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
144
145
146
147
148
149
150
151
152
153
154
155
156
|
! Testing Sparc TLS relocations emission
! (for now a couple local ones).
!
! RUN: llvm-mc %s -arch=sparc -show-encoding | FileCheck %s --check-prefix=ASM
! RUN: llvm-mc %s -arch=sparcv9 -show-encoding | FileCheck %s --check-prefix=ASM
! RUN: llvm-mc %s -arch=sparc -filetype=obj | llvm-readobj -r | FileCheck %s --check-prefix=REL
! RUN: llvm-mc %s -arch=sparcv9 -filetype=obj | llvm-readobj -r | FileCheck %s --check-prefix=REL
! RUN: llvm-mc %s -arch=sparc -filetype=obj | llvm-objdump -r -d - | FileCheck %s --check-prefix=OBJDUMP
! RUN: llvm-mc %s -arch=sparcv9 -filetype=obj | llvm-objdump -r -d - | FileCheck %s --check-prefix=OBJDUMP
! REL: Arch: sparc
! REL: Relocations [
! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LE_HIX22 Local 0x0
! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LE_LOX10 Local 0x0
! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDO_HIX22 Local 0x0
! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDM_HI22 Local 0x0
! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDM_LO10 Local 0x0
! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDO_LOX10 Local 0x0
! REL: ]
! OBJDUMP: foo:
foo:
! Here we use two different sequences to get the address of a static TLS variable 'Local'
! (note - there is no intent to have valid assembler function here,
! we just check how TLS relocations are emitted)
!
! Sequence for Local Executable model:
! LE_HIX22/LE_LOX10
! OBJDUMP: {{[0-9,a-f]+}}: 31 00 00 00 sethi 0, %i0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LE_HIX22 Local
! ASM: sethi %tle_hix22(Local), %i0 ! encoding: [0x31,0x00,0x00,0x00]
! ASM: ! fixup A - offset: 0, value: %tle_hix22(Local), kind: fixup_sparc_tls_le_hix22
sethi %tle_hix22(Local), %i0
! OBJDUMP: {{[0-9,a-f]+}}: b0 1e 20 00 xor %i0, 0, %i0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LE_LOX10 Local
! ASM: xor %i0, %tle_lox10(Local), %i0 ! encoding: [0xb0,0x1e,0x20,0x00]
! ASM: ! fixup A - offset: 0, value: %tle_lox10(Local), kind: fixup_sparc_tls_le_lox10
xor %i0, %tle_lox10(Local), %i0
! Second sequence is for PIC, so it is more complicated.
! Local Dynamic model:
! LDO_HIX22/LDO_LOX10/LDO_ADD/LDM_HI22/LDM_LO10/LDM_ADD/LDM_CALL
! OBJDUMP: {{[0-9,a-f]+}}: 33 00 00 00 sethi 0, %i1
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDO_HIX22 Local
! ASM: sethi %tldo_hix22(Local), %i1 ! encoding: [0x33,0b00AAAAAA,A,A]
! ASM: ! fixup A - offset: 0, value: %tldo_hix22(Local), kind: fixup_sparc_tls_ldo_hix22
sethi %tldo_hix22(Local), %i1
! OBJDUMP: {{[0-9,a-f]+}}: 35 00 00 00 sethi 0, %i2
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDM_HI22 Local
! ASM: sethi %tldm_hi22(Local), %i2 ! encoding: [0x35,0b00AAAAAA,A,A]
! ASM: ! fixup A - offset: 0, value: %tldm_hi22(Local), kind: fixup_sparc_tls_ldm_hi22
sethi %tldm_hi22(Local), %i2
! OBJDUMP: {{[0-9,a-f]+}}: b4 06 a0 00 add %i2, 0, %i2
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDM_LO10 Local
! ASM: add %i2, %tldm_lo10(Local), %i2 ! encoding: [0xb4,0x06,0b101000AA,A]
! ASM: ! fixup A - offset: 0, value: %tldm_lo10(Local), kind: fixup_sparc_tls_ldm_lo10
add %i2, %tldm_lo10(Local), %i2
! OBJDUMP: {{[0-9,a-f]+}}: 90 06 00 1a add %i0, %i2, %o0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDM_ADD Local
! ASM: add %i0, %i2, %o0, %tldm_add(Local) ! encoding: [0x90,0x06,0x00,0x1a]
! ASM: ! fixup A - offset: 0, value: %tldm_add(Local), kind: fixup_sparc_tls_ldm_add
add %i0, %i2, %o0, %tldm_add(Local)
! OBJDUMP: {{[0-9,a-f]+}}: b0 1e 60 00 xor %i1, 0, %i0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDO_LOX10 Local
! ASM: xor %i1, %tldo_lox10(Local), %i0 ! encoding: [0xb0,0x1e,0b011000AA,A]
! ASM: ! fixup A - offset: 0, value: %tldo_lox10(Local), kind: fixup_sparc_tls_ldo_lox10
xor %i1, %tldo_lox10(Local), %i0
! OBJDUMP: {{[0-9,a-f]+}}: 40 00 00 00 call 0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDM_CALL Local
! ASM: call __tls_get_addr, %tldm_call(Local) ! encoding: [0x40,0x00,0x00,0x00]
! ASM: ! fixup A - offset: 0, value: %tldm_call(Local), kind: fixup_sparc_tls_ldm_call
call __tls_get_addr, %tldm_call(Local)
nop
! OBJDUMP: {{[0-9,a-f]+}}: 90 02 00 18 add %o0, %i0, %o0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_LDO_ADD Local
! ASM: add %o0, %i0, %o0, %tldo_add(Local) ! encoding: [0x90,0x02,0x00,0x18]
! ASM: ! fixup A - offset: 0, value: %tldo_add(Local), kind: fixup_sparc_tls_ldo_add
add %o0, %i0, %o0, %tldo_add(Local)
! Next two sequences are for extern symbols.
! Initial Executable model:
! IE_HI22/IE_LO10/IE_LD (or IE_LDX)/IE_ADD
! OBJDUMP: {{[0-9,a-f]+}}: 33 00 00 00 sethi 0, %i1
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_IE_HI22 Extern
! ASM: sethi %tie_hi22(Extern), %i1 ! encoding: [0x33,0b00AAAAAA,A,A]
! ASM: ! fixup A - offset: 0, value: %tie_hi22(Extern), kind: fixup_sparc_tls_ie_hi22
sethi %tie_hi22(Extern), %i1
! OBJDUMP: {{[0-9,a-f]+}}: b2 06 60 00 add %i1, 0, %i1
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_IE_LO10 Extern
! ASM: add %i1, %tie_lo10(Extern), %i1 ! encoding: [0xb2,0x06,0b011000AA,A]
! ASM: ! fixup A - offset: 0, value: %tie_lo10(Extern), kind: fixup_sparc_tls_ie_lo10
add %i1, %tie_lo10(Extern), %i1
! OBJDUMP: {{[0-9,a-f]+}}: f0 06 00 19 ld [%i0+%i1], %i0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_IE_LD Extern
! ASM: ld [%i0+%i1], %i0, %tie_ld(Extern) ! encoding: [0xf0,0x06,0x00,0x19]
! ASM: ! fixup A - offset: 0, value: %tie_ld(Extern), kind: fixup_sparc_tls_ie_ld
ld [%i0+%i1], %i0, %tie_ld(Extern)
! OBJDUMP: {{[0-9,a-f]+}}: f0 5e 00 19 ldx [%i0+%i1], %i0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_IE_LDX Extern
! ASM: ldx [%i0+%i1], %i0, %tie_ldx(Extern) ! encoding: [0xf0,0x5e,0x00,0x19]
! ASM: ! fixup A - offset: 0, value: %tie_ldx(Extern), kind: fixup_sparc_tls_ie_ldx
ldx [%i0+%i1], %i0, %tie_ldx(Extern)
! OBJDUMP: {{[0-9,a-f]+}}: 90 01 c0 18 add %g7, %i0, %o0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_IE_ADD Extern
! ASM: add %g7, %i0, %o0, %tie_add(Extern) ! encoding: [0x90,0x01,0xc0,0x18]
! ASM: ! fixup A - offset: 0, value: %tie_add(Extern), kind: fixup_sparc_tls_ie_add
add %g7, %i0, %o0, %tie_add(Extern)
! General Dynamic model
! GD_HI22/GD_LO10/GD_ADD/GD_CALL
! OBJDUMP: {{[0-9,a-f]+}}: 33 00 00 00 sethi 0, %i1
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_GD_HI22 Extern
! ASM: sethi %tgd_hi22(Extern), %i1 ! encoding: [0x33,0b00AAAAAA,A,A]
! ASM: ! fixup A - offset: 0, value: %tgd_hi22(Extern), kind: fixup_sparc_tls_gd_hi22
sethi %tgd_hi22(Extern), %i1
! OBJDUMP: {{[0-9,a-f]+}}: b2 06 60 00 add %i1, 0, %i1
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_GD_LO10 Extern
! ASM: add %i1, %tgd_lo10(Extern), %i1 ! encoding: [0xb2,0x06,0b011000AA,A]
! ASM: ! fixup A - offset: 0, value: %tgd_lo10(Extern), kind: fixup_sparc_tls_gd_lo10
add %i1, %tgd_lo10(Extern), %i1
! OBJDUMP: {{[0-9,a-f]+}}: 90 06 00 19 add %i0, %i1, %o0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_GD_ADD Extern
! ASM: add %i0, %i1, %o0, %tgd_add(Extern) ! encoding: [0x90,0x06,0x00,0x19]
! ASM: ! fixup A - offset: 0, value: %tgd_add(Extern), kind: fixup_sparc_tls_gd_add
add %i0, %i1, %o0, %tgd_add(Extern)
! OBJDUMP: {{[0-9,a-f]+}}: 40 00 00 00 call 0
! OBJDUMP: {{[0-9,a-f]+}}: R_SPARC_TLS_GD_CALL Extern
! ASM: call __tls_get_addr, %tgd_call(Extern) ! encoding: [0x40,0x00,0x00,0x00]
! ASM: ! fixup A - offset: 0, value: %tgd_call(Extern), kind: fixup_sparc_tls_gd_call
call __tls_get_addr, %tgd_call(Extern)
.type Local,@object
.section .tbss,#alloc,#write,#tls
Local:
.word 0
.size Local, 4
|
