1 // RUN: mlir-opt %s -split-input-file -test-constant-fold -mlir-print-debuginfo | FileCheck %s
3 // CHECK-LABEL: func @fold_and_merge
4 func.func @fold_and_merge() -> (i32, i32) {
5 // CHECK-NEXT: [[C:%.+]] = arith.constant 6 : i32 loc(#[[UnknownLoc:.*]])
6 %0 = arith.constant 1 : i32 loc("fold_and_merge":0:0)
7 %1 = arith.constant 5 : i32 loc("fold_and_merge":1:0)
8 %2 = arith.addi %0, %1 : i32 loc("fold_and_merge":2:0)
10 %3 = arith.constant 6 : i32 loc("fold_and_merge":3:0)
12 return %2, %3: i32, i32
14 // CHECK: #[[UnknownLoc]] = loc(unknown)
18 // CHECK-LABEL: func @materialize_different_dialect
19 func.func @materialize_different_dialect() -> (f32, f32) {
20 // CHECK: arith.constant 1.{{0*}}e+00 : f32 loc(#[[UnknownLoc:.*]])
21 %0 = arith.constant -1.0 : f32 loc("materialize_different_dialect":0:0)
22 %1 = math.absf %0 : f32 loc("materialize_different_dialect":1:0)
23 %2 = arith.constant 1.0 : f32 loc("materialize_different_dialect":2:0)
25 return %1, %2: f32, f32
27 // CHECK: #[[UnknownLoc]] = loc(unknown)
31 // CHECK-LABEL: func @materialize_in_front
32 func.func @materialize_in_front(%arg0: memref<8xi32>) {
33 // CHECK-NEXT: arith.constant 6 : i32 loc(#[[UnknownLoc:.*]])
34 affine.for %arg1 = 0 to 8 {
35 %1 = arith.constant 1 : i32 loc("materialize_in_front":0:0)
36 %2 = arith.constant 5 : i32 loc("materialize_in_front":1:0)
37 %3 = arith.addi %1, %2 : i32 loc("materialize_in_front":2:0)
38 memref.store %3, %arg0[%arg1] : memref<8xi32>
41 } loc("materialize_in_front":3:0)
42 // CHECK: #[[UnknownLoc]] = loc(unknown)