test/MC/ELF/ARM/clang-section.s

   1 // RUN: llvm-mc -filetype=obj -triple arm-eabi %s -o - | llvm-readobj -S --symbols | FileCheck %s
   2 // Test that global variables and functions are assigned correct section.
   3         .text
   4         .syntax unified
   5         .eabi_attribute 67, "2.09"      @ Tag_conformance
   6         .eabi_attribute 6, 1    @ Tag_CPU_arch
   7         .eabi_attribute 8, 1    @ Tag_ARM_ISA_use
   8         .eabi_attribute 17, 1   @ Tag_ABI_PCS_GOT_use
   9         .eabi_attribute 20, 1   @ Tag_ABI_FP_denormal
  10         .eabi_attribute 21, 1   @ Tag_ABI_FP_exceptions
  11         .eabi_attribute 23, 3   @ Tag_ABI_FP_number_model
  12         .eabi_attribute 34, 1   @ Tag_CPU_unaligned_access
  13         .eabi_attribute 24, 1   @ Tag_ABI_align_needed
  14         .eabi_attribute 25, 1   @ Tag_ABI_align_preserved
  15         .eabi_attribute 38, 1   @ Tag_ABI_FP_16bit_format
  16         .eabi_attribute 18, 4   @ Tag_ABI_PCS_wchar_t
  17         .eabi_attribute 26, 2   @ Tag_ABI_enum_size
  18         .eabi_attribute 14, 0   @ Tag_ABI_PCS_R9_use
  19         .section        my_text.1,"ax",%progbits
  20         .globl  foo
  21         .p2align        2
  22         .type   foo,%function
  23         .code   32                      @ @foo
  24 foo:
  25         .fnstart
  26 @ %bb.0:                                @ %entry
  27         ldr     r0, .LCPI0_0
  28         ldr     r0, [r0]
  29         mov     pc, lr
  30         .p2align        2
  31 @ %bb.1:
  32 .LCPI0_0:
  33         .long   b
  34 .Lfunc_end0:
  35         .size   foo, .Lfunc_end0-foo
  36         .cantunwind
  37         .fnend
  38
  39         .section        my_text.2,"ax",%progbits
  40         .globl  goo
  41         .p2align        2
  42         .type   goo,%function
  43         .code   32                      @ @goo
  44 goo:
  45         .fnstart
  46 @ %bb.0:                                @ %entry
  47         .save   {r11, lr}
  48         push    {r11, lr}
  49         ldr     r0, .LCPI1_0
  50         ldr     r1, .LCPI1_1
  51         bl      zoo
  52         pop     {r11, lr}
  53         mov     pc, lr
  54         .p2align        2
  55 @ %bb.1:
  56 .LCPI1_0:
  57         .long   _ZL1g
  58 .LCPI1_1:
  59         .long   _ZZ3gooE7lstat_h
  60 .Lfunc_end1:
  61         .size   goo, .Lfunc_end1-goo
  62         .cantunwind
  63         .fnend
  64
  65         .text
  66         .globl  hoo
  67         .p2align        2
  68         .type   hoo,%function
  69         .code   32                      @ @hoo
  70 hoo:
  71         .fnstart
  72 @ %bb.0:                                @ %entry
  73         ldr     r0, .LCPI2_0
  74         ldr     r0, [r0]
  75         mov     pc, lr
  76         .p2align        2
  77 @ %bb.1:
  78 .LCPI2_0:
  79         .long   b
  80 .Lfunc_end2:
  81         .size   hoo, .Lfunc_end2-hoo
  82         .cantunwind
  83         .fnend
  84
  85         .type   a,%object               @ @a
  86         .section        my_bss.1,"aw",%nobits
  87         .globl  a
  88         .p2align        2
  89 a:
  90         .long   0                       @ 0x0
  91         .size   a, 4
  92
  93         .type   b,%object               @ @b
  94         .section        my_data.1,"aw",%progbits
  95         .globl  b
  96         .p2align        2
  97 b:
  98         .long   1                       @ 0x1
  99         .size   b, 4
 100
 101         .type   c,%object               @ @c
 102         .section        my_bss.1,"aw",%nobits
 103         .globl  c
 104         .p2align        2
 105 c:
 106         .zero   16
 107         .size   c, 16
 108
 109         .type   d,%object               @ @d
 110         .globl  d
 111         .p2align        1
 112 d:
 113         .zero   10
 114         .size   d, 10
 115
 116         .type   e,%object               @ @e
 117         .section        my_data.1,"aw",%progbits
 118         .globl  e
 119         .p2align        1
 120 e:
 121         .short  0                       @ 0x0
 122         .short  0                       @ 0x0
 123         .short  1                       @ 0x1
 124         .short  0                       @ 0x0
 125         .short  0                       @ 0x0
 126         .short  0                       @ 0x0
 127         .size   e, 12
 128
 129         .type   f,%object               @ @f
 130         .section        my_rodata.1,"a",%progbits
 131         .globl  f
 132         .p2align        2
 133 f:
 134         .long   2                       @ 0x2
 135         .size   f, 4
 136
 137         .type   h,%object               @ @h
 138         .bss
 139         .globl  h
 140         .p2align        2
 141 h:
 142         .long   0                       @ 0x0
 143         .size   h, 4
 144
 145         .type   i,%object               @ @i
 146         .section        my_bss.2,"aw",%nobits
 147         .globl  i
 148         .p2align        2
 149 i:
 150         .long   0                       @ 0x0
 151         .size   i, 4
 152
 153         .type   j,%object               @ @j
 154         .section        my_rodata.1,"a",%progbits
 155         .globl  j
 156         .p2align        2
 157 j:
 158         .long   4                       @ 0x4
 159         .size   j, 4
 160
 161         .type   k,%object               @ @k
 162         .section        my_bss.2,"aw",%nobits
 163         .globl  k
 164         .p2align        2
 165 k:
 166         .long   0                       @ 0x0
 167         .size   k, 4
 168
 169         .type   _ZZ3gooE7lstat_h,%object @ @_ZZ3gooE7lstat_h
 170         .p2align        2
 171 _ZZ3gooE7lstat_h:
 172         .long   0                       @ 0x0
 173         .size   _ZZ3gooE7lstat_h, 4
 174
 175         .type   _ZL1g,%object           @ @_ZL1g
 176         .section        my_bss.1,"aw",%nobits
 177         .p2align        2
 178 _ZL1g:
 179         .zero   8
 180         .size   _ZL1g, 8
 181
 182         .type   l,%object               @ @l
 183         .section        my_data.2,"aw",%progbits
 184         .globl  l
 185         .p2align        2
 186 l:
 187         .long   5                       @ 0x5
 188         .size   l, 4
 189
 190         .type   m,%object               @ @m
 191         .section        my_rodata.2,"a",%progbits
 192         .globl  m
 193         .p2align        2
 194 m:
 195         .long   6                       @ 0x6
 196         .size   m, 4
 197
 198         .type   n,%object               @ @n
 199         .bss
 200         .globl  n
 201         .p2align        2
 202 n:
 203         .long   0                       @ 0x0
 204         .size   n, 4
 205
 206         .type   o,%object               @ @o
 207         .data
 208         .globl  o
 209         .p2align        2
 210 o:
 211         .long   6                       @ 0x6
 212         .size   o, 4
 213
 214         .type   p,%object               @ @p
 215         .section        .rodata,"a",%progbits
 216         .globl  p
 217         .p2align        2
 218 p:
 219         .long   7                       @ 0x7
 220         .size   p, 4
 221
 222
 223         .ident  "clang version 5.0.0"
 224         .section        ".note.GNU-stack","",%progbits
 225         .eabi_attribute 30, 1   @ Tag_ABI_optimization_goals
 226
 227 //CHECK:   Section {
 228 //CHECK:     Name: .text
 229 //CHECK:     Type: SHT_PROGBITS (0x1)
 230 //CHECK:     Flags [ (0x6)
 231 //CHECK:       SHF_ALLOC (0x2)
 232 //CHECK:       SHF_EXECINSTR (0x4)
 233 //CHECK:     ]
 234 //CHECK:   }
 235 //CHECK:   Section {
 236 //CHECK:     Name: my_text.1
 237 //CHECK:     Type: SHT_PROGBITS (0x1)
 238 //CHECK:     Flags [ (0x6)
 239 //CHECK:       SHF_ALLOC (0x2)
 240 //CHECK:       SHF_EXECINSTR (0x4)
 241 //CHECK:     ]
 242 //CHECK:   }
 243 //CHECK:   Section {
 244 //CHECK:     Name: my_text.2
 245 //CHECK:     Type: SHT_PROGBITS (0x1)
 246 //CHECK:     Flags [ (0x6)
 247 //CHECK:       SHF_ALLOC (0x2)
 248 //CHECK:       SHF_EXECINSTR (0x4)
 249 //CHECK:     ]
 250 //CHECK:   }
 251 //CHECK:   Section {
 252 //CHECK:     Name: my_bss.1
 253 //CHECK:     Type: SHT_NOBITS (0x8)
 254 //CHECK:     Flags [ (0x3)
 255 //CHECK:       SHF_ALLOC (0x2)
 256 //CHECK:       SHF_WRITE (0x1)
 257 //CHECK:     ]
 258 //CHECK:   }
 259 //CHECK:   Section {
 260 //CHECK:     Name: my_data.1
 261 //CHECK:     Type: SHT_PROGBITS (0x1)
 262 //CHECK:     Flags [ (0x3)
 263 //CHECK:       SHF_ALLOC (0x2)
 264 //CHECK:       SHF_WRITE (0x1)
 265 //CHECK:     ]
 266 //CHECK:   }
 267 //CHECK:   Section {
 268 //CHECK:     Name: my_rodata.1
 269 //CHECK:     Type: SHT_PROGBITS (0x1)
 270 //CHECK:     Flags [ (0x2)
 271 //CHECK:       SHF_ALLOC (0x2)
 272 //CHECK:     ]
 273 //CHECK:   }
 274 //CHECK:   Section {
 275 //CHECK:     Name: .bss
 276 //CHECK:     Type: SHT_NOBITS (0x8)
 277 //CHECK:     Flags [ (0x3)
 278 //CHECK:       SHF_ALLOC (0x2)
 279 //CHECK:       SHF_WRITE (0x1)
 280 //CHECK:     ]
 281 //CHECK:   }
 282 //CHECK:   Section {
 283 //CHECK:     Name: my_bss.2
 284 //CHECK:     Type: SHT_NOBITS (0x8)
 285 //CHECK:     Flags [ (0x3)
 286 //CHECK:       SHF_ALLOC (0x2)
 287 //CHECK:       SHF_WRITE (0x1)
 288 //CHECK:     ]
 289 //CHECK:   }
 290 //CHECK:   Section {
 291 //CHECK:     Name: my_data.2
 292 //CHECK:     Type: SHT_PROGBITS (0x1)
 293 //CHECK:     Flags [ (0x3)
 294 //CHECK:       SHF_ALLOC (0x2)
 295 //CHECK:       SHF_WRITE (0x1)
 296 //CHECK:     ]
 297 //CHECK:   }
 298 //CHECK:   Section {
 299 //CHECK:     Name: my_rodata.2
 300 //CHECK:     Type: SHT_PROGBITS (0x1)
 301 //CHECK:     Flags [ (0x2)
 302 //CHECK:       SHF_ALLOC (0x2)
 303 //CHECK:     ]
 304 //CHECK:   }
 305 //CHECK:   Section {
 306 //CHECK:     Name: .data
 307 //CHECK:     Type: SHT_PROGBITS (0x1)
 308 //CHECK:     Flags [ (0x3)
 309 //CHECK:       SHF_ALLOC (0x2)
 310 //CHECK:       SHF_WRITE (0x1)
 311 //CHECK:     ]
 312 //CHECK:   }
 313 //CHECK:   Section {
 314 //CHECK:     Name: .rodata
 315 //CHECK:     Type: SHT_PROGBITS (0x1)
 316 //CHECK:     Flags [ (0x2)
 317 //CHECK:       SHF_ALLOC (0x2)
 318 //CHECK:     ]
 319 //CHECK:   }
 320 //CHECK:   Symbol {
 321 //CHECK:     Name: _ZL1g
 322 //CHECK:     Section: my_bss.1 (0xE)
 323 //CHECK:   }
 324 //CHECK:   Symbol {
 325 //CHECK:     Name: _ZZ3gooE7lstat_h
 326 //CHECK:     Section: my_bss.2 (0x12)
 327 //CHECK:   }
 328 //CHECK:   Symbol {
 329 //CHECK:     Name: a
 330 //CHECK:     Section: my_bss.1 (0xE)
 331 //CHECK:   }
 332 //CHECK:   Symbol {
 333 //CHECK:     Name: b
 334 //CHECK:     Section: my_data.1 (0xF)
 335 //CHECK:   }
 336 //CHECK:   Symbol {
 337 //CHECK:     Name: c
 338 //CHECK:     Section: my_bss.1 (0xE)
 339 //CHECK:   }
 340 //CHECK:   Symbol {
 341 //CHECK:     Name: d
 342 //CHECK:     Section: my_bss.1 (0xE)
 343 //CHECK:   }
 344 //CHECK:   Symbol {
 345 //CHECK:     Name: e
 346 //CHECK:     Section: my_data.1 (0xF)
 347 //CHECK:   }
 348 //CHECK:   Symbol {
 349 //CHECK:     Name: f
 350 //CHECK:     Section: my_rodata.1 (0x10)
 351 //CHECK:   }
 352 //CHECK:   Symbol {
 353 //CHECK:     Name: foo
 354 //CHECK:     Section: my_text.1 (0x4)
 355 //CHECK:   }
 356 //CHECK:   Symbol {
 357 //CHECK:     Name: goo
 358 //CHECK:     Section: my_text.2 (0x8)
 359 //CHECK:   }
 360 //CHECK:   Symbol {
 361 //CHECK:     Name: h
 362 //CHECK:     Section: .bss (0x11)
 363 //CHECK:   }
 364 //CHECK:   Symbol {
 365 //CHECK:     Name: hoo
 366 //CHECK:     Section: .text (0x2)
 367 //CHECK:   }
 368 //CHECK:   Symbol {
 369 //CHECK:     Name: i
 370 //CHECK:     Section: my_bss.2 (0x12)
 371 //CHECK:   }
 372 //CHECK:   Symbol {
 373 //CHECK:     Name: j
 374 //CHECK:     Section: my_rodata.1 (0x10)
 375 //CHECK:   }
 376 //CHECK:   Symbol {
 377 //CHECK:     Name: k
 378 //CHECK:     Section: my_bss.2 (0x12)
 379 //CHECK:   }
 380 //CHECK:   Symbol {
 381 //CHECK:     Name: l
 382 //CHECK:     Section: my_data.2 (0x13)
 383 //CHECK:   }
 384 //CHECK:   Symbol {
 385 //CHECK:     Name: m
 386 //CHECK:     Section: my_rodata.2 (0x14)
 387 //CHECK:   }
 388 //CHECK:   Symbol {
 389 //CHECK:     Name: n
 390 //CHECK:     Section: .bss (0x11)
 391 //CHECK:   }
 392 //CHECK:   Symbol {
 393 //CHECK:     Name: o
 394 //CHECK:     Section: .data (0x15)
 395 //CHECK:   }
 396 //CHECK:   Symbol {
 397 //CHECK:     Name: p
 398 //CHECK:     Section: .rodata (0x16)
 399 //CHECK:   }