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Wed, 18 Mar 2020 00:23:33 +0800 From: LIU Zhiwei To: richard.henderson@linaro.org, alistair23@gmail.com, chihmin.chao@sifive.com, palmer@dabbelt.com Subject: [PATCH v6 38/61] target/riscv: vector floating-point sign-injection instructions Date: Tue, 17 Mar 2020 23:06:30 +0800 Message-Id: <20200317150653.9008-39-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200317150653.9008-1-zhiwei_liu@c-sky.com> References: <20200317150653.9008-1-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 Reviewed-by: Richard Henderson --- target/riscv/helper.h | 19 +++++++ target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 8 +++ target/riscv/vector_helper.c | 76 +++++++++++++++++++++++++ 4 files changed, 109 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 47d91933de..44aefdf752 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -930,3 +930,22 @@ DEF_HELPER_6(vfmin_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfmax_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfmax_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfmax_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfsgnj_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 5ec5595e2c..ce2f497ed2 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -494,6 +494,12 @@ vfmin_vv 000100 . ..... ..... 001 ..... 1010111 @r_vm vfmin_vf 000100 . ..... ..... 101 ..... 1010111 @r_vm vfmax_vv 000110 . ..... ..... 001 ..... 1010111 @r_vm vfmax_vf 000110 . ..... ..... 101 ..... 1010111 @r_vm +vfsgnj_vv 001000 . ..... ..... 001 ..... 1010111 @r_vm +vfsgnj_vf 001000 . ..... ..... 101 ..... 1010111 @r_vm +vfsgnjn_vv 001001 . ..... ..... 001 ..... 1010111 @r_vm +vfsgnjn_vf 001001 . ..... ..... 101 ..... 1010111 @r_vm +vfsgnjx_vv 001010 . ..... ..... 001 ..... 1010111 @r_vm +vfsgnjx_vf 001010 . ..... ..... 101 ..... 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 0c00d44e21..866957fd24 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1992,3 +1992,11 @@ GEN_OPFVV_TRANS(vfmin_vv, opfvv_check) GEN_OPFVV_TRANS(vfmax_vv, opfvv_check) GEN_OPFVF_TRANS(vfmin_vf, opfvf_check) GEN_OPFVF_TRANS(vfmax_vf, opfvf_check) + +/* Vector Floating-Point Sign-Injection Instructions */ +GEN_OPFVV_TRANS(vfsgnj_vv, opfvv_check) +GEN_OPFVV_TRANS(vfsgnjn_vv, opfvv_check) +GEN_OPFVV_TRANS(vfsgnjx_vv, opfvv_check) +GEN_OPFVF_TRANS(vfsgnj_vf, opfvf_check) +GEN_OPFVF_TRANS(vfsgnjn_vf, opfvf_check) +GEN_OPFVF_TRANS(vfsgnjx_vf, opfvf_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index f80b522c47..4beff0e54c 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3795,3 +3795,79 @@ RVVCALL(OPFVF2, vfmax_vf_d, OP_UUU_D, H8, H8, float64_maxnum) GEN_VEXT_VF(vfmax_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfmax_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfmax_vf_d, 8, 8, clearq) + +/* Vector Floating-Point Sign-Injection Instructions */ +static uint16_t fsgnj16(uint16_t a, uint16_t b, float_status *s) +{ + return deposit64(b, 0, 15, a); +} +static uint32_t fsgnj32(uint32_t a, uint32_t b, float_status *s) +{ + return deposit64(b, 0, 31, a); +} +static uint64_t fsgnj64(uint64_t a, uint64_t b, float_status *s) +{ + return deposit64(b, 0, 63, a); +} +RVVCALL(OPFVV2, vfsgnj_vv_h, OP_UUU_H, H2, H2, H2, fsgnj16) +RVVCALL(OPFVV2, vfsgnj_vv_w, OP_UUU_W, H4, H4, H4, fsgnj32) +RVVCALL(OPFVV2, vfsgnj_vv_d, OP_UUU_D, H8, H8, H8, fsgnj64) +GEN_VEXT_VV_ENV(vfsgnj_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfsgnj_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfsgnj_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfsgnj_vf_h, OP_UUU_H, H2, H2, fsgnj16) +RVVCALL(OPFVF2, vfsgnj_vf_w, OP_UUU_W, H4, H4, fsgnj32) +RVVCALL(OPFVF2, vfsgnj_vf_d, OP_UUU_D, H8, H8, fsgnj64) +GEN_VEXT_VF(vfsgnj_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfsgnj_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfsgnj_vf_d, 8, 8, clearq) + +static uint16_t fsgnjn16(uint16_t a, uint16_t b, float_status *s) +{ + return deposit64(~b, 0, 15, a); +} +static uint32_t fsgnjn32(uint32_t a, uint32_t b, float_status *s) +{ + return deposit64(~b, 0, 31, a); +} +static uint64_t fsgnjn64(uint64_t a, uint64_t b, float_status *s) +{ + return deposit64(~b, 0, 63, a); +} +RVVCALL(OPFVV2, vfsgnjn_vv_h, OP_UUU_H, H2, H2, H2, fsgnjn16) +RVVCALL(OPFVV2, vfsgnjn_vv_w, OP_UUU_W, H4, H4, H4, fsgnjn32) +RVVCALL(OPFVV2, vfsgnjn_vv_d, OP_UUU_D, H8, H8, H8, fsgnjn64) +GEN_VEXT_VV_ENV(vfsgnjn_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfsgnjn_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfsgnjn_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfsgnjn_vf_h, OP_UUU_H, H2, H2, fsgnjn16) +RVVCALL(OPFVF2, vfsgnjn_vf_w, OP_UUU_W, H4, H4, fsgnjn32) +RVVCALL(OPFVF2, vfsgnjn_vf_d, OP_UUU_D, H8, H8, fsgnjn64) +GEN_VEXT_VF(vfsgnjn_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfsgnjn_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfsgnjn_vf_d, 8, 8, clearq) + +static uint16_t fsgnjx16(uint16_t a, uint16_t b, float_status *s) +{ + return deposit64(b ^ a, 0, 15, a); +} +static uint32_t fsgnjx32(uint32_t a, uint32_t b, float_status *s) +{ + return deposit64(b ^ a, 0, 31, a); +} +static uint64_t fsgnjx64(uint64_t a, uint64_t b, float_status *s) +{ + return deposit64(b ^ a, 0, 63, a); +} +RVVCALL(OPFVV2, vfsgnjx_vv_h, OP_UUU_H, H2, H2, H2, fsgnjx16) +RVVCALL(OPFVV2, vfsgnjx_vv_w, OP_UUU_W, H4, H4, H4, fsgnjx32) +RVVCALL(OPFVV2, vfsgnjx_vv_d, OP_UUU_D, H8, H8, H8, fsgnjx64) +GEN_VEXT_VV_ENV(vfsgnjx_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfsgnjx_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfsgnjx_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfsgnjx_vf_h, OP_UUU_H, H2, H2, fsgnjx16) +RVVCALL(OPFVF2, vfsgnjx_vf_w, OP_UUU_W, H4, H4, fsgnjx32) +RVVCALL(OPFVF2, vfsgnjx_vf_d, OP_UUU_D, H8, H8, fsgnjx64) +GEN_VEXT_VF(vfsgnjx_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfsgnjx_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfsgnjx_vf_d, 8, 8, clearq)