From: LIU Zhiwei <zhiwei_liu@c-sky.com>
To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org
Cc: richard.henderson@linaro.org, wxy194768@alibaba-inc.com,
wenmeng_zhang@c-sky.com, alistair.francis@wdc.com,
palmer@dabbelt.com, LIU Zhiwei <zhiwei_liu@c-sky.com>
Subject: [PATCH v8 59/62] target/riscv: vector slide instructions
Date: Thu, 21 May 2020 17:44:10 +0800 [thread overview]
Message-ID: <20200521094413.10425-60-zhiwei_liu@c-sky.com> (raw)
In-Reply-To: <20200521094413.10425-1-zhiwei_liu@c-sky.com>
Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/riscv/helper.h | 17 ++++
target/riscv/insn32.decode | 7 ++
target/riscv/insn_trans/trans_rvv.inc.c | 18 ++++
target/riscv/vector_helper.c | 114 ++++++++++++++++++++++++
4 files changed, 156 insertions(+)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index 9e80e4ca23..6a5e32d1e4 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -1113,3 +1113,20 @@ DEF_HELPER_4(vid_v_b, void, ptr, ptr, env, i32)
DEF_HELPER_4(vid_v_h, void, ptr, ptr, env, i32)
DEF_HELPER_4(vid_v_w, void, ptr, ptr, env, i32)
DEF_HELPER_4(vid_v_d, void, ptr, ptr, env, i32)
+
+DEF_HELPER_6(vslideup_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslideup_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslideup_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslideup_vx_d, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslidedown_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslidedown_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslidedown_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslidedown_vx_d, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1up_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1up_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1up_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1up_vx_d, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1down_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1down_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1down_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vslide1down_vx_d, void, ptr, ptr, tl, ptr, env, i32)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 79f9b37b29..34ccad53a9 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -72,6 +72,7 @@
@r2_vm ...... vm:1 ..... ..... ... ..... ....... &rmr %rs2 %rd
@r1_vm ...... vm:1 ..... ..... ... ..... ....... %rd
@r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd
+@r2rd ....... ..... ..... ... ..... ....... %rs2 %rd
@r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd
@r_vm_1 ...... . ..... ..... ... ..... ....... &rmrr vm=1 %rs2 %rs1 %rd
@r_vm_0 ...... . ..... ..... ... ..... ....... &rmrr vm=0 %rs2 %rs1 %rd
@@ -565,6 +566,12 @@ 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
+vslideup_vx 001110 . ..... ..... 100 ..... 1010111 @r_vm
+vslideup_vi 001110 . ..... ..... 011 ..... 1010111 @r_vm
+vslide1up_vx 001110 . ..... ..... 110 ..... 1010111 @r_vm
+vslidedown_vx 001111 . ..... ..... 100 ..... 1010111 @r_vm
+vslidedown_vi 001111 . ..... ..... 011 ..... 1010111 @r_vm
+vslide1down_vx 001111 . ..... ..... 110 ..... 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 3fb559be0f..4ab6aad0fa 100644
--- a/target/riscv/insn_trans/trans_rvv.inc.c
+++ b/target/riscv/insn_trans/trans_rvv.inc.c
@@ -2754,3 +2754,21 @@ static bool trans_vfmv_s_f(DisasContext *s, arg_vfmv_s_f *a)
}
return false;
}
+
+/* Vector Slide Instructions */
+static bool slideup_check(DisasContext *s, arg_rmrr *a)
+{
+ return (vext_check_isa_ill(s) &&
+ vext_check_overlap_mask(s, a->rd, a->vm, true) &&
+ vext_check_reg(s, a->rd, false) &&
+ vext_check_reg(s, a->rs2, false) &&
+ (a->rd != a->rs2));
+}
+
+GEN_OPIVX_TRANS(vslideup_vx, slideup_check)
+GEN_OPIVX_TRANS(vslide1up_vx, slideup_check)
+GEN_OPIVI_TRANS(vslideup_vi, 1, vslideup_vx, slideup_check)
+
+GEN_OPIVX_TRANS(vslidedown_vx, opivx_check)
+GEN_OPIVX_TRANS(vslide1down_vx, opivx_check)
+GEN_OPIVI_TRANS(vslidedown_vi, 1, vslidedown_vx, opivx_check)
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 3e1f286b50..377f919d7c 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -4696,3 +4696,117 @@ GEN_VEXT_VID_V(vid_v_b, uint8_t, H1, clearb)
GEN_VEXT_VID_V(vid_v_h, uint16_t, H2, clearh)
GEN_VEXT_VID_V(vid_v_w, uint32_t, H4, clearl)
GEN_VEXT_VID_V(vid_v_d, uint64_t, H8, clearq)
+
+/*
+ *** Vector Permutation Instructions
+ */
+
+/* Vector Slide Instructions */
+#define GEN_VEXT_VSLIDEUP_VX(NAME, ETYPE, H, CLEAR_FN) \
+void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \
+ CPURISCVState *env, uint32_t desc) \
+{ \
+ uint32_t mlen = vext_mlen(desc); \
+ uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \
+ uint32_t vm = vext_vm(desc); \
+ uint32_t vl = env->vl; \
+ target_ulong offset = s1, i; \
+ \
+ for (i = offset; i < vl; i++) { \
+ if (!vm && !vext_elem_mask(v0, mlen, i)) { \
+ continue; \
+ } \
+ *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - offset)); \
+ } \
+ CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \
+}
+
+/* vslideup.vx vd, vs2, rs1, vm # vd[i+rs1] = vs2[i] */
+GEN_VEXT_VSLIDEUP_VX(vslideup_vx_b, uint8_t, H1, clearb)
+GEN_VEXT_VSLIDEUP_VX(vslideup_vx_h, uint16_t, H2, clearh)
+GEN_VEXT_VSLIDEUP_VX(vslideup_vx_w, uint32_t, H4, clearl)
+GEN_VEXT_VSLIDEUP_VX(vslideup_vx_d, uint64_t, H8, clearq)
+
+#define GEN_VEXT_VSLIDEDOWN_VX(NAME, ETYPE, H, CLEAR_FN) \
+void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \
+ CPURISCVState *env, uint32_t desc) \
+{ \
+ uint32_t mlen = vext_mlen(desc); \
+ uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \
+ uint32_t vm = vext_vm(desc); \
+ uint32_t vl = env->vl; \
+ target_ulong offset = s1, i; \
+ \
+ for (i = 0; i < vl; ++i) { \
+ target_ulong j = i + offset; \
+ if (!vm && !vext_elem_mask(v0, mlen, i)) { \
+ continue; \
+ } \
+ *((ETYPE *)vd + H(i)) = j >= vlmax ? 0 : *((ETYPE *)vs2 + H(j)); \
+ } \
+ CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \
+}
+
+/* vslidedown.vx vd, vs2, rs1, vm # vd[i] = vs2[i+rs1] */
+GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_b, uint8_t, H1, clearb)
+GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_h, uint16_t, H2, clearh)
+GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_w, uint32_t, H4, clearl)
+GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_d, uint64_t, H8, clearq)
+
+#define GEN_VEXT_VSLIDE1UP_VX(NAME, ETYPE, H, CLEAR_FN) \
+void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \
+ CPURISCVState *env, uint32_t desc) \
+{ \
+ uint32_t mlen = vext_mlen(desc); \
+ uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \
+ uint32_t vm = vext_vm(desc); \
+ uint32_t vl = env->vl; \
+ uint32_t i; \
+ \
+ for (i = 0; i < vl; i++) { \
+ if (!vm && !vext_elem_mask(v0, mlen, i)) { \
+ continue; \
+ } \
+ if (i == 0) { \
+ *((ETYPE *)vd + H(i)) = s1; \
+ } else { \
+ *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - 1)); \
+ } \
+ } \
+ CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \
+}
+
+/* vslide1up.vx vd, vs2, rs1, vm # vd[0]=x[rs1], vd[i+1] = vs2[i] */
+GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_b, uint8_t, H1, clearb)
+GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_h, uint16_t, H2, clearh)
+GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_w, uint32_t, H4, clearl)
+GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_d, uint64_t, H8, clearq)
+
+#define GEN_VEXT_VSLIDE1DOWN_VX(NAME, ETYPE, H, CLEAR_FN) \
+void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \
+ CPURISCVState *env, uint32_t desc) \
+{ \
+ uint32_t mlen = vext_mlen(desc); \
+ uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \
+ uint32_t vm = vext_vm(desc); \
+ uint32_t vl = env->vl; \
+ uint32_t i; \
+ \
+ for (i = 0; i < vl; i++) { \
+ if (!vm && !vext_elem_mask(v0, mlen, i)) { \
+ continue; \
+ } \
+ if (i == vl - 1) { \
+ *((ETYPE *)vd + H(i)) = s1; \
+ } else { \
+ *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i + 1)); \
+ } \
+ } \
+ CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \
+}
+
+/* vslide1down.vx vd, vs2, rs1, vm # vd[i] = vs2[i+1], vd[vl-1]=x[rs1] */
+GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_b, uint8_t, H1, clearb)
+GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_h, uint16_t, H2, clearh)
+GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_w, uint32_t, H4, clearl)
+GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_d, uint64_t, H8, clearq)
--
2.23.0
next prev parent reply other threads:[~2020-05-21 11:43 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-21 9:43 [PATCH v8 00/62] target/riscv: support vector extension v0.7.1 LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 01/62] target/riscv: add vector extension field in CPURISCVState LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 02/62] target/riscv: implementation-defined constant parameters LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 03/62] target/riscv: support vector extension csr LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 04/62] target/riscv: add vector configure instruction LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 05/62] target/riscv: add an internals.h header LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 06/62] target/riscv: add vector stride load and store instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 07/62] target/riscv: add vector index " LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 08/62] target/riscv: add fault-only-first unit stride load LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 09/62] target/riscv: add vector amo operations LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 10/62] target/riscv: vector single-width integer add and subtract LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 11/62] target/riscv: vector widening " LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 12/62] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 13/62] target/riscv: vector bitwise logical instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 14/62] target/riscv: vector single-width bit shift instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 15/62] target/riscv: vector narrowing integer right " LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 16/62] target/riscv: vector integer comparison instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 17/62] target/riscv: vector integer min/max instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 18/62] target/riscv: vector single-width integer multiply instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 19/62] target/riscv: vector integer divide instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 20/62] target/riscv: vector widening integer multiply instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 21/62] target/riscv: vector single-width integer multiply-add instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 22/62] target/riscv: vector widening " LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 23/62] target/riscv: vector integer merge and move instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 24/62] target/riscv: vector single-width saturating add and subtract LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 25/62] target/riscv: vector single-width averaging " LIU Zhiwei
2020-06-04 20:22 ` Richard Henderson
2020-05-21 9:43 ` [PATCH v8 26/62] target/riscv: vector single-width fractional multiply with rounding and saturation LIU Zhiwei
2020-06-04 20:26 ` Richard Henderson
2020-05-21 9:43 ` [PATCH v8 27/62] target/riscv: vector widening saturating scaled multiply-add LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 28/62] target/riscv: vector single-width scaling shift instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 29/62] target/riscv: vector narrowing fixed-point clip instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 30/62] target/riscv: Update fp_status when float rounding mode changes LIU Zhiwei
2020-05-29 19:59 ` Alistair Francis
2020-06-03 4:27 ` Richard Henderson
2020-06-03 5:46 ` LIU Zhiwei
2020-06-04 20:15 ` Richard Henderson
2020-06-05 2:50 ` LIU Zhiwei
2020-06-05 3:30 ` Richard Henderson
2020-06-08 2:39 ` LIU Zhiwei
2020-06-08 16:28 ` Richard Henderson
2020-05-21 9:43 ` [PATCH v8 31/62] target/riscv: vector single-width floating-point add/subtract instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 32/62] target/riscv: vector widening " LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 33/62] target/riscv: vector single-width floating-point multiply/divide instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 34/62] target/riscv: vector widening floating-point multiply LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 35/62] target/riscv: vector single-width floating-point fused multiply-add instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 36/62] target/riscv: vector widening " LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 37/62] target/riscv: vector floating-point square-root instruction LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 38/62] target/riscv: vector floating-point min/max instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 39/62] target/riscv: vector floating-point sign-injection instructions LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 40/62] target/riscv: vector floating-point compare instructions LIU Zhiwei
2020-06-04 20:51 ` Richard Henderson
2020-06-05 2:56 ` LIU Zhiwei
2020-05-21 9:43 ` [PATCH v8 41/62] target/riscv: vector floating-point classify instructions LIU Zhiwei
2020-05-29 20:20 ` Alistair Francis
2020-05-21 9:43 ` [PATCH v8 42/62] target/riscv: vector floating-point merge instructions LIU Zhiwei
2020-05-29 20:36 ` Alistair Francis
2020-06-04 20:57 ` Richard Henderson
2020-05-21 9:43 ` [PATCH v8 43/62] target/riscv: vector floating-point/integer type-convert instructions LIU Zhiwei
2020-05-29 20:40 ` Alistair Francis
2020-05-21 9:43 ` [PATCH v8 44/62] target/riscv: widening " LIU Zhiwei
2020-05-29 20:43 ` Alistair Francis
2020-05-21 9:43 ` [PATCH v8 45/62] target/riscv: narrowing " LIU Zhiwei
2020-05-29 20:51 ` Alistair Francis
2020-05-21 9:43 ` [PATCH v8 46/62] target/riscv: vector single-width integer reduction instructions LIU Zhiwei
2020-05-29 20:58 ` Alistair Francis
2020-05-21 9:43 ` [PATCH v8 47/62] target/riscv: vector wideing " LIU Zhiwei
2020-05-29 20:59 ` Alistair Francis
2020-05-21 9:43 ` [PATCH v8 48/62] target/riscv: vector single-width floating-point " LIU Zhiwei
2020-05-29 21:01 ` Alistair Francis
2020-05-21 9:44 ` [PATCH v8 49/62] target/riscv: vector widening " LIU Zhiwei
2020-05-29 21:03 ` Alistair Francis
2020-05-21 9:44 ` [PATCH v8 50/62] target/riscv: vector mask-register logical instructions LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 51/62] target/riscv: vector mask population count vmpopc LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 52/62] target/riscv: vmfirst find-first-set mask bit LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 53/62] target/riscv: set-X-first " LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 54/62] target/riscv: vector iota instruction LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 55/62] target/riscv: vector element index instruction LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 56/62] target/riscv: integer extract instruction LIU Zhiwei
2020-06-04 21:05 ` Richard Henderson
2020-05-21 9:44 ` [PATCH v8 57/62] target/riscv: integer scalar move instruction LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 58/62] target/riscv: floating-point scalar move instructions LIU Zhiwei
2020-06-04 21:32 ` Richard Henderson
2020-06-05 2:53 ` LIU Zhiwei
2020-05-21 9:44 ` LIU Zhiwei [this message]
2020-05-21 9:44 ` [PATCH v8 60/62] target/riscv: vector register gather instruction LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 61/62] target/riscv: vector compress instruction LIU Zhiwei
2020-05-21 9:44 ` [PATCH v8 62/62] target/riscv: configure and turn on vector extension from command line LIU Zhiwei
2020-05-21 13:12 ` [PATCH v8 00/62] target/riscv: support vector extension v0.7.1 no-reply
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