# Check handling of R_ARM_THM_JUMP24 relocation. # RUN: yaml2obj -format=elf -docnum 1 %s > %t-o.o # RUN: lld -flavor old-gnu -target arm -m armelf_linux_eabi -Bstatic \ # RUN: --noinhibit-exec %t-o.o -o %t # RUN: llvm-objdump -s -t %t | FileCheck %s # CHECK: Contents of section .text: # CHECK: 400084 80b500af fff7f4bf 03461846 80bd00bf # ^^ offset = -0x18 # call site offset PC(thm) _Z1fv addr # 0x400088 + (-0x18) + 0x4 = 0x400074 # CHECK: SYMBOL TABLE: # CHECK: 00400074 g F .text {{[0-9a-f]+}} _Z1fv # CHECK: 00400084 g F .text {{[0-9a-f]+}} main # RUN: yaml2obj -format=elf -docnum 2 %s > %t-o.o # RUN: not lld -flavor old-gnu -target arm -m armelf_linux_eabi -Bstatic \ # RUN: --noinhibit-exec %t-o.o -o %t 2> %t-error # RUN: FileCheck -check-prefix=OVERFLOW %s < %t-error # OVERFLOW: Relocation out of range {{.*}} (R_ARM_THM_JUMP24) # good.o --- FileHeader: Class: ELFCLASS32 Data: ELFDATA2LSB Type: ET_REL Machine: EM_ARM Flags: [ EF_ARM_EABI_VER5 ] Sections: - Name: .text Type: SHT_PROGBITS Flags: [ SHF_ALLOC, SHF_EXECINSTR ] AddressAlign: 0x0000000000000004 Content: 80B400AF00231846BD465DF8047B704780B500AFFFF7FEBF0346184680BD00BF - Name: .rel.text Type: SHT_REL Link: .symtab AddressAlign: 0x0000000000000004 Info: .text Relocations: - Offset: 0x0000000000000014 Symbol: _Z1fv Type: R_ARM_THM_JUMP24 Addend: 0 - Name: .data Type: SHT_PROGBITS Flags: [ SHF_WRITE, SHF_ALLOC ] AddressAlign: 0x0000000000000001 Content: '' - Name: .bss Type: SHT_NOBITS Flags: [ SHF_WRITE, SHF_ALLOC ] AddressAlign: 0x0000000000000001 Symbols: Global: - Name: _Z1fv Type: STT_FUNC Section: .text Value: 0x0000000000000001 - Name: main Type: STT_FUNC Section: .text Value: 0x0000000000000011 # overflow.o --- FileHeader: Class: ELFCLASS32 Data: ELFDATA2LSB Type: ET_REL Machine: EM_ARM Flags: [ EF_ARM_EABI_VER5 ] Sections: - Name: .text Type: SHT_PROGBITS Flags: [ SHF_ALLOC, SHF_EXECINSTR ] AddressAlign: 0x0000000000000004 Content: 80B400AF00231846BD465DF8047B704780B500AF00F400900346184680BD00BF - Name: .rel.text Type: SHT_REL Link: .symtab AddressAlign: 0x0000000000000004 Info: .text Relocations: - Offset: 0x0000000000000014 Symbol: _Z1fv Type: R_ARM_THM_JUMP24 Addend: 0 - Name: .data Type: SHT_PROGBITS Flags: [ SHF_WRITE, SHF_ALLOC ] AddressAlign: 0x0000000000000001 Content: '' - Name: .bss Type: SHT_NOBITS Flags: [ SHF_WRITE, SHF_ALLOC ] AddressAlign: 0x0000000000000001 Symbols: Global: - Name: _Z1fv Type: STT_FUNC Section: .text Value: 0x0000000000000001 - Name: main Type: STT_FUNC Section: .text Value: 0x0000000000000011 ...