22 lines
838 B
LLVM
22 lines
838 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=i386-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86
|
|
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X64
|
|
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=-sse2 | FileCheck %s --check-prefix=X64
|
|
|
|
; It doesn't matter if an x86-64 target has specified "no-sse2"; we still can use clflush.
|
|
|
|
define void @clflush(ptr %p) nounwind {
|
|
; X86-LABEL: clflush:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: clflush (%eax)
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: clflush:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: clflush (%rdi)
|
|
; X64-NEXT: retq
|
|
tail call void @llvm.x86.sse2.clflush(ptr %p)
|
|
ret void
|
|
}
|
|
declare void @llvm.x86.sse2.clflush(ptr) nounwind
|