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Implement RDNA2 64-bit image atomic maximum

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Co-authored-by: shadowbeat070 <70843316+shadowbeat070@users.noreply.github.com>
This commit is contained in:
BlackCAT
2026-10-03 06:08:05 +04:00
committed by nmzik
parent e6cb880adb
commit ef4c5baf3a
19 changed files with 244 additions and 57 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterImage.cpp
+6 -2
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@@ -865,10 +865,14 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
}
if (image_info.access == IR::ImageAccess::Atomic) {
const auto dimension = image.dimension;
ctx.Define(inst, EmitValueOrZeroIfCondition(state, ctx.Arg(inst, inst.NumArgs() - 1), [&]() {
const auto result_type = TypeId(state, inst.GetType());
const auto zero = image.atomic64 ? ConstantU64(state, 0) : ConstantU32(state, 0);
ctx.Define(inst, EmitValueOrDefaultIfCondition(
state, ctx.Arg(inst, inst.NumArgs() - 1), result_type, zero, [&]() {
const auto pointer = state.builder.AllocateId();
const auto pointer_type = state.builder.Type(
spv::OpTypePointer, spv::StorageClassImage, TypeU32(state));
spv::OpTypePointer, spv::StorageClassImage,
image.atomic64 ? TypeScalarU64(state) : TypeU32(state));
state.builder.AddFunction(spv::OpImageTexelPointer, pointer_type, pointer,
StorageImageDescriptorPointer(state, mem.resource),
CoordU32(ctx, mem, *address, dimension),