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 52/63] target/riscv: vector mask population count vmpopc
Date: Fri, 26 Jun 2020 14:43:59 -0700 [thread overview]
Message-ID: <20200626214410.3613258-53-alistair.francis@wdc.com> (raw)
In-Reply-To: <20200626214410.3613258-1-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>
Message-id: 20200623215920.2594-51-zhiwei_liu@c-sky.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
target/riscv/helper.h | 2 ++
target/riscv/insn32.decode | 1 +
target/riscv/insn_trans/trans_rvv.inc.c | 32 +++++++++++++++++++++++++
target/riscv/vector_helper.c | 20 ++++++++++++++++
4 files changed, 55 insertions(+)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index 292279f0c5..abae503b9c 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -1101,3 +1101,5 @@ DEF_HELPER_6(vmor_mm, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vmnor_mm, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vmornot_mm, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vmxnor_mm, void, ptr, ptr, ptr, ptr, env, i32)
+
+DEF_HELPER_4(vmpopc_m, tl, ptr, ptr, env, i32)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index c71cbef182..971c06c09e 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -555,6 +555,7 @@ vmor_mm 011010 - ..... ..... 010 ..... 1010111 @r
vmnor_mm 011110 - ..... ..... 010 ..... 1010111 @r
vmornot_mm 011100 - ..... ..... 010 ..... 1010111 @r
vmxnor_mm 011111 - ..... ..... 010 ..... 1010111 @r
+vmpopc_m 010100 . ..... ----- 010 ..... 1010111 @r2_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 e2954aa99a..f2d229b151 100644
--- a/target/riscv/insn_trans/trans_rvv.inc.c
+++ b/target/riscv/insn_trans/trans_rvv.inc.c
@@ -2389,3 +2389,35 @@ GEN_MM_TRANS(vmor_mm)
GEN_MM_TRANS(vmnor_mm)
GEN_MM_TRANS(vmornot_mm)
GEN_MM_TRANS(vmxnor_mm)
+
+/* Vector mask population count vmpopc */
+static bool trans_vmpopc_m(DisasContext *s, arg_rmr *a)
+{
+ if (vext_check_isa_ill(s)) {
+ TCGv_ptr src2, mask;
+ TCGv dst;
+ TCGv_i32 desc;
+ uint32_t data = 0;
+ data = FIELD_DP32(data, VDATA, MLEN, s->mlen);
+ data = FIELD_DP32(data, VDATA, VM, a->vm);
+ data = FIELD_DP32(data, VDATA, LMUL, s->lmul);
+
+ mask = tcg_temp_new_ptr();
+ src2 = tcg_temp_new_ptr();
+ dst = tcg_temp_new();
+ desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data));
+
+ tcg_gen_addi_ptr(src2, cpu_env, vreg_ofs(s, a->rs2));
+ tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0));
+
+ gen_helper_vmpopc_m(dst, mask, src2, cpu_env, desc);
+ gen_set_gpr(a->rd, dst);
+
+ tcg_temp_free_ptr(mask);
+ tcg_temp_free_ptr(src2);
+ tcg_temp_free(dst);
+ tcg_temp_free_i32(desc);
+ return true;
+ }
+ return false;
+}
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 028abd1871..b443819239 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -4542,3 +4542,23 @@ GEN_VEXT_MASK_VV(vmor_mm, DO_OR)
GEN_VEXT_MASK_VV(vmnor_mm, DO_NOR)
GEN_VEXT_MASK_VV(vmornot_mm, DO_ORNOT)
GEN_VEXT_MASK_VV(vmxnor_mm, DO_XNOR)
+
+/* Vector mask population count vmpopc */
+target_ulong HELPER(vmpopc_m)(void *v0, void *vs2, CPURISCVState *env,
+ uint32_t desc)
+{
+ target_ulong cnt = 0;
+ uint32_t mlen = vext_mlen(desc);
+ uint32_t vm = vext_vm(desc);
+ uint32_t vl = env->vl;
+ int i;
+
+ for (i = 0; i < vl; i++) {
+ if (vm || vext_elem_mask(v0, mlen, i)) {
+ if (vext_elem_mask(vs2, mlen, i)) {
+ cnt++;
+ }
+ }
+ }
+ return cnt;
+}
--
2.27.0
next prev parent reply other threads:[~2020-06-26 22:25 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 21:43 [PULL 00/63] riscv-to-apply queue Alistair Francis
2020-06-26 21:43 ` [PULL 01/63] riscv: plic: Honour source priorities Alistair Francis
2020-06-26 21:43 ` [PULL 02/63] riscv: plic: Add a couple of mising sifive_plic_update calls Alistair Francis
2020-06-26 22:01 ` Jessica Clarke
2020-06-26 21:58 ` Alistair Francis
2020-06-26 21:43 ` [PULL 03/63] target/riscv: add vector extension field in CPURISCVState Alistair Francis
2020-06-26 21:43 ` [PULL 04/63] target/riscv: implementation-defined constant parameters Alistair Francis
2020-06-26 21:43 ` [PULL 05/63] target/riscv: support vector extension csr Alistair Francis
2020-06-26 21:43 ` [PULL 06/63] target/riscv: add vector configure instruction Alistair Francis
2020-06-26 21:43 ` [PULL 07/63] target/riscv: add an internals.h header Alistair Francis
2020-06-26 21:43 ` [PULL 08/63] target/riscv: add vector stride load and store instructions Alistair Francis
2020-06-26 21:43 ` [PULL 09/63] target/riscv: add vector index " Alistair Francis
2020-06-26 21:43 ` [PULL 10/63] target/riscv: add fault-only-first unit stride load Alistair Francis
2020-06-26 21:43 ` [PULL 11/63] target/riscv: add vector amo operations Alistair Francis
2020-06-26 21:43 ` [PULL 12/63] target/riscv: vector single-width integer add and subtract Alistair Francis
2020-06-26 21:43 ` [PULL 13/63] target/riscv: vector widening " Alistair Francis
2020-06-26 21:43 ` [PULL 14/63] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions Alistair Francis
2020-06-26 21:43 ` [PULL 15/63] target/riscv: vector bitwise logical instructions Alistair Francis
2020-06-26 21:43 ` [PULL 16/63] target/riscv: vector single-width bit shift instructions Alistair Francis
2020-06-26 21:43 ` [PULL 17/63] target/riscv: vector narrowing integer right " Alistair Francis
2020-06-26 21:43 ` [PULL 18/63] target/riscv: vector integer comparison instructions Alistair Francis
2020-06-26 21:43 ` [PULL 19/63] target/riscv: vector integer min/max instructions Alistair Francis
2020-06-26 21:43 ` [PULL 20/63] target/riscv: vector single-width integer multiply instructions Alistair Francis
2020-06-26 21:43 ` [PULL 21/63] target/riscv: vector integer divide instructions Alistair Francis
2020-06-26 21:43 ` [PULL 22/63] target/riscv: vector widening integer multiply instructions Alistair Francis
2020-06-26 21:43 ` [PULL 23/63] target/riscv: vector single-width integer multiply-add instructions Alistair Francis
2020-06-26 21:43 ` [PULL 24/63] target/riscv: vector widening " Alistair Francis
2020-06-26 21:43 ` [PULL 25/63] target/riscv: vector integer merge and move instructions Alistair Francis
2020-06-26 21:43 ` [PULL 26/63] target/riscv: vector single-width saturating add and subtract Alistair Francis
2020-06-26 21:43 ` [PULL 27/63] target/riscv: vector single-width averaging " Alistair Francis
2020-06-26 21:43 ` [PULL 28/63] target/riscv: vector single-width fractional multiply with rounding and saturation Alistair Francis
2020-06-26 21:43 ` [PULL 29/63] target/riscv: vector widening saturating scaled multiply-add Alistair Francis
2020-06-26 21:43 ` [PULL 30/63] target/riscv: vector single-width scaling shift instructions Alistair Francis
2020-06-26 21:43 ` [PULL 31/63] target/riscv: vector narrowing fixed-point clip instructions Alistair Francis
2020-06-26 21:43 ` [PULL 32/63] target/riscv: vector single-width floating-point add/subtract instructions Alistair Francis
2020-06-26 21:43 ` [PULL 33/63] target/riscv: vector widening " Alistair Francis
2020-06-26 21:43 ` [PULL 34/63] target/riscv: vector single-width floating-point multiply/divide instructions Alistair Francis
2020-06-26 21:43 ` [PULL 35/63] target/riscv: vector widening floating-point multiply Alistair Francis
2020-06-26 21:43 ` [PULL 36/63] target/riscv: vector single-width floating-point fused multiply-add instructions Alistair Francis
2020-06-26 21:43 ` [PULL 37/63] target/riscv: vector widening " Alistair Francis
2020-06-26 21:43 ` [PULL 38/63] target/riscv: vector floating-point square-root instruction Alistair Francis
2020-06-26 21:43 ` [PULL 39/63] target/riscv: vector floating-point min/max instructions Alistair Francis
2020-06-26 21:43 ` [PULL 40/63] target/riscv: vector floating-point sign-injection instructions Alistair Francis
2020-06-26 21:43 ` [PULL 41/63] target/riscv: vector floating-point compare instructions Alistair Francis
2020-06-26 21:43 ` [PULL 42/63] target/riscv: vector floating-point classify instructions Alistair Francis
2020-06-26 21:43 ` [PULL 43/63] target/riscv: vector floating-point merge instructions Alistair Francis
2020-06-26 21:43 ` [PULL 44/63] target/riscv: vector floating-point/integer type-convert instructions Alistair Francis
2020-06-26 21:43 ` [PULL 45/63] target/riscv: widening " Alistair Francis
2020-06-26 21:43 ` [PULL 46/63] target/riscv: narrowing " Alistair Francis
2020-06-26 21:43 ` [PULL 47/63] target/riscv: vector single-width integer reduction instructions Alistair Francis
2020-06-26 21:43 ` [PULL 48/63] target/riscv: vector wideing " Alistair Francis
2020-06-26 21:43 ` [PULL 49/63] target/riscv: vector single-width floating-point " Alistair Francis
2020-06-26 21:43 ` [PULL 50/63] target/riscv: vector widening " Alistair Francis
2020-06-26 21:43 ` [PULL 51/63] target/riscv: vector mask-register logical instructions Alistair Francis
2020-06-26 21:43 ` Alistair Francis [this message]
2020-06-26 21:44 ` [PULL 53/63] target/riscv: vmfirst find-first-set mask bit Alistair Francis
2020-06-26 21:44 ` [PULL 54/63] target/riscv: set-X-first " Alistair Francis
2020-06-26 21:44 ` [PULL 55/63] target/riscv: vector iota instruction Alistair Francis
2020-06-26 21:44 ` [PULL 56/63] target/riscv: vector element index instruction Alistair Francis
2020-06-26 21:44 ` [PULL 57/63] target/riscv: integer extract instruction Alistair Francis
2020-06-26 21:44 ` [PULL 58/63] target/riscv: integer scalar move instruction Alistair Francis
2020-06-26 21:44 ` [PULL 59/63] target/riscv: floating-point scalar move instructions Alistair Francis
2020-06-26 21:44 ` [PULL 60/63] target/riscv: vector slide instructions Alistair Francis
2020-06-26 21:44 ` [PULL 61/63] target/riscv: vector register gather instruction Alistair Francis
2020-06-26 21:44 ` [PULL 62/63] target/riscv: vector compress instruction Alistair Francis
2020-06-26 21:44 ` [PULL 63/63] target/riscv: configure and turn on vector extension from command line Alistair Francis
2020-06-26 22:38 ` [PULL 00/63] riscv-to-apply queue no-reply
2020-06-26 22:44 ` no-reply
2020-06-28 14:30 ` Peter Maydell
2020-06-28 22:51 ` Alistair Francis
2020-06-29 0:52 ` LIU Zhiwei
2020-06-30 6:56 ` LIU Zhiwei
2020-06-30 8:11 ` Thomas Huth
2020-06-30 8:44 ` LIU Zhiwei
2020-08-03 17:53 ` Thomas Huth
2020-08-03 18:00 ` Philippe Mathieu-Daudé
2020-08-03 18:11 ` Thomas Huth
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