shader_recompiler: Support for more offset layouts (#1270)

This commit is contained in:
TheTurtle 2024-10-06 19:43:59 +03:00 committed by GitHub
parent 4ce95e55e0
commit 310814ac71
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 23 additions and 17 deletions

View file

@ -27,8 +27,10 @@ static constexpr spv::ExecutionMode GetInputPrimitiveType(AmdGpu::PrimitiveType
case AmdGpu::PrimitiveType::TriangleList:
case AmdGpu::PrimitiveType::TriangleStrip:
return spv::ExecutionMode::Triangles;
case AmdGpu::PrimitiveType::AdjTriangleList:
return spv::ExecutionMode::InputTrianglesAdjacency;
default:
UNREACHABLE();
UNREACHABLE_MSG("Unknown input primitive type {}", u32(type));
}
}
@ -41,7 +43,7 @@ static constexpr spv::ExecutionMode GetOutputPrimitiveType(AmdGpu::GsOutputPrimi
case AmdGpu::GsOutputPrimitiveType::TriangleStrip:
return spv::ExecutionMode::OutputTriangleStrip;
default:
UNREACHABLE();
UNREACHABLE_MSG("Unknown output primitive type {}", u32(type));
}
}

View file

@ -34,14 +34,17 @@ std::string_view StageName(Stage stage) {
throw InvalidArgument("Invalid stage {}", u32(stage));
}
static constexpr u32 NumVertices(AmdGpu::GsOutputPrimitiveType type) {
static constexpr u32 NumVertices(AmdGpu::PrimitiveType type) {
switch (type) {
case AmdGpu::GsOutputPrimitiveType::PointList:
case AmdGpu::PrimitiveType::PointList:
return 1u;
case AmdGpu::GsOutputPrimitiveType::LineStrip:
case AmdGpu::PrimitiveType::LineList:
return 2u;
case AmdGpu::GsOutputPrimitiveType::TriangleStrip:
case AmdGpu::PrimitiveType::TriangleList:
case AmdGpu::PrimitiveType::TriangleStrip:
return 3u;
case AmdGpu::PrimitiveType::AdjTriangleList:
return 6u;
default:
UNREACHABLE();
}
@ -321,16 +324,15 @@ void EmitContext::DefineInputs() {
MemberDecorate(gl_per_vertex, 2, spv::Decoration::BuiltIn,
static_cast<std::uint32_t>(spv::BuiltIn::ClipDistance));
Decorate(gl_per_vertex, spv::Decoration::Block);
const auto vertices_in =
TypeArray(gl_per_vertex, ConstU32(NumVertices(runtime_info.gs_info.out_primitive[0])));
const auto num_verts_in = NumVertices(runtime_info.gs_info.in_primitive);
const auto vertices_in = TypeArray(gl_per_vertex, ConstU32(num_verts_in));
gl_in = Name(DefineVar(vertices_in, spv::StorageClass::Input), "gl_in");
interfaces.push_back(gl_in);
const auto num_params = runtime_info.gs_info.in_vertex_data_size / 4 - 1u;
for (int param_id = 0; param_id < num_params; ++param_id) {
const IR::Attribute param{IR::Attribute::Param0 + param_id};
const Id type{
TypeArray(F32[4], ConstU32(NumVertices(runtime_info.gs_info.out_primitive[0])))};
const Id type{TypeArray(F32[4], ConstU32(num_verts_in))};
const Id id{DefineInput(type, param_id)};
Name(id, fmt::format("in_attr{}", param_id));
input_params[param_id] = {id, input_f32, F32[1], 4};

View file

@ -15,18 +15,18 @@ CopyShaderData ParseCopyShader(const std::span<const u32>& code) {
ASSERT_MSG(code[0] == token_mov_vcchi, "First instruction is not s_mov_b32 vcc_hi, #imm");
std::array<s32, 32> offsets{};
std::fill(offsets.begin(), offsets.end(), -1);
offsets.fill(-1);
std::array<s32, 256> sources{};
sources.fill(-1);
CopyShaderData data{};
Gcn::OperandField sgpr{};
auto last_attr{IR::Attribute::Position0};
s32 soffset{0};
while (!code_slice.atEnd()) {
auto inst = decoder.decodeInstruction(code_slice);
switch (inst.opcode) {
case Gcn::Opcode::S_MOVK_I32: {
sgpr = inst.dst[0].field;
soffset = inst.control.sopk.simm;
sources[inst.dst[0].code] = inst.control.sopk.simm;
break;
}
case Gcn::Opcode::EXP: {
@ -46,8 +46,9 @@ CopyShaderData ParseCopyShader(const std::span<const u32>& code) {
case Gcn::Opcode::BUFFER_LOAD_DWORD: {
offsets[inst.src[1].code] = inst.control.mubuf.offset;
if (inst.src[3].field != Gcn::OperandField::ConstZero) {
ASSERT(inst.src[3].field == sgpr);
offsets[inst.src[1].code] += soffset;
const u32 index = inst.src[3].code;
ASSERT(sources[index] != -1);
offsets[inst.src[1].code] += sources[index];
}
break;
}
@ -59,6 +60,7 @@ CopyShaderData ParseCopyShader(const std::span<const u32>& code) {
if (last_attr != IR::Attribute::Position0) {
data.num_attrs = static_cast<u32>(last_attr) - static_cast<u32>(IR::Attribute::Param0) + 1;
}
return data;
}