Fix EXT/Widening instruction carrying garbage values on some cases, fix ABD (it shouldn't accumulate, this is another variation of the instruction)

This commit is contained in:
gdkchan 2018-03-30 17:37:31 -03:00
parent 94b3eb96a9
commit 6cb940049d
3 changed files with 21 additions and 12 deletions

View file

@ -548,12 +548,12 @@ namespace ChocolArm64.Instruction
public static void Uabd_V(AILEmitterCtx Context) public static void Uabd_V(AILEmitterCtx Context)
{ {
EmitVectorTernaryOpZx(Context, () => EmitAbd(Context)); EmitVectorBinaryOpZx(Context, () => EmitAbd(Context));
} }
public static void Uabdl_V(AILEmitterCtx Context) public static void Uabdl_V(AILEmitterCtx Context)
{ {
EmitVectorWidenRnRmTernaryOpZx(Context, () => EmitAbd(Context)); EmitVectorWidenRnRmBinaryOpZx(Context, () => EmitAbd(Context));
} }
private static void EmitAbd(AILEmitterCtx Context) private static void EmitAbd(AILEmitterCtx Context)
@ -563,8 +563,6 @@ namespace ChocolArm64.Instruction
Type[] Types = new Type[] { typeof(long) }; Type[] Types = new Type[] { typeof(long) };
Context.EmitCall(typeof(Math).GetMethod(nameof(Math.Abs), Types)); Context.EmitCall(typeof(Math).GetMethod(nameof(Math.Abs), Types));
Context.Emit(OpCodes.Add);
} }
public static void Uaddl_V(AILEmitterCtx Context) public static void Uaddl_V(AILEmitterCtx Context)

View file

@ -447,6 +447,9 @@ namespace ChocolArm64.Instruction
{ {
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp; AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvec(Op.Rd);
Context.EmitStvectmp();
int Elems = 8 >> Op.Size; int Elems = 8 >> Op.Size;
int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0; int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
@ -489,6 +492,9 @@ namespace ChocolArm64.Instruction
{ {
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp; AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvec(Op.Rd);
Context.EmitStvectmp();
int Elems = 8 >> Op.Size; int Elems = 8 >> Op.Size;
int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0; int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;

View file

@ -61,6 +61,9 @@ namespace ChocolArm64.Instruction
{ {
AOpCodeSimdExt Op = (AOpCodeSimdExt)Context.CurrOp; AOpCodeSimdExt Op = (AOpCodeSimdExt)Context.CurrOp;
Context.EmitLdvec(Op.Rd);
Context.EmitStvectmp();
int Bytes = Context.CurrOp.GetBitsCount() >> 3; int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Position = Op.Imm4; int Position = Op.Imm4;
@ -75,10 +78,12 @@ namespace ChocolArm64.Instruction
} }
EmitVectorExtractZx(Context, Reg, Position++, 0); EmitVectorExtractZx(Context, Reg, Position++, 0);
EmitVectorInsertTmp(Context, Index, 0);
EmitVectorInsert(Context, Op.Rd, Index, 0);
} }
Context.EmitLdvectmp();
Context.EmitStvec(Op.Rd);
if (Op.RegisterSize == ARegisterSize.SIMD64) if (Op.RegisterSize == ARegisterSize.SIMD64)
{ {
EmitVectorZeroUpper(Context, Op.Rd); EmitVectorZeroUpper(Context, Op.Rd);
@ -113,7 +118,7 @@ namespace ChocolArm64.Instruction
EmitVectorExtractZx(Context, Op.Rn, 0, 3); EmitVectorExtractZx(Context, Op.Rn, 0, 3);
EmitIntZeroHigherIfNeeded(Context); EmitIntZeroUpperIfNeeded(Context);
Context.EmitStintzr(Op.Rd); Context.EmitStintzr(Op.Rd);
} }
@ -124,7 +129,7 @@ namespace ChocolArm64.Instruction
EmitVectorExtractZx(Context, Op.Rn, 1, 3); EmitVectorExtractZx(Context, Op.Rn, 1, 3);
EmitIntZeroHigherIfNeeded(Context); EmitIntZeroUpperIfNeeded(Context);
Context.EmitStintzr(Op.Rd); Context.EmitStintzr(Op.Rd);
} }
@ -135,7 +140,7 @@ namespace ChocolArm64.Instruction
Context.EmitLdintzr(Op.Rn); Context.EmitLdintzr(Op.Rn);
EmitIntZeroHigherIfNeeded(Context); EmitIntZeroUpperIfNeeded(Context);
EmitScalarSet(Context, Op.Rd, 3); EmitScalarSet(Context, Op.Rd, 3);
} }
@ -146,7 +151,7 @@ namespace ChocolArm64.Instruction
Context.EmitLdintzr(Op.Rn); Context.EmitLdintzr(Op.Rn);
EmitIntZeroHigherIfNeeded(Context); EmitIntZeroUpperIfNeeded(Context);
EmitVectorInsert(Context, Op.Rd, 1, 3); EmitVectorInsert(Context, Op.Rd, 1, 3);
} }
@ -301,7 +306,7 @@ namespace ChocolArm64.Instruction
EmitVectorZip(Context, Part: 1); EmitVectorZip(Context, Part: 1);
} }
private static void EmitIntZeroHigherIfNeeded(AILEmitterCtx Context) private static void EmitIntZeroUpperIfNeeded(AILEmitterCtx Context)
{ {
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32) if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{ {
@ -322,7 +327,7 @@ namespace ChocolArm64.Instruction
for (int Index = 0; Index < Elems; Index++) for (int Index = 0; Index < Elems; Index++)
{ {
int Elem = Part + ((Index & (Half - 1)) << 1); int Elem = Part + ((Index & (Half - 1)) << 1);
EmitVectorExtractZx(Context, Index < Half ? Op.Rn : Op.Rm, Elem, Op.Size); EmitVectorExtractZx(Context, Index < Half ? Op.Rn : Op.Rm, Elem, Op.Size);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size); EmitVectorInsert(Context, Op.Rd, Index, Op.Size);