| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes=indvars -S | FileCheck %s |
| |
| declare void @foo(i64 noundef) |
| |
| ; Function Attrs: mustprogress noreturn uwtable |
| define void @pr59633(ptr noundef %ptr) { |
| ; CHECK-LABEL: @pr59633( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[PTR1:%.*]] = ptrtoint ptr [[PTR:%.*]] to i64 |
| ; CHECK-NEXT: [[TMP0:%.*]] = trunc i64 [[PTR1]] to i4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = zext i4 [[TMP0]] to i64 |
| ; CHECK-NEXT: br label [[WHILE_BODY:%.*]] |
| ; CHECK: while.body: |
| ; CHECK-NEXT: tail call void @foo(i64 noundef [[TMP1]]) |
| ; CHECK-NEXT: br label [[WHILE_BODY]] |
| ; |
| entry: |
| br label %while.body |
| |
| while.body: ; preds = %entry, %while.body |
| %ptr.addr.0 = phi ptr [ %ptr, %entry ], [ %add.ptr, %while.body ] |
| %0 = ptrtoint ptr %ptr.addr.0 to i64 |
| %and = and i64 %0, 15 ; loop invariant |
| tail call void @foo(i64 noundef %and) |
| %add.ptr = getelementptr inbounds i8, ptr %ptr.addr.0, i64 16 |
| br label %while.body |
| } |
| |