diff --git a/Source/Core/Core/Src/PowerPC/Jit64/Jit.h b/Source/Core/Core/Src/PowerPC/Jit64/Jit.h
index 48e65a4f9d..64b221c578 100644
--- a/Source/Core/Core/Src/PowerPC/Jit64/Jit.h
+++ b/Source/Core/Core/Src/PowerPC/Jit64/Jit.h
@@ -280,6 +280,7 @@ public:
 	void psq_st(UGeckoInstruction inst);
 
 	void fmaddXX(UGeckoInstruction inst);
+	void fsign(UGeckoInstruction inst);
 	void stX(UGeckoInstruction inst); //stw sth stb
 	void lXz(UGeckoInstruction inst);
 	void lha(UGeckoInstruction inst);
diff --git a/Source/Core/Core/Src/PowerPC/Jit64/Jit_FloatingPoint.cpp b/Source/Core/Core/Src/PowerPC/Jit64/Jit_FloatingPoint.cpp
index 04b82858ff..b46defb57c 100644
--- a/Source/Core/Core/Src/PowerPC/Jit64/Jit_FloatingPoint.cpp
+++ b/Source/Core/Core/Src/PowerPC/Jit64/Jit_FloatingPoint.cpp
@@ -160,6 +160,38 @@ void Jit64::fmaddXX(UGeckoInstruction inst)
 	fpr.UnlockAll();
 }
 
+void Jit64::fsign(UGeckoInstruction inst)
+{
+	if(Core::g_CoreStartupParameter.bJITOff || Core::g_CoreStartupParameter.bJITFloatingPointOff)
+		{Default(inst); return;} // turn off from debugger
+	INSTRUCTION_START;
+	if (inst.Rc) {
+		Default(inst); return;
+	}
+
+	int d = inst.FD;
+	int b = inst.FB;
+	fpr.Lock(b, d);
+	fpr.LoadToX64(d, true, true);
+	MOVSD(XMM0, fpr.R(b));
+	switch (inst.SUBOP10) {
+	case 40:  // fnegx
+		XORPD(XMM0, M((void*)&psSignBits2));
+		break;
+	case 264: // fabsx
+		ANDPD(XMM0, M((void*)&psAbsMask2));
+		break;
+	case 136: // fnabs
+		ORPD(XMM0, M((void*)&psSignBits2));
+		break;
+	default:
+		PanicAlert("fsign bleh");
+		break;
+	}
+	MOVSD(fpr.R(d), XMM0);
+	fpr.UnlockAll();
+}
+
 void Jit64::fmrx(UGeckoInstruction inst)
 {
 	if(Core::g_CoreStartupParameter.bJITOff || Core::g_CoreStartupParameter.bJITFloatingPointOff)
diff --git a/Source/Core/Core/Src/PowerPC/JitCommon/Jit_Tables.cpp b/Source/Core/Core/Src/PowerPC/JitCommon/Jit_Tables.cpp
index 6e8d38aa78..4fca4f0b03 100644
--- a/Source/Core/Core/Src/PowerPC/JitCommon/Jit_Tables.cpp
+++ b/Source/Core/Core/Src/PowerPC/JitCommon/Jit_Tables.cpp
@@ -370,14 +370,14 @@ static GekkoOPTemplate table59[] =
 
 static GekkoOPTemplate table63[] = 
 {
-	{264, &Jit64::Default}, //"fabsx",   OPTYPE_FPU, FL_RC_BIT_F}},
-	{32,  &Jit64::fcmpx}, //"fcmpo",   OPTYPE_FPU, FL_RC_BIT_F}},
-	{0,   &Jit64::fcmpx}, //"fcmpu",   OPTYPE_FPU, FL_RC_BIT_F}},
+	{264, &Jit64::fsign},   //"fabsx",   OPTYPE_FPU, FL_RC_BIT_F}},
+	{32,  &Jit64::fcmpx},   //"fcmpo",   OPTYPE_FPU, FL_RC_BIT_F}},
+	{0,   &Jit64::fcmpx},   //"fcmpu",   OPTYPE_FPU, FL_RC_BIT_F}},
 	{14,  &Jit64::Default}, //"fctiwx",  OPTYPE_FPU, FL_RC_BIT_F}},
 	{15,  &Jit64::Default}, //"fctiwzx", OPTYPE_FPU, FL_RC_BIT_F}},
-	{72,  &Jit64::fmrx}, //"fmrx",    OPTYPE_FPU, FL_RC_BIT_F}},
-	{136, &Jit64::Default}, //"fnabsx",  OPTYPE_FPU, FL_RC_BIT_F}},
-	{40,  &Jit64::Default}, //"fnegx",   OPTYPE_FPU, FL_RC_BIT_F}},
+	{72,  &Jit64::fmrx},    //"fmrx",    OPTYPE_FPU, FL_RC_BIT_F}},
+	{136, &Jit64::fsign},   //"fnabsx",  OPTYPE_FPU, FL_RC_BIT_F}},
+	{40,  &Jit64::fsign},   //"fnegx",   OPTYPE_FPU, FL_RC_BIT_F}},
 	{12,  &Jit64::Default}, //"frspx",   OPTYPE_FPU, FL_RC_BIT_F}},
 
 	{64,  &Jit64::Default}, //"mcrfs",   OPTYPE_SYSTEMFP, 0}},