192 lines · yaml
1## Check that yaml2obj is able to produce output2## when a symbol with section index SHN_XINDEX is used,3## but no SHT_SYMTAB_SHNDX section is defined.4 5# RUN: yaml2obj --docnum=1 %s -o %t16# RUN: llvm-readobj --symbols 2>&1 %t1 | FileCheck -DFILE=%t1 %s --check-prefix=CASE17 8# CASE1: warning: '[[FILE]]': found an extended symbol index (1), but unable to locate the extended symbol index table9 10--- !ELF11FileHeader:12 Class: ELFCLASS6413 Data: ELFDATA2LSB14 Type: ET_REL15Sections:16 - Name: bar17 Type: SHT_PROGBITS18Symbols:19 - Type: STT_SECTION20 Index: SHN_XINDEX21 22## Check that yaml2obj keeps the SHT_SYMTAB_SHNDX section in the output23## even when symbol's section index value is low enough to not require the extended symtab.24## Also, check that symbols in .symtab still have the SHN_XINDEX index.25 26# RUN: yaml2obj --docnum=2 %s -o %t227# RUN: llvm-readobj --sections --symbols --section-data 2>&1 %t2 | FileCheck %s --check-prefix=CASE228 29# CASE2: Section {30# CASE2: Name: .symtab_shndx (1)31# CASE2-NEXT: Type: SHT_SYMTAB_SHNDX (0x12)32 33# CASE2: Name: .symtab34# CASE2: SectionData (35# CASE2-NEXT: 0000: 00000000 00000000 00000000 0000000036# CASE2-NEXT: 0010: 00000000 00000000 00000000 0300FFFF37## ^-- 0xFFFF here is a SHN_XINDEX.38# CASE2-NEXT: 0020: 00000000 00000000 00000000 0000000039# CASE2-NEXT: )40 41# CASE2: Symbol {42# CASE2: Name: bar (0)43# CASE2-NEXT: Value: 0x044# CASE2-NEXT: Size: 045# CASE2-NEXT: Binding: Local (0x0)46# CASE2-NEXT: Type: Section (0x3)47# CASE2-NEXT: Other: 048# CASE2-NEXT: Section: bar (0x1)49# CASE2-NEXT: }50 51--- !ELF52FileHeader:53 Class: ELFCLASS6454 Data: ELFDATA2LSB55 Type: ET_REL56Sections:57 - Name: bar58 Type: SHT_PROGBITS59 - Name: .symtab_shndx60 Type: SHT_SYMTAB_SHNDX61 Entries: [ 0, 1 ]62 Link: .symtab63Symbols:64 - Type: STT_SECTION65 Index: SHN_XINDEX66 67## Check that yaml2obj allows producing broken SHT_SYMTAB_SHNDX section68## content (in the case below it contains 0xff as an index of a section,69## which is larger than the total number of sections in the file).70 71# RUN: yaml2obj --docnum=3 %s -o %t372# RUN: llvm-readobj --symbols 2>&1 %t3 | FileCheck %s -DFILE=%t3 --check-prefix=CASE373 74# CASE3: warning: '[[FILE]]': invalid section index: 25575 76--- !ELF77FileHeader:78 Class: ELFCLASS6479 Data: ELFDATA2LSB80 Type: ET_REL81Sections:82 - Name: bar83 Type: SHT_PROGBITS84 - Name: .symtab_shndx85 Type: SHT_SYMTAB_SHNDX86 Entries: [ 0, 255 ]87 Link: .symtab88Symbols:89 - Type: STT_SECTION90 Index: SHN_XINDEX91 92## Check that yaml2obj reports an error if a symbol index does not fit into 2 bytes.93 94# RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 | FileCheck %s --check-prefix=CASE495 96# CASE4: error: out of range hex16 number97 98--- !ELF99FileHeader:100 Class: ELFCLASS64101 Data: ELFDATA2LSB102 Type: ET_REL103Symbols:104 - Type: STT_SECTION105 Index: 65536106 107## Check we can set a custom sh_entsize for SHT_SYMTAB_SHNDX section.108 109# RUN: yaml2obj --docnum=5 %s -o %t5110# RUN: llvm-readelf -S 2>&1 %t5 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5111 112# CASE5: warning: '[[FILE]]': section [index 1] has invalid sh_entsize: expected 4, but got 2113 114--- !ELF115FileHeader:116 Class: ELFCLASS64117 Data: ELFDATA2LSB118 Type: ET_REL119Sections:120 - Name: .symtab_shndx121 Type: SHT_SYMTAB_SHNDX122 Entries: [ 0 ]123 EntSize: 2124 125## Check we can use the "Content" key with the "Size" key when the size is greater126## than or equal to the content size.127 128# RUN: not yaml2obj --docnum=6 -DSIZE=1 -DCONTENT="'0011'" %s 2>&1 | \129# RUN: FileCheck %s --check-prefix=CONTENT-SIZE-ERR130 131# CONTENT-SIZE-ERR: error: Section size must be greater than or equal to the content size132 133--- !ELF134FileHeader:135 Class: ELFCLASS64136 Data: ELFDATA2LSB137 Type: ET_DYN138Sections:139 - Name: .symtab_shndx140 Type: SHT_SYMTAB_SHNDX141 Link: .symtab142 Size: [[SIZE=<none>]]143 Content: [[CONTENT=<none>]]144 Entries: [[ENTRIES=<none>]]145 - Name: .symtab146 Type: SHT_SYMTAB147## llvm-readobj validates that SHT_SYMTAB_SHNDX section has the same number148## of entries that the symbol table associated has.149 Size: [[SYMTAB=0x24]]150 151# RUN: yaml2obj --docnum=6 -DSIZE=4 -DCONTENT="'00112233'" %s -o %t.cont.size.eq.o152# RUN: llvm-readobj --sections --section-data %t.cont.size.eq.o | \153# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00112233"154 155# RUN: yaml2obj --docnum=6 -DSIZE=8 -DSYMTAB=0x36 -DCONTENT="'00112233'" %s -o %t.cont.size.gr.o156# RUN: llvm-readobj --sections --section-data %t.cont.size.gr.o | \157# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00112233 00000000"158 159# CHECK-CONTENT: Name: .symtab_shndx160# CHECK-CONTENT: SectionData (161# CHECK-CONTENT-NEXT: 0000: [[DATA]] |162# CHECK-CONTENT-NEXT: )163 164## Check we can use the "Size" key alone to create the section.165 166# RUN: yaml2obj --docnum=6 -DSIZE=4 %s -o %t.size.o167# RUN: llvm-readobj --sections --section-data %t.size.o | \168# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00000000"169 170## Check we can use the "Content" key alone to create the section.171 172# RUN: yaml2obj --docnum=6 -DCONTENT="'11223344'" %s -o %t.content.o173# RUN: llvm-readobj --sections --section-data %t.content.o | \174# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="11223344"175 176## Check we can't use the "Entries" key together with the "Content" or "Size" keys.177 178# RUN: not yaml2obj --docnum=6 -DSIZE=0 -DENTRIES="[]" %s 2>&1 | \179# RUN: FileCheck %s --check-prefix=ENTRIES-ERR180# RUN: not yaml2obj --docnum=6 -DCONTENT="'00'" -DENTRIES="[]" %s 2>&1 | \181# RUN: FileCheck %s --check-prefix=ENTRIES-ERR182 183# ENTRIES-ERR: error: "Entries" cannot be used with "Content" or "Size"184 185## Check we create an empty section when none of "Size", "Entries" or "Content" are specified.186 187# RUN: yaml2obj --docnum=6 -DSYMTAB=0x0 %s -o %t.empty188# RUN: llvm-readelf --sections %t.empty | FileCheck %s --check-prefix=EMPTY189 190# EMPTY: [Nr] Name Type Address Off Size191# EMPTY: [ 1] .symtab_shndx SYMTAB SECTION INDICES 0000000000000000 000040 000000192