From patchwork Tue Dec 6 09:11:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Feng Wang X-Patchwork-Id: 55342 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id F15D23959C8C for ; Tue, 6 Dec 2022 09:12:22 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from azure-sdnproxy.icoremail.net (azure-sdnproxy.icoremail.net [52.187.6.220]) by sourceware.org (Postfix) with SMTP id DE5F23959CB7 for ; Tue, 6 Dec 2022 09:12:04 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org DE5F23959CB7 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=eswincomputing.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=eswincomputing.com Received: from localhost.localdomain (unknown [10.12.130.31]) by app2 (Coremail) with SMTP id EggMCgC3iC1fB49jQ3AWAA--.34031S4; Tue, 06 Dec 2022 17:11:59 +0800 (CST) From: Feng Wang To: gcc-patches@gcc.gnu.org Cc: kito.cheng@gmail.com, palmer@dabbelt.com, Feng Wang Subject: [PATCH v2 0/1] RISC-V: Optimze the reverse conditions of rotate shift Date: Tue, 6 Dec 2022 09:11:52 +0000 Message-Id: <20221206091153.27281-1-wangfeng@eswincomputing.com> X-Mailer: git-send-email 2.17.1 X-CM-TRANSID: EggMCgC3iC1fB49jQ3AWAA--.34031S4 X-Coremail-Antispam: 1UD129KBjvdXoW7Gw1kCry3Jr1rJr17CF13CFg_yoWDZwb_Kr 48GFyYgryUWay8JFWUArn3GryUK395Xr97tayDJr4j9ryDWryDWw1DJF1jvFy8Ar18JFWf JF1xJryxt3s8XjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbIkFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr1j 6rxdM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s 0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r106r15McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7MxkF7I0En4kS14v26r12 6r1DMxkIecxEwVCm-wCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s 026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_ JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20x vEc7CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE 14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf 9x0JUBmhwUUUUU= X-CM-SenderInfo: pzdqwwxhqjqvxvzl0uprps33xlqjhudrp/ X-Spam-Status: No, score=-2.9 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_SHORT, 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 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: , Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" The first patch is https://gcc.gnu.org/pipermail/gcc-patches/2022-November/607332.html. Accroding to Jeff's suggestion I added some conditions when reverse the rotate shift during RTL expansion and RTL optimization. wangfeng (1): RISC-V: Optimze the reverse conditions of rotate shift gcc/config/riscv/bitmanip.md | 4 +- gcc/expmed.cc | 14 ++-- gcc/rtl.h | 1 + gcc/simplify-rtx.cc | 49 ++++++++++---- .../gcc.target/riscv/zbb-rol-ror-04.c | 52 +++++++++++++++ .../gcc.target/riscv/zbb-rol-ror-05.c | 24 +++++++ .../gcc.target/riscv/zbb-rol-ror-06.c | 36 +++++++++++ .../gcc.target/riscv/zbb-rol-ror-07.c | 64 +++++++++++++++++++ 8 files changed, 219 insertions(+), 25 deletions(-) create mode 100644 gcc/testsuite/gcc.target/riscv/zbb-rol-ror-04.c create mode 100644 gcc/testsuite/gcc.target/riscv/zbb-rol-ror-05.c create mode 100644 gcc/testsuite/gcc.target/riscv/zbb-rol-ror-06.c create mode 100644 gcc/testsuite/gcc.target/riscv/zbb-rol-ror-07.c