| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 | |
| ; RUN: llc < %s -mtriple=x86_64-linux-gnu | FileCheck %s | |
| ; Make sure we don't crash when shrinking the shift amount before legalization. | |
| define i64 @pr92720(i64 %x) { | |
| ; CHECK-LABEL: pr92720: | |
| ; CHECK: # %bb.0: | |
| ; CHECK-NEXT: movabsq $8589934592, %rax # imm = 0x200000000 | |
| ; CHECK-NEXT: retq | |
| %or = or i64 %x, 255 | |
| %sub = sub i64 0, %or | |
| %shl = shl i64 1, %sub | |
| %sext = shl i64 %shl, 32 | |
| ret i64 %sext | |
| } |