From: Alistair Francis <alistair.francis@wdc.com>
To: peter.maydell@linaro.org, qemu-devel@nongnu.org
Cc: alistair23@gmail.com, Alistair Francis <alistair.francis@wdc.com>,
Richard Henderson <richard.henderson@linaro.org>,
LIU Zhiwei <zhiwei_liu@c-sky.com>
Subject: [PULL v2 41/64] target/riscv: vector floating-point sign-injection instructions
Date: Thu, 2 Jul 2020 09:23:31 -0700 [thread overview]
Message-ID: <20200702162354.928528-42-alistair.francis@wdc.com> (raw)
In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com>
From: LIU Zhiwei <zhiwei_liu@c-sky.com>
Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20200701152549.1218-39-zhiwei_liu@c-sky.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
target/riscv/helper.h | 19 ++++++
target/riscv/insn32.decode | 6 ++
target/riscv/insn_trans/trans_rvv.inc.c | 8 +++
target/riscv/vector_helper.c | 85 +++++++++++++++++++++++++
4 files changed, 118 insertions(+)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index a080f8358a..eea4c59820 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -940,3 +940,22 @@ 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 854ff9a38f..0e173e9b71 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -496,6 +496,12 @@ 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 b40e8eec53..460d9bce8c 100644
--- a/target/riscv/insn_trans/trans_rvv.inc.c
+++ b/target/riscv/insn_trans/trans_rvv.inc.c
@@ -2138,3 +2138,11 @@ 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 6779e4b976..7f1b7a8614 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -3844,3 +3844,88 @@ 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)
--
2.27.0
next prev parent reply other threads:[~2020-07-02 16:57 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-02 16:22 [PULL v2 00/64] riscv-to-apply queue Alistair Francis
2020-07-02 16:22 ` [PULL v2 01/64] riscv: plic: Honour source priorities Alistair Francis
2020-07-02 16:22 ` [PULL v2 02/64] riscv: plic: Add a couple of mising sifive_plic_update calls Alistair Francis
2020-07-02 16:22 ` [PULL v2 03/64] hw/riscv: Allow 64 bit access to SiFive CLINT Alistair Francis
2020-07-02 16:22 ` [PULL v2 04/64] target/riscv: add vector extension field in CPURISCVState Alistair Francis
2020-07-02 16:22 ` [PULL v2 05/64] target/riscv: implementation-defined constant parameters Alistair Francis
2020-07-02 16:22 ` [PULL v2 06/64] target/riscv: support vector extension csr Alistair Francis
2020-07-02 16:22 ` [PULL v2 07/64] target/riscv: add vector configure instruction Alistair Francis
2020-07-02 16:22 ` [PULL v2 08/64] target/riscv: add an internals.h header Alistair Francis
2020-07-02 16:22 ` [PULL v2 09/64] target/riscv: add vector stride load and store instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 10/64] target/riscv: add vector index " Alistair Francis
2020-07-02 16:23 ` [PULL v2 11/64] target/riscv: add fault-only-first unit stride load Alistair Francis
2020-07-02 16:23 ` [PULL v2 12/64] target/riscv: add vector amo operations Alistair Francis
2020-07-05 18:20 ` Peter Maydell
2020-07-06 20:48 ` Richard Henderson
2020-07-07 14:26 ` LIU Zhiwei
2020-07-07 14:33 ` Richard Henderson
2020-07-06 23:36 ` Alistair Francis
2020-07-07 2:35 ` LIU Zhiwei
2020-07-02 16:23 ` [PULL v2 13/64] target/riscv: vector single-width integer add and subtract Alistair Francis
2020-07-02 16:23 ` [PULL v2 14/64] target/riscv: vector widening " Alistair Francis
2020-07-02 16:23 ` [PULL v2 15/64] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 16/64] target/riscv: vector bitwise logical instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 17/64] target/riscv: vector single-width bit shift instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 18/64] target/riscv: vector narrowing integer right " Alistair Francis
2020-07-02 16:23 ` [PULL v2 19/64] target/riscv: vector integer comparison instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 20/64] target/riscv: vector integer min/max instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 21/64] target/riscv: vector single-width integer multiply instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 22/64] target/riscv: vector integer divide instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 23/64] target/riscv: vector widening integer multiply instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 24/64] target/riscv: vector single-width integer multiply-add instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 25/64] target/riscv: vector widening " Alistair Francis
2020-07-02 16:23 ` [PULL v2 26/64] target/riscv: vector integer merge and move instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 27/64] target/riscv: vector single-width saturating add and subtract Alistair Francis
2020-07-02 16:23 ` [PULL v2 28/64] target/riscv: vector single-width averaging " Alistair Francis
2020-07-02 16:23 ` [PULL v2 29/64] target/riscv: vector single-width fractional multiply with rounding and saturation Alistair Francis
2020-07-02 16:23 ` [PULL v2 30/64] target/riscv: vector widening saturating scaled multiply-add Alistair Francis
2020-07-02 16:23 ` [PULL v2 31/64] target/riscv: vector single-width scaling shift instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 32/64] target/riscv: vector narrowing fixed-point clip instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 33/64] target/riscv: vector single-width floating-point add/subtract instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 34/64] target/riscv: vector widening " Alistair Francis
2020-07-02 16:23 ` [PULL v2 35/64] target/riscv: vector single-width floating-point multiply/divide instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 36/64] target/riscv: vector widening floating-point multiply Alistair Francis
2020-07-02 16:23 ` [PULL v2 37/64] target/riscv: vector single-width floating-point fused multiply-add instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 38/64] target/riscv: vector widening " Alistair Francis
2020-07-02 16:23 ` [PULL v2 39/64] target/riscv: vector floating-point square-root instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 40/64] target/riscv: vector floating-point min/max instructions Alistair Francis
2020-07-02 16:23 ` Alistair Francis [this message]
2020-07-02 16:23 ` [PULL v2 42/64] target/riscv: vector floating-point compare instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 43/64] target/riscv: vector floating-point classify instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 44/64] target/riscv: vector floating-point merge instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 45/64] target/riscv: vector floating-point/integer type-convert instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 46/64] target/riscv: widening " Alistair Francis
2020-07-02 16:23 ` [PULL v2 47/64] target/riscv: narrowing " Alistair Francis
2020-07-02 16:23 ` [PULL v2 48/64] target/riscv: vector single-width integer reduction instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 49/64] target/riscv: vector wideing " Alistair Francis
2020-07-02 16:23 ` [PULL v2 50/64] target/riscv: vector single-width floating-point " Alistair Francis
2020-07-02 16:23 ` [PULL v2 51/64] target/riscv: vector widening " Alistair Francis
2020-07-02 16:23 ` [PULL v2 52/64] target/riscv: vector mask-register logical instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 53/64] target/riscv: vector mask population count vmpopc Alistair Francis
2020-07-02 16:23 ` [PULL v2 54/64] target/riscv: vmfirst find-first-set mask bit Alistair Francis
2020-07-02 16:23 ` [PULL v2 55/64] target/riscv: set-X-first " Alistair Francis
2020-07-02 16:23 ` [PULL v2 56/64] target/riscv: vector iota instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 57/64] target/riscv: vector element index instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 58/64] target/riscv: integer extract instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 59/64] target/riscv: integer scalar move instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 60/64] target/riscv: floating-point scalar move instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 61/64] target/riscv: vector slide instructions Alistair Francis
2020-07-02 16:23 ` [PULL v2 62/64] target/riscv: vector register gather instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 63/64] target/riscv: vector compress instruction Alistair Francis
2020-07-02 16:23 ` [PULL v2 64/64] target/riscv: configure and turn on vector extension from command line Alistair Francis
2020-07-02 17:27 ` [PULL v2 00/64] riscv-to-apply queue no-reply
2020-07-03 16:55 ` Peter Maydell
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