commit a8b4caf7526b6b66a8ae0826bd52c39c66e3c714
author Vladimir Marko <vmarko@google.com> Thu Oct 24 15:08:57 2013 +0100
committer Vladimir Marko <vmarko@google.com> Mon Oct 28 18:30:48 2013 +0000
tree 3393e7eeea6ae173caa59edd18b7c2c4c014650a
parent 17088bbded68e35da8050a40206dfd3cbba9e6d2

Add byte swap instructions for ARM and x86.

Change-Id: I03fdd61ffc811ae521141f532b3e04dda566c77d

compiler/dex/quick/arm/utility_arm.cc

diff --git a/compiler/dex/quick/arm/utility_arm.cc b/compiler/dex/quick/arm/utility_arm.cc
index a2ac6ef..3ceeacf 100644
--- a/compiler/dex/quick/arm/utility_arm.cc
+++ b/compiler/dex/quick/arm/utility_arm.cc
@@ -314,6 +314,22 @@
     case kOpSub:
       opcode = (thumb_form) ? kThumbSubRRR : kThumb2SubRRR;
       break;
+    case kOpRev:
+      DCHECK_EQ(shift, 0);
+      if (!thumb_form) {
+        // Binary, but rm is encoded twice.
+        return NewLIR3(kThumb2RevRR, r_dest_src1, r_src2, r_src2);
+      }
+      opcode = kThumbRev;
+      break;
+    case kOpRevsh:
+      DCHECK_EQ(shift, 0);
+      if (!thumb_form) {
+        // Binary, but rm is encoded twice.
+        return NewLIR3(kThumb2RevshRR, r_dest_src1, r_src2, r_src2);
+      }
+      opcode = kThumbRevsh;
+      break;
     case kOp2Byte:
       DCHECK_EQ(shift, 0);
       return NewLIR4(kThumb2Sbfx, r_dest_src1, r_src2, 0, 8);