1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=aarch64-unknown-unknown | FileCheck %s 3 4 define i64 @sub1_disguised_constant(i64 %x) { 5 ; CHECK-LABEL: sub1_disguised_constant: 6 ; CHECK: // %bb.0: 7 ; CHECK-NEXT: sub w8, w0, #1 // =1 8 ; CHECK-NEXT: and w8, w0, w8 9 ; CHECK-NEXT: and x0, x8, #0xffff 10 ; CHECK-NEXT: ret 11 %a1 = and i64 %x, 65535 12 %a2 = add i64 %x, 65535 13 %r = and i64 %a1, %a2 14 ret i64 %r 15 } 16 17
