blob: b85b4c39ea8eeacf26b5d866f7bbc7a85cb9b4ef (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
; RUN: llc < %s -march=x86-64 -mcpu=corei7 | FileCheck %s
; rdar://11897677
;CHECK-LABEL: intrin_pmov:
;CHECK: pmovzxbw (%{{.*}}), %xmm0
;CHECK-NEXT: movdqu
;CHECK-NEXT: ret
define void @intrin_pmov(i16* noalias %dest, i8* noalias %src) nounwind uwtable ssp {
%1 = bitcast i8* %src to <2 x i64>*
%2 = load <2 x i64>* %1, align 16
%3 = bitcast <2 x i64> %2 to <16 x i8>
%4 = tail call <8 x i16> @llvm.x86.sse41.pmovzxbw(<16 x i8> %3) nounwind
%5 = bitcast i16* %dest to i8*
%6 = bitcast <8 x i16> %4 to <16 x i8>
tail call void @llvm.x86.sse2.storeu.dq(i8* %5, <16 x i8> %6) nounwind
ret void
}
declare <8 x i16> @llvm.x86.sse41.pmovzxbw(<16 x i8>) nounwind readnone
declare void @llvm.x86.sse2.storeu.dq(i8*, <16 x i8>) nounwind
|
