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[114.35.142.126]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fc0bc5aa6esm74903495ad.299.2024.07.17.06.39.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jul 2024 06:39:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1721223600; x=1721828400; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=YXRnQrR7vltoXSYXHi7IhAgNjpxq9maTne8vi5kmaO0=; b=TobRxArKJEkOB3Lwmfv4UXNmkO92uBIZqpXywTZcjWz0iscPFK2liWi0jQpPy3IEiD n5eJVwsMYreTdVi9RVHfq2llzTkAHfT9TIYeADWV+VEAXZFhtpYakBh4cwsEFoXCF8HR vMcsJLfeJi+IjlGmWJtGhMLQ4rdT69iVknW6HPUNuEKuS8uzV9q7zo0DjC1He5CE5FwM 2IifLDb3qyL/ORGcK5QjsbhdfGQdrCj/SvqRl0RIkr5P83pONRphsA/JIMAJd6J1tJBD ed9glj/W189Ipu/OPVwsGcY6liXvELIofNTscHYufyHp6ipqpkPLlgmqXwQ/DcjMp4+J eooQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721223600; x=1721828400; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=YXRnQrR7vltoXSYXHi7IhAgNjpxq9maTne8vi5kmaO0=; b=bB+b4bztB8GP2wABTHoQFqQSHf4qYZzp9V9WtGmOJf/1bDequlzuavI6Rq+vWS177I soS8GiMGy2RulHzaFJsx7nNSyZ2e80FYviVDw8jqavbta56VOMYBhddAXfT20MHbUJGD Slf+Y9akjJQX6IErmcYXYeFhsp3x4nfL8yrIDWMDQ9we8WBg930V5EQ/qqYacREEzheg mPdEpAHZ+FYEbclO1788jYI3uKfz+Dj8XaxYciFjSvo4GdTqxFU3dNS4NWPTDvoDjWq/ MRgZkPrzx66CY2f+jxnClmfEHGRlAb1Oxs13eQUOzZY/m+F1Biq684q4QXZk0PspxxnY kViw== X-Gm-Message-State: AOJu0YwDmCTxS6P8aPNmLZkpe77yU8I9eom1aBbhZ4j7sLxOcby1E8R/ tFyCIqvlIfYC9napnTbTtVzllzMZStdMJ+sVCT5X9IuTFhVnEt22iLpoHAp2wBhrIBWpvTf3Vd2 j+pYrUk85Y6HY1zGGPCarV5SApKFIoDhrm6N2Hpalof/mMMRkFBcKR68uvDZJCIOzi+tIR0Rg+V h1Xy41139b4yYVZ6ku9i7owtDlZpAIpn7ZgNiwag== X-Google-Smtp-Source: AGHT+IEhFYiPKAJcmMHCQiAv/RxC9Qf0bgVvf4GhEV0jMHuHpRo9DU2lJ6A2ptelZafr7Wr+zeOkaA== X-Received: by 2002:a05:6a21:6e4b:b0:1c0:dd3d:ef3a with SMTP id adf61e73a8af0-1c3fdcd0ac1mr1943388637.29.1721223599905; Wed, 17 Jul 2024 06:39:59 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , richard.henderson@linaro.org, Max Chou Subject: [RFC PATCH v5 5/5] target/riscv: Inline unit-stride ld/st and corresponding functions for performance Date: Wed, 17 Jul 2024 21:39:36 +0800 Message-Id: <20240717133936.713642-6-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240717133936.713642-1-max.chou@sifive.com> References: <20240717133936.713642-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::530; envelope-from=max.chou@sifive.com; helo=mail-pg1-x530.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1721223793594116600 Content-Type: text/plain; charset="utf-8" In the vector unit-stride load/store helper functions. the vext_ldst_us & vext_ldst_whole functions corresponding most of the execution time. Inline the functions can avoid the function call overhead to improve the helper function performance. Signed-off-by: Max Chou Reviewed-by: Richard Henderson --- target/riscv/vector_helper.c | 56 +++++++++++++++++++----------------- 1 file changed, 30 insertions(+), 26 deletions(-) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 2e675b4220c..95394c425ed 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -150,18 +150,20 @@ typedef void vext_ldst_elem_fn_tlb(CPURISCVState *env= , abi_ptr addr, uint32_t idx, void *vd, uintptr_t retad= dr); typedef void vext_ldst_elem_fn_host(void *vd, uint32_t idx, void *host); =20 -#define GEN_VEXT_LD_ELEM(NAME, ETYPE, H, LDSUF) \ -static void NAME##_tlb(CPURISCVState *env, abi_ptr addr, \ - uint32_t byte_off, void *vd, uintptr_t retaddr) \ -{ \ - ETYPE *cur =3D vd + byte_off; \ - *cur =3D cpu_##LDSUF##_data_ra(env, addr, retaddr); \ -} \ - \ -static void NAME##_host(void *vd, uint32_t byte_off, void *host) \ -{ \ - ETYPE val =3D LDSUF##_p(host); \ - *(ETYPE *)(vd + byte_off) =3D val; \ +#define GEN_VEXT_LD_ELEM(NAME, ETYPE, H, LDSUF) \ +static inline QEMU_ALWAYS_INLINE \ +void NAME##_tlb(CPURISCVState *env, abi_ptr addr, \ + uint32_t byte_off, void *vd, uintptr_t retaddr) \ +{ \ + ETYPE *cur =3D vd + byte_off; \ + *cur =3D cpu_##LDSUF##_data_ra(env, addr, retaddr); \ +} \ + \ +static inline QEMU_ALWAYS_INLINE \ +void NAME##_host(void *vd, uint32_t byte_off, void *host) \ +{ \ + ETYPE val =3D LDSUF##_p(host); \ + *(ETYPE *)(vd + byte_off) =3D val; \ } =20 GEN_VEXT_LD_ELEM(lde_b, uint8_t, H1, ldub) @@ -169,18 +171,20 @@ GEN_VEXT_LD_ELEM(lde_h, uint16_t, H2, lduw) GEN_VEXT_LD_ELEM(lde_w, uint32_t, H4, ldl) GEN_VEXT_LD_ELEM(lde_d, uint64_t, H8, ldq) =20 -#define GEN_VEXT_ST_ELEM(NAME, ETYPE, H, STSUF) \ -static void NAME##_tlb(CPURISCVState *env, abi_ptr addr, \ - uint32_t byte_off, void *vd, uintptr_t retaddr) \ -{ \ - ETYPE data =3D *(ETYPE *)(vd + byte_off); \ - cpu_##STSUF##_data_ra(env, addr, data, retaddr); \ -} \ - \ -static void NAME##_host(void *vd, uint32_t byte_off, void *host) \ -{ \ - ETYPE val =3D *(ETYPE *)(vd + byte_off); \ - STSUF##_p(host, val); \ +#define GEN_VEXT_ST_ELEM(NAME, ETYPE, H, STSUF) \ +static inline QEMU_ALWAYS_INLINE \ +void NAME##_tlb(CPURISCVState *env, abi_ptr addr, \ + uint32_t byte_off, void *vd, uintptr_t retaddr) \ +{ \ + ETYPE data =3D *(ETYPE *)(vd + byte_off); \ + cpu_##STSUF##_data_ra(env, addr, data, retaddr); \ +} \ + \ +static inline QEMU_ALWAYS_INLINE \ +void NAME##_host(void *vd, uint32_t byte_off, void *host) \ +{ \ + ETYPE val =3D *(ETYPE *)(vd + byte_off); \ + STSUF##_p(host, val); \ } =20 GEN_VEXT_ST_ELEM(ste_b, uint8_t, H1, stb) @@ -366,7 +370,7 @@ vext_page_ldst_us(CPURISCVState *env, void *vd, target_= ulong addr, } } =20 -static void +static inline QEMU_ALWAYS_INLINE void vext_ldst_us(void *vd, target_ulong base, CPURISCVState *env, uint32_t des= c, vext_ldst_elem_fn_tlb *ldst_tlb, vext_ldst_elem_fn_host *ldst_host, uint32_t log2_esz, @@ -695,7 +699,7 @@ GEN_VEXT_LDFF(vle64ff_v, int64_t, lde_d_tlb) /* * load and store whole register instructions */ -static void +static inline QEMU_ALWAYS_INLINE void vext_ldst_whole(void *vd, target_ulong base, CPURISCVState *env, uint32_t = desc, vext_ldst_elem_fn_tlb *ldst_tlb, vext_ldst_elem_fn_host *ldst_host, uint32_t log2_esz, --=20 2.34.1