1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s 3 4 ; Make sure that we are zeroing one memory location at a time using xorl and 5 ; not both using XMM registers. 6 7 define i32 @foo (i64* %so) nounwind uwtable ssp { 8 ; CHECK-LABEL: foo: 9 ; CHECK: # %bb.0: 10 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax 11 ; CHECK-NEXT: movl $0, 28(%eax) 12 ; CHECK-NEXT: movl $0, 24(%eax) 13 ; CHECK-NEXT: xorl %ecx, %ecx 14 ; CHECK-NEXT: cmpl 16(%eax), %ecx 15 ; CHECK-NEXT: movl $0, 16(%eax) 16 ; CHECK-NEXT: sbbl 20(%eax), %ecx 17 ; CHECK-NEXT: movl $0, 20(%eax) 18 ; CHECK-NEXT: setl %al 19 ; CHECK-NEXT: movzbl %al, %eax 20 ; CHECK-NEXT: negl %eax 21 ; CHECK-NEXT: retl 22 %used = getelementptr inbounds i64, i64* %so, i32 3 23 store i64 0, i64* %used, align 8 24 %fill = getelementptr inbounds i64, i64* %so, i32 2 25 %L = load i64, i64* %fill, align 8 26 store i64 0, i64* %fill, align 8 27 %cmp28 = icmp sgt i64 %L, 0 28 %R = sext i1 %cmp28 to i32 29 ret i32 %R 30 } 31
