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ck_rwcohort: Style fixes.

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ck_pring
Samy Al Bahra 12 years ago
parent 04a6802250
commit 73a1e42baf
1 changed files with 242 additions and 223 deletions
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465
include/ck_rwcohort.h
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@ -42,251 +42,270 @@
#define CK_RWCOHORT_WP_NAME(N) ck_rwcohort_wp_##N
#define CK_RWCOHORT_WP_INSTANCE(N) struct CK_RWCOHORT_WP_NAME(N)
#define CK_RWCOHORT_WP_INIT(N, RW, WL) ck_rwcohort_wp_##N##_init(RW, WL)
#define CK_RWCOHORT_WP_READ_LOCK(N, RW, C, GC, LC) ck_rwcohort_wp_##N##_read_lock(RW, C, GC, LC)
#define CK_RWCOHORT_WP_READ_UNLOCK(N, RW, C, GC, LC) ck_rwcohort_wp_##N##_read_unlock(RW)
#define CK_RWCOHORT_WP_WRITE_LOCK(N, RW, C, GC, LC) ck_rwcohort_wp_##N##_write_lock(RW, C, GC, LC)
#define CK_RWCOHORT_WP_WRITE_UNLOCK(N, RW, C, GC, LC) ck_rwcohort_wp_##N##_write_unlock(RW, C, GC, LC)
#define CK_RWCOHORT_WP_READ_LOCK(N, RW, C, GC, LC) \
ck_rwcohort_wp_##N##_read_lock(RW, C, GC, LC)
#define CK_RWCOHORT_WP_READ_UNLOCK(N, RW, C, GC, LC) \
ck_rwcohort_wp_##N##_read_unlock(RW)
#define CK_RWCOHORT_WP_WRITE_LOCK(N, RW, C, GC, LC) \
ck_rwcohort_wp_##N##_write_lock(RW, C, GC, LC)
#define CK_RWCOHORT_WP_WRITE_UNLOCK(N, RW, C, GC, LC) \
ck_rwcohort_wp_##N##_write_unlock(RW, C, GC, LC)
#define CK_RWCOHORT_WP_DEFAULT_WAIT_LIMIT 1000
#define CK_RWCOHORT_WP_PROTOTYPE(N) \
CK_RWCOHORT_WP_INSTANCE(N) { \
unsigned int read_counter; \
unsigned int write_barrier; \
unsigned int wait_limit; \
}; \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_init(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
unsigned int wait_limit) \
{ \
rw_cohort->read_counter = 0; \
rw_cohort->write_barrier = 0; \
rw_cohort->wait_limit = wait_limit; \
ck_pr_barrier(); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_write_lock(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
while (ck_pr_load_uint(&rw_cohort->write_barrier) > 0) { \
ck_pr_stall(); \
} \
\
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
\
while (ck_pr_load_uint(&rw_cohort->read_counter) > 0) { \
ck_pr_stall(); \
} \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_write_unlock(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
(void)rw_cohort; \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_read_lock(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
unsigned int wait_count = 0; \
bool raised = false; \
\
for (;;) { \
ck_pr_inc_uint(&rw_cohort->read_counter); \
if (CK_COHORT_LOCKED(N, cohort, global_context, local_context) == false) {\
break; \
} \
\
ck_pr_dec_uint(&rw_cohort->read_counter); \
while (CK_COHORT_LOCKED(N, cohort, global_context, local_context) == true) {\
ck_pr_stall(); \
if (++wait_count > rw_cohort->wait_limit && raised == false) { \
ck_pr_inc_uint(&rw_cohort->write_barrier); \
raised = true; \
} \
} \
} \
\
if (raised == true) { \
ck_pr_dec_uint(&rw_cohort->write_barrier); \
} \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_read_unlock(CK_RWCOHORT_WP_INSTANCE(N) *cohort) \
{ \
ck_pr_dec_uint(&cohort->read_counter); \
return; \
#define CK_RWCOHORT_WP_PROTOTYPE(N) \
CK_RWCOHORT_WP_INSTANCE(N) { \
unsigned int read_counter; \
unsigned int write_barrier; \
unsigned int wait_limit; \
}; \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_init(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
unsigned int wait_limit) \
{ \
\
rw_cohort->read_counter = 0; \
rw_cohort->write_barrier = 0; \
rw_cohort->wait_limit = wait_limit; \
ck_pr_barrier(); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_write_lock(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
\
while (ck_pr_load_uint(&rw_cohort->write_barrier) > 0) \
ck_pr_stall(); \
\
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
\
while (ck_pr_load_uint(&rw_cohort->read_counter) > 0) \
ck_pr_stall(); \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_write_unlock(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
\
(void)rw_cohort; \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_read_lock(CK_RWCOHORT_WP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
unsigned int wait_count = 0; \
bool raised = false; \
\
for (;;) { \
ck_pr_inc_uint(&rw_cohort->read_counter); \
if (CK_COHORT_LOCKED(N, cohort, global_context, \
local_context) == false) \
break; \
\
ck_pr_dec_uint(&rw_cohort->read_counter); \
while (CK_COHORT_LOCKED(N, cohort, global_context, \
local_context) == true) { \
ck_pr_stall(); \
if (++wait_count > rw_cohort->wait_limit && \
raised == false) { \
ck_pr_inc_uint(&rw_cohort->write_barrier); \
raised = true; \
} \
} \
} \
\
if (raised == true) \
ck_pr_dec_uint(&rw_cohort->write_barrier); \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_wp_##N##_read_unlock(CK_RWCOHORT_WP_INSTANCE(N) *cohort) \
{ \
\
ck_pr_dec_uint(&cohort->read_counter); \
return; \
}
#define CK_RWCOHORT_WP_INITIALIZER { \
.read_counter = 0, \
.write_barrier = 0, \
.wait_limit = 0 \
#define CK_RWCOHORT_WP_INITIALIZER { \
.read_counter = 0, \
.write_barrier = 0, \
.wait_limit = 0 \
}
#define CK_RWCOHORT_RP_NAME(N) ck_rwcohort_rp_##N
#define CK_RWCOHORT_RP_INSTANCE(N) struct CK_RWCOHORT_RP_NAME(N)
#define CK_RWCOHORT_RP_INIT(N, RW, WL) ck_rwcohort_rp_##N##_init(RW, WL)
#define CK_RWCOHORT_RP_READ_LOCK(N, RW, C, GC, LC) ck_rwcohort_rp_##N##_read_lock(RW, C, GC, LC)
#define CK_RWCOHORT_RP_READ_UNLOCK(N, RW, C, GC, LC) ck_rwcohort_rp_##N##_read_unlock(RW)
#define CK_RWCOHORT_RP_WRITE_LOCK(N, RW, C, GC, LC) ck_rwcohort_rp_##N##_write_lock(RW, C, GC, LC)
#define CK_RWCOHORT_RP_WRITE_UNLOCK(N, RW, C, GC, LC) ck_rwcohort_rp_##N##_write_unlock(RW, C, GC, LC)
#define CK_RWCOHORT_RP_READ_LOCK(N, RW, C, GC, LC) \
ck_rwcohort_rp_##N##_read_lock(RW, C, GC, LC)
#define CK_RWCOHORT_RP_READ_UNLOCK(N, RW, C, GC, LC) \
ck_rwcohort_rp_##N##_read_unlock(RW)
#define CK_RWCOHORT_RP_WRITE_LOCK(N, RW, C, GC, LC) \
ck_rwcohort_rp_##N##_write_lock(RW, C, GC, LC)
#define CK_RWCOHORT_RP_WRITE_UNLOCK(N, RW, C, GC, LC) \
ck_rwcohort_rp_##N##_write_unlock(RW, C, GC, LC)
#define CK_RWCOHORT_RP_DEFAULT_WAIT_LIMIT 1000
#define CK_RWCOHORT_RP_PROTOTYPE(N) \
CK_RWCOHORT_RP_INSTANCE(N) { \
unsigned int read_counter; \
unsigned int read_barrier; \
unsigned int wait_limit; \
}; \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_init(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
unsigned int wait_limit) \
{ \
rw_cohort->read_counter = 0; \
rw_cohort->read_barrier = 0; \
rw_cohort->wait_limit = wait_limit; \
ck_pr_barrier(); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_write_lock(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
unsigned int wait_count = 0; \
bool raised = false; \
\
for (;;) { \
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
if (ck_pr_load_uint(&rw_cohort->read_counter) == 0) { \
break; \
} \
\
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
while (ck_pr_load_uint(&rw_cohort->read_counter) > 0) { \
ck_pr_stall(); \
if (++wait_count > rw_cohort->wait_limit && raised == false) { \
ck_pr_inc_uint(&rw_cohort->read_barrier); \
raised = true; \
} \
} \
} \
\
if (raised == true) { \
ck_pr_dec_uint(&rw_cohort->read_barrier); \
} \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_write_unlock(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, void *local_context) \
{ \
(void)rw_cohort; \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_read_lock(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
while (ck_pr_load_uint(&rw_cohort->read_barrier) > 0) { \
ck_pr_stall(); \
} \
ck_pr_inc_uint(&rw_cohort->read_counter); \
\
while (CK_COHORT_LOCKED(N, cohort, global_context, local_context) == true) { \
ck_pr_stall(); \
} \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_read_unlock(CK_RWCOHORT_RP_INSTANCE(N) *cohort) \
{ \
ck_pr_dec_uint(&cohort->read_counter); \
return; \
#define CK_RWCOHORT_RP_PROTOTYPE(N) \
CK_RWCOHORT_RP_INSTANCE(N) { \
unsigned int read_counter; \
unsigned int read_barrier; \
unsigned int wait_limit; \
}; \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_init(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
unsigned int wait_limit) \
{ \
\
rw_cohort->read_counter = 0; \
rw_cohort->read_barrier = 0; \
rw_cohort->wait_limit = wait_limit; \
ck_pr_barrier(); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_write_lock(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
unsigned int wait_count = 0; \
bool raised = false; \
\
for (;;) { \
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
if (ck_pr_load_uint(&rw_cohort->read_counter) == 0) \
break; \
\
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
while (ck_pr_load_uint(&rw_cohort->read_counter) > 0) { \
ck_pr_stall(); \
if (++wait_count > rw_cohort->wait_limit && \
raised == false) { \
ck_pr_inc_uint(&rw_cohort->read_barrier); \
raised = true; \
} \
} \
} \
\
if (raised == true) \
ck_pr_dec_uint(&rw_cohort->read_barrier); \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_write_unlock(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, void *local_context) \
{ \
\
(void)rw_cohort; \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_read_lock(CK_RWCOHORT_RP_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
\
while (ck_pr_load_uint(&rw_cohort->read_barrier) > 0) \
ck_pr_stall(); \
ck_pr_inc_uint(&rw_cohort->read_counter); \
\
while (CK_COHORT_LOCKED(N, cohort, global_context, \
local_context) == true) \
ck_pr_stall(); \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_rp_##N##_read_unlock(CK_RWCOHORT_RP_INSTANCE(N) *cohort) \
{ \
\
ck_pr_dec_uint(&cohort->read_counter); \
return; \
}
#define CK_RWCOHORT_RP_INITIALIZER { \
.read_counter = 0, \
.read_barrier = 0, \
.wait_limit = 0 \
#define CK_RWCOHORT_RP_INITIALIZER { \
.read_counter = 0, \
.read_barrier = 0, \
.wait_limit = 0 \
}
#define CK_RWCOHORT_NEUTRAL_NAME(N) ck_rwcohort_neutral_##N
#define CK_RWCOHORT_NEUTRAL_INSTANCE(N) struct CK_RWCOHORT_NEUTRAL_NAME(N)
#define CK_RWCOHORT_NEUTRAL_INIT(N, RW) ck_rwcohort_neutral_##N##_init(RW)
#define CK_RWCOHORT_NEUTRAL_READ_LOCK(N, RW, C, GC, LC) ck_rwcohort_neutral_##N##_read_lock(RW, C, GC, LC)
#define CK_RWCOHORT_NEUTRAL_READ_UNLOCK(N, RW, C, GC, LC) ck_rwcohort_neutral_##N##_read_unlock(RW)
#define CK_RWCOHORT_NEUTRAL_WRITE_LOCK(N, RW, C, GC, LC) ck_rwcohort_neutral_##N##_write_lock(RW, C, GC, LC)
#define CK_RWCOHORT_NEUTRAL_WRITE_UNLOCK(N, RW, C, GC, LC) ck_rwcohort_neutral_##N##_write_unlock(RW, C, GC, LC)
#define CK_RWCOHORT_NEUTRAL_READ_LOCK(N, RW, C, GC, LC) \
ck_rwcohort_neutral_##N##_read_lock(RW, C, GC, LC)
#define CK_RWCOHORT_NEUTRAL_READ_UNLOCK(N, RW, C, GC, LC) \
ck_rwcohort_neutral_##N##_read_unlock(RW)
#define CK_RWCOHORT_NEUTRAL_WRITE_LOCK(N, RW, C, GC, LC) \
ck_rwcohort_neutral_##N##_write_lock(RW, C, GC, LC)
#define CK_RWCOHORT_NEUTRAL_WRITE_UNLOCK(N, RW, C, GC, LC) \
ck_rwcohort_neutral_##N##_write_unlock(RW, C, GC, LC)
#define CK_RWCOHORT_NEUTRAL_DEFAULT_WAIT_LIMIT 1000
#define CK_RWCOHORT_NEUTRAL_PROTOTYPE(N) \
CK_RWCOHORT_NEUTRAL_INSTANCE(N) { \
unsigned int read_counter; \
}; \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_init(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort) \
{ \
rw_cohort->read_counter = 0; \
ck_pr_barrier(); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_write_lock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
while (ck_pr_load_uint(&rw_cohort->read_counter) > 0) { \
ck_pr_stall(); \
} \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_write_unlock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, void *local_context) \
{ \
(void)rw_cohort; \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_read_lock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
ck_pr_inc_uint(&rw_cohort->read_counter); \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
\
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_read_unlock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *cohort) \
{ \
ck_pr_dec_uint(&cohort->read_counter); \
return; \
#define CK_RWCOHORT_NEUTRAL_PROTOTYPE(N) \
CK_RWCOHORT_NEUTRAL_INSTANCE(N) { \
unsigned int read_counter; \
}; \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_init(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort) \
{ \
\
rw_cohort->read_counter = 0; \
ck_pr_barrier(); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_write_lock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort,\
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
\
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
while (ck_pr_load_uint(&rw_cohort->read_counter) > 0) { \
ck_pr_stall(); \
} \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_write_unlock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort,\
CK_COHORT_INSTANCE(N) *cohort, void *global_context, void *local_context) \
{ \
\
(void)rw_cohort; \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_read_lock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *rw_cohort, \
CK_COHORT_INSTANCE(N) *cohort, void *global_context, \
void *local_context) \
{ \
\
CK_COHORT_LOCK(N, cohort, global_context, local_context); \
ck_pr_inc_uint(&rw_cohort->read_counter); \
CK_COHORT_UNLOCK(N, cohort, global_context, local_context); \
return; \
} \
CK_CC_INLINE static void \
ck_rwcohort_neutral_##N##_read_unlock(CK_RWCOHORT_NEUTRAL_INSTANCE(N) *cohort) \
{ \
\
ck_pr_dec_uint(&cohort->read_counter); \
return; \
}
#define CK_RWCOHORT_NEUTRAL_INITIALIZER { \
.read_counter = 0, \
#define CK_RWCOHORT_NEUTRAL_INITIALIZER { \
.read_counter = 0, \
}
#endif /* _CK_RWCOHORT_H */

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