| ## Check that yaml2obj is able to produce output |
| ## when a symbol with section index SHN_XINDEX is used, |
| ## but no SHT_SYMTAB_SHNDX section is defined. |
| |
| # RUN: yaml2obj --docnum=1 %s -o %t1 |
| # RUN: not llvm-readobj --symbols 2>&1 %t1 | FileCheck -DFILE=%t1 %s --check-prefix=CASE1 |
| |
| # CASE1: error: '[[FILE]]': extended symbol index (1) is past the end of the SHT_SYMTAB_SHNDX section of size 0 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Sections: |
| - Name: bar |
| Type: SHT_PROGBITS |
| Symbols: |
| - Type: STT_SECTION |
| Index: SHN_XINDEX |
| |
| ## Check that yaml2obj keeps the SHT_SYMTAB_SHNDX section in the output |
| ## even when symbol's section index value is low enough to not require the extended symtab. |
| ## Also, check that symbols in .symtab still have the SHN_XINDEX index. |
| |
| # RUN: yaml2obj --docnum=2 %s -o %t2 |
| # RUN: llvm-readobj --sections --symbols --section-data 2>&1 %t2 | FileCheck %s --check-prefix=CASE2 |
| |
| # CASE2: Section { |
| # CASE2: Name: .symtab_shndx (1) |
| # CASE2-NEXT: Type: SHT_SYMTAB_SHNDX (0x12) |
| |
| # CASE2: Name: .symtab |
| # CASE2: SectionData ( |
| # CASE2-NEXT: 0000: 00000000 00000000 00000000 00000000 |
| # CASE2-NEXT: 0010: 00000000 00000000 00000000 0300FFFF |
| ## ^-- 0xFFFF here is a SHN_XINDEX. |
| # CASE2-NEXT: 0020: 00000000 00000000 00000000 00000000 |
| # CASE2-NEXT: ) |
| |
| # CASE2: Symbol { |
| # CASE2: Name: bar (0) |
| # CASE2-NEXT: Value: 0x0 |
| # CASE2-NEXT: Size: 0 |
| # CASE2-NEXT: Binding: Local (0x0) |
| # CASE2-NEXT: Type: Section (0x3) |
| # CASE2-NEXT: Other: 0 |
| # CASE2-NEXT: Section: bar (0x1) |
| # CASE2-NEXT: } |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Sections: |
| - Name: bar |
| Type: SHT_PROGBITS |
| - Name: .symtab_shndx |
| Type: SHT_SYMTAB_SHNDX |
| Entries: [ 0, 1 ] |
| Link: .symtab |
| Symbols: |
| - Type: STT_SECTION |
| Index: SHN_XINDEX |
| |
| ## Check that yaml2obj allows producing broken SHT_SYMTAB_SHNDX section |
| ## content (in the case below it contains 0xff as an index of a section, |
| ## which is larger than the total number of sections in the file). |
| |
| # RUN: yaml2obj --docnum=3 %s -o %t3 |
| # RUN: not llvm-readobj --symbols 2>&1 %t3 | FileCheck %s -DFILE=%t3 --check-prefix=CASE3 |
| |
| # CASE3: error: '[[FILE]]': invalid section index: 255 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Sections: |
| - Name: bar |
| Type: SHT_PROGBITS |
| - Name: .symtab_shndx |
| Type: SHT_SYMTAB_SHNDX |
| Entries: [ 0, 255 ] |
| Link: .symtab |
| Symbols: |
| - Type: STT_SECTION |
| Index: SHN_XINDEX |
| |
| ## Check that yaml2obj reports an error if a symbol index does not fit into 2 bytes. |
| |
| # RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 | FileCheck %s --check-prefix=CASE4 |
| |
| # CASE4: error: out of range hex16 number |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Symbols: |
| - Type: STT_SECTION |
| Index: 65536 |
| |
| ## Check we can set a custom sh_entsize for SHT_SYMTAB_SHNDX section. |
| |
| # RUN: yaml2obj --docnum=5 %s -o %t5 |
| # RUN: not llvm-readelf -S 2>&1 %t5 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5 |
| |
| # CASE5: error: '[[FILE]]': section [index 1] has an invalid sh_entsize: 2 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab_shndx |
| Type: SHT_SYMTAB_SHNDX |
| Entries: [ 0 ] |
| EntSize: 2 |