diff --git a/common/include/x86emitter/x86types.h b/common/include/x86emitter/x86types.h
index 887141af53..aeec007d23 100644
--- a/common/include/x86emitter/x86types.h
+++ b/common/include/x86emitter/x86types.h
@@ -546,12 +546,20 @@ template< typename T > void xWrite( T val );
 
 	extern const xRegisterSSE
 		xmm0, xmm1, xmm2, xmm3,
-		xmm4, xmm5, xmm6, xmm7;
+		xmm4, xmm5, xmm6, xmm7,
+		xmm8, xmm9, xmm10, xmm11,
+		xmm12, xmm13, xmm14, xmm15;
 
 	extern const xRegisterMMX
 		mm0, mm1, mm2, mm3,
 		mm4, mm5, mm6, mm7;
 
+	extern const xAddressReg
+		rax, rbx, rcx, rdx,
+		rsi, rdi, rbp, rsp,
+		r8, r9, r10, r11,
+		r12, r13, r14, r15;
+
 	extern const xAddressReg
 		eax, ebx, ecx, edx,
 		esi, edi, ebp, esp;
@@ -570,10 +578,10 @@ template< typename T > void xWrite( T val );
 	{
 		static const xRegisterSSE *const m_tbl_xmmRegs[] =
 		{
-			&xmm0, &xmm1, 
-			&xmm2, &xmm3, 
-			&xmm4, &xmm5,
-			&xmm6, &xmm7
+			&xmm0, &xmm1, &xmm2, &xmm3,
+			&xmm4, &xmm5, &xmm6, &xmm7,
+			&xmm8, &xmm9, &xmm10, &xmm11,
+			&xmm12, &xmm13, &xmm14, &xmm15
 		};
 
 		pxAssert(id < iREGCNT_XMM);
diff --git a/common/src/x86emitter/x86emitter.cpp b/common/src/x86emitter/x86emitter.cpp
index 14bac7c647..fc2f906c1b 100644
--- a/common/src/x86emitter/x86emitter.cpp
+++ b/common/src/x86emitter/x86emitter.cpp
@@ -110,7 +110,11 @@ const xRegisterSSE
 	xmm0( 0 ), xmm1( 1 ),
 	xmm2( 2 ), xmm3( 3 ),
 	xmm4( 4 ), xmm5( 5 ),
-	xmm6( 6 ), xmm7( 7 );
+	xmm6( 6 ), xmm7( 7 ),
+	xmm8( 8 ), xmm9( 9 ),
+	xmm10( 10 ), xmm11( 11 ),
+	xmm12( 12 ), xmm13( 13 ),
+	xmm14( 14 ), xmm15( 15 );
 
 const xRegisterMMX
 	mm0( 0 ), mm1( 1 ),
@@ -118,6 +122,16 @@ const xRegisterMMX
 	mm4( 4 ), mm5( 5 ),
 	mm6( 6 ), mm7( 7 );
 
+const xAddressReg
+	rax( 0 ), rbx( 3 ),
+	rcx( 1 ), rdx( 2 ),
+	rsp( 4 ), rbp( 5 ),
+	rsi( 6 ), rdi( 7 ),
+	r8( 8 ) , r9( 9 ) ,
+	r10( 10 ), r11( 11 ),
+	r12( 12 ), r13( 13 ),
+	r14( 14 ), r15( 15 );
+
 const xAddressReg
 	eax( 0 ), ebx( 3 ),
 	ecx( 1 ), edx( 2 ),
@@ -144,25 +158,37 @@ const char *const x86_regnames_gpr8[8] =
 	"ah", "ch", "dh", "bh"
 };
 
-const char *const x86_regnames_gpr16[8] =
+const char *const x86_regnames_gpr16[] =
 {
 	"ax", "cx", "dx", "bx",
 	"sp", "bp", "si", "di"
 };
 
-const char *const x86_regnames_gpr32[8] =
+const char *const x86_regnames_gpr32[] =
 {
 	"eax", "ecx", "edx", "ebx",
-	"esp", "ebp", "esi", "edi"
+	"esp", "ebp", "esi", "edi",
+	"e8",  "e9",  "e10", "e11",
+    "e12", "e13", "e14", "e15"
 };
 
-const char *const x86_regnames_sse[8] =
+const char *const x86_regnames_gpr64[] =
+{
+	"rax", "rcx", "rdx", "rbx",
+	"rsp", "rbp", "rsi", "rdi",
+    "r8" , "r9" , "r10", "r11",
+    "r12", "r13", "r14", "r15"
+};
+
+const char *const x86_regnames_sse[] =
 {
 	"xmm0", "xmm1", "xmm2", "xmm3",
-	"xmm4", "xmm5", "xmm6", "xmm7"
+	"xmm4", "xmm5", "xmm6", "xmm7",
+    "xmm8", "xmm9", "xmm10", "xmm11",
+    "xmm12", "xmm13", "xmm14", "xmm15"
 };
 
-const char *const x86_regnames_mmx[8] =
+const char *const x86_regnames_mmx[] =
 {
 	"mm0", "mm1", "mm2", "mm3",
 	"mm4", "mm5", "mm6", "mm7"
@@ -182,7 +208,11 @@ const char* xRegisterBase::GetName()
 		case 1: return x86_regnames_gpr8[ Id ];
 		case 2: return x86_regnames_gpr16[ Id ];
 		case 4: return x86_regnames_gpr32[ Id ];
+#ifdef __x86_64__
+		case 8: return x86_regnames_gpr64[ Id ];
+#else
 		case 8: return x86_regnames_mmx[ Id ];
+#endif
 		case 16: return x86_regnames_sse[ Id ];
 	}