Initial Alloy implementation.

This is a regression in functionality and performance, but a much better
foundation for the future of the project (I think). It can run basic
apps under an SSA interpreter but doesn't support some of the features
required to do real 360 apps yet.

src/xenia/kernel/shim_utils.h

@@ -13,7 +13,7 @@
 #include <xenia/common.h>
 #include <xenia/core.h>
 
-#include <xenia/cpu/ppc.h>
+#include <alloy/frontend/ppc/ppc_context.h>
 #include <xenia/export_resolver.h>
 #include <xenia/kernel/kernel_module.h>
 
@@ -21,6 +21,8 @@
 namespace xe {
 namespace kernel {
 
+using PPCContext = alloy::frontend::ppc::PPCContext;
+
 
 #define SHIM_CALL             void _cdecl
 #define SHIM_SET_MAPPING(library_name, export_name, shim_data) \
@@ -52,7 +54,7 @@ namespace kernel {
 #define SHIM_SET_RETURN(v)    SHIM_SET_GPR_64(3, v)
 
 
-#define IMPL_MEM_ADDR(a)      (a ? xe_memory_addr(state->memory(), a) : NULL)
+#define IMPL_MEM_ADDR(a)      (a ? state->memory()->Translate(a) : NULL)
 
 #define IMPL_MEM_16(a)        (uint16_t)XEGETUINT16BE(IMPL_MEM_ADDR(a))
 #define IMPL_MEM_32(a)        (uint32_t)XEGETUINT32BE(IMPL_MEM_ADDR(a))