1; RUN: llc -verify-machineinstrs -aarch64-enable-atomic-cfg-tidy=0 < %s -mtriple=aarch64-none-eabihf -fast-isel=false | FileCheck %s 2 3 4define i32 @ule_64_max(i64 %p) { 5entry: 6; CHECK-LABEL: ule_64_max: 7; CHECK: cmn x0, #1 8; CHECK: b.hi [[RET_ZERO:.LBB[0-9]+_[0-9]+]] 9 %cmp = icmp ule i64 %p, 18446744073709551615 ; 0xffffffffffffffff 10 br i1 %cmp, label %ret_one, label %ret_zero 11 12ret_one: 13 ret i32 1 14 15ret_zero: 16; CHECK: [[RET_ZERO]]: 17; CHECK-NEXT: mov w0, wzr 18 ret i32 0 19} 20 21define i32 @ugt_64_max(i64 %p) { 22entry: 23; CHECK-LABEL: ugt_64_max: 24; CHECK: cmn x0, #1 25; CHECK: b.ls [[RET_ZERO:.LBB[0-9]+_[0-9]+]] 26 %cmp = icmp ugt i64 %p, 18446744073709551615 ; 0xffffffffffffffff 27 br i1 %cmp, label %ret_one, label %ret_zero 28 29ret_one: 30 ret i32 1 31 32ret_zero: 33; CHECK: [[RET_ZERO]]: 34; CHECK-NEXT: mov w0, wzr 35 ret i32 0 36} 37