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Add ATOMS, LDS, POPC, RED, STS and VOTE shader instructions, start changing the way how global memory is handled

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gdk 2019-11-08 17:29:41 -03:00 • committed by Thog
parent 1e8bc29f32
commit 769c02235f
44 changed files with 949 additions and 242 deletions
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178
Ryujinx.Graphics.Shader/Instructions/InstEmitMemory.cs
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@ -9,6 +9,13 @@ namespace Ryujinx.Graphics.Shader.Instructions
{
static partial class InstEmit
{
private enum MemoryRegion
{
Global,
Local,
Shared
}
public static void Ald(EmitterContext context)
{
OpCodeAttribute op = (OpCodeAttribute)context.CurrOp;
@ -49,6 +56,21 @@ namespace Ryujinx.Graphics.Shader.Instructions
}
}
public static void Atoms(EmitterContext context)
{
OpCodeAtom op = (OpCodeAtom)context.CurrOp;
Operand mem = context.ShiftRightU32(GetSrcA(context), Const(2));
mem = context.IAdd(mem, Const(op.Offset));
Operand value = GetSrcB(context);
Operand res = EmitAtomicOp(context, Instruction.MrShared, op.AtomicOp, op.Type, mem, value);
context.Copy(GetDest(context), res);
}
public static void Ipa(EmitterContext context)
{
OpCodeIpa op = (OpCodeIpa)context.CurrOp;
@ -80,7 +102,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
public static void Ld(EmitterContext context)
{
LoadLocalOrGlobal(context, isGlobal: false);
EmitLoad(context, MemoryRegion.Local);
}
public static void Ldc(EmitterContext context)
@ -126,7 +148,12 @@ namespace Ryujinx.Graphics.Shader.Instructions
public static void Ldg(EmitterContext context)
{
LoadLocalOrGlobal(context, isGlobal: true);
EmitLoad(context, MemoryRegion.Global);
}
public static void Lds(EmitterContext context)
{
EmitLoad(context, MemoryRegion.Shared);
}
public static void Out(EmitterContext context)
@ -152,17 +179,118 @@ namespace Ryujinx.Graphics.Shader.Instructions
}
}
public static void Red(EmitterContext context)
{
OpCodeRed op = (OpCodeRed)context.CurrOp;
Operand offset = context.IAdd(GetSrcA(context), Const(op.Offset));
Operand mem = context.ShiftRightU32(offset, Const(2));
EmitAtomicOp(context, Instruction.MrGlobal, op.AtomicOp, op.Type, mem, GetDest(context));
}
public static void St(EmitterContext context)
{
StoreLocalOrGlobal(context, isGlobal: false);
EmitStore(context, MemoryRegion.Local);
}
public static void Stg(EmitterContext context)
{
StoreLocalOrGlobal(context, isGlobal: true);
EmitStore(context, MemoryRegion.Global);
}
private static void LoadLocalOrGlobal(EmitterContext context, bool isGlobal)
public static void Sts(EmitterContext context)
{
EmitStore(context, MemoryRegion.Shared);
}
private static Operand EmitAtomicOp(
EmitterContext context,
Instruction mr,
AtomicOp op,
ReductionType type,
Operand mem,
Operand value)
{
Operand res = null;
switch (op)
{
case AtomicOp.Add:
if (type == ReductionType.S32 || type == ReductionType.U32)
{
res = context.AtomicAdd(mr, mem, value);
}
else
{
// Not supported or invalid.
}
break;
case AtomicOp.BitwiseAnd:
if (type == ReductionType.S32 || type == ReductionType.U32)
{
res = context.AtomicAnd(mr, mem, value);
}
else
{
// Not supported or invalid.
}
break;
case AtomicOp.BitwiseExclusiveOr:
if (type == ReductionType.S32 || type == ReductionType.U32)
{
res = context.AtomicXor(mr, mem, value);
}
else
{
// Not supported or invalid.
}
break;
case AtomicOp.BitwiseOr:
if (type == ReductionType.S32 || type == ReductionType.U32)
{
res = context.AtomicOr(mr, mem, value);
}
else
{
// Not supported or invalid.
}
break;
case AtomicOp.Maximum:
if (type == ReductionType.S32)
{
res = context.AtomicMaxS32(mr, mem, value);
}
else if (type == ReductionType.U32)
{
res = context.AtomicMaxU32(mr, mem, value);
}
else
{
// Not supported or invalid.
}
break;
case AtomicOp.Minimum:
if (type == ReductionType.S32)
{
res = context.AtomicMinS32(mr, mem, value);
}
else if (type == ReductionType.U32)
{
res = context.AtomicMinU32(mr, mem, value);
}
else
{
// Not supported or invalid.
}
break;
}
return res;
}
private static void EmitLoad(EmitterContext context, MemoryRegion region)
{
OpCodeMemory op = (OpCodeMemory)context.CurrOp;
@ -199,9 +327,14 @@ namespace Ryujinx.Graphics.Shader.Instructions
Operand offset = context.IAdd(wordOffset, Const(index));
Operand value = isGlobal
? context.LoadGlobal(offset)
: context.LoadLocal (offset);
Operand value = null;
switch (region)
{
case MemoryRegion.Global: value = context.LoadGlobal(offset); break;
case MemoryRegion.Local: value = context.LoadLocal (offset); break;
case MemoryRegion.Shared: value = context.LoadShared(offset); break;
}
if (isSmallInt)
{
@ -212,7 +345,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
}
}
private static void StoreLocalOrGlobal(EmitterContext context, bool isGlobal)
private static void EmitStore(EmitterContext context, MemoryRegion region)
{
OpCodeMemory op = (OpCodeMemory)context.CurrOp;
@ -241,31 +374,34 @@ namespace Ryujinx.Graphics.Shader.Instructions
{
Register rd = new Register(op.Rd.Index + index, RegisterType.Gpr);
if (rd.IsRZ)
{
break;
}
Operand value = Register(rd);
Operand offset = context.IAdd(wordOffset, Const(index));
if (isSmallInt)
{
Operand word = isGlobal
? context.LoadGlobal(offset)
: context.LoadLocal (offset);
Operand word = null;
switch (region)
{
case MemoryRegion.Global: word = context.LoadGlobal(offset); break;
case MemoryRegion.Local: word = context.LoadLocal (offset); break;
case MemoryRegion.Shared: word = context.LoadShared(offset); break;
}
value = InsertSmallInt(context, op.Size, bitOffset, word, value);
}
if (isGlobal)
switch (region)
{
context.StoreGlobal(offset, value);
case MemoryRegion.Global: context.StoreGlobal(offset, value); break;
case MemoryRegion.Local: context.StoreLocal (offset, value); break;
case MemoryRegion.Shared: context.StoreShared(offset, value); break;
}
else
if (rd.IsRZ)
{
context.StoreLocal(offset, value);
break;
}
}
}