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