diff options
Diffstat (limited to 'src/ARMeilleure/Instructions/InstEmitSystem.cs')
| -rw-r--r-- | src/ARMeilleure/Instructions/InstEmitSystem.cs | 94 |
1 files changed, 62 insertions, 32 deletions
diff --git a/src/ARMeilleure/Instructions/InstEmitSystem.cs b/src/ARMeilleure/Instructions/InstEmitSystem.cs index f84829aa..8c430fc2 100644 --- a/src/ARMeilleure/Instructions/InstEmitSystem.cs +++ b/src/ARMeilleure/Instructions/InstEmitSystem.cs @@ -28,18 +28,39 @@ namespace ARMeilleure.Instructions switch (GetPackedId(op)) { - case 0b11_011_0000_0000_001: info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCtrEl0)); break; - case 0b11_011_0000_0000_111: info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetDczidEl0)); break; - case 0b11_011_0100_0010_000: EmitGetNzcv(context); return; - case 0b11_011_0100_0100_000: EmitGetFpcr(context); return; - case 0b11_011_0100_0100_001: EmitGetFpsr(context); return; - case 0b11_011_1101_0000_010: EmitGetTpidrEl0(context); return; - case 0b11_011_1101_0000_011: EmitGetTpidrroEl0(context); return; - case 0b11_011_1110_0000_000: info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCntfrqEl0)); break; - case 0b11_011_1110_0000_001: info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCntpctEl0)); break; - case 0b11_011_1110_0000_010: info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCntvctEl0)); break; - - default: throw new NotImplementedException($"Unknown MRS 0x{op.RawOpCode:X8} at 0x{op.Address:X16}."); + case 0b11_011_0000_0000_001: + info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCtrEl0)); + break; + case 0b11_011_0000_0000_111: + info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetDczidEl0)); + break; + case 0b11_011_0100_0010_000: + EmitGetNzcv(context); + return; + case 0b11_011_0100_0100_000: + EmitGetFpcr(context); + return; + case 0b11_011_0100_0100_001: + EmitGetFpsr(context); + return; + case 0b11_011_1101_0000_010: + EmitGetTpidrEl0(context); + return; + case 0b11_011_1101_0000_011: + EmitGetTpidrroEl0(context); + return; + case 0b11_011_1110_0000_000: + info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCntfrqEl0)); + break; + case 0b11_011_1110_0000_001: + info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCntpctEl0)); + break; + case 0b11_011_1110_0000_010: + info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetCntvctEl0)); + break; + + default: + throw new NotImplementedException($"Unknown MRS 0x{op.RawOpCode:X8} at 0x{op.Address:X16}."); } SetIntOrZR(context, op.Rt, context.Call(info)); @@ -51,12 +72,21 @@ namespace ARMeilleure.Instructions switch (GetPackedId(op)) { - case 0b11_011_0100_0010_000: EmitSetNzcv(context); return; - case 0b11_011_0100_0100_000: EmitSetFpcr(context); return; - case 0b11_011_0100_0100_001: EmitSetFpsr(context); return; - case 0b11_011_1101_0000_010: EmitSetTpidrEl0(context); return; - - default: throw new NotImplementedException($"Unknown MSR 0x{op.RawOpCode:X8} at 0x{op.Address:X16}."); + case 0b11_011_0100_0010_000: + EmitSetNzcv(context); + return; + case 0b11_011_0100_0100_000: + EmitSetFpcr(context); + return; + case 0b11_011_0100_0100_001: + EmitSetFpsr(context); + return; + case 0b11_011_1101_0000_010: + EmitSetTpidrEl0(context); + return; + + default: + throw new NotImplementedException($"Unknown MSR 0x{op.RawOpCode:X8} at 0x{op.Address:X16}."); } } @@ -75,19 +105,19 @@ namespace ARMeilleure.Instructions switch (GetPackedId(op)) { case 0b11_011_0111_0100_001: - { - // DC ZVA - Operand t = GetIntOrZR(context, op.Rt); - - for (long offset = 0; offset < DczSizeInBytes; offset += 8) { - Operand address = context.Add(t, Const(offset)); + // DC ZVA + Operand t = GetIntOrZR(context, op.Rt); - InstEmitMemoryHelper.EmitStore(context, address, RegisterConsts.ZeroIndex, 3); - } + for (long offset = 0; offset < DczSizeInBytes; offset += 8) + { + Operand address = context.Add(t, Const(offset)); - break; - } + InstEmitMemoryHelper.EmitStore(context, address, RegisterConsts.ZeroIndex, 3); + } + + break; + } // No-op case 0b11_011_0111_1110_001: // DC CIVAC @@ -104,7 +134,7 @@ namespace ARMeilleure.Instructions { int id; - id = op.Op2 << 0; + id = op.Op2 << 0; id |= op.CRm << 3; id |= op.CRn << 7; id |= op.Op1 << 11; @@ -188,7 +218,7 @@ namespace ARMeilleure.Instructions OpCodeSystem op = (OpCodeSystem)context.CurrOp; Operand nzcv = GetIntOrZR(context, op.Rt); - nzcv = context.ConvertI64ToI32(nzcv); + nzcv = context.ConvertI64ToI32(nzcv); SetFlag(context, PState.VFlag, context.BitwiseAnd(context.ShiftRightUI(nzcv, Const((int)PState.VFlag)), Const(1))); SetFlag(context, PState.CFlag, context.BitwiseAnd(context.ShiftRightUI(nzcv, Const((int)PState.CFlag)), Const(1))); @@ -201,7 +231,7 @@ namespace ARMeilleure.Instructions OpCodeSystem op = (OpCodeSystem)context.CurrOp; Operand fpcr = GetIntOrZR(context, op.Rt); - fpcr = context.ConvertI64ToI32(fpcr); + fpcr = context.ConvertI64ToI32(fpcr); for (int flag = 0; flag < RegisterConsts.FpFlagsCount; flag++) { @@ -221,7 +251,7 @@ namespace ARMeilleure.Instructions context.ClearQcFlagIfModified(); Operand fpsr = GetIntOrZR(context, op.Rt); - fpsr = context.ConvertI64ToI32(fpsr); + fpsr = context.ConvertI64ToI32(fpsr); for (int flag = 0; flag < RegisterConsts.FpFlagsCount; flag++) { |