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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28626C4332F for ; Fri, 14 Oct 2022 20:14:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230522AbiJNUOP (ORCPT ); Fri, 14 Oct 2022 16:14:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230139AbiJNUOK (ORCPT ); Fri, 14 Oct 2022 16:14:10 -0400 Received: from mail-pj1-x1049.google.com (mail-pj1-x1049.google.com [IPv6:2607:f8b0:4864:20::1049]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6664101D2 for ; Fri, 14 Oct 2022 13:14:08 -0700 (PDT) Received: by mail-pj1-x1049.google.com with SMTP id 88-20020a17090a09e100b00208c35d9452so3051637pjo.6 for ; Fri, 14 Oct 2022 13:14:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=xSZQdVus5Bc10Nyq9KzLPWg8hzLcHTiPyHVyqpOguK4=; b=kD2tnNrehBli3cgB0QmimYdhfvTNc37MT2v7KLpXOBTBhb0BLBdEHaiuHQYJ9qaedM Wu3dyR+bDoP4WxYvgg5pmzR8h0c5XrATYiA1Rqo4u8keEfE8ZV3TEqhaHV6RL5HLtEAC ZT0KzCT10tTowbh0A2WW5JPaazN2RXzmLslOBUMsqxsfmWPZzW91OzdYu01JGs3+xnGo pQt+PsxEwOygchY3h0Ikw5gx2rEArPwKo8UqMhgDbyVMCcQXH0hTIk03Vsc3I9Kz/qfF JD23wKrPN3Owdyz3bAiAB4/zHJIksYkPPNqwFKz7QwFUkDE1uMfXbmizikJoE1nUgxyv qCLQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xSZQdVus5Bc10Nyq9KzLPWg8hzLcHTiPyHVyqpOguK4=; b=nnkxhdXis5PE2tYCTib1vLt5bYJbZW7YQiPNdJo9lbZgAEswWSXRzw8gxapE6p8uIh gzF0V6linpAZrs2IXNeWBI/qTWyqL0GtbhN7fdEq0N5CpdLe4EmPiQ5NrLzO/uj+J0x+ M+Gnzmzfgtxvdyb3oimXw85LvNTDYe+hOcq7ZK0h1bK2x1JPySPMyv5zpS5X24WJXRXv 6a067wq5Sua4m6a4VJk5PcjSesPq3z81cL4XSQvU5WmnOjYdAlDaGrf13Iv7RrXyuUVH sAUiDCtMqF9lyiH5PyNn+tjemOX0gwyV/uj+YNETefHj+dqZUKqPaiufjk/2hb0Hh/zQ 5MIQ== X-Gm-Message-State: ACrzQf3DyOPKupy5ZvqbNEyuVxD0Lg62+uquFX9s/ndGNaVgC4H0EGw/ ipTqPDJelEayCAXBDNlaDgpj2y3aMoI1ui9L1nI= X-Google-Smtp-Source: AMsMyM73DcgZrlWR8kfVR813JbsSNHdsmxcyyERaCCsZM7LVFiONrXCBEEsLWHtBjfINZLNG+FfdH9eX3bVIyuo/8fs= X-Received: from ndesaulniers-desktop.svl.corp.google.com ([2620:0:100e:712:2ba5:63af:4077:4515]) (user=ndesaulniers job=sendgmr) by 2002:a17:903:2351:b0:181:68a8:9f9c with SMTP id c17-20020a170903235100b0018168a89f9cmr7043437plh.115.1665778448305; Fri, 14 Oct 2022 13:14:08 -0700 (PDT) Date: Fri, 14 Oct 2022 13:13:51 -0700 In-Reply-To: <20221014201354.3190007-1-ndesaulniers@google.com> Mime-Version: 1.0 References: <20221014201354.3190007-1-ndesaulniers@google.com> X-Developer-Key: i=ndesaulniers@google.com; a=ed25519; pk=UIrHvErwpgNbhCkRZAYSX0CFd/XFEwqX3D0xqtqjNug= X-Developer-Signature: v=1; a=ed25519-sha256; t=1665778433; l=4007; i=ndesaulniers@google.com; s=20220923; h=from:subject; bh=XFiK8v7Ofros3NhMcAkCbMIm1L6g9zzm1gIpb9nZops=; b=UCUZB8NQR1HsjQzqCH+jS/nqSRc0/wpX9vPy7Pb2Ols3E7tqNnIHUsF81BE/YEh0EcS1X2Ky6URN rEa2p/CSCRh53eRwp3EI5XU3oR0m7boibgTA/jRIyZ6/nsDQOts8 X-Mailer: git-send-email 2.38.0.413.g74048e4d9e-goog Message-ID: <20221014201354.3190007-2-ndesaulniers@google.com> Subject: [PATCH v4 1/4] ARM: remove lazy evaluation in Makefile From: Nick Desaulniers To: Russell King Cc: Arnd Bergmann , Ard Biesheuvel , Masahiro Yamada , Linus Walleij , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, Nathan Chancellor , Nick Desaulniers Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org arch-y and tune-y used lazy evaluation since they used to contain cc-option checks. They don't any longer, so just eagerly evaluate these command line flags. Signed-off-by: Nick Desaulniers --- No change from v3. arch/arm/Makefile | 60 +++++++++++++++++++++-------------------------- 1 file changed, 27 insertions(+), 33 deletions(-) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index c846119c448f..8dd943b50b7d 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -63,44 +63,38 @@ KBUILD_CFLAGS += $(call cc-option,-fno-ipa-sra) # Note that GCC does not numerically define an architecture version # macro, but instead defines a whole series of macros which makes # testing for a specific architecture or later rather impossible. -arch-$(CONFIG_CPU_32v7M) =-D__LINUX_ARM_ARCH__=7 -march=armv7-m -arch-$(CONFIG_CPU_32v7) =-D__LINUX_ARM_ARCH__=7 -march=armv7-a -arch-$(CONFIG_CPU_32v6) =-D__LINUX_ARM_ARCH__=6 -march=armv6 -# Only override the compiler option if ARMv6. The ARMv6K extensions are +arch-$(CONFIG_CPU_32v7M) :=-D__LINUX_ARM_ARCH__=7 -march=armv7-m +arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 -march=armv7-a +arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 -march=armv6 +# Only override the compiler opt:ion if ARMv6. The ARMv6K extensions are # always available in ARMv7 ifeq ($(CONFIG_CPU_32v6),y) -arch-$(CONFIG_CPU_32v6K) =-D__LINUX_ARM_ARCH__=6 -march=armv6k +arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 -march=armv6k endif -arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 -march=armv5te -arch-$(CONFIG_CPU_32v4T) =-D__LINUX_ARM_ARCH__=4 -march=armv4t -arch-$(CONFIG_CPU_32v4) =-D__LINUX_ARM_ARCH__=4 -march=armv4 -arch-$(CONFIG_CPU_32v3) =-D__LINUX_ARM_ARCH__=3 -march=armv3m - -# Evaluate arch cc-option calls now -arch-y := $(arch-y) +arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 -march=armv5te +arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t +arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4 +arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3m # This selects how we optimise for the processor. -tune-$(CONFIG_CPU_ARM7TDMI) =-mtune=arm7tdmi -tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi -tune-$(CONFIG_CPU_ARM740T) =-mtune=arm7tdmi -tune-$(CONFIG_CPU_ARM9TDMI) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_ARM940T) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_ARM946E) =-mtune=arm9e -tune-$(CONFIG_CPU_ARM920T) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_ARM922T) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_ARM925T) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_ARM926T) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_FA526) =-mtune=arm9tdmi -tune-$(CONFIG_CPU_SA110) =-mtune=strongarm110 -tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100 -tune-$(CONFIG_CPU_XSCALE) =-mtune=xscale -tune-$(CONFIG_CPU_XSC3) =-mtune=xscale -tune-$(CONFIG_CPU_FEROCEON) =-mtune=xscale -tune-$(CONFIG_CPU_V6) =-mtune=arm1136j-s -tune-$(CONFIG_CPU_V6K) =-mtune=arm1136j-s - -# Evaluate tune cc-option calls now -tune-y := $(tune-y) +tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi +tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi +tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi +tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_ARM946E) :=-mtune=arm9e +tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_FA526) :=-mtune=arm9tdmi +tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110 +tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100 +tune-$(CONFIG_CPU_XSCALE) :=-mtune=xscale +tune-$(CONFIG_CPU_XSC3) :=-mtune=xscale +tune-$(CONFIG_CPU_FEROCEON) :=-mtune=xscale +tune-$(CONFIG_CPU_V6) :=-mtune=arm1136j-s +tune-$(CONFIG_CPU_V6K) :=-mtune=arm1136j-s ifeq ($(CONFIG_AEABI),y) CFLAGS_ABI :=-mabi=aapcs-linux -mfpu=vfp -- 2.38.0.413.g74048e4d9e-goog