1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
; RUN: llc < %s -o - -mtriple=x86_64-linux | FileCheck %s
; PR4891
; Both loads should happen before either store.
; CHECK: movl ({{.*}}), {{.*}}
; CHECK: movl ({{.*}}), {{.*}}
; CHECK: movl {{.*}}, ({{.*}})
; CHECK: movl {{.*}}, ({{.*}})
define void @short2_int_swap(<2 x i16>* nocapture %b, i32* nocapture %c) nounwind {
entry:
%0 = load <2 x i16>, <2 x i16>* %b, align 2 ; <<2 x i16>> [#uses=1]
%1 = load i32, i32* %c, align 4 ; <i32> [#uses=1]
%tmp1 = bitcast i32 %1 to <2 x i16> ; <<2 x i16>> [#uses=1]
store <2 x i16> %tmp1, <2 x i16>* %b, align 2
%tmp5 = bitcast <2 x i16> %0 to <1 x i32> ; <<1 x i32>> [#uses=1]
%tmp3 = extractelement <1 x i32> %tmp5, i32 0 ; <i32> [#uses=1]
store i32 %tmp3, i32* %c, align 4
ret void
}
|
