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
|
; RUN: llc < %s -fast-isel -fast-isel-abort=1 -verify-machineinstrs -march=x86 -mattr=sse2 -no-integrated-as
; RUN: llc < %s -fast-isel -fast-isel-abort=1 -verify-machineinstrs -mtriple=x86_64-apple-darwin10 -no-integrated-as
; This tests very minimal fast-isel functionality.
define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind {
entry:
%r = load i32, i32* %p
%s = load i32, i32* %q
%y = load i32*, i32** %z
br label %fast
fast:
%t0 = add i32 %r, %s
%t1 = mul i32 %t0, %s
%t2 = sub i32 %t1, %s
%t3 = and i32 %t2, %s
%t4 = xor i32 %t3, 3
%t5 = xor i32 %t4, %s
%t6 = add i32 %t5, 2
%t7 = getelementptr i32, i32* %y, i32 1
%t8 = getelementptr i32, i32* %t7, i32 %t6
call void asm sideeffect "hello world", ""()
br label %exit
exit:
ret i32* %t8
}
define void @bar(double* %p, double* %q) nounwind {
entry:
%r = load double, double* %p
%s = load double, double* %q
br label %fast
fast:
%t0 = fadd double %r, %s
%t1 = fmul double %t0, %s
%t2 = fsub double %t1, %s
%t3 = fadd double %t2, 707.0
br label %exit
exit:
store double %t3, double* %q
ret void
}
define i32 @cast() nounwind {
entry:
%tmp2 = bitcast i32 0 to i32
ret i32 %tmp2
}
define void @ptrtoint_i1(i8* %p, i1* %q) nounwind {
%t = ptrtoint i8* %p to i1
store i1 %t, i1* %q
ret void
}
define i8* @inttoptr_i1(i1 %p) nounwind {
%t = inttoptr i1 %p to i8*
ret i8* %t
}
define i32 @ptrtoint_i32(i8* %p) nounwind {
%t = ptrtoint i8* %p to i32
ret i32 %t
}
define i8* @inttoptr_i32(i32 %p) nounwind {
%t = inttoptr i32 %p to i8*
ret i8* %t
}
define void @trunc_i32_i8(i32 %x, i8* %p) nounwind {
%tmp1 = trunc i32 %x to i8
store i8 %tmp1, i8* %p
ret void
}
define void @trunc_i16_i8(i16 signext %x, i8* %p) nounwind {
%tmp1 = trunc i16 %x to i8
store i8 %tmp1, i8* %p
ret void
}
define void @shl_i8(i8 %a, i8 %c, i8* %p) nounwind {
%tmp = shl i8 %a, %c
store i8 %tmp, i8* %p
ret void
}
define void @mul_i8(i8 %a, i8* %p) nounwind {
%tmp = mul i8 %a, 17
store i8 %tmp, i8* %p
ret void
}
define void @load_store_i1(i1* %p, i1* %q) nounwind {
%t = load i1, i1* %p
store i1 %t, i1* %q
ret void
}
@crash_test1x = external global <2 x i32>, align 8
define void @crash_test1() nounwind ssp {
%tmp = load <2 x i32>, <2 x i32>* @crash_test1x, align 8
%neg = xor <2 x i32> %tmp, <i32 -1, i32 -1>
ret void
}
declare void @llvm.lifetime.start(i64, i8* nocapture) nounwind
define i64* @life() nounwind {
%a1 = alloca i64*, align 8
%a2 = bitcast i64** %a1 to i8*
call void @llvm.lifetime.start(i64 -1, i8* %a2) nounwind
%a3 = load i64*, i64** %a1, align 8
ret i64* %a3
}
declare void @llvm.donothing() readnone
; CHECK: donada
define void @donada() nounwind {
entry:
call void @llvm.donothing()
ret void
}
|
