mirror of https://github.com/llvm/torch-mlir
95 lines
3.1 KiB
MLIR
95 lines
3.1 KiB
MLIR
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// RUN: torch-mlir-opt -torch-inline-global-slots -split-input-file %s | FileCheck %s
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// Safety analysis aspect of the pass.
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// -----
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// Test case: Public slots cannot be inlined.
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// Test case: Set slots cannot be inlined.
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// CHECK: torch.global_slot @public : !torch.int
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// CHECK: torch.global_slot "private" @set : !torch.int
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torch.global_slot @public : !torch.int
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torch.global_slot "private" @set : !torch.int
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// CHECK-LABEL: torch.global_slot.module_initializer {
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// CHECK: %[[C1:.*]] = torch.constant.int 1
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// CHECK: torch.initialize.global_slots [
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// CHECK: @public(%[[C1]] : !torch.int)
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// CHECK: @set(%[[C1]] : !torch.int)
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// CHECK: ]
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// CHECK: }
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torch.global_slot.module_initializer {
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%0 = torch.constant.int 1
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torch.initialize.global_slots [
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@public(%0 : !torch.int)
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@set(%0 : !torch.int)
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]
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}
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func.func @forward() {
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%0 = torch.constant.int 2
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torch.global_slot.set @set = %0 : !torch.int
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return
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}
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// -----
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// Test case: Propagate safety transitively through ops without HasValueSemantics.
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torch.global_slot "private" @tensor : !torch.tensor
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torch.global_slot "private" @list : !torch.list<tensor>
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// CHECK-LABEL: torch.global_slot.module_initializer {
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// CHECK: torch.initialize.global_slots [
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// CHECK-NEXT ]
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torch.global_slot.module_initializer {
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%0 = torch.tensor.literal(dense<0.0> : tensor<f32>) : !torch.tensor
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%1 = torch.prim.ListConstruct %0 : (!torch.tensor) -> !torch.list<tensor>
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torch.initialize.global_slots [
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@tensor(%0 : !torch.tensor)
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@list(%1 : !torch.list<tensor>)
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]
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}
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func.func @forward() {
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%int0 = torch.constant.int 0
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%0 = torch.global_slot.get @list : !torch.list<tensor>
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%1 = torch.aten.__getitem__.t %0, %int0 : !torch.list<tensor>, !torch.int -> !torch.tensor
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%2 = torch.aten.mul.Tensor %1, %1 : !torch.tensor, !torch.tensor -> !torch.tensor
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return
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}
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// -----
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// Test case: An unsafe subobject (@tensor) blocks inlining of the containing object (@list).
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// Note that we can check just the initializer -- if we inlined the slot, then
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// we would have eliminated the slot from the initializer.
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// Also, the initializer is verified to match the list of global slots in the
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// module. So it is a nice one-stop-shop.
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torch.global_slot "private" @tensor : !torch.tensor
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torch.global_slot "private" @list : !torch.list<tensor>
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// CHECK-LABEL: torch.global_slot.module_initializer {
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// CHECK: torch.initialize.global_slots [
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// CHECK-NEXT: @tensor(%{{.*}} : !torch.tensor)
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// CHECK-NEXT: @list(%{{.*}} : !torch.list<tensor>)
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// CHECK-NEXT: ]
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torch.global_slot.module_initializer {
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%0 = torch.tensor.literal(dense<0.0> : tensor<f32>) : !torch.tensor
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%1 = torch.prim.ListConstruct %0 : (!torch.tensor) -> !torch.list<tensor>
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torch.initialize.global_slots [
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@tensor(%0 : !torch.tensor)
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@list(%1 : !torch.list<tensor>)
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]
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}
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func.func @forward() {
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%int0 = torch.constant.int 0
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%0 = torch.global_slot.get @list : !torch.list<tensor>
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%tensor = torch.global_slot.get @tensor : !torch.tensor
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torch.aten.relu_ %tensor : !torch.tensor -> !torch.tensor
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return
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}
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