| ## Check we are able to dump SHT_GNU_verneed sections properly. |
| ## Check that we link the SHT_GNU_verneed section to |
| ## the `.dynstr` section by default. |
| ## Check that we set the value of `sh_info` field to the number |
| ## of version dependencies by default. |
| |
| # RUN: yaml2obj --docnum=1 %s -o %t1 |
| # RUN: llvm-readobj -V %t1 | FileCheck %s |
| # RUN: llvm-readelf --sections %t1 | \ |
| # RUN: FileCheck %s -DLINK=3 -DINFO=2 --check-prefix=FIELDS |
| |
| # FIELDS: [Nr] Name Type {{.*}} Flg Lk Inf Al |
| # FIELDS: [ 1] .gnu.version_r VERNEED {{.*}} A [[LINK]] [[INFO]] 4 |
| # FIELDS: [ 3] .dynstr |
| |
| # CHECK: VersionRequirements [ |
| # CHECK-NEXT: Dependency { |
| # CHECK-NEXT: Version: 1 |
| # CHECK-NEXT: Count: 2 |
| # CHECK-NEXT: FileName: dso.so.0 |
| # CHECK-NEXT: Entries [ |
| # CHECK-NEXT: Entry { |
| # CHECK-NEXT: Hash: 1937 |
| # CHECK-NEXT: Flags [ (0xA) |
| # CHECK-NEXT: Weak (0x2) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: Index: 3 |
| # CHECK-NEXT: Name: v1 |
| # CHECK-NEXT: } |
| # CHECK-NEXT: Entry { |
| # CHECK-NEXT: Hash: 1938 |
| # CHECK-NEXT: Flags [ (0xB) |
| # CHECK-NEXT: Base (0x1) |
| # CHECK-NEXT: Weak (0x2) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: Index: 4 |
| # CHECK-NEXT: Name: v2 |
| # CHECK-NEXT: } |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: } |
| # CHECK-NEXT: Dependency { |
| # CHECK-NEXT: Version: 1 |
| # CHECK-NEXT: Count: 1 |
| # CHECK-NEXT: FileName: dso.so.1 |
| # CHECK-NEXT: Entries [ |
| # CHECK-NEXT: Entry { |
| # CHECK-NEXT: Hash: 1939 |
| # CHECK-NEXT: Flags [ (0xC) |
| # CHECK-NEXT: Info (0x4) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: Index: 2 |
| # CHECK-NEXT: Name: v3 |
| # CHECK-NEXT: } |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: } |
| # CHECK-NEXT: ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_EXEC |
| Entry: 0x0000000000201000 |
| Sections: |
| - Name: .gnu.version_r |
| Type: SHT_GNU_verneed |
| Flags: [ SHF_ALLOC ] |
| Address: 0x0000000000200250 |
| AddressAlign: 0x0000000000000004 |
| Info: [[INFO=<none>]] |
| Link: [[LINK=<none>]] |
| Dependencies: |
| - Version: 1 |
| File: dso.so.0 |
| Entries: |
| - Name: v1 |
| Hash: 1937 |
| Flags: 10 |
| Other: 3 |
| - Name: v2 |
| Hash: 1938 |
| Flags: 11 |
| Other: 4 |
| - Version: 1 |
| File: dso.so.1 |
| Entries: |
| - Name: v3 |
| Hash: 1939 |
| Flags: 12 |
| Other: 2 |
| DynamicSymbols: |
| - Name: f1 |
| Binding: STB_GLOBAL |
| |
| ## Check that we are able to set sh_info and sh_link fields to arbitrary values. |
| |
| # RUN: yaml2obj --docnum=1 -DINFO=123 -DLINK=234 %s -o %t1.fields |
| # RUN: llvm-readelf --sections %t1.fields | \ |
| # RUN: FileCheck %s -DINFO=123 -DLINK=234 --check-prefix=FIELDS |
| |
| ## Check we can omit "Content", "Size" and "Dependencies" fields to |
| ## produce an empty SHT_GNU_verneed section. |
| ## Check we set the sh_link field to 0 when there is no .dynstr section. |
| |
| # RUN: yaml2obj --docnum=2 %s -o %t3 |
| # RUN: llvm-readelf --sections %t3 | FileCheck %s --check-prefix=NO-PROPS |
| |
| # NO-PROPS: [Nr] Name Type Address Off Size ES Flg Lk Inf |
| # NO-PROPS: [ 1] .gnu.version_r VERNEED 0000000000000000 000040 000000 00 A 0 0 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_EXEC |
| Sections: |
| - Name: .gnu.version_r |
| Type: SHT_GNU_verneed |
| Flags: [ SHF_ALLOC ] |
| Size: [[SIZE=<none>]] |
| Content: [[CONTENT=<none>]] |
| Dependencies: [[DEPS=<none>]] |
| |
| ## 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=2 -DCONTENT="'00'" -DSIZE=0 %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 |
| |
| # RUN: yaml2obj --docnum=2 -DCONTENT="'00'" -DSIZE=1 %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="00" |
| |
| # RUN: yaml2obj --docnum=2 -DCONTENT="'00'" -DSIZE=2 %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="0000" |
| |
| # CHECK-CONTENT: Name: .gnu.version_r |
| # 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=2 -DSIZE=3 %s -o %t.size.o |
| # RUN: llvm-readobj --sections --section-data %t.size.o | \ |
| # RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="000000" |
| |
| ## Check we can use the "Content" key alone to create the section. |
| |
| # RUN: yaml2obj --docnum=2 -DCONTENT="'112233'" %s -o %t.content.o |
| # RUN: llvm-readobj --sections --section-data %t.content.o | \ |
| # RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="112233" |
| |
| ## Check we can't use the "Dependencies" key together with the "Content" or "Size" keys. |
| |
| # RUN: not yaml2obj --docnum=2 -DSIZE=0 -DDEPS="[]" %s 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=DEPS-ERR |
| # RUN: not yaml2obj --docnum=2 -DCONTENT="'00'" -DDEPS="[]" %s 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=DEPS-ERR |
| |
| # DEPS-ERR: error: "Dependencies" cannot be used with "Content" or "Size" |
| |
| ## Check we set the sh_link field to 0 when the .dynstr section is excluded |
| ## from the section header table. |
| |
| # RUN: yaml2obj --docnum=3 %s -o %t3 |
| # RUN: llvm-readelf --sections %t3 | FileCheck %s --check-prefix=EXCLUDED |
| |
| # EXCLUDED: [Nr] Name {{.*}} ES Flg Lk Inf |
| # EXCLUDED: [ 1] .gnu.version_r {{.*}} 00 0 0 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .gnu.version_r |
| Type: SHT_GNU_verneed |
| - Name: .dynstr |
| Type: SHT_STRTAB |
| - Type: SectionHeaderTable |
| Sections: |
| - Name: .gnu.version_r |
| - Name: .strtab |
| - Name: .shstrtab |
| Excluded: |
| - Name: .dynstr |
