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authorOndřej Bílka <neleai@seznam.cz>2014-02-10 14:45:42 +0100
committerOndřej Bílka <neleai@seznam.cz>2014-02-10 15:07:12 +0100
commita1ffb40e32741f992c743e7b16c061fefa3747ac (patch)
tree246a29a87b26cfd5d07b17070f85eb3785018de9 /time
parent1448f3244714a9dabb5240ec18b094f100887d5c (diff)
Use glibc_likely instead __builtin_expect.
Diffstat (limited to 'time')
-rw-r--r--time/asctime.c2
-rw-r--r--time/tzfile.c36
-rw-r--r--time/tzset.c12
3 files changed, 25 insertions, 25 deletions
diff --git a/time/asctime.c b/time/asctime.c
index dfbafbff09..073cf84461 100644
--- a/time/asctime.c
+++ b/time/asctime.c
@@ -46,7 +46,7 @@ asctime_internal (const struct tm *tp, char *buf, size_t buflen)
this would mean the output needs more space. This would not be a
problem if the 'asctime_r' interface would be defined sanely and
a buffer size would be passed. */
- if (__builtin_expect (tp->tm_year > INT_MAX - 1900, 0))
+ if (__glibc_unlikely (tp->tm_year > INT_MAX - 1900))
{
eoverflow:
__set_errno (EOVERFLOW);
diff --git a/time/tzfile.c b/time/tzfile.c
index deef58ef34..52f0994815 100644
--- a/time/tzfile.c
+++ b/time/tzfile.c
@@ -232,7 +232,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
> (SIZE_MAX - total_size) / sizeof (struct ttinfo), 0))
goto lose;
total_size += num_types * sizeof (struct ttinfo);
- if (__builtin_expect (chars > SIZE_MAX - total_size, 0))
+ if (__glibc_unlikely (chars > SIZE_MAX - total_size))
goto lose;
total_size += chars;
if (__builtin_expect (__alignof__ (struct leap) - 1
@@ -261,16 +261,16 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
|| tzspec_len < num_leaps * 12, 0))
goto lose;
tzspec_len -= num_leaps * 12;
- if (__builtin_expect (tzspec_len < num_isstd, 0))
+ if (__glibc_unlikely (tzspec_len < num_isstd))
goto lose;
tzspec_len -= num_isstd;
- if (__builtin_expect (tzspec_len == 0 || tzspec_len - 1 < num_isgmt, 0))
+ if (__glibc_unlikely (tzspec_len == 0 || tzspec_len - 1 < num_isgmt))
goto lose;
tzspec_len -= num_isgmt + 1;
- if (__builtin_expect (SIZE_MAX - total_size < tzspec_len, 0))
+ if (__glibc_unlikely (SIZE_MAX - total_size < tzspec_len))
goto lose;
}
- if (__builtin_expect (SIZE_MAX - total_size - tzspec_len < extra, 0))
+ if (__glibc_unlikely (SIZE_MAX - total_size - tzspec_len < extra))
goto lose;
/* Allocate enough memory including the extra block requested by the
@@ -310,7 +310,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
/* Check for bogus indices in the data file, so we can hereafter
safely use type_idxs[T] as indices into `types' and never crash. */
for (i = 0; i < num_transitions; ++i)
- if (__builtin_expect (type_idxs[i] >= num_types, 0))
+ if (__glibc_unlikely (type_idxs[i] >= num_types))
goto lose;
if ((BYTE_ORDER != BIG_ENDIAN && (sizeof (time_t) == 4 || trans_width == 4))
@@ -341,18 +341,18 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
0))
goto lose;
c = getc_unlocked (f);
- if (__builtin_expect ((unsigned int) c > 1u, 0))
+ if (__glibc_unlikely ((unsigned int) c > 1u))
goto lose;
types[i].isdst = c;
c = getc_unlocked (f);
- if (__builtin_expect ((size_t) c > chars, 0))
+ if (__glibc_unlikely ((size_t) c > chars))
/* Bogus index in data file. */
goto lose;
types[i].idx = c;
types[i].offset = (long int) decode (x);
}
- if (__builtin_expect (fread_unlocked (zone_names, 1, chars, f) != chars, 0))
+ if (__glibc_unlikely (fread_unlocked (zone_names, 1, chars, f) != chars))
goto lose;
for (i = 0; i < num_leaps; ++i)
@@ -366,7 +366,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
else
leaps[i].transition = (time_t) decode64 (x);
- if (__builtin_expect (fread_unlocked (x, 1, 4, f) != 4, 0))
+ if (__glibc_unlikely (fread_unlocked (x, 1, 4, f) != 4))
goto lose;
leaps[i].change = (long int) decode (x);
}
@@ -374,7 +374,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
for (i = 0; i < num_isstd; ++i)
{
int c = getc_unlocked (f);
- if (__builtin_expect (c == EOF, 0))
+ if (__glibc_unlikely (c == EOF))
goto lose;
types[i].isstd = c != 0;
}
@@ -384,7 +384,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
for (i = 0; i < num_isgmt; ++i)
{
int c = getc_unlocked (f);
- if (__builtin_expect (c == EOF, 0))
+ if (__glibc_unlikely (c == EOF))
goto lose;
types[i].isgmt = c != 0;
}
@@ -627,7 +627,7 @@ __tzfile_compute (time_t timer, int use_localtime,
__tzname[0] = NULL;
__tzname[1] = NULL;
- if (__builtin_expect (num_transitions == 0 || timer < transitions[0], 0))
+ if (__glibc_unlikely (num_transitions == 0 || timer < transitions[0]))
{
/* TIMER is before any transition (or there are no transitions).
Choose the first non-DST type
@@ -657,9 +657,9 @@ __tzfile_compute (time_t timer, int use_localtime,
++j;
}
}
- else if (__builtin_expect (timer >= transitions[num_transitions - 1], 0))
+ else if (__glibc_unlikely (timer >= transitions[num_transitions - 1]))
{
- if (__builtin_expect (tzspec == NULL, 0))
+ if (__glibc_unlikely (tzspec == NULL))
{
use_last:
i = num_transitions;
@@ -671,7 +671,7 @@ __tzfile_compute (time_t timer, int use_localtime,
/* Convert to broken down structure. If this fails do not
use the string. */
- if (__builtin_expect (! __offtime (&timer, 0, tp), 0))
+ if (__glibc_unlikely (! __offtime (&timer, 0, tp)))
goto use_last;
/* Use the rules from the TZ string to compute the change. */
@@ -680,7 +680,7 @@ __tzfile_compute (time_t timer, int use_localtime,
/* If tzspec comes from posixrules loaded by __tzfile_default,
override the STD and DST zone names with the ones user
requested in TZ envvar. */
- if (__builtin_expect (zone_names == (char *) &leaps[num_leaps], 0))
+ if (__glibc_unlikely (zone_names == (char *) &leaps[num_leaps]))
{
assert (num_types == 2);
__tzname[0] = __tzstring (zone_names);
@@ -762,7 +762,7 @@ __tzfile_compute (time_t timer, int use_localtime,
++j;
}
- if (__builtin_expect (__tzname[0] == NULL, 0))
+ if (__glibc_unlikely (__tzname[0] == NULL))
__tzname[0] = __tzname[1];
i = type_idxs[i - 1];
diff --git a/time/tzset.c b/time/tzset.c
index bfcd943436..77bfde9fb1 100644
--- a/time/tzset.c
+++ b/time/tzset.c
@@ -184,16 +184,16 @@ __tzset_parse_tz (tz)
{
/* Check for the quoted version. */
char *wp = tzbuf;
- if (__builtin_expect (*tz++ != '<', 0))
+ if (__glibc_unlikely (*tz++ != '<'))
goto out;
while (isalnum (*tz) || *tz == '+' || *tz == '-')
*wp++ = *tz++;
- if (__builtin_expect (*tz++ != '>' || wp - tzbuf < 3, 0))
+ if (__glibc_unlikely (*tz++ != '>' || wp - tzbuf < 3))
goto out;
*wp = '\0';
}
- else if (__builtin_expect (consumed < 3, 0))
+ else if (__glibc_unlikely (consumed < 3))
goto out;
else
tz += consumed;
@@ -232,19 +232,19 @@ __tzset_parse_tz (tz)
/* Check for the quoted version. */
char *wp = tzbuf;
const char *rp = tz;
- if (__builtin_expect (*rp++ != '<', 0))
+ if (__glibc_unlikely (*rp++ != '<'))
/* Punt on name, set up the offsets. */
goto done_names;
while (isalnum (*rp) || *rp == '+' || *rp == '-')
*wp++ = *rp++;
- if (__builtin_expect (*rp++ != '>' || wp - tzbuf < 3, 0))
+ if (__glibc_unlikely (*rp++ != '>' || wp - tzbuf < 3))
/* Punt on name, set up the offsets. */
goto done_names;
*wp = '\0';
tz = rp;
}
- else if (__builtin_expect (consumed < 3, 0))
+ else if (__glibc_unlikely (consumed < 3))
/* Punt on name, set up the offsets. */
goto done_names;
else