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builtin/blame.c: eliminate same_suspect()

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Since the origin pointers are "interned" and reference-counted, comparing
the pointers rather than the content is enough.  The only uninterned
origins are cached values kept in commit->util, but same_suspect is not
called on them.

Signed-off-by: David Kastrup <dak@gnu.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
David Kastrup 2014-01-22 01:20:15 +01:00 committed by Junio C Hamano
parent a0f58c5830
commit 0a88f08e28
1 changed files with 8 additions and 17 deletions
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25
builtin/blame.c
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@ -255,15 +255,6 @@ struct scoreboard {
int *lineno;
};
static inline int same_suspect(struct origin *a, struct origin *b)
{
if (a == b)
return 1;
if (a->commit != b->commit)
return 0;
return !strcmp(a->path, b->path);
}
static void sanity_check_refcnt(struct scoreboard *);
/*
@ -276,7 +267,7 @@ static void coalesce(struct scoreboard *sb)
struct blame_entry *ent, *next;
for (ent = sb->ent; ent && (next = ent->next); ent = next) {
if (same_suspect(ent->suspect, next->suspect) &&
if (ent->suspect == next->suspect &&
ent->guilty == next->guilty &&
ent->s_lno + ent->num_lines == next->s_lno) {
ent->num_lines += next->num_lines;
@ -735,7 +726,7 @@ static int find_last_in_target(struct scoreboard *sb, struct origin *target)
int last_in_target = -1;
for (e = sb->ent; e; e = e->next) {
if (e->guilty || !same_suspect(e->suspect, target))
if (e->guilty || e->suspect != target)
continue;
if (last_in_target < e->s_lno + e->num_lines)
last_in_target = e->s_lno + e->num_lines;
@ -755,7 +746,7 @@ static void blame_chunk(struct scoreboard *sb,
struct blame_entry *e;
for (e = sb->ent; e; e = e->next) {
if (e->guilty || !same_suspect(e->suspect, target))
if (e->guilty || e->suspect != target)
continue;
if (same <= e->s_lno)
continue;
@ -985,7 +976,7 @@ static int find_move_in_parent(struct scoreboard *sb,
while (made_progress) {
made_progress = 0;
for (e = sb->ent; e; e = e->next) {
if (e->guilty || !same_suspect(e->suspect, target) ||
if (e->guilty || e->suspect != target ||
ent_score(sb, e) < blame_move_score)
continue;
find_copy_in_blob(sb, e, parent, split, &file_p);
@ -1020,14 +1011,14 @@ static struct blame_list *setup_blame_list(struct scoreboard *sb,
for (e = sb->ent, num_ents = 0; e; e = e->next)
if (!e->scanned && !e->guilty &&
same_suspect(e->suspect, target) &&
e->suspect == target &&
min_score < ent_score(sb, e))
num_ents++;
if (num_ents) {
blame_list = xcalloc(num_ents, sizeof(struct blame_list));
for (e = sb->ent, i = 0; e; e = e->next)
if (!e->scanned && !e->guilty &&
same_suspect(e->suspect, target) &&
e->suspect == target &&
min_score < ent_score(sb, e))
blame_list[i++].ent = e;
}
@ -1171,7 +1162,7 @@ static void pass_whole_blame(struct scoreboard *sb,
origin->file.ptr = NULL;
}
for (e = sb->ent; e; e = e->next) {
if (!same_suspect(e->suspect, origin))
if (e->suspect != origin)
continue;
origin_incref(porigin);
origin_decref(e->suspect);
@ -1560,7 +1551,7 @@ static void assign_blame(struct scoreboard *sb, int opt)
/* Take responsibility for the remaining entries */
for (ent = sb->ent; ent; ent = ent->next)
if (same_suspect(ent->suspect, suspect))
if (ent->suspect == suspect)
found_guilty_entry(ent);
origin_decref(suspect);