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llvm-mirror/test/CodeGen/X86/system-intrinsics-xsave.ll
Amjad Aboud 7b91f508e9 [X86] Add XSAVE intrinsic family
Add intrinsics for the
  XSAVE instructions (XSAVE/XSAVE64/XRSTOR/XRSTOR64)
  XSAVEOPT instructions (XSAVEOPT/XSAVEOPT64)
  XSAVEC instructions (XSAVEC/XSAVEC64)
  XSAVES instructions (XSAVES/XSAVES64/XRSTORS/XRSTORS64)

Differential Revision: http://reviews.llvm.org/D13012

llvm-svn: 250029
2015-10-12 11:47:46 +00:00

24 lines
716 B
LLVM

; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+xsave | FileCheck %s
define void @test_xsave(i8* %ptr, i32 %hi, i32 %lo) {
; CHECK-LABEL: test_xsave
; CHECK: movl 8(%esp), %edx
; CHECK: movl 12(%esp), %eax
; CHECK: movl 4(%esp), %ecx
; CHECK: xsave (%ecx)
call void @llvm.x86.xsave(i8* %ptr, i32 %hi, i32 %lo)
ret void;
}
declare void @llvm.x86.xsave(i8*, i32, i32)
define void @test_xrstor(i8* %ptr, i32 %hi, i32 %lo) {
; CHECK-LABEL: test_xrstor
; CHECK: movl 8(%esp), %edx
; CHECK: movl 12(%esp), %eax
; CHECK: movl 4(%esp), %ecx
; CHECK: xrstor (%ecx)
call void @llvm.x86.xrstor(i8* %ptr, i32 %hi, i32 %lo)
ret void;
}
declare void @llvm.x86.xrstor(i8*, i32, i32)