| Craig Topper | 11655b2 | 2017-10-13 00:20:47 +0000 | [diff] [blame] | 1 | ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| Craig Topper | d710ada | 2018-02-21 00:15:48 +0000 | [diff] [blame] | 2 | ; NOTE: clwb is available in Skylake Server, not available in the newer |
| 3 | ; NOTE: Cannon Lake arch, but available again in the newer Ice Lake arch. |
| Craig Topper | 11655b2 | 2017-10-13 00:20:47 +0000 | [diff] [blame] | 4 | ; RUN: llc < %s -mtriple=i686-apple-darwin -mattr=clwb | FileCheck %s |
| Craig Topper | d710ada | 2018-02-21 00:15:48 +0000 | [diff] [blame] | 5 | ; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=skx | FileCheck %s |
| 6 | ; RUN: not llc < %s -mtriple=i686-apple-darwin -mcpu=cannonlake 2>&1 | FileCheck %s --check-prefix=CNL |
| 7 | ; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=icelake | FileCheck %s |
| 8 | |
| 9 | ; CNL: LLVM ERROR: Cannot select: intrinsic %llvm.x86.clwb |
| Craig Topper | 11655b2 | 2017-10-13 00:20:47 +0000 | [diff] [blame] | 10 | |
| 11 | define void @clwb(i8* %p) nounwind { |
| 12 | ; CHECK-LABEL: clwb: |
| Francis Visoiu Mistrih | 25528d6 | 2017-12-04 17:18:51 +0000 | [diff] [blame] | 13 | ; CHECK: ## %bb.0: |
| Craig Topper | 11655b2 | 2017-10-13 00:20:47 +0000 | [diff] [blame] | 14 | ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| 15 | ; CHECK-NEXT: clwb (%eax) |
| 16 | ; CHECK-NEXT: retl |
| 17 | tail call void @llvm.x86.clwb(i8* %p) |
| 18 | ret void |
| 19 | } |
| 20 | declare void @llvm.x86.clwb(i8*) nounwind |