| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s |
| |
| @a = external dso_local local_unnamed_addr global i8, align 1 |
| |
| define void @PR57554() { |
| ; CHECK-LABEL: PR57554: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: movb %al, a(%rip) |
| ; CHECK-NEXT: retq |
| %.fr13 = freeze i8 undef |
| %i = xor i8 %.fr13, -1 |
| %not = sext i8 %i to i32 |
| %add = add i32 %not, 2147483647 |
| %or = or i32 %add, -1794967296 |
| %or4 = or i32 %or, 0 |
| %not5 = xor i32 %or4, -1 |
| %sub = add nsw i32 0, -1 |
| %add7 = add nsw i32 %sub, %not5 |
| %add7.fr = freeze i32 %add7 |
| %i1 = trunc i32 %add7.fr to i8 |
| %conv10 = select i1 false, i8 0, i8 %i1 |
| store i8 %conv10, ptr @a, align 1 |
| ret void |
| } |