JIT compiler:

* Improved constants folding in load/store instructions
* Merged load instructions

This is almost the same commit as r6076/r6077 but x64 build has been fixed.
Thanks a lot to skidau and BHaaL!!


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6120 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Common/Src/x64Emitter.h

@@ -600,6 +600,7 @@ public:
 	void ABI_CallFunctionCCC(void *func, u32 param1, u32 param2, u32 param3);
 	void ABI_CallFunctionCCP(void *func, u32 param1, u32 param2, void *param3);
 	void ABI_CallFunctionAC(void *func, const Gen::OpArg &arg1, u32 param2);
+	void ABI_CallFunctionA(void *func, const Gen::OpArg &arg1);
 
 	// Pass a register as a paremeter.
 	void ABI_CallFunctionR(void *func, Gen::X64Reg reg1);