[PATCH 1/2] tcg/loongarch64: Implement INDEX_op_neg_i{32,64}

[Qi Hu]

Signed-off-by: Qi Hu <h...@loongson.cn>
---
 tcg/loongarch64/tcg-target.c.inc | 9 +++++++++
 tcg/loongarch64/tcg-target.h     | 4 ++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index a3debf6da7..f5a214a17f 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -1125,6 +1125,13 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
         tcg_out_opc_nor(s, a0, a1, TCG_REG_ZERO);
         break;
 
+    case INDEX_op_neg_i32:
+        tcg_out_opc_sub_w(s, a0, TCG_REG_ZERO, a1);
+        break;
+    case INDEX_op_neg_i64:
+        tcg_out_opc_sub_d(s, a0, TCG_REG_ZERO, a1);
+        break;
+
     case INDEX_op_nor_i32:
     case INDEX_op_nor_i64:
         if (c2) {
@@ -1503,6 +1510,8 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode 
op)
     case INDEX_op_ext_i32_i64:
     case INDEX_op_not_i32:
     case INDEX_op_not_i64:
+    case INDEX_op_neg_i32:
+    case INDEX_op_neg_i64:
     case INDEX_op_extract_i32:
     case INDEX_op_extract_i64:
     case INDEX_op_bswap16_i32:
diff --git a/tcg/loongarch64/tcg-target.h b/tcg/loongarch64/tcg-target.h
index d58a6162f2..67380b2432 100644
--- a/tcg/loongarch64/tcg-target.h
+++ b/tcg/loongarch64/tcg-target.h
@@ -114,7 +114,7 @@ typedef enum {
 #define TCG_TARGET_HAS_bswap16_i32      1
 #define TCG_TARGET_HAS_bswap32_i32      1
 #define TCG_TARGET_HAS_not_i32          1
-#define TCG_TARGET_HAS_neg_i32          0
+#define TCG_TARGET_HAS_neg_i32          1
 #define TCG_TARGET_HAS_andc_i32         1
 #define TCG_TARGET_HAS_orc_i32          1
 #define TCG_TARGET_HAS_eqv_i32          0
@@ -150,7 +150,7 @@ typedef enum {
 #define TCG_TARGET_HAS_bswap32_i64      1
 #define TCG_TARGET_HAS_bswap64_i64      1
 #define TCG_TARGET_HAS_not_i64          1
-#define TCG_TARGET_HAS_neg_i64          0
+#define TCG_TARGET_HAS_neg_i64          1
 #define TCG_TARGET_HAS_andc_i64         1
 #define TCG_TARGET_HAS_orc_i64          1
 #define TCG_TARGET_HAS_eqv_i64          0
-- 
2.37.3