1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=x86-64 -mattr=+clzero | FileCheck %s --check-prefix=GENERIC 3 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=znver1 | FileCheck %s --check-prefix=ZNVER1 4 5 define void @test_clzero(i8* %p) { 6 ; GENERIC-LABEL: test_clzero: 7 ; GENERIC: # %bb.0: 8 ; GENERIC-NEXT: leaq (%rdi), %rax # sched: [1:0.50] 9 ; GENERIC-NEXT: clzero # sched: [100:0.33] 10 ; GENERIC-NEXT: retq # sched: [1:1.00] 11 ; 12 ; ZNVER1-LABEL: test_clzero: 13 ; ZNVER1: # %bb.0: 14 ; ZNVER1-NEXT: leaq (%rdi), %rax # sched: [1:0.25] 15 ; ZNVER1-NEXT: clzero # sched: [100:0.25] 16 ; ZNVER1-NEXT: retq # sched: [1:0.50] 17 tail call void @llvm.x86.clzero(i8* %p) 18 ret void 19 } 20 declare void @llvm.x86.clzero(i8*) 21
