Consitently hitting KeBugCheck in alloc\ initialization

src/cpu/CPU.cpp

@@ -107,10 +107,22 @@ void CPUThread::Run()
 	{
 		ori(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 25)
+	{
+		oris(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 28)
 	{
 		andi(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 0)
+	{	
+		cmp(instr);
+	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 8)
+	{	
+		subfc(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 20)
 	{	
 		lwarx(instr);
@@ -119,6 +131,10 @@ void CPUThread::Run()
 	{	
 		lwzx(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 28)
+	{	
+		and_(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 32)
 	{	
 		cmpl(instr);
@@ -143,10 +159,22 @@ void CPUThread::Run()
 	{	
 		stwcx(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 151)
+	{	
+		stwx(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 178)
 	{	
 		mtmsrd(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 200)
+	{	
+		subfze(instr);
+	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 202)
+	{	
+		addze(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 235)
 	{	
 		mullw(instr);
@@ -183,6 +211,10 @@ void CPUThread::Run()
 	{	
 		mtspr(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 31 && ((instr >> 1) & 0x3FF) == 824)
+	{	
+		srawi(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 32)
 	{
 		lwz(instr);
@@ -211,6 +243,14 @@ void CPUThread::Run()
 	{
 		sth(instr);
 	}
+	else if (((instr >> 26) & 0x3F) == 48)
+	{
+		lfs(instr);
+	}
+	else if (((instr >> 26) & 0x3F) == 52)
+	{
+		stfs(instr);
+	}
 	else if (((instr >> 26) & 0x3F) == 58)
 	{
 		ld(instr);
@@ -230,6 +270,8 @@ void CPUThread::Dump()
 {
 	for (int i = 0; i < 32; i++)
 		printf("r%d\t->\t0x%08lx\n", i, state.regs[i]);
+	for (int i = 0; i < 32; i++)
+		printf("fr%d\t->\t%0.2f\n", i, state.fr[i].f);
 	for (int i = 0; i < 7; i++)
 		printf("cr%d\t->\t%d\n", i, state.GetCR(i));
 	printf("[%s]\n", state.xer.ca ? "c" : ".");

src/cpu/CPU.h

@@ -13,11 +13,17 @@ class XexLoader;
 typedef struct
 {
 	uint64_t pc;
-	uint64_t regs[32]; // These are mostly accessed as single uint32_t registers
+	uint64_t regs[32];
 	uint64_t ctr;
 	uint64_t lr;
 	uint64_t msr;
 
+	union
+	{
+		uint32_t u;
+		float f;
+	} fr[32];
+
 	struct
 	{
 		uint32_t cr0;
@@ -115,16 +121,23 @@ class CPUThread
 	void rlwimi(uint32_t instruction); // 20
 	void rlwinm(uint32_t instruction); // 21
 	void ori(uint32_t instruction); // 24
+	void oris(uint32_t instruction); // 25
 	void andi(uint32_t instruction); // 28
+	void cmp(uint32_t instruction); // 31 0
+	void subfc(uint32_t instruction); // 31 8
 	void lwarx(uint32_t instruction); // 31 20
 	void lwzx(uint32_t instruction); // 31 23
+	void and_(uint32_t instruction); // 31 28
 	void cmpl(uint32_t instruction); // 31 32
 	void subf(uint32_t instruction); // 31 40
 	void andc(uint32_t instruction); // 31 60
 	void mfmsr(uint32_t instruction); // 31 83
 	void subfe(uint32_t instruction); // 31 136
 	void stwcx(uint32_t instruction); // 31 150
+	void stwx(uint32_t instruction); // 31 151
 	void mtmsrd(uint32_t instruction); // 31 178
+	void subfze(uint32_t instruction); // 31 200
+	void addze(uint32_t instruction); // 31 202
 	void mullw(uint32_t instruction); // 31 235
 	void add(uint32_t instruction); // 31 266
 	void dcbt(uint32_t instruction); // 31 278
@@ -133,13 +146,16 @@ class CPUThread
 	void or_(uint32_t instruction); // 31 444
 	void divwu(uint32_t instruction); // 31 459
 	void mtspr(uint32_t instruction); // 31 467
+	void srawi(uint32_t instruction); // 31 824
 	void lwz(uint32_t instruction); // 32
 	void lbz(uint32_t instruction); // 34
 	void stw(uint32_t instruction); // 36
 	void stwu(uint32_t instruction); // 37
 	void stb(uint32_t instruction); // 38
 	void lhz(uint32_t instruction); // 40
 	void sth(uint32_t instruction); // 44
+	void lfs(uint32_t instruction); // 48
+	void stfs(uint32_t instruction); // 52
 	void ld(uint32_t instruction); // 58
 	void std(uint32_t instruction); // 62
 private: