File: system-intrinsics.ll

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llvm-toolchain-3.8 1%3A3.8.1-24
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; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+fxsr  | FileCheck %s

define void @test_fxsave(i8* %ptr) {
; CHECK-LABEL: test_fxsave
; CHECK: fxsave
  call void @llvm.x86.fxsave(i8* %ptr)
  ret void;
}
declare void @llvm.x86.fxsave(i8*)

define void @test_fxrstor(i8* %ptr) {
; CHECK-LABEL: test_fxrstor
; CHECK: fxrstor
  call void @llvm.x86.fxrstor(i8* %ptr)
  ret void;
}
declare void @llvm.x86.fxrstor(i8*)