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