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Implement RDNA2 per-invocation scratch memory

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This commit is contained in:
Senaxx
2026-08-19 17:32:55 +02:00
committed by nmzik
parent 2db0b3cfa7
commit 56a15c2036
20 changed files with 184 additions and 53 deletions
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src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+4 -5
View File
@@ -679,11 +679,10 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
} else {
if (!runtime.flat_memory_base.has_value()) {
if (error != nullptr) {
*error =
fmt::format("unbased {} address at pc 0x{:08x} requires runtime "
"guest-address translation",
address.kind == ResourceKind::Flat ? "FLAT" : "global/scratch",
address.first_use_pc);
*error = fmt::format("unbased {} address at pc 0x{:08x} requires runtime "
"guest-address translation",
address.kind == ResourceKind::Flat ? "FLAT" : "global",
address.first_use_pc);
}
return false;
}
src/graphics/shader/recompiler/ir/passes/ResourceTracking.cpp
+12
View File
@@ -764,6 +764,18 @@ private:
if (!IsAddressResourceKind(memory.kind)) {
return Fail(flags.pc, error, "address operation has invalid resource kind");
}
if (memory.kind == ResourceKind::Scratch) {
handle = inst.Arg(0).Resolve().TryInstruction();
if (handle == nullptr || handle->GetOpcode() != ValueOpcode::GetScratchResource ||
handle->NumArgs() != 0) {
return Fail(flags.pc, error, "scratch operation requires GetScratchResource");
}
if (m_program.scratch_dwords == 0) {
return Fail(flags.pc, error,
"scratch operation requires a nonzero AGC per-thread size");
}
return true;
}
bool unbased = false;
if (!GetAddressHandle(inst, inst.Arg(0), flags.pc, handle, source, unbased, error)) {
return false;