# RUN: yaml2obj --docnum=1 %s -o %t # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=LLVM --match-full-lines # RUN: llvm-readelf -r %t | FileCheck %s --check-prefix=GNU --match-full-lines # LLVM: Relocations [ # LLVM-NEXT: Section ([[#]]) .crel.text { # LLVM-NEXT: 0x1 R_X86_64_32 g1 0x1 # LLVM-NEXT: 0x2 R_X86_64_64 l1 0x2 # LLVM-NEXT: 0x0 R_X86_64_32S g1 0xFFFFFFFFFFFFFFFF # LLVM-NEXT: 0x4 R_X86_64_32S .text 0x8000000000000000 # LLVM-NEXT: } # LLVM-NEXT: Section ([[#]]) .crelnonalloc { # LLVM-NEXT: 0x10 R_X86_64_64 g1 0x1 # LLVM-NEXT: 0x20 R_X86_64_64 g2 0x2 # LLVM-NEXT: } # LLVM-NEXT: ] # GNU: Relocation section '.crel.text' at offset 0x48 contains 4 entries: # GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend # GNU-NEXT: 0000000000000001 000000030000000a R_X86_64_32 0000000000000000 g1 + 1 # GNU-NEXT: 0000000000000002 0000000200000001 R_X86_64_64 0000000000000000 l1 + 2 # GNU-NEXT: 0000000000000000 000000030000000b R_X86_64_32S 0000000000000000 g1 - 1 # GNU-NEXT: 0000000000000004 000000010000000b R_X86_64_32S 0000000000000000 .text - 8000000000000000 # GNU-EMPTY: # GNU-NEXT: Relocation section '.crelnonalloc' at offset 0xa2 contains 2 entries: # GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend # GNU-NEXT: 0000000000000010 0000000300000001 R_X86_64_64 0000000000000000 g1 + 1 # GNU-NEXT: 0000000000000020 0000000400000001 R_X86_64_64 0000000000000000 g2 + 2 --- !ELF FileHeader: !FileHeader Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Machine: EM_X86_64 Sections: - Name: .text Type: SHT_PROGBITS Content: "0000000000000000" Flags: [SHF_ALLOC] - Name: .crel.text Type: SHT_CREL Info: .text Link: .symtab Relocations: - Offset: 0x1 Symbol: g1 Type: R_X86_64_32 Addend: 1 - Offset: 0x2 Symbol: l1 Type: R_X86_64_64 Addend: 2 - Offset: 0x0 Symbol: g1 Type: R_X86_64_32S Addend: 0xffffffffffffffff - Offset: 0x4 Symbol: .text Type: R_X86_64_32S Addend: 0x8000000000000000 - Name: nonalloc Type: SHT_PROGBITS Size: 0x30 - Name: .crelnonalloc Type: SHT_CREL Info: nonalloc Link: .symtab Relocations: - Offset: 0x10 Symbol: g1 Type: R_X86_64_64 Addend: 1 - Offset: 0x20 Symbol: g2 Type: R_X86_64_64 Addend: 2 Symbols: - Name: .text Type: STT_SECTION Section: .text - Name: l1 - Name: g1 Section: .text Value: 0x0 Size: 4 Binding: STB_GLOBAL - Name: g2 Binding: STB_GLOBAL ## Check relocation formatting on ELFCLASS32 as well. # RUN: yaml2obj --docnum=2 %s -o %t2 # RUN: llvm-readobj -r %t2 | FileCheck %s --check-prefix=LLVM2 --match-full-lines # RUN: llvm-readelf -r %t2 | FileCheck %s --check-prefix=GNU2 --match-full-lines # LLVM2: Relocations [ # LLVM2-NEXT: Section (2) .crel.text { # LLVM2-NEXT: 0x8 R_386_PC32 l1 0x1 # LLVM2-NEXT: 0x4 R_386_32 g1 0x0 # LLVM2-NEXT: } # LLVM2-NEXT: ] # GNU2: Relocation section '.crel.text' at offset {{.*}} contains 2 entries: # GNU2-NEXT: Offset Info Type Sym. Value Symbol's Name + Addend # GNU2-NEXT: 00000008 00000102 R_386_PC32 00000000 l1 + 1 # GNU2-NEXT: 00000004 00000201 R_386_32 00000000 g1 + 0 --- !ELF FileHeader: Class: ELFCLASS32 Data: ELFDATA2LSB Type: ET_REL Machine: EM_386 Sections: - Name: .text Type: SHT_PROGBITS Size: 0x10 - Name: .crel.text Type: SHT_CREL Info: .text Link: .symtab Relocations: - Offset: 0x8 Symbol: l1 Type: R_386_PC32 Addend: 1 - Offset: 0x4 Symbol: g1 Type: R_386_32 Symbols: - Name: l1 - Name: g1 Binding: STB_GLOBAL ## Check CREL with implicit addends. # RUN: yaml2obj --docnum=3 %s -o %t3 # RUN: llvm-readobj -r %t3 | FileCheck %s --check-prefix=LLVM3 --match-full-lines # RUN: llvm-readelf -r %t3 | FileCheck %s --check-prefix=GNU3 --match-full-lines # LLVM3: Relocations [ # LLVM3-NEXT: Section (3) .crel.data { # LLVM3-NEXT: 0x1F R_X86_64_32 g1 # LLVM3-NEXT: 0x3F R_X86_64_64 g1 # LLVM3-NEXT: 0x0 R_X86_64_32S l1 # LLVM3-NEXT: } # LLVM3-NEXT: ] # GNU3: Relocation section '.crel.data' at offset {{.*}} contains 3 entries: # GNU3-NEXT: Offset Info Type Symbol's Value Symbol's Name # GNU3-NEXT: 000000000000001f 000000030000000a R_X86_64_32 0000000000000000 g1 # GNU3-NEXT: 000000000000003f 0000000300000001 R_X86_64_64 0000000000000000 g1 # GNU3-NEXT: 0000000000000000 000000020000000b R_X86_64_32S 0000000000000000 l1 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Machine: EM_X86_64 Sections: - Name: .text Type: SHT_PROGBITS - Name: .data Type: SHT_PROGBITS - Name: .crel.data Type: SHT_CREL Flags: [ SHF_INFO_LINK ] Link: .symtab Info: .data Content: 187f030a82017787feffffffffffffff077f0a Symbols: - Name: .text Type: STT_SECTION Section: .text - Name: l1 Section: .text - Name: g1 Section: .text Binding: STB_GLOBAL ## Test errors. See also relocation-errors.test. # RUN: yaml2obj --docnum=4 %s -o %t.err # RUN: llvm-readobj -r %t.err 2>&1 | FileCheck %s --check-prefix=ERR-LLVM -DFILE=%t.err # RUN: llvm-readelf -r %t.err 2>&1 | FileCheck %s --check-prefix=ERR-GNU -DFILE=%t.err # ERR-LLVM: Section ([[#]]) .crel.data { # ERR-LLVM-NEXT: warning: '[[FILE]]': unable to read relocations from SHT_CREL section with index 3: unable to decode LEB128 at offset 0x00000000: malformed uleb128, extends past end # ERR-LLVM-NEXT: } # ERR-GNU: warning: '[[FILE]]': unable to get the number of relocations in SHT_CREL section with index 3: unable to decode LEB128 at offset 0x00000000: malformed uleb128, extends past end # ERR-GNU-EMPTY: # ERR-GNU-NEXT: Relocation section '.crel.data' at offset 0x40 contains entries: # ERR-GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name # ERR-GNU-NOT: {{.}} # RUN: yaml2obj --docnum=4 -DCONTENT=08 %s -o %t.err2 # RUN: llvm-readobj -r %t.err2 2>&1 | FileCheck %s --check-prefix=ERR2-LLVM -DFILE=%t.err2 # RUN: llvm-readelf -r %t.err2 2>&1 | FileCheck %s --check-prefix=ERR2-GNU -DFILE=%t.err2 # ERR2-LLVM: Section ([[#]]) .crel.data { # ERR2-LLVM-NEXT: warning: '[[FILE]]': unable to read relocations from SHT_CREL section with index 3: unexpected end of data at offset 0x1 while reading [0x1, 0x2) # ERR2-LLVM-NEXT: } # ERR2-GNU: Relocation section '.crel.data' at offset 0x40 contains 1 entries: # ERR2-GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name # ERR2-GNU: warning: '[[FILE]]': unable to read relocations from SHT_CREL section with index 3: unexpected end of data at offset 0x1 while reading [0x1, 0x2) # ERR2-GNU-NOT: {{.}} --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Machine: EM_X86_64 Sections: - Name: .text Type: SHT_PROGBITS - Name: .data Type: SHT_PROGBITS - Name: .crel.data Type: SHT_CREL Flags: [] Link: .symtab Info: .data Content: [[CONTENT=""]] Symbols: - Name: .text Type: STT_SECTION Section: .text