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Recompiler: Fix some warnings related to DWORD overflow

This commit is contained in:
zilmar 2013-03-26 22:28:49 +11:00
parent 4ae369ab81
commit 8db1ff697d
1 changed files with 27 additions and 25 deletions
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52
Source/Project64/N64 System/Recompiler/Recompiler Ops.cpp
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@ -2662,13 +2662,13 @@ void CRecompilerOps::SPECIAL_AND (void)
__int64 Value = GetMipsReg(ConstReg);
Map_GPR_64bit(m_Opcode.rd,MappedReg);
AndConstToX86Reg(GetMipsRegMapHi(m_Opcode.rd),(DWORD)(Value >> 32));
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)Value);
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)(Value & 0xFFFFFFFF));
}
} else if (Is64Bit(MappedReg)) {
DWORD Value = GetMipsRegLo(ConstReg);
if (Value != 0) {
Map_GPR_32bit(m_Opcode.rd,IsSigned(ConstReg)?TRUE:FALSE,MappedReg);
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)Value);
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),Value);
} else {
Map_GPR_32bit(m_Opcode.rd,IsSigned(ConstReg)?TRUE:FALSE, 0);
}
@ -2693,11 +2693,11 @@ void CRecompilerOps::SPECIAL_AND (void)
unsigned __int64 Value = GetMipsReg(KnownReg);
Map_GPR_64bit(m_Opcode.rd,UnknownReg);
AndConstToX86Reg(GetMipsRegMapHi(m_Opcode.rd),(DWORD)(Value >> 32));
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)Value);
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)(Value & 0xFFFFFFFF));
} else {
DWORD Value = GetMipsRegLo(KnownReg);
Map_GPR_32bit(m_Opcode.rd,IsSigned(KnownReg),UnknownReg);
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)Value);
AndConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),Value);
}
} else {
ProtectGPR(KnownReg);
@ -2789,8 +2789,9 @@ void CRecompilerOps::SPECIAL_OR (void) {
if ((Value >> 32) != 0) {
OrConstToX86Reg((DWORD)(Value >> 32),GetMipsRegMapHi(m_Opcode.rd));
}
if ((DWORD)Value != 0) {
OrConstToX86Reg((DWORD)Value,GetMipsRegMapLo(m_Opcode.rd));
DWORD dwValue = (DWORD)(Value & 0xFFFFFFFF);
if (dwValue != 0) {
OrConstToX86Reg(dwValue,GetMipsRegMapLo(m_Opcode.rd));
}
} else {
int Value = GetMipsRegLo(ConstReg);
@ -2802,24 +2803,24 @@ void CRecompilerOps::SPECIAL_OR (void) {
int KnownReg = IsKnown(m_Opcode.rt)?m_Opcode.rt:m_Opcode.rs;
int UnknownReg = IsKnown(m_Opcode.rt)?m_Opcode.rs:m_Opcode.rt;
if (IsConst(KnownReg)) {
unsigned __int64 Value;
Value = Is64Bit(KnownReg)?GetMipsReg(KnownReg):GetMipsRegLo_S(KnownReg);
if (IsConst(KnownReg))
{
unsigned __int64 Value = Is64Bit(KnownReg)?GetMipsReg(KnownReg):GetMipsRegLo_S(KnownReg);
DWORD dwValue = (DWORD)(Value & 0xFFFFFFFF);
if (g_System->b32BitCore() && Is32Bit(KnownReg))
{
Map_GPR_32bit(m_Opcode.rd,true,UnknownReg);
if ((DWORD)Value != 0) {
OrConstToX86Reg((DWORD)Value,GetMipsRegMapLo(m_Opcode.rd));
if (dwValue != 0) {
OrConstToX86Reg(dwValue,GetMipsRegMapLo(m_Opcode.rd));
}
} else {
Map_GPR_64bit(m_Opcode.rd,UnknownReg);
if ((Value >> 32) != 0) {
OrConstToX86Reg((DWORD)(Value >> 32),GetMipsRegMapHi(m_Opcode.rd));
}
if ((DWORD)Value != 0) {
OrConstToX86Reg((DWORD)Value,GetMipsRegMapLo(m_Opcode.rd));
if (dwValue != 0) {
OrConstToX86Reg(dwValue,GetMipsRegMapLo(m_Opcode.rd));
}
}
} else {
@ -2935,8 +2936,9 @@ void CRecompilerOps::SPECIAL_XOR (void) {
Value = GetMipsRegLo(KnownReg);
}
}
if ((DWORD)Value != 0) {
XorConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),(DWORD)Value);
DWORD dwValue = (DWORD)(Value & 0xFFFFFFFF);
if (dwValue != 0) {
XorConstToX86Reg(GetMipsRegMapLo(m_Opcode.rd),dwValue);
}
} else {
if (g_System->b32BitCore())
@ -3015,8 +3017,9 @@ void CRecompilerOps::SPECIAL_NOR (void) {
if ((Value >> 32) != 0) {
OrConstToX86Reg((DWORD)(Value >> 32),GetMipsRegMapHi(m_Opcode.rd));
}
if ((DWORD)Value != 0) {
OrConstToX86Reg((DWORD)Value,GetMipsRegMapLo(m_Opcode.rd));
DWORD dwValue = (DWORD)(Value & 0xFFFFFFFF);
if (dwValue != 0) {
OrConstToX86Reg(dwValue,GetMipsRegMapLo(m_Opcode.rd));
}
} else {
int Value = GetMipsRegLo(ConstReg);
@ -3029,23 +3032,22 @@ void CRecompilerOps::SPECIAL_NOR (void) {
int UnknownReg = IsKnown(m_Opcode.rt)?m_Opcode.rs:m_Opcode.rt;
if (IsConst(KnownReg)) {
unsigned __int64 Value;
Value = Is64Bit(KnownReg)?GetMipsReg(KnownReg):GetMipsRegLo_S(KnownReg);
unsigned __int64 Value = Is64Bit(KnownReg)?GetMipsReg(KnownReg):GetMipsRegLo_S(KnownReg);
DWORD dwValue = (DWORD)(Value & 0xFFFFFFFF);
if (g_System->b32BitCore() && Is32Bit(KnownReg))
{
Map_GPR_32bit(m_Opcode.rd,true,UnknownReg);
if ((DWORD)Value != 0) {
OrConstToX86Reg((DWORD)Value,GetMipsRegMapLo(m_Opcode.rd));
if (dwValue != 0) {
OrConstToX86Reg(dwValue,GetMipsRegMapLo(m_Opcode.rd));
}
} else {
Map_GPR_64bit(m_Opcode.rd,UnknownReg);
if ((Value >> 32) != 0) {
OrConstToX86Reg((DWORD)(Value >> 32),GetMipsRegMapHi(m_Opcode.rd));
}
if ((DWORD)Value != 0) {
OrConstToX86Reg((DWORD)Value,GetMipsRegMapLo(m_Opcode.rd));
if (dwValue != 0) {
OrConstToX86Reg(dwValue,GetMipsRegMapLo(m_Opcode.rd));
}
}
} else {