; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=i686-apple-darwin -mattr=clflushopt | FileCheck %s
+; RUN: llc < %s -mtriple=i686-apple-darwin -mattr=clflushopt | FileCheck %s --check-prefix=X86
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=clflushopt | FileCheck %s --check-prefix=X64
define void @clflushopt(i8* %p) nounwind {
-; CHECK-LABEL: clflushopt:
-; CHECK: ## BB#0:
-; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
-; CHECK-NEXT: clflushopt (%eax)
-; CHECK-NEXT: retl
+; X86-LABEL: clflushopt:
+; X86: ## BB#0:
+; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT: clflushopt (%eax)
+; X86-NEXT: retl
+;
+; X64-LABEL: clflushopt:
+; X64: ## BB#0:
+; X64-NEXT: clflushopt (%rdi)
+; X64-NEXT: retq
tail call void @llvm.x86.clflushopt(i8* %p)
ret void
}