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// RUN: mlir-opt \
// RUN: -test-strict-pattern-driver="strictness=AnyOp" \
// RUN: --split-input-file %s | FileCheck %s --check-prefix=CHECK-AN
// RUN: mlir-opt \
// RUN: -test-strict-pattern-driver="strictness=ExistingAndNewOps" \
// RUN: --split-input-file %s | FileCheck %s --check-prefix=CHECK-EN
// RUN: mlir-opt \
// RUN: -test-strict-pattern-driver="strictness=ExistingOps" \
// RUN: --split-input-file %s | FileCheck %s --check-prefix=CHECK-EX
// CHECK-EN-LABEL: func @test_erase
// CHECK-EN-SAME: pattern_driver_all_erased = true, pattern_driver_changed = true}
// CHECK-EN: test.arg0
// CHECK-EN: test.arg1
// CHECK-EN-NOT: test.erase_op
func.func @test_erase() {
%0 = "test.arg0"() : () -> (i32)
%1 = "test.arg1"() : () -> (i32)
%erase = "test.erase_op"(%0, %1) : (i32, i32) -> (i32)
return
}
// -----
// CHECK-EN-LABEL: func @test_insert_same_op
// CHECK-EN-SAME: {pattern_driver_all_erased = false, pattern_driver_changed = true}
// CHECK-EN: "test.insert_same_op"() {skip = true}
// CHECK-EN: "test.insert_same_op"() {skip = true}
func.func @test_insert_same_op() {
%0 = "test.insert_same_op"() : () -> (i32)
return
}
// -----
// CHECK-EN-LABEL: func @test_replace_with_new_op
// CHECK-EN-SAME: {pattern_driver_all_erased = true, pattern_driver_changed = true}
// CHECK-EN: %[[n:.*]] = "test.new_op"
// CHECK-EN: "test.dummy_user"(%[[n]])
// CHECK-EN: "test.dummy_user"(%[[n]])
func.func @test_replace_with_new_op() {
%0 = "test.replace_with_new_op"() : () -> (i32)
%1 = "test.dummy_user"(%0) : (i32) -> (i32)
%2 = "test.dummy_user"(%0) : (i32) -> (i32)
return
}
// -----
// CHECK-EN-LABEL: func @test_replace_with_erase_op
// CHECK-EN-SAME: {pattern_driver_all_erased = true, pattern_driver_changed = true}
// CHECK-EN-NOT: test.replace_with_new_op
// CHECK-EN-NOT: test.erase_op
// CHECK-EX-LABEL: func @test_replace_with_erase_op
// CHECK-EX-SAME: {pattern_driver_all_erased = true, pattern_driver_changed = true}
// CHECK-EX-NOT: test.replace_with_new_op
// CHECK-EX: test.erase_op
func.func @test_replace_with_erase_op() {
"test.replace_with_new_op"() {create_erase_op} : () -> ()
return
}
// -----
// CHECK-AN-LABEL: func @test_trigger_rewrite_through_block
// CHECK-AN: "test.change_block_op"()[^[[BB0:.*]], ^[[BB0]]]
// CHECK-AN: return
// CHECK-AN: ^[[BB1:[^:]*]]:
// CHECK-AN: "test.implicit_change_op"()[^[[BB1]]]
func.func @test_trigger_rewrite_through_block() {
return
^bb1:
// Uses bb1. ChangeBlockOp replaces that and all other usages of bb1 with bb2.
"test.change_block_op"() [^bb1, ^bb2] : () -> ()
^bb2:
return
^bb3:
// Also uses bb1. ChangeBlockOp replaces that usage with bb2. This triggers
// this op being put on the worklist, which triggers ImplicitChangeOp, which,
// in turn, replaces the successor with bb3.
"test.implicit_change_op"() [^bb1] : () -> ()
}
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