Support longs in the register allocator for x86_64.

Change-Id: I7fb6dfb761bc5cf9e5705682032855a0a70ca867
diff --git a/compiler/utils/x86_64/assembler_x86_64.h b/compiler/utils/x86_64/assembler_x86_64.h
index 9aa5a54..7514854 100644
--- a/compiler/utils/x86_64/assembler_x86_64.h
+++ b/compiler/utils/x86_64/assembler_x86_64.h
@@ -391,12 +391,14 @@
 
   void andl(CpuRegister dst, const Immediate& imm);
   void andl(CpuRegister dst, CpuRegister src);
+  void andq(CpuRegister dst, const Immediate& imm);
 
   void orl(CpuRegister dst, const Immediate& imm);
   void orl(CpuRegister dst, CpuRegister src);
 
   void xorl(CpuRegister dst, CpuRegister src);
   void xorq(CpuRegister dst, const Immediate& imm);
+  void xorq(CpuRegister dst, CpuRegister src);
 
   void addl(CpuRegister dst, CpuRegister src);
   void addl(CpuRegister reg, const Immediate& imm);