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Received: from localhost.localdomain(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.JYH6mks_1613143365) by smtp.aliyun-inc.com(10.147.44.118); Fri, 12 Feb 2021 23:22:46 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org Subject: [PATCH 09/38] target/riscv: SIMD 8-bit Compare Instructions Date: Fri, 12 Feb 2021 23:02:27 +0800 Message-Id: <20210212150256.885-10-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210212150256.885-1-zhiwei_liu@c-sky.com> References: <20210212150256.885-1-zhiwei_liu@c-sky.com> Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richard.henderson@linaro.org, LIU Zhiwei , qemu-riscv@nongnu.org, palmer@dabbelt.com, alistair23@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei --- target/riscv/helper.h | 6 ++++ target/riscv/insn32.decode | 6 ++++ target/riscv/insn_trans/trans_rvp.c.inc | 7 ++++ target/riscv/packed_helper.c | 46 +++++++++++++++++++++++++ 4 files changed, 65 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index f41f9acccc..4d9c36609c 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1208,3 +1208,9 @@ DEF_HELPER_3(scmplt16, tl, env, tl, tl) DEF_HELPER_3(scmple16, tl, env, tl, tl) DEF_HELPER_3(ucmplt16, tl, env, tl, tl) DEF_HELPER_3(ucmple16, tl, env, tl, tl) + +DEF_HELPER_3(cmpeq8, tl, env, tl, tl) +DEF_HELPER_3(scmplt8, tl, env, tl, tl) +DEF_HELPER_3(scmple8, tl, env, tl, tl) +DEF_HELPER_3(ucmplt8, tl, env, tl, tl) +DEF_HELPER_3(ucmple8, tl, env, tl, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index f3cd508396..7519df7e20 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -675,3 +675,9 @@ scmplt16 0000110 ..... ..... 000 ..... 1111111 @r scmple16 0001110 ..... ..... 000 ..... 1111111 @r ucmplt16 0010110 ..... ..... 000 ..... 1111111 @r ucmple16 0011110 ..... ..... 000 ..... 1111111 @r + +cmpeq8 0100111 ..... ..... 000 ..... 1111111 @r +scmplt8 0000111 ..... ..... 000 ..... 1111111 @r +scmple8 0001111 ..... ..... 000 ..... 1111111 @r +ucmplt8 0010111 ..... ..... 000 ..... 1111111 @r +ucmple8 0011111 ..... ..... 000 ..... 1111111 @r diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 6438dfb776..6eb9e83c6f 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -376,3 +376,10 @@ GEN_RVP_R_OOL(scmplt16); GEN_RVP_R_OOL(scmple16); GEN_RVP_R_OOL(ucmplt16); GEN_RVP_R_OOL(ucmple16); + +/* SIMD 8-bit Compare Instructions */ +GEN_RVP_R_OOL(cmpeq8); +GEN_RVP_R_OOL(scmplt8); +GEN_RVP_R_OOL(scmple8); +GEN_RVP_R_OOL(ucmplt8); +GEN_RVP_R_OOL(ucmple8); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 30b916b5ad..ff86e015e4 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -677,3 +677,49 @@ static inline void do_ucmple16(CPURISCVState *env, void *vd, void *va, } RVPR(ucmple16, 1, 2); + +/* SIMD 8-bit Compare Instructions */ +static inline void do_cmpeq8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] == b[i]) ? 0xff : 0x0; +} + +RVPR(cmpeq8, 1, 1); + +static inline void do_scmplt8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] < b[i]) ? 0xff : 0x0; +} + +RVPR(scmplt8, 1, 1); + +static inline void do_scmple8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] <= b[i]) ? 0xff : 0x0; +} + +RVPR(scmple8, 1, 1); + +static inline void do_ucmplt8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] < b[i]) ? 0xff : 0x0; +} + +RVPR(ucmplt8, 1, 1); + +static inline void do_ucmple8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] <= b[i]) ? 0xff : 0x0; +} + +RVPR(ucmple8, 1, 1); -- 2.17.1