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[mlir][dataflow] Add arguemnt print for test-liveness-analysis #169625

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Merged
merged 3 commits into from
Nov 27, 2025
Merged

[mlir][dataflow] Add arguemnt print for test-liveness-analysis #169625

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27ccbea
add arguemnt print for test-liveness-analysis.
linuxlonelyeagle Nov 26, 2025
dab38a4
Update mlir/test/lib/Analysis/DataFlow/TestLivenessAnalysis.cpp
linuxlonelyeagle Nov 26, 2025
8ee443c
add print region index.
linuxlonelyeagle Nov 26, 2025
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14 changes: 13 additions & 1 deletion mlir/test/Analysis/DataFlow/test-liveness-analysis.mlir
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Original file line number Diff line number Diff line change
Expand Up @@ -184,6 +184,18 @@ func.func private @private0(%0 : i32) -> i32 {
// CHECK-NEXT: result #0: live
// CHECK-LABEL: test_tag: y:
// CHECK-NEXT: result #0: not live
// CHECK-LABEL: test_tag: for:
// CHECK-NEXT: operand #0: live
// CHECK-NEXT: operand #1: live
// CHECK-NEXT: operand #2: live
// CHECK-NEXT: operand #3: live
// CHECK-NEXT: operand #4: not live
// CHECK-NEXT: result #0: live
// CHECK-NEXT: result #1: not live
// CHECK-NEXT: region: #0:
// CHECK-NEXT: argument: #0: live
// CHECK-NEXT: argument: #1: not live
// CHECK-NEXT: argument: #2: not live
func.func @test_7_type_3(%arg0: memref<i32>) {
%c0 = arith.constant {tag = "zero"} 0 : index
%c10 = arith.constant {tag = "ten"} 10 : index
Expand All @@ -194,7 +206,7 @@ func.func @test_7_type_3(%arg0: memref<i32>) {
%1 = arith.addi %x, %x : i32
%2 = func.call @private0(%1) : (i32) -> i32
scf.yield %2, %arg3 : i32, i32
}
} {tag = "for"}
memref.store %0#0, %arg0[] : memref<i32>
return
}
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11 changes: 11 additions & 0 deletions mlir/test/lib/Analysis/DataFlow/TestLivenessAnalysis.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,17 @@ struct TestLivenessAnalysisPass
liveness->print(os);
os << "\n";
}
for (auto [regionIndex, region] : llvm::enumerate(op->getRegions())) {
os << " region: #" << regionIndex << ":\n";
for (auto [argumntIndex, argument] :
llvm::enumerate(region.getArguments())) {
const Liveness *liveness = livenessAnalysis.getLiveness(argument);
assert(liveness && "expected a sparse lattice");
os << " argument: #" << argumntIndex << ": ";
liveness->print(os);
os << "\n";
}
}
});
}
};
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