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Fri, 12 Feb 2021 23:32:50 +0800 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07459754|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.715133-0.0100687-0.274798; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047205; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=6; RT=6; SR=0; TI=SMTPD_---.JYHEPRw_1613143969; From: LIU Zhiwei To: qemu-devel@nongnu.org Subject: [PATCH 14/38] target/riscv: 8-bit Unpacking Instructions Date: Fri, 12 Feb 2021 23:02:32 +0800 Message-Id: <20210212150256.885-15-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: 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: none client-ip=198.11.142.31; envelope-from=zhiwei_liu@c-sky.com; helo=mail142-31.mail.alibaba.com X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: LIU Zhiwei Acked-by: Alistair Francis --- target/riscv/helper.h | 11 +++ target/riscv/insn32.decode | 11 +++ target/riscv/insn_trans/trans_rvp.c.inc | 12 +++ target/riscv/packed_helper.c | 121 ++++++++++++++++++++++++ 4 files changed, 155 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 83778b532a..585905a689 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1252,3 +1252,14 @@ DEF_HELPER_2(clrs8, tl, env, tl) DEF_HELPER_2(clz8, tl, env, tl) DEF_HELPER_2(clo8, tl, env, tl) DEF_HELPER_2(swap8, tl, env, tl) + +DEF_HELPER_2(sunpkd810, tl, env, tl) +DEF_HELPER_2(sunpkd820, tl, env, tl) +DEF_HELPER_2(sunpkd830, tl, env, tl) +DEF_HELPER_2(sunpkd831, tl, env, tl) +DEF_HELPER_2(sunpkd832, tl, env, tl) +DEF_HELPER_2(zunpkd810, tl, env, tl) +DEF_HELPER_2(zunpkd820, tl, env, tl) +DEF_HELPER_2(zunpkd830, tl, env, tl) +DEF_HELPER_2(zunpkd831, tl, env, tl) +DEF_HELPER_2(zunpkd832, tl, env, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e158066353..fa4a02c9db 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -720,3 +720,14 @@ clrs8 1010111 00000 ..... 000 ..... 1111111 @r2 clz8 1010111 00001 ..... 000 ..... 1111111 @r2 clo8 1010111 00011 ..... 000 ..... 1111111 @r2 swap8 1010110 11000 ..... 000 ..... 1111111 @r2 + +sunpkd810 1010110 01000 ..... 000 ..... 1111111 @r2 +sunpkd820 1010110 01001 ..... 000 ..... 1111111 @r2 +sunpkd830 1010110 01010 ..... 000 ..... 1111111 @r2 +sunpkd831 1010110 01011 ..... 000 ..... 1111111 @r2 +sunpkd832 1010110 10011 ..... 000 ..... 1111111 @r2 +zunpkd810 1010110 01100 ..... 000 ..... 1111111 @r2 +zunpkd820 1010110 01101 ..... 000 ..... 1111111 @r2 +zunpkd830 1010110 01110 ..... 000 ..... 1111111 @r2 +zunpkd831 1010110 01111 ..... 000 ..... 1111111 @r2 +zunpkd832 1010110 10111 ..... 000 ..... 1111111 @r2 diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_tr= ans/trans_rvp.c.inc index 5ad057d7ac..b69e964cb4 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -499,3 +499,15 @@ GEN_RVP_R2_OOL(clrs8); GEN_RVP_R2_OOL(clz8); GEN_RVP_R2_OOL(clo8); GEN_RVP_R2_OOL(swap8); + +/* 8-bit Unpacking Instructions */ +GEN_RVP_R2_OOL(sunpkd810); +GEN_RVP_R2_OOL(sunpkd820); +GEN_RVP_R2_OOL(sunpkd830); +GEN_RVP_R2_OOL(sunpkd831); +GEN_RVP_R2_OOL(sunpkd832); +GEN_RVP_R2_OOL(zunpkd810); +GEN_RVP_R2_OOL(zunpkd820); +GEN_RVP_R2_OOL(zunpkd830); +GEN_RVP_R2_OOL(zunpkd831); +GEN_RVP_R2_OOL(zunpkd832); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index be91d308e5..d0dcb692f5 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -1202,3 +1202,124 @@ static inline void do_swap8(CPURISCVState *env, voi= d *vd, void *va, uint8_t i) } =20 RVPR2(swap8, 2, 1); + +/* 8-bit Unpacking Instructions */ +static inline void +do_sunpkd810(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D a[H1(i + 1)]; +} + +RVPR2(sunpkd810, 4, 1); + +static inline void +do_sunpkd820(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D a[H1(i + 2)]; +} + +RVPR2(sunpkd820, 4, 1); + +static inline void +do_sunpkd830(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(sunpkd830, 4, 1); + +static inline void +do_sunpkd831(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 1]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(sunpkd831, 4, 1); + +static inline void +do_sunpkd832(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 2]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(sunpkd832, 4, 1); + +static inline void +do_zunpkd810(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D a[H1(i + 1)]; +} + +RVPR2(zunpkd810, 4, 1); + +static inline void +do_zunpkd820(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D a[H1(i + 2)]; +} + +RVPR2(zunpkd820, 4, 1); + +static inline void +do_zunpkd830(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(zunpkd830, 4, 1); + +static inline void +do_zunpkd831(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 1]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(zunpkd831, 4, 1); + +static inline void +do_zunpkd832(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 2]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(zunpkd832, 4, 1); --=20 2.17.1