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support DenseResourceElementsAttr in memref'ed lattigo emitter #2999

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support DenseResourceElementsAttr in memref'ed lattigo emitter #2999

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5 changes: 5 additions & 0 deletions lib/Target/Lattigo/LattigoEmitter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1112,6 +1112,11 @@ LogicalResult LattigoEmitter::printOperation(memref::GlobalOp op) {
return op.emitError("memref.global must have an initial value");
}

if (auto resourceAttr = dyn_cast<DenseResourceElementsAttr>(initAttr)) {
initAttr = DenseElementsAttr::getFromRawBuffer(resourceAttr.getType(),
resourceAttr.getData());
}

if (auto denseAttr = dyn_cast<DenseElementsAttr>(initAttr)) {
if (denseAttr.isSplat()) {
imports.insert(std::string(kSlicesImport));
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13 changes: 11 additions & 2 deletions tests/Emitter/Lattigo/memref.mlir
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Expand Up @@ -4,6 +4,9 @@ module attributes {backend.lattigo, scheme.ckks} {

memref.global "private" constant @__constant_1024xf32 : memref<1024xf32> = dense<1.000000e+00>

// CHECK: var __constant_4xi32 = []int32{1, 2, 3, 4}
memref.global "private" constant @__constant_4xi32 : memref<4xi32> = dense_resource<weights>

// CHECK: func test_memref(_ []float32) ([]float32, int64) {
func.func @test_memref(%arg0: memref<1024xf32>) -> (memref<1024xf32>, index) {
%c0 = arith.constant 0 : index
Expand Down Expand Up @@ -48,6 +51,12 @@ func.func @test_shape(%arg0: memref<1024xf32>) -> memref<1024xf32> {
return %collapse : memref<1024xf32>
}



}

{-#
dialect_resources: {
builtin: {
weights: "0x4000000001000000020000000300000004000000"
}
}
#-}
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