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shader: honor RDNA2 128-bit image descriptors

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This commit is contained in:
nmzik
2026-08-20 21:57:10 +02:00
parent bc5709e1bd
commit 0966938dc8
13 changed files with 122 additions and 37 deletions
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src/graphics/shader/recompiler/frontend/decode/ImageOps.cpp
+2
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@@ -309,6 +309,7 @@ void DecodeMimg(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
const uint32_t vaddr = word1 & 0xffu;
const uint32_t srsrc = (word1 >> 16u) & 0x1fu;
const uint32_t ssamp = (word1 >> 21u) & 0x1fu;
const bool r128 = ((word0 >> 15u) & 0x1u) != 0u;
const bool a16 = ((word1 >> 30u) & 0x1u) != 0u;
const bool d16 = ((word1 >> 31u) & 0x1u) != 0u;
const auto* sample = LookupSample(opcode);
@@ -332,6 +333,7 @@ void DecodeMimg(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
inst.image_sample_flags |= ImageSampleFlagA16;
}
inst.image_dimension = dimension;
inst.image_r128 = r128;
inst.image_nsa_dwords = nsa_dwords;
for (uint32_t i = 0; i < nsa_dwords * 4u; i++) {
inst.image_nsa_addr[i] = (code[word_index + 2u + i / 4u] >> ((i % 4u) * 8u)) & 0xffu;
src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.cpp
+3
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@@ -157,6 +157,9 @@ std::string FormatMimg(const Instruction& inst) {
if (inst.data_bits == 16u) {
text += " d16=1";
}
if (inst.image_r128) {
text += " r128=1";
}
switch (inst.opcode) {
case Opcode::IMAGE_SAMPLE:
case Opcode::IMAGE_GATHER4_LZ:
src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.h
+1
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@@ -667,6 +667,7 @@ struct Instruction {
bool slc = false;
bool idxen = false;
bool offen = false;
bool image_r128 = false;
int32_t branch_offset = 0;
uint32_t branch_target = 0;
struct {
src/graphics/shader/recompiler/frontend/translate/Memory.cpp
+6 -4
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@@ -52,11 +52,13 @@ IR::Value Translator::GetScalarAddressResource(uint32_t base) {
}
IR::Value Translator::GetImageResource(const IR::MemoryInfo& memory) {
const auto dword = [&](uint32_t index) {
return memory.image_r128 && index >= 4u ? IR::U32(IR::Value(0u))
: GetResourceDword(memory.resource, index);
};
return ir.Emit(IR::ValueOpcode::GetImageResource,
{GetResourceDword(memory.resource, 0), GetResourceDword(memory.resource, 1),
GetResourceDword(memory.resource, 2), GetResourceDword(memory.resource, 3),
GetResourceDword(memory.resource, 4), GetResourceDword(memory.resource, 5),
GetResourceDword(memory.resource, 6), GetResourceDword(memory.resource, 7)});
{dword(0), dword(1), dword(2), dword(3), dword(4), dword(5), dword(6),
dword(7)});
}
IR::Value Translator::GetSamplerResource(const IR::MemoryInfo& memory) {
src/graphics/shader/recompiler/ir/ShaderIR.cpp
+1
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@@ -232,6 +232,7 @@ MemoryInfo MemoryInfoFromDecoded(const Decoder::Instruction& decoded, ResourceKi
mem.formatted = decoded.formatted;
mem.image_has_mip = decoded.opcode == Decoder::Opcode::IMAGE_LOAD_MIP ||
decoded.opcode == Decoder::Opcode::IMAGE_STORE_MIP;
mem.image_r128 = decoded.image_r128;
mem.glc = decoded.glc;
mem.slc = decoded.slc;
mem.idxen = decoded.idxen;
src/graphics/shader/recompiler/ir/ShaderIR.h
+2
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@@ -119,6 +119,7 @@ struct MemoryInfo {
bool formatted = false;
bool image_has_mip = false;
bool image_cube = false;
bool image_r128 = false;
bool glc = false;
bool slc = false;
bool idxen = false;
@@ -226,6 +227,7 @@ struct ImageResource {
bool atomic = false;
bool depth_compare = false;
bool cube = false;
bool r128 = false;
uint32_t indirect_root = NoIndirectImage;
uint32_t indirect_mapping_offset = 0;
uint32_t indirect_mapping_capacity = 0;
src/graphics/shader/recompiler/ir/ShaderIRLog.cpp
+2 -2
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@@ -98,14 +98,14 @@ std::string MemoryInfoToString(const MemoryInfo& mem) {
" ; {} resource={} sampler={} offset={} offset2={} dmask=0x{:x} data_dwords={} "
"data_bits={} component={}/{} dfmt={} nfmt={} signed={} typed={} formatted={} segment={} "
"glc={} slc={} idxen={} offen={} image_flags=0x{:x} image_dim={} image_addr={} "
"image_mip={}",
"image_mip={} image_r128={}",
ResourceKindToString(mem.kind).c_str(), mem.resource, mem.sampler, mem.offset,
mem.secondary_offset, mem.dmask, mem.data_dwords, mem.data_bits, mem.component_index,
mem.component_count, mem.data_format, mem.number_format, mem.data_signed ? 1u : 0u,
mem.typed ? 1u : 0u, mem.formatted ? 1u : 0u, mem.memory_segment, mem.glc ? 1u : 0u,
mem.slc ? 1u : 0u, mem.idxen ? 1u : 0u, mem.offen ? 1u : 0u, mem.image_sample_flags,
Decoder::ImageDimensionToString(mem.image_dimension), mem.image_address_components,
mem.image_has_mip ? 1u : 0u);
mem.image_has_mip ? 1u : 0u, mem.image_r128 ? 1u : 0u);
if (mem.image_nsa_dwords != 0) {
text += fmt::format(" image_nsa_dwords={} image_nsa_addr=", mem.image_nsa_dwords);
const auto count =
src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+8 -3
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@@ -52,18 +52,23 @@ bool NullImageDescriptor(const DescriptorValue& descriptor) {
return descriptor.dwords[0] == 0 && (descriptor.dwords[1] & 0xffu) == 0;
}
bool ValidImageDescriptor(const DescriptorValue& descriptor) {
bool ValidImageDescriptor(const DescriptorValue& descriptor, bool r128 = false) {
const auto type = static_cast<Prospero::ImageType>((descriptor.dwords[3] >> 28u) & 0xfu);
const auto format = static_cast<Prospero::BufferFormat>((descriptor.dwords[1] >> 20u) & 0x1ffu);
if (type < Prospero::ImageType::kColor1D || format == Prospero::BufferFormat::kInvalid) {
return false;
}
if (r128 && type != Prospero::ImageType::kColor1D &&
type != Prospero::ImageType::kColor2D && type != Prospero::ImageType::kColor2DMsaa) {
return false;
}
if (type == Prospero::ImageType::kColor2DMsaa ||
type == Prospero::ImageType::kColor2DMsaaArray) {
const auto base_level = (descriptor.dwords[3] >> 12u) & 0xfu;
const auto fragments = (descriptor.dwords[3] >> 16u) & 0xfu;
const auto max_mip = (descriptor.dwords[5] >> 4u) & 0xfu;
return base_level == 0 && fragments >= 1 && fragments <= 3 && max_mip == fragments;
return base_level == 0 && fragments >= 1 && fragments <= 3 &&
(r128 || max_mip == fragments);
}
return true;
}
@@ -644,7 +649,7 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
}
} else {
auto descriptor = *cursor++;
if (!ValidImageDescriptor(descriptor)) {
if (!ValidImageDescriptor(descriptor, image.r128)) {
descriptor.dwords.fill(0);
}
next.images[image_index] = descriptor;
src/graphics/shader/recompiler/ir/passes/ResourceTracking.cpp
+2 -1
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@@ -652,7 +652,7 @@ private:
auto& image = m_info.images[i];
if (image.source == source && image.kind == memory.kind &&
image.dimension == memory.image_dimension && image.mip_mode == mip &&
image.depth_compare == depth) {
image.depth_compare == depth && image.r128 == memory.image_r128) {
Merge(image, op, pc);
return i;
}
@@ -667,6 +667,7 @@ private:
image.dimension = memory.image_dimension;
image.mip_mode = mip;
image.depth_compare = depth;
image.r128 = memory.image_r128;
Merge(image, op, pc);
m_info.images.push_back(image);
return static_cast<uint32_t>(m_info.images.size() - 1);