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/x86/utility_x86.cc

diff --git a/compiler/dex/quick/x86/utility_x86.cc b/compiler/dex/quick/x86/utility_x86.cc
index c519bfe..6ec7ebb 100644
--- a/compiler/dex/quick/x86/utility_x86.cc
+++ b/compiler/dex/quick/x86/utility_x86.cc
@@ -117,6 +117,7 @@
   switch (op) {
     case kOpNeg: opcode = kX86Neg32R; break;
     case kOpNot: opcode = kX86Not32R; break;
+    case kOpRev: opcode = kX86Bswap32R; break;
     case kOpBlx: opcode = kX86CallR; break;
     default:
       LOG(FATAL) << "Bad case in OpReg " << op;
@@ -161,6 +162,13 @@
       case kOpNeg:
         OpRegCopy(r_dest_src1, r_src2);
         return OpReg(kOpNeg, r_dest_src1);
+      case kOpRev:
+        OpRegCopy(r_dest_src1, r_src2);
+        return OpReg(kOpRev, r_dest_src1);
+      case kOpRevsh:
+        OpRegCopy(r_dest_src1, r_src2);
+        OpReg(kOpRev, r_dest_src1);
+        return OpRegImm(kOpAsr, r_dest_src1, 16);
         // X86 binary opcodes
       case kOpSub: opcode = kX86Sub32RR; break;
       case kOpSbc: opcode = kX86Sbb32RR; break;