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shader_recompiler: Increase push constants user data to full capacity. (#1032)

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squidbus 2024-09-23 03:40:33 -07:00 committed by GitHub
parent ee38eec7fe
commit a5001d11a8
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GPG key ID: B5690EEEBB952194
2 changed files with 10 additions and 4 deletions
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8
src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
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@ -333,8 +333,8 @@ void EmitContext::DefineOutputs() {
void EmitContext::DefinePushDataBlock() {
// Create push constants block for instance steps rates
const Id struct_type{
Name(TypeStruct(U32[1], U32[1], U32[4], U32[4], U32[4], U32[4]), "AuxData")};
const Id struct_type{Name(
TypeStruct(U32[1], U32[1], U32[4], U32[4], U32[4], U32[4], U32[4], U32[4]), "AuxData")};
Decorate(struct_type, spv::Decoration::Block);
MemberName(struct_type, 0, "sr0");
MemberName(struct_type, 1, "sr1");
@ -342,12 +342,16 @@ void EmitContext::DefinePushDataBlock() {
MemberName(struct_type, 3, "buf_offsets1");
MemberName(struct_type, 4, "ud_regs0");
MemberName(struct_type, 5, "ud_regs1");
MemberName(struct_type, 6, "ud_regs2");
MemberName(struct_type, 7, "ud_regs3");
MemberDecorate(struct_type, 0, spv::Decoration::Offset, 0U);
MemberDecorate(struct_type, 1, spv::Decoration::Offset, 4U);
MemberDecorate(struct_type, 2, spv::Decoration::Offset, 8U);
MemberDecorate(struct_type, 3, spv::Decoration::Offset, 24U);
MemberDecorate(struct_type, 4, spv::Decoration::Offset, 40U);
MemberDecorate(struct_type, 5, spv::Decoration::Offset, 56U);
MemberDecorate(struct_type, 6, spv::Decoration::Offset, 72U);
MemberDecorate(struct_type, 7, spv::Decoration::Offset, 88U);
push_data_block = DefineVar(struct_type, spv::StorageClass::PushConstant);
Name(push_data_block, "push_data");
interfaces.push_back(push_data_block);

6
src/shader_recompiler/info.h
View file

@ -88,18 +88,19 @@ using SamplerResourceList = boost::container::small_vector<SamplerResource, 16>;
struct PushData {
static constexpr u32 BufOffsetIndex = 2;
static constexpr u32 UdRegsIndex = 4;
static constexpr u32 MaxUdRegs = 8;
u32 step0;
u32 step1;
std::array<u8, 32> buf_offsets;
std::array<u32, MaxUdRegs> ud_regs;
std::array<u32, NumUserDataRegs> ud_regs;
void AddOffset(u32 binding, u32 offset) {
ASSERT(offset < 256 && binding < buf_offsets.size());
buf_offsets[binding] = offset;
}
};
static_assert(sizeof(PushData) <= 128,
"PushData size is greater than minimum size guaranteed by Vulkan spec");
/**
* Contains general information generated by the shader recompiler for an input program.
@ -216,6 +217,7 @@ struct Info {
u32 mask = ud_mask.mask;
while (mask) {
const u32 index = std::countr_zero(mask);
ASSERT(bnd.user_data < NumUserDataRegs && index < NumUserDataRegs);
mask &= ~(1U << index);
push.ud_regs[bnd.user_data++] = user_data[index];
}