1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=lzcnt | FileCheck %s 3 4 ; Make sure we emit opoosite setcc instructions. 5 define i64 @pr35399(i64, i8*, i8*) { 6 ; CHECK-LABEL: pr35399: 7 ; CHECK: # %bb.0: 8 ; CHECK-NEXT: lzcntq %rdi, %rax 9 ; CHECK-NEXT: setae (%rsi) 10 ; CHECK-NEXT: setb (%rdx) 11 ; CHECK-NEXT: retq 12 %4 = tail call i64 @llvm.ctlz.i64(i64 %0, i1 false) 13 %5 = icmp ne i64 %0, 0 14 %6 = zext i1 %5 to i8 15 store i8 %6, i8* %1, align 1 16 %7 = xor i1 %5, true 17 %8 = zext i1 %7 to i8 18 store i8 %8, i8* %2, align 1 19 ret i64 %4 20 } 21 22 declare i64 @llvm.ctlz.i64(i64, i1) 23
