231 lines
7.1 KiB
MLIR
231 lines
7.1 KiB
MLIR
// RUN: mlir-opt \
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// RUN: -test-strict-pattern-driver="strictness=AnyOp" \
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// RUN: --split-input-file %s | FileCheck %s --check-prefix=CHECK-AN
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// RUN: mlir-opt \
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// RUN: -test-strict-pattern-driver="strictness=ExistingAndNewOps" \
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// RUN: --split-input-file %s | FileCheck %s --check-prefix=CHECK-EN
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// RUN: mlir-opt \
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// RUN: -test-strict-pattern-driver="strictness=ExistingOps" \
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// RUN: --split-input-file %s | FileCheck %s --check-prefix=CHECK-EX
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// CHECK-EN-LABEL: func @test_erase
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// CHECK-EN-SAME: pattern_driver_all_erased = true, pattern_driver_changed = true}
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// CHECK-EN: "test.arg0"
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// CHECK-EN: "test.arg1"
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// CHECK-EN-NOT: "test.erase_op"
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func.func @test_erase() {
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%0 = "test.arg0"() : () -> (i32)
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%1 = "test.arg1"() : () -> (i32)
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%erase = "test.erase_op"(%0, %1) : (i32, i32) -> (i32)
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return
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}
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// -----
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// CHECK-EN-LABEL: func @test_insert_same_op
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// CHECK-EN-SAME: {pattern_driver_all_erased = false, pattern_driver_changed = true}
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// CHECK-EN: "test.insert_same_op"() {skip = true}
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// CHECK-EN: "test.insert_same_op"() {skip = true}
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func.func @test_insert_same_op() {
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%0 = "test.insert_same_op"() : () -> (i32)
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return
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}
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// -----
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// CHECK-EN-LABEL: func @test_replace_with_new_op
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// CHECK-EN-SAME: {pattern_driver_all_erased = true, pattern_driver_changed = true}
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// CHECK-EN: %[[n:.*]] = "test.new_op"
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// CHECK-EN: "test.dummy_user"(%[[n]])
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// CHECK-EN: "test.dummy_user"(%[[n]])
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func.func @test_replace_with_new_op() {
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%0 = "test.replace_with_new_op"() : () -> (i32)
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%1 = "test.dummy_user"(%0) : (i32) -> (i32)
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%2 = "test.dummy_user"(%0) : (i32) -> (i32)
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return
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}
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// -----
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// CHECK-EN-LABEL: func @test_replace_with_erase_op
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// CHECK-EN-SAME: {pattern_driver_all_erased = true, pattern_driver_changed = true}
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// CHECK-EN-NOT: "test.replace_with_new_op"
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// CHECK-EN-NOT: "test.erase_op"
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// CHECK-EX-LABEL: func @test_replace_with_erase_op
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// CHECK-EX-SAME: {pattern_driver_all_erased = true, pattern_driver_changed = true}
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// CHECK-EX-NOT: "test.replace_with_new_op"
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// CHECK-EX: "test.erase_op"
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func.func @test_replace_with_erase_op() {
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"test.replace_with_new_op"() {create_erase_op} : () -> ()
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return
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}
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// -----
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// CHECK-AN-LABEL: func @test_trigger_rewrite_through_block
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// CHECK-AN: "test.change_block_op"()[^[[BB0:.*]], ^[[BB0]]]
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// CHECK-AN: return
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// CHECK-AN: ^[[BB1:[^:]*]]:
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// CHECK-AN: "test.implicit_change_op"()[^[[BB1]]]
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func.func @test_trigger_rewrite_through_block() {
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return
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^bb1:
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// Uses bb1. ChangeBlockOp replaces that and all other usages of bb1 with bb2.
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"test.change_block_op"() [^bb1, ^bb2] : () -> ()
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^bb2:
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return
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^bb3:
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// Also uses bb1. ChangeBlockOp replaces that usage with bb2. This triggers
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// this op being put on the worklist, which triggers ImplicitChangeOp, which,
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// in turn, replaces the successor with bb3.
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"test.implicit_change_op"() [^bb1] : () -> ()
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}
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// -----
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// CHECK-AN: notifyOperationRemoved: test.foo_b
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// CHECK-AN: notifyOperationRemoved: test.foo_a
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// CHECK-AN: notifyOperationRemoved: test.graph_region
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// CHECK-AN: notifyOperationRemoved: test.erase_op
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// CHECK-AN-LABEL: func @test_remove_graph_region()
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// CHECK-AN-NEXT: return
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func.func @test_remove_graph_region() {
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"test.erase_op"() ({
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test.graph_region {
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%0 = "test.foo_a"(%1) : (i1) -> (i1)
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%1 = "test.foo_b"(%0) : (i1) -> (i1)
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}
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}) : () -> ()
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return
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}
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// -----
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.bar
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.foo
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.dummy_op
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// CHECK-AN: notifyOperationRemoved: test.erase_op
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// CHECK-AN-LABEL: func @test_remove_cyclic_blocks()
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// CHECK-AN-NEXT: return
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func.func @test_remove_cyclic_blocks() {
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"test.erase_op"() ({
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%x = "test.dummy_op"() : () -> (i1)
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cf.br ^bb1(%x: i1)
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^bb1(%arg0: i1):
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"test.foo"(%x) : (i1) -> ()
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cf.br ^bb2(%arg0: i1)
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^bb2(%arg1: i1):
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"test.bar"(%x) : (i1) -> ()
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cf.br ^bb1(%arg1: i1)
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}) : () -> ()
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return
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}
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// -----
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// CHECK-AN: notifyOperationRemoved: test.dummy_op
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// CHECK-AN: notifyOperationRemoved: test.bar
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// CHECK-AN: notifyOperationRemoved: test.qux
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// CHECK-AN: notifyOperationRemoved: test.qux_unreachable
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// CHECK-AN: notifyOperationRemoved: test.nested_dummy
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.foo
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// CHECK-AN: notifyOperationRemoved: test.erase_op
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// CHECK-AN-LABEL: func @test_remove_dead_blocks()
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// CHECK-AN-NEXT: return
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func.func @test_remove_dead_blocks() {
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"test.erase_op"() ({
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"test.dummy_op"() : () -> (i1)
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// The following blocks are not reachable. Still, ^bb2 should be deleted
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// befire ^bb1.
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^bb1(%arg0: i1):
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"test.foo"() : () -> ()
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cf.br ^bb2(%arg0: i1)
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^bb2(%arg1: i1):
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"test.nested_dummy"() ({
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"test.qux"() : () -> ()
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// The following block is unreachable.
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^bb3:
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"test.qux_unreachable"() : () -> ()
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}) : () -> ()
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"test.bar"() : () -> ()
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}) : () -> ()
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return
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}
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// -----
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// test.nested_* must be deleted before test.foo.
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// test.bar must be deleted before test.foo.
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.bar
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.nested_b
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// CHECK-AN: notifyOperationRemoved: test.nested_a
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// CHECK-AN: notifyOperationRemoved: test.nested_d
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.nested_e
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.nested_c
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// CHECK-AN: notifyOperationRemoved: test.foo
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.dummy_op
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// CHECK-AN: notifyOperationRemoved: test.erase_op
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// CHECK-AN-LABEL: func @test_remove_nested_ops()
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// CHECK-AN-NEXT: return
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func.func @test_remove_nested_ops() {
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"test.erase_op"() ({
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%x = "test.dummy_op"() : () -> (i1)
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cf.br ^bb1(%x: i1)
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^bb1(%arg0: i1):
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"test.foo"() ({
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"test.nested_a"() : () -> ()
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"test.nested_b"() : () -> ()
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^dead1:
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"test.nested_c"() : () -> ()
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cf.br ^dead3
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^dead2:
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"test.nested_d"() : () -> ()
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^dead3:
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"test.nested_e"() : () -> ()
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cf.br ^dead2
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}) : () -> ()
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cf.br ^bb2(%arg0: i1)
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^bb2(%arg1: i1):
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"test.bar"(%x) : (i1) -> ()
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cf.br ^bb1(%arg1: i1)
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}) : () -> ()
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return
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}
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// -----
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// CHECK-AN: notifyOperationRemoved: test.qux
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.foo
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// CHECK-AN: notifyOperationRemoved: cf.br
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// CHECK-AN: notifyOperationRemoved: test.bar
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// CHECK-AN: notifyOperationRemoved: cf.cond_br
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// CHECK-AN-LABEL: func @test_remove_diamond(
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// CHECK-AN-NEXT: return
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func.func @test_remove_diamond(%c: i1) {
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"test.erase_op"() ({
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cf.cond_br %c, ^bb1, ^bb2
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^bb1:
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"test.foo"() : () -> ()
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cf.br ^bb3
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^bb2:
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"test.bar"() : () -> ()
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cf.br ^bb3
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^bb3:
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"test.qux"() : () -> ()
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}) : () -> ()
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return
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}
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