File: vector-shift.ll

package info (click to toggle)
llvm-toolchain-3.5 1%3A3.5-10
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 282,028 kB
  • ctags: 310,872
  • sloc: cpp: 1,883,926; ansic: 310,731; objc: 86,612; python: 79,565; asm: 65,844; sh: 9,829; makefile: 6,057; perl: 5,589; ml: 5,254; pascal: 3,285; lisp: 1,640; xml: 686; cs: 239; csh: 117
file content (45 lines) | stat: -rw-r--r-- 1,163 bytes parent folder | download | duplicates (4)
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
; RUN: llvm-as < %s | llvm-dis | llvm-as | llvm-dis | FileCheck %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>)
}