diff options
Diffstat (limited to 'test/elf/ARM/rel-arm-jump24-veneer-b.test')
-rw-r--r-- | test/elf/ARM/rel-arm-jump24-veneer-b.test | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/test/elf/ARM/rel-arm-jump24-veneer-b.test b/test/elf/ARM/rel-arm-jump24-veneer-b.test new file mode 100644 index 0000000000000..4caeac083b8db --- /dev/null +++ b/test/elf/ARM/rel-arm-jump24-veneer-b.test @@ -0,0 +1,101 @@ +# Check veneer generation for R_ARM_JUMP24 relocation (B instruction call). + +# RUN: yaml2obj -format=elf -docnum 1 %s > %t-arm.o +# RUN: yaml2obj -format=elf -docnum 2 %s > %t-thm.o +# RUN: lld -flavor gnu -target arm -m armelf_linux_eabi -Bstatic \ +# RUN: --noinhibit-exec %t-arm.o %t-thm.o -o %t + +# RUN: llvm-objdump -s -t %t | FileCheck -check-prefix=B-VENEER %s +# RUN: llvm-objdump -s -t %t | FileCheck -check-prefix=B-ADDR %s + +# B-VENEER: Contents of section .text: +# B-VENEER: 400074 010000ea +# Call from main: +# offset = 0x4 ^^ +# call site offset PC(arm) ___Z1fv_from_arm addr +# 0x400074 + 0x4 + 0x8 = 0x400080 +# +# Code of the veneer: +# B-VENEER: {{[0-9a-f]+}} {{[0-9a-f]+}} 04f01fe5 +# B-VENEER: 400084 79004000 +# call addr = 0x400079 ^^ +# call addr _Z1fv addr Thumb mode +# 0x400079 = 0x400078 | 0x1 +# +# B-ADDR: SYMBOL TABLE: +# B-ADDR: 00400080 l F .text {{[0-9a-f]+}} ___Z1fv_from_arm +# B-ADDR: 00400074 g F .text {{[0-9a-f]+}} main +# B-ADDR: 00400078 g F .text {{[0-9a-f]+}} _Z1fv + +# arm.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: FEFFFFEA + - Name: .rel.text + Type: SHT_REL + Link: .symtab + AddressAlign: 0x0000000000000004 + Info: .text + Relocations: + - Offset: 0x0000000000000000 + Symbol: _Z1fv + Type: R_ARM_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 + Content: '' +Symbols: + Global: + - Name: main + Type: STT_FUNC + Section: .text + - Name: _Z1fv + +# thm.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: 4FF0000318467047 + - 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 + Content: '' +Symbols: + Global: + - Name: _Z1fv + Type: STT_FUNC + Section: .text + Value: 0x0000000000000001 +... |