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shader: Implement TLD4.PTP

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This commit is contained in:
FernandoS27 2021-03-26 16:02:04 +01:00 committed by ameerj
parent 981eb6f43b
commit 742d11c2ad
15 changed files with 111 additions and 28 deletions
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1
src/shader_recompiler/backend/spirv/emit_context.cpp
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@ -169,6 +169,7 @@ void EmitContext::DefineCommonTypes(const Info& info) {
AddCapability(spv::Capability::Float64);
F64.Define(*this, TypeFloat(64), "f64");
}
array_U32x2 = Name(TypeArray(U32[2], Constant(U32[1], 4U)), "array-u32x2");
}
void EmitContext::DefineCommonConstants() {

1
src/shader_recompiler/backend/spirv/emit_context.h
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@ -65,6 +65,7 @@ public:
VectorTypes U32;
VectorTypes F16;
VectorTypes F64;
Id array_U32x2;
Id true_value{};
Id false_value{};

7
src/shader_recompiler/backend/spirv/emit_spirv.h
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@ -95,7 +95,7 @@ void EmitWriteStorage64(EmitContext& ctx, const IR::Value& binding, const IR::Va
Id value);
void EmitWriteStorage128(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value);
Id EmitCompositeConstructU32x2(EmitContext& ctx, Id e1, Id e2);
Id EmitCompositeConstructU32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2);
Id EmitCompositeConstructU32x3(EmitContext& ctx, Id e1, Id e2, Id e3);
Id EmitCompositeConstructU32x4(EmitContext& ctx, Id e1, Id e2, Id e3, Id e4);
Id EmitCompositeExtractU32x2(EmitContext& ctx, Id composite, u32 index);
@ -104,7 +104,7 @@ Id EmitCompositeExtractU32x4(EmitContext& ctx, Id composite, u32 index);
Id EmitCompositeInsertU32x2(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeInsertU32x3(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeInsertU32x4(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeConstructF16x2(EmitContext& ctx, Id e1, Id e2);
Id EmitCompositeConstructF16x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2);
Id EmitCompositeConstructF16x3(EmitContext& ctx, Id e1, Id e2, Id e3);
Id EmitCompositeConstructF16x4(EmitContext& ctx, Id e1, Id e2, Id e3, Id e4);
Id EmitCompositeExtractF16x2(EmitContext& ctx, Id composite, u32 index);
@ -113,7 +113,7 @@ Id EmitCompositeExtractF16x4(EmitContext& ctx, Id composite, u32 index);
Id EmitCompositeInsertF16x2(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeInsertF16x3(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeInsertF16x4(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeConstructF32x2(EmitContext& ctx, Id e1, Id e2);
Id EmitCompositeConstructF32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2);
Id EmitCompositeConstructF32x3(EmitContext& ctx, Id e1, Id e2, Id e3);
Id EmitCompositeConstructF32x4(EmitContext& ctx, Id e1, Id e2, Id e3, Id e4);
Id EmitCompositeExtractF32x2(EmitContext& ctx, Id composite, u32 index);
@ -122,6 +122,7 @@ Id EmitCompositeExtractF32x4(EmitContext& ctx, Id composite, u32 index);
Id EmitCompositeInsertF32x2(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeInsertF32x3(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeInsertF32x4(EmitContext& ctx, Id composite, Id object, u32 index);
Id EmitCompositeConstructArrayU32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2, Id e3, Id e4);
void EmitCompositeConstructF64x2(EmitContext& ctx);
void EmitCompositeConstructF64x3(EmitContext& ctx);
void EmitCompositeConstructF64x4(EmitContext& ctx);

31
src/shader_recompiler/backend/spirv/emit_spirv_composite.cpp
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@ -3,10 +3,15 @@
// Refer to the license.txt file included.
#include "shader_recompiler/backend/spirv/emit_spirv.h"
#include "shader_recompiler/frontend/ir/modifiers.h"
namespace Shader::Backend::SPIRV {
Id EmitCompositeConstructU32x2(EmitContext& ctx, Id e1, Id e2) {
Id EmitCompositeConstructU32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2) {
const auto info{inst->Flags<IR::CompositeDecoration>()};
if (info.is_constant) {
return ctx.ConstantComposite(ctx.U32[2], e1, e2);
}
return ctx.OpCompositeConstruct(ctx.U32[2], e1, e2);
}
@ -42,7 +47,12 @@ Id EmitCompositeInsertU32x4(EmitContext& ctx, Id composite, Id object, u32 index
return ctx.OpCompositeInsert(ctx.U32[4], object, composite, index);
}
Id EmitCompositeConstructF16x2(EmitContext& ctx, Id e1, Id e2) {
Id EmitCompositeConstructF16x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2) {
const auto info{inst->Flags<IR::CompositeDecoration>()};
if (info.is_constant) {
return ctx.ConstantComposite(ctx.F16[2], e1, e2);
}
return ctx.OpCompositeConstruct(ctx.F16[2], e1, e2);
}
@ -78,7 +88,11 @@ Id EmitCompositeInsertF16x4(EmitContext& ctx, Id composite, Id object, u32 index
return ctx.OpCompositeInsert(ctx.F16[4], object, composite, index);
}
Id EmitCompositeConstructF32x2(EmitContext& ctx, Id e1, Id e2) {
Id EmitCompositeConstructF32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2) {
const auto info{inst->Flags<IR::CompositeDecoration>()};
if (info.is_constant) {
return ctx.ConstantComposite(ctx.F32[2], e1, e2);
}
return ctx.OpCompositeConstruct(ctx.F32[2], e1, e2);
}
@ -150,4 +164,15 @@ Id EmitCompositeInsertF64x4(EmitContext& ctx, Id composite, Id object, u32 index
return ctx.OpCompositeInsert(ctx.F64[4], object, composite, index);
}
Id EmitCompositeConstructArrayU32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id e2, Id e3, Id e4) {
const auto info{inst->Flags<IR::CompositeDecoration>()};
if (info.is_constant) {
return ctx.ConstantComposite(ctx.array_U32x2, e1, e2, e3, e4);
}
if (ctx.profile.support_variadic_ptp) {
return OpCompositeConstruct(ctx.array_U32x2, e1, e2, e3, e4);
}
return {};
}
} // namespace Shader::Backend::SPIRV

9
src/shader_recompiler/backend/spirv/emit_spirv_image.cpp
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@ -30,10 +30,13 @@ public:
}
}
explicit ImageOperands([[maybe_unused]] EmitContext& ctx, Id offset) {
explicit ImageOperands([[maybe_unused]] EmitContext& ctx, Id offset, Id offset2) {
if (Sirit::ValidId(offset)) {
Add(spv::ImageOperandsMask::Offset, offset);
}
if (Sirit::ValidId(offset2)) {
Add(spv::ImageOperandsMask::ConstOffsets, offset2);
}
}
void Add(spv::ImageOperandsMask new_mask, Id value) {
@ -177,7 +180,7 @@ Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Va
Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
[[maybe_unused]] Id offset2) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset);
const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst,
ctx.F32[4], Texture(ctx, index), coords,
ctx.Constant(ctx.U32[1], info.gather_component.Value()), operands.Mask(),
@ -187,7 +190,7 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
Id offset, [[maybe_unused]] Id offset2, Id dref) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset);
const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseDrefGather, &EmitContext::OpImageDrefGather, ctx, inst,
ctx.F32[4], Texture(ctx, index), coords, dref, operands.Mask(), operands.Span());
}

12
src/shader_recompiler/frontend/ir/ir_emitter.cpp
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@ -398,15 +398,16 @@ Value IREmitter::CompositeConstruct(const Value& e1, const Value& e2) {
if (e1.Type() != e2.Type()) {
throw InvalidArgument("Mismatching types {} and {}", e1.Type(), e2.Type());
}
CompositeDecoration decor{};
switch (e1.Type()) {
case Type::U32:
return Inst(Opcode::CompositeConstructU32x2, e1, e2);
return Inst(Opcode::CompositeConstructU32x2, Flags{decor}, e1, e2);
case Type::F16:
return Inst(Opcode::CompositeConstructF16x2, e1, e2);
return Inst(Opcode::CompositeConstructF16x2, Flags{decor}, e1, e2);
case Type::F32:
return Inst(Opcode::CompositeConstructF32x2, e1, e2);
return Inst(Opcode::CompositeConstructF32x2, Flags{decor}, e1, e2);
case Type::F64:
return Inst(Opcode::CompositeConstructF64x2, e1, e2);
return Inst(Opcode::CompositeConstructF64x2, Flags{decor}, e1, e2);
default:
ThrowInvalidType(e1.Type());
}
@ -436,6 +437,7 @@ Value IREmitter::CompositeConstruct(const Value& e1, const Value& e2, const Valu
throw InvalidArgument("Mismatching types {}, {}, {}, and {}", e1.Type(), e2.Type(),
e3.Type(), e4.Type());
}
CompositeDecoration decor{};
switch (e1.Type()) {
case Type::U32:
return Inst(Opcode::CompositeConstructU32x4, e1, e2, e3, e4);
@ -445,6 +447,8 @@ Value IREmitter::CompositeConstruct(const Value& e1, const Value& e2, const Valu
return Inst(Opcode::CompositeConstructF32x4, e1, e2, e3, e4);
case Type::F64:
return Inst(Opcode::CompositeConstructF64x4, e1, e2, e3, e4);
case Type::U32x2:
return Inst(Opcode::CompositeConstructArrayU32x2, Flags{decor}, e1, e2, e3, e4);
default:
ThrowInvalidType(e1.Type());
}

6
src/shader_recompiler/frontend/ir/microinstruction.h
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@ -99,6 +99,12 @@ public:
return ret;
}
template <typename FlagsType>
requires(sizeof(FlagsType) <= sizeof(u32) && std::is_trivially_copyable_v<FlagsType>)
[[nodiscard]] void SetFlags(FlagsType& new_val) noexcept {
std::memcpy(&flags, &new_val, sizeof(new_val));
}
/// Intrusively store the host definition of this instruction.
template <typename DefinitionType>
void SetDefinition(DefinitionType def) {

5
src/shader_recompiler/frontend/ir/modifiers.h
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@ -32,6 +32,11 @@ struct FpControl {
};
static_assert(sizeof(FpControl) <= sizeof(u32));
struct CompositeDecoration {
bool is_constant{false};
};
static_assert(sizeof(CompositeDecoration) <= sizeof(u32));
union TextureInstInfo {
u32 raw;
BitField<0, 8, TextureType> type;

1
src/shader_recompiler/frontend/ir/opcodes.inc
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@ -126,6 +126,7 @@ OPCODE(CompositeExtractF64x4, F64, F64x
OPCODE(CompositeInsertF64x2, F64x2, F64x2, F64, U32, )
OPCODE(CompositeInsertF64x3, F64x3, F64x3, F64, U32, )
OPCODE(CompositeInsertF64x4, F64x4, F64x4, F64, U32, )
OPCODE(CompositeConstructArrayU32x2, Opaque, U32x2, U32x2, U32x2, U32x2, )
// Select operations
OPCODE(SelectU1, U1, U1, U1, U1, )

14
src/shader_recompiler/frontend/ir/value.cpp
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@ -44,6 +44,20 @@ bool Value::IsEmpty() const noexcept {
return type == Type::Void;
}
bool Value::IsConstantContainer() const {
if (IsImmediate()) {
return true;
}
ValidateAccess(Type::Opaque);
auto num_args = inst->NumArgs();
for (size_t i = 0; i < num_args; i++) {
if (!inst->Arg(i).IsConstantContainer()) {
return false;
}
}
return true;
}
bool Value::IsImmediate() const noexcept {
if (IsIdentity()) {
return inst->Arg(0).IsImmediate();

1
src/shader_recompiler/frontend/ir/value.h
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@ -38,6 +38,7 @@ public:
[[nodiscard]] bool IsImmediate() const noexcept;
[[nodiscard]] bool IsLabel() const noexcept;
[[nodiscard]] IR::Type Type() const noexcept;
[[nodiscard]] bool IsConstantContainer() const;
[[nodiscard]] IR::Inst* Inst() const;
[[nodiscard]] IR::Block* Label() const;

14
src/shader_recompiler/frontend/maxwell/translate/impl/texture_fetch.cpp
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@ -101,16 +101,18 @@ IR::Value MakeOffset(TranslatorVisitor& v, IR::Reg& reg, TextureType type) {
switch (type) {
case TextureType::_1D:
case TextureType::ARRAY_1D:
return v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4));
return v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4), true);
case TextureType::_2D:
case TextureType::ARRAY_2D:
return v.ir.CompositeConstruct(v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4)),
v.ir.BitFieldExtract(value, v.ir.Imm32(4), v.ir.Imm32(4)));
return v.ir.CompositeConstruct(
v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4), true),
v.ir.BitFieldExtract(value, v.ir.Imm32(4), v.ir.Imm32(4), true));
case TextureType::_3D:
case TextureType::ARRAY_3D:
return v.ir.CompositeConstruct(v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4)),
v.ir.BitFieldExtract(value, v.ir.Imm32(4), v.ir.Imm32(4)),
v.ir.BitFieldExtract(value, v.ir.Imm32(8), v.ir.Imm32(4)));
return v.ir.CompositeConstruct(
v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4), true),
v.ir.BitFieldExtract(value, v.ir.Imm32(4), v.ir.Imm32(4), true),
v.ir.BitFieldExtract(value, v.ir.Imm32(8), v.ir.Imm32(4), true));
case TextureType::CUBE:
case TextureType::ARRAY_CUBE:
throw NotImplementedException("Illegal offset on CUBE sample");

16
src/shader_recompiler/frontend/maxwell/translate/impl/texture_gather.cpp
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@ -106,17 +106,17 @@ IR::Value MakeOffset(TranslatorVisitor& v, IR::Reg& reg, TextureType type) {
throw NotImplementedException("Invalid texture type {}", type);
}
std::pair<IR::Value, IR::Value> MakeOffsetPTP(TranslatorVisitor& v, IR::Reg& reg) {
IR::Value MakeOffsetPTP(TranslatorVisitor& v, IR::Reg& reg) {
const IR::U32 value1{v.X(reg++)};
const IR::U32 value2{v.X(reg++)};
const auto getVector = ([&v](const IR::U32& value) {
const IR::U32 bitsize = v.ir.Imm32(6);
const auto getVector = ([&v, &bitsize](const IR::U32& value, u32 base) {
return v.ir.CompositeConstruct(
v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(6), true),
v.ir.BitFieldExtract(value, v.ir.Imm32(8), v.ir.Imm32(6), true),
v.ir.BitFieldExtract(value, v.ir.Imm32(16), v.ir.Imm32(6), true),
v.ir.BitFieldExtract(value, v.ir.Imm32(24), v.ir.Imm32(6), true));
v.ir.BitFieldExtract(value, v.ir.Imm32(base + 0), bitsize, true),
v.ir.BitFieldExtract(value, v.ir.Imm32(base + 8), bitsize, true));
});
return {getVector(value1), getVector(value2)};
return v.ir.CompositeConstruct(getVector(value1, 0), getVector(value1, 16),
getVector(value2, 0), getVector(value2, 16));
}
void Impl(TranslatorVisitor& v, u64 insn, ComponentType component_type, OffsetType offset_type,
@ -155,7 +155,7 @@ void Impl(TranslatorVisitor& v, u64 insn, ComponentType component_type, OffsetTy
break;
}
case OffsetType::PTP: {
std::tie(offset, offset2) = MakeOffsetPTP(v, meta_reg);
offset2 = MakeOffsetPTP(v, meta_reg);
break;
}
default:

18
src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
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@ -355,6 +355,17 @@ void FoldBranchConditional(IR::Inst& inst) {
}
}
void FoldConstantComposite(IR::Inst& inst, size_t amount = 2) {
for (size_t i = 0; i < amount; i++) {
if (!inst.Arg(i).IsConstantContainer()) {
return;
}
}
auto info{inst.Flags<IR::CompositeDecoration>()};
info.is_constant = true;
inst.SetFlags(info);
}
void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
switch (inst.Opcode()) {
case IR::Opcode::GetRegister:
@ -380,6 +391,13 @@ void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
case IR::Opcode::SelectF32:
case IR::Opcode::SelectF64:
return FoldSelect(inst);
case IR::Opcode::CompositeConstructU32x2:
case IR::Opcode::CompositeConstructF16x2:
case IR::Opcode::CompositeConstructF32x2:
case IR::Opcode::CompositeConstructF64x2:
return FoldConstantComposite(inst, 2);
case IR::Opcode::CompositeConstructArrayU32x2:
return FoldConstantComposite(inst, 4);
case IR::Opcode::FPMul32:
return FoldFPMul32(inst);
case IR::Opcode::LogicalAnd:

1
src/shader_recompiler/profile.h
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@ -30,6 +30,7 @@ struct Profile {
bool support_fp32_signed_zero_nan_preserve{};
bool support_fp64_signed_zero_nan_preserve{};
bool support_vote{};
bool support_variadic_ptp{};
bool warp_size_potentially_larger_than_guest{};
// FClamp is broken and OpFMax + OpFMin should be used instead