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| # REQUIRES: arm
# RUN: yaml2obj %s -o %t.o
# RUN: ld.lld %t.o -o %t
# RUN: llvm-objdump -triple=thumbv7a-linux-gnueabi -d %t | FileCheck %s
# CHECK: Disassembly of section .text:
# CHECK-EMPTY:
# CHECK-NEXT:_start:
# CHECK-NEXT: ff e7 b #-2
# Test the R_ARM_THM_JUMP11 relocation (102) to an undefined weak reference
# It should resolve to the next instruction, which is an offset of -2 which
# when added to the Thumb PC-bias of 4 is +2. We can't use llvm-mc to construct
# the object as it relaxes b.n to b.w (R_ARM_JUMP24).
!ELF
FileHeader:
Class: ELFCLASS32
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_ARM
Sections:
- Type: SHT_PROGBITS
Name: .text
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
Content: "fee7"
- Type: SHT_REL
Name: .rel.text
Link: .symtab
Info: .text
Relocations:
- Offset: 0
Symbol: undefined_weak
Type: R_ARM_THM_JUMP11
Symbols:
- Type: STT_NOTYPE
Name: "$t"
Section: .text
Value: 0
- Type: STT_FUNC
Name: _start
Value: 1
Section: .text
Binding: STB_GLOBAL
- Type: STT_NOTYPE
Name: undefined_weak
Value: 0
Binding: STB_WEAK
|