raphiaura/KytyPS5
1
0
Fork 0
mirror of https://github.com/KytyPS5/KytyPS5.git synced 2026-10-20 10:56:58 +02:00
Code Issues Packages Projects Releases Wiki Activity
Files
1208d22547d4ac24b581d421157b074c97cb9983
KytyPS5/src/graphics/shader/recompiler/backend/spirv/spirvEmitterHelpers.cpp
T

246 lines
11 KiB
C++
Raw Blame History

#include "graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h"
namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter {
DppTargetLane EmitDppQuadPermTargetLane(EmitterState& state, uint32_t subid, uint32_t control) {
const auto quad_base = state.builder.AllocateId();
const auto lane = state.builder.AllocateId();
const auto shift = state.builder.AllocateId();
const auto selected0 = state.builder.AllocateId();
const auto selected = state.builder.AllocateId();
const auto target = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), quad_base, subid,
ConstantU32(state, 0xfffffffcu));
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), lane, subid,
ConstantU32(state, 3));
state.builder.AddFunction(spv::OpShiftLeftLogical, TypeU32(state), shift, lane,
ConstantU32(state, 1));
state.builder.AddFunction(spv::OpShiftRightLogical, TypeU32(state), selected0,
ConstantU32(state, control), shift);
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), selected, selected0,
ConstantU32(state, 3));
state.builder.AddFunction(spv::OpBitwiseOr, TypeU32(state), target, quad_base, selected);
return {target, ConstantBool(state, true)};
}
DppTargetLane EmitDppRowShiftTargetLane(EmitterState& state, uint32_t subid, uint32_t amount,
bool left) {
const auto row = state.builder.AllocateId();
const auto lane = state.builder.AllocateId();
const auto lane_shifted = state.builder.AllocateId();
const auto target = state.builder.AllocateId();
const auto valid = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), row, subid,
ConstantU32(state, 0xfffffff0u));
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), lane, subid,
ConstantU32(state, 15));
if (left) {
state.builder.AddFunction(spv::OpIAdd, TypeU32(state), lane_shifted, lane,
ConstantU32(state, amount));
state.builder.AddFunction(spv::OpULessThan, TypeBool(state), valid, lane,
ConstantU32(state, 16u - amount));
} else {
state.builder.AddFunction(spv::OpISub, TypeU32(state), lane_shifted, lane,
ConstantU32(state, amount));
state.builder.AddFunction(spv::OpUGreaterThanEqual, TypeBool(state), valid, lane,
ConstantU32(state, amount));
}
state.builder.AddFunction(spv::OpBitwiseOr, TypeU32(state), target, row, lane_shifted);
return {target, valid};
}
DppTargetLane EmitDppRowRotateRightTargetLane(EmitterState& state, uint32_t subid,
uint32_t amount) {
const auto row = state.builder.AllocateId();
const auto lane = state.builder.AllocateId();
const auto in_high = state.builder.AllocateId();
const auto minus = state.builder.AllocateId();
const auto plus = state.builder.AllocateId();
const auto selected = state.builder.AllocateId();
const auto target = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), row, subid,
ConstantU32(state, 0xfffffff0u));
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), lane, subid,
ConstantU32(state, 15));
state.builder.AddFunction(spv::OpUGreaterThanEqual, TypeBool(state), in_high, lane,
ConstantU32(state, amount));
state.builder.AddFunction(spv::OpISub, TypeU32(state), minus, lane, ConstantU32(state, amount));
state.builder.AddFunction(spv::OpIAdd, TypeU32(state), plus, lane,
ConstantU32(state, 16u - amount));
state.builder.AddFunction(spv::OpSelect, TypeU32(state), selected, in_high, minus, plus);
state.builder.AddFunction(spv::OpBitwiseOr, TypeU32(state), target, row, selected);
return {target, ConstantBool(state, true)};
}
DppTargetLane EmitDppMirrorTargetLane(EmitterState& state, uint32_t subid, bool half_row) {
const auto base_mask = half_row ? 0xfffffff8u : 0xfffffff0u;
const auto lane_mask = half_row ? 7u : 15u;
const auto base = state.builder.AllocateId();
const auto lane = state.builder.AllocateId();
const auto mirrored = state.builder.AllocateId();
const auto target = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), base, subid,
ConstantU32(state, base_mask));
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), lane, subid,
ConstantU32(state, lane_mask));
state.builder.AddFunction(spv::OpISub, TypeU32(state), mirrored, ConstantU32(state, lane_mask),
lane);
state.builder.AddFunction(spv::OpBitwiseOr, TypeU32(state), target, base, mirrored);
return {target, ConstantBool(state, true)};
}
DppTargetLane EmitDppTargetLane(EmitterState& state, uint32_t control) {
const auto subid = EmitSubgroupLocalInvocationId(state);
if (control <= 0xffu) {
return EmitDppQuadPermTargetLane(state, subid, control);
}
if (control >= 0x101u && control <= 0x10fu) {
return EmitDppRowShiftTargetLane(state, subid, control & 0xfu, true);
}
if (control >= 0x111u && control <= 0x11fu) {
return EmitDppRowShiftTargetLane(state, subid, control & 0xfu, false);
}
if (control >= 0x121u && control <= 0x12fu) {
return EmitDppRowRotateRightTargetLane(state, subid, control & 0xfu);
}
if (control == 0x140u) {
return EmitDppMirrorTargetLane(state, subid, false);
}
if (control == 0x141u) {
return EmitDppMirrorTargetLane(state, subid, true);
}
if (control >= 0x160u && control <= 0x16fu) {
const auto target = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseXor, TypeU32(state), target, subid,
ConstantU32(state, control & 0xfu));
return {target, ConstantBool(state, true)};
}
return {subid, ConstantBool(state, true)};
}
uint32_t EmitSubgroupLocalInvocationId(EmitterState& state) {
if (state.subgroup_local_invocation_id_variable == 0) {
EXIT("SubgroupLocalInvocationId was not declared before SPIR-V function emission\n");
}
const auto value = state.builder.AllocateId();
state.builder.AddFunction(spv::OpLoad, TypeU32(state), value,
state.subgroup_local_invocation_id_variable);
return state.lane_half == 0 ? value : EmitAddU32(state, value, ConstantU32(state, 32));
}
uint32_t InputVariableForKind(const EmitterState& state, IR::StageInputKind kind) {
for (const auto& input: state.inputs) {
if (input.kind == kind) {
return input.variable_id;
}
}
return 0;
}
const InputBinding* InputBindingForParameter(const EmitterState& state, uint32_t location) {
for (const auto& input: state.inputs) {
if (input.kind == IR::StageInputKind::Parameter && input.location == location) {
return &input;
}
}
return nullptr;
}
uint32_t EmitInputComponentU32(EmitterState& state, IR::StageInputKind kind, uint32_t component) {
const auto variable = InputVariableForKind(state, kind);
if (variable == 0) {
return ConstantU32(state, 0);
}
const auto pointer = state.builder.AllocateId();
const auto value = state.builder.AllocateId();
state.builder.AddFunction(spv::OpAccessChain,
TypePointer(state, spv::StorageClassInput, TypeU32(state)), pointer,
variable, ConstantU32(state, component));
state.builder.AddFunction(spv::OpLoad, TypeU32(state), value, pointer);
return value;
}
uint32_t EmitLocalInvocationIndex(EmitterState& state) {
const auto variable = InputVariableForKind(state, IR::StageInputKind::LocalInvocationIndex);
if (variable == 0) {
return ConstantU32(state, 0);
}
const auto value = state.builder.AllocateId();
state.builder.AddFunction(spv::OpLoad, TypeU32(state), value, variable);
if (state.lane_count == 2) {
const auto wave_base =
EmitBinaryU32(state, spv::OpBitwiseAnd, value, ConstantU32(state, ~31u));
return EmitAddU32(state, EmitAddU32(state, value, wave_base),
ConstantU32(state, state.lane_half * 32));
}
return value;
}
uint32_t EmitVertexParameterComponentU32(EmitterState& state, const InputBinding& input,
uint32_t component) {
const auto count = VertexParameterComponentCount(input);
const auto kind = VertexParameterScalarKind(state, input.location);
const auto scalar_type = VertexParameterScalarType(state, kind);
uint32_t raw = state.builder.AllocateId();
if (count == 1u) {
state.builder.AddFunction(spv::OpLoad, scalar_type, raw, input.variable_id);
} else {
const auto pointer_type = TypePointer(state, spv::StorageClassInput, scalar_type);
const auto pointer = state.builder.AllocateId();
state.builder.AddFunction(spv::OpAccessChain, pointer_type, pointer, input.variable_id,
ConstantU32(state, component));
state.builder.AddFunction(spv::OpLoad, scalar_type, raw, pointer);
}
if (kind == VertexInputScalarKind::Uint) {
return raw;
}
const auto bits = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitcast, TypeU32(state), bits, raw);
return bits;
}
uint32_t EmitSubgroupLaneActiveBool(EmitterState& state, uint32_t lane) {
const auto active_ballot = state.builder.AllocateId();
state.builder.AddFunction(spv::OpGroupNonUniformBallot, TypeU32Vector(state, 4), active_ballot,
ConstantU32(state, spv::ScopeSubgroup), ConstantBool(state, true));
return EmitBallotLaneActiveBool(state, active_ballot, lane);
}
uint32_t EmitBallotLaneActiveBool(EmitterState& state, uint32_t active_ballot, uint32_t lane) {
const auto low = state.builder.AllocateId();
state.builder.AddFunction(spv::OpCompositeExtract, TypeU32(state), low, active_ballot, 0);
uint32_t mask = low;
if (state.program.wave_size == 64u) {
const auto high = state.builder.AllocateId();
const auto in_high = state.builder.AllocateId();
const auto selected = state.builder.AllocateId();
state.builder.AddFunction(spv::OpCompositeExtract, TypeU32(state), high, active_ballot, 1);
state.builder.AddFunction(spv::OpUGreaterThanEqual, TypeBool(state), in_high, lane,
ConstantU32(state, 32));
state.builder.AddFunction(spv::OpSelect, TypeU32(state), selected, in_high, high, low);
mask = selected;
}
const auto lane_low = state.builder.AllocateId();
const auto bit = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), lane_low, lane,
ConstantU32(state, 31));
state.builder.AddFunction(spv::OpShiftLeftLogical, TypeU32(state), bit, ConstantU32(state, 1),
lane_low);
const auto hit = state.builder.AllocateId();
const auto active = state.builder.AllocateId();
const auto in_range = state.builder.AllocateId();
const auto ret = state.builder.AllocateId();
state.builder.AddFunction(spv::OpBitwiseAnd, TypeU32(state), hit, mask, bit);
state.builder.AddFunction(spv::OpINotEqual, TypeBool(state), active, hit,
ConstantU32(state, 0));
state.builder.AddFunction(spv::OpULessThan, TypeBool(state), in_range, lane,
ConstantU32(state, state.program.wave_size));
state.builder.AddFunction(spv::OpLogicalAnd, TypeBool(state), ret, active, in_range);
return ret;
}
} // namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter
Reference in New Issue View Git Blame Copy Permalink