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spirv: Add lower fp16 to fp32 pass

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This commit is contained in:
ReinUsesLisp 2021-02-19 18:10:18 -03:00 • committed by ameerj
parent 85cce78583
commit 6db69990da
32 changed files with 479 additions and 285 deletions
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29
src/shader_recompiler/backend/spirv/emit_context.cpp
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@ -30,8 +30,11 @@ EmitContext::EmitContext(IR::Program& program) : Sirit::Module(0x00010000) {
DefineCommonTypes(program.info);
DefineCommonConstants();
DefineSpecialVariables(program.info);
DefineConstantBuffers(program.info);
DefineStorageBuffers(program.info);
u32 binding{};
DefineConstantBuffers(program.info, binding);
DefineStorageBuffers(program.info, binding);
DefineLabels(program);
}
@ -58,6 +61,12 @@ void EmitContext::DefineCommonTypes(const Info& info) {
U1 = Name(TypeBool(), "u1");
// TODO: Conditionally define these
AddCapability(spv::Capability::Int16);
AddCapability(spv::Capability::Int64);
U16 = Name(TypeInt(16, false), "u16");
U64 = Name(TypeInt(64, false), "u64");
F32.Define(*this, TypeFloat(32), "f32");
U32.Define(*this, TypeInt(32, false), "u32");
@ -95,12 +104,12 @@ void EmitContext::DefineSpecialVariables(const Info& info) {
}
}
void EmitContext::DefineConstantBuffers(const Info& info) {
void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
if (info.constant_buffer_descriptors.empty()) {
return;
}
const Id array_type{TypeArray(U32[1], Constant(U32[1], 4096))};
Decorate(array_type, spv::Decoration::ArrayStride, 16U);
Decorate(array_type, spv::Decoration::ArrayStride, 4U);
const Id struct_type{TypeStruct(array_type)};
Name(struct_type, "cbuf_block");
@ -111,18 +120,19 @@ void EmitContext::DefineConstantBuffers(const Info& info) {
const Id uniform_type{TypePointer(spv::StorageClass::Uniform, struct_type)};
uniform_u32 = TypePointer(spv::StorageClass::Uniform, U32[1]);
u32 binding{};
u32 index{};
for (const Info::ConstantBufferDescriptor& desc : info.constant_buffer_descriptors) {
const Id id{AddGlobalVariable(uniform_type, spv::StorageClass::Uniform)};
Decorate(id, spv::Decoration::Binding, binding);
Decorate(id, spv::Decoration::DescriptorSet, 0U);
Name(id, fmt::format("c{}", desc.index));
std::fill_n(cbufs.data() + desc.index, desc.count, id);
index += desc.count;
binding += desc.count;
}
}
void EmitContext::DefineStorageBuffers(const Info& info) {
void EmitContext::DefineStorageBuffers(const Info& info, u32& binding) {
if (info.storage_buffers_descriptors.empty()) {
return;
}
@ -140,13 +150,14 @@ void EmitContext::DefineStorageBuffers(const Info& info) {
const Id storage_type{TypePointer(spv::StorageClass::StorageBuffer, struct_type)};
storage_u32 = TypePointer(spv::StorageClass::StorageBuffer, U32[1]);
u32 binding{};
u32 index{};
for (const Info::StorageBufferDescriptor& desc : info.storage_buffers_descriptors) {
const Id id{AddGlobalVariable(storage_type, spv::StorageClass::StorageBuffer)};
Decorate(id, spv::Decoration::Binding, binding);
Decorate(id, spv::Decoration::DescriptorSet, 0U);
Name(id, fmt::format("ssbo{}", binding));
std::fill_n(ssbos.data() + binding, desc.count, id);
Name(id, fmt::format("ssbo{}", index));
std::fill_n(ssbos.data() + index, desc.count, id);
index += desc.count;
binding += desc.count;
}
}