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Fri, 12 Feb 2021 23:52:58 +0800 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.0748601|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.621911-0.0154592-0.362629; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047199; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=6; RT=6; SR=0; TI=SMTPD_---.JYHXsKS_1613145177; From: LIU Zhiwei To: qemu-devel@nongnu.org Subject: [PATCH 24/38] target/riscv: Signed 16-bit Multiply with 64-bit Add/Subtract Instructions Date: Fri, 12 Feb 2021 23:02:42 +0800 Message-Id: <20210212150256.885-25-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=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+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 --- target/riscv/helper.h | 11 ++ target/riscv/insn32.decode | 11 ++ target/riscv/insn_trans/trans_rvp.c.inc | 12 ++ target/riscv/packed_helper.c | 151 ++++++++++++++++++++++++ 4 files changed, 185 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 4d89417287..3ec4477ce8 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1347,3 +1347,14 @@ DEF_HELPER_4(kmar64, i64, env, tl, tl, i64) DEF_HELPER_4(kmsr64, i64, env, tl, tl, i64) DEF_HELPER_4(ukmar64, i64, env, tl, tl, i64) DEF_HELPER_4(ukmsr64, i64, env, tl, tl, i64) + +DEF_HELPER_4(smalbb, i64, env, tl, tl, i64) +DEF_HELPER_4(smalbt, i64, env, tl, tl, i64) +DEF_HELPER_4(smaltt, i64, env, tl, tl, i64) +DEF_HELPER_4(smalda, i64, env, tl, tl, i64) +DEF_HELPER_4(smalxda, i64, env, tl, tl, i64) +DEF_HELPER_4(smalds, i64, env, tl, tl, i64) +DEF_HELPER_4(smalxds, i64, env, tl, tl, i64) +DEF_HELPER_4(smaldrs, i64, env, tl, tl, i64) +DEF_HELPER_4(smslda, i64, env, tl, tl, i64) +DEF_HELPER_4(smslxda, i64, env, tl, tl, i64) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 60b8b3617b..82ee24c563 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -817,3 +817,14 @@ kmar64 1001010 ..... ..... 001 ..... 1111111 @r kmsr64 1001011 ..... ..... 001 ..... 1111111 @r ukmar64 1011010 ..... ..... 001 ..... 1111111 @r ukmsr64 1011011 ..... ..... 001 ..... 1111111 @r + +smalbb 1000100 ..... ..... 001 ..... 1111111 @r +smalbt 1001100 ..... ..... 001 ..... 1111111 @r +smaltt 1010100 ..... ..... 001 ..... 1111111 @r +smalda 1000110 ..... ..... 001 ..... 1111111 @r +smalxda 1001110 ..... ..... 001 ..... 1111111 @r +smalds 1000101 ..... ..... 001 ..... 1111111 @r +smaldrs 1001101 ..... ..... 001 ..... 1111111 @r +smalxds 1010101 ..... ..... 001 ..... 1111111 @r +smslda 1010110 ..... ..... 001 ..... 1111111 @r +smslxda 1011110 ..... ..... 001 ..... 1111111 @r diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_tr= ans/trans_rvp.c.inc index 3e62024aac..ddaca3d20b 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -805,3 +805,15 @@ GEN_RVP_R_D64_ACC_OOL(kmar64); GEN_RVP_R_D64_ACC_OOL(kmsr64); GEN_RVP_R_D64_ACC_OOL(ukmar64); GEN_RVP_R_D64_ACC_OOL(ukmsr64); + +/* Signed 16-bit Multiply with 64-bit Add/Subtract Instructions */ +GEN_RVP_R_D64_ACC_OOL(smalbb); +GEN_RVP_R_D64_ACC_OOL(smalbt); +GEN_RVP_R_D64_ACC_OOL(smaltt); +GEN_RVP_R_D64_ACC_OOL(smalda); +GEN_RVP_R_D64_ACC_OOL(smalxda); +GEN_RVP_R_D64_ACC_OOL(smalds); +GEN_RVP_R_D64_ACC_OOL(smaldrs); +GEN_RVP_R_D64_ACC_OOL(smalxds); +GEN_RVP_R_D64_ACC_OOL(smslda); +GEN_RVP_R_D64_ACC_OOL(smslxda); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 3cbe9e51cc..4e4722c20e 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -2384,3 +2384,154 @@ static inline void do_ukmsr64(CPURISCVState *env, v= oid *vd, void *va, } =20 RVPR64_ACC(ukmsr64, 1, 4); + +/* Signed 16-bit Multiply with 64-bit Add/Subtract Instructions */ +static inline void do_smalbb(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i)] * b[H2(i)]; +} + +RVPR64_ACC(smalbb, 2, 2); + +static inline void do_smalbt(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i)] * b[H2(i + 1)]; +} + +RVPR64_ACC(smalbt, 2, 2); + +static inline void do_smaltt(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i + 1)] * b[H2(i + 1)]; +} + +RVPR64_ACC(smaltt, 2, 2); + +static inline void do_smalda(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i)] * b[H2(i)] + (int64_t)a[H2(i + 1)] * b[H2(i = + 1)]; +} + +RVPR64_ACC(smalda, 2, 2); + +static inline void do_smalxda(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i)] * b[H2(i + 1)] + (int64_t)a[H2(i + 1)] * b[H= 2(i)]; +} + +RVPR64_ACC(smalxda, 2, 2); + +static inline void do_smalds(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i + 1)] * b[H2(i + 1)] - (int64_t)a[H2(i)] * b[H= 2(i)]; +} + +RVPR64_ACC(smalds, 2, 2); + +static inline void do_smaldrs(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i)] * b[H2(i)] - (int64_t)a[H2(i + 1)] * b[H2(i = + 1)]; +} + +RVPR64_ACC(smaldrs, 2, 2); + +static inline void do_smalxds(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d +=3D (int64_t)a[H2(i + 1)] * b[H2(i)] - (int64_t)a[H2(i)] * b[H2(i = + 1)]; +} + +RVPR64_ACC(smalxds, 2, 2); + +static inline void do_smslda(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d -=3D (int64_t)a[H2(i)] * b[H2(i)] + (int64_t)a[H2(i + 1)] * b[H2(i = + 1)]; +} + +RVPR64_ACC(smslda, 2, 2); + +static inline void do_smslxda(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int64_t *d =3D vd, *c =3D vc; + int16_t *a =3D va, *b =3D vb; + + if (i =3D=3D 0) { + *d =3D *c; + } + + *d -=3D (int64_t)a[H2(i + 1)] * b[H2(i)] + (int64_t)a[H2(i)] * b[H2(i = + 1)]; +} + +RVPR64_ACC(smslxda, 2, 2); --=20 2.17.1