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KThread: Fix GetPsr mask (#3180)

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* ExecutionContext: GetPstate / SetPstate

* Put it in NativeContext

* KThread: Fix GetPsr mask

* ExecutionContext: Turn methods into Pstate property

* Address nit
This commit is contained in:
merry
2022-03-11 02:16:32 +00:00
committed by GitHub
parent 54bfaa125d
commit bb2f9df0a1
4 changed files with 28 additions and 9 deletions
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6
ARMeilleure/State/ExecutionContext.cs
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@ -43,6 +43,12 @@ namespace ARMeilleure.State
public long TpidrEl0 { get; set; }
public long Tpidr { get; set; }
public uint Pstate
{
get => _nativeContext.GetPstate();
set => _nativeContext.SetPstate(value);
}
public FPCR Fpcr { get; set; }
public FPSR Fpsr { get; set; }
public FPCR StandardFpcrValue => (Fpcr & (FPCR.Ahp)) | FPCR.Dn | FPCR.Fz;

19
ARMeilleure/State/NativeContext.cs
View File

@ -95,6 +95,25 @@ namespace ARMeilleure.State
GetStorage().Flags[(int)flag] = value ? 1u : 0u;
}
public unsafe uint GetPstate()
{
uint value = 0;
for (int flag = 0; flag < RegisterConsts.FlagsCount; flag++)
{
value |= GetStorage().Flags[flag] != 0 ? 1u << flag : 0u;
}
return value;
}
public unsafe void SetPstate(uint value)
{
for (int flag = 0; flag < RegisterConsts.FlagsCount; flag++)
{
uint bit = 1u << flag;
GetStorage().Flags[flag] = (value & bit) == bit ? 1u : 0u;
}
}
public unsafe bool GetFPStateFlag(FPState flag)
{
if ((uint)flag >= RegisterConsts.FpFlagsCount)