| ## For implicit symbol table sections, `Size` and/or `Content` fields can also |
| ## be specified in YAML. Here we test the behavior in different cases. |
| |
| ## When no `Size` or `Content` is specified for a symbol table section, |
| ## yaml2obj writes the default content. |
| |
| # RUN: yaml2obj --docnum=1 %s -o %t1 |
| # RUN: llvm-readelf %t1 -s | FileCheck %s --check-prefix=CASE1 |
| |
| # CASE1: Symbol table '.symtab' contains 2 entries: |
| # CASE1-NEXT: Num: Value Size Type Bind Vis Ndx Name |
| # CASE1-NEXT: 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND |
| # CASE1-NEXT: 1: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND foo |
| # CASE1-EMPTY: |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Symbols: |
| - Name: foo |
| |
| ## Specifying both `Size` and symbols at the same time is not allowed. |
| # RUN: not yaml2obj --docnum=2 %s -o %t2 2>&1 | FileCheck %s --check-prefix=CASE2 |
| |
| # CASE2: error: cannot specify both `Size` and `Symbols` for symbol table section '.symtab' |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Size: 0x100 |
| Symbols: |
| - Name: foo |
| |
| ## Specifying both `Content` and symbols at the same time is not allowed. |
| # RUN: not yaml2obj --docnum=3 %s -o %t3 2>&1 | FileCheck %s --check-prefix=CASE3 |
| |
| # CASE3: error: cannot specify both `Content` and `Symbols` for symbol table section '.symtab' |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Content: "00" |
| Symbols: |
| - Name: foo |
| |
| ## Check we can use just `Content` to emit custom data in the symbol table section. |
| # RUN: yaml2obj --docnum=4 %s -o %t4 |
| # RUN: llvm-readobj --section-data -S %t4 | FileCheck %s --check-prefix=CASE4 |
| |
| # CASE4: Name: .symtab |
| # CASE4-NEXT: Type: SHT_SYMTAB |
| # CASE4-NEXT: Flags [ (0x0) |
| # CASE4-NEXT: ] |
| # CASE4-NEXT: Address: 0x0 |
| # CASE4-NEXT: Offset: 0x40 |
| # CASE4-NEXT: Size: 2 |
| # CASE4-NEXT: Link: 2 |
| # CASE4-NEXT: Info: 1 |
| # CASE4-NEXT: AddressAlignment: 0 |
| # CASE4-NEXT: EntrySize: 24 |
| # CASE4-NEXT: SectionData ( |
| # CASE4-NEXT: 0000: 0123 |
| # CASE4-NEXT: ) |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Content: "0123" |
| |
| ## Check we can use just `Size` to emit custom data filled with zeroes |
| ## in the symbol table section. |
| # RUN: yaml2obj --docnum=5 %s -o %t5 |
| # RUN: llvm-readobj --section-data -S %t5 | FileCheck %s --check-prefix=CASE5 |
| |
| # CASE5: Name: .symtab (19) |
| # CASE5-NEXT: Type: SHT_SYMTAB (0x2) |
| # CASE5-NEXT: Flags [ (0x0) |
| # CASE5-NEXT: ] |
| # CASE5-NEXT: Address: 0x0 |
| # CASE5-NEXT: Offset: 0x40 |
| # CASE5-NEXT: Size: 5 |
| # CASE5-NEXT: Link: 2 |
| # CASE5-NEXT: Info: 1 |
| # CASE5-NEXT: AddressAlignment: 0 |
| # CASE5-NEXT: EntrySize: 24 |
| # CASE5-NEXT: SectionData ( |
| # CASE5-NEXT: 0000: 00000000 00 |
| # CASE5-NEXT: ) |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Size: 5 |
| |
| ## Check we can specify both `Size` and `Content` when size is greater |
| ## than content size. In this case zeroes are added as padding |
| ## after the specified content. |
| |
| # RUN: yaml2obj --docnum=6 %s -o %t6 |
| # RUN: llvm-readobj %t6 --section-data -S | FileCheck %s --check-prefix=CASE6 |
| |
| # CASE6: Name: .symtab |
| # CASE6-NEXT: Type: SHT_SYMTAB |
| # CASE6-NEXT: Flags [ |
| # CASE6-NEXT: ] |
| # CASE6-NEXT: Address: 0x0 |
| # CASE6-NEXT: Offset: 0x40 |
| # CASE6-NEXT: Size: 4 |
| # CASE6-NEXT: Link: 2 |
| # CASE6-NEXT: Info: 1 |
| # CASE6-NEXT: AddressAlignment: 0 |
| # CASE6-NEXT: EntrySize: 24 |
| # CASE6-NEXT: SectionData ( |
| # CASE6-NEXT: 0000: 01230000 |
| # CASE6-NEXT: ) |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Content: "0123" |
| Size: 4 |
| |
| ## Check we can specify both `Size` and `Content` when size is |
| ## equal to content size. |
| |
| # RUN: yaml2obj --docnum=7 %s -o %t7 |
| # RUN: llvm-readobj --section-data -S %t7 | FileCheck %s --check-prefix=CASE7 |
| |
| # CASE7: Name: .symtab |
| # CASE7-NEXT: Type: SHT_SYMTAB |
| # CASE7-NEXT: Flags [ |
| # CASE7-NEXT: ] |
| # CASE7-NEXT: Address: 0x0 |
| # CASE7-NEXT: Offset: 0x40 |
| # CASE7-NEXT: Size: 2 |
| # CASE7-NEXT: Link: 2 |
| # CASE7-NEXT: Info: 1 |
| # CASE7-NEXT: AddressAlignment: 0 |
| # CASE7-NEXT: EntrySize: 24 |
| # CASE7-NEXT: SectionData ( |
| # CASE7-NEXT: 0000: 0123 |
| # CASE7-NEXT: ) |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| Content: "0123" |
| Size: 2 |