From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from xry111.site (xry111.site [IPv6:2001:470:683e::1]) by sourceware.org (Postfix) with ESMTPS id 3C1CA3858D1E for ; Wed, 9 Nov 2022 13:53:45 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 3C1CA3858D1E Authentication-Results: sourceware.org; dmarc=pass (p=reject dis=none) header.from=xry111.site Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=xry111.site DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=xry111.site; s=default; t=1668002023; bh=Q3akA30R18iB+ZVg8x6Joad5mx3td0jsTrgYPjD5+CM=; h=From:To:Cc:Subject:Date:From; b=THBFt4Vger5WnwzGSsbkjpjMSQGZXhmhLzic9iwFSPetjmYAM4AIazzQkzwgTfINb wBlS/wDhxOWARt68KCzXBaxrE+ti0YrTA50SjZXfDYpnFabwj/HO8pk4uc5RyTn57u ZpHZrtbvQNbvJtChGv5ksCvENtpbIbBHalo7iSto= Received: from xry111-x57s1.. (unknown [IPv6:240e:358:113a:1300:dc73:854d:832e:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (Client did not present a certificate) (Authenticated sender: xry111@xry111.site) by xry111.site (Postfix) with ESMTPSA id E897F66886; Wed, 9 Nov 2022 08:53:39 -0500 (EST) From: Xi Ruoyao To: gcc-patches@gcc.gnu.org Cc: Lulu Cheng , Wang Xuerui , Chenghua Xu , Xiaolin Tang , Xi Ruoyao Subject: [PATCH v2 0/4] LoongArch: Add some floating-point operations Date: Wed, 9 Nov 2022 21:53:25 +0800 Message-Id: <20221109135329.952128-1-xry111@xry111.site> X-Mailer: git-send-email 2.38.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=0.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FROM_SUSPICIOUS_NTLD,FROM_SUSPICIOUS_NTLD_FP,KAM_SHORT,LIKELY_SPAM_FROM,PDS_OTHER_BAD_TLD,SPF_HELO_PASS,SPF_PASS,TXREP autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: These patches allow to expand the following builtins to floating point instructions for LoongArch: - __builtin_rint{,f} - __builtin_{l,ll}rint{,f} - __builtin_{l,ll}floor{,f} - __builtin_{l,ll}ceil{,f} - __builtin_scalb{n,ln}{,f} - __builtin_logb{,f} Bootstrapped and regtested on loongarch64-linux-gnu. And a modified Glibc using the builtins for rint{,f}, {l,ll}rint{,f}, and logb{,f} also survived Glibc test suite. Please review ASAP because GCC 13 stage 1 will end on Nov. 13th. v1 -> v2: Only use ftint{rm,rp} instructions if floor and ceil are allowed to raise inexact exception. Xi Ruoyao (4): LoongArch: Rename frint_ to rint2 LoongArch: Add ftint{,rm,rp}.{w,l}.{s,d} instructions LoongArch: Add fscaleb.{s,d} instructions as ldexp{sf,df}3 LoongArch: Add flogb.{s,d} instructions and expand logb{sf,df}2 gcc/config/loongarch/loongarch.md | 95 ++++++++++++++++++- gcc/testsuite/gcc.target/loongarch/flogb.c | 18 ++++ gcc/testsuite/gcc.target/loongarch/frint.c | 16 ++++ gcc/testsuite/gcc.target/loongarch/fscaleb.c | 48 ++++++++++ .../gcc.target/loongarch/ftint-no-inexact.c | 44 +++++++++ gcc/testsuite/gcc.target/loongarch/ftint.c | 44 +++++++++ 6 files changed, 261 insertions(+), 4 deletions(-) create mode 100644 gcc/testsuite/gcc.target/loongarch/flogb.c create mode 100644 gcc/testsuite/gcc.target/loongarch/frint.c create mode 100644 gcc/testsuite/gcc.target/loongarch/fscaleb.c create mode 100644 gcc/testsuite/gcc.target/loongarch/ftint-no-inexact.c create mode 100644 gcc/testsuite/gcc.target/loongarch/ftint.c -- 2.38.1