| // RUN: mlir-opt %s -pass-pipeline='builtin.module(func.func(canonicalize{test-convergence}))' -split-input-file -mlir-print-debuginfo | FileCheck %s | |
| // CHECK-LABEL: func @merge_constants | |
| func.func @merge_constants() -> (index, index, index, index) { | |
| // CHECK-NEXT: arith.constant 42 : index loc(#[[UnknownLoc:.*]]) | |
| %0 = arith.constant 42 : index loc("merge_constants":0:0) | |
| %1 = arith.constant 42 : index loc("merge_constants":1:0) | |
| %2 = arith.constant 42 : index loc("merge_constants":2:0) | |
| %3 = arith.constant 42 : index loc("merge_constants":2:0) | |
| return %0, %1, %2, %3 : index, index, index, index | |
| } | |
| // CHECK: #[[UnknownLoc]] = loc(unknown) | |
| // ----- | |
| // CHECK-LABEL: func @simple_hoist | |
| func.func @simple_hoist(%arg0: memref<8xi32>) -> i32 { | |
| // CHECK: arith.constant 88 : i32 loc(#[[ConstLoc2:.*]]) | |
| // CHECK: arith.constant 42 : i32 loc(#[[ConstLoc0:.*]]) | |
| // CHECK: arith.constant 0 : index loc(#[[ConstLoc1:.*]]) | |
| %0 = arith.constant 42 : i32 loc("simple_hoist":0:0) | |
| %1 = arith.constant 0 : index loc("simple_hoist":1:0) | |
| memref.store %0, %arg0[%1] : memref<8xi32> | |
| %2 = arith.constant 88 : i32 loc("simple_hoist":2:0) | |
| return %2 : i32 | |
| } | |
| // CHECK-DAG: #[[ConstLoc0]] = loc("simple_hoist":0:0) | |
| // CHECK-DAG: #[[ConstLoc1]] = loc("simple_hoist":1:0) | |
| // CHECK-DAG: #[[ConstLoc2]] = loc("simple_hoist":2:0) | |
| // ----- | |
| // CHECK-LABEL: func @hoist_and_merge | |
| func.func @hoist_and_merge(%arg0: memref<8xi32>) { | |
| // CHECK-NEXT: arith.constant 42 : i32 loc(#[[UnknownLoc:.*]]) | |
| affine.for %arg1 = 0 to 8 { | |
| %0 = arith.constant 42 : i32 loc("hoist_and_merge":0:0) | |
| %1 = arith.constant 42 : i32 loc("hoist_and_merge":1:0) | |
| memref.store %0, %arg0[%arg1] : memref<8xi32> | |
| memref.store %1, %arg0[%arg1] : memref<8xi32> | |
| } | |
| return | |
| } loc("hoist_and_merge":2:0) | |
| // CHECK: #[[UnknownLoc]] = loc(unknown) |