From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by sourceware.org (Postfix) with ESMTPS id 6A2033858C3A for ; Mon, 10 Apr 2023 10:56:54 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 6A2033858C3A Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-638bb0b8aacso45924b3a.0 for ; Mon, 10 Apr 2023 03:56:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1681124213; x=1683716213; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=FppgRun1m6M32ftK2gKw+pstH7ClD6SkNtBCUDciW/k=; b=n+WF8TQT+2mDszTI08mroz2amHMzb0KnhSJNAvxc6h/AUAxywD+Wtiv9sNOjPJSC6I LqrrfBTLeXzgNHiG4ar2Wwq/ZUCX/ynbJhm9Bun43DopT1Mfi/FFLQBx665LNBAIwnfP UJ5d8UfhWaU5x1LwTzExR6eBEqGx34UjwRDULpnPcs6i76PomzgDYQ9muA3uvlkNvLrs K3NDJ3PNHa+W+San4FXZ0+i2tq/vxFKV/WCqVrOR+WvKHBJO08mT4k7tFtjB88Pu5yOH yHfoE54Lo/YR//VYAOYwyMmNrPYZFVMszit6ayhc+3znA6TKwIxrmTDGrfQNZBQpBTr6 X72Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1681124213; x=1683716213; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=FppgRun1m6M32ftK2gKw+pstH7ClD6SkNtBCUDciW/k=; b=rEhUNiav7/Cp4HSOuBIQJH2SkRpkFs/31Lu4cVmghMrNNvdUJxjaCI+aH4300nf88Y klvhzn1gyNO9hXgoSaIjYhDtTOTWw1QkN1gxQ7ipH1fDrccDHnnHuXCHLMSJH0A3hzkA DQLACrSgOp7joyOAtMxaBXVOwuJMs74am6pYR6WF2qUQvBeeRh8N0Tk7uuAcTORLYtNO JZo6Wpee6GR8pQumLiiu0ynnakHi459INqGjnaoVT86z26N5WCaOWTvf+0zpDM1uS8SG c3nuYfhgzvBmq8xchmq50lSk7YYWx54xmE/x53pe7Fy34z+8ytmk4hsLqtVD1UE7DXtY Lv3Q== X-Gm-Message-State: AAQBX9eppcWnoSVNvk7mqd78HMnvxyNI4UWxVsOTUCrqUGwvvSaXbfTR uN+TBRJdC3EoB5hIERZNtLIRlIQpccheh5iYOjY/0g== X-Google-Smtp-Source: AKy350Z6kmwDp2SILh/Z3RhTZGwCvw+9wPuOEj2uUrJ7jpYzVLpDU8X5Ia8GHO2RYME0xLSIiQKalg== X-Received: by 2002:a17:903:743:b0:1a0:4405:5787 with SMTP id kl3-20020a170903074300b001a044055787mr8316720plb.0.1681124212698; Mon, 10 Apr 2023 03:56:52 -0700 (PDT) Received: from localhost.localdomain ([47.246.101.50]) by smtp.gmail.com with ESMTPSA id jo18-20020a170903055200b001a051eb014bsm7479427plb.219.2023.04.10.03.56.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Apr 2023 03:56:52 -0700 (PDT) From: Lin Sinan To: gcc-patches@gcc.gnu.org Cc: shihua@iscas.ac.cn, philipp.tomsich@vrull.eu, kito.cheng@gmail.com, jeffreyalaw@gmail.com, Sinan Lin Subject: [PATCH] RISC-V: add TARGET_ZBKB to the condition of bswapsi2, bswapdi2 and rotr3 patterns Date: Mon, 10 Apr 2023 18:56:40 +0800 Message-Id: <20230410105640.6510-1-mynameisxiaou@gmail.com> X-Mailer: git-send-email 2.36.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-12.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: From: Sinan Lin tell gcc that zbkb has these two spn to enable some optimizations. e.g. 1) the rrotate_expr could match to rotrm3 during expand; 2) hook up __builtin_bswap64 with `rev8` in zbkb64. --- gcc/config/riscv/bitmanip.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/gcc/config/riscv/bitmanip.md b/gcc/config/riscv/bitmanip.md index 7aa591689ba..3ed9f5d403a 100644 --- a/gcc/config/riscv/bitmanip.md +++ b/gcc/config/riscv/bitmanip.md @@ -297,7 +297,7 @@ [(set (match_operand:GPR 0 "register_operand") (rotatert:GPR (match_operand:GPR 1 "register_operand") (match_operand:QI 2 "arith_operand")))] - "TARGET_ZBB || TARGET_XTHEADBB" + "TARGET_ZBB || TARGET_XTHEADBB || TARGET_ZBKB" { if (TARGET_XTHEADBB && !immediate_operand (operands[2], VOIDmode)) FAIL; @@ -362,12 +362,12 @@ (define_expand "bswapdi2" [(set (match_operand:DI 0 "register_operand") (bswap:DI (match_operand:DI 1 "register_operand")))] - "TARGET_64BIT && (TARGET_ZBB || TARGET_XTHEADBB)") + "TARGET_64BIT && (TARGET_ZBB || TARGET_XTHEADBB || TARGET_ZBKB)") (define_expand "bswapsi2" [(set (match_operand:SI 0 "register_operand") (bswap:SI (match_operand:SI 1 "register_operand")))] - "(!TARGET_64BIT && TARGET_ZBB) || TARGET_XTHEADBB") + "(!TARGET_64BIT && (TARGET_ZBB || TARGET_ZBKB)) || TARGET_XTHEADBB") (define_insn "*bswap2" [(set (match_operand:X 0 "register_operand" "=r") -- 2.19.1.6.gb485710b