llvm/test/CodeGen/X86/system-intrinsics.ll

; 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*)
[X86] Add fxsr feature flag for fxsave/fxrestore instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@250497 91177308-0d34-0410-b5e6-96231b3b80d8 2015-10-16 06:03:09 +00:00			`; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+fxsr \| FileCheck %s`
[X86] Add FXSR intrinsics Add intrinsics for the FXSR instructions (FXSAVE/FXSAVE64/FXRSTOR/FXRSTOR64) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241049 91177308-0d34-0410-b5e6-96231b3b80d8 2015-06-30 08:49:35 +00:00
			`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*)`