From patchwork Fri Nov 30 15:57:39 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Liebler X-Patchwork-Id: 1006028 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=sourceware.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=libc-alpha-return-97757-incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.ibm.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.b="bbbuLqdA"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 435zcJ1YQJz9sBZ for ; Sat, 1 Dec 2018 03:00:00 +1100 (AEDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:in-reply-to:references :message-id; q=dns; s=default; b=MsD1huKIoQFYCxvM2HO6/Mvs7LKmLwp AA+p+m2jM5khFpU831/K+pQOWLlJXJG4pgUpEg0osJDDbMQLw/al6R6F/TQco2h4 WMk9+iUVdm/fkoZL9Bao6voallkHIunYcXDHaulycIeGRJwqwkyGZb55Wr97dQEr B/lTxHTY9rME= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:in-reply-to:references :message-id; s=default; bh=6R+vO3k9Ht5Swb76649noH+saVU=; b=bbbuL qdAXlq0be1GGLE9oGEhdUPRj96WpEq74IBcoa1vOxG7r5cs0OnqRs8P6uMUsIEhg d+GVE5rnegtqwTtWxuBGs1u+OL2QqD0pMwz2671Q9/TSpqwmQC8SZ8B625OiKjmc iKJwM0S993OXJWu8qVeEqutNa+nn7guBfyQNak= Received: (qmail 16182 invoked by alias); 30 Nov 2018 15:59:24 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 16031 invoked by uid 89); 30 Nov 2018 15:59:23 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-27.6 required=5.0 tests=BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_LOW, SPF_PASS autolearn=ham version=3.3.2 spammy= X-HELO: mx0a-001b2d01.pphosted.com From: Stefan Liebler To: libc-alpha@sourceware.org Cc: Stefan Liebler Subject: [PATCH 01/56] S390: Add configure check to detect z10 as mininum architecture level set. Date: Fri, 30 Nov 2018 16:57:39 +0100 In-Reply-To: <1543593514-10251-1-git-send-email-stli@linux.ibm.com> References: <1543593514-10251-1-git-send-email-stli@linux.ibm.com> x-cbid: 18113015-0016-0000-0000-0000022F30A8 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18113015-0017-0000-0000-000032879BC1 Message-Id: <1543593514-10251-2-git-send-email-stli@linux.ibm.com> Add a configure check for z10 in the same way as done for z196. ChangeLog: * config.h.in (HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT): New undefine. * sysdeps/s390/configure.ac: Add check for z10 support. * sysdeps/s390/configure: Regenerated. --- config.h.in | 3 +++ sysdeps/s390/configure | 39 +++++++++++++++++++++++++++++++++++++++ sysdeps/s390/configure.ac | 29 +++++++++++++++++++++++++++++ 3 files changed, 71 insertions(+) diff --git a/config.h.in b/config.h.in index 141db213a9..beecc39d5b 100644 --- a/config.h.in +++ b/config.h.in @@ -62,6 +62,9 @@ /* Define if assembler supports AVX512DQ. */ #undef HAVE_AVX512DQ_ASM_SUPPORT +/* Define if assembler supports z10 zarch instructions as default on S390. */ +#undef HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT + /* Define if assembler supports z196 zarch instructions as default on S390. */ #undef HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT diff --git a/sysdeps/s390/configure b/sysdeps/s390/configure index 74b415f2ab..f30f864436 100644 --- a/sysdeps/s390/configure +++ b/sysdeps/s390/configure @@ -112,6 +112,45 @@ then fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z10 zarch instruction support as default" >&5 +$as_echo_n "checking for S390 z10 zarch instruction support as default... " >&6; } +if ${libc_cv_asm_s390_min_z10_zarch+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.c <<\EOF +void testinsn (void *a, void *b, int n) +{ + __asm__ ("exrl %2,1f \n\t" + "j 2f \n\t" + "1: mvc 0(1,%0),0(%1) \n\t" + "2:" + : : "a" (a), "a" (b), "d" (n) + : "memory", "cc"); +} +EOF +if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c + -o conftest.o &> /dev/null' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; } ; +then + libc_cv_asm_s390_min_z10_zarch=yes +else + libc_cv_asm_s390_min_z10_zarch=no +fi +rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_z10_zarch" >&5 +$as_echo "$libc_cv_asm_s390_min_z10_zarch" >&6; } + +if test "$libc_cv_asm_s390_min_z10_zarch" = yes ; +then + $as_echo "#define HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT 1" >>confdefs.h + +fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z196 zarch instruction support as default" >&5 $as_echo_n "checking for S390 z196 zarch instruction support as default... " >&6; } if ${libc_cv_asm_s390_min_z196_zarch+:} false; then : diff --git a/sysdeps/s390/configure.ac b/sysdeps/s390/configure.ac index 1cdb021282..981f7a79dd 100644 --- a/sysdeps/s390/configure.ac +++ b/sysdeps/s390/configure.ac @@ -80,6 +80,35 @@ then AC_DEFINE(HAVE_S390_VX_GCC_SUPPORT) fi +AC_CACHE_CHECK(for S390 z10 zarch instruction support as default, + libc_cv_asm_s390_min_z10_zarch, [dnl +cat > conftest.c <<\EOF +void testinsn (void *a, void *b, int n) +{ + __asm__ ("exrl %2,1f \n\t" + "j 2f \n\t" + "1: mvc 0(1,%0),0(%1) \n\t" + "2:" + : : "a" (a), "a" (b), "d" (n) + : "memory", "cc"); +} +EOF +dnl +dnl test, if assembler supports S390 z10 zarch instructions as default +if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c + -o conftest.o &> /dev/null]) ; +then + libc_cv_asm_s390_min_z10_zarch=yes +else + libc_cv_asm_s390_min_z10_zarch=no +fi +rm -f conftest* ]) + +if test "$libc_cv_asm_s390_min_z10_zarch" = yes ; +then + AC_DEFINE(HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT) +fi + AC_CACHE_CHECK(for S390 z196 zarch instruction support as default, libc_cv_asm_s390_min_z196_zarch, [dnl cat > conftest.c <<\EOF