| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py | |
| ; RUN: llc < %s -mtriple=x86_64-linux -mattr=+clzero | FileCheck %s --check-prefix=X64 | |
| ; RUN: llc < %s -mtriple=i386-pc-linux -mattr=+clzero | FileCheck %s --check-prefix=X86 | |
| define void @foo(ptr %p) #0 { | |
| ; X64-LABEL: foo: | |
| ; X64: # %bb.0: # %entry | |
| ; X64-NEXT: movq %rdi, %rax | |
| ; X64-NEXT: clzero | |
| ; X64-NEXT: retq | |
| ; | |
| ; X86-LABEL: foo: | |
| ; X86: # %bb.0: # %entry | |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax | |
| ; X86-NEXT: clzero | |
| ; X86-NEXT: retl | |
| entry: | |
| tail call void @llvm.x86.clzero(ptr %p) #1 | |
| ret void | |
| } | |
| declare void @llvm.x86.clzero(ptr) #1 |