| // 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(#[[UnknownLoc:.*]]) |
| // 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: #[[UnknownLoc]] = loc(unknown) |
| // CHECK-DAG: #[[ConstLoc0]] = loc("simple_hoist":0:0) |
| // CHECK-DAG: #[[ConstLoc1]] = loc("simple_hoist":1:0) |
| |
| // ----- |
| |
| // 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) |
