diff options
Diffstat (limited to 'test/old-elf/ARM/rel-arm-thm-interwork.test')
| -rw-r--r-- | test/old-elf/ARM/rel-arm-thm-interwork.test | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/test/old-elf/ARM/rel-arm-thm-interwork.test b/test/old-elf/ARM/rel-arm-thm-interwork.test new file mode 100644 index 000000000000..3e0e30a614ee --- /dev/null +++ b/test/old-elf/ARM/rel-arm-thm-interwork.test @@ -0,0 +1,121 @@ +# Check ARM <=> Thumb interwork. +# RUN: yaml2obj -format=elf -docnum 1 %s > %t-arm.o +# RUN: yaml2obj -format=elf -docnum 2 %s > %t-thm.o +# RUN: lld -flavor old-gnu -target arm -m armelf_linux_eabi -Bstatic \ +# RUN: --noinhibit-exec %t-arm.o %t-thm.o -o %t + +# Check R_ARM_CALL veneer to call Thumb code +# RUN: llvm-objdump -s -t %t | FileCheck -check-prefix=ARM-CALL %s + +# ARM-CALL: Contents of section .text: +# ARM-CALL: 400074 00482de9 04b08de2 000000fa 0088bde8 +# offset = 0x0 ^^ +# call site offset PC(arm) _Z2f2v addr +# 0x40007C + 0x0 + 0x8 = 0x400084 +# ARM-CALL: SYMBOL TABLE: +# ARM-CALL: 00400074 g F .text {{[0-9a-f]+}} _Z1fv +# ARM-CALL: 00400084 g F .text {{[0-9a-f]+}} _Z2f2v +# ARM-CALL: 00400090 g F .text {{[0-9a-f]+}} main + +# Check R_ARM_THM_CALL veneer to call ARM code +# RUN: llvm-objdump -s -t %t | FileCheck -check-prefix=THM-CALL %s + +# THM-CALL: Contents of section .text: +# THM-CALL: 400094 00bffff7 eeef0023 184680bd +# offset = -0x24 ^^ +# call site aligned = Align(0x400096, 4) = 0x400094 +# call site aligned offset PC(thm) _Z1fv addr +# 0x400094 + (-0x24) + 0x4 = 0x400074 +# THM-CALL: SYMBOL TABLE: +# THM-CALL: 00400074 g F .text {{[0-9a-f]+}} _Z1fv +# THM-CALL: 00400084 g F .text {{[0-9a-f]+}} _Z2f2v +# THM-CALL: 00400090 g F .text {{[0-9a-f]+}} main + +# 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: 00482DE904B08DE2FEFFFFEB0088BDE8 + - Name: .rel.text + Type: SHT_REL + Link: .symtab + AddressAlign: 0x0000000000000004 + Info: .text + Relocations: + - Offset: 0x0000000000000008 + Symbol: _Z2f2v + Type: R_ARM_CALL + 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 + Size: 0x0000000000000010 + - Name: _Z2f2v + +# 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: 80B400AFBD465DF8047B704780B500AF00BFFFF7FEFF0023184680BD + - Name: .rel.text + Type: SHT_REL + Link: .symtab + AddressAlign: 0x0000000000000004 + Info: .text + Relocations: + - Offset: 0x0000000000000012 + Symbol: _Z1fv + Type: R_ARM_THM_CALL + 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: _Z2f2v + Type: STT_FUNC + Section: .text + Value: 0x0000000000000001 + Size: 0x000000000000000C + - Name: main + Type: STT_FUNC + Section: .text + Value: 0x000000000000000D + Size: 0x0000000000000010 + - Name: _Z1fv +... |