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// RUN: mlir-opt -test-generic-ir-visitors -allow-unregistered-dialect -split-input-file %s | FileCheck %s
// RUN: mlir-opt -test-generic-ir-visitors-interrupt -allow-unregistered-dialect -split-input-file %s | FileCheck %s
// Verify the different configurations of generic IR visitors.
func.func @structured_cfg() {
%c0 = arith.constant 0 : index
%c1 = arith.constant 1 : index
%c10 = arith.constant 10 : index
scf.for %i = %c1 to %c10 step %c1 {
%cond = "use0"(%i) : (index) -> (i1)
scf.if %cond {
"use1"(%i) : (index) -> ()
} else {
"use2"(%i) : (index) -> ()
}
"use3"(%i) : (index) -> ()
}
return
}
// CHECK: step 0 op 'builtin.module' before all regions
// CHECK: step 1 op 'func.func' before all regions
// CHECK: step 2 op 'arith.constant' before all regions
// CHECK: step 3 op 'arith.constant' before all regions
// CHECK: step 4 op 'arith.constant' before all regions
// CHECK: step 5 op 'scf.for' before all regions
// CHECK: step 6 op 'use0' before all regions
// CHECK: step 7 op 'scf.if' before all regions
// CHECK: step 8 op 'use1' before all regions
// CHECK: step 9 op 'scf.yield' before all regions
// CHECK: step 10 op 'scf.if' before region #1
// CHECK: step 11 op 'use2' before all regions
// CHECK: step 12 op 'scf.yield' before all regions
// CHECK: step 13 op 'scf.if' after all regions
// CHECK: step 14 op 'use3' before all regions
// CHECK: step 15 op 'scf.yield' before all regions
// CHECK: step 16 op 'scf.for' after all regions
// CHECK: step 17 op 'func.return' before all regions
// CHECK: step 18 op 'func.func' after all regions
// CHECK: step 19 op 'builtin.module' after all regions
// -----
// Test the specific operation type visitor.
func.func @correct_number_of_regions() {
%c0 = arith.constant 0 : index
%c1 = arith.constant 1 : index
%c10 = arith.constant 10 : index
scf.for %i = %c1 to %c10 step %c1 {
"test.two_region_op"()(
{"work"() : () -> ()},
{"work"() : () -> ()}
) : () -> ()
}
return
}
// CHECK: step 0 op 'builtin.module' before all regions
// CHECK: step 15 op 'builtin.module' after all regions
// CHECK: step 16 op 'test.two_region_op' before all regions
// CHECK: step 17 op 'test.two_region_op' before region #1
// CHECK: step 18 op 'test.two_region_op' after all regions
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