230 lines · yaml
1## For implicit dynamic symbol table sections, `Size` and/or `Content`2## fields can also be specified in YAML. Here we test the behavior in3## different cases.4 5## When no `Size` or `Content` is specified for a dynamic symbol table section,6## yaml2obj writes the default content.7 8# RUN: yaml2obj --docnum=1 %s -o %t19# RUN: llvm-readelf %t1 --dyn-symbols | FileCheck %s --check-prefix=CASE110 11# CASE1: Symbol table '.dynsym' contains 2 entries:12# CASE1-NEXT: Num: Value Size Type Bind Vis Ndx Name13# CASE1-NEXT: 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND14# CASE1-NEXT: 1: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND foo15# CASE1-EMPTY:16 17--- !ELF18FileHeader:19 Class: ELFCLASS6420 Data: ELFDATA2LSB21 Type: ET_DYN22Sections:23 - Name: .dynsym24 Type: SHT_DYNSYM25DynamicSymbols:26 - Name: foo27 Binding: STB_GLOBAL28 29## Specifying both `Size` and symbols at the same time is not allowed for .dynsym.30 31# RUN: not yaml2obj --docnum=2 %s 2>&1 | FileCheck %s --implicit-check-not=error --check-prefix=CASE232# RUN: not yaml2obj --docnum=3 %s 2>&1 | FileCheck %s --implicit-check-not=error --check-prefix=CASE233 34# CASE2: yaml2obj: error: cannot specify both `Size` and `DynamicSymbols` for symbol table section '.dynsym'35 36--- !ELF37FileHeader:38 Class: ELFCLASS6439 Data: ELFDATA2LSB40 Type: ET_DYN41Sections:42 - Name: .dynsym43 Type: SHT_DYNSYM44 Size: 0x10045 - Name: .dynsym246 Type: SHT_DYNSYM47 Size: 0x10048DynamicSymbols:49 - Name: foo50 Binding: STB_GLOBAL51 52--- !ELF53FileHeader:54 Class: ELFCLASS6455 Data: ELFDATA2LSB56 Type: ET_DYN57Sections:58 - Name: .dynsym59 Type: SHT_DYNSYM60 Size: 0x10061 - Name: .dynsym262 Type: SHT_DYNSYM63 Size: 0x10064DynamicSymbols: []65 66## Specifying both `Content` and symbols at the same time is not allowed for .dynsym.67 68# RUN: not yaml2obj --docnum=4 %s 2>&1 | FileCheck %s --implicit-check-not=error --check-prefix=CASE369# RUN: not yaml2obj --docnum=5 %s 2>&1 | FileCheck %s --implicit-check-not=error --check-prefix=CASE370 71# CASE3: yaml2obj: error: cannot specify both `Content` and `DynamicSymbols` for symbol table section '.dynsym'72 73--- !ELF74FileHeader:75 Class: ELFCLASS6476 Data: ELFDATA2LSB77 Type: ET_DYN78Sections:79 - Name: .dynsym80 Type: SHT_DYNSYM81 Content: "00"82 - Name: .dynsym283 Type: SHT_DYNSYM84 Content: "00"85DynamicSymbols:86 - Name: foo87 Binding: STB_GLOBAL88 89--- !ELF90FileHeader:91 Class: ELFCLASS6492 Data: ELFDATA2LSB93 Type: ET_DYN94Sections:95 - Name: .dynsym96 Type: SHT_DYNSYM97 Content: "00"98 - Name: .dynsym299 Type: SHT_DYNSYM100 Content: "00"101DynamicSymbols: []102 103## Check we can use just `Content` to emit custom data in the symbol table section.104# RUN: yaml2obj --docnum=6 %s -o %t4105# RUN: llvm-readobj --section-data -S %t4 | FileCheck %s --check-prefix=CASE4106 107# CASE4: Name: .dynsym108# CASE4-NEXT: Type: SHT_DYNSYM109# CASE4-NEXT: Flags [110# CASE4-NEXT: SHF_ALLOC111# CASE4-NEXT: ]112# CASE4-NEXT: Address: 0x0113# CASE4-NEXT: Offset: 0x40114# CASE4-NEXT: Size: 2115# CASE4-NEXT: Link: 0116# CASE4-NEXT: Info: 1117# CASE4-NEXT: AddressAlignment: 0118# CASE4-NEXT: EntrySize: 24119# CASE4-NEXT: SectionData (120# CASE4-NEXT: 0000: 0123121# CASE4-NEXT: )122 123--- !ELF124FileHeader:125 Class: ELFCLASS64126 Data: ELFDATA2LSB127 Type: ET_DYN128Sections:129 - Name: .dynsym130 Type: SHT_DYNSYM131 Content: "0123"132 133## Check we can use just `Size` to emit custom data filled with zeroes134## in the symbol table section.135# RUN: yaml2obj --docnum=7 %s -o %t5136# RUN: llvm-readobj --section-data -S %t5 | FileCheck %s --check-prefix=CASE5137 138# CASE5: Name: .dynsym139# CASE5-NEXT: Type: SHT_DYNSYM140# CASE5-NEXT: Flags [141# CASE5-NEXT: SHF_ALLOC142# CASE5-NEXT: ]143# CASE5-NEXT: Address: 0x0144# CASE5-NEXT: Offset: 0x40145# CASE5-NEXT: Size: 5146# CASE5-NEXT: Link: 0147# CASE5-NEXT: Info: 1148# CASE5-NEXT: AddressAlignment: 0149# CASE5-NEXT: EntrySize: 24150# CASE5-NEXT: SectionData (151# CASE5-NEXT: 0000: 00000000 00152# CASE5-NEXT: )153 154--- !ELF155FileHeader:156 Class: ELFCLASS64157 Data: ELFDATA2LSB158 Type: ET_DYN159Sections:160 - Name: .dynsym161 Type: SHT_DYNSYM162 Size: 5163 164## Check we can specify both `Size` and `Content` when size is greater165## than content size. In this case zeroes are added as padding166## after after the specified content.167 168# RUN: yaml2obj --docnum=8 %s -o %t6169# RUN: llvm-readobj %t6 --section-data -S | FileCheck %s --check-prefix=CASE6170 171# CASE6: Name: .dynsym172# CASE6-NEXT: Type: SHT_DYNSYM173# CASE6-NEXT: Flags [174# CASE6-NEXT: SHF_ALLOC175# CASE6-NEXT: ]176# CASE6-NEXT: Address: 0x0177# CASE6-NEXT: Offset: 0x40178# CASE6-NEXT: Size: 4179# CASE6-NEXT: Link: 0180# CASE6-NEXT: Info: 1181# CASE6-NEXT: AddressAlignment: 0182# CASE6-NEXT: EntrySize: 24183# CASE6-NEXT: SectionData (184# CASE6-NEXT: 0000: 01230000185# CASE6-NEXT: )186 187--- !ELF188FileHeader:189 Class: ELFCLASS64190 Data: ELFDATA2LSB191 Type: ET_DYN192Sections:193 - Name: .dynsym194 Type: SHT_DYNSYM195 Content: "0123"196 Size: 4197 198## Check we can specify both `Size` and `Content` when size is199## equal to content size.200 201# RUN: yaml2obj --docnum=9 %s -o %t7202# RUN: llvm-readobj --section-data -S %t7 | FileCheck %s --check-prefix=CASE7203 204# CASE7: Name: .dynsym205# CASE7-NEXT: Type: SHT_DYNSYM206# CASE7-NEXT: Flags [207# CASE7-NEXT: SHF_ALLOC208# CASE7-NEXT: ]209# CASE7-NEXT: Address: 0x0210# CASE7-NEXT: Offset: 0x40211# CASE7-NEXT: Size: 2212# CASE7-NEXT: Link: 0213# CASE7-NEXT: Info: 1214# CASE7-NEXT: AddressAlignment: 0215# CASE7-NEXT: EntrySize: 24216# CASE7-NEXT: SectionData (217# CASE7-NEXT: 0000: 0123218# CASE7-NEXT: )219 220--- !ELF221FileHeader:222 Class: ELFCLASS64223 Data: ELFDATA2LSB224 Type: ET_DYN225Sections:226 - Name: .dynsym227 Type: SHT_DYNSYM228 Content: "0123"229 Size: 2230