const char *disassembler_style;
+static int ins__raw_scnprintf(struct ins *ins, char *bf, size_t size,
+ struct ins_operands *ops)
+{
+ return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->raw);
+}
+
+int ins__scnprintf(struct ins *ins, char *bf, size_t size,
+ struct ins_operands *ops)
+{
+ if (ins->ops->scnprintf)
+ return ins->ops->scnprintf(ins, bf, size, ops);
+
+ return ins__raw_scnprintf(ins, bf, size, ops);
+}
+
+static int call__parse(struct ins_operands *ops)
+{
+ char *endptr, *tok, *name;
+
+ ops->target.addr = strtoull(ops->raw, &endptr, 16);
+
+ name = strchr(endptr, '<');
+ if (name == NULL)
+ goto indirect_call;
+
+ name++;
+
+ tok = strchr(name, '>');
+ if (tok == NULL)
+ return -1;
+
+ *tok = '\0';
+ ops->target.name = strdup(name);
+ *tok = '>';
+
+ return ops->target.name == NULL ? -1 : 0;
+
+indirect_call:
+ tok = strchr(endptr, '(');
+ if (tok != NULL) {
+ ops->target.addr = 0;
+ return 0;
+ }
+
+ tok = strchr(endptr, '*');
+ if (tok == NULL)
+ return -1;
+
+ ops->target.addr = strtoull(tok + 1, NULL, 16);
+ return 0;
+}
+
+static int call__scnprintf(struct ins *ins, char *bf, size_t size,
+ struct ins_operands *ops)
+{
+ if (ops->target.name)
+ return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->target.name);
+
+ if (ops->target.addr == 0)
+ return ins__raw_scnprintf(ins, bf, size, ops);
+
+ return scnprintf(bf, size, "%-6.6s *%" PRIx64, ins->name, ops->target.addr);
+}
+
+static struct ins_ops call_ops = {
+ .parse = call__parse,
+ .scnprintf = call__scnprintf,
+};
+
+bool ins__is_call(const struct ins *ins)
+{
+ return ins->ops == &call_ops;
+}
+
+static int jump__parse(struct ins_operands *ops)
+{
+ const char *s = strchr(ops->raw, '+');
+
+ ops->target.addr = strtoll(ops->raw, NULL, 16);
+
+ if (s++ != NULL)
+ ops->target.offset = strtoll(s, NULL, 16);
+ else
+ ops->target.offset = UINT64_MAX;
+
+ return 0;
+}
+
+static int jump__scnprintf(struct ins *ins, char *bf, size_t size,
+ struct ins_operands *ops)
+{
+ return scnprintf(bf, size, "%-6.6s %" PRIx64, ins->name, ops->target.offset);
+}
+
+static struct ins_ops jump_ops = {
+ .parse = jump__parse,
+ .scnprintf = jump__scnprintf,
+};
+
+bool ins__is_jump(const struct ins *ins)
+{
+ return ins->ops == &jump_ops;
+}
+
+static int comment__symbol(char *raw, char *comment, u64 *addrp, char **namep)
+{
+ char *endptr, *name, *t;
+
+ if (strstr(raw, "(%rip)") == NULL)
+ return 0;
+
+ *addrp = strtoull(comment, &endptr, 16);
+ name = strchr(endptr, '<');
+ if (name == NULL)
+ return -1;
+
+ name++;
+
+ t = strchr(name, '>');
+ if (t == NULL)
+ return 0;
+
+ *t = '\0';
+ *namep = strdup(name);
+ *t = '>';
+
+ return 0;
+}
+
+static int mov__parse(struct ins_operands *ops)
+{
+ char *s = strchr(ops->raw, ','), *target, *comment, prev;
+
+ if (s == NULL)
+ return -1;
+
+ *s = '\0';
+ ops->source.raw = strdup(ops->raw);
+ *s = ',';
+
+ if (ops->source.raw == NULL)
+ return -1;
+
+ target = ++s;
+
+ while (s[0] != '\0' && !isspace(s[0]))
+ ++s;
+ prev = *s;
+ *s = '\0';
+
+ ops->target.raw = strdup(target);
+ *s = prev;
+
+ if (ops->target.raw == NULL)
+ goto out_free_source;
+
+ comment = strchr(s, '#');
+ if (comment == NULL)
+ return 0;
+
+ while (comment[0] != '\0' && isspace(comment[0]))
+ ++comment;
+
+ comment__symbol(ops->source.raw, comment, &ops->source.addr, &ops->source.name);
+ comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name);
+
+ return 0;
+
+out_free_source:
+ free(ops->source.raw);
+ ops->source.raw = NULL;
+ return -1;
+}
+
+static int mov__scnprintf(struct ins *ins, char *bf, size_t size,
+ struct ins_operands *ops)
+{
+ return scnprintf(bf, size, "%-6.6s %s,%s", ins->name,
+ ops->source.name ?: ops->source.raw,
+ ops->target.name ?: ops->target.raw);
+}
+
+static struct ins_ops mov_ops = {
+ .parse = mov__parse,
+ .scnprintf = mov__scnprintf,
+};
+
+static int dec__parse(struct ins_operands *ops)
+{
+ char *target, *comment, *s, prev;
+
+ target = s = ops->raw;
+
+ while (s[0] != '\0' && !isspace(s[0]))
+ ++s;
+ prev = *s;
+ *s = '\0';
+
+ ops->target.raw = strdup(target);
+ *s = prev;
+
+ if (ops->target.raw == NULL)
+ return -1;
+
+ comment = strchr(s, '#');
+ if (comment == NULL)
+ return 0;
+
+ while (comment[0] != '\0' && isspace(comment[0]))
+ ++comment;
+
+ comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name);
+
+ return 0;
+}
+
+static int dec__scnprintf(struct ins *ins, char *bf, size_t size,
+ struct ins_operands *ops)
+{
+ return scnprintf(bf, size, "%-6.6s %s", ins->name,
+ ops->target.name ?: ops->target.raw);
+}
+
+static struct ins_ops dec_ops = {
+ .parse = dec__parse,
+ .scnprintf = dec__scnprintf,
+};
+
+static int nop__scnprintf(struct ins *ins __used, char *bf, size_t size,
+ struct ins_operands *ops __used)
+{
+ return scnprintf(bf, size, "%-6.6s", "nop");
+}
+
+static struct ins_ops nop_ops = {
+ .scnprintf = nop__scnprintf,
+};
+
+/*
+ * Must be sorted by name!
+ */
+static struct ins instructions[] = {
+ { .name = "add", .ops = &mov_ops, },
+ { .name = "addl", .ops = &mov_ops, },
+ { .name = "addq", .ops = &mov_ops, },
+ { .name = "addw", .ops = &mov_ops, },
+ { .name = "and", .ops = &mov_ops, },
+ { .name = "call", .ops = &call_ops, },
+ { .name = "callq", .ops = &call_ops, },
+ { .name = "cmp", .ops = &mov_ops, },
+ { .name = "cmpb", .ops = &mov_ops, },
+ { .name = "cmpl", .ops = &mov_ops, },
+ { .name = "cmpq", .ops = &mov_ops, },
+ { .name = "cmpw", .ops = &mov_ops, },
+ { .name = "cmpxch", .ops = &mov_ops, },
+ { .name = "dec", .ops = &dec_ops, },
+ { .name = "decl", .ops = &dec_ops, },
+ { .name = "imul", .ops = &mov_ops, },
+ { .name = "inc", .ops = &dec_ops, },
+ { .name = "incl", .ops = &dec_ops, },
+ { .name = "ja", .ops = &jump_ops, },
+ { .name = "jae", .ops = &jump_ops, },
+ { .name = "jb", .ops = &jump_ops, },
+ { .name = "jbe", .ops = &jump_ops, },
+ { .name = "jc", .ops = &jump_ops, },
+ { .name = "jcxz", .ops = &jump_ops, },
+ { .name = "je", .ops = &jump_ops, },
+ { .name = "jecxz", .ops = &jump_ops, },
+ { .name = "jg", .ops = &jump_ops, },
+ { .name = "jge", .ops = &jump_ops, },
+ { .name = "jl", .ops = &jump_ops, },
+ { .name = "jle", .ops = &jump_ops, },
+ { .name = "jmp", .ops = &jump_ops, },
+ { .name = "jmpq", .ops = &jump_ops, },
+ { .name = "jna", .ops = &jump_ops, },
+ { .name = "jnae", .ops = &jump_ops, },
+ { .name = "jnb", .ops = &jump_ops, },
+ { .name = "jnbe", .ops = &jump_ops, },
+ { .name = "jnc", .ops = &jump_ops, },
+ { .name = "jne", .ops = &jump_ops, },
+ { .name = "jng", .ops = &jump_ops, },
+ { .name = "jnge", .ops = &jump_ops, },
+ { .name = "jnl", .ops = &jump_ops, },
+ { .name = "jnle", .ops = &jump_ops, },
+ { .name = "jno", .ops = &jump_ops, },
+ { .name = "jnp", .ops = &jump_ops, },
+ { .name = "jns", .ops = &jump_ops, },
+ { .name = "jnz", .ops = &jump_ops, },
+ { .name = "jo", .ops = &jump_ops, },
+ { .name = "jp", .ops = &jump_ops, },
+ { .name = "jpe", .ops = &jump_ops, },
+ { .name = "jpo", .ops = &jump_ops, },
+ { .name = "jrcxz", .ops = &jump_ops, },
+ { .name = "js", .ops = &jump_ops, },
+ { .name = "jz", .ops = &jump_ops, },
+ { .name = "lea", .ops = &mov_ops, },
+ { .name = "mov", .ops = &mov_ops, },
+ { .name = "movb", .ops = &mov_ops, },
+ { .name = "movdqa",.ops = &mov_ops, },
+ { .name = "movl", .ops = &mov_ops, },
+ { .name = "movq", .ops = &mov_ops, },
+ { .name = "movslq", .ops = &mov_ops, },
+ { .name = "movzbl", .ops = &mov_ops, },
+ { .name = "movzwl", .ops = &mov_ops, },
+ { .name = "nop", .ops = &nop_ops, },
+ { .name = "nopl", .ops = &nop_ops, },
+ { .name = "nopw", .ops = &nop_ops, },
+ { .name = "or", .ops = &mov_ops, },
+ { .name = "orl", .ops = &mov_ops, },
+ { .name = "test", .ops = &mov_ops, },
+ { .name = "testb", .ops = &mov_ops, },
+ { .name = "testl", .ops = &mov_ops, },
+};
+
+static int ins__cmp(const void *name, const void *insp)
+{
+ const struct ins *ins = insp;
+
+ return strcmp(name, ins->name);
+}
+
+static struct ins *ins__find(const char *name)
+{
+ const int nmemb = ARRAY_SIZE(instructions);
+
+ return bsearch(name, instructions, nmemb, sizeof(struct ins), ins__cmp);
+}
+
int symbol__annotate_init(struct map *map __used, struct symbol *sym)
{
struct annotation *notes = symbol__annotation(sym);
int symbol__alloc_hist(struct symbol *sym)
{
struct annotation *notes = symbol__annotation(sym);
- size_t sizeof_sym_hist = (sizeof(struct sym_hist) +
- (sym->end - sym->start) * sizeof(u64));
+ const size_t size = symbol__size(sym);
+ size_t sizeof_sym_hist = (sizeof(struct sym_hist) + size * sizeof(u64));
notes->src = zalloc(sizeof(*notes->src) + symbol_conf.nr_events * sizeof_sym_hist);
if (notes->src == NULL)
pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr));
- if (addr >= sym->end)
- return 0;
+ if (addr < sym->start || addr > sym->end)
+ return -ERANGE;
offset = addr - sym->start;
h = annotation__histogram(notes, evidx);
return 0;
}
-static struct objdump_line *objdump_line__new(s64 offset, char *line, size_t privsize)
+static void disasm_line__init_ins(struct disasm_line *dl)
{
- struct objdump_line *self = malloc(sizeof(*self) + privsize);
+ dl->ins = ins__find(dl->name);
+
+ if (dl->ins == NULL)
+ return;
+
+ if (!dl->ins->ops)
+ return;
+
+ if (dl->ins->ops->parse)
+ dl->ins->ops->parse(&dl->ops);
+}
- if (self != NULL) {
- self->offset = offset;
- self->line = line;
+static struct disasm_line *disasm_line__new(s64 offset, char *line, size_t privsize)
+{
+ struct disasm_line *dl = zalloc(sizeof(*dl) + privsize);
+
+ if (dl != NULL) {
+ dl->offset = offset;
+ dl->line = strdup(line);
+ if (dl->line == NULL)
+ goto out_delete;
+
+ if (offset != -1) {
+ char *name = dl->line, tmp;
+
+ while (isspace(name[0]))
+ ++name;
+
+ if (name[0] == '\0')
+ goto out_delete;
+
+ dl->ops.raw = name + 1;
+
+ while (dl->ops.raw[0] != '\0' &&
+ !isspace(dl->ops.raw[0]))
+ ++dl->ops.raw;
+
+ tmp = dl->ops.raw[0];
+ dl->ops.raw[0] = '\0';
+ dl->name = strdup(name);
+
+ if (dl->name == NULL)
+ goto out_free_line;
+
+ dl->ops.raw[0] = tmp;
+
+ if (dl->ops.raw[0] != '\0') {
+ dl->ops.raw++;
+ while (isspace(dl->ops.raw[0]))
+ ++dl->ops.raw;
+ }
+
+ disasm_line__init_ins(dl);
+ }
}
- return self;
+ return dl;
+
+out_free_line:
+ free(dl->line);
+out_delete:
+ free(dl);
+ return NULL;
}
-void objdump_line__free(struct objdump_line *self)
+void disasm_line__free(struct disasm_line *dl)
{
- free(self->line);
- free(self);
+ free(dl->line);
+ free(dl->name);
+ free(dl->ops.source.raw);
+ free(dl->ops.source.name);
+ free(dl->ops.target.raw);
+ free(dl->ops.target.name);
+ free(dl);
+}
+
+int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw)
+{
+ if (raw || !dl->ins)
+ return scnprintf(bf, size, "%-6.6s %s", dl->name, dl->ops.raw);
+
+ return ins__scnprintf(dl->ins, bf, size, &dl->ops);
}
-static void objdump__add_line(struct list_head *head, struct objdump_line *line)
+static void disasm__add(struct list_head *head, struct disasm_line *line)
{
list_add_tail(&line->node, head);
}
-struct objdump_line *objdump__get_next_ip_line(struct list_head *head,
- struct objdump_line *pos)
+struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos)
{
list_for_each_entry_continue(pos, head, node)
if (pos->offset >= 0)
return NULL;
}
-static int objdump_line__print(struct objdump_line *oline, struct symbol *sym,
- int evidx, u64 len, int min_pcnt,
- int printed, int max_lines,
- struct objdump_line *queue)
+static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 start,
+ int evidx, u64 len, int min_pcnt, int printed,
+ int max_lines, struct disasm_line *queue)
{
static const char *prev_line;
static const char *prev_color;
- if (oline->offset != -1) {
+ if (dl->offset != -1) {
const char *path = NULL;
unsigned int hits = 0;
double percent = 0.0;
struct annotation *notes = symbol__annotation(sym);
struct source_line *src_line = notes->src->lines;
struct sym_hist *h = annotation__histogram(notes, evidx);
- s64 offset = oline->offset;
- struct objdump_line *next;
+ s64 offset = dl->offset;
+ const u64 addr = start + offset;
+ struct disasm_line *next;
- next = objdump__get_next_ip_line(¬es->src->source, oline);
+ next = disasm__get_next_ip_line(¬es->src->source, dl);
while (offset < (s64)len &&
(next == NULL || offset < next->offset)) {
if (queue != NULL) {
list_for_each_entry_from(queue, ¬es->src->source, node) {
- if (queue == oline)
+ if (queue == dl)
break;
- objdump_line__print(queue, sym, evidx, len,
+ disasm_line__print(queue, sym, start, evidx, len,
0, 0, 1, NULL);
}
}
color_fprintf(stdout, color, " %7.2f", percent);
printf(" : ");
- color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", oline->line);
+ color_fprintf(stdout, PERF_COLOR_MAGENTA, " %" PRIx64 ":", addr);
+ color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", dl->line);
} else if (max_lines && printed >= max_lines)
return 1;
else {
if (queue)
return -1;
- if (!*oline->line)
+ if (!*dl->line)
printf(" :\n");
else
- printf(" : %s\n", oline->line);
+ printf(" : %s\n", dl->line);
}
return 0;
FILE *file, size_t privsize)
{
struct annotation *notes = symbol__annotation(sym);
- struct objdump_line *objdump_line;
- char *line = NULL, *tmp, *tmp2, *c;
+ struct disasm_line *dl;
+ char *line = NULL, *parsed_line, *tmp, *tmp2, *c;
size_t line_len;
s64 line_ip, offset = -1;
*c = 0;
line_ip = -1;
+ parsed_line = line;
/*
* Strip leading spaces:
offset = line_ip - start;
if (offset < 0 || (u64)line_ip > end)
offset = -1;
+ else
+ parsed_line = tmp2 + 1;
}
- objdump_line = objdump_line__new(offset, line, privsize);
- if (objdump_line == NULL) {
- free(line);
+ dl = disasm_line__new(offset, parsed_line, privsize);
+ free(line);
+
+ if (dl == NULL)
return -1;
- }
- objdump__add_line(¬es->src->source, objdump_line);
+
+ disasm__add(¬es->src->source, dl);
return 0;
}
if (!notes->src->lines)
return -1;
- start = map->unmap_ip(map, sym->start);
+ start = map__rip_2objdump(map, sym->start);
for (i = 0; i < len; i++) {
char *path = NULL;
{
struct annotation *notes = symbol__annotation(sym);
struct sym_hist *h = annotation__histogram(notes, evidx);
- u64 len = sym->end - sym->start, offset;
+ u64 len = symbol__size(sym), offset;
for (offset = 0; offset < len; ++offset)
if (h->addr[offset] != 0)
struct dso *dso = map->dso;
const char *filename = dso->long_name, *d_filename;
struct annotation *notes = symbol__annotation(sym);
- struct objdump_line *pos, *queue = NULL;
+ struct disasm_line *pos, *queue = NULL;
+ u64 start = map__rip_2objdump(map, sym->start);
int printed = 2, queue_len = 0;
int more = 0;
u64 len;
else
d_filename = basename(filename);
- len = sym->end - sym->start;
+ len = symbol__size(sym);
printf(" Percent | Source code & Disassembly of %s\n", d_filename);
printf("------------------------------------------------\n");
queue_len = 0;
}
- switch (objdump_line__print(pos, sym, evidx, len, min_pcnt,
- printed, max_lines, queue)) {
+ switch (disasm_line__print(pos, sym, start, evidx, len,
+ min_pcnt, printed, max_lines,
+ queue)) {
case 0:
++printed;
if (context) {
{
struct annotation *notes = symbol__annotation(sym);
struct sym_hist *h = annotation__histogram(notes, evidx);
- struct objdump_line *pos;
- int len = sym->end - sym->start;
+ int len = symbol__size(sym), offset;
h->sum = 0;
-
- list_for_each_entry(pos, ¬es->src->source, node) {
- if (pos->offset != -1 && pos->offset < len) {
- h->addr[pos->offset] = h->addr[pos->offset] * 7 / 8;
- h->sum += h->addr[pos->offset];
- }
+ for (offset = 0; offset < len; ++offset) {
+ h->addr[offset] = h->addr[offset] * 7 / 8;
+ h->sum += h->addr[offset];
}
}
-void objdump_line_list__purge(struct list_head *head)
+void disasm__purge(struct list_head *head)
{
- struct objdump_line *pos, *n;
+ struct disasm_line *pos, *n;
list_for_each_entry_safe(pos, n, head, node) {
list_del(&pos->node);
- objdump_line__free(pos);
+ disasm_line__free(pos);
+ }
+}
+
+static size_t disasm_line__fprintf(struct disasm_line *dl, FILE *fp)
+{
+ size_t printed;
+
+ if (dl->offset == -1)
+ return fprintf(fp, "%s\n", dl->line);
+
+ printed = fprintf(fp, "%#" PRIx64 " %s", dl->offset, dl->name);
+
+ if (dl->ops.raw[0] != '\0') {
+ printed += fprintf(fp, "%.*s %s\n", 6 - (int)printed, " ",
+ dl->ops.raw);
}
+
+ return printed + fprintf(fp, "\n");
+}
+
+size_t disasm__fprintf(struct list_head *head, FILE *fp)
+{
+ struct disasm_line *pos;
+ size_t printed = 0;
+
+ list_for_each_entry(pos, head, node)
+ printed += disasm_line__fprintf(pos, fp);
+
+ return printed;
}
int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx,
if (symbol__annotate(sym, map, 0) < 0)
return -1;
- len = sym->end - sym->start;
+ len = symbol__size(sym);
if (print_lines) {
symbol__get_source_line(sym, map, evidx, &source_line,
if (print_lines)
symbol__free_source_line(sym, len);
- objdump_line_list__purge(&symbol__annotation(sym)->src->source);
+ disasm__purge(&symbol__annotation(sym)->src->source);
return 0;
}
projects / firefly-linux-kernel-4.4.55.git / blobdiff