54 lines
1.8 KiB
MLIR
54 lines
1.8 KiB
MLIR
// RUN: mlir-opt %s --split-input-file --verify-diagnostics \
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// RUN: --transform-interpreter
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func.func private @bar()
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func.func @foo() {
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%c0 = arith.constant 0 : index
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%c1 = arith.constant 1 : index
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%c10 = arith.constant 10 : index
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// expected-note @below {{ancestor payload op}}
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scf.for %i = %c0 to %c1 step %c10 {
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// expected-note @below {{descendant payload op}}
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scf.for %j = %c0 to %c1 step %c10 {
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func.call @bar() : () -> ()
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}
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}
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return
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}
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module attributes {transform.with_named_sequence} {
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transform.named_sequence @__transform_main(%arg0: !transform.any_op) {
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%0 = transform.structured.match ops{["scf.for"]} in %arg0 : (!transform.any_op) -> !transform.op<"scf.for">
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%1 = transform.test_reverse_payload_ops %0 : (!transform.op<"scf.for">) -> !transform.op<"scf.for">
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// expected-error @below {{transform operation consumes a handle pointing to an ancestor payload operation before its descendant}}
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// expected-note @below {{the ancestor is likely erased or rewritten before the descendant is accessed, leading to undefined behavior}}
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transform.test_consume_operand_each %1 : !transform.op<"scf.for">
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transform.yield
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}
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}
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// -----
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func.func private @bar()
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func.func @foo() {
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%c0 = arith.constant 0 : index
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%c1 = arith.constant 1 : index
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%c10 = arith.constant 10 : index
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scf.for %i = %c0 to %c1 step %c10 {
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scf.for %j = %c0 to %c1 step %c10 {
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func.call @bar() : () -> ()
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}
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}
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return
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}
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// No error here, processing ancestors before descendants.
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module attributes {transform.with_named_sequence} {
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transform.named_sequence @__transform_main(%arg0: !transform.any_op) {
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%0 = transform.structured.match ops{["scf.for"]} in %arg0 : (!transform.any_op) -> !transform.op<"scf.for">
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transform.test_consume_operand_each %0 : !transform.op<"scf.for">
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transform.yield
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}
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}
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