Files
Linux_Drivers/linux_5.10/tools/perf/util/symbol_fprintf.c
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

76 lines
1.9 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include <elf.h>
#include <inttypes.h>
#include <stdio.h>
#include "dso.h"
#include "map.h"
#include "symbol.h"
size_t symbol__fprintf(struct symbol *sym, FILE *fp)
{
return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %c %s\n",
sym->start, sym->end,
sym->binding == STB_GLOBAL ? 'g' :
sym->binding == STB_LOCAL ? 'l' : 'w',
sym->name);
}
size_t __symbol__fprintf_symname_offs(const struct symbol *sym,
const struct addr_location *al,
bool unknown_as_addr,
bool print_offsets, FILE *fp)
{
unsigned long offset;
size_t length;
if (sym) {
length = fprintf(fp, "%s", sym->name);
if (al && print_offsets) {
if (al->addr < sym->end)
offset = al->addr - sym->start;
else
offset = al->addr - al->map->start - sym->start;
length += fprintf(fp, "+0x%lx", offset);
}
return length;
} else if (al && unknown_as_addr)
return fprintf(fp, "[%#" PRIx64 "]", al->addr);
else
return fprintf(fp, "[unknown]");
}
size_t symbol__fprintf_symname_offs(const struct symbol *sym,
const struct addr_location *al,
FILE *fp)
{
return __symbol__fprintf_symname_offs(sym, al, false, true, fp);
}
size_t __symbol__fprintf_symname(const struct symbol *sym,
const struct addr_location *al,
bool unknown_as_addr, FILE *fp)
{
return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, false, fp);
}
size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp)
{
return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp);
}
size_t dso__fprintf_symbols_by_name(struct dso *dso,
FILE *fp)
{
size_t ret = 0;
struct rb_node *nd;
struct symbol_name_rb_node *pos;
for (nd = rb_first_cached(&dso->symbol_names); nd; nd = rb_next(nd)) {
pos = rb_entry(nd, struct symbol_name_rb_node, rb_node);
fprintf(fp, "%s\n", pos->sym.name);
}
return ret;
}