From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by sourceware.org (Postfix) with ESMTPS id 7C9E9393AC0F for ; Mon, 16 Aug 2021 09:18:59 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 7C9E9393AC0F X-IronPort-AV: E=McAfee;i="6200,9189,10077"; a="196094613" X-IronPort-AV: E=Sophos;i="5.84,324,1620716400"; d="scan'208";a="196094613" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2021 02:18:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,324,1620716400"; d="scan'208";a="448440442" Received: from scymds01.sc.intel.com ([10.148.94.138]) by fmsmga007.fm.intel.com with ESMTP; 16 Aug 2021 02:18:58 -0700 Received: from shliclel219.sh.intel.com (shliclel219.sh.intel.com [10.239.236.219]) by scymds01.sc.intel.com with ESMTP id 17G9Iu8k019523; Mon, 16 Aug 2021 02:18:57 -0700 From: liuhongt To: gcc-patches@gcc.gnu.org Subject: [PATCH] [i386] Fix ICE. Date: Mon, 16 Aug 2021 17:18:56 +0800 Message-Id: <20210816091856.2430481-1-hongtao.liu@intel.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-11.6 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_NONE, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, KAM_SHORT, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 Aug 2021 09:19:10 -0000 Hi: avx512f_scalef2 only accept register_operand for operands[1], force it to reg in ldexp3. Bootstrapped and regtested on x86_64-linux-gnu{-m32,}. Ok for trunk. gcc/ChangeLog: PR target/101930 * config/i386/i386.md (ldexp3): Force operands[1] to reg. gcc/testsuite/ChangeLog: PR target/101930 * gcc.target/i386/pr101930.c: New test. --- gcc/config/i386/i386.md | 4 +--- gcc/testsuite/gcc.target/i386/pr101930.c | 9 +++++++++ 2 files changed, 10 insertions(+), 3 deletions(-) create mode 100644 gcc/testsuite/gcc.target/i386/pr101930.c diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 4a8e8fea290..41d85623ad6 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -17938,9 +17938,7 @@ (define_expand "ldexp3" if (TARGET_AVX512F && TARGET_SSE_MATH) { rtx op2 = gen_reg_rtx (mode); - - if (!nonimmediate_operand (operands[1], mode)) - operands[1] = force_reg (mode, operands[1]); + operands[1] = force_reg (mode, operands[1]); emit_insn (gen_floatsi2 (op2, operands[2])); emit_insn (gen_avx512f_scalef2 (operands[0], operands[1], op2)); diff --git a/gcc/testsuite/gcc.target/i386/pr101930.c b/gcc/testsuite/gcc.target/i386/pr101930.c new file mode 100644 index 00000000000..7207dd18377 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr101930.c @@ -0,0 +1,9 @@ +/* { dg-do compile } */ +/* { dg-options "-mavx512f -O2 -mfpmath=sse -ffast-math" } */ +double a; +double +__attribute__((noipa)) +foo (int b) +{ + return __builtin_ldexp (a, b); +} -- 2.27.0