x433.google.com with SMTP id d2e1a72fcca58-6cedc988cf6so132701b3a.3 for ; Thu, 07 Dec 2023 21:55:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1702014909; x=1702619709; darn=lists.ozlabs.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=oJ/tAo5hDwQPfRruz9afcRfXvkx00dxKddYKFVNcdvc=; b=Q3LRApXBgQRLF/Vezr2jnvFS54Ks09vKsY00zc1efhhGbXC/d2RJtOK8CNzLFQd/Hi FKJzT96rj8U6tHkvmMu9mc1nWNzk5MreawWBsmONlFcaMBipkSxgSdzaMgDpl3PTeT5c pbhPHi9O8tjiBTUuNWjKvxSTsR8pU+M7DADN5MUolt0dx1fWtPnMVkvmdGVqpC9uJbkl m2GqfZVa/Tv3mh0gz93z1sXdBhoBNMTTQ2g1AuYaDvyAwsm4bYEbGVWJRbU51Y2PwNuu 8S2vmhAuOeXdHR0+F60YmoaiV460j/2R3Hhk6feeAidmGp8I7Wr7yCT8E83zSqdo0DLE FrHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702014909; x=1702619709; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oJ/tAo5hDwQPfRruz9afcRfXvkx00dxKddYKFVNcdvc=; b=e/xZo8MGt4AF2ikVqczmh8T8mmI4OLSg2lKP8nZqSOICLEAzJyrn5BBxVZ3crX7AfS G6lCLOyx56/zf9R7pDuIcUehRkucxeONrCjjijf+ySLqQ8jAUZwbVDw3baY/vT0zdqV6 btF8AHmiBLs6dFYFemlJP7/nlFyeXu/UvSFtmzccPGnRf3nYX8w0xR9vwHCRrUaVXTc8 uYcPEkLIKo79OuVibNJCHWKPRAtRJpA830P4gem8yMP/0tL+QW06Q/jcQ0UUyox4m4dF vLlr0XvImgP8/UlyiNW93TQDCGT4NV+o9VYL6rUdS79e2p1Sb4sgL0g1/3eoF+VhlYc5 ZmfQ== X-Gm-Message-State: AOJu0YywXyKsclgQUAvCR/2nwZnIki/F/sSriXanSjN+M8U4UXWNcRE+ bzFuBIHes0kMu3jThtVmCDfKIfdl1AAjF4XXlc4= X-Google-Smtp-Source: AGHT+IHgMEmtold3cNsq0/10/gSamuXTn7dqDmNr7pkUJjR3cZZJuyMG6U/Bp0CgIPL33Lkbwgh+tw== X-Received: by 2002:a05:6a20:4282:b0:181:74fe:ba83 with SMTP id o2-20020a056a20428200b0018174feba83mr4264495pzj.40.1702014909013; Thu, 07 Dec 2023 21:55:09 -0800 (PST) Received: from sw06.internal.sifive.com ([4.53.31.132]) by smtp.gmail.com with ESMTPSA id s22-20020a170902989600b001ce5b859a59sm786250plp.305.2023.12.07.21.55.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Dec 2023 21:55:08 -0800 (PST) From: Samuel Holland To: linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, x86@kernel.org, linux-riscv@lists.infradead.org, Christoph Hellwig Subject: [RFC PATCH 05/12] lib/raid6: Use CC_FLAGS_FPU for NEON CFLAGS Date: Thu, 7 Dec 2023 21:54:35 -0800 Message-ID: <20231208055501.2916202-6-samuel.holland@sifive.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231208055501.2916202-1-samuel.holland@sifive.com> References: <20231208055501.2916202-1-samuel.holland@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, Samuel Holland Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Now that CC_FLAGS_FPU is exported and can be used anywhere in the source tree, use it instead of duplicating the flags here. Signed-off-by: Samuel Holland --- lib/raid6/Makefile | 31 ++++++++----------------------- 1 file changed, 8 insertions(+), 23 deletions(-) diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile index 1c5420ff254e..309fea97efc6 100644 --- a/lib/raid6/Makefile +++ b/lib/raid6/Makefile @@ -33,25 +33,6 @@ CFLAGS_REMOVE_vpermxor8.o += -msoft-float endif endif -# The GCC option -ffreestanding is required in order to compile code containing -# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel) -ifeq ($(CONFIG_KERNEL_MODE_NEON),y) -NEON_FLAGS := -ffreestanding -# Enable -NEON_FLAGS += -isystem $(shell $(CC) -print-file-name=include) -ifeq ($(ARCH),arm) -NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon -endif -CFLAGS_recov_neon_inner.o += $(NEON_FLAGS) -ifeq ($(ARCH),arm64) -CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only -CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only -CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only -CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only -CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only -endif -endif - quiet_cmd_unroll = UNROLL $@ cmd_unroll = $(AWK) -v N=$* -f $(srctree)/$(src)/unroll.awk < $< > $@ @@ -75,10 +56,14 @@ targets += vpermxor1.c vpermxor2.c vpermxor4.c vpermxor8.c $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) -CFLAGS_neon1.o += $(NEON_FLAGS) -CFLAGS_neon2.o += $(NEON_FLAGS) -CFLAGS_neon4.o += $(NEON_FLAGS) -CFLAGS_neon8.o += $(NEON_FLAGS) +CFLAGS_neon1.o += $(CC_FLAGS_FPU) +CFLAGS_neon2.o += $(CC_FLAGS_FPU) +CFLAGS_neon4.o += $(CC_FLAGS_FPU) +CFLAGS_neon8.o += $(CC_FLAGS_FPU) +CFLAGS_REMOVE_neon1.o += $(CC_FLAGS_NO_FPU) +CFLAGS_REMOVE_neon2.o += $(CC_FLAGS_NO_FPU) +CFLAGS_REMOVE_neon4.o += $(CC_FLAGS_NO_FPU) +CFLAGS_REMOVE_neon8.o += $(CC_FLAGS_NO_FPU) targets += neon1.c neon2.c neon4.c neon8.c $(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) -- 2.42.0