From: Simon Pilgrim Date: Wed, 13 Dec 2017 22:09:09 +0000 (+0000) Subject: [X86] Add CLWB schedule test X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=946486c3897157037cb03b588a84bbcdd27b6af4;p=llvm [X86] Add CLWB schedule test git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@320644 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/test/CodeGen/X86/clwb-schedule.ll b/test/CodeGen/X86/clwb-schedule.ll new file mode 100644 index 00000000000..24931ad549d --- /dev/null +++ b/test/CodeGen/X86/clwb-schedule.ll @@ -0,0 +1,18 @@ +; 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=+clwb | FileCheck %s --check-prefix=GENERIC +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=skx | FileCheck %s --check-prefix=SKX + +define void @clwb(i8* %a0) nounwind { +; GENERIC-LABEL: clwb: +; GENERIC: # %bb.0: +; GENERIC-NEXT: clwb (%rdi) # sched: [4:0.50] +; GENERIC-NEXT: retq # sched: [1:1.00] +; +; SKX-LABEL: clwb: +; SKX: # %bb.0: +; SKX-NEXT: clwb (%rdi) # sched: [5:0.50] +; SKX-NEXT: retq # sched: [7:1.00] + tail call void @llvm.x86.clwb(i8* %a0) + ret void +} +declare void @llvm.x86.clwb(i8*) nounwind