; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=x86-64 -mattr=+clzero | FileCheck %s --check-prefix=GENERIC ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=znver1 | FileCheck %s --check-prefix=ZNVER1 define void @test_clzero(i8* %p) { ; GENERIC-LABEL: test_clzero: ; GENERIC: # %bb.0: ; GENERIC-NEXT: leaq (%rdi), %rax # sched: [1:0.50] ; GENERIC-NEXT: clzero # sched: [100:0.33] ; GENERIC-NEXT: retq # sched: [1:1.00] ; ; ZNVER1-LABEL: test_clzero: ; ZNVER1: # %bb.0: ; ZNVER1-NEXT: leaq (%rdi), %rax # sched: [1:0.25] ; ZNVER1-NEXT: clzero # sched: [100:0.25] ; ZNVER1-NEXT: retq # sched: [1:0.50] tail call void @llvm.x86.clzero(i8* %p) ret void } declare void @llvm.x86.clzero(i8*)