llvm/test/tools/llvm-readobj/ELF/packed-relocs-errors.s

   1 # REQUIRES: x86-registered-target
   2
   3 ## Test that we report meaningful warnings when dumping
   4 ## broken Android's packed relocation sections.
   5
   6 # RUN: split-file %s %t
   7
   8 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t/asm1.s -o %t1.o
   9 # RUN: llvm-readobj --relocations %t1.o 2>&1 | FileCheck %s -DFILE=%t1.o --check-prefix=ERR-HEADER
  10 # RUN: llvm-readelf --relocations %t1.o 2>&1 | FileCheck %s -DFILE=%t1.o --check-prefix=ERR-HEADER
  11
  12 #--- asm1.s
  13 .section .rela.dyn, "a", @0x60000001
  14 .ascii "APS9"
  15
  16 # ERR-HEADER: warning: '[[FILE]]': unable to read relocations from SHT_ANDROID_REL section with index 3: invalid packed relocation header
  17
  18 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t/asm2.s -o %t2.o
  19 # RUN: llvm-readobj --relocations %t2.o 2>&1 | FileCheck %s -DFILE=%t2.o --check-prefix=ERR-PAST-END
  20 # RUN: llvm-readelf --relocations %t2.o 2>&1 | FileCheck %s -DFILE=%t2.o --check-prefix=ERR-PAST-END
  21
  22 #--- asm2.s
  23 .section .rela.dyn, "a", @0x60000001
  24 .ascii "APS2"
  25
  26 # ERR-PAST-END: warning: '[[FILE]]': unable to read relocations from SHT_ANDROID_REL section with index 3: unable to decode LEB128 at offset 0x{{([[:xdigit:]]{8})}}: malformed sleb128, extends past end
  27
  28 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t/asm3.s -o %t3.o
  29 # RUN: llvm-readobj --relocations %t3.o 2>&1 | FileCheck %s -DFILE=%t3.o --check-prefix=ERR-PAST-END
  30 # RUN: llvm-readelf --relocations %t3.o 2>&1 | FileCheck %s -DFILE=%t3.o --check-prefix=ERR-PAST-END
  31
  32 #--- asm3.s
  33 .section .rela.dyn, "a", @0x60000001
  34 .ascii "APS2"
  35 .sleb128 4 ## Number of relocations
  36 .sleb128 0 ## Initial offset
  37
  38 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t/asm4.s -o %t4.o
  39 # RUN: llvm-readobj --relocations %t4.o 2>&1 | FileCheck %s -DFILE=%t4.o --check-prefix=ERR-PAST-END
  40 # RUN: llvm-readelf --relocations %t4.o 2>&1 | FileCheck %s -DFILE=%t4.o --check-prefix=ERR-PAST-END
  41
  42 #--- asm4.s
  43 .section .rela.dyn, "a", @0x60000001
  44 .ascii "APS2"
  45 .sleb128 4 ## Number of relocations
  46 .sleb128 0 ## Initial offset
  47
  48 .sleb128 2 ## Number of relocations in group
  49 .sleb128 2 ## RELOCATION_GROUPED_BY_OFFSET_DELTA_FLAG
  50 .sleb128 8 ## offset delta
  51
  52 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t/asm5.s -o %t5.o
  53 # RUN: llvm-readobj --relocations %t5.o 2>&1 | FileCheck %s -DFILE=%t5.o --check-prefix=ERR-LARGE
  54 # RUN: llvm-readelf --relocations %t5.o 2>&1 | FileCheck %s -DFILE=%t5.o --check-prefix=ERR-LARGE
  55
  56 # ERR-LARGE: warning: '[[FILE]]': unable to read relocations from SHT_ANDROID_REL section with index 3: relocation group unexpectedly large
  57
  58 #--- asm5.s
  59 .section .rela.dyn, "a", @0x60000001
  60 .ascii "APS2"
  61 .sleb128 4 ## Number of relocations
  62 .sleb128 0 ## Initial offset
  63
  64 .sleb128 5 ## Number of relocations in group
  65 .sleb128 2 ## RELOCATION_GROUPED_BY_OFFSET_DELTA_FLAG
  66 .sleb128 8 ## offset delta