[PATCH v1 08/15] tcg/riscv: Add support for basic vector opcodes

[LIU Zhiwei]

From: TANG Tiancheng <tangtiancheng....@alibaba-inc.com>

Signed-off-by: TANG Tiancheng <tangtiancheng....@alibaba-inc.com>
Reviewed-by: Liu Zhiwei <zhiwei_...@linux.alibaba.com>
---
 tcg/riscv/tcg-target-con-set.h |  1 +
 tcg/riscv/tcg-target.c.inc     | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/tcg/riscv/tcg-target-con-set.h b/tcg/riscv/tcg-target-con-set.h
index d73a62b0f2..8a0de18257 100644
--- a/tcg/riscv/tcg-target-con-set.h
+++ b/tcg/riscv/tcg-target-con-set.h
@@ -23,3 +23,4 @@ C_O1_I4(r, r, rI, rM, rM)
 C_O2_I4(r, r, rZ, rZ, rM, rM)
 C_O0_I2(v, r)
 C_O1_I1(v, r)
+C_O1_I2(v, v, v)
diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc
index f60913e805..650b5eff1a 100644
--- a/tcg/riscv/tcg-target.c.inc
+++ b/tcg/riscv/tcg-target.c.inc
@@ -289,6 +289,12 @@ typedef enum {
     OPC_VSE32_V = 0x6027 | V_SUMOP,
     OPC_VSE64_V = 0x7027 | V_SUMOP,
 
+    OPC_VADD_VV = 0x57 | V_OPIVV,
+    OPC_VSUB_VV = 0x8000057 | V_OPIVV,
+    OPC_VAND_VV = 0x24000057 | V_OPIVV,
+    OPC_VOR_VV = 0x28000057 | V_OPIVV,
+    OPC_VXOR_VV = 0x2c000057 | V_OPIVV,
+
     OPC_VMV_V_V = 0x5e000057 | V_OPIVV,
     OPC_VMV_V_I = 0x5e000057 | V_OPIVI,
     OPC_VMV_V_X = 0x5e000057 | V_OPIVX,
@@ -2158,6 +2164,21 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
     case INDEX_op_st_vec:
         tcg_out_st(s, type, a0, a1, a2);
         break;
+    case INDEX_op_add_vec:
+        tcg_out_opc_vv(s, OPC_VADD_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_sub_vec:
+        tcg_out_opc_vv(s, OPC_VSUB_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_and_vec:
+        tcg_out_opc_vv(s, OPC_VAND_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_or_vec:
+        tcg_out_opc_vv(s, OPC_VOR_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_xor_vec:
+        tcg_out_opc_vv(s, OPC_VXOR_VV, a0, a1, a2, true);
+        break;
     case INDEX_op_mov_vec: /* Always emitted via tcg_out_mov.  */
     case INDEX_op_dup_vec: /* Always emitted via tcg_out_dup_vec.  */
     default:
@@ -2177,6 +2198,12 @@ void tcg_expand_vec_op(TCGOpcode opc, TCGType type, 
unsigned vece,
 int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type, unsigned vece)
 {
     switch (opc) {
+    case INDEX_op_add_vec:
+    case INDEX_op_sub_vec:
+    case INDEX_op_and_vec:
+    case INDEX_op_or_vec:
+    case INDEX_op_xor_vec:
+        return 1;
     default:
         return 0;
     }
@@ -2327,6 +2354,12 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode 
op)
     case INDEX_op_dupm_vec:
     case INDEX_op_ld_vec:
         return C_O1_I1(v, r);
+    case INDEX_op_add_vec:
+    case INDEX_op_sub_vec:
+    case INDEX_op_and_vec:
+    case INDEX_op_or_vec:
+    case INDEX_op_xor_vec:
+        return C_O1_I2(v, v, v);
     default:
         g_assert_not_reached();
     }
-- 
2.43.0