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
|
; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -mtriple=armv7-apple-darwin | FileCheck %s --check-prefix=DARWIN-ARM
; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=LINUX-ARM
; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -mtriple=thumbv7-apple-darwin | FileCheck %s --check-prefix=DARWIN-THUMB2
; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -mtriple=thumbv7-linux-gnueabi | FileCheck %s --check-prefix=LINUX-THUMB2
define i8* @frameaddr_index0() nounwind {
entry:
; DARWIN-ARM-LABEL: frameaddr_index0:
; DARWIN-ARM: push {r7}
; DARWIN-ARM: mov r7, sp
; DARWIN-ARM: mov r0, r7
; DARWIN-THUMB2-LABEL: frameaddr_index0:
; DARWIN-THUMB2: str r7, [sp, #-4]!
; DARWIN-THUMB2: mov r7, sp
; DARWIN-THUMB2: mov r0, r7
; LINUX-ARM-LABEL: frameaddr_index0:
; LINUX-ARM: push {r11}
; LINUX-ARM: mov r11, sp
; LINUX-ARM: mov r0, r11
; LINUX-THUMB2-LABEL: frameaddr_index0:
; LINUX-THUMB2: str r7, [sp, #-4]!
; LINUX-THUMB2: mov r7, sp
; LINUX-THUMB2: mov r0, r7
%0 = call i8* @llvm.frameaddress(i32 0)
ret i8* %0
}
define i8* @frameaddr_index1() nounwind {
entry:
; DARWIN-ARM-LABEL: frameaddr_index1:
; DARWIN-ARM: push {r7}
; DARWIN-ARM: mov r7, sp
; DARWIN-ARM: mov r0, r7
; DARWIN-ARM: ldr r0, [r0]
; DARWIN-THUMB2-LABEL: frameaddr_index1:
; DARWIN-THUMB2: str r7, [sp, #-4]!
; DARWIN-THUMB2: mov r7, sp
; DARWIN-THUMB2: mov r0, r7
; DARWIN-THUMB2: ldr r0, [r0]
; LINUX-ARM-LABEL: frameaddr_index1:
; LINUX-ARM: push {r11}
; LINUX-ARM: mov r11, sp
; LINUX-ARM: ldr r0, [r11]
; LINUX-THUMB2-LABEL: frameaddr_index1:
; LINUX-THUMB2: str r7, [sp, #-4]!
; LINUX-THUMB2: mov r7, sp
; LINUX-THUMB2: mov r0, r7
; LINUX-THUMB2: ldr r0, [r0]
%0 = call i8* @llvm.frameaddress(i32 1)
ret i8* %0
}
define i8* @frameaddr_index3() nounwind {
entry:
; DARWIN-ARM-LABEL: frameaddr_index3:
; DARWIN-ARM: push {r7}
; DARWIN-ARM: mov r7, sp
; DARWIN-ARM: mov r0, r7
; DARWIN-ARM: ldr r0, [r0]
; DARWIN-ARM: ldr r0, [r0]
; DARWIN-ARM: ldr r0, [r0]
; DARWIN-THUMB2-LABEL: frameaddr_index3:
; DARWIN-THUMB2: str r7, [sp, #-4]!
; DARWIN-THUMB2: mov r7, sp
; DARWIN-THUMB2: mov r0, r7
; DARWIN-THUMB2: ldr r0, [r0]
; DARWIN-THUMB2: ldr r0, [r0]
; DARWIN-THUMB2: ldr r0, [r0]
; LINUX-ARM-LABEL: frameaddr_index3:
; LINUX-ARM: push {r11}
; LINUX-ARM: mov r11, sp
; LINUX-ARM: ldr r0, [r11]
; LINUX-ARM: ldr r0, [r0]
; LINUX-ARM: ldr r0, [r0]
; LINUX-THUMB2-LABEL: frameaddr_index3:
; LINUX-THUMB2: str r7, [sp, #-4]!
; LINUX-THUMB2: mov r7, sp
; LINUX-THUMB2: mov r0, r7
; LINUX-THUMB2: ldr r0, [r0]
; LINUX-THUMB2: ldr r0, [r0]
; LINUX-THUMB2: ldr r0, [r0]
%0 = call i8* @llvm.frameaddress(i32 3)
ret i8* %0
}
declare i8* @llvm.frameaddress(i32) nounwind readnone
|
