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Small opts. for Fmov_Ftoi/1 & Fmov_Itof/1 Insts.

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Small simpl. for Smov_S Inst.
Remove unnecessary method EmitIntZeroUpperIfNeeded.
This commit is contained in:
LDj3SNuD 2019-06-29 01:34:01 +02:00 • committed by GitHub
commit 64ac17dc2e
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1 changed files with 11 additions and 25 deletions
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36
ChocolArm64/Instructions/InstEmitSimdMove.cs
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@ -220,45 +220,37 @@ namespace ChocolArm64.Instructions
public static void Fmov_Ftoi(ILEmitterCtx context) public static void Fmov_Ftoi(ILEmitterCtx context)
{ {
OpCodeSimdCvt64 op = (OpCodeSimdCvt64)context.CurrOp; OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitVectorExtractZx(context, op.Rn, 0, 3); EmitVectorExtractZx(context, op.Rn, 0, op.Size + 2);
EmitIntZeroUpperIfNeeded(context);
context.EmitStintzr(op.Rd); context.EmitStintzr(op.Rd);
} }
public static void Fmov_Ftoi1(ILEmitterCtx context) public static void Fmov_Ftoi1(ILEmitterCtx context)
{ {
OpCodeSimdCvt64 op = (OpCodeSimdCvt64)context.CurrOp; OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitVectorExtractZx(context, op.Rn, 1, 3); EmitVectorExtractZx(context, op.Rn, 1, 3);
EmitIntZeroUpperIfNeeded(context);
context.EmitStintzr(op.Rd); context.EmitStintzr(op.Rd);
} }
public static void Fmov_Itof(ILEmitterCtx context) public static void Fmov_Itof(ILEmitterCtx context)
{ {
OpCodeSimdCvt64 op = (OpCodeSimdCvt64)context.CurrOp; OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
context.EmitLdintzr(op.Rn); context.EmitLdintzr(op.Rn);
EmitIntZeroUpperIfNeeded(context); EmitScalarSet(context, op.Rd, op.Size + 2);
EmitScalarSet(context, op.Rd, 3);
} }
public static void Fmov_Itof1(ILEmitterCtx context) public static void Fmov_Itof1(ILEmitterCtx context)
{ {
OpCodeSimdCvt64 op = (OpCodeSimdCvt64)context.CurrOp; OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
context.EmitLdintzr(op.Rn); context.EmitLdintzr(op.Rn);
EmitIntZeroUpperIfNeeded(context);
EmitVectorInsert(context, op.Rd, 1, 3); EmitVectorInsert(context, op.Rd, 1, 3);
} }
@ -347,7 +339,11 @@ namespace ChocolArm64.Instructions
EmitVectorExtractSx(context, op.Rn, op.DstIndex, op.Size); EmitVectorExtractSx(context, op.Rn, op.DstIndex, op.Size);
EmitIntZeroUpperIfNeeded(context); if (op.RegisterSize == RegisterSize.Simd64)
{
context.Emit(OpCodes.Conv_U4);
context.Emit(OpCodes.Conv_U8);
}
context.EmitStintzr(op.Rd); context.EmitStintzr(op.Rd);
} }
@ -544,16 +540,6 @@ namespace ChocolArm64.Instructions
EmitVectorZip(context, part: 1); EmitVectorZip(context, part: 1);
} }
private static void EmitIntZeroUpperIfNeeded(ILEmitterCtx context)
{
if (context.CurrOp.RegisterSize == RegisterSize.Int32 ||
context.CurrOp.RegisterSize == RegisterSize.Simd64)
{
context.Emit(OpCodes.Conv_U4);
context.Emit(OpCodes.Conv_U8);
}
}
private static void EmitMoviMvni(ILEmitterCtx context, bool not) private static void EmitMoviMvni(ILEmitterCtx context, bool not)
{ {
OpCodeSimdImm64 op = (OpCodeSimdImm64)context.CurrOp; OpCodeSimdImm64 op = (OpCodeSimdImm64)context.CurrOp;