| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; NOTE: clwb is available in Skylake Server, not available in the newer |
| ; NOTE: Cannon Lake arch, but available again in the newer Ice Lake arch. |
| ; RUN: llc < %s -mtriple=i686-apple-darwin -mattr=clwb | FileCheck %s |
| ; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=skx | FileCheck %s |
| ; RUN: not llc < %s -mtriple=i686-apple-darwin -mcpu=cannonlake 2>&1 | FileCheck %s --check-prefix=CNL |
| ; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=icelake-client | FileCheck %s |
| ; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=icelake-server | FileCheck %s |
| |
| ; CNL: LLVM ERROR: Cannot select: intrinsic %llvm.x86.clwb |
| |
| define void @clwb(i8* %p) nounwind { |
| ; CHECK-LABEL: clwb: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: clwb (%eax) |
| ; CHECK-NEXT: retl |
| tail call void @llvm.x86.clwb(i8* %p) |
| ret void |
| } |
| declare void @llvm.x86.clwb(i8*) nounwind |
