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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=ve | FileCheck %s
declare void @foo() noreturn
;;; Check a case where a separate branch is needed and where the original
;;; order should be reversed. Copied from SystemZ/branch-08.ll
define i32 @f1(i32 %a, ptr %bptr) {
; CHECK-LABEL: f1:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: st %s9, (, %s11)
; CHECK-NEXT: st %s10, 8(, %s11)
; CHECK-NEXT: or %s9, 0, %s11
; CHECK-NEXT: lea %s11, -240(, %s11)
; CHECK-NEXT: brge.l %s11, %s8, .LBB0_4
; CHECK-NEXT: # %bb.3: # %entry
; CHECK-NEXT: ld %s61, 24(, %s14)
; CHECK-NEXT: or %s62, 0, %s0
; CHECK-NEXT: lea %s63, 315
; CHECK-NEXT: shm.l %s63, (%s61)
; CHECK-NEXT: shm.l %s8, 8(%s61)
; CHECK-NEXT: shm.l %s11, 16(%s61)
; CHECK-NEXT: monc
; CHECK-NEXT: or %s0, 0, %s62
; CHECK-NEXT: .LBB0_4: # %entry
; CHECK-NEXT: ldl.sx %s1, (, %s1)
; CHECK-NEXT: cmpu.w %s0, %s1, %s0
; CHECK-NEXT: brlt.w 0, %s0, .LBB0_2
; CHECK-NEXT: # %bb.1: # %return
; CHECK-NEXT: or %s0, 1, (0)1
; CHECK-NEXT: or %s11, 0, %s9
; CHECK-NEXT: ld %s10, 8(, %s11)
; CHECK-NEXT: ld %s9, (, %s11)
; CHECK-NEXT: b.l.t (, %s10)
; CHECK-NEXT: .LBB0_2: # %callit
; CHECK-NEXT: lea %s0, foo@lo
; CHECK-NEXT: and %s0, %s0, (32)0
; CHECK-NEXT: lea.sl %s12, foo@hi(, %s0)
; CHECK-NEXT: bsic %s10, (, %s12)
entry:
%b = load i32, ptr %bptr
%cmp = icmp ult i32 %a, %b
br i1 %cmp, label %callit, label %return
callit:
call void @foo()
unreachable
return:
ret i32 1
}
;;; Same again with a fused compare and branch.
define i32 @f2(i32 %a) {
; CHECK-LABEL: f2:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: st %s9, (, %s11)
; CHECK-NEXT: st %s10, 8(, %s11)
; CHECK-NEXT: or %s9, 0, %s11
; CHECK-NEXT: lea %s11, -240(, %s11)
; CHECK-NEXT: brge.l %s11, %s8, .LBB1_4
; CHECK-NEXT: # %bb.3: # %entry
; CHECK-NEXT: ld %s61, 24(, %s14)
; CHECK-NEXT: or %s62, 0, %s0
; CHECK-NEXT: lea %s63, 315
; CHECK-NEXT: shm.l %s63, (%s61)
; CHECK-NEXT: shm.l %s8, 8(%s61)
; CHECK-NEXT: shm.l %s11, 16(%s61)
; CHECK-NEXT: monc
; CHECK-NEXT: or %s0, 0, %s62
; CHECK-NEXT: .LBB1_4: # %entry
; CHECK-NEXT: breq.w 0, %s0, .LBB1_2
; CHECK-NEXT: # %bb.1: # %return
; CHECK-NEXT: or %s0, 1, (0)1
; CHECK-NEXT: or %s11, 0, %s9
; CHECK-NEXT: ld %s10, 8(, %s11)
; CHECK-NEXT: ld %s9, (, %s11)
; CHECK-NEXT: b.l.t (, %s10)
; CHECK-NEXT: .LBB1_2: # %callit
; CHECK-NEXT: lea %s0, foo@lo
; CHECK-NEXT: and %s0, %s0, (32)0
; CHECK-NEXT: lea.sl %s12, foo@hi(, %s0)
; CHECK-NEXT: bsic %s10, (, %s12)
entry:
%cmp = icmp eq i32 %a, 0
br i1 %cmp, label %callit, label %return
callit:
call void @foo()
unreachable
return:
ret i32 1
}
|
