From: LIU Zhiwei <zhiwei_liu@c-sky.com>
To: richard.henderson@linaro.org, alistair23@gmail.com,
chihmin.chao@sifive.com, palmer@dabbelt.com
Cc: guoren@linux.alibaba.com, qemu-riscv@nongnu.org,
qemu-devel@nongnu.org, wxy194768@alibaba-inc.com,
wenmeng_zhang@c-sky.com, LIU Zhiwei <zhiwei_liu@c-sky.com>
Subject: [PATCH v5 56/60] target/riscv: floating-point scalar move instructions
Date: Thu, 12 Mar 2020 22:58:56 +0800 [thread overview]
Message-ID: <20200312145900.2054-57-zhiwei_liu@c-sky.com> (raw)
In-Reply-To: <20200312145900.2054-1-zhiwei_liu@c-sky.com>
Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
---
target/riscv/helper.h | 9 +++++
target/riscv/insn32.decode | 2 ++
target/riscv/insn_trans/trans_rvv.inc.c | 47 +++++++++++++++++++++++++
target/riscv/vector_helper.c | 36 +++++++++++++++++++
4 files changed, 94 insertions(+)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index 41cecd266c..7a689a5c07 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -1111,3 +1111,12 @@ DEF_HELPER_3(vmv_s_x_b, void, ptr, tl, env)
DEF_HELPER_3(vmv_s_x_h, void, ptr, tl, env)
DEF_HELPER_3(vmv_s_x_w, void, ptr, tl, env)
DEF_HELPER_3(vmv_s_x_d, void, ptr, tl, env)
+
+DEF_HELPER_2(vfmv_f_s_b, i64, ptr, env)
+DEF_HELPER_2(vfmv_f_s_h, i64, ptr, env)
+DEF_HELPER_2(vfmv_f_s_w, i64, ptr, env)
+DEF_HELPER_2(vfmv_f_s_d, i64, ptr, env)
+DEF_HELPER_3(vfmv_s_f_b, void, ptr, i64, env)
+DEF_HELPER_3(vfmv_s_f_h, void, ptr, i64, env)
+DEF_HELPER_3(vfmv_s_f_w, void, ptr, i64, env)
+DEF_HELPER_3(vfmv_s_f_d, void, ptr, i64, env)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 7e1efeec05..bfdce0979c 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -557,6 +557,8 @@ viota_m 010110 . ..... 10000 010 ..... 1010111 @r2_vm
vid_v 010110 . 00000 10001 010 ..... 1010111 @r1_vm
vext_x_v 001100 1 ..... ..... 010 ..... 1010111 @r
vmv_s_x 001101 1 00000 ..... 110 ..... 1010111 @r2
+vfmv_f_s 001100 1 ..... 00000 001 ..... 1010111 @r2rd
+vfmv_s_f 001101 1 00000 ..... 101 ..... 1010111 @r2
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 7720ffecde..99cd45b0aa 100644
--- a/target/riscv/insn_trans/trans_rvv.inc.c
+++ b/target/riscv/insn_trans/trans_rvv.inc.c
@@ -2269,3 +2269,50 @@ static bool trans_vmv_s_x(DisasContext *s, arg_vmv_s_x *a)
}
return false;
}
+
+/* Floating-Point Scalar Move Instructions */
+typedef void (* gen_helper_vfmv_f_s)(TCGv_i64, TCGv_ptr, TCGv_env);
+static bool trans_vfmv_f_s(DisasContext *s, arg_vfmv_f_s *a)
+{
+ if (vext_check_isa_ill(s, RVV)) {
+ TCGv_ptr src2;
+ gen_helper_vfmv_f_s fns[4] = {
+ gen_helper_vfmv_f_s_b, gen_helper_vfmv_f_s_h,
+ gen_helper_vfmv_f_s_w, gen_helper_vfmv_f_s_d
+ };
+
+ src2 = tcg_temp_new_ptr();
+ tcg_gen_addi_ptr(src2, cpu_env, vreg_ofs(s, a->rs2));
+
+ fns[s->sew](cpu_fpr[a->rd], src2, cpu_env);
+
+ tcg_temp_free_ptr(src2);
+ return true;
+ }
+ return false;
+}
+
+typedef void (* gen_helper_vfmv_s_f)(TCGv_ptr, TCGv_i64, TCGv_env);
+static bool trans_vfmv_s_f(DisasContext *s, arg_vfmv_s_f *a)
+{
+ if (vext_check_isa_ill(s, RVV | RVF) ||
+ vext_check_isa_ill(s, RVV | RVD)) {
+ TCGv_ptr dest;
+ TCGv_i64 src1;
+ gen_helper_vfmv_s_f fns[4] = {
+ gen_helper_vfmv_s_f_b, gen_helper_vfmv_s_f_h,
+ gen_helper_vfmv_s_f_w, gen_helper_vfmv_s_f_d
+ };
+
+ src1 = tcg_temp_new_i64();
+ dest = tcg_temp_new_ptr();
+ tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd));
+
+ fns[s->sew](dest, src1, cpu_env);
+
+ tcg_temp_free_i64(src1);
+ tcg_temp_free_ptr(dest);
+ return true;
+ }
+ return false;
+}
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 66ee69da99..3235c3fbe1 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -4475,3 +4475,39 @@ GEN_VEXT_VMV_S_X(vmv_s_x_b, uint8_t, H1, clearb)
GEN_VEXT_VMV_S_X(vmv_s_x_h, uint16_t, H2, clearh)
GEN_VEXT_VMV_S_X(vmv_s_x_w, uint32_t, H4, clearl)
GEN_VEXT_VMV_S_X(vmv_s_x_d, uint64_t, H8, clearq)
+
+/* Floating-Point Scalar Move Instructions */
+#define GEN_VEXT_VFMV_S_F(NAME, ETYPE, H, CLEAR_FN) \
+void HELPER(NAME)(void *vd, uint64_t s1, CPURISCVState *env) \
+{ \
+ if (env->vl == 0) { \
+ return; \
+ } \
+ *((ETYPE *)vd + H(0)) = s1; \
+ CLEAR_FN(vd, 1, sizeof(ETYPE), env_archcpu(env)->cfg.vlen / 8); \
+}
+GEN_VEXT_VFMV_S_F(vfmv_s_f_b, uint8_t, H1, clearb)
+GEN_VEXT_VFMV_S_F(vfmv_s_f_h, uint16_t, H2, clearh)
+GEN_VEXT_VFMV_S_F(vfmv_s_f_w, uint32_t, H4, clearl)
+GEN_VEXT_VFMV_S_F(vfmv_s_f_d, uint64_t, H8, clearq)
+
+uint64_t HELPER(vfmv_f_s_b)(void *vs2, CPURISCVState *env)
+{
+ return deposit64(-1ULL, 0, 8, *((uint8_t *)vs2 + H1(0)));
+}
+uint64_t HELPER(vfmv_f_s_h)(void *vs2, CPURISCVState *env)
+{
+ return deposit64(-1ULL, 0, 16, *((uint16_t *)vs2 + H2(0)));
+}
+uint64_t HELPER(vfmv_f_s_w)(void *vs2, CPURISCVState *env)
+{
+ return deposit64(-1ULL, 0, 32, *((uint32_t *)vs2 + H4(0)));
+}
+uint64_t HELPER(vfmv_f_s_d)(void *vs2, CPURISCVState *env)
+{
+ if (env->misa & RVD) {
+ return *((uint64_t *)vs2);
+ } else {
+ return deposit64(*((uint64_t *)vs2), 32, 32, 0xffffffff);
+ }
+}
--
2.23.0
next prev parent reply other threads:[~2020-03-12 17:05 UTC|newest]
Thread overview: 168+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-12 14:58 [PATCH v5 00/60] target/riscv: support vector extension v0.7.1 LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 01/60] target/riscv: add vector extension field in CPURISCVState LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 02/60] target/riscv: implementation-defined constant parameters LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 03/60] target/riscv: support vector extension csr LIU Zhiwei
2020-03-12 20:54 ` Alistair Francis
2020-03-14 1:11 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 04/60] target/riscv: add vector configure instruction LIU Zhiwei
2020-03-12 21:23 ` Alistair Francis
2020-03-12 22:00 ` LIU Zhiwei
2020-03-12 22:07 ` Alistair Francis
2020-03-14 1:14 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 05/60] target/riscv: add vector stride load and store instructions LIU Zhiwei
2020-03-13 20:38 ` Alistair Francis
2020-03-13 21:32 ` LIU Zhiwei
2020-03-13 22:05 ` Alistair Francis
2020-03-13 22:17 ` LIU Zhiwei
2020-03-13 23:38 ` Alistair Francis
2020-03-14 1:26 ` Richard Henderson
2020-03-14 1:49 ` LIU Zhiwei
2020-03-14 1:36 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 06/60] target/riscv: add vector index " LIU Zhiwei
2020-03-13 21:21 ` Alistair Francis
2020-03-14 1:49 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 07/60] target/riscv: add fault-only-first unit stride load LIU Zhiwei
2020-03-13 22:24 ` Alistair Francis
2020-03-13 22:41 ` LIU Zhiwei
2020-03-14 1:50 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 08/60] target/riscv: add vector amo operations LIU Zhiwei
2020-03-14 0:02 ` Alistair Francis
2020-03-14 0:36 ` LIU Zhiwei
2020-03-14 4:28 ` Richard Henderson
2020-03-14 5:07 ` LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 09/60] target/riscv: vector single-width integer add and subtract LIU Zhiwei
2020-03-14 5:25 ` Richard Henderson
2020-03-14 8:11 ` LIU Zhiwei
2020-03-23 8:10 ` LIU Zhiwei
2020-03-23 17:46 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 10/60] target/riscv: vector widening " LIU Zhiwei
2020-03-14 5:32 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 11/60] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions LIU Zhiwei
2020-03-14 5:58 ` Richard Henderson
2020-03-14 6:08 ` LIU Zhiwei
2020-03-14 6:16 ` Richard Henderson
2020-03-14 6:32 ` LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 12/60] target/riscv: vector bitwise logical instructions LIU Zhiwei
2020-03-14 6:00 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 13/60] target/riscv: vector single-width bit shift instructions LIU Zhiwei
2020-03-14 6:07 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 14/60] target/riscv: vector narrowing integer right " LIU Zhiwei
2020-03-14 6:10 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 15/60] target/riscv: vector integer comparison instructions LIU Zhiwei
2020-03-14 6:33 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 16/60] target/riscv: vector integer min/max instructions LIU Zhiwei
2020-03-14 6:40 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 17/60] target/riscv: vector single-width integer multiply instructions LIU Zhiwei
2020-03-14 6:52 ` Richard Henderson
2020-03-14 7:02 ` LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 18/60] target/riscv: vector integer divide instructions LIU Zhiwei
2020-03-14 6:58 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 19/60] target/riscv: vector widening integer multiply instructions LIU Zhiwei
2020-03-14 7:06 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 20/60] target/riscv: vector single-width integer multiply-add instructions LIU Zhiwei
2020-03-14 7:10 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 21/60] target/riscv: vector widening " LIU Zhiwei
2020-03-14 7:13 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 22/60] target/riscv: vector integer merge and move instructions LIU Zhiwei
2020-03-14 7:27 ` Richard Henderson
2020-03-16 2:57 ` LIU Zhiwei
2020-03-16 5:32 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 23/60] target/riscv: vector single-width saturating add and subtract LIU Zhiwei
2020-03-14 7:52 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 24/60] target/riscv: vector single-width averaging " LIU Zhiwei
2020-03-14 8:14 ` Richard Henderson
2020-03-14 8:25 ` Richard Henderson
2020-03-14 23:12 ` LIU Zhiwei
2020-03-15 1:00 ` Richard Henderson
2020-03-15 23:23 ` LIU Zhiwei
2020-03-15 23:27 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 25/60] target/riscv: vector single-width fractional multiply with rounding and saturation LIU Zhiwei
2020-03-14 8:27 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 26/60] target/riscv: vector widening saturating scaled multiply-add LIU Zhiwei
2020-03-14 8:32 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 27/60] target/riscv: vector single-width scaling shift instructions LIU Zhiwei
2020-03-14 8:34 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 28/60] target/riscv: vector narrowing fixed-point clip instructions LIU Zhiwei
2020-03-14 8:36 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 29/60] target/riscv: vector single-width floating-point add/subtract instructions LIU Zhiwei
2020-03-14 8:40 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 30/60] target/riscv: vector widening " LIU Zhiwei
2020-03-14 8:43 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 31/60] target/riscv: vector single-width floating-point multiply/divide instructions LIU Zhiwei
2020-03-14 8:43 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 32/60] target/riscv: vector widening floating-point multiply LIU Zhiwei
2020-03-14 8:46 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 33/60] target/riscv: vector single-width floating-point fused multiply-add instructions LIU Zhiwei
2020-03-14 8:49 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 34/60] target/riscv: vector widening " LIU Zhiwei
2020-03-14 8:50 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 35/60] target/riscv: vector floating-point square-root instruction LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 36/60] target/riscv: vector floating-point min/max instructions LIU Zhiwei
2020-03-14 8:52 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 37/60] target/riscv: vector floating-point sign-injection instructions LIU Zhiwei
2020-03-14 8:57 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 38/60] target/riscv: vector floating-point compare instructions LIU Zhiwei
2020-03-14 9:08 ` Richard Henderson
2020-03-14 9:11 ` LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 39/60] target/riscv: vector floating-point classify instructions LIU Zhiwei
2020-03-14 9:10 ` Richard Henderson
2020-03-14 9:15 ` LIU Zhiwei
2020-03-14 22:06 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 40/60] target/riscv: vector floating-point merge instructions LIU Zhiwei
2020-03-14 22:47 ` Richard Henderson
2020-03-16 3:41 ` LIU Zhiwei
2020-03-16 5:37 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 41/60] target/riscv: vector floating-point/integer type-convert instructions LIU Zhiwei
2020-03-14 22:50 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 42/60] target/riscv: widening " LIU Zhiwei
2020-03-14 23:03 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 43/60] target/riscv: narrowing " LIU Zhiwei
2020-03-14 23:08 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 44/60] target/riscv: vector single-width integer reduction instructions LIU Zhiwei
2020-03-14 23:29 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 45/60] target/riscv: vector wideing " LIU Zhiwei
2020-03-14 23:34 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 46/60] target/riscv: vector single-width floating-point " LIU Zhiwei
2020-03-14 23:48 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 47/60] target/riscv: vector widening " LIU Zhiwei
2020-03-14 23:49 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 48/60] target/riscv: vector mask-register logical instructions LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 49/60] target/riscv: vector mask population count vmpopc LIU Zhiwei
2020-03-15 1:20 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 50/60] target/riscv: vmfirst find-first-set mask bit LIU Zhiwei
2020-03-15 1:36 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 51/60] target/riscv: set-X-first " LIU Zhiwei
2020-03-12 14:58 ` [PATCH v5 52/60] target/riscv: vector iota instruction LIU Zhiwei
2020-03-15 1:50 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 53/60] target/riscv: vector element index instruction LIU Zhiwei
2020-03-15 1:54 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 54/60] target/riscv: integer extract instruction LIU Zhiwei
2020-03-15 2:53 ` Richard Henderson
2020-03-15 5:15 ` LIU Zhiwei
2020-03-15 5:21 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 55/60] target/riscv: integer scalar move instruction LIU Zhiwei
2020-03-15 3:54 ` Richard Henderson
2020-03-12 14:58 ` LIU Zhiwei [this message]
2020-03-15 4:39 ` [PATCH v5 56/60] target/riscv: floating-point scalar move instructions Richard Henderson
2020-03-15 6:13 ` LIU Zhiwei
2020-03-15 6:48 ` Richard Henderson
2020-03-17 6:01 ` LIU Zhiwei
2020-03-17 15:11 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 57/60] target/riscv: vector slide instructions LIU Zhiwei
2020-03-15 5:16 ` Richard Henderson
2020-03-15 6:49 ` LIU Zhiwei
2020-03-15 6:56 ` Richard Henderson
2020-03-16 8:04 ` LIU Zhiwei
2020-03-16 17:42 ` Richard Henderson
2020-03-24 10:51 ` LIU Zhiwei
2020-03-24 14:52 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 58/60] target/riscv: vector register gather instruction LIU Zhiwei
2020-03-15 5:44 ` Richard Henderson
2020-03-12 14:58 ` [PATCH v5 59/60] target/riscv: vector compress instruction LIU Zhiwei
2020-03-12 14:59 ` [PATCH v5 60/60] target/riscv: configure and turn on vector extension from command line LIU Zhiwei
2020-03-13 21:41 ` Alistair Francis
2020-03-13 21:52 ` LIU Zhiwei
2020-03-13 0:41 ` [PATCH v5 00/60] target/riscv: support vector extension v0.7.1 no-reply
2020-03-15 7:00 ` [PATCH v5 35/60] target/riscv: vector floating-point square-root instruction Richard Henderson
2020-03-15 7:26 ` [PATCH v5 51/60] target/riscv: set-X-first mask bit Richard Henderson
2020-03-15 7:34 ` [PATCH v5 59/60] target/riscv: vector compress instruction Richard Henderson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200312145900.2054-57-zhiwei_liu@c-sky.com \
--to=zhiwei_liu@c-sky.com \
--cc=alistair23@gmail.com \
--cc=chihmin.chao@sifive.com \
--cc=guoren@linux.alibaba.com \
--cc=palmer@dabbelt.com \
--cc=qemu-devel@nongnu.org \
--cc=qemu-riscv@nongnu.org \
--cc=richard.henderson@linaro.org \
--cc=wenmeng_zhang@c-sky.com \
--cc=wxy194768@alibaba-inc.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).