diff --git a/Core/HLE/ReplaceTables.cpp b/Core/HLE/ReplaceTables.cpp
index 4587e8f6a..4f8e18f96 100644
--- a/Core/HLE/ReplaceTables.cpp
+++ b/Core/HLE/ReplaceTables.cpp
@@ -1031,6 +1031,8 @@ static int Hook_youkosohitsujimura_download_frame() {
 #define JITFUNC(f) (&MIPSComp::Jit::f)
 #elif defined(MIPS)
 #define JITFUNC(f) (&MIPSComp::Jit::f)
+#else
+#define JITFUNC(f) (&MIPSComp::FakeJit::f)
 #endif
 
 // Can either replace with C functions or functions emitted in Asm/ArmAsm.
diff --git a/Core/MIPS/JitCommon/JitCommon.cpp b/Core/MIPS/JitCommon/JitCommon.cpp
index 90f3c9e53..d96a69ce6 100644
--- a/Core/MIPS/JitCommon/JitCommon.cpp
+++ b/Core/MIPS/JitCommon/JitCommon.cpp
@@ -34,8 +34,10 @@ namespace MIPSComp {
 	ArmJit *jit;
 #elif defined(ARM64)
 	Arm64Jit *jit;
-#else
+#elif defined(_M_IX86) || defined(_M_X64) || defined(MIPS)
 	Jit *jit;
+#else
+	FakeJit *jit;
 #endif
 	void JitAt() {
 		jit->Compile(currentMIPS->pc);
@@ -138,7 +140,7 @@ std::vector<std::string> DisassembleArm64(const u8 *data, int size) {
 }
 #endif
 
-#if !defined(ARM) && !defined(ARM64)
+#if defined(_M_IX86) || defined(_M_X64)
 
 const char *ppsspp_resolver(struct ud*,
 	uint64_t addr,
diff --git a/Core/MIPS/fake/FakeJit.cpp b/Core/MIPS/fake/FakeJit.cpp
index 8f73b153e..6a4f8b4b0 100644
--- a/Core/MIPS/fake/FakeJit.cpp
+++ b/Core/MIPS/fake/FakeJit.cpp
@@ -130,7 +130,7 @@ void FakeJit::RunLoopUntil(u64 globalticks)
 	((void (*)())enterCode)();
 }
 
-const u8 *FakeJit::DoFakeJit(u32 em_address, FakeJitBlock *b)
+const u8 *FakeJit::DoJit(u32 em_address, JitBlock *b)
 {
 	return b->normalEntry;
 }
diff --git a/Core/MemMap.cpp b/Core/MemMap.cpp
index 3ef061b88..9a90c2b8a 100644
--- a/Core/MemMap.cpp
+++ b/Core/MemMap.cpp
@@ -185,7 +185,7 @@ static bool Memory_TryBase(u32 flags) {
 			if (!*view.out_ptr_low)
 				goto bail;
 		}
-#if defined(_M_X64) || defined(ARM64)
+#if defined(_ARCH_64)
 		*view.out_ptr = (u8*)g_arena.CreateView(
 			position, view.size, base + view.virtual_address);
 #else
diff --git a/UI/DevScreens.cpp b/UI/DevScreens.cpp
index ace5459b1..229ecd9e0 100644
--- a/UI/DevScreens.cpp
+++ b/UI/DevScreens.cpp
@@ -622,12 +622,14 @@ void JitCompareScreen::UpdateDisasm() {
 	std::vector<std::string> targetDis = DisassembleArm2(block->normalEntry, block->codeSize);
 #elif defined(ARM64)
 	std::vector<std::string> targetDis = DisassembleArm64(block->normalEntry, block->codeSize);
-#else
+#elif defined(_M_IX86) || defined(_M_X64)
 	std::vector<std::string> targetDis = DisassembleX86(block->normalEntry, block->codeSize);
 #endif
+#if defined(ARM) || defined(ARM64) || defined(_M_IX86) || defined(_M_X64)
 	for (size_t i = 0; i < targetDis.size(); i++) {
 		rightDisasm_->Add(new TextView(targetDis[i]))->SetFocusable(true);
 	}
+#endif
 
 	int numMips = leftDisasm_->GetNumSubviews();
 	int numHost = rightDisasm_->GetNumSubviews();