| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2 |
| ; RUN: opt < %s -passes=licm -S | FileCheck %s |
| ; PR9634 |
| |
| @g_58 = common global i32 0, align 4 |
| @g_116 = common global ptr null, align 8 |
| |
| define void @f() { |
| ; CHECK-LABEL: define void @f() { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[L_87_I:%.*]] = alloca [9 x i16], align 16 |
| ; CHECK-NEXT: [[G_58_PROMOTED:%.*]] = load i32, ptr @g_58, align 4, !tbaa [[TBAA0:![0-9]+]] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[TMP31:%.*]] = phi i32 [ [[G_58_PROMOTED]], [[ENTRY:%.*]] ], [ [[OR:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[INC12:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[INC:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[OR]] = or i32 [[TMP31]], 10 |
| ; CHECK-NEXT: [[INC]] = add nsw i32 [[INC12]], 1 |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], 4 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_END:%.*]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[OR_LCSSA:%.*]] = phi i32 [ [[OR]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: store ptr @g_58, ptr @g_116, align 8, !tbaa [[TBAA4:![0-9]+]] |
| ; CHECK-NEXT: store i32 [[OR_LCSSA]], ptr @g_58, align 4, !tbaa [[TBAA0]] |
| ; CHECK-NEXT: ret void |
| ; |
| |
| entry: |
| %l_87.i = alloca [9 x i16], align 16 |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.inc |
| %inc12 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| store ptr @g_58, ptr @g_116, align 8, !tbaa !0 |
| %tmp2 = load ptr, ptr @g_116, align 8, !tbaa !0 |
| %tmp3 = load i32, ptr %tmp2, !tbaa !4 |
| %or = or i32 %tmp3, 10 |
| store i32 %or, ptr %tmp2, !tbaa !4 |
| %inc = add nsw i32 %inc12, 1 |
| %cmp = icmp slt i32 %inc, 4 |
| br i1 %cmp, label %for.body, label %for.end |
| |
| for.end: ; preds = %for.inc |
| ret void |
| } |
| |
| !0 = !{!5, !5, i64 0} |
| !1 = !{!"omnipotent char", !2} |
| !2 = !{!"Simple C/C++ TBAA"} |
| !3 = !{!"short", !1} |
| !4 = !{!6, !6, i64 0} |
| !5 = !{!"any pointer", !1} |
| !6 = !{!"int", !1} |
