From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19430 invoked by alias); 1 Aug 2011 13:48:12 -0000 Received: (qmail 19406 invoked by uid 22791); 1 Aug 2011 13:48:10 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,TW_LZ,TW_ML,TW_ZC X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 01 Aug 2011 13:47:56 +0000 From: "hjl at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/49547] LZCNT should be enabled only if ABM or LZCNT bits are set X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.6.2 X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Mon, 01 Aug 2011 13:48:00 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2011-08/txt/msg00029.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49547 --- Comment #6 from hjl at gcc dot gnu.org 2011-08-01 13:47:39 UTC --- Author: hjl Date: Mon Aug 1 13:47:31 2011 New Revision: 177034 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177034 Log: Add -mlzcnt. gcc/ 2011-08-01 Kirill Yukhin PR target/49547 * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h. (x86_64-*-*): Likewise. * config/i386/i386.opt (mlzcnt): New. * config/i386/abmintrin.h: File removed. (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ... * config/i386/lzcntintrin.h: ... here. New file. (__lzcnt): Rename to ... (__lzcnt32): ... this. * config/i386/bmiintrin.h (head): Update copyright year. (__lzcnt_u16): Removed. (__lzcnt_u32): Likewise. (__lzcnt_u64): Likewise. * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__ is defined, remove abmintrin.h. * config/i386/cpuid.h (bit_LZCNT): New. * config/i386/driver-i386.c (host_detect_local_cpu): Detect LZCNT feature. * config/i386/i386-c.c (ix86_target_macros_internal): Define __LZCNT__ if needed. * config/i386/i386.c (ix86_target_string): New option -mlzcnt. (ix86_option_override_internal): Handle LZCNT option. (ix86_valid_target_attribute_inner_p): Likewise. (struct builtin_description bdesc_args) : Update. * config/i386/i386.h (TARGET_LZCNT): New. (CLZ_DEFINED_VALUE_AT_ZERO): Update. * config/i386/i386.md (clz2): Update insn constraint. (clz2_lzcnt): Likewise. * doc/invoke.texi: Mention -mlzcnt option. * doc/extend.texi: Likewise. gcc/testsuite/ 2011-08-01 Kirill Yukhin * gcc.target/i386/i386.exp (check_effective_target_lzcnt): New. * gcc.target/i386/lzcnt-1.c: New test. * gcc.target/i386/lzcnt-2.c: Likewise. * gcc.target/i386/lzcnt-2a.c: Likewise. * gcc.target/i386/lzcnt-3.c: Likewise. * gcc.target/i386/lzcnt-4.c: Likewise. * gcc.target/i386/lzcnt-4a.c: Likewise. * gcc.target/i386/lzcnt-5.c: Likewise. * gcc.target/i386/lzcnt-6.c: Likewise. * gcc.target/i386/lzcnt-6a.c: Likewise. * gcc.target/i386/lzcnt-check.h: Likewise. * gcc.target/i386/sse-12.c (dg-compile): Add -mlzcnt. * gcc.target/i386/sse-13.c: Likewise. * gcc.target/i386/sse-14.c: Likewise. * g++.dg/other/i386-2.C: Likewise. * g++.dg/other/i386-3.C: Likewise. Added: trunk/gcc/config/i386/lzcntintrin.h trunk/gcc/testsuite/gcc.target/i386/lzcnt-1.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-2.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-2a.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-3.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-4.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-4a.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-5.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-6.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-6a.c trunk/gcc/testsuite/gcc.target/i386/lzcnt-check.h Removed: trunk/gcc/config/i386/abmintrin.h Modified: trunk/gcc/ChangeLog trunk/gcc/config.gcc trunk/gcc/config/i386/bmiintrin.h trunk/gcc/config/i386/cpuid.h trunk/gcc/config/i386/driver-i386.c trunk/gcc/config/i386/i386-c.c trunk/gcc/config/i386/i386.c trunk/gcc/config/i386/i386.h trunk/gcc/config/i386/i386.md trunk/gcc/config/i386/i386.opt trunk/gcc/config/i386/x86intrin.h trunk/gcc/doc/extend.texi trunk/gcc/doc/invoke.texi trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/g++.dg/other/i386-2.C trunk/gcc/testsuite/g++.dg/other/i386-3.C trunk/gcc/testsuite/gcc.target/i386/i386.exp trunk/gcc/testsuite/gcc.target/i386/sse-12.c trunk/gcc/testsuite/gcc.target/i386/sse-13.c trunk/gcc/testsuite/gcc.target/i386/sse-14.c