commit 6498594c8eda83c5f5915afc34bd03396f8de6df
author Richard Henderson <richard.henderson@linaro.org> Tue Nov 20 08:53:34 2018 +0100
committer Richard Henderson <richard.henderson@linaro.org> Mon Dec 17 06:04:44 2018 +0300
tree a11fd2c30953ce5e42eb85dfe9e0cb77ab1b39d1
parent 9e821eab0ab708add35fa0446d880086e845ee3e

tcg/optimize: Optimize bswap

Somehow we forgot these operations, once upon a time.
This will allow immediate stores to have their bswap
optimized away.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

tcg/optimize.c

diff --git a/tcg/optimize.c b/tcg/optimize.c
index 5dbe11c..6b98ec1 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -353,6 +353,15 @@
     CASE_OP_32_64(ext16u):
         return (uint16_t)x;
 
+    CASE_OP_32_64(bswap16):
+        return bswap16(x);
+
+    CASE_OP_32_64(bswap32):
+        return bswap32(x);
+
+    case INDEX_op_bswap64_i64:
+        return bswap64(x);
+
     case INDEX_op_ext_i32_i64:
     case INDEX_op_ext32s_i64:
         return (int32_t)x;
@@ -1105,6 +1114,9 @@
         CASE_OP_32_64(ext16s):
         CASE_OP_32_64(ext16u):
         CASE_OP_32_64(ctpop):
+        CASE_OP_32_64(bswap16):
+        CASE_OP_32_64(bswap32):
+        case INDEX_op_bswap64_i64:
         case INDEX_op_ext32s_i64:
         case INDEX_op_ext32u_i64:
         case INDEX_op_ext_i32_i64: