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[clang-tidy][modernize-use-starts-ends-with] Fix operator rewriting false negative...
[llvm-project.git] / lld / test / ELF / ppc64-pcrel-call-to-extern.s
blobde05b733e175a2fe638c40558d48afc405d3cc62
1 # REQUIRES: ppc
2 # RUN: echo 'SECTIONS { \
3 # RUN: .text_caller1 0x10010000 : { *(.text_caller1) } \
4 # RUN: .text_caller2 0x10020000 : { *(.text_caller2) } \
5 # RUN: .text_caller3 0x10030000 : { *(.text_caller3) } \
6 # RUN: }' > %t.script
7
8 # RUN: llvm-mc -filetype=obj -triple=powerpc64le --defsym AUX=1 %s -o %t1.o
9 # RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t2.o
10 # RUN: ld.lld --shared %t2.o -o %t2.so
11 # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t
12 # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL
13 # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC
14 # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL
15 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
16
17 # RUN: llvm-mc -filetype=obj -triple=powerpc64 --defsym AUX=1 %s -o %t1.o
18 # RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t2.o
19 # RUN: ld.lld --shared %t2.o -o %t2.so
20 # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t
21 # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL
22 # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC
23 # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL
24 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
25
26 # RUN: llvm-mc -filetype=obj -triple=powerpc64le --defsym AUX=1 %s -o %t1.o
27 # RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t2.o
28 # RUN: ld.lld --shared %t2.o -o %t2.so
29 # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t --no-power10-stubs
30 # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL-NOP10
31 # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC-NOP10
32 # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL-NOP10
33 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s --check-prefix=CHECK-NOP10
34
35 # RUN: llvm-mc -filetype=obj -triple=powerpc64 --defsym AUX=1 %s -o %t1.o
36 # RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t2.o
37 # RUN: ld.lld --shared %t2.o -o %t2.so
38 # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t --no-power10-stubs
39 # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL-NOP10
40 # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC-NOP10
41 # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL-NOP10
42 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s --check-prefix=CHECK-NOP10
43
44 ## The test is created to check that when a function without TOC access an
45 ## external function, a r12 setup stub is inserted.
46
47 # SYMBOL: Symbol table '.dynsym' contains 4 entries:
48 # SYMBOL: 1: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND callee_global_stother0
49 # SYMBOL-NEXT: 2: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x20>] UND callee_global_stother1
50 # SYMBOL-NEXT: 3: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x60>] UND callee_global_TOC
51
52 # SYMBOL: Symbol table '.symtab' contains 12 entries:
53 # SYMBOL: 2: 0000000010010000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 6 caller1
54 # SYMBOL-NEXT: 3: 0000000010020000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 7 caller2
55 # SYMBOL-NEXT: 4: 0000000010030000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 8 caller3
56 # SYMBOL: 6: 0000000010010010 32 FUNC LOCAL DEFAULT 6 __plt_pcrel_callee_global_stother0
57 # SYMBOL-NEXT: 7: 0000000010020010 32 FUNC LOCAL DEFAULT 7 __plt_pcrel_callee_global_stother1
58 # SYMBOL-NEXT: 8: 0000000010030010 32 FUNC LOCAL DEFAULT 8 __plt_pcrel_callee_global_TOC
59 # SYMBOL-NEXT: 9: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND callee_global_stother0
60 # SYMBOL-NEXT: 10: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x20>] UND callee_global_stother1
61 # SYMBOL-NEXT: 11: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x60>] UND callee_global_TOC
62
63 # SYMBOL-NOP10: Symbol table '.symtab' contains 12 entries:
64 # SYMBOL-NOP10: 2: 0000000010010000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 6 caller1
65 # SYMBOL-NOP10-NEXT: 3: 0000000010020000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 7 caller2
66 # SYMBOL-NOP10-NEXT: 4: 0000000010030000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 8 caller3
67 # SYMBOL-NOP10: 6: 0000000010010010 32 FUNC LOCAL DEFAULT 6 __plt_pcrel_callee_global_stother0
68 # SYMBOL-NOP10-NEXT: 7: 0000000010020010 32 FUNC LOCAL DEFAULT 7 __plt_pcrel_callee_global_stother1
69 # SYMBOL-NOP10-NEXT: 8: 0000000010030010 32 FUNC LOCAL DEFAULT 8 __plt_pcrel_callee_global_TOC
70 # SYMBOL-NOP10-NEXT: 9: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND callee_global_stother0
71 # SYMBOL-NOP10-NEXT: 10: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x20>] UND callee_global_stother1
72 # SYMBOL-NOP10-NEXT: 11: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x60>] UND callee_global_TOC
73
74 ## DT_PLTGOT points to .plt
75 # SEC: .plt NOBITS 0000000010030168 040168 000028 00 WA 0 0 8
76 # SEC: 0x0000000000000003 (PLTGOT) 0x10030168
77
78 ## DT_PLTGOT points to .plt
79 # SEC-NOP10: .plt NOBITS 0000000010030168 040168 000028 00 WA 0 0 8
80 # SEC-NOP10: 0x0000000000000003 (PLTGOT) 0x10030168
81
82 ## The first 2 entries in the .plt are reserved for the dynamic linkers
83 ## usage. The JMP_SLOT relocations are stored at .plt[2], .plt[3], .plt[4].
84 ## Check that we emit 3 R_PPC64_JMP_SLOT in .rela.plt.
85 # REL: .rela.plt {
86 # REL-NEXT: 0x10030178 R_PPC64_JMP_SLOT callee_global_stother0 0x0
87 # REL-NEXT: 0x10030180 R_PPC64_JMP_SLOT callee_global_stother1 0x0
88 # REL-NEXT: 0x10030188 R_PPC64_JMP_SLOT callee_global_TOC 0x0
89 # REL-NEXT: }
90
91 # REL-NOP10: .rela.plt {
92 # REL-NOP10-NEXT: 0x10030178 R_PPC64_JMP_SLOT callee_global_stother0 0x0
93 # REL-NOP10-NEXT: 0x10030180 R_PPC64_JMP_SLOT callee_global_stother1 0x0
94 # REL-NOP10-NEXT: 0x10030188 R_PPC64_JMP_SLOT callee_global_TOC 0x0
95 # REL-NOP10-NEXT: }
96
97 # CHECK-LABEL: <caller1>:
98 # CHECK: 10010000: bl 0x10010010
99 # CHECK-NEXT: 10010004: blr
100
101 # CHECK-NOP10-LABEL: <caller1>:
102 # CHECK-NOP10: 10010000: bl 0x10010010
103 # CHECK-NOP10-NEXT: 10010004: blr
104
105 ## .plt[2] - 0x10010010 = 0x10030178 - 0x10010010 = 0x20168 = 131432
106 # CHECK-LABEL: <__plt_pcrel_callee_global_stother0>:
107 # CHECK: 10010010: pld 12, 131432(0), 1
108 # CHECK-NEXT: 10010018: mtctr 12
109 # CHECK-NEXT: 1001001c: bctr
110
111 ## No P10; branch to next inst to get addr
112 # CHECK-NOP10-LABEL: <__plt_pcrel_callee_global_stother0>:
113 # CHECK-NOP10: 10010010: mflr 12
114 # CHECK-NOP10-NEXT: bcl 20, 31, 0x10010018
115 # CHECK-NOP10-NEXT: 10010018: mflr 11
116 # CHECK-NOP10-NEXT: mtlr 12
117 # CHECK-NOP10-NEXT: addis 12, 11, 2
118 # CHECK-NOP10-NEXT: ld 12, 352(12)
119 # CHECK-NOP10-NEXT: mtctr 12
120 # CHECK-NOP10-NEXT: bctr
121
122 # CHECK-LABEL: <caller2>:
123 # CHECK: 10020000: bl 0x10020010
124 # CHECK-NEXT: 10020004: blr
125
126 # CHECK-NOP10-LABEL: <caller2>:
127 # CHECK-NOP10: 10020000: bl 0x10020010
128 # CHECK-NOP10-NEXT: 10020004: blr
129
130 ## .plt[3] - 0x10020010 = 0x10030180 - 0x10020010 = 0x10170 = 65904
131 # CHECK-LABEL: <__plt_pcrel_callee_global_stother1>:
132 # CHECK: 10020010: pld 12, 65904(0), 1
133 # CHECK-NEXT: 10020018: mtctr 12
134 # CHECK-NEXT: 1002001c: bctr
135
136 ## no P10; branch to next inst to get addr
137 ## .plt[3]-r11 = 0x10030170-0x10020018 = 65536*1+344
138 # CHECK-NOP10-LABEL: <__plt_pcrel_callee_global_stother1>:
139 # CHECK-NOP10: 10020010: mflr 12
140 # CHECK-NOP10-NEXT: bcl 20, 31, 0x10020018
141 # CHECK-NOP10-NEXT: 10020018: mflr 11
142 # CHECK-NOP10-NEXT: mtlr 12
143 # CHECK-NOP10-NEXT: addis 12, 11, 1
144 # CHECK-NOP10-NEXT: ld 12, 360(12)
145 # CHECK-NOP10-NEXT: mtctr 12
146 # CHECK-NOP10-NEXT: bctr
147
148 # CHECK-LABEL: <caller3>:
149 # CHECK: 10030000: bl 0x10030010
150 # CHECK-NEXT: 10030004: blr
151
152 # CHECK-NOP10-LABEL: <caller3>:
153 # CHECK-NOP10: 10030000: bl 0x10030010
154 # CHECK-NOP10-NEXT: 10030004: blr
155
156 ## .plt[4] - 0x10030010 = 0x10030188 - 0x10030010 = 0x178 = 376
157 # CHECK-LABEL: <__plt_pcrel_callee_global_TOC>:
158 # CHECK: 10030010: pld 12, 376(0), 1
159 # CHECK-NEXT: 10030018: mtctr 12
160 # CHECK-NEXT: 1003001c: bctr
161
162 ## no P10; branch to next inst to get addr
163 ## .plt[4]-r11 = 0x10030178-0x10030018 = 65536*0+352
164 # CHECK-NOP10-LABEL: <__plt_pcrel_callee_global_TOC>:
165 # CHECK-NOP10-NEXT: 10030010: mflr 12
166 # CHECK-NOP10-NEXT: bcl 20, 31, 0x10030018
167 # CHECK-NOP10-NEXT: 10030018: mflr 11
168 # CHECK-NOP10-NEXT: mtlr 12
169 # CHECK-NOP10-NEXT: addis 12, 11, 0
170 # CHECK-NOP10-NEXT: ld 12, 368(12)
171 # CHECK-NOP10-NEXT: mtctr 12
172 # CHECK-NOP10-NEXT: bctr
173
174 .ifdef AUX
175 .section .text_caller1, "ax", %progbits
176 caller1:
177 .localentry caller1, 1
178 bl callee_global_stother0@notoc
179 blr
180 .section .text_caller2, "ax", %progbits
181 caller2:
182 .localentry caller2, 1
183 bl callee_global_stother1@notoc
184 blr
185
186 .section .text_caller3, "ax", %progbits
187 caller3:
188 .localentry caller3, 1
189 bl callee_global_TOC@notoc
190 blr
191
192 .else
193 func_extern:
194 blr
195 .globl callee_global_stother0
196 callee_global_stother0:
197 blr
198 .globl callee_global_stother1
199 callee_global_stother1:
200 .localentry callee_global_stother1, 1
201 ## nop is not needed after bl for R_PPC64_REL24_NOTOC
202 bl func_extern@notoc
203 blr
204 .globl callee_global_TOC
205 callee_global_TOC:
206 .Lfunc_gep1:
207 addis 2, 12, .TOC.-.Lfunc_gep1@ha
208 addi 2, 2, .TOC.-.Lfunc_gep1@l
209 .Lfunc_lep1:
210 .localentry callee_global_TOC, .Lfunc_lep1-.Lfunc_gep1
211 addis 4, 2, global@toc@ha
212 lwz 3, global@toc@l(4)
213 blr
214 global:
215 .long 0
216 .size global, 4
217 .endif
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