[PATCH 14/30] tcg/loongarch: Implement bswap32_i32/bswap64_i64

[WANG Xuerui]

Signed-off-by: WANG Xuerui <git@xen0n.name>
---
 tcg/loongarch/tcg-target.c.inc | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tcg/loongarch/tcg-target.c.inc b/tcg/loongarch/tcg-target.c.inc
index e5356bdaf8..d617b833e5 100644
--- a/tcg/loongarch/tcg-target.c.inc
+++ b/tcg/loongarch/tcg-target.c.inc
@@ -480,6 +480,14 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
         tcg_out_opc_bstrins_d(s, a0, a2, args[3], args[3] + args[4] - 1);
         break;
 
+    case INDEX_op_bswap32_i32:
+        tcg_out_opc_revb_2h(s, a0, a1);
+        tcg_out_opc_rotri_w(s, a0, a0, 16);
+        break;
+    case INDEX_op_bswap64_i64:
+        tcg_out_opc_revb_d(s, a0, a1);
+        break;
+
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
     default:
@@ -511,6 +519,8 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op)
     case INDEX_op_not_i64:
     case INDEX_op_extract_i32:
     case INDEX_op_extract_i64:
+    case INDEX_op_bswap32_i32:
+    case INDEX_op_bswap64_i64:
         return C_O1_I1(r, r);
 
     case INDEX_op_nor_i32:
-- 
2.33.0