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
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
; RUN: opt -passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux -slp-threshold=-10 < %s | FileCheck %s
define i32 @test() {
; CHECK-LABEL: define i32 @test() {
; CHECK-NEXT: bb:
; CHECK-NEXT: br label [[BB1:%.*]]
; CHECK: bb1:
; CHECK-NEXT: [[TMP0:%.*]] = phi <2 x i32> [ [[TMP5:%.*]], [[BB3:%.*]] ], [ zeroinitializer, [[BB:%.*]] ]
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x i32> [[TMP0]], <2 x i32> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1>
; CHECK-NEXT: br i1 false, label [[BB4:%.*]], label [[BB3]]
; CHECK: bb3:
; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <2 x i32> [[TMP0]], <2 x i32> <i32 0, i32 poison>, <2 x i32> <i32 2, i32 1>
; CHECK-NEXT: [[TMP3:%.*]] = add <2 x i32> zeroinitializer, [[TMP2]]
; CHECK-NEXT: [[TMP4:%.*]] = or <2 x i32> zeroinitializer, [[TMP2]]
; CHECK-NEXT: [[TMP5]] = shufflevector <2 x i32> [[TMP3]], <2 x i32> [[TMP4]], <2 x i32> <i32 0, i32 3>
; CHECK-NEXT: br label [[BB1]]
; CHECK: bb4:
; CHECK-NEXT: [[TMP6:%.*]] = phi <8 x i32> [ [[TMP1]], [[BB1]] ]
; CHECK-NEXT: ret i32 0
;
bb:
br label %bb1
bb1:
%phi = phi i32 [ %or, %bb3 ], [ 0, %bb ]
%phi2 = phi i32 [ %add, %bb3 ], [ 0, %bb ]
br i1 false, label %bb4, label %bb3
bb3:
%or = or i32 0, %phi
%add = add i32 0, 0
br label %bb1
bb4:
%phi5 = phi i32 [ %phi2, %bb1 ]
%phi6 = phi i32 [ %phi2, %bb1 ]
%phi7 = phi i32 [ %phi2, %bb1 ]
%phi8 = phi i32 [ %phi2, %bb1 ]
%phi9 = phi i32 [ %phi2, %bb1 ]
%phi10 = phi i32 [ %phi2, %bb1 ]
%phi11 = phi i32 [ %phi, %bb1 ]
%phi12 = phi i32 [ %phi, %bb1 ]
ret i32 0
}
|
