mirror of
https://github.com/KytyPS5/KytyPS5.git
synced 2026-10-20 19:07:01 +02:00
shader_recompiler: add SSA
This commit is contained in:
nmzik
@@ -0,0 +1,318 @@
|
||||
#include "graphics/shader/recompiler/ir/passes/ShaderInfoCollection.h"
|
||||
|
||||
#include "graphics/shader/recompiler/ir/ValueProgram.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <fmt/format.h>
|
||||
|
||||
namespace Libs::Graphics::ShaderRecompiler::IR {
|
||||
namespace {
|
||||
|
||||
void AddInput(ShaderInfo& info, StageInputKind kind, uint32_t location, uint32_t components,
|
||||
std::string name) {
|
||||
const auto input = std::find_if(info.inputs.begin(), info.inputs.end(), [=](const auto& value) {
|
||||
return value.kind == kind && value.location == location;
|
||||
});
|
||||
if (input == info.inputs.end()) {
|
||||
info.inputs.push_back({kind, location, components, std::move(name)});
|
||||
} else {
|
||||
input->component_count = std::max(input->component_count, components);
|
||||
}
|
||||
}
|
||||
|
||||
bool HasOutput(const ShaderInfo& info, StageOutputKind kind, uint32_t index) {
|
||||
return std::any_of(info.outputs.begin(), info.outputs.end(), [=](const auto& output) {
|
||||
return output.kind == kind && output.index == index;
|
||||
});
|
||||
}
|
||||
|
||||
void AddOutput(ShaderInfo& info, StageOutputKind kind, uint32_t index, uint32_t location,
|
||||
std::string name) {
|
||||
if (!HasOutput(info, kind, index)) {
|
||||
info.outputs.push_back({kind, index, location, std::move(name)});
|
||||
}
|
||||
}
|
||||
|
||||
bool ValidateOptions(const Program& program, const ShaderInfoOptions& options, std::string* error) {
|
||||
auto Fail = [&](const char* message) {
|
||||
if (error != nullptr) {
|
||||
*error = message;
|
||||
}
|
||||
return false;
|
||||
};
|
||||
switch (program.stage) {
|
||||
case ShaderType::Vertex:
|
||||
if (options.vertex == nullptr) {
|
||||
return Fail("vertex shader info requires vertex metadata");
|
||||
}
|
||||
if (options.vertex->resources_num < 0 ||
|
||||
options.vertex->resources_num > ShaderVertexInputInfo::RES_MAX) {
|
||||
return Fail("vertex resource count is out of range");
|
||||
}
|
||||
return true;
|
||||
case ShaderType::Pixel:
|
||||
if (options.pixel == nullptr) {
|
||||
return Fail("pixel shader info requires pixel metadata");
|
||||
}
|
||||
return options.pixel->input_num <= std::size(options.pixel->interpolator_settings) ||
|
||||
Fail("pixel input count is out of range");
|
||||
case ShaderType::Compute:
|
||||
if (options.compute == nullptr) {
|
||||
return Fail("compute shader info requires compute metadata");
|
||||
}
|
||||
return (options.compute->thread_ids_num >= 0 && options.compute->thread_ids_num <= 3) ||
|
||||
Fail("compute thread ID count is out of range");
|
||||
default: return Fail("unsupported shader stage for info collection");
|
||||
}
|
||||
}
|
||||
|
||||
bool ValidateValueReferences(const Program& program, const ShaderInfoOptions& options,
|
||||
std::string* error) {
|
||||
const auto Fail = [&](const char* message) {
|
||||
if (error != nullptr) {
|
||||
*error = message;
|
||||
}
|
||||
return false;
|
||||
};
|
||||
for (const auto* block: program.values->blocks) {
|
||||
for (const auto& inst: *block) {
|
||||
switch (inst.GetOpcode()) {
|
||||
case ValueOpcode::GetAttribute: {
|
||||
if (!inst.Arg(0).IsImmediate() || inst.Arg(0).GetType() != Type::U32 ||
|
||||
!inst.Arg(1).IsImmediate() || inst.Arg(1).GetType() != Type::U32) {
|
||||
return Fail("typed attribute reference is not constant");
|
||||
}
|
||||
if (program.stage == ShaderType::Vertex &&
|
||||
(inst.Arg(1).U32() >= 4u || options.vertex == nullptr ||
|
||||
inst.Arg(0).U32() >=
|
||||
static_cast<uint32_t>(options.vertex->resources_num))) {
|
||||
return Fail("vertex input reference is out of range");
|
||||
}
|
||||
break;
|
||||
}
|
||||
case ValueOpcode::GetBuiltin: {
|
||||
if (!inst.Arg(0).IsImmediate() || inst.Arg(0).GetType() != Type::U32 ||
|
||||
!inst.Arg(1).IsImmediate() || inst.Arg(1).GetType() != Type::U32) {
|
||||
return Fail("typed builtin reference is not constant");
|
||||
}
|
||||
const auto kind = static_cast<StageInputKind>(inst.Arg(0).U32());
|
||||
const auto component = inst.Arg(1).U32();
|
||||
switch (kind) {
|
||||
case StageInputKind::VertexIndex:
|
||||
case StageInputKind::InstanceIndex:
|
||||
case StageInputKind::FrontFacing:
|
||||
case StageInputKind::LocalInvocationIndex:
|
||||
if (component != 0u) {
|
||||
return Fail("typed scalar builtin component is out of range");
|
||||
}
|
||||
break;
|
||||
case StageInputKind::FragCoord:
|
||||
if (component >= 4u) {
|
||||
return Fail("typed fragment-coordinate component is out of range");
|
||||
}
|
||||
break;
|
||||
case StageInputKind::WorkgroupId:
|
||||
case StageInputKind::LocalInvocationId:
|
||||
case StageInputKind::GlobalInvocationId:
|
||||
if (component >= 3u) {
|
||||
return Fail("typed invocation builtin component is out of range");
|
||||
}
|
||||
break;
|
||||
case StageInputKind::Parameter:
|
||||
default: return Fail("typed builtin kind is invalid");
|
||||
}
|
||||
break;
|
||||
}
|
||||
case ValueOpcode::SetAttribute:
|
||||
if (inst.Flags<ExportFlags>().index >= program.values->export_info.size()) {
|
||||
return Fail("typed export metadata index is out of range");
|
||||
}
|
||||
break;
|
||||
default: break;
|
||||
}
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
void CollectVertexInputs(const Program& program, const ShaderVertexInputInfo* vertex,
|
||||
ShaderInfo& info) {
|
||||
AddInput(info, StageInputKind::VertexIndex, 0, 1, "gl_VertexIndex");
|
||||
AddInput(info, StageInputKind::InstanceIndex, 0, 1, "gl_InstanceIndex");
|
||||
if (vertex == nullptr) {
|
||||
return;
|
||||
}
|
||||
uint32_t used_components[ShaderVertexInputInfo::RES_MAX] = {};
|
||||
for (const auto* block: program.values->blocks) {
|
||||
for (const auto& inst: *block) {
|
||||
if (inst.GetOpcode() == ValueOpcode::GetAttribute) {
|
||||
const auto attr = inst.Arg(0).U32();
|
||||
const auto chan = inst.Arg(1).U32();
|
||||
used_components[attr] = std::max(used_components[attr], chan + 1u);
|
||||
}
|
||||
}
|
||||
}
|
||||
for (uint32_t attr = 0; attr < static_cast<uint32_t>(vertex->resources_num) &&
|
||||
attr < ShaderVertexInputInfo::RES_MAX;
|
||||
attr++) {
|
||||
if (used_components[attr] != 0) {
|
||||
AddInput(info, StageInputKind::Parameter, attr, used_components[attr],
|
||||
fmt::format("in_attr_{}", attr));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void CollectPixelInputs(const ShaderPixelInputInfo* pixel, ShaderInfo& info) {
|
||||
if (pixel == nullptr) {
|
||||
return;
|
||||
}
|
||||
if (pixel->HasPositionInput()) {
|
||||
AddInput(info, StageInputKind::FragCoord, 0, 4, "gl_FragCoord");
|
||||
}
|
||||
if (pixel->ps_front_face) {
|
||||
AddInput(info, StageInputKind::FrontFacing, 0, 1, "gl_FrontFacing");
|
||||
}
|
||||
for (uint32_t input = 0; input < pixel->input_num; input++) {
|
||||
AddInput(info, StageInputKind::Parameter, input, 4, fmt::format("in_param_{}", input));
|
||||
}
|
||||
}
|
||||
|
||||
void CollectComputeInputs(const ShaderComputeInputInfo* compute, ShaderInfo& info) {
|
||||
if (compute != nullptr) {
|
||||
if (compute->group_id[0] || compute->group_id[1] || compute->group_id[2]) {
|
||||
AddInput(info, StageInputKind::WorkgroupId, 0, 3, "gl_WorkGroupID");
|
||||
}
|
||||
if (compute->thread_ids_num > 0) {
|
||||
AddInput(info, StageInputKind::LocalInvocationId, 0, 3, "gl_LocalInvocationID");
|
||||
}
|
||||
if (compute->thread_ids_num > 0 || compute->tg_size_en) {
|
||||
AddInput(info, StageInputKind::LocalInvocationIndex, 0, 1, "gl_LocalInvocationIndex");
|
||||
}
|
||||
if (compute->dispatch_thread_dimensions) {
|
||||
AddInput(info, StageInputKind::GlobalInvocationId, 0, 3, "gl_GlobalInvocationID");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void CollectBuiltinInputs(const Program& program, ShaderInfo& info) {
|
||||
for (const auto* block: program.values->blocks) {
|
||||
for (const auto& inst: *block) {
|
||||
if (inst.GetOpcode() != ValueOpcode::GetBuiltin) {
|
||||
continue;
|
||||
}
|
||||
const auto kind = static_cast<StageInputKind>(inst.Arg(0).U32());
|
||||
switch (kind) {
|
||||
case StageInputKind::VertexIndex:
|
||||
AddInput(info, kind, 0, 1, "gl_VertexIndex");
|
||||
break;
|
||||
case StageInputKind::InstanceIndex:
|
||||
AddInput(info, kind, 0, 1, "gl_InstanceIndex");
|
||||
break;
|
||||
case StageInputKind::FragCoord: AddInput(info, kind, 0, 4, "gl_FragCoord"); break;
|
||||
case StageInputKind::FrontFacing:
|
||||
AddInput(info, kind, 0, 1, "gl_FrontFacing");
|
||||
break;
|
||||
case StageInputKind::WorkgroupId:
|
||||
AddInput(info, kind, 0, 3, "gl_WorkGroupID");
|
||||
break;
|
||||
case StageInputKind::LocalInvocationId:
|
||||
AddInput(info, kind, 0, 3, "gl_LocalInvocationID");
|
||||
break;
|
||||
case StageInputKind::LocalInvocationIndex:
|
||||
AddInput(info, kind, 0, 1, "gl_LocalInvocationIndex");
|
||||
break;
|
||||
case StageInputKind::GlobalInvocationId:
|
||||
AddInput(info, kind, 0, 3, "gl_GlobalInvocationID");
|
||||
break;
|
||||
case StageInputKind::Parameter: break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void CollectOutputs(const Program& program, const ShaderPixelInputInfo* pixel, ShaderInfo& info) {
|
||||
for (const auto* block: program.values->blocks) {
|
||||
for (const auto& inst: *block) {
|
||||
if (inst.GetOpcode() != ValueOpcode::SetAttribute) {
|
||||
continue;
|
||||
}
|
||||
const auto& export_info = program.values->export_info[inst.Flags<ExportFlags>().index];
|
||||
if (export_info.kind == ExportTargetKind::MrtZ) {
|
||||
if (pixel != nullptr && (export_info.en & 0x1u) != 0 &&
|
||||
pixel->ps_depth_export_enable) {
|
||||
AddOutput(info, StageOutputKind::Depth, 0, 0, "gl_FragDepth");
|
||||
}
|
||||
if (pixel != nullptr && (export_info.en & 0x4u) != 0 &&
|
||||
pixel->ps_sample_mask_export_enable) {
|
||||
AddOutput(info, StageOutputKind::SampleMask, 0, 0, "gl_SampleMask");
|
||||
}
|
||||
continue;
|
||||
}
|
||||
if (export_info.en == 0) {
|
||||
continue;
|
||||
}
|
||||
switch (export_info.kind) {
|
||||
case ExportTargetKind::Position:
|
||||
AddOutput(info, StageOutputKind::Position, export_info.index, 0,
|
||||
"out_position");
|
||||
break;
|
||||
case ExportTargetKind::Parameter:
|
||||
AddOutput(info, StageOutputKind::Parameter, export_info.index,
|
||||
export_info.index, fmt::format("out_param_{}", export_info.index));
|
||||
break;
|
||||
case ExportTargetKind::Mrt:
|
||||
AddOutput(info, StageOutputKind::Mrt, export_info.index, export_info.index,
|
||||
fmt::format("out_mrt_{}", export_info.index));
|
||||
break;
|
||||
default: break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace
|
||||
|
||||
bool CollectShaderInfo(Program& program, const ShaderInfoOptions& options, std::string* error) {
|
||||
if (!program.resource_tracking_complete || program.shader_info_complete) {
|
||||
if (error != nullptr) {
|
||||
*error = !program.resource_tracking_complete ? "shader resources were not tracked"
|
||||
: "shader info already collected";
|
||||
}
|
||||
return false;
|
||||
}
|
||||
if (program.values == nullptr) {
|
||||
if (error != nullptr) {
|
||||
*error = "typed value program is not available";
|
||||
}
|
||||
return false;
|
||||
}
|
||||
if (!ValidateOptions(program, options, error)) {
|
||||
return false;
|
||||
}
|
||||
if (!ValidateValueReferences(program, options, error)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
auto next = program.info;
|
||||
next.inputs.clear();
|
||||
next.outputs.clear();
|
||||
next.has_bitwise_xor = std::any_of(
|
||||
program.values->blocks.begin(), program.values->blocks.end(), [](const auto* block) {
|
||||
return std::any_of(block->begin(), block->end(), [](const auto& inst) {
|
||||
return inst.GetOpcode() == ValueOpcode::BitwiseXor32;
|
||||
});
|
||||
});
|
||||
switch (program.stage) {
|
||||
case ShaderType::Vertex: CollectVertexInputs(program, options.vertex, next); break;
|
||||
case ShaderType::Pixel: CollectPixelInputs(options.pixel, next); break;
|
||||
case ShaderType::Compute: CollectComputeInputs(options.compute, next); break;
|
||||
default: return false;
|
||||
}
|
||||
CollectBuiltinInputs(program, next);
|
||||
CollectOutputs(program, options.pixel, next);
|
||||
program.info = std::move(next);
|
||||
program.shader_info_complete = true;
|
||||
return true;
|
||||
}
|
||||
|
||||
} // namespace Libs::Graphics::ShaderRecompiler::IR
|
||||
Reference in New Issue
Block a user