This patch includes:
- VADDI.{B/H/W/D}U;
- VSUBI.{B/H/W/D}U.

Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
Signed-off-by: Song Gao <gaos...@loongson.cn>
Message-Id: <20230504122810.4094787-6-gaos...@loongson.cn>
---
 target/loongarch/disas.c                    | 14 ++++++++
 target/loongarch/insn_trans/trans_lsx.c.inc | 37 +++++++++++++++++++++
 target/loongarch/insns.decode               | 11 ++++++
 3 files changed, 62 insertions(+)

diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c
index a5948d7847..c1960610c2 100644
--- a/target/loongarch/disas.c
+++ b/target/loongarch/disas.c
@@ -797,6 +797,11 @@ static void output_vvv(DisasContext *ctx, arg_vvv *a, 
const char *mnemonic)
     output(ctx, mnemonic, "v%d, v%d, v%d", a->vd, a->vj, a->vk);
 }
 
+static void output_vv_i(DisasContext *ctx, arg_vv_i *a, const char *mnemonic)
+{
+    output(ctx, mnemonic, "v%d, v%d, 0x%x", a->vd, a->vj, a->imm);
+}
+
 INSN_LSX(vadd_b,           vvv)
 INSN_LSX(vadd_h,           vvv)
 INSN_LSX(vadd_w,           vvv)
@@ -807,3 +812,12 @@ INSN_LSX(vsub_h,           vvv)
 INSN_LSX(vsub_w,           vvv)
 INSN_LSX(vsub_d,           vvv)
 INSN_LSX(vsub_q,           vvv)
+
+INSN_LSX(vaddi_bu,         vv_i)
+INSN_LSX(vaddi_hu,         vv_i)
+INSN_LSX(vaddi_wu,         vv_i)
+INSN_LSX(vaddi_du,         vv_i)
+INSN_LSX(vsubi_bu,         vv_i)
+INSN_LSX(vsubi_hu,         vv_i)
+INSN_LSX(vsubi_wu,         vv_i)
+INSN_LSX(vsubi_du,         vv_i)
diff --git a/target/loongarch/insn_trans/trans_lsx.c.inc 
b/target/loongarch/insn_trans/trans_lsx.c.inc
index ddeb9fde28..e6c1d0d2cc 100644
--- a/target/loongarch/insn_trans/trans_lsx.c.inc
+++ b/target/loongarch/insn_trans/trans_lsx.c.inc
@@ -44,6 +44,34 @@ static bool gvec_vvv(DisasContext *ctx, arg_vvv *a, MemOp 
mop,
     return true;
 }
 
+static bool gvec_vv_i(DisasContext *ctx, arg_vv_i *a, MemOp mop,
+                      void (*func)(unsigned, uint32_t, uint32_t,
+                                   int64_t, uint32_t, uint32_t))
+{
+    uint32_t vd_ofs, vj_ofs;
+
+    CHECK_SXE;
+
+    vd_ofs = vec_full_offset(a->vd);
+    vj_ofs = vec_full_offset(a->vj);
+
+    func(mop, vd_ofs, vj_ofs, a->imm , 16, ctx->vl/8);
+    return true;
+}
+
+static bool gvec_subi(DisasContext *ctx, arg_vv_i *a, MemOp mop)
+{
+    uint32_t vd_ofs, vj_ofs;
+
+    CHECK_SXE;
+
+    vd_ofs = vec_full_offset(a->vd);
+    vj_ofs = vec_full_offset(a->vj);
+
+    tcg_gen_gvec_addi(mop, vd_ofs, vj_ofs, -a->imm, 16, ctx->vl/8);
+    return true;
+}
+
 TRANS(vadd_b, gvec_vvv, MO_8, tcg_gen_gvec_add)
 TRANS(vadd_h, gvec_vvv, MO_16, tcg_gen_gvec_add)
 TRANS(vadd_w, gvec_vvv, MO_32, tcg_gen_gvec_add)
@@ -83,3 +111,12 @@ TRANS(vsub_b, gvec_vvv, MO_8, tcg_gen_gvec_sub)
 TRANS(vsub_h, gvec_vvv, MO_16, tcg_gen_gvec_sub)
 TRANS(vsub_w, gvec_vvv, MO_32, tcg_gen_gvec_sub)
 TRANS(vsub_d, gvec_vvv, MO_64, tcg_gen_gvec_sub)
+
+TRANS(vaddi_bu, gvec_vv_i, MO_8, tcg_gen_gvec_addi)
+TRANS(vaddi_hu, gvec_vv_i, MO_16, tcg_gen_gvec_addi)
+TRANS(vaddi_wu, gvec_vv_i, MO_32, tcg_gen_gvec_addi)
+TRANS(vaddi_du, gvec_vv_i, MO_64, tcg_gen_gvec_addi)
+TRANS(vsubi_bu, gvec_subi, MO_8)
+TRANS(vsubi_hu, gvec_subi, MO_16)
+TRANS(vsubi_wu, gvec_subi, MO_32)
+TRANS(vsubi_du, gvec_subi, MO_64)
diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode
index d18db68d51..2a98c14518 100644
--- a/target/loongarch/insns.decode
+++ b/target/loongarch/insns.decode
@@ -491,11 +491,13 @@ dbcl             0000 00000010 10101 ...............      
@i15
 #
 
 &vvv          vd vj vk
+&vv_i         vd vj imm
 
 #
 # LSX Formats
 #
 @vvv               .... ........ ..... vk:5 vj:5 vd:5    &vvv
+@vv_ui5           .... ........ ..... imm:5 vj:5 vd:5    &vv_i
 
 vadd_b           0111 00000000 10100 ..... ..... .....    @vvv
 vadd_h           0111 00000000 10101 ..... ..... .....    @vvv
@@ -507,3 +509,12 @@ vsub_h           0111 00000000 11001 ..... ..... .....    
@vvv
 vsub_w           0111 00000000 11010 ..... ..... .....    @vvv
 vsub_d           0111 00000000 11011 ..... ..... .....    @vvv
 vsub_q           0111 00010010 11011 ..... ..... .....    @vvv
+
+vaddi_bu         0111 00101000 10100 ..... ..... .....    @vv_ui5
+vaddi_hu         0111 00101000 10101 ..... ..... .....    @vv_ui5
+vaddi_wu         0111 00101000 10110 ..... ..... .....    @vv_ui5
+vaddi_du         0111 00101000 10111 ..... ..... .....    @vv_ui5
+vsubi_bu         0111 00101000 11000 ..... ..... .....    @vv_ui5
+vsubi_hu         0111 00101000 11001 ..... ..... .....    @vv_ui5
+vsubi_wu         0111 00101000 11010 ..... ..... .....    @vv_ui5
+vsubi_du         0111 00101000 11011 ..... ..... .....    @vv_ui5
-- 
2.31.1


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