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gpu: store large compute shared memory in device buffers

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This commit is contained in:
nmzik
2026-10-04 22:07:07 +04:00
parent 0ee8800905
commit b0bbaef1eb
17 changed files with 269 additions and 69 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterProgram.cpp
+11
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@@ -752,6 +752,17 @@ void EmitProgram(EmitterState& state) {
state.builder.AddFunction(spv::OpStore, state.pixel_valid_mask_variable,
ConstantU32(state, 1));
}
if (state.lds_storage_class == spv::StorageClassStorageBuffer && state.lds_variable != 0) {
const auto group_x = EmitInputComponentU32(state, IR::StageInputKind::WorkgroupId, 0);
const auto group_y = EmitInputComponentU32(state, IR::StageInputKind::WorkgroupId, 1);
const auto group_z = EmitInputComponentU32(state, IR::StageInputKind::WorkgroupId, 2);
const auto count_x = EmitInputComponentU32(state, IR::StageInputKind::NumWorkgroups, 0);
const auto count_y = EmitInputComponentU32(state, IR::StageInputKind::NumWorkgroups, 1);
const auto row = EmitAddU32(state, group_y, EmitBinaryU32(state, spv::OpIMul, group_z, count_y));
const auto index = EmitAddU32(state, group_x, EmitBinaryU32(state, spv::OpIMul, row, count_x));
state.lds_base_dwords = EmitBinaryU32(state, spv::OpIMul, index,
ConstantU32(state, LdsDwordCount(state)));
}
EmitMemoryOffsets(state);
if (program.blocks.empty()) {
EmitReturn(ctx);