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This commit is contained in:
gdkchan 2018-07-12 13:03:02 -03:00
parent 5245960880
commit d48ed1ce46
2 changed files with 42 additions and 46 deletions
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16
ChocolArm64/AOpCodeTable.cs
View file

@ -382,9 +382,11 @@ namespace ChocolArm64
SetA64("0100111101xxxxxx001001xxxxxxxxxx", AInstEmit.Srshr_V, typeof(AOpCodeSimdShImm));
SetA64("0>001110<<1xxxxx010001xxxxxxxxxx", AInstEmit.Sshl_V, typeof(AOpCodeSimdReg));
SetA64("0x00111100>>>xxx101001xxxxxxxxxx", AInstEmit.Sshll_V, typeof(AOpCodeSimdShImm));
SetA64("010111110>>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_S, typeof(AOpCodeSimdShImm));
SetA64("0x0011110>>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_V, typeof(AOpCodeSimdShImm));
SetA64("0x0011110>>>>xxx000101xxxxxxxxxx", AInstEmit.Ssra_V, typeof(AOpCodeSimdShImm));
SetA64("0101111101xxxxxx000001xxxxxxxxxx", AInstEmit.Sshr_S, typeof(AOpCodeSimdShImm));
SetA64("0000111100>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_V, typeof(AOpCodeSimdShImm));
SetA64("0100111101xxxxxx000001xxxxxxxxxx", AInstEmit.Sshr_V, typeof(AOpCodeSimdShImm));
SetA64("0000111100>>>xxx000101xxxxxxxxxx", AInstEmit.Ssra_V, typeof(AOpCodeSimdShImm));
SetA64("0100111101xxxxxx000101xxxxxxxxxx", AInstEmit.Ssra_V, typeof(AOpCodeSimdShImm));
SetA64("0x00110000000000xxxxxxxxxxxxxxxx", AInstEmit.St__Vms, typeof(AOpCodeSimdMemMs));
SetA64("0x001100100xxxxxxxxxxxxxxxxxxxxx", AInstEmit.St__Vms, typeof(AOpCodeSimdMemMs));
SetA64("0x00110100x00000xxxxxxxxxxxxxxxx", AInstEmit.St__Vss, typeof(AOpCodeSimdMemSs));
@ -423,9 +425,11 @@ namespace ChocolArm64
SetA64("0x101110<<100001010010xxxxxxxxxx", AInstEmit.Uqxtn_V, typeof(AOpCodeSimd));
SetA64("0>101110<<1xxxxx010001xxxxxxxxxx", AInstEmit.Ushl_V, typeof(AOpCodeSimdReg));
SetA64("0x10111100>>>xxx101001xxxxxxxxxx", AInstEmit.Ushll_V, typeof(AOpCodeSimdShImm));
SetA64("011111110>>>>xxx000001xxxxxxxxxx", AInstEmit.Ushr_S, typeof(AOpCodeSimdShImm));
SetA64("0x1011110>>>>xxx000001xxxxxxxxxx", AInstEmit.Ushr_V, typeof(AOpCodeSimdShImm));
SetA64("0x1011110>>>>xxx000101xxxxxxxxxx", AInstEmit.Usra_V, typeof(AOpCodeSimdShImm));
SetA64("0111111101xxxxxx000001xxxxxxxxxx", AInstEmit.Ushr_S, typeof(AOpCodeSimdShImm));
SetA64("0010111100>>>xxx000001xxxxxxxxxx", AInstEmit.Ushr_V, typeof(AOpCodeSimdShImm));
SetA64("0110111101xxxxxx000001xxxxxxxxxx", AInstEmit.Ushr_V, typeof(AOpCodeSimdShImm));
SetA64("0010111100>>>xxx000101xxxxxxxxxx", AInstEmit.Usra_V, typeof(AOpCodeSimdShImm));
SetA64("0110111101xxxxxx000101xxxxxxxxxx", AInstEmit.Usra_V, typeof(AOpCodeSimdShImm));
SetA64("0>001110<<0xxxxx000110xxxxxxxxxx", AInstEmit.Uzp1_V, typeof(AOpCodeSimdReg));
SetA64("0>001110<<0xxxxx010110xxxxxxxxxx", AInstEmit.Uzp2_V, typeof(AOpCodeSimdReg));
SetA64("0x001110<<100001001010xxxxxxxxxx", AInstEmit.Xtn_V, typeof(AOpCodeSimd));

72
ChocolArm64/Instruction/AInstEmitSimdShift.cs
View file

@ -143,9 +143,7 @@ namespace ChocolArm64.Instruction
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = GetImmShr(Op);
EmitVectorShImmBinarySx(Context, () => Context.Emit(OpCodes.Shr), Shift);
EmitVectorShImmBinarySx(Context, () => Context.Emit(OpCodes.Shr), GetImmShr(Op));
}
public static void Ssra_V(AILEmitterCtx Context)
@ -277,69 +275,63 @@ namespace ChocolArm64.Instruction
}
}
[Flags]
private enum ShImmFlags
{
None = 0,
Signed = 1 << 0,
Ternary = 1 << 1,
Rounded = 1 << 2,
SignedTernary = Signed | Ternary,
SignedRounded = Signed | Rounded
}
private static void EmitVectorShImmBinarySx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmOp(Context, Emit, Imm, false, true);
EmitVectorShImmOp(Context, Emit, Imm, ShImmFlags.Signed);
}
private static void EmitVectorShImmTernarySx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmOp(Context, Emit, Imm, true, true);
EmitVectorShImmOp(Context, Emit, Imm, ShImmFlags.SignedTernary);
}
private static void EmitVectorShImmBinaryZx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmOp(Context, Emit, Imm, false, false);
EmitVectorShImmOp(Context, Emit, Imm, ShImmFlags.None);
}
private static void EmitVectorShImmOp(AILEmitterCtx Context, Action Emit, int Imm, bool Ternary, bool Signed)
private static void EmitVectorRoundShImmBinarySx(AILEmitterCtx Context, Action Emit, int Imm, long Rc)
{
EmitVectorShImmOp(Context, Emit, Imm, ShImmFlags.SignedRounded, Rc);
}
private static void EmitVectorShImmOp(AILEmitterCtx Context, Action Emit, int Imm, ShImmFlags Flags, long Rc = 0)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Bytes = Op.GetBitsCount() >> 3;
int Elems = Bytes >> Op.Size;
bool Signed = (Flags & ShImmFlags.Signed) != 0;
for (int Index = 0; Index < Elems; Index++)
{
if (Ternary)
if ((Flags & ShImmFlags.Ternary) != 0)
{
EmitVectorExtract(Context, Op.Rd, Index, Op.Size, Signed);
}
EmitVectorExtract(Context, Op.Rn, Index, Op.Size, Signed);
Context.EmitLdc_I4(Imm);
if ((Flags & ShImmFlags.Rounded) != 0)
{
Context.EmitLdc_I8(Rc);
Emit();
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitVectorRoundShImmBinarySx(AILEmitterCtx Context, Action Emit, int Imm, long Rc)
{
EmitVectorRoundShImmOp(Context, Emit, Imm, Rc, true);
}
private static void EmitVectorRoundShImmOp(AILEmitterCtx Context, Action Emit, int Imm, long Rc, bool Signed)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Elems = Bytes >> Op.Size;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtract(Context, Op.Rn, Index, Op.Size, Signed);
Context.EmitLdc_I8(Rc);
Context.Emit(OpCodes.Add);
Context.Emit(OpCodes.Add);
}
Context.EmitLdc_I4(Imm);