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L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.GyaeXy8_1583756101) by smtp.aliyun-inc.com(10.147.41.199); Mon, 09 Mar 2020 20:15:11 +0800 From: LIU Zhiwei To: richard.henderson@linaro.org, alistair23@gmail.com, chihmin.chao@sifive.com, palmer@dabbelt.com Subject: [PATCH v3 18/60] target/riscv: vector integer divide instructions Date: Mon, 9 Mar 2020 20:14:15 +0800 Message-Id: <20200309121457.13719-19-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200309121457.13719-1-zhiwei_liu@c-sky.com> References: <20200309121457.13719-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 121.197.200.217 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: guoren@linux.alibaba.com, qemu-riscv@nongnu.org, qemu-devel@nongnu.org, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, LIU Zhiwei Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei --- target/riscv/helper.h | 33 +++++++++++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++++ target/riscv/vector_helper.c | 74 +++++++++++++++++++++++++ 4 files changed, 125 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index f42a12eef3..357f149198 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -558,3 +558,36 @@ DEF_HELPER_6(vmulhsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmulhsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmulhsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmulhsu_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vdivu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdivu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdivu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdivu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdiv_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdiv_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdiv_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdiv_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vremu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vremu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vremu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vremu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrem_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrem_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrem_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrem_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vdivu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdivu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdivu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdivu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdiv_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdiv_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdiv_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vdiv_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vremu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vremu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vremu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vremu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrem_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrem_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrem_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrem_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index a8ac4e9e9d..2afe24dd34 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -370,6 +370,14 @@ vmulhu_vv 100100 . ..... ..... 010 ..... 1010111 @r_vm vmulhu_vx 100100 . ..... ..... 110 ..... 1010111 @r_vm vmulhsu_vv 100110 . ..... ..... 010 ..... 1010111 @r_vm vmulhsu_vx 100110 . ..... ..... 110 ..... 1010111 @r_vm +vdivu_vv 100000 . ..... ..... 010 ..... 1010111 @r_vm +vdivu_vx 100000 . ..... ..... 110 ..... 1010111 @r_vm +vdiv_vv 100001 . ..... ..... 010 ..... 1010111 @r_vm +vdiv_vx 100001 . ..... ..... 110 ..... 1010111 @r_vm +vremu_vv 100010 . ..... ..... 010 ..... 1010111 @r_vm +vremu_vx 100010 . ..... ..... 110 ..... 1010111 @r_vm +vrem_vv 100011 . ..... ..... 010 ..... 1010111 @r_vm +vrem_vx 100011 . ..... ..... 110 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index a1ecc9f52d..9f0645a92b 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1444,3 +1444,13 @@ GEN_OPIVX_GVEC_TRANS(vmul_vx, muls) GEN_OPIVX_TRANS(vmulh_vx, opivx_check) GEN_OPIVX_TRANS(vmulhu_vx, opivx_check) GEN_OPIVX_TRANS(vmulhsu_vx, opivx_check) + +/* Vector Integer Divide Instructions */ +GEN_OPIVV_TRANS(vdivu_vv, opivv_check) +GEN_OPIVV_TRANS(vdiv_vv, opivv_check) +GEN_OPIVV_TRANS(vremu_vv, opivv_check) +GEN_OPIVV_TRANS(vrem_vv, opivv_check) +GEN_OPIVX_TRANS(vdivu_vx, opivx_check) +GEN_OPIVX_TRANS(vdiv_vx, opivx_check) +GEN_OPIVX_TRANS(vremu_vx, opivx_check) +GEN_OPIVX_TRANS(vrem_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 93daafd5bd..6330f5882f 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1697,3 +1697,77 @@ GEN_VEXT_VX(vmulhsu_vx_b, 1, 1, clearb) GEN_VEXT_VX(vmulhsu_vx_h, 2, 2, clearh) GEN_VEXT_VX(vmulhsu_vx_w, 4, 4, clearl) GEN_VEXT_VX(vmulhsu_vx_d, 8, 8, clearq) + +/* Vector Integer Divide Instructions */ +#define DO_DIVU(N, M) (unlikely(M == 0) ? (__typeof(N))(-1) : N / M) +#define DO_REMU(N, M) (unlikely(M == 0) ? N : N % M) +#define DO_DIV(N, M) (unlikely(M == 0) ? (__typeof(N))(-1) :\ + unlikely((N == -N) && (M == (__typeof(N))(-1))) ? N : N / M) +#define DO_REM(N, M) (unlikely(M == 0) ? N :\ + unlikely((N == -N) && (M == (__typeof(N))(-1))) ? 0 : N % M) + +RVVCALL(OPIVV2, vdivu_vv_b, OP_UUU_B, H1, H1, H1, DO_DIVU) +RVVCALL(OPIVV2, vdivu_vv_h, OP_UUU_H, H2, H2, H2, DO_DIVU) +RVVCALL(OPIVV2, vdivu_vv_w, OP_UUU_W, H4, H4, H4, DO_DIVU) +RVVCALL(OPIVV2, vdivu_vv_d, OP_UUU_D, H8, H8, H8, DO_DIVU) +RVVCALL(OPIVV2, vdiv_vv_b, OP_SSS_B, H1, H1, H1, DO_DIV) +RVVCALL(OPIVV2, vdiv_vv_h, OP_SSS_H, H2, H2, H2, DO_DIV) +RVVCALL(OPIVV2, vdiv_vv_w, OP_SSS_W, H4, H4, H4, DO_DIV) +RVVCALL(OPIVV2, vdiv_vv_d, OP_SSS_D, H8, H8, H8, DO_DIV) +RVVCALL(OPIVV2, vremu_vv_b, OP_UUU_B, H1, H1, H1, DO_REMU) +RVVCALL(OPIVV2, vremu_vv_h, OP_UUU_H, H2, H2, H2, DO_REMU) +RVVCALL(OPIVV2, vremu_vv_w, OP_UUU_W, H4, H4, H4, DO_REMU) +RVVCALL(OPIVV2, vremu_vv_d, OP_UUU_D, H8, H8, H8, DO_REMU) +RVVCALL(OPIVV2, vrem_vv_b, OP_SSS_B, H1, H1, H1, DO_REM) +RVVCALL(OPIVV2, vrem_vv_h, OP_SSS_H, H2, H2, H2, DO_REM) +RVVCALL(OPIVV2, vrem_vv_w, OP_SSS_W, H4, H4, H4, DO_REM) +RVVCALL(OPIVV2, vrem_vv_d, OP_SSS_D, H8, H8, H8, DO_REM) +GEN_VEXT_VV(vdivu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vdivu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vdivu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vdivu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vdiv_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vdiv_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vdiv_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vdiv_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vremu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vremu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vremu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vremu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vrem_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vrem_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vrem_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vrem_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vdivu_vx_b, OP_UUU_B, H1, H1, DO_DIVU) +RVVCALL(OPIVX2, vdivu_vx_h, OP_UUU_H, H2, H2, DO_DIVU) +RVVCALL(OPIVX2, vdivu_vx_w, OP_UUU_W, H4, H4, DO_DIVU) +RVVCALL(OPIVX2, vdivu_vx_d, OP_UUU_D, H8, H8, DO_DIVU) +RVVCALL(OPIVX2, vdiv_vx_b, OP_SSS_B, H1, H1, DO_DIV) +RVVCALL(OPIVX2, vdiv_vx_h, OP_SSS_H, H2, H2, DO_DIV) +RVVCALL(OPIVX2, vdiv_vx_w, OP_SSS_W, H4, H4, DO_DIV) +RVVCALL(OPIVX2, vdiv_vx_d, OP_SSS_D, H8, H8, DO_DIV) +RVVCALL(OPIVX2, vremu_vx_b, OP_UUU_B, H1, H1, DO_REMU) +RVVCALL(OPIVX2, vremu_vx_h, OP_UUU_H, H2, H2, DO_REMU) +RVVCALL(OPIVX2, vremu_vx_w, OP_UUU_W, H4, H4, DO_REMU) +RVVCALL(OPIVX2, vremu_vx_d, OP_UUU_D, H8, H8, DO_REMU) +RVVCALL(OPIVX2, vrem_vx_b, OP_SSS_B, H1, H1, DO_REM) +RVVCALL(OPIVX2, vrem_vx_h, OP_SSS_H, H2, H2, DO_REM) +RVVCALL(OPIVX2, vrem_vx_w, OP_SSS_W, H4, H4, DO_REM) +RVVCALL(OPIVX2, vrem_vx_d, OP_SSS_D, H8, H8, DO_REM) +GEN_VEXT_VX(vdivu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vdivu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vdivu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vdivu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vdiv_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vdiv_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vdiv_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vdiv_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vremu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vremu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vremu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vremu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vrem_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vrem_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vrem_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vrem_vx_d, 8, 8, clearq)