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Merge pull request #6933 from lioncash/sign

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Interpreter_SystemRegisters: Get rid of implicit sign conversions
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Léo Lam 2018-05-21 21:08:14 +02:00 committed by GitHub
commit 4e63117501
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 18 deletions
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36
Source/Core/Core/PowerPC/Interpreter/Interpreter_SystemRegisters.cpp
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@ -87,15 +87,15 @@ void Interpreter::mtfsfix(UGeckoInstruction inst)
void Interpreter::mtfsfx(UGeckoInstruction inst) void Interpreter::mtfsfx(UGeckoInstruction inst)
{ {
u32 fm = inst.FM; const u32 fm = inst.FM;
u32 m = 0; u32 m = 0;
for (int i = 0; i < 8; i++) for (u32 i = 0; i < 8; i++)
{ {
if (fm & (1 << i)) if (fm & (1U << i))
m |= (0xF << (i * 4)); m |= (0xFU << (i * 4));
} }
FPSCR.Hex = (FPSCR.Hex & ~m) | ((u32)(riPS0(inst.FB)) & m); FPSCR.Hex = (FPSCR.Hex & ~m) | (static_cast<u32>(riPS0(inst.FB)) & m);
FPSCRtoFPUSettings(FPSCR); FPSCRtoFPUSettings(FPSCR);
if (inst.Rc) if (inst.Rc)
@ -116,7 +116,7 @@ void Interpreter::mfcr(UGeckoInstruction inst)
void Interpreter::mtcrf(UGeckoInstruction inst) void Interpreter::mtcrf(UGeckoInstruction inst)
{ {
u32 crm = inst.CRM; const u32 crm = inst.CRM;
if (crm == 0xFF) if (crm == 0xFF)
{ {
PowerPC::SetCR(rGPR[inst.RS]); PowerPC::SetCR(rGPR[inst.RS]);
@ -125,10 +125,10 @@ void Interpreter::mtcrf(UGeckoInstruction inst)
{ {
// TODO: use lookup table? probably not worth it // TODO: use lookup table? probably not worth it
u32 mask = 0; u32 mask = 0;
for (int i = 0; i < 8; i++) for (u32 i = 0; i < 8; i++)
{ {
if (crm & (1 << i)) if (crm & (1U << i))
mask |= 0xF << (i * 4); mask |= 0xFU << (i * 4);
} }
PowerPC::SetCR((PowerPC::GetCR() & ~mask) | (rGPR[inst.RS] & mask)); PowerPC::SetCR((PowerPC::GetCR() & ~mask) | (rGPR[inst.RS] & mask));
@ -148,7 +148,7 @@ void Interpreter::mfsr(UGeckoInstruction inst)
void Interpreter::mfsrin(UGeckoInstruction inst) void Interpreter::mfsrin(UGeckoInstruction inst)
{ {
int index = (rGPR[inst.RB] >> 28) & 0xF; const u32 index = (rGPR[inst.RB] >> 28) & 0xF;
rGPR[inst.RD] = PowerPC::ppcState.sr[index]; rGPR[inst.RD] = PowerPC::ppcState.sr[index];
} }
@ -162,7 +162,7 @@ void Interpreter::mtmsr(UGeckoInstruction inst)
// Segment registers. MMU control. // Segment registers. MMU control.
static void SetSR(int index, u32 value) static void SetSR(u32 index, u32 value)
{ {
DEBUG_LOG(POWERPC, "%08x: MMU: Segment register %i set to %08x", PowerPC::ppcState.pc, index, DEBUG_LOG(POWERPC, "%08x: MMU: Segment register %i set to %08x", PowerPC::ppcState.pc, index,
value); value);
@ -171,21 +171,21 @@ static void SetSR(int index, u32 value)
void Interpreter::mtsr(UGeckoInstruction inst) void Interpreter::mtsr(UGeckoInstruction inst)
{ {
int index = inst.SR; const u32 index = inst.SR;
u32 value = rGPR[inst.RS]; const u32 value = rGPR[inst.RS];
SetSR(index, value); SetSR(index, value);
} }
void Interpreter::mtsrin(UGeckoInstruction inst) void Interpreter::mtsrin(UGeckoInstruction inst)
{ {
int index = (rGPR[inst.RB] >> 28) & 0xF; const u32 index = (rGPR[inst.RB] >> 28) & 0xF;
u32 value = rGPR[inst.RS]; const u32 value = rGPR[inst.RS];
SetSR(index, value); SetSR(index, value);
} }
void Interpreter::mftb(UGeckoInstruction inst) void Interpreter::mftb(UGeckoInstruction inst)
{ {
const int index = (inst.TBR >> 5) | ((inst.TBR & 0x1F) << 5); const u32 index = (inst.TBR >> 5) | ((inst.TBR & 0x1F) << 5);
DEBUG_ASSERT_MSG(POWERPC, (index == SPR_TL) || (index == SPR_TU), "Invalid mftb"); DEBUG_ASSERT_MSG(POWERPC, (index == SPR_TL) || (index == SPR_TU), "Invalid mftb");
(void)index; (void)index;
mfspr(inst); mfspr(inst);
@ -385,7 +385,7 @@ void Interpreter::mtspr(UGeckoInstruction inst)
case SPR_DBAT7U: case SPR_DBAT7U:
if (old_value != rSPR(index)) if (old_value != rSPR(index))
{ {
INFO_LOG(POWERPC, "DBAT updated %d %x %x", index, old_value, rSPR(index)); INFO_LOG(POWERPC, "DBAT updated %u %x %x", index, old_value, rSPR(index));
PowerPC::DBATUpdated(); PowerPC::DBATUpdated();
} }
break; break;
@ -408,7 +408,7 @@ void Interpreter::mtspr(UGeckoInstruction inst)
case SPR_IBAT7U: case SPR_IBAT7U:
if (old_value != rSPR(index)) if (old_value != rSPR(index))
{ {
INFO_LOG(POWERPC, "IBAT updated %d %x %x", index, old_value, rSPR(index)); INFO_LOG(POWERPC, "IBAT updated %u %x %x", index, old_value, rSPR(index));
PowerPC::IBATUpdated(); PowerPC::IBATUpdated();
} }
break; break;