| // RUN: fir-opt --cfg-conversion="always-execute-loop-body=true" %s | FileCheck %s |
| // RUN: fir-opt --cfg-conversion %s | FileCheck %s --check-prefix=NOOPT |
| |
| func @x(%addr : !fir.ref<index>) { |
| %bound = arith.constant 452 : index |
| %step = arith.constant 1 : index |
| fir.do_loop %iv = %bound to %bound step %step { |
| fir.call @y(%addr) : (!fir.ref<index>) -> () |
| } |
| return |
| } |
| |
| func private @y(%addr : !fir.ref<index>) |
| |
| |
| // CHECK-LABEL: func @x( |
| // CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<index>) { |
| // CHECK: %[[VAL_1:.*]] = arith.constant 452 : index |
| // CHECK: %[[VAL_2:.*]] = arith.constant 1 : index |
| // CHECK: %[[VAL_3:.*]] = arith.subi %[[VAL_1]], %[[VAL_1]] : index |
| // CHECK: %[[VAL_4:.*]] = arith.addi %[[VAL_3]], %[[VAL_2]] : index |
| // CHECK: %[[VAL_5:.*]] = arith.divsi %[[VAL_4]], %[[VAL_2]] : index |
| // CHECK: %[[VAL_6:.*]] = arith.constant 0 : index |
| // CHECK: %[[VAL_7:.*]] = arith.cmpi sle, %[[VAL_5]], %[[VAL_6]] : index |
| // CHECK: %[[VAL_8:.*]] = arith.constant 1 : index |
| // CHECK: %[[VAL_9:.*]] = select %[[VAL_7]], %[[VAL_8]], %[[VAL_5]] : index |
| // CHECK: br ^bb1(%[[VAL_1]], %[[VAL_9]] : index, index) |
| // CHECK: ^bb1(%[[VAL_10:.*]]: index, %[[VAL_11:.*]]: index): |
| // CHECK: %[[VAL_12:.*]] = arith.constant 0 : index |
| // CHECK: %[[VAL_13:.*]] = arith.cmpi sgt, %[[VAL_11]], %[[VAL_12]] : index |
| // CHECK: cond_br %[[VAL_13]], ^bb2, ^bb3 |
| // CHECK: ^bb2: |
| // CHECK: fir.call @y(%[[VAL_0]]) : (!fir.ref<index>) -> () |
| // CHECK: %[[VAL_14:.*]] = arith.addi %[[VAL_10]], %[[VAL_2]] : index |
| // CHECK: %[[VAL_15:.*]] = arith.constant 1 : index |
| // CHECK: %[[VAL_16:.*]] = arith.subi %[[VAL_11]], %[[VAL_15]] : index |
| // CHECK: br ^bb1(%[[VAL_14]], %[[VAL_16]] : index, index) |
| // CHECK: ^bb3: |
| // CHECK: return |
| // CHECK: } |
| // CHECK: func private @y(!fir.ref<index>) |
| |
| // NOOPT-LABEL: func @x( |
| // NOOPT-SAME: %[[VAL_0:.*]]: !fir.ref<index>) { |
| // NOOPT: %[[VAL_1:.*]] = arith.constant 452 : index |
| // NOOPT: %[[VAL_2:.*]] = arith.constant 1 : index |
| // NOOPT: %[[VAL_3:.*]] = arith.subi %[[VAL_1]], %[[VAL_1]] : index |
| // NOOPT: %[[VAL_4:.*]] = arith.addi %[[VAL_3]], %[[VAL_2]] : index |
| // NOOPT: %[[VAL_5:.*]] = arith.divsi %[[VAL_4]], %[[VAL_2]] : index |
| // NOOPT: br ^bb1(%[[VAL_1]], %[[VAL_5]] : index, index) |
| // NOOPT: ^bb1(%[[VAL_6:.*]]: index, %[[VAL_7:.*]]: index): |
| // NOOPT: %[[VAL_8:.*]] = arith.constant 0 : index |
| // NOOPT: %[[VAL_9:.*]] = arith.cmpi sgt, %[[VAL_7]], %[[VAL_8]] : index |
| // NOOPT: cond_br %[[VAL_9]], ^bb2, ^bb3 |
| // NOOPT: ^bb2: |
| // NOOPT: fir.call @y(%[[VAL_0]]) : (!fir.ref<index>) -> () |
| // NOOPT: %[[VAL_10:.*]] = arith.addi %[[VAL_6]], %[[VAL_2]] : index |
| // NOOPT: %[[VAL_11:.*]] = arith.constant 1 : index |
| // NOOPT: %[[VAL_12:.*]] = arith.subi %[[VAL_7]], %[[VAL_11]] : index |
| // NOOPT: br ^bb1(%[[VAL_10]], %[[VAL_12]] : index, index) |
| // NOOPT: ^bb3: |
| // NOOPT: return |
| // NOOPT: } |
| // NOOPT: func private @y(!fir.ref<index>) |
