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shader: Add partial rasterizer integration

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This commit is contained in:
ReinUsesLisp 2021-03-19 19:28:31 -03:00 • committed by ameerj
parent 72990df7ba
commit 260743f371
54 changed files with 1929 additions and 568 deletions
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46
src/shader_recompiler/backend/spirv/emit_spirv.cpp
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@ -54,6 +54,8 @@ ArgType Arg(EmitContext& ctx, const IR::Value& arg) {
return arg.U32();
} else if constexpr (std::is_same_v<ArgType, IR::Block*>) {
return arg.Label();
} else if constexpr (std::is_same_v<ArgType, IR::Attribute>) {
return arg.Attribute();
}
}
@ -197,8 +199,9 @@ Id PhiArgDef(EmitContext& ctx, IR::Inst* inst, size_t index) {
}
} // Anonymous namespace
std::vector<u32> EmitSPIRV(const Profile& profile, Environment& env, IR::Program& program) {
EmitContext ctx{profile, program};
std::vector<u32> EmitSPIRV(const Profile& profile, Environment& env, IR::Program& program,
u32& binding) {
EmitContext ctx{profile, program, binding};
const Id void_function{ctx.TypeFunction(ctx.void_id)};
const Id func{ctx.OpFunction(ctx.void_id, spv::FunctionControlMask::MaskNone, void_function)};
for (IR::Block* const block : program.blocks) {
@ -208,28 +211,41 @@ std::vector<u32> EmitSPIRV(const Profile& profile, Environment& env, IR::Program
}
}
ctx.OpFunctionEnd();
boost::container::small_vector<Id, 32> interfaces;
const Info& info{program.info};
if (info.uses_workgroup_id) {
interfaces.push_back(ctx.workgroup_id);
}
if (info.uses_local_invocation_id) {
interfaces.push_back(ctx.local_invocation_id);
}
const std::span interfaces_span(interfaces.data(), interfaces.size());
ctx.AddEntryPoint(spv::ExecutionModel::GLCompute, func, "main", interfaces_span);
const std::array<u32, 3> workgroup_size{env.WorkgroupSize()};
ctx.AddExecutionMode(func, spv::ExecutionMode::LocalSize, workgroup_size[0], workgroup_size[1],
workgroup_size[2]);
const std::span interfaces(ctx.interfaces.data(), ctx.interfaces.size());
spv::ExecutionModel execution_model{};
switch (env.ShaderStage()) {
case Shader::Stage::Compute: {
const std::array<u32, 3> workgroup_size{env.WorkgroupSize()};
execution_model = spv::ExecutionModel::GLCompute;
ctx.AddExecutionMode(func, spv::ExecutionMode::LocalSize, workgroup_size[0],
workgroup_size[1], workgroup_size[2]);
break;
}
case Shader::Stage::VertexB:
execution_model = spv::ExecutionModel::Vertex;
break;
case Shader::Stage::Fragment:
execution_model = spv::ExecutionModel::Fragment;
ctx.AddExecutionMode(func, spv::ExecutionMode::OriginUpperLeft);
break;
default:
throw NotImplementedException("Stage {}", env.ShaderStage());
}
ctx.AddEntryPoint(execution_model, func, "main", interfaces);
SetupDenormControl(profile, program, ctx, func);
const Info& info{program.info};
if (info.uses_sampled_1d) {
ctx.AddCapability(spv::Capability::Sampled1D);
}
if (info.uses_sparse_residency) {
ctx.AddCapability(spv::Capability::SparseResidency);
}
if (info.uses_demote_to_helper_invocation) {
ctx.AddExtension("SPV_EXT_demote_to_helper_invocation");
ctx.AddCapability(spv::Capability::DemoteToHelperInvocationEXT);
}
// TODO: Track this usage
ctx.AddCapability(spv::Capability::ImageGatherExtended);