ARM64: minor corrections for TF.

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/462573002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23049 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/compiler/arm64/code-generator-arm64.cc

@@ -611,7 +611,6 @@ void CodeGenerator::AssembleArchBoolean(Instruction* instr,
   }
   __ bind(&check);
   __ Cset(reg, cc);
-  __ B(&done);
   __ Bind(&done);
 }
 

src/compiler/arm64/instruction-selector-arm64.cc

@@ -184,7 +184,7 @@ void InstructionSelector::VisitLoad(Node* node) {
   if (g.CanBeImmediate(index, kLoadStoreImm)) {
     Emit(opcode | AddressingModeField::encode(kMode_MRI), result,
          g.UseRegister(base), g.UseImmediate(index));
-  } else if (g.CanBeImmediate(index, kLoadStoreImm)) {
+  } else if (g.CanBeImmediate(base, kLoadStoreImm)) {
     Emit(opcode | AddressingModeField::encode(kMode_MRI), result,
          g.UseRegister(index), g.UseImmediate(base));
   } else {