diff options
Diffstat (limited to 'tools/objtool/arch/x86/decode.c')
| -rw-r--r-- | tools/objtool/arch/x86/decode.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/objtool/arch/x86/decode.c b/tools/objtool/arch/x86/decode.c index 1c253b4b7ce0..e7b030f7e2a5 100644 --- a/tools/objtool/arch/x86/decode.c +++ b/tools/objtool/arch/x86/decode.c @@ -23,6 +23,11 @@ #include <objtool/builtin.h> #include <arch/elf.h> +int arch_ftrace_match(char *name) +{ + return !strcmp(name, "__fentry__"); +} + static int is_x86_64(const struct elf *elf) { switch (elf->ehdr.e_machine) { @@ -73,6 +78,30 @@ unsigned long arch_jump_destination(struct instruction *insn) return insn->offset + insn->len + insn->immediate; } +bool arch_pc_relative_reloc(struct reloc *reloc) +{ + /* + * All relocation types where P (the address of the target) + * is included in the computation. + */ + switch (reloc->type) { + case R_X86_64_PC8: + case R_X86_64_PC16: + case R_X86_64_PC32: + case R_X86_64_PC64: + + case R_X86_64_PLT32: + case R_X86_64_GOTPC32: + case R_X86_64_GOTPCREL: + return true; + + default: + break; + } + + return false; +} + #define ADD_OP(op) \ if (!(op = calloc(1, sizeof(*op)))) \ return -1; \ |