1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -passes=licm < %s | FileCheck %s 3 4@c = global i16 0, align 2 5 6; FIXME: The store should not be hoisted. 7define void @test() { 8; CHECK-LABEL: @test( 9; CHECK-NEXT: entry: 10; CHECK-NEXT: br label [[LOOP:%.*]] 11; CHECK: loop: 12; CHECK-NEXT: [[V:%.*]] = phi i32 [ 10, [[ENTRY:%.*]] ], [ 0, [[LOOP_LATCH:%.*]] ] 13; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[V]], 0 14; CHECK-NEXT: br i1 [[C]], label [[LOOP_EXIT:%.*]], label [[LOOP_CONT:%.*]] 15; CHECK: loop.cont: 16; CHECK-NEXT: br i1 false, label [[LOOP_IRREDUCIBLE:%.*]], label [[LOOP_LATCH]] 17; CHECK: loop.irreducible: 18; CHECK-NEXT: store i16 5, ptr @c, align 2 19; CHECK-NEXT: br label [[LOOP_LATCH]] 20; CHECK: loop.latch: 21; CHECK-NEXT: br i1 false, label [[LOOP_IRREDUCIBLE]], label [[LOOP]] 22; CHECK: loop.exit: 23; CHECK-NEXT: ret void 24; 25entry: 26 br label %loop 27 28loop: ; preds = %loop.latch, %entry 29 %v = phi i32 [ 10, %entry ], [ 0, %loop.latch ] 30 %c = icmp eq i32 %v, 0 31 br i1 %c, label %loop.exit, label %loop.cont 32 33loop.cont: ; preds = %loop 34 br i1 false, label %loop.irreducible, label %loop.latch 35 36loop.irreducible: ; preds = %loop.latch, %loop.cont 37 store i16 5, ptr @c, align 2 38 br label %loop.latch 39 40loop.latch: ; preds = %loop.irreducible, %loop.cont 41 br i1 false, label %loop.irreducible, label %loop 42 43loop.exit: ; preds = %loop 44 ret void 45} 46