Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
 target/arm/tcg/a64.decode      |  6 ++++++
 target/arm/tcg/translate-a64.c | 34 +++++++++++-----------------------
 2 files changed, 17 insertions(+), 23 deletions(-)

diff --git a/target/arm/tcg/a64.decode b/target/arm/tcg/a64.decode
index 86279edc98..97fe1ef927 100644
--- a/target/arm/tcg/a64.decode
+++ b/target/arm/tcg/a64.decode
@@ -765,6 +765,9 @@ UQSHL_s         0111 1110 ..1 ..... 01001 1 ..... ..... 
@rrr_e
 SQRSHL_s        0101 1110 ..1 ..... 01011 1 ..... ..... @rrr_e
 UQRSHL_s        0111 1110 ..1 ..... 01011 1 ..... ..... @rrr_e
 
+ADD_s           0101 1110 111 ..... 10000 1 ..... ..... @rrr_d
+SUB_s           0111 1110 111 ..... 10000 1 ..... ..... @rrr_d
+
 ### Advanced SIMD scalar pairwise
 
 FADDP_s         0101 1110 0011 0000 1101 10 ..... ..... @rr_h
@@ -895,6 +898,9 @@ UQSHL_v         0.10 1110 ..1 ..... 01001 1 ..... ..... 
@qrrr_e
 SQRSHL_v        0.00 1110 ..1 ..... 01011 1 ..... ..... @qrrr_e
 UQRSHL_v        0.10 1110 ..1 ..... 01011 1 ..... ..... @qrrr_e
 
+ADD_v           0.00 1110 ..1 ..... 10000 1 ..... ..... @qrrr_e
+SUB_v           0.10 1110 ..1 ..... 10000 1 ..... ..... @qrrr_e
+
 ### Advanced SIMD scalar x indexed element
 
 FMUL_si         0101 1111 00 .. .... 1001 . 0 ..... .....   @rrx_h
diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c
index db3ba77760..9daa8fe5b0 100644
--- a/target/arm/tcg/translate-a64.c
+++ b/target/arm/tcg/translate-a64.c
@@ -5119,6 +5119,8 @@ TRANS(SSHL_s, do_int3_scalar_d, a, gen_sshl_i64)
 TRANS(USHL_s, do_int3_scalar_d, a, gen_ushl_i64)
 TRANS(SRSHL_s, do_int3_scalar_d, a, gen_helper_neon_rshl_s64)
 TRANS(URSHL_s, do_int3_scalar_d, a, gen_helper_neon_rshl_u64)
+TRANS(ADD_s, do_int3_scalar_d, a, tcg_gen_add_i64)
+TRANS(SUB_s, do_int3_scalar_d, a, tcg_gen_sub_i64)
 
 typedef struct ENVScalar2 {
     NeonGenTwoOpEnvFn *gen_bhs[3];
@@ -5433,6 +5435,8 @@ TRANS(UQSHL_v, do_gvec_fn3, a, gen_neon_uqshl)
 TRANS(SQRSHL_v, do_gvec_fn3, a, gen_neon_sqrshl)
 TRANS(UQRSHL_v, do_gvec_fn3, a, gen_neon_uqrshl)
 
+TRANS(ADD_v, do_gvec_fn3, a, tcg_gen_gvec_add)
+TRANS(SUB_v, do_gvec_fn3, a, tcg_gen_gvec_sub)
 
 /*
  * Advanced SIMD scalar/vector x indexed element
@@ -9438,13 +9442,6 @@ static void handle_3same_64(DisasContext *s, int opcode, 
bool u,
         }
         gen_cmtst_i64(tcg_rd, tcg_rn, tcg_rm);
         break;
-    case 0x10: /* ADD, SUB */
-        if (u) {
-            tcg_gen_sub_i64(tcg_rd, tcg_rn, tcg_rm);
-        } else {
-            tcg_gen_add_i64(tcg_rd, tcg_rn, tcg_rm);
-        }
-        break;
     default:
     case 0x1: /* SQADD / UQADD */
     case 0x5: /* SQSUB / UQSUB */
@@ -9452,6 +9449,7 @@ static void handle_3same_64(DisasContext *s, int opcode, 
bool u,
     case 0x9: /* SQSHL, UQSHL */
     case 0xa: /* SRSHL, URSHL */
     case 0xb: /* SQRSHL, UQRSHL */
+    case 0x10: /* ADD, SUB */
         g_assert_not_reached();
     }
 }
@@ -9476,7 +9474,6 @@ static void disas_simd_scalar_three_reg_same(DisasContext 
*s, uint32_t insn)
     case 0x6: /* CMGT, CMHI */
     case 0x7: /* CMGE, CMHS */
     case 0x11: /* CMTST, CMEQ */
-    case 0x10: /* ADD, SUB (vector) */
         if (size != 3) {
             unallocated_encoding(s);
             return;
@@ -9495,6 +9492,7 @@ static void disas_simd_scalar_three_reg_same(DisasContext 
*s, uint32_t insn)
     case 0x9: /* SQSHL, UQSHL */
     case 0xa: /* SRSHL, URSHL */
     case 0xb: /* SQRSHL, UQRSHL */
+    case 0x10: /* ADD, SUB (vector) */
         unallocated_encoding(s);
         return;
     }
@@ -10952,6 +10950,11 @@ static void disas_simd_3same_int(DisasContext *s, 
uint32_t insn)
 
     case 0x01: /* SQADD, UQADD */
     case 0x05: /* SQSUB, UQSUB */
+    case 0x08: /* SSHL, USHL */
+    case 0x09: /* SQSHL, UQSHL */
+    case 0x0a: /* SRSHL, URSHL */
+    case 0x0b: /* SQRSHL, UQRSHL */
+    case 0x10: /* ADD, SUB */
         unallocated_encoding(s);
         return;
     }
@@ -10989,13 +10992,6 @@ static void disas_simd_3same_int(DisasContext *s, 
uint32_t insn)
             gen_gvec_fn3(s, is_q, rd, rn, rm, gen_gvec_saba, size);
         }
         return;
-    case 0x10: /* ADD, SUB */
-        if (u) {
-            gen_gvec_fn3(s, is_q, rd, rn, rm, tcg_gen_gvec_sub, size);
-        } else {
-            gen_gvec_fn3(s, is_q, rd, rn, rm, tcg_gen_gvec_add, size);
-        }
-        return;
     case 0x13: /* MUL, PMUL */
         if (!u) { /* MUL */
             gen_gvec_fn3(s, is_q, rd, rn, rm, tcg_gen_gvec_mul, size);
@@ -11038,14 +11034,6 @@ static void disas_simd_3same_int(DisasContext *s, 
uint32_t insn)
                          vec_full_reg_offset(s, rm),
                          is_q ? 16 : 8, vec_full_reg_size(s));
         return;
-
-    case 0x01: /* SQADD, UQADD */
-    case 0x05: /* SQSUB, UQSUB */
-    case 0x08: /* SSHL, USHL */
-    case 0x09: /* SQSHL, UQSHL */
-    case 0x0a: /* SRSHL, URSHL */
-    case 0x0b: /* SQRSHL, UQRSHL */
-        g_assert_not_reached();
     }
 
     if (size == 3) {
-- 
2.34.1


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