From: frank.chang@sifive.com
To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org
Cc: Frank Chang <frank.chang@sifive.com>,
Alistair Francis <alistair.francis@wdc.com>,
Richard Henderson <richard.henderson@linaro.org>,
Bin Meng <bin.meng@windriver.com>,
Palmer Dabbelt <palmer@dabbelt.com>
Subject: [PATCH v8 76/78] target/riscv: rvv-1.0: add vector unit-stride mask load/store insns
Date: Fri, 15 Oct 2021 15:46:24 +0800 [thread overview]
Message-ID: <20211015074627.3957162-84-frank.chang@sifive.com> (raw)
In-Reply-To: <20211015074627.3957162-1-frank.chang@sifive.com>
From: Frank Chang <frank.chang@sifive.com>
Signed-off-by: Frank Chang <frank.chang@sifive.com>
---
target/riscv/helper.h | 2 ++
target/riscv/insn32.decode | 4 +++
target/riscv/insn_trans/trans_rvv.c.inc | 40 +++++++++++++++++++++++++
target/riscv/vector_helper.c | 21 +++++++++++++
4 files changed, 67 insertions(+)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index ab283d12b79..6e58343af35 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -129,6 +129,8 @@ DEF_HELPER_5(vse8_v_mask, void, ptr, ptr, tl, env, i32)
DEF_HELPER_5(vse16_v_mask, void, ptr, ptr, tl, env, i32)
DEF_HELPER_5(vse32_v_mask, void, ptr, ptr, tl, env, i32)
DEF_HELPER_5(vse64_v_mask, void, ptr, ptr, tl, env, i32)
+DEF_HELPER_5(vlm_v, void, ptr, ptr, tl, env, i32)
+DEF_HELPER_5(vsm_v, void, ptr, ptr, tl, env, i32)
DEF_HELPER_6(vlse8_v, void, ptr, ptr, tl, tl, env, i32)
DEF_HELPER_6(vlse16_v, void, ptr, ptr, tl, tl, env, i32)
DEF_HELPER_6(vlse32_v, void, ptr, ptr, tl, tl, env, i32)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 3b6524bad91..1a4a2871464 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -305,6 +305,10 @@ vse16_v ... 000 . 00000 ..... 101 ..... 0100111 @r2_nfvm
vse32_v ... 000 . 00000 ..... 110 ..... 0100111 @r2_nfvm
vse64_v ... 000 . 00000 ..... 111 ..... 0100111 @r2_nfvm
+# Vector unit-stride mask load/store insns.
+vlm_v 000 000 1 01011 ..... 000 ..... 0000111 @r2
+vsm_v 000 000 1 01011 ..... 000 ..... 0100111 @r2
+
# Vector strided insns.
vlse8_v ... 010 . ..... ..... 000 ..... 0000111 @r_nfvm
vlse16_v ... 010 . ..... ..... 101 ..... 0000111 @r_nfvm
diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc
index 9dedcdf4779..6eebcffb29e 100644
--- a/target/riscv/insn_trans/trans_rvv.c.inc
+++ b/target/riscv/insn_trans/trans_rvv.c.inc
@@ -697,6 +697,46 @@ GEN_VEXT_TRANS(vse16_v, MO_16, r2nfvm, st_us_op, st_us_check)
GEN_VEXT_TRANS(vse32_v, MO_32, r2nfvm, st_us_op, st_us_check)
GEN_VEXT_TRANS(vse64_v, MO_64, r2nfvm, st_us_op, st_us_check)
+/*
+ *** unit stride mask load and store
+ */
+static bool ld_us_mask_op(DisasContext *s, arg_vlm_v *a, uint8_t eew)
+{
+ uint32_t data = 0;
+ gen_helper_ldst_us *fn = gen_helper_vlm_v;
+
+ /* EMUL = 1, NFIELDS = 1 */
+ data = FIELD_DP32(data, VDATA, LMUL, 0);
+ data = FIELD_DP32(data, VDATA, NF, 1);
+ return ldst_us_trans(a->rd, a->rs1, data, fn, s, false);
+}
+
+static bool ld_us_mask_check(DisasContext *s, arg_vlm_v *a, uint8_t eew)
+{
+ /* EMUL = 1, NFIELDS = 1 */
+ return require_rvv(s) && vext_check_isa_ill(s);
+}
+
+static bool st_us_mask_op(DisasContext *s, arg_vsm_v *a, uint8_t eew)
+{
+ uint32_t data = 0;
+ gen_helper_ldst_us *fn = gen_helper_vsm_v;
+
+ /* EMUL = 1, NFIELDS = 1 */
+ data = FIELD_DP32(data, VDATA, LMUL, 0);
+ data = FIELD_DP32(data, VDATA, NF, 1);
+ return ldst_us_trans(a->rd, a->rs1, data, fn, s, true);
+}
+
+static bool st_us_mask_check(DisasContext *s, arg_vsm_v *a, uint8_t eew)
+{
+ /* EMUL = 1, NFIELDS = 1 */
+ return require_rvv(s) && vext_check_isa_ill(s);
+}
+
+GEN_VEXT_TRANS(vlm_v, MO_8, vlm_v, ld_us_mask_op, ld_us_mask_check)
+GEN_VEXT_TRANS(vsm_v, MO_8, vsm_v, st_us_mask_op, st_us_mask_check)
+
/*
*** stride load and store
*/
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 6c349af590e..276a2c1aab6 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -345,6 +345,27 @@ GEN_VEXT_ST_US(vse16_v, int16_t, ste_h)
GEN_VEXT_ST_US(vse32_v, int32_t, ste_w)
GEN_VEXT_ST_US(vse64_v, int64_t, ste_d)
+/*
+ *** unit stride mask load and store, EEW = 1
+ */
+void HELPER(vlm_v)(void *vd, void *v0, target_ulong base,
+ CPURISCVState *env, uint32_t desc)
+{
+ /* evl = ceil(vl/8) */
+ uint8_t evl = (env->vl + 7) >> 3;
+ vext_ldst_us(vd, base, env, desc, lde_b,
+ 0, evl, GETPC(), MMU_DATA_LOAD);
+}
+
+void HELPER(vsm_v)(void *vd, void *v0, target_ulong base,
+ CPURISCVState *env, uint32_t desc)
+{
+ /* evl = ceil(vl/8) */
+ uint8_t evl = (env->vl + 7) >> 3;
+ vext_ldst_us(vd, base, env, desc, ste_b,
+ 0, evl, GETPC(), MMU_DATA_STORE);
+}
+
/*
*** index: access vector element from indexed memory
*/
--
2.25.1
next prev parent reply other threads:[~2021-10-15 9:17 UTC|newest]
Thread overview: 120+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-15 7:45 [PATCH v8 00/78] support vector extension v1.0 frank.chang
2021-10-15 7:45 ` [PATCH v8 01/78] target/riscv: fix TB_FLAGS bits overlapping bug for rvv/rvh frank.chang
2021-10-16 3:04 ` Richard Henderson
2021-10-17 22:55 ` Alistair Francis
2021-10-18 5:38 ` Richard Henderson
2021-10-18 6:01 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 02/78] target/riscv: drop vector 0.7.1 and add 1.0 support frank.chang
2021-10-15 7:45 ` [PATCH v8 03/78] target/riscv: Use FIELD_EX32() to extract wd field frank.chang
2021-10-15 7:45 ` [PATCH v8 04/78] target/riscv: rvv-1.0: add mstatus VS field frank.chang
2021-10-15 7:45 ` [PATCH v8 05/78] target/riscv: rvv-1.0: add sstatus " frank.chang
2021-10-15 7:45 ` [PATCH v8 06/78] target/riscv: rvv-1.0: introduce writable misa.v field frank.chang
2021-10-15 7:45 ` [PATCH v8 07/78] target/riscv: rvv-1.0: add translation-time vector context status frank.chang
2021-10-15 7:45 ` [PATCH v8 08/78] target/riscv: rvv-1.0: remove rvv related codes from fcsr registers frank.chang
2021-10-15 7:45 ` [PATCH v8 09/78] target/riscv: rvv-1.0: add vcsr register frank.chang
2021-10-15 7:45 ` [PATCH v8 10/78] target/riscv: rvv-1.0: add vlenb register frank.chang
2021-10-15 7:45 ` [PATCH v8 11/78] target/riscv: rvv-1.0: check MSTATUS_VS when accessing vector csr registers frank.chang
2021-10-15 7:45 ` [PATCH v8 12/78] target/riscv: rvv-1.0: remove MLEN calculations frank.chang
2021-10-15 7:45 ` [PATCH v8 13/78] target/riscv: rvv-1.0: add fractional LMUL frank.chang
2021-10-15 7:45 ` [PATCH v8 14/78] target/riscv: rvv-1.0: add VMA and VTA frank.chang
2021-10-15 7:45 ` [PATCH v8 15/78] target/riscv: rvv-1.0: update check functions frank.chang
2021-10-15 7:45 ` [PATCH v8 16/78] target/riscv: introduce more imm value modes in translator functions frank.chang
2021-10-15 7:45 ` [PATCH v8 17/78] target/riscv: rvv:1.0: add translation-time nan-box helper function frank.chang
2021-10-15 7:45 ` [PATCH 18/76] target/riscv: rvv-1.0: configure instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 18/78] target/riscv: rvv-1.0: remove amo operations instructions frank.chang
2021-10-18 5:44 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 19/78] target/riscv: rvv-1.0: configure instructions frank.chang
2021-10-15 7:45 ` [PATCH 19/76] target/riscv: rvv-1.0: stride load and store instructions frank.chang
2021-10-15 7:45 ` [PATCH 20/76] target/riscv: rvv-1.0: index " frank.chang
2021-10-15 7:45 ` [PATCH v8 20/78] target/riscv: rvv-1.0: stride " frank.chang
2021-10-15 7:45 ` [PATCH 21/76] target/riscv: rvv-1.0: fix address index overflow bug of indexed load/store insns frank.chang
2021-10-15 7:45 ` [PATCH v8 21/78] target/riscv: rvv-1.0: index load and store instructions frank.chang
2021-10-15 7:45 ` [PATCH 22/76] target/riscv: rvv-1.0: fault-only-first unit stride load frank.chang
2021-10-15 7:45 ` [PATCH v8 22/78] target/riscv: rvv-1.0: fix address index overflow bug of indexed load/store insns frank.chang
2021-10-15 7:45 ` [PATCH 23/76] target/riscv: rvv-1.0: amo operations frank.chang
2021-10-15 7:45 ` [PATCH v8 23/78] target/riscv: rvv-1.0: fault-only-first unit stride load frank.chang
2021-10-15 7:45 ` [PATCH v8 24/78] target/riscv: rvv-1.0: load/store whole register instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 25/78] target/riscv: rvv-1.0: update vext_max_elems() for load/store insns frank.chang
2021-10-15 7:45 ` [PATCH v8 26/78] target/riscv: rvv-1.0: take fractional LMUL into vector max elements calculation frank.chang
2021-10-15 7:45 ` [PATCH v8 27/78] target/riscv: rvv-1.0: floating-point square-root instruction frank.chang
2021-10-15 7:45 ` [PATCH v8 28/78] target/riscv: rvv-1.0: floating-point classify instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 29/78] target/riscv: rvv-1.0: count population in mask instruction frank.chang
2021-10-18 5:46 ` Alistair Francis
2021-10-15 7:45 ` [PATCH 29/76] target/riscv: rvv-1.0: mask population count instruction frank.chang
2021-10-15 7:45 ` [PATCH v8 30/78] target/riscv: rvv-1.0: find-first-set mask bit instruction frank.chang
2021-10-18 5:47 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 31/78] target/riscv: rvv-1.0: set-X-first mask bit instructions frank.chang
2021-10-18 5:53 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 32/78] target/riscv: rvv-1.0: iota instruction frank.chang
2021-10-18 5:49 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 33/78] target/riscv: rvv-1.0: element index instruction frank.chang
2021-10-18 5:54 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 34/78] target/riscv: rvv-1.0: allow load element with sign-extended frank.chang
2021-10-21 4:28 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 35/78] target/riscv: rvv-1.0: register gather instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 36/78] target/riscv: rvv-1.0: integer scalar move instructions frank.chang
2021-10-21 4:24 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 37/78] target/riscv: rvv-1.0: floating-point move instruction frank.chang
2021-10-15 7:45 ` [PATCH v8 38/78] target/riscv: rvv-1.0: floating-point scalar move instructions frank.chang
2021-10-21 4:26 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 39/78] target/riscv: rvv-1.0: whole register " frank.chang
2021-10-21 4:27 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 40/78] target/riscv: rvv-1.0: integer extension instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 41/78] target/riscv: rvv-1.0: single-width averaging add and subtract instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 42/78] target/riscv: rvv-1.0: single-width bit shift instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 43/78] target/riscv: rvv-1.0: integer add-with-carry/subtract-with-borrow frank.chang
2021-10-25 6:08 ` Alistair Francis
2021-10-15 7:45 ` [PATCH v8 44/78] target/riscv: rvv-1.0: narrowing integer right shift instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 45/78] target/riscv: rvv-1.0: widening integer multiply-add instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 46/78] target/riscv: rvv-1.0: single-width saturating add and subtract instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 47/78] target/riscv: rvv-1.0: integer comparison instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 48/78] target/riscv: rvv-1.0: floating-point compare instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 49/78] target/riscv: rvv-1.0: mask-register logical instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 50/78] target/riscv: rvv-1.0: slide instructions frank.chang
2021-10-15 7:45 ` [PATCH v8 51/78] target/riscv: rvv-1.0: floating-point " frank.chang
2021-10-25 6:13 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 52/78] target/riscv: rvv-1.0: narrowing fixed-point clip instructions frank.chang
2021-10-15 7:46 ` [PATCH v8 53/78] target/riscv: rvv-1.0: single-width floating-point reduction frank.chang
2021-10-15 7:46 ` [PATCH v8 54/78] target/riscv: rvv-1.0: widening floating-point reduction instructions frank.chang
2021-10-15 7:46 ` [PATCH v8 55/78] target/riscv: rvv-1.0: single-width scaling shift instructions frank.chang
2021-10-15 7:46 ` [PATCH v8 56/78] target/riscv: rvv-1.0: remove widening saturating scaled multiply-add frank.chang
2021-10-15 7:46 ` [PATCH v8 57/78] target/riscv: rvv-1.0: remove vmford.vv and vmford.vf frank.chang
2021-10-15 7:46 ` [PATCH v8 58/78] target/riscv: rvv-1.0: remove integer extract instruction frank.chang
2021-10-15 7:46 ` [PATCH v8 59/78] target/riscv: rvv-1.0: floating-point min/max instructions frank.chang
2021-10-15 7:46 ` [PATCH v8 60/78] target/riscv: introduce floating-point rounding mode enum frank.chang
2021-10-15 7:46 ` [PATCH v8 61/78] target/riscv: rvv-1.0: floating-point/integer type-convert instructions frank.chang
2021-10-25 6:16 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 62/78] target/riscv: rvv-1.0: widening floating-point/integer type-convert frank.chang
2021-10-26 6:29 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 63/78] target/riscv: add "set round to odd" rounding mode helper function frank.chang
2021-10-26 6:30 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 64/78] target/riscv: rvv-1.0: narrowing floating-point/integer type-convert frank.chang
2021-10-26 6:32 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 65/78] target/riscv: rvv-1.0: relax RV_VLEN_MAX to 1024-bits frank.chang
2021-10-25 6:43 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 66/78] target/riscv: rvv-1.0: implement vstart CSR frank.chang
2021-10-15 7:46 ` [PATCH v8 67/78] target/riscv: rvv-1.0: trigger illegal instruction exception if frm is not valid frank.chang
2021-10-15 7:46 ` [PATCH v8 68/78] target/riscv: rvv-1.0: set mstatus.SD bit when writing vector CSRs frank.chang
2021-10-15 7:46 ` [PATCH v8 69/78] target/riscv: gdb: support vector registers for rv64 & rv32 frank.chang
2021-10-15 7:46 ` [PATCH v8 70/78] target/riscv: rvv-1.0: floating-point reciprocal square-root estimate instruction frank.chang
2021-10-15 7:46 ` [PATCH v8 71/78] target/riscv: rvv-1.0: floating-point reciprocal " frank.chang
2021-10-15 7:46 ` [PATCH v8 72/78] target/riscv: set mstatus.SD bit when writing fp CSRs frank.chang
2021-10-25 6:42 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 73/78] target/riscv: rvv-1.0: rename r2_zimm to r2_zimm11 frank.chang
2021-10-26 6:50 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 74/78] target/riscv: rvv-1.0: add vsetivli instruction frank.chang
2021-10-26 6:52 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 75/78] target/riscv: rvv-1.0: add evl parameter to vext_ldst_us() frank.chang
2021-10-15 7:46 ` frank.chang [this message]
2021-10-15 7:46 ` [PATCH v8 77/78] target/riscv: rvv-1.0: rename vmandnot.mm and vmornot.mm to vmandn.mm and vmorn.mm frank.chang
2021-10-26 6:55 ` Alistair Francis
2021-10-15 7:46 ` [PATCH v8 78/78] target/riscv: rvv-1.0: update opivv_vadc_check() comment frank.chang
2021-10-26 6:49 ` Alistair Francis
2021-10-15 9:02 ` [PATCH v8 00/78] support vector extension v1.0 Frank Chang
2021-10-18 6:00 ` Alistair Francis
2021-10-18 6:09 ` Frank Chang
2021-10-18 6:12 ` Alistair Francis
2021-10-18 6:17 ` Frank Chang
2021-10-18 9:01 ` LIU Zhiwei
2021-10-18 9:34 ` LIU Zhiwei
2021-10-20 5:28 ` Alistair Francis
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