emit_spirv: fix incorrect use of descriptor index in image atomics

This commit is contained in:
Liam 2023-09-21 23:12:45 -04:00
parent c619199bb4
commit 1e24d02434
2 changed files with 9 additions and 13 deletions

View File

@ -7,15 +7,12 @@
namespace Shader::Backend::SPIRV {
namespace {
Id Image(EmitContext& ctx, const IR::Value& index, IR::TextureInstInfo info) {
if (!index.IsImmediate()) {
throw NotImplementedException("Indirect image indexing");
}
Id Image(EmitContext& ctx, IR::TextureInstInfo info) {
if (info.type == TextureType::Buffer) {
const ImageBufferDefinition def{ctx.image_buffers.at(index.U32())};
const ImageBufferDefinition def{ctx.image_buffers.at(info.descriptor_index)};
return def.id;
} else {
const ImageDefinition def{ctx.images.at(index.U32())};
const ImageDefinition def{ctx.images.at(info.descriptor_index)};
return def.id;
}
}
@ -28,8 +25,12 @@ std::pair<Id, Id> AtomicArgs(EmitContext& ctx) {
Id ImageAtomicU32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id value,
Id (Sirit::Module::*atomic_func)(Id, Id, Id, Id, Id)) {
if (!index.IsImmediate() || index.U32() != 0) {
// TODO: handle layers
throw NotImplementedException("Image indexing");
}
const auto info{inst->Flags<IR::TextureInstInfo>()};
const Id image{Image(ctx, index, info)};
const Id image{Image(ctx, info)};
const Id pointer{ctx.OpImageTexelPointer(ctx.image_u32, image, coords, ctx.Const(0U))};
const auto [scope, semantics]{AtomicArgs(ctx)};
return (ctx.*atomic_func)(ctx.U32[1], pointer, scope, semantics, value);

View File

@ -74,11 +74,6 @@ spv::ImageFormat GetImageFormat(ImageFormat format) {
throw InvalidArgument("Invalid image format {}", format);
}
spv::ImageFormat GetImageFormatForBuffer(ImageFormat format) {
const auto spv_format = GetImageFormat(format);
return spv_format == spv::ImageFormat::Unknown ? spv::ImageFormat::R32ui : spv_format;
}
Id ImageType(EmitContext& ctx, const ImageDescriptor& desc) {
const spv::ImageFormat format{GetImageFormat(desc.format)};
const Id type{ctx.U32[1]};
@ -1275,7 +1270,7 @@ void EmitContext::DefineImageBuffers(const Info& info, u32& binding) {
if (desc.count != 1) {
throw NotImplementedException("Array of image buffers");
}
const spv::ImageFormat format{GetImageFormatForBuffer(desc.format)};
const spv::ImageFormat format{GetImageFormat(desc.format)};
const Id image_type{TypeImage(U32[1], spv::Dim::Buffer, false, false, false, 2, format)};
const Id pointer_type{TypePointer(spv::StorageClass::UniformConstant, image_type)};
const Id id{AddGlobalVariable(pointer_type, spv::StorageClass::UniformConstant)};