1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-linux -mattr=+clzero | FileCheck %s --check-prefix=X64
3; RUN: llc < %s -mtriple=i386-pc-linux -mattr=+clzero | FileCheck %s --check-prefix=X86
4
5define void @foo(i8* %p) #0 {
6; X64-LABEL: foo:
7; X64:       # %bb.0: # %entry
8; X64-NEXT:    movq %rdi, %rax
9; X64-NEXT:    clzero
10; X64-NEXT:    retq
11;
12; X86-LABEL: foo:
13; X86:       # %bb.0: # %entry
14; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
15; X86-NEXT:    clzero
16; X86-NEXT:    retl
17entry:
18  tail call void @llvm.x86.clzero(i8* %p) #1
19  ret void
20}
21
22declare void @llvm.x86.clzero(i8*) #1
23