| ## Check that we are able to dump MIPS PLT GOT entries using -A properly. |
| |
| # RUN: yaml2obj --docnum=1 %s -o %t.plt.o |
| # RUN: llvm-readobj -A %t.plt.o | FileCheck %s --check-prefix=LLVM |
| # RUN: llvm-readelf -A %t.plt.o | \ |
| # RUN: FileCheck %s --strict-whitespace --match-full-lines --check-prefix=GNU |
| |
| # LLVM: PLT GOT { |
| # LLVM-NEXT: Reserved entries [ |
| # LLVM-NEXT: Entry { |
| # LLVM-NEXT: Address: 0x2000 |
| # LLVM-NEXT: Initial: 0x0 |
| # LLVM-NEXT: Purpose: PLT lazy resolver |
| # LLVM-NEXT: } |
| # LLVM-NEXT: Entry { |
| # LLVM-NEXT: Address: 0x2008 |
| # LLVM-NEXT: Initial: 0x0 |
| # LLVM-NEXT: Purpose: Module pointer |
| # LLVM-NEXT: } |
| # LLVM-NEXT: ] |
| # LLVM-NEXT: Entries [ |
| # LLVM-NEXT: Entry { |
| # LLVM-NEXT: Address: 0x2010 |
| # LLVM-NEXT: Initial: 0x0 |
| # LLVM-NEXT: Value: 0x0 |
| # LLVM-NEXT: Type: None (0x0) |
| # LLVM-NEXT: Section: Undefined (0x0) |
| # LLVM-NEXT: Name: foo (5) |
| # LLVM-NEXT: } |
| # LLVM-NEXT: Entry { |
| # LLVM-NEXT: Address: 0x2018 |
| # LLVM-NEXT: Initial: 0x0 |
| # LLVM-NEXT: Value: 0x0 |
| # LLVM-NEXT: Type: None (0x0) |
| # LLVM-NEXT: Section: Undefined (0x0) |
| # LLVM-NEXT: Name: bar (1) |
| # LLVM-NEXT: } |
| # LLVM-NEXT: ] |
| # LLVM-NEXT: } |
| |
| # GNU:PLT GOT: |
| # GNU-EMPTY: |
| # GNU-NEXT: Reserved entries: |
| # GNU-NEXT: Address Initial Purpose |
| # GNU-NEXT: 0000000000002000 0000000000000000 PLT lazy resolver |
| # GNU-NEXT: 0000000000002008 0000000000000000 Module pointer |
| # GNU-EMPTY: |
| # GNU-NEXT: Entries: |
| # GNU-NEXT: Address Initial Sym.Val. Type Ndx Name |
| # GNU-NEXT: 0000000000002010 0000000000000000 0000000000000000 NOTYPE UND foo |
| # GNU-NEXT: 0000000000002018 0000000000000000 0000000000000000 NOTYPE UND bar |
| # GNU-NOT:{{.}} |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_MIPS |
| Sections: |
| - Name: .rel.plt |
| Type: SHT_REL |
| Flags: [ SHF_ALLOC ] |
| Address: 0x1000 |
| Link: .dynsym |
| Relocations: |
| - Offset: 0x1 |
| Symbol: 1 |
| Type: R_MIPS_JUMP_SLOT |
| - Offset: 0x2 |
| Symbol: 2 |
| Type: R_MIPS_JUMP_SLOT |
| - Name: .got.plt |
| Type: SHT_PROGBITS |
| Flags: [ SHF_WRITE, SHF_ALLOC ] |
| Address: 0x2000 |
| Size: 32 ## (dynamic symbols number + 2) * 8 |
| - Name: .dynamic |
| Type: SHT_DYNAMIC |
| Entries: |
| - Tag: DT_JMPREL |
| Value: 0x1000 |
| - Tag: DT_MIPS_PLTGOT |
| Value: 0x2000 |
| DynamicSymbols: |
| - Name: "foo" |
| - Name: "bar" |
| |
| ## Check we report errors when dynamic tags, needed for dumping PLT, are missing. |
| |
| # RUN: yaml2obj --docnum=2 -DTAG=DT_MIPS_PLTGOT %s -o %t.err1.o |
| # RUN: llvm-readobj -A %t.err1.o 2>&1 | FileCheck %s -DFILE=%t.err1.o --check-prefixes=NO-OUTPUT,ERR1 |
| |
| # RUN: yaml2obj --docnum=2 -DTAG=DT_JMPREL %s -o %t.err2.o |
| # RUN: llvm-readobj -A %t.err2.o 2>&1 | FileCheck %s -DFILE=%t.err2.o --check-prefixes=NO-OUTPUT,ERR2 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_EXEC |
| Machine: EM_MIPS |
| Sections: |
| - Name: .dynamic |
| Type: SHT_DYNAMIC |
| Entries: |
| - Tag: [[TAG]] |
| Value: 0 |
| - Tag: DT_NULL |
| Value: 0 |
| |
| ## Check we report errors when we are unable to find PLTGOT/JMPREL sections. |
| # RUN: yaml2obj --docnum=3 %s -DVAL1=0xffff -o %t.err3.o |
| # RUN: llvm-readobj -A %t.err3.o 2>&1 | FileCheck %s -DFILE=%t.err3.o -check-prefixes=NO-OUTPUT,ERR3 |
| |
| # RUN: yaml2obj --docnum=3 %s -DVAL2=0xffff -o %t.err4.o |
| # RUN: llvm-readobj -A %t.err4.o 2>&1 | FileCheck %s -DFILE=%t.err4.o -check-prefixes=NO-OUTPUT,ERR4 |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_EXEC |
| Machine: EM_MIPS |
| Sections: |
| - Name: .dynamic |
| Type: SHT_DYNAMIC |
| Entries: |
| - Tag: DT_MIPS_PLTGOT |
| Value: [[VAL1=0]] |
| - Tag: DT_JMPREL |
| Value: [[VAL2=0]] |
| - Tag: DT_NULL |
| Value: 0 |
| - Name: .foo |
| Type: SHT_PROGBITS |
| Address: 0x100 |
| ShSize: 0xffffffff |
| Link: [[LINK=0x1]] |
| DynamicSymbols: [] |
| |
| ## Check we report errors when we are unable to dump PLTGOT properly. |
| |
| # RUN: yaml2obj --docnum=3 -DVAL1=0x100 %s -o %t.err5.o |
| # RUN: llvm-readobj -A %t.err5.o 2>&1 | FileCheck %s -DFILE=%t.err5.o -check-prefixes=NO-OUTPUT,ERR5 |
| |
| # RUN: yaml2obj --docnum=3 -DVAL2=0x100 -DLINK=0xaaaaaaaa %s -o %t.err6.o |
| # RUN: llvm-readobj -A %t.err6.o 2>&1 | FileCheck %s -DFILE=%t.err6.o -check-prefixes=NO-OUTPUT,ERR6 |
| |
| # RUN: yaml2obj --docnum=3 -DVAL2=0x100 %s -o %t.err7.o |
| # RUN: llvm-readobj -A %t.err7.o 2>&1 | FileCheck %s -DFILE=%t.err7.o -check-prefixes=NO-OUTPUT,ERR7 |
| |
| # NO-OUTPUT: LoadName: <Not found> |
| # NO-OUTPUT-NEXT: There is no .MIPS.abiflags section in the file. |
| # NO-OUTPUT-NEXT: There is no .MIPS.options section in the file. |
| # NO-OUTPUT-NEXT: There is no .reginfo section in the file. |
| |
| # ERR1-NEXT: warning: '[[FILE]]': cannot find JMPREL dynamic tag |
| # ERR2-NEXT: warning: '[[FILE]]': cannot find MIPS_PLTGOT dynamic tag |
| # ERR3-NEXT: warning: '[[FILE]]': there is no non-empty PLTGOT section at 0xffff |
| # ERR4-NEXT: warning: '[[FILE]]': there is no non-empty RELPLT section at 0xffff |
| # ERR5-NEXT: warning: '[[FILE]]': unable to read PLTGOT section content: section [index 2] has a sh_offset (0x70) + sh_size (0xffffffff) that is greater than the file size (0x280) |
| # ERR6-NEXT: warning: '[[FILE]]': unable to get a symbol table linked to the SHT_PROGBITS section with index 2: invalid section index: 2863311530 |
| # ERR7-NEXT: warning: '[[FILE]]': unable to get a string table for the SHT_DYNAMIC section with index 1: invalid sh_type for symbol table, expected SHT_SYMTAB or SHT_DYNSYM |
| |
| # NO-OUTPUT-EMPTY: |
| # NO-OUTPUT-NOT: {{.}} |
| |
| ## Check how we print PLT entries when they are unnamed section symbols. |
| # RUN: yaml2obj --docnum=4 %s -o %t3 |
| # RUN: llvm-readobj -A %t3 2>&1 | FileCheck %s -DFILE=%t3 --check-prefix=SEC-SYMS-LLVM |
| # RUN: llvm-readelf -A %t3 2>&1 | FileCheck %s -DFILE=%t3 --check-prefix=SEC-SYMS-GNU |
| |
| # SEC-SYMS-LLVM: PLT GOT { |
| # SEC-SYMS-LLVM: Entries [ |
| # SEC-SYMS-LLVM: Entry { |
| # SEC-SYMS-LLVM: Section: Absolute (0xFFF1) |
| # SEC-SYMS-LLVM-NEXT: warning: '[[FILE]]': unable to get section index for symbol with st_shndx = 0xfff1 (SHN_ABS) |
| # SEC-SYMS-LLVM-NEXT: Name: <?> (0) |
| # SEC-SYMS-LLVM-NEXT: } |
| # SEC-SYMS-LLVM-NEXT: Entry { |
| # SEC-SYMS-LLVM: Section: .got.plt (0x2) |
| # SEC-SYMS-LLVM-NEXT: Name: .got.plt (0) |
| # SEC-SYMS-LLVM-NEXT: } |
| # SEC-SYMS-LLVM-NEXT: Entry { |
| # SEC-SYMS-LLVM: Section: Common (0xFFF2) |
| # SEC-SYMS-LLVM-NEXT: warning: '[[FILE]]': unable to get section index for symbol with st_shndx = 0xfff2 (SHN_COMMON) |
| # SEC-SYMS-LLVM-NEXT: Name: <?> (0) |
| # SEC-SYMS-LLVM-NEXT: } |
| # SEC-SYMS-LLVM-NEXT: Entry { |
| # SEC-SYMS-LLVM: Type: Section (0x3) |
| # SEC-SYMS-LLVM-NEXT: warning: '[[FILE]]': found an extended symbol index (4), but unable to locate the extended symbol index table |
| # SEC-SYMS-LLVM-NEXT: Section: Reserved (0xFFFF) |
| # SEC-SYMS-LLVM-NEXT: Name: <?> (0) |
| # SEC-SYMS-LLVM-NEXT: } |
| # SEC-SYMS-LLVM-NEXT: ] |
| # SEC-SYMS-LLVM-NEXT: } |
| |
| # SEC-SYMS-GNU: PLT GOT: |
| # SEC-SYMS-GNU: Entries: |
| # SEC-SYMS-GNU-NEXT: Address {{.*}} Ndx Name |
| # SEC-SYMS-GNU-NEXT: warning: '[[FILE]]': unable to get section index for symbol with st_shndx = 0xfff1 (SHN_ABS) |
| # SEC-SYMS-GNU-NEXT: 0000000000002010 {{.*}} ABS <?> |
| # SEC-SYMS-GNU-NEXT: 0000000000002018 {{.*}} 2 .got.plt |
| # SEC-SYMS-GNU-NEXT: warning: '[[FILE]]': unable to get section index for symbol with st_shndx = 0xfff2 (SHN_COMMON) |
| # SEC-SYMS-GNU-NEXT: 0000000000002020 {{.*}} COM <?> |
| # SEC-SYMS-GNU-NEXT: warning: '[[FILE]]': found an extended symbol index (4), but unable to locate the extended symbol index table |
| # SEC-SYMS-GNU-NEXT: 0000000000002028 {{.*}} RSV[0xffff] <?> |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_MIPS |
| Sections: |
| - Name: .rel.plt |
| Type: SHT_REL |
| Flags: [ SHF_ALLOC ] |
| Address: 0x1000 |
| Link: .dynsym |
| Relocations: |
| - Offset: 0x1 |
| Symbol: 1 |
| Type: R_MIPS_JUMP_SLOT |
| - Offset: 0x2 |
| Symbol: 2 |
| Type: R_MIPS_JUMP_SLOT |
| - Offset: 0x2 |
| Symbol: 3 |
| Type: R_MIPS_JUMP_SLOT |
| - Offset: 0x3 |
| Symbol: 4 |
| Type: R_MIPS_JUMP_SLOT |
| - Name: .got.plt |
| Type: SHT_PROGBITS |
| Flags: [ SHF_WRITE, SHF_ALLOC ] |
| Address: 0x2000 |
| Size: 48 ## (dynamic symbols number + 2) * 8 |
| - Name: .dynamic |
| Type: SHT_DYNAMIC |
| Entries: |
| - Tag: DT_JMPREL |
| Value: 0x1000 |
| - Tag: DT_MIPS_PLTGOT |
| Value: 0x2000 |
| DynamicSymbols: |
| - Type: STT_SECTION |
| Index: SHN_ABS |
| - Type: STT_SECTION |
| Section: .got.plt |
| - Type: STT_SECTION |
| Index: SHN_COMMON |
| - Type: STT_SECTION |
| Index: SHN_XINDEX |
