221 lines · yaml
1## Check that obj2yaml is able to dump a normal object which2## contains the SHT_SYMTAB_SHNDX section and symbols with3## section index == SHN_XINDEX.4 5# RUN: yaml2obj --docnum=1 %s -o %t16# RUN: obj2yaml %t1 | FileCheck %s --check-prefix=CASE17 8# CASE1: --- !ELF9# CASE1-NEXT: FileHeader:10# CASE1-NEXT: Class: ELFCLASS6411# CASE1-NEXT: Data: ELFDATA2LSB12# CASE1-NEXT: Type: ET_REL13# CASE1-NEXT: Sections:14# CASE1-NEXT: - Name: bar15# CASE1-NEXT: Type: SHT_PROGBITS16# CASE1-NEXT: - Name: .symtab_shndx17# CASE1-NEXT: Type: SHT_SYMTAB_SHNDX18# CASE1-NEXT: Link: .symtab19# CASE1-NEXT: Entries: [ 0, 1, 2 ]20# CASE1-NEXT: Symbols:21# CASE1-NEXT: - Name: bar22# CASE1-NEXT: Type: STT_SECTION23# CASE1-NEXT: Index: SHN_XINDEX24# CASE1-NEXT: - Name: .symtab_shndx25# CASE1-NEXT: Type: STT_SECTION26# CASE1-NEXT: Index: SHN_XINDEX27# CASE1-NEXT: ...28 29--- !ELF30FileHeader:31 Class: ELFCLASS6432 Data: ELFDATA2LSB33 Type: ET_REL34Sections:35 - Name: bar36 Type: SHT_PROGBITS37 - Name: .symtab_shndx38 Type: SHT_SYMTAB_SHNDX39 Entries: [ 0, 1, 2 ]40 Link: .symtab41Symbols:42 - Type: STT_SECTION43 Index: SHN_XINDEX44 - Type: STT_SECTION45 Index: SHN_XINDEX46 47## Check that yaml2obj is unable to dump an object, which has48## symbols with section index == SHN_XINDEX, but no SHT_SYMTAB_SHNDX section.49 50# RUN: yaml2obj --docnum=2 %s -o %t251# RUN: not obj2yaml %t2 2>&1 | FileCheck %s -DFILE=%t2 --check-prefix=CASE252 53# CASE2: Error reading file: [[FILE]]: found an extended symbol index (1), but unable to locate the extended symbol index table54 55--- !ELF56FileHeader:57 Class: ELFCLASS6458 Data: ELFDATA2LSB59 Type: ET_REL60Symbols:61 - Type: STT_SECTION62 Index: SHN_XINDEX63 64## Check that yaml2obj is unable to dump an object, which has symbols with65## section index == SHN_XINDEX, but SHT_SYMTAB_SHNDX table contains invalid indices66## that are larger than total number of the sections.67 68# RUN: yaml2obj --docnum=3 %s -o %t369# RUN: not obj2yaml %t3 2>&1 | FileCheck %s -DFILE=%t3 --check-prefix=CASE370 71# CASE3: Error reading file: [[FILE]]: invalid section index: 25472 73--- !ELF74FileHeader:75 Class: ELFCLASS6476 Data: ELFDATA2LSB77 Type: ET_REL78Sections:79 - Name: bar80 Type: SHT_PROGBITS81 - Name: .symtab_shndx82 Type: SHT_SYMTAB_SHNDX83 Entries: [ 0, 254 ]84 Link: .symtab85Symbols:86 - Type: STT_SECTION87 Index: SHN_XINDEX88 89## Check that yaml2obj is unable to dump an object, which has symbols with90## section index == SHN_XINDEX, but SHT_SYMTAB_SHNDX table contains more91## entries than the number of symbols in .symtab.92 93# RUN: yaml2obj --docnum=4 %s -o %t494# RUN: not obj2yaml %t4 2>&1 | FileCheck %s -DFILE=%t4 --check-prefix=CASE495 96## CASE4: Error reading file: [[FILE]]: unable to read extended section indexes: SHT_SYMTAB_SHNDX has 3 entries, but the symbol table associated has 297 98--- !ELF99FileHeader:100 Class: ELFCLASS64101 Data: ELFDATA2LSB102 Type: ET_REL103Sections:104 - Name: bar105 Type: SHT_PROGBITS106 - Name: .symtab_shndx107 Type: SHT_SYMTAB_SHNDX108 Entries: [ 0, 1, 2 ]109 Link: .symtab110Symbols:111 - Type: STT_SECTION112 Index: SHN_XINDEX113 114## ELF gABI allows having multiple SHT_SYMTAB_SHNDX sections.115## Only one is allowed to be linked with a corresponding symbol table section though.116## Check we report an error when multiple SHT_SYMTAB_SHNDX sections are linked117## to the same symbol table.118 119# RUN: yaml2obj --docnum=5 %s -o %t5120# RUN: not obj2yaml %t5 2>&1 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5121 122# CASE5: Error reading file: [[FILE]]: multiple SHT_SYMTAB_SHNDX sections are linked to the same symbol table with index 5123 124--- !ELF125FileHeader:126 Class: ELFCLASS64127 Data: ELFDATA2LSB128 Type: ET_REL129Sections:130 - Name: .symtab_shndx1131 Type: SHT_SYMTAB_SHNDX132 Entries: [ 0, 1 ]133 EntSize: 4134 Link: .symtab135 - Name: .symtab_shndx2136 Type: SHT_SYMTAB_SHNDX137 Entries: [ 0, 2 ]138 Link: [[LINK=.symtab]]139Symbols:140 - Type: STT_SECTION141 Index: SHN_XINDEX142DynamicSymbols:143 - Type: STT_SECTION144 Index: SHN_XINDEX145 146## Check it is possible to dump an object that has multiple SHT_SYMTAB_SHNDX sections.147## Check that yaml2obj can dump the object and dynamic symbols properly when148## the SHT_SYMTAB_SHNDX section is associated with a SHT_DYNSYM section.149 150# RUN: yaml2obj --docnum=5 -DLINK=.dynsym %s -o %t5.multiple151# RUN: obj2yaml %t5.multiple | FileCheck %s --check-prefix=MULTIPLE-SYMTAB152 153# MULTIPLE-SYMTAB: - Name: .symtab_shndx1154# MULTIPLE-SYMTAB-NEXT: Type: SHT_SYMTAB_SHNDX155# MULTIPLE-SYMTAB-NEXT: Link: .symtab156# MULTIPLE-SYMTAB: - Name: .symtab_shndx2157# MULTIPLE-SYMTAB-NEXT: Type: SHT_SYMTAB_SHNDX158# MULTIPLE-SYMTAB-NEXT: Link: .dynsym159# MULTIPLE-SYMTAB: Symbols:160# MULTIPLE-SYMTAB-NEXT: - Name: .symtab_shndx1161# MULTIPLE-SYMTAB-NEXT: Type: STT_SECTION162# MULTIPLE-SYMTAB-NEXT: Index: SHN_XINDEX163# MULTIPLE-SYMTAB-NEXT: DynamicSymbols:164# MULTIPLE-SYMTAB-NEXT: - Name: .symtab_shndx2165# MULTIPLE-SYMTAB-NEXT: Type: STT_SECTION166# MULTIPLE-SYMTAB-NEXT: Index: SHN_XINDEX167 168## Check that yaml2obj can't dump the object if SHT_SYMTAB_SHNDX is169## not associated with a SHT_SYMTAB section (this case is illegal).170 171# RUN: yaml2obj --docnum=6 %s -o %t6172# RUN: not obj2yaml %t6 2>&1 | FileCheck %s -DFILE=%t6 --check-prefix=CASE6173 174# CASE6: Error reading file: [[FILE]]: unable to read extended section indexes: SHT_SYMTAB_SHNDX section is linked with SHT_PROGBITS section (expected SHT_SYMTAB/SHT_DYNSYM)175 176--- !ELF177FileHeader:178 Class: ELFCLASS64179 Data: ELFDATA2LSB180 Type: ET_REL181Sections:182 - Name: .symtab_shndx183 Type: SHT_SYMTAB_SHNDX184 Entries: [ 0 ]185 Link: .foo186 - Name: .foo187 Type: SHT_PROGBITS188 189## Check that we are unable to dump the SHT_SYMTAB_SHNDX section when its190## sh_entsize has an unexpected value (not equal to 4).191 192# RUN: yaml2obj -DENTSIZE=0xff --docnum=7 %s -o %t7.entsize.bad193# RUN: not obj2yaml %t7.entsize.bad 2>&1 | \194# RUN: FileCheck %s -DFILE=%t7.entsize.bad --check-prefix=CASE7-BAD195 196# CASE7-BAD: Error reading file: [[FILE]]: unable to read extended section indexes: section [index 1] has invalid sh_entsize: expected 4, but got 255197 198## Check we don't print the "EntSize" field when the "sh_entsize" field has the default value.199 200# RUN: yaml2obj -DENTSIZE=4 --docnum=7 %s -o %t7.entsize.ok201# RUN: obj2yaml %t7.entsize.ok | FileCheck %s -DFILE=%t7.entsize.ok --check-prefix=CASE7202 203# CASE7: - Name: .symtab_shndx204# CASE7-NEXT: Type: SHT_SYMTAB_SHNDX205# CASE7-NEXT: Link: .symtab206# CASE7-NEXT: Entries: [ 0 ]207# CASE7-NEXT: Symbols:208 209--- !ELF210FileHeader:211 Class: ELFCLASS64212 Data: ELFDATA2LSB213 Type: ET_REL214Sections:215 - Name: .symtab_shndx216 Type: SHT_SYMTAB_SHNDX217 EntSize: [[ENTSIZE]]218 Entries: [ 0 ]219 Link: .symtab220Symbols: []221