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Thu, 22 Aug 2024 12:48:08 -0700 (PDT) Received: from patrick-ThinkPad-X1-Carbon-Gen-8.hq.rivosinc.com ([50.145.13.30]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-203855e1609sm16250925ad.160.2024.08.22.12.48.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Aug 2024 12:48:08 -0700 (PDT) From: Patrick O'Neill To: gcc-patches@gcc.gnu.org Cc: rdapp.gcc@gmail.com, juzhe.zhong@rivai.ai, kito.cheng@gmail.com, jeffreyalaw@gmail.com, gnu-toolchain@rivosinc.com, Patrick O'Neill Subject: [PATCH 0/9] RISC-V: Improve const vector costing and expansion Date: Thu, 22 Aug 2024 12:46:23 -0700 Message-ID: <20240822194705.2789364-1-patrick@rivosinc.com> X-Mailer: git-send-email 2.43.2 MIME-Version: 1.0 X-Spam-Status: No, score=-5.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, KAM_SHORT, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE 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: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org Constant vectors are currently spilled/loaded from memory often. This series increases the number of costed patterns via a catch-all pattern and fixes a variety of bugs I found along the way. Patrick O'Neill (9): RISC-V: Use encoded nelts when calling repeating_sequence_p RISC-V: Fix vid const vector expander for non-npatterns size steps RISC-V: Handle 0.0 floating point pattern costing to match const_vector expander RISC-V: Reorder insn cost match order to match corresponding expander match order RISC-V: Handle case when constant vector construction target rtx is not a register RISC-V: Emit costs for bool and stepped const vectors RISC-V: Allow non-duplicate bool patterns in expand_const_vector RISC-V: Move helper functions above expand_const_vector RISC-V: Add vslide1up/down pattern to expand_const_vector gcc/config/riscv/riscv-v.cc | 343 +++++++++--------- gcc/config/riscv/riscv-v.h | 88 +++++ gcc/config/riscv/riscv.cc | 167 ++++++++- .../riscv/rvv/autovec/materialize-1.c | 13 + .../riscv/rvv/autovec/materialize-2.c | 13 + .../riscv/rvv/autovec/materialize-3.c | 13 + .../riscv/rvv/autovec/materialize-4.c | 13 + .../riscv/rvv/autovec/materialize-5.c | 13 + .../riscv/rvv/autovec/materialize-6.c | 13 + 9 files changed, 487 insertions(+), 189 deletions(-) create mode 100644 gcc/config/riscv/riscv-v.h create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/materialize-1.c create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/materialize-2.c create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/materialize-3.c create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/materialize-4.c create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/materialize-5.c create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/materialize-6.c --- 2.34.1