vector-shift.ll
1.17 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
; RUN: llvm-as < %s | llvm-dis | llvm-as | llvm-dis | FileCheck %s
; RUN: verify-uselistorder %s
; CHECK: @foo
; CHECK: shl
define <4 x i32> @foo(<4 x i32> %a, <4 x i32> %b) nounwind {
entry:
%cmp = shl <4 x i32> %a, %b ; <4 x i32> [#uses=1]
ret <4 x i32> %cmp
}
; CHECK: @bar
; CHECK: lshr
define <4 x i32> @bar(<4 x i32> %a, <4 x i32> %b) nounwind {
entry:
%cmp = lshr <4 x i32> %a, %b ; <4 x i32> [#uses=1]
ret <4 x i32> %cmp
}
; CHECK: @baz
; CHECK: ashr
define <4 x i32> @baz(<4 x i32> %a, <4 x i32> %b) nounwind {
entry:
%cmp = ashr <4 x i32> %a, %b ; <4 x i32> [#uses=1]
ret <4 x i32> %cmp
}
; Constant expressions: these should be folded.
; CHECK: @foo_ce
; CHECK: ret <2 x i64> <i64 40, i64 192>
define <2 x i64> @foo_ce() nounwind {
ret <2 x i64> shl (<2 x i64> <i64 5, i64 6>, <2 x i64> <i64 3, i64 5>)
}
; CHECK: @bar_ce
; CHECK: ret <2 x i64> <i64 42, i64 11>
define <2 x i64> @bar_ce() nounwind {
ret <2 x i64> lshr (<2 x i64> <i64 340, i64 380>, <2 x i64> <i64 3, i64 5>)
}
; CHECK: baz_ce
; CHECK: ret <2 x i64> <i64 71, i64 12>
define <2 x i64> @baz_ce() nounwind {
ret <2 x i64> ashr (<2 x i64> <i64 573, i64 411>, <2 x i64> <i64 3, i64 5>)
}