tcg: Split out tcg_out_exts_i32_i64

We will need a backend interface for type extension with sign.
Use it in tcg_reg_alloc_op in the meantime.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc
index 1d91fd1..7bd3b42 100644
--- a/tcg/riscv/tcg-target.c.inc
+++ b/tcg/riscv/tcg-target.c.inc
@@ -602,6 +602,11 @@ static void tcg_out_ext32s(TCGContext *s, TCGReg ret, TCGReg arg)
     tcg_out_opc_imm(s, OPC_ADDIW, ret, arg, 0);
 }
 
+static void tcg_out_exts_i32_i64(TCGContext *s, TCGReg ret, TCGReg arg)
+{
+    tcg_out_ext32s(s, ret, arg);
+}
+
 static void tcg_out_ldst(TCGContext *s, RISCVInsn opc, TCGReg data,
                          TCGReg addr, intptr_t offset)
 {
@@ -1602,7 +1607,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
         break;
 
     case INDEX_op_extrl_i64_i32:
-    case INDEX_op_ext_i32_i64:
         tcg_out_ext32s(s, a0, a1);
         break;
 
@@ -1639,6 +1643,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
     case INDEX_op_ext16u_i64:
     case INDEX_op_ext32s_i64:
     case INDEX_op_ext32u_i64:
+    case INDEX_op_ext_i32_i64:
     default:
         g_assert_not_reached();
     }