objtool: Use section/symbol type helpers

Commit 25eac74b6b ("objtool: Add section/symbol type helpers")
introduced several helper macros to improve code readability.

Update the remaining open-coded checks in check.c, disas.c, elf.c,
and klp-diff.c to use these new helpers.

Signed-off-by: Wentong Tian <tianwentong2000@gmail.com>
Link: https://patch.msgid.link/20260122144404.40602-1-tianwentong2000@gmail.com
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>

tools/objtool/check.c

@@ -4293,8 +4293,8 @@ static int validate_retpoline(struct objtool_file *file)
 	list_for_each_entry(insn, &file->retpoline_call_list, call_node) {
 		struct symbol *sym = insn->sym;
 
-		if (sym && (sym->type == STT_NOTYPE ||
-			    sym->type == STT_FUNC) && !sym->nocfi) {
+		if (sym && (is_notype_sym(sym) ||
+			    is_func_sym(sym)) && !sym->nocfi) {
 			struct instruction *prev =
 				prev_insn_same_sym(file, insn);
 

tools/objtool/disas.c

@@ -264,7 +264,7 @@ static void disas_print_addr_reloc(bfd_vma addr, struct disassemble_info *dinfo)
 	 * If the relocation symbol is a section name (for example ".bss")
 	 * then we try to further resolve the name.
 	 */
-	if (reloc->sym->type == STT_SECTION) {
+	if (is_sec_sym(reloc->sym)) {
 		str = offstr(reloc->sym->sec, reloc->sym->offset + offset);
 		DINFO_FPRINTF(dinfo, bfd_vma_fmt, addr, str);
 		free(str);
@@ -580,7 +580,7 @@ static size_t disas_insn_common(struct disas_context *dctx,
 	 */
 	dinfo->buffer = insn->sec->data->d_buf;
 	dinfo->buffer_vma = 0;
-	dinfo->buffer_length = insn->sec->sh.sh_size;
+	dinfo->buffer_length = sec_size(insn->sec);
 
 	return disasm(insn->offset, &dctx->info);
 }
@@ -1231,7 +1231,7 @@ void disas_funcs(struct disas_context *dctx)
 
 	for_each_sec(dctx->file->elf, sec) {
 
-		if (!(sec->sh.sh_flags & SHF_EXECINSTR))
+		if (!is_text_sec(sec))
 			continue;
 
 		sec_for_each_sym(sec, sym) {

tools/objtool/elf.c

@@ -614,7 +614,7 @@ static int read_symbols(struct elf *elf)
 		if (elf_add_symbol(elf, sym))
 			return -1;
 
-		if (sym->type == STT_FILE)
+		if (is_file_sym(sym))
 			file = sym;
 		else if (sym->bind == STB_LOCAL)
 			sym->file = file;
@@ -1335,7 +1335,7 @@ unsigned int elf_add_string(struct elf *elf, struct section *strtab, const char
 		return -1;
 	}
 
-	offset = ALIGN(strtab->sh.sh_size, strtab->sh.sh_addralign);
+	offset = ALIGN(sec_size(strtab), strtab->sh.sh_addralign);
 
 	if (!elf_add_data(elf, strtab, str, strlen(str) + 1))
 		return -1;
@@ -1377,7 +1377,7 @@ void *elf_add_data(struct elf *elf, struct section *sec, const void *data, size_
 	sec->data->d_size = size;
 	sec->data->d_align = 1;
 
-	offset = ALIGN(sec->sh.sh_size, sec->sh.sh_addralign);
+	offset = ALIGN(sec_size(sec), sec->sh.sh_addralign);
 	sec->sh.sh_size = offset + size;
 
 	mark_sec_changed(elf, sec, true);

tools/objtool/klp-diff.c

@@ -271,7 +271,7 @@ static bool is_uncorrelated_static_local(struct symbol *sym)
  */
 static bool is_clang_tmp_label(struct symbol *sym)
 {
-	return sym->type == STT_NOTYPE &&
+	return is_notype_sym(sym) &&
 	       is_text_sec(sym->sec) &&
 	       strstarts(sym->name, ".Ltmp") &&
 	       isdigit(sym->name[5]);
@@ -480,7 +480,7 @@ static unsigned long find_sympos(struct elf *elf, struct symbol *sym)
 	if (sym->bind != STB_LOCAL)
 		return 0;
 
-	if (vmlinux && sym->type == STT_FUNC) {
+	if (vmlinux && is_func_sym(sym)) {
 		/*
 		 * HACK: Unfortunately, symbol ordering can differ between
 		 * vmlinux.o and vmlinux due to the linker script emitting
@@ -1046,8 +1046,8 @@ static int clone_reloc_klp(struct elfs *e, struct reloc *patched_reloc,
 		   sec->name, offset, patched_sym->name,				\
 		   addend >= 0 ? "+" : "-", labs(addend),				\
 		   sym_type(patched_sym),						\
-		   patched_sym->type == STT_SECTION ? "" : " ",				\
-		   patched_sym->type == STT_SECTION ? "" : sym_bind(patched_sym),	\
+		   is_sec_sym(patched_sym) ? "" : " ",					\
+		   is_sec_sym(patched_sym) ? "" : sym_bind(patched_sym),		\
 		   is_undef_sym(patched_sym) ? " UNDEF" : "",				\
 		   export ? " EXPORTED" : "",						\
 		   klp ? " KLP" : "")