llvm-6502/test/CodeGen/X86/system-intrinsics.ll
Michael Kuperstein 501cad951b [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

18 lines
406 B
LLVM

; RUN: llc < %s -mtriple=i686-unknown-unknown | 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*)