NAME ck_pr_stall – busy-wait primitive LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_stall void DESCRIPTION The Fn ck_pr_stall 3 function should be used inside retry paths of busy-wait loops. It not only serves as a compiler barrier, but on some architectures it emits cycle-saving instructions. EXAMPLE #include <ck_pr.h> static int ready…
NAME ck_pr_rtm_begin ck_pr_rtm_end ck_pr_rtm_abort ck_pr_rtm_test – restricted transactional memory LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft unsigned int Fn ck_pr_rtm_begin void Ft void Fn ck_pr_rtm_end void Ft void Fn ck_pr_rtm_abort const unsigned int status Ft bool Fn ck_pr_rtm_test void DESCRIPTION These family of functions implement support for restricted transactional memory, if available on…
NAME ck_pr_or_ptr ck_pr_or_char ck_pr_or_uint ck_pr_or_int ck_pr_or_64 ck_pr_or_32 ck_pr_or_16 ck_pr_or_8 – atomic bitwise-or operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_or_ptr void *target uintptr_t delta Ft void Fn ck_pr_or_char char *target char delta Ft void Fn ck_pr_or_uint unsigned int *target unsigned int delta Ft void Fn ck_pr_or_int int *target int delta…
NAME ck_pr_not_ptr ck_pr_not_double ck_pr_not_char ck_pr_not_uint ck_pr_not_int ck_pr_not_64 ck_pr_not_32 ck_pr_not_16 ck_pr_not_8 – atomic complement operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_not_ptr void *target Ft void Fn ck_pr_not_double double *target Ft void Fn ck_pr_not_char char *target Ft void Fn ck_pr_not_uint unsigned int *target Ft void Fn ck_pr_not_int int *target Ft void…
NAME ck_pr_neg_ptr ck_pr_neg_ptr_zero ck_pr_neg_double ck_pr_neg_double_zero ck_pr_neg_char ck_pr_neg_char_zero ck_pr_neg_uint ck_pr_neg_uint_zero ck_pr_neg_int ck_pr_neg_int_zero ck_pr_neg_64 ck_pr_neg_64_zero ck_pr_neg_32 ck_pr_neg_32_zero ck_pr_neg_16 ck_pr_neg_16_zero ck_pr_neg_8 ck_pr_neg_8_zero – atomic negation operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_neg_ptr void *target Ft void Fn ck_pr_neg_ptr_zero void *target bool *z Ft void Fn ck_pr_neg_double double *target Ft void Fn ck_pr_neg_double_zero…
NAME ck_pr_load_ptr ck_pr_load_double ck_pr_load_uint ck_pr_load_int ck_pr_load_char ck_pr_load_64 ck_pr_load_32 ck_pr_load_16 ck_pr_load_8 – atomic volatile load operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void * Fn ck_pr_load_ptr const void *target Ft double Fn ck_pr_load_double const double *target Ft unsigned int Fn ck_pr_load_uint const unsigned int *target Ft int Fn ck_pr_load_int const int *target Ft…
NAME ck_pr_inc_ptr ck_pr_inc_ptr_zero ck_pr_inc_double ck_pr_inc_double_zero ck_pr_inc_char ck_pr_inc_char_zero ck_pr_inc_uint ck_pr_inc_uint_zero ck_pr_inc_int ck_pr_inc_int_zero ck_pr_inc_64 ck_pr_inc_64_zero ck_pr_inc_32 ck_pr_inc_32_zero ck_pr_inc_16 ck_pr_inc_16_zero ck_pr_inc_8 ck_pr_inc_8_zero – atomic increment operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_inc_ptr void *target Ft void Fn ck_pr_inc_ptr_zero void *target bool *z Ft void Fn ck_pr_inc_double double *target Ft void Fn ck_pr_inc_double_zero…
NAME ck_pr_fence_store_load – enforce ordering of store operations to load operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_store_load void Ft void Fn ck_pr_fence_strict_store_load void DESCRIPTION The Fn ck_pr_fence_store_load function enfores the ordering of any memory store, Fn ck_pr_store and atomic read-modify-write operations to load operations relative to the invocation of…
NAME ck_pr_fence_store_atomic – enforce ordering of store operations to load operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_store_atomic void Ft void Fn ck_pr_fence_strict_store_atomic void DESCRIPTION The Fn ck_pr_fence_store_atomic function enfores the ordering of any memory store, Fn ck_pr_store and atomic read-modify-write operations to atomic read-modify-write operations relative to the invocation…
NAME ck_pr_fence_store – enforce partial ordering of store operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_store void Ft void Fn ck_pr_fence_strict_store void DESCRIPTION The Fn ck_pr_fence_store function enfores the ordering of any memory store, Fn ck_pr_store and atomic read-modify-write operations relative to the invocation of the function. This function always…
NAME ck_pr_fence_release – enforce release semantics LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_release void DESCRIPTION This function enforces the partial ordering of any loads prior to invocation with respect to any following stores and any stores prior to invocation with respect to any following stores. RETURN VALUES This function has…
NAME ck_pr_fence_memory – enforce partial ordering of all memory operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_memory Ft void Fn ck_pr_fence_strict_memory DESCRIPTION The Fn ck_pr_fence_memory 3 function enforces the ordering of any memory operations with respect to the invocation of the function. This function always serves as an implicit compiler…
NAME ck_pr_fence_load_store – enforce ordering of load operations to store operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_load_store void Ft void Fn ck_pr_fence_strict_load_store void DESCRIPTION This function enforces the ordering of any memory load and Fn ck_pr_load 3 operations with respect to store operations relative to the invocation of the…
NAME ck_pr_fence_load_depends – data dependency barrier LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_load_depends void DESCRIPTION The Fn ck_pr_fence_load_depends 3 emits necessary fences for pure data-dependent loads. It currently only serves as a compiler barrier for Concurrency Kit’s supported platforms. Unless you’re on architecture which re-orders data-dependent loads (such as the…
NAME ck_pr_fence_load_atomic – enforce ordering of load operations to atomic read-modify-write operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_load_atomic void Ft void Fn ck_pr_fence_strict_load_atomic void DESCRIPTION This function enforces the ordering of any memory load and Fn ck_pr_load 3 operations with respect to store operations relative to the invocation of…
NAME ck_pr_fence_load – enforce partial ordering of load operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_load void Ft void Fn ck_pr_fence_strict_load void DESCRIPTION This function enforces the ordering of any memory load and Fn ck_pr_load 3 operations relative to the invocation of the function. Any store operations that were committed…
NAME ck_pr_fence_atomic_store – enforce ordering of atomic read-modify-write operations to store operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_atomic_store void Ft void Fn ck_pr_fence_strict_atomic_store void DESCRIPTION The Fn ck_pr_fence_atomic_store function enfores the ordering of any atomic read-modify-write operations relative to any load operations following the function invocation. This function always…
NAME ck_pr_fence_atomic_load – enforce ordering of atomic read-modify-write operations to load operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_atomic_load void Ft void Fn ck_pr_fence_strict_atomic_load void DESCRIPTION The Fn ck_pr_fence_atomic_load function enfores the ordering of any atomic read-modify-write operations relative to any load operations following the function invocation. This function always…
NAME ck_pr_fence_atomic – enforce partial ordering of atomic read-modify-write operations LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_atomic void Ft void Fn ck_pr_fence_strict_atomic void DESCRIPTION The Fn ck_pr_fence_atomic function enfores the ordering of any atomic read-modify-write operations relative to the invocation of the function. This function always serve as an implicit…
NAME ck_pr_fence_acquire – enforce acquire semantics LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS In ck_pr.h Ft void Fn ck_pr_fence_acquire void DESCRIPTION This function enforces the partial ordering of any loads prior to invocation with respect to any following stores, loads and atomic operations. It is typically used to implement critical sections. RETURN VALUES This function has…