| ; RUN: llc -verify-machineinstrs < %s |
| ; Regression test for https://github.com/llvm/llvm-project/issues/58911 |
| |
| target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64" |
| target triple = "armv7-none-unknown-eabi" |
| |
| @a = dso_local global i64 0, align 8 |
| @d = dso_local local_unnamed_addr global i32 0, align 4 |
| |
| define dso_local void @f() nounwind { |
| entry: |
| store volatile i64 0, ptr @a, align 8 |
| %0 = load i32, ptr @d, align 4 |
| %tobool.not = icmp eq i32 %0, 0 |
| %conv = zext i32 %0 to i64 |
| %sub = sub nsw i64 0, %conv |
| %cond = select i1 %tobool.not, i64 0, i64 %sub |
| store volatile i64 %cond, ptr @a, align 8 |
| ret void |
| } |
| |
