| ## 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: llvm-readobj --symbols 2>&1 %t1 | FileCheck -DFILE=%t1 %s --check-prefix=CASE1 |
| |
| # CASE1: warning: '[[FILE]]': found an extended symbol index (1), but unable to locate the extended symbol index table |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| 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 |
| 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: llvm-readobj --symbols 2>&1 %t3 | FileCheck %s -DFILE=%t3 --check-prefix=CASE3 |
| |
| # CASE3: warning: '[[FILE]]': invalid section index: 255 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| 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 |
| 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: llvm-readelf -S 2>&1 %t5 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5 |
| |
| # CASE5: warning: '[[FILE]]': section [index 1] has invalid sh_entsize: expected 4, but got 2 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Sections: |
| - Name: .symtab_shndx |
| Type: SHT_SYMTAB_SHNDX |
| Entries: [ 0 ] |
| EntSize: 2 |
| |
| ## Check we can use the "Content" key with the "Size" key when the size is greater |
| ## than or equal to the content size. |
| |
| # RUN: not yaml2obj --docnum=6 -DSIZE=1 -DCONTENT="'0011'" %s 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=CONTENT-SIZE-ERR |
| |
| # CONTENT-SIZE-ERR: error: Section size must be greater than or equal to the content size |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .symtab_shndx |
| Type: SHT_SYMTAB_SHNDX |
| Link: .symtab |
| Size: [[SIZE=<none>]] |
| Content: [[CONTENT=<none>]] |
| Entries: [[ENTRIES=<none>]] |
| - Name: .symtab |
| Type: SHT_SYMTAB |
| ## llvm-readobj validates that SHT_SYMTAB_SHNDX section has the same number |
| ## of entries that the symbol table associated has. |
| Size: [[SYMTAB=0x24]] |
| |
| # RUN: yaml2obj --docnum=6 -DSIZE=4 -DCONTENT="'00112233'" %s -o %t.cont.size.eq.o |
| # RUN: llvm-readobj --sections --section-data %t.cont.size.eq.o | \ |
| # RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00112233" |
| |
| # RUN: yaml2obj --docnum=6 -DSIZE=8 -DSYMTAB=0x36 -DCONTENT="'00112233'" %s -o %t.cont.size.gr.o |
| # RUN: llvm-readobj --sections --section-data %t.cont.size.gr.o | \ |
| # RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00112233 00000000" |
| |
| # CHECK-CONTENT: Name: .symtab_shndx |
| # CHECK-CONTENT: SectionData ( |
| # CHECK-CONTENT-NEXT: 0000: [[DATA]] | |
| # CHECK-CONTENT-NEXT: ) |
| |
| ## Check we can use the "Size" key alone to create the section. |
| |
| # RUN: yaml2obj --docnum=6 -DSIZE=4 %s -o %t.size.o |
| # RUN: llvm-readobj --sections --section-data %t.size.o | \ |
| # RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00000000" |
| |
| ## Check we can use the "Content" key alone to create the section. |
| |
| # RUN: yaml2obj --docnum=6 -DCONTENT="'11223344'" %s -o %t.content.o |
| # RUN: llvm-readobj --sections --section-data %t.content.o | \ |
| # RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="11223344" |
| |
| ## Check we can't use the "Entries" key together with the "Content" or "Size" keys. |
| |
| # RUN: not yaml2obj --docnum=6 -DSIZE=0 -DENTRIES="[]" %s 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=ENTRIES-ERR |
| # RUN: not yaml2obj --docnum=6 -DCONTENT="'00'" -DENTRIES="[]" %s 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=ENTRIES-ERR |
| |
| # ENTRIES-ERR: error: "Entries" cannot be used with "Content" or "Size" |
| |
| ## Check we create an empty section when none of "Size", "Entries" or "Content" are specified. |
| |
| # RUN: yaml2obj --docnum=6 -DSYMTAB=0x0 %s -o %t.empty |
| # RUN: llvm-readelf --sections %t.empty | FileCheck %s --check-prefix=EMPTY |
| |
| # EMPTY: [Nr] Name Type Address Off Size |
| # EMPTY: [ 1] .symtab_shndx SYMTAB SECTION INDICES 0000000000000000 000040 000000 |