File: illegal-assumes.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (143 lines) | stat: -rw-r--r-- 5,285 bytes parent folder | download | duplicates (7)
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
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s

; This test ensures that we do not include llvm.assumes.  There are exceptions
; in the CodeExtractor's algorithm for llvm.assumes, so we ignore it for now.

define void @outline_assumes() {
; CHECK-LABEL: @outline_assumes(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[DL_LOC:%.*]] = alloca i1, align 1
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[D:%.*]] = alloca i1, align 4
; CHECK-NEXT:    [[LT_CAST:%.*]] = bitcast i1* [[DL_LOC]] to i8*
; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
; CHECK-NEXT:    call void @outlined_ir_func_3(i1 true, i1* [[D]], i1* [[DL_LOC]])
; CHECK-NEXT:    [[DL_RELOAD:%.*]] = load i1, i1* [[DL_LOC]], align 1
; CHECK-NEXT:    call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
; CHECK-NEXT:    [[SPLIT_INST:%.*]] = sub i1 [[DL_RELOAD]], [[DL_RELOAD]]
; CHECK-NEXT:    call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    call void @llvm.assume(i1 [[DL_RELOAD]])
; CHECK-NEXT:    call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  %d = alloca i1, align 4
  store i1 1, i1* %d, align 4
  %dl = load i1, i1* %d
  %split_inst = sub i1 %dl, %dl
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  call void @llvm.assume(i1 %dl)
  %al = load i32, i32* %a
  %bl = load i32, i32* %b
  %cl = load i32, i32* %c
  ret void
}

define void @outline_assumes2() {
; CHECK-LABEL: @outline_assumes2(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[DL_LOC:%.*]] = alloca i1, align 1
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[D:%.*]] = alloca i1, align 4
; CHECK-NEXT:    [[LT_CAST:%.*]] = bitcast i1* [[DL_LOC]] to i8*
; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
; CHECK-NEXT:    call void @outlined_ir_func_3(i1 false, i1* [[D]], i1* [[DL_LOC]])
; CHECK-NEXT:    [[DL_RELOAD:%.*]] = load i1, i1* [[DL_LOC]], align 1
; CHECK-NEXT:    call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
; CHECK-NEXT:    call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    call void @llvm.assume(i1 [[DL_RELOAD]])
; CHECK-NEXT:    call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  %d = alloca i1, align 4
  store i1 0, i1* %d, align 4
  %dl = load i1, i1* %d
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  call void @llvm.assume(i1 %dl)
  %al = load i32, i32* %a
  %bl = load i32, i32* %b
  %cl = load i32, i32* %c
  ret void
}

define void @outline_assumes3() {
; CHECK-LABEL: @outline_assumes3(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[D:%.*]] = alloca i1, align 4
; CHECK-NEXT:    store i1 true, i1* [[D]], align 4
; CHECK-NEXT:    [[DL:%.*]] = load i1, i1* [[D]], align 1
; CHECK-NEXT:    [[SPLIT_INST:%.*]] = add i1 [[DL]], [[DL]]
; CHECK-NEXT:    call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    call void @llvm.assume(i1 [[DL]])
; CHECK-NEXT:    call void @outlined_ir_func_2(i32* [[A]])
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  %d = alloca i1, align 4
  store i1 1, i1* %d, align 4
  %dl = load i1, i1* %d
  %split_inst = add i1 %dl, %dl
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  call void @llvm.assume(i1 %dl)
  %al = load i32, i32* %a
  %bl = add i32 %al, %al
  ret void
}

define void @outline_assumes4() {
; CHECK-LABEL: @outline_assumes4(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[D:%.*]] = alloca i1, align 4
; CHECK-NEXT:    store i1 false, i1* [[D]], align 4
; CHECK-NEXT:    [[DL:%.*]] = load i1, i1* [[D]], align 1
; CHECK-NEXT:    [[SPLIT_INST:%.*]] = add i1 [[DL]], [[DL]]
; CHECK-NEXT:    call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT:    call void @llvm.assume(i1 [[DL]])
; CHECK-NEXT:    call void @outlined_ir_func_2(i32* [[A]])
; CHECK-NEXT:    ret void
;
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  %d = alloca i1, align 4
  store i1 0, i1* %d, align 4
  %dl = load i1, i1* %d
  %split_inst = add i1 %dl, %dl
  store i32 2, i32* %a, align 4
  store i32 3, i32* %b, align 4
  store i32 4, i32* %c, align 4
  call void @llvm.assume(i1 %dl)
  %al = load i32, i32* %a
  %bl = add i32 %al, %al
  ret void
}

declare void @llvm.assume(i1)