21 lines
872 B
LLVM
21 lines
872 B
LLVM
; 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 | 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
|