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| author | Raphael Gault <raphael.gault@arm.com> | 2020-03-27 18:28:45 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2020-04-22 11:53:49 +0300 |
| commit | bfb08f220312a4634532114eb3e7062f17dfb707 (patch) | |
| tree | 4453926dd61754ee451d2139cecd07b3e52d9abb /tools/objtool/arch.h | |
| parent | aff5e16918c3706622b138ea82391d6c597c5660 (diff) | |
| download | linux-bfb08f220312a4634532114eb3e7062f17dfb707.tar.xz | |
objtool: Add abstraction for destination offsets
The jump and call destination relocation offsets are x86-specific.
Abstract them by calling arch-specific implementations.
[ jthierry: Remove superfluous comment; replace other addend offsets
with arch_dest_rela_offset() ]
Signed-off-by: Raphael Gault <raphael.gault@arm.com>
Signed-off-by: Julien Thierry <jthierry@redhat.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/objtool/arch.h')
| -rw-r--r-- | tools/objtool/arch.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/objtool/arch.h b/tools/objtool/arch.h index ced3765c4f44..a9a50a25ca66 100644 --- a/tools/objtool/arch.h +++ b/tools/objtool/arch.h @@ -66,6 +66,8 @@ struct stack_op { struct op_src src; }; +struct instruction; + void arch_initial_func_cfi_state(struct cfi_state *state); int arch_decode_instruction(struct elf *elf, struct section *sec, @@ -75,4 +77,8 @@ int arch_decode_instruction(struct elf *elf, struct section *sec, bool arch_callee_saved_reg(unsigned char reg); +unsigned long arch_jump_destination(struct instruction *insn); + +unsigned long arch_dest_rela_offset(int addend); + #endif /* _ARCH_H */ |