/* * kmp_gsupport.cpp */ //===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.txt for details. // //===----------------------------------------------------------------------===// #include "kmp.h" #include "kmp_atomic.h" #if OMPT_SUPPORT #include "ompt-specific.h" #endif #ifdef __cplusplus extern "C" { #endif // __cplusplus #define MKLOC(loc, routine) \ static ident_t(loc) = {0, KMP_IDENT_KMPC, 0, 0, ";unknown;unknown;0;0;;"}; #include "kmp_ftn_os.h" void xexpand(KMP_API_NAME_GOMP_BARRIER)(void) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_barrier"); KA_TRACE(20, ("GOMP_barrier: T#%d\n", gtid)); #if OMPT_SUPPORT && OMPT_TRACE ompt_frame_t *ompt_frame; if (ompt_enabled) { ompt_frame = __ompt_get_task_frame_internal(0); ompt_frame->reenter_runtime_frame = __builtin_frame_address(1); } #endif __kmpc_barrier(&loc, gtid); } // Mutual exclusion // The symbol that icc/ifort generates for unnamed for unnamed critical sections // - .gomp_critical_user_ - is defined using .comm in any objects reference it. // We can't reference it directly here in C code, as the symbol contains a ".". // // The RTL contains an assembly language definition of .gomp_critical_user_ // with another symbol __kmp_unnamed_critical_addr initialized with it's // address. extern kmp_critical_name *__kmp_unnamed_critical_addr; void xexpand(KMP_API_NAME_GOMP_CRITICAL_START)(void) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_critical_start"); KA_TRACE(20, ("GOMP_critical_start: T#%d\n", gtid)); __kmpc_critical(&loc, gtid, __kmp_unnamed_critical_addr); } void xexpand(KMP_API_NAME_GOMP_CRITICAL_END)(void) { int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_critical_end"); KA_TRACE(20, ("GOMP_critical_end: T#%d\n", gtid)); __kmpc_end_critical(&loc, gtid, __kmp_unnamed_critical_addr); } void xexpand(KMP_API_NAME_GOMP_CRITICAL_NAME_START)(void **pptr) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_critical_name_start"); KA_TRACE(20, ("GOMP_critical_name_start: T#%d\n", gtid)); __kmpc_critical(&loc, gtid, (kmp_critical_name *)pptr); } void xexpand(KMP_API_NAME_GOMP_CRITICAL_NAME_END)(void **pptr) { int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_critical_name_end"); KA_TRACE(20, ("GOMP_critical_name_end: T#%d\n", gtid)); __kmpc_end_critical(&loc, gtid, (kmp_critical_name *)pptr); } // The Gnu codegen tries to use locked operations to perform atomic updates // inline. If it can't, then it calls GOMP_atomic_start() before performing // the update and GOMP_atomic_end() afterward, regardless of the data type. void xexpand(KMP_API_NAME_GOMP_ATOMIC_START)(void) { int gtid = __kmp_entry_gtid(); KA_TRACE(20, ("GOMP_atomic_start: T#%d\n", gtid)); #if OMPT_SUPPORT __ompt_thread_assign_wait_id(0); #endif __kmp_acquire_atomic_lock(&__kmp_atomic_lock, gtid); } void xexpand(KMP_API_NAME_GOMP_ATOMIC_END)(void) { int gtid = __kmp_get_gtid(); KA_TRACE(20, ("GOMP_atomic_start: T#%d\n", gtid)); __kmp_release_atomic_lock(&__kmp_atomic_lock, gtid); } int xexpand(KMP_API_NAME_GOMP_SINGLE_START)(void) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_single_start"); KA_TRACE(20, ("GOMP_single_start: T#%d\n", gtid)); if (!TCR_4(__kmp_init_parallel)) __kmp_parallel_initialize(); // 3rd parameter == FALSE prevents kmp_enter_single from pushing a // workshare when USE_CHECKS is defined. We need to avoid the push, // as there is no corresponding GOMP_single_end() call. return __kmp_enter_single(gtid, &loc, FALSE); } void *xexpand(KMP_API_NAME_GOMP_SINGLE_COPY_START)(void) { void *retval; int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_single_copy_start"); KA_TRACE(20, ("GOMP_single_copy_start: T#%d\n", gtid)); if (!TCR_4(__kmp_init_parallel)) __kmp_parallel_initialize(); // If this is the first thread to enter, return NULL. The generated code will // then call GOMP_single_copy_end() for this thread only, with the // copyprivate data pointer as an argument. if (__kmp_enter_single(gtid, &loc, FALSE)) return NULL; // Wait for the first thread to set the copyprivate data pointer, // and for all other threads to reach this point. __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL); // Retrieve the value of the copyprivate data point, and wait for all // threads to do likewise, then return. retval = __kmp_team_from_gtid(gtid)->t.t_copypriv_data; __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL); return retval; } void xexpand(KMP_API_NAME_GOMP_SINGLE_COPY_END)(void *data) { int gtid = __kmp_get_gtid(); KA_TRACE(20, ("GOMP_single_copy_end: T#%d\n", gtid)); // Set the copyprivate data pointer fo the team, then hit the barrier so that // the other threads will continue on and read it. Hit another barrier before // continuing, so that the know that the copyprivate data pointer has been // propagated to all threads before trying to reuse the t_copypriv_data field. __kmp_team_from_gtid(gtid)->t.t_copypriv_data = data; __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL); __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL); } void xexpand(KMP_API_NAME_GOMP_ORDERED_START)(void) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_ordered_start"); KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid)); __kmpc_ordered(&loc, gtid); } void xexpand(KMP_API_NAME_GOMP_ORDERED_END)(void) { int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_ordered_end"); KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid)); __kmpc_end_ordered(&loc, gtid); } // Dispatch macro defs // // They come in two flavors: 64-bit unsigned, and either 32-bit signed // (IA-32 architecture) or 64-bit signed (Intel(R) 64). #if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_4 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_4 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_4 #else #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_8 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_8 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_8 #endif /* KMP_ARCH_X86 */ #define KMP_DISPATCH_INIT_ULL __kmp_aux_dispatch_init_8u #define KMP_DISPATCH_FINI_CHUNK_ULL __kmp_aux_dispatch_fini_chunk_8u #define KMP_DISPATCH_NEXT_ULL __kmpc_dispatch_next_8u // The parallel contruct #ifndef KMP_DEBUG static #endif /* KMP_DEBUG */ void __kmp_GOMP_microtask_wrapper(int *gtid, int *npr, void (*task)(void *), void *data) { #if OMPT_SUPPORT kmp_info_t *thr; ompt_frame_t *ompt_frame; ompt_state_t enclosing_state; if (ompt_enabled) { // get pointer to thread data structure thr = __kmp_threads[*gtid]; // save enclosing task state; set current state for task enclosing_state = thr->th.ompt_thread_info.state; thr->th.ompt_thread_info.state = ompt_state_work_parallel; // set task frame ompt_frame = __ompt_get_task_frame_internal(0); ompt_frame->exit_runtime_frame = __builtin_frame_address(0); } #endif task(data); #if OMPT_SUPPORT if (ompt_enabled) { // clear task frame ompt_frame->exit_runtime_frame = NULL; // restore enclosing state thr->th.ompt_thread_info.state = enclosing_state; } #endif } #ifndef KMP_DEBUG static #endif /* KMP_DEBUG */ void __kmp_GOMP_parallel_microtask_wrapper(int *gtid, int *npr, void (*task)(void *), void *data, unsigned num_threads, ident_t *loc, enum sched_type schedule, long start, long end, long incr, long chunk_size) { // Intialize the loop worksharing construct. KMP_DISPATCH_INIT(loc, *gtid, schedule, start, end, incr, chunk_size, schedule != kmp_sch_static); #if OMPT_SUPPORT kmp_info_t *thr; ompt_frame_t *ompt_frame; ompt_state_t enclosing_state; if (ompt_enabled) { thr = __kmp_threads[*gtid]; // save enclosing task state; set current state for task enclosing_state = thr->th.ompt_thread_info.state; thr->th.ompt_thread_info.state = ompt_state_work_parallel; // set task frame ompt_frame = __ompt_get_task_frame_internal(0); ompt_frame->exit_runtime_frame = __builtin_frame_address(0); } #endif // Now invoke the microtask. task(data); #if OMPT_SUPPORT if (ompt_enabled) { // clear task frame ompt_frame->exit_runtime_frame = NULL; // reset enclosing state thr->th.ompt_thread_info.state = enclosing_state; } #endif } #ifndef KMP_DEBUG static #endif /* KMP_DEBUG */ void __kmp_GOMP_fork_call(ident_t *loc, int gtid, void (*unwrapped_task)(void *), microtask_t wrapper, int argc, ...) { int rc; kmp_info_t *thr = __kmp_threads[gtid]; kmp_team_t *team = thr->th.th_team; int tid = __kmp_tid_from_gtid(gtid); va_list ap; va_start(ap, argc); rc = __kmp_fork_call(loc, gtid, fork_context_gnu, argc, #if OMPT_SUPPORT VOLATILE_CAST(void *) unwrapped_task, #endif wrapper, __kmp_invoke_task_func, #if (KMP_ARCH_X86_64 || KMP_ARCH_ARM || KMP_ARCH_AARCH64) && KMP_OS_LINUX &ap #else ap #endif ); va_end(ap); if (rc) { __kmp_run_before_invoked_task(gtid, tid, thr, team); } #if OMPT_SUPPORT if (ompt_enabled) { #if OMPT_TRACE ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL); ompt_task_info_t *task_info = __ompt_get_taskinfo(0); // implicit task callback if (ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)) { ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)( team_info->parallel_id, task_info->task_id); } #endif thr->th.ompt_thread_info.state = ompt_state_work_parallel; } #endif } static void __kmp_GOMP_serialized_parallel(ident_t *loc, kmp_int32 gtid, void (*task)(void *)) { #if OMPT_SUPPORT ompt_parallel_id_t ompt_parallel_id; if (ompt_enabled) { ompt_task_info_t *task_info = __ompt_get_taskinfo(0); ompt_parallel_id = __ompt_parallel_id_new(gtid); // parallel region callback if (ompt_callbacks.ompt_callback(ompt_event_parallel_begin)) { int team_size = 1; ompt_callbacks.ompt_callback(ompt_event_parallel_begin)( task_info->task_id, &task_info->frame, ompt_parallel_id, team_size, (void *)task, OMPT_INVOKER(fork_context_gnu)); } } #endif __kmp_serialized_parallel(loc, gtid); #if OMPT_SUPPORT if (ompt_enabled) { kmp_info_t *thr = __kmp_threads[gtid]; ompt_task_id_t my_ompt_task_id = __ompt_task_id_new(gtid); // set up lightweight task ompt_lw_taskteam_t *lwt = (ompt_lw_taskteam_t *)__kmp_allocate(sizeof(ompt_lw_taskteam_t)); __ompt_lw_taskteam_init(lwt, thr, gtid, (void *)task, ompt_parallel_id); lwt->ompt_task_info.task_id = my_ompt_task_id; __ompt_lw_taskteam_link(lwt, thr); #if OMPT_TRACE // implicit task callback if (ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)) { ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)( ompt_parallel_id, my_ompt_task_id); } thr->th.ompt_thread_info.state = ompt_state_work_parallel; #endif } #endif } void xexpand(KMP_API_NAME_GOMP_PARALLEL_START)(void (*task)(void *), void *data, unsigned num_threads) { int gtid = __kmp_entry_gtid(); #if OMPT_SUPPORT ompt_frame_t *parent_frame, *frame; if (ompt_enabled) { parent_frame = __ompt_get_task_frame_internal(0); parent_frame->reenter_runtime_frame = __builtin_frame_address(1); } #endif MKLOC(loc, "GOMP_parallel_start"); KA_TRACE(20, ("GOMP_parallel_start: T#%d\n", gtid)); if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) { if (num_threads != 0) { __kmp_push_num_threads(&loc, gtid, num_threads); } __kmp_GOMP_fork_call(&loc, gtid, task, (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task, data); } else { __kmp_GOMP_serialized_parallel(&loc, gtid, task); } #if OMPT_SUPPORT if (ompt_enabled) { frame = __ompt_get_task_frame_internal(0); frame->exit_runtime_frame = __builtin_frame_address(1); } #endif } void xexpand(KMP_API_NAME_GOMP_PARALLEL_END)(void) { int gtid = __kmp_get_gtid(); kmp_info_t *thr; thr = __kmp_threads[gtid]; MKLOC(loc, "GOMP_parallel_end"); KA_TRACE(20, ("GOMP_parallel_end: T#%d\n", gtid)); #if OMPT_SUPPORT ompt_parallel_id_t parallel_id; ompt_task_id_t serialized_task_id; ompt_frame_t *ompt_frame = NULL; if (ompt_enabled) { ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL); parallel_id = team_info->parallel_id; ompt_task_info_t *task_info = __ompt_get_taskinfo(0); serialized_task_id = task_info->task_id; // unlink if necessary. no-op if there is not a lightweight task. ompt_lw_taskteam_t *lwt = __ompt_lw_taskteam_unlink(thr); // GOMP allocates/frees lwt since it can't be kept on the stack if (lwt) { __kmp_free(lwt); } } #endif if (!thr->th.th_team->t.t_serialized) { __kmp_run_after_invoked_task(gtid, __kmp_tid_from_gtid(gtid), thr, thr->th.th_team); #if OMPT_SUPPORT if (ompt_enabled) { // Implicit task is finished here, in the barrier we might schedule // deferred tasks, // these don't see the implicit task on the stack ompt_frame = __ompt_get_task_frame_internal(0); ompt_frame->exit_runtime_frame = NULL; } #endif __kmp_join_call(&loc, gtid #if OMPT_SUPPORT , fork_context_gnu #endif ); } else { #if OMPT_SUPPORT && OMPT_TRACE if (ompt_enabled && ompt_callbacks.ompt_callback(ompt_event_implicit_task_end)) { ompt_callbacks.ompt_callback(ompt_event_implicit_task_end)( parallel_id, serialized_task_id); } #endif __kmpc_end_serialized_parallel(&loc, gtid); #if OMPT_SUPPORT if (ompt_enabled) { // Record that we re-entered the runtime system in the frame that // created the parallel region. ompt_task_info_t *parent_task_info = __ompt_get_taskinfo(0); if (ompt_callbacks.ompt_callback(ompt_event_parallel_end)) { ompt_callbacks.ompt_callback(ompt_event_parallel_end)( parallel_id, parent_task_info->task_id, OMPT_INVOKER(fork_context_gnu)); } parent_task_info->frame.reenter_runtime_frame = NULL; thr->th.ompt_thread_info.state = (((thr->th.th_team)->t.t_serialized) ? ompt_state_work_serial : ompt_state_work_parallel); } #endif } } // Loop worksharing constructs // The Gnu codegen passes in an exclusive upper bound for the overall range, // but the libguide dispatch code expects an inclusive upper bound, hence the // "end - incr" 5th argument to KMP_DISPATCH_INIT (and the " ub - str" 11th // argument to __kmp_GOMP_fork_call). // // Conversely, KMP_DISPATCH_NEXT returns and inclusive upper bound in *p_ub, // but the Gnu codegen expects an excluside upper bound, so the adjustment // "*p_ub += stride" compenstates for the discrepancy. // // Correction: the gnu codegen always adjusts the upper bound by +-1, not the // stride value. We adjust the dispatch parameters accordingly (by +-1), but // we still adjust p_ub by the actual stride value. // // The "runtime" versions do not take a chunk_sz parameter. // // The profile lib cannot support construct checking of unordered loops that // are predetermined by the compiler to be statically scheduled, as the gcc // codegen will not always emit calls to GOMP_loop_static_next() to get the // next iteration. Instead, it emits inline code to call omp_get_thread_num() // num and calculate the iteration space using the result. It doesn't do this // with ordered static loop, so they can be checked. #define LOOP_START(func, schedule) \ int func(long lb, long ub, long str, long chunk_sz, long *p_lb, \ long *p_ub) { \ int status; \ long stride; \ int gtid = __kmp_entry_gtid(); \ MKLOC(loc, #func); \ KA_TRACE(20, \ (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \ gtid, lb, ub, str, chunk_sz)); \ \ if ((str > 0) ? (lb < ub) : (lb > ub)) { \ KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \ (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \ (schedule) != kmp_sch_static); \ status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \ (kmp_int *)p_ub, (kmp_int *)&stride); \ if (status) { \ KMP_DEBUG_ASSERT(stride == str); \ *p_ub += (str > 0) ? 1 : -1; \ } \ } else { \ status = 0; \ } \ \ KA_TRACE(20, \ (#func " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n", \ gtid, *p_lb, *p_ub, status)); \ return status; \ } #define LOOP_RUNTIME_START(func, schedule) \ int func(long lb, long ub, long str, long *p_lb, long *p_ub) { \ int status; \ long stride; \ long chunk_sz = 0; \ int gtid = __kmp_entry_gtid(); \ MKLOC(loc, #func); \ KA_TRACE(20, \ (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \ gtid, lb, ub, str, chunk_sz)); \ \ if ((str > 0) ? (lb < ub) : (lb > ub)) { \ KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \ (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \ status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \ (kmp_int *)p_ub, (kmp_int *)&stride); \ if (status) { \ KMP_DEBUG_ASSERT(stride == str); \ *p_ub += (str > 0) ? 1 : -1; \ } \ } else { \ status = 0; \ } \ \ KA_TRACE(20, \ (#func " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n", \ gtid, *p_lb, *p_ub, status)); \ return status; \ } #define LOOP_NEXT(func, fini_code) \ int func(long *p_lb, long *p_ub) { \ int status; \ long stride; \ int gtid = __kmp_get_gtid(); \ MKLOC(loc, #func); \ KA_TRACE(20, (#func ": T#%d\n", gtid)); \ \ fini_code status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \ (kmp_int *)p_ub, (kmp_int *)&stride); \ if (status) { \ *p_ub += (stride > 0) ? 1 : -1; \ } \ \ KA_TRACE(20, \ (#func " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, stride 0x%lx, " \ "returning %d\n", \ gtid, *p_lb, *p_ub, stride, status)); \ return status; \ } LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_STATIC_START), kmp_sch_static) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT), {}) LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START), kmp_sch_dynamic_chunked) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT), {}) LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_GUIDED_START), kmp_sch_guided_chunked) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT), {}) LOOP_RUNTIME_START(xexpand(KMP_API_NAME_GOMP_LOOP_RUNTIME_START), kmp_sch_runtime) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT), {}) LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START), kmp_ord_static) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT), { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); }) LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START), kmp_ord_dynamic_chunked) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT), { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); }) LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START), kmp_ord_guided_chunked) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT), { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); }) LOOP_RUNTIME_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START), kmp_ord_runtime) LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT), { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); }) void xexpand(KMP_API_NAME_GOMP_LOOP_END)(void) { int gtid = __kmp_get_gtid(); KA_TRACE(20, ("GOMP_loop_end: T#%d\n", gtid)) __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL); KA_TRACE(20, ("GOMP_loop_end exit: T#%d\n", gtid)) } void xexpand(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)(void) { KA_TRACE(20, ("GOMP_loop_end_nowait: T#%d\n", __kmp_get_gtid())) } // Unsigned long long loop worksharing constructs // // These are new with gcc 4.4 #define LOOP_START_ULL(func, schedule) \ int func(int up, unsigned long long lb, unsigned long long ub, \ unsigned long long str, unsigned long long chunk_sz, \ unsigned long long *p_lb, unsigned long long *p_ub) { \ int status; \ long long str2 = up ? ((long long)str) : -((long long)str); \ long long stride; \ int gtid = __kmp_entry_gtid(); \ MKLOC(loc, #func); \ \ KA_TRACE( \ 20, \ (#func \ ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str 0x%llx, chunk_sz 0x%llx\n", \ gtid, up, lb, ub, str, chunk_sz)); \ \ if ((str > 0) ? (lb < ub) : (lb > ub)) { \ KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb, \ (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz, \ (schedule) != kmp_sch_static); \ status = \ KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \ (kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \ if (status) { \ KMP_DEBUG_ASSERT(stride == str2); \ *p_ub += (str > 0) ? 1 : -1; \ } \ } else { \ status = 0; \ } \ \ KA_TRACE(20, \ (#func " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \ gtid, *p_lb, *p_ub, status)); \ return status; \ } #define LOOP_RUNTIME_START_ULL(func, schedule) \ int func(int up, unsigned long long lb, unsigned long long ub, \ unsigned long long str, unsigned long long *p_lb, \ unsigned long long *p_ub) { \ int status; \ long long str2 = up ? ((long long)str) : -((long long)str); \ unsigned long long stride; \ unsigned long long chunk_sz = 0; \ int gtid = __kmp_entry_gtid(); \ MKLOC(loc, #func); \ \ KA_TRACE( \ 20, \ (#func \ ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str 0x%llx, chunk_sz 0x%llx\n", \ gtid, up, lb, ub, str, chunk_sz)); \ \ if ((str > 0) ? (lb < ub) : (lb > ub)) { \ KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb, \ (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz, \ TRUE); \ status = \ KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \ (kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \ if (status) { \ KMP_DEBUG_ASSERT((long long)stride == str2); \ *p_ub += (str > 0) ? 1 : -1; \ } \ } else { \ status = 0; \ } \ \ KA_TRACE(20, \ (#func " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \ gtid, *p_lb, *p_ub, status)); \ return status; \ } #define LOOP_NEXT_ULL(func, fini_code) \ int func(unsigned long long *p_lb, unsigned long long *p_ub) { \ int status; \ long long stride; \ int gtid = __kmp_get_gtid(); \ MKLOC(loc, #func); \ KA_TRACE(20, (#func ": T#%d\n", gtid)); \ \ fini_code status = \ KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \ (kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \ if (status) { \ *p_ub += (stride > 0) ? 1 : -1; \ } \ \ KA_TRACE(20, \ (#func " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, stride 0x%llx, " \ "returning %d\n", \ gtid, *p_lb, *p_ub, stride, status)); \ return status; \ } LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START), kmp_sch_static) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT), {}) LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START), kmp_sch_dynamic_chunked) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT), {}) LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START), kmp_sch_guided_chunked) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT), {}) LOOP_RUNTIME_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START), kmp_sch_runtime) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT), {}) LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START), kmp_ord_static) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT), { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); }) LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START), kmp_ord_dynamic_chunked) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT), { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); }) LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START), kmp_ord_guided_chunked) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT), { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); }) LOOP_RUNTIME_START_ULL( xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START), kmp_ord_runtime) LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT), { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); }) // Combined parallel / loop worksharing constructs // // There are no ull versions (yet). #define PARALLEL_LOOP_START(func, schedule, ompt_pre, ompt_post) \ void func(void (*task)(void *), void *data, unsigned num_threads, long lb, \ long ub, long str, long chunk_sz) { \ int gtid = __kmp_entry_gtid(); \ MKLOC(loc, #func); \ KA_TRACE(20, \ (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \ gtid, lb, ub, str, chunk_sz)); \ \ ompt_pre(); \ \ if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) { \ if (num_threads != 0) { \ __kmp_push_num_threads(&loc, gtid, num_threads); \ } \ __kmp_GOMP_fork_call(&loc, gtid, task, \ (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \ 9, task, data, num_threads, &loc, (schedule), lb, \ (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz); \ } else { \ __kmp_GOMP_serialized_parallel(&loc, gtid, task); \ } \ \ KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \ (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \ (schedule) != kmp_sch_static); \ \ ompt_post(); \ \ KA_TRACE(20, (#func " exit: T#%d\n", gtid)); \ } #if OMPT_SUPPORT #define OMPT_LOOP_PRE() \ ompt_frame_t *parent_frame; \ if (ompt_enabled) { \ parent_frame = __ompt_get_task_frame_internal(0); \ parent_frame->reenter_runtime_frame = __builtin_frame_address(1); \ } #define OMPT_LOOP_POST() \ if (ompt_enabled) { \ parent_frame->reenter_runtime_frame = NULL; \ } #else #define OMPT_LOOP_PRE() #define OMPT_LOOP_POST() #endif PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START), kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST) PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START), kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST) PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START), kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST) PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START), kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST) // Tasking constructs void xexpand(KMP_API_NAME_GOMP_TASK)(void (*func)(void *), void *data, void (*copy_func)(void *, void *), long arg_size, long arg_align, bool if_cond, unsigned gomp_flags #if OMP_40_ENABLED , void **depend #endif ) { MKLOC(loc, "GOMP_task"); int gtid = __kmp_entry_gtid(); kmp_int32 flags = 0; kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags; KA_TRACE(20, ("GOMP_task: T#%d\n", gtid)); // The low-order bit is the "tied" flag if (gomp_flags & 1) { input_flags->tiedness = 1; } // The second low-order bit is the "final" flag if (gomp_flags & 2) { input_flags->final = 1; } input_flags->native = 1; // __kmp_task_alloc() sets up all other flags if (!if_cond) { arg_size = 0; } kmp_task_t *task = __kmp_task_alloc( &loc, gtid, input_flags, sizeof(kmp_task_t), arg_size ? arg_size + arg_align - 1 : 0, (kmp_routine_entry_t)func); if (arg_size > 0) { if (arg_align > 0) { task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) / arg_align * arg_align); } // else error?? if (copy_func) { (*copy_func)(task->shareds, data); } else { KMP_MEMCPY(task->shareds, data, arg_size); } } if (if_cond) { #if OMP_40_ENABLED if (gomp_flags & 8) { KMP_ASSERT(depend); const size_t ndeps = (kmp_intptr_t)depend[0]; const size_t nout = (kmp_intptr_t)depend[1]; kmp_depend_info_t dep_list[ndeps]; for (size_t i = 0U; i < ndeps; i++) { dep_list[i].base_addr = (kmp_intptr_t)depend[2U + i]; dep_list[i].len = 0U; dep_list[i].flags.in = 1; dep_list[i].flags.out = (i < nout); } __kmpc_omp_task_with_deps(&loc, gtid, task, ndeps, dep_list, 0, NULL); } else #endif __kmpc_omp_task(&loc, gtid, task); } else { #if OMPT_SUPPORT ompt_thread_info_t oldInfo; kmp_info_t *thread; kmp_taskdata_t *taskdata; if (ompt_enabled) { // Store the threads states and restore them after the task thread = __kmp_threads[gtid]; taskdata = KMP_TASK_TO_TASKDATA(task); oldInfo = thread->th.ompt_thread_info; thread->th.ompt_thread_info.wait_id = 0; thread->th.ompt_thread_info.state = ompt_state_work_parallel; taskdata->ompt_task_info.frame.exit_runtime_frame = __builtin_frame_address(0); } #endif __kmpc_omp_task_begin_if0(&loc, gtid, task); func(data); __kmpc_omp_task_complete_if0(&loc, gtid, task); #if OMPT_SUPPORT if (ompt_enabled) { thread->th.ompt_thread_info = oldInfo; taskdata->ompt_task_info.frame.exit_runtime_frame = NULL; } #endif } KA_TRACE(20, ("GOMP_task exit: T#%d\n", gtid)); } void xexpand(KMP_API_NAME_GOMP_TASKWAIT)(void) { MKLOC(loc, "GOMP_taskwait"); int gtid = __kmp_entry_gtid(); KA_TRACE(20, ("GOMP_taskwait: T#%d\n", gtid)); __kmpc_omp_taskwait(&loc, gtid); KA_TRACE(20, ("GOMP_taskwait exit: T#%d\n", gtid)); } // Sections worksharing constructs // // For the sections construct, we initialize a dynamically scheduled loop // worksharing construct with lb 1 and stride 1, and use the iteration #'s // that its returns as sections ids. // // There are no special entry points for ordered sections, so we always use // the dynamically scheduled workshare, even if the sections aren't ordered. unsigned xexpand(KMP_API_NAME_GOMP_SECTIONS_START)(unsigned count) { int status; kmp_int lb, ub, stride; int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_sections_start"); KA_TRACE(20, ("GOMP_sections_start: T#%d\n", gtid)); KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE); status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride); if (status) { KMP_DEBUG_ASSERT(stride == 1); KMP_DEBUG_ASSERT(lb > 0); KMP_ASSERT(lb == ub); } else { lb = 0; } KA_TRACE(20, ("GOMP_sections_start exit: T#%d returning %u\n", gtid, (unsigned)lb)); return (unsigned)lb; } unsigned xexpand(KMP_API_NAME_GOMP_SECTIONS_NEXT)(void) { int status; kmp_int lb, ub, stride; int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_sections_next"); KA_TRACE(20, ("GOMP_sections_next: T#%d\n", gtid)); status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride); if (status) { KMP_DEBUG_ASSERT(stride == 1); KMP_DEBUG_ASSERT(lb > 0); KMP_ASSERT(lb == ub); } else { lb = 0; } KA_TRACE( 20, ("GOMP_sections_next exit: T#%d returning %u\n", gtid, (unsigned)lb)); return (unsigned)lb; } void xexpand(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)(void (*task)(void *), void *data, unsigned num_threads, unsigned count) { int gtid = __kmp_entry_gtid(); #if OMPT_SUPPORT ompt_frame_t *parent_frame; if (ompt_enabled) { parent_frame = __ompt_get_task_frame_internal(0); parent_frame->reenter_runtime_frame = __builtin_frame_address(1); } #endif MKLOC(loc, "GOMP_parallel_sections_start"); KA_TRACE(20, ("GOMP_parallel_sections_start: T#%d\n", gtid)); if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) { if (num_threads != 0) { __kmp_push_num_threads(&loc, gtid, num_threads); } __kmp_GOMP_fork_call(&loc, gtid, task, (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9, task, data, num_threads, &loc, kmp_nm_dynamic_chunked, (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1); } else { __kmp_GOMP_serialized_parallel(&loc, gtid, task); } #if OMPT_SUPPORT if (ompt_enabled) { parent_frame->reenter_runtime_frame = NULL; } #endif KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE); KA_TRACE(20, ("GOMP_parallel_sections_start exit: T#%d\n", gtid)); } void xexpand(KMP_API_NAME_GOMP_SECTIONS_END)(void) { int gtid = __kmp_get_gtid(); KA_TRACE(20, ("GOMP_sections_end: T#%d\n", gtid)) __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL); KA_TRACE(20, ("GOMP_sections_end exit: T#%d\n", gtid)) } void xexpand(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)(void) { KA_TRACE(20, ("GOMP_sections_end_nowait: T#%d\n", __kmp_get_gtid())) } // libgomp has an empty function for GOMP_taskyield as of 2013-10-10 void xexpand(KMP_API_NAME_GOMP_TASKYIELD)(void) { KA_TRACE(20, ("GOMP_taskyield: T#%d\n", __kmp_get_gtid())) return; } #if OMP_40_ENABLED // these are new GOMP_4.0 entry points void xexpand(KMP_API_NAME_GOMP_PARALLEL)(void (*task)(void *), void *data, unsigned num_threads, unsigned int flags) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_parallel"); KA_TRACE(20, ("GOMP_parallel: T#%d\n", gtid)); #if OMPT_SUPPORT ompt_task_info_t *parent_task_info, *task_info; if (ompt_enabled) { parent_task_info = __ompt_get_taskinfo(0); parent_task_info->frame.reenter_runtime_frame = __builtin_frame_address(1); } #endif if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) { if (num_threads != 0) { __kmp_push_num_threads(&loc, gtid, num_threads); } if (flags != 0) { __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags); } __kmp_GOMP_fork_call(&loc, gtid, task, (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task, data); } else { __kmp_GOMP_serialized_parallel(&loc, gtid, task); } #if OMPT_SUPPORT if (ompt_enabled) { task_info = __ompt_get_taskinfo(0); task_info->frame.exit_runtime_frame = __builtin_frame_address(0); } #endif task(data); xexpand(KMP_API_NAME_GOMP_PARALLEL_END)(); #if OMPT_SUPPORT if (ompt_enabled) { task_info->frame.exit_runtime_frame = NULL; parent_task_info->frame.reenter_runtime_frame = NULL; } #endif } void xexpand(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)(void (*task)(void *), void *data, unsigned num_threads, unsigned count, unsigned flags) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_parallel_sections"); KA_TRACE(20, ("GOMP_parallel_sections: T#%d\n", gtid)); if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) { if (num_threads != 0) { __kmp_push_num_threads(&loc, gtid, num_threads); } if (flags != 0) { __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags); } __kmp_GOMP_fork_call(&loc, gtid, task, (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9, task, data, num_threads, &loc, kmp_nm_dynamic_chunked, (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1); } else { __kmp_GOMP_serialized_parallel(&loc, gtid, task); } KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE); task(data); xexpand(KMP_API_NAME_GOMP_PARALLEL_END)(); KA_TRACE(20, ("GOMP_parallel_sections exit: T#%d\n", gtid)); } #define PARALLEL_LOOP(func, schedule, ompt_pre, ompt_post) \ void func(void (*task)(void *), void *data, unsigned num_threads, long lb, \ long ub, long str, long chunk_sz, unsigned flags) { \ int gtid = __kmp_entry_gtid(); \ MKLOC(loc, #func); \ KA_TRACE(20, \ (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \ gtid, lb, ub, str, chunk_sz)); \ \ ompt_pre(); \ if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) { \ if (num_threads != 0) { \ __kmp_push_num_threads(&loc, gtid, num_threads); \ } \ if (flags != 0) { \ __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags); \ } \ __kmp_GOMP_fork_call(&loc, gtid, task, \ (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \ 9, task, data, num_threads, &loc, (schedule), lb, \ (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz); \ } else { \ __kmp_GOMP_serialized_parallel(&loc, gtid, task); \ } \ \ KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \ (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \ (schedule) != kmp_sch_static); \ task(data); \ xexpand(KMP_API_NAME_GOMP_PARALLEL_END)(); \ ompt_post(); \ \ KA_TRACE(20, (#func " exit: T#%d\n", gtid)); \ } PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC), kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST) PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC), kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST) PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED), kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST) PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME), kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST) void xexpand(KMP_API_NAME_GOMP_TASKGROUP_START)(void) { int gtid = __kmp_entry_gtid(); MKLOC(loc, "GOMP_taskgroup_start"); KA_TRACE(20, ("GOMP_taskgroup_start: T#%d\n", gtid)); __kmpc_taskgroup(&loc, gtid); return; } void xexpand(KMP_API_NAME_GOMP_TASKGROUP_END)(void) { int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_taskgroup_end"); KA_TRACE(20, ("GOMP_taskgroup_end: T#%d\n", gtid)); __kmpc_end_taskgroup(&loc, gtid); return; } #ifndef KMP_DEBUG static #endif /* KMP_DEBUG */ kmp_int32 __kmp_gomp_to_omp_cancellation_kind(int gomp_kind) { kmp_int32 cncl_kind = 0; switch (gomp_kind) { case 1: cncl_kind = cancel_parallel; break; case 2: cncl_kind = cancel_loop; break; case 4: cncl_kind = cancel_sections; break; case 8: cncl_kind = cancel_taskgroup; break; } return cncl_kind; } bool xexpand(KMP_API_NAME_GOMP_CANCELLATION_POINT)(int which) { if (__kmp_omp_cancellation) { KMP_FATAL(NoGompCancellation); } int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_cancellation_point"); KA_TRACE(20, ("GOMP_cancellation_point: T#%d\n", gtid)); kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which); return __kmpc_cancellationpoint(&loc, gtid, cncl_kind); } bool xexpand(KMP_API_NAME_GOMP_BARRIER_CANCEL)(void) { if (__kmp_omp_cancellation) { KMP_FATAL(NoGompCancellation); } KMP_FATAL(NoGompCancellation); int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_barrier_cancel"); KA_TRACE(20, ("GOMP_barrier_cancel: T#%d\n", gtid)); return __kmpc_cancel_barrier(&loc, gtid); } bool xexpand(KMP_API_NAME_GOMP_CANCEL)(int which, bool do_cancel) { if (__kmp_omp_cancellation) { KMP_FATAL(NoGompCancellation); } else { return FALSE; } int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_cancel"); KA_TRACE(20, ("GOMP_cancel: T#%d\n", gtid)); kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which); if (do_cancel == FALSE) { return xexpand(KMP_API_NAME_GOMP_CANCELLATION_POINT)(which); } else { return __kmpc_cancel(&loc, gtid, cncl_kind); } } bool xexpand(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)(void) { if (__kmp_omp_cancellation) { KMP_FATAL(NoGompCancellation); } int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_sections_end_cancel"); KA_TRACE(20, ("GOMP_sections_end_cancel: T#%d\n", gtid)); return __kmpc_cancel_barrier(&loc, gtid); } bool xexpand(KMP_API_NAME_GOMP_LOOP_END_CANCEL)(void) { if (__kmp_omp_cancellation) { KMP_FATAL(NoGompCancellation); } int gtid = __kmp_get_gtid(); MKLOC(loc, "GOMP_loop_end_cancel"); KA_TRACE(20, ("GOMP_loop_end_cancel: T#%d\n", gtid)); return __kmpc_cancel_barrier(&loc, gtid); } // All target functions are empty as of 2014-05-29 void xexpand(KMP_API_NAME_GOMP_TARGET)(int device, void (*fn)(void *), const void *openmp_target, size_t mapnum, void **hostaddrs, size_t *sizes, unsigned char *kinds) { return; } void xexpand(KMP_API_NAME_GOMP_TARGET_DATA)(int device, const void *openmp_target, size_t mapnum, void **hostaddrs, size_t *sizes, unsigned char *kinds) { return; } void xexpand(KMP_API_NAME_GOMP_TARGET_END_DATA)(void) { return; } void xexpand(KMP_API_NAME_GOMP_TARGET_UPDATE)(int device, const void *openmp_target, size_t mapnum, void **hostaddrs, size_t *sizes, unsigned char *kinds) { return; } void xexpand(KMP_API_NAME_GOMP_TEAMS)(unsigned int num_teams, unsigned int thread_limit) { return; } #endif // OMP_40_ENABLED /* The following sections of code create aliases for the GOMP_* functions, then create versioned symbols using the assembler directive .symver. This is only pertinent for ELF .so library xaliasify and xversionify are defined in kmp_ftn_os.h */ #ifdef KMP_USE_VERSION_SYMBOLS // GOMP_1.0 aliases xaliasify(KMP_API_NAME_GOMP_ATOMIC_END, 10); xaliasify(KMP_API_NAME_GOMP_ATOMIC_START, 10); xaliasify(KMP_API_NAME_GOMP_BARRIER, 10); xaliasify(KMP_API_NAME_GOMP_CRITICAL_END, 10); xaliasify(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10); xaliasify(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10); xaliasify(KMP_API_NAME_GOMP_CRITICAL_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_END, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10); xaliasify(KMP_API_NAME_GOMP_ORDERED_END, 10); xaliasify(KMP_API_NAME_GOMP_ORDERED_START, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_END, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10); xaliasify(KMP_API_NAME_GOMP_PARALLEL_START, 10); xaliasify(KMP_API_NAME_GOMP_SECTIONS_END, 10); xaliasify(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10); xaliasify(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10); xaliasify(KMP_API_NAME_GOMP_SECTIONS_START, 10); xaliasify(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10); xaliasify(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10); xaliasify(KMP_API_NAME_GOMP_SINGLE_START, 10); // GOMP_2.0 aliases xaliasify(KMP_API_NAME_GOMP_TASK, 20); xaliasify(KMP_API_NAME_GOMP_TASKWAIT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20); xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20); // GOMP_3.0 aliases xaliasify(KMP_API_NAME_GOMP_TASKYIELD, 30); // GOMP_4.0 aliases // The GOMP_parallel* entry points below aren't OpenMP 4.0 related. #if OMP_40_ENABLED xaliasify(KMP_API_NAME_GOMP_PARALLEL, 40); xaliasify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40); xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40); xaliasify(KMP_API_NAME_GOMP_TASKGROUP_START, 40); xaliasify(KMP_API_NAME_GOMP_TASKGROUP_END, 40); xaliasify(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40); xaliasify(KMP_API_NAME_GOMP_CANCEL, 40); xaliasify(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40); xaliasify(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40); xaliasify(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40); xaliasify(KMP_API_NAME_GOMP_TARGET, 40); xaliasify(KMP_API_NAME_GOMP_TARGET_DATA, 40); xaliasify(KMP_API_NAME_GOMP_TARGET_END_DATA, 40); xaliasify(KMP_API_NAME_GOMP_TARGET_UPDATE, 40); xaliasify(KMP_API_NAME_GOMP_TEAMS, 40); #endif // GOMP_1.0 versioned symbols xversionify(KMP_API_NAME_GOMP_ATOMIC_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_ATOMIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_BARRIER, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_CRITICAL_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_CRITICAL_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_ORDERED_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_ORDERED_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SECTIONS_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SECTIONS_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10, "GOMP_1.0"); xversionify(KMP_API_NAME_GOMP_SINGLE_START, 10, "GOMP_1.0"); // GOMP_2.0 versioned symbols xversionify(KMP_API_NAME_GOMP_TASK, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_TASKWAIT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20, "GOMP_2.0"); xversionify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20, "GOMP_2.0"); // GOMP_3.0 versioned symbols xversionify(KMP_API_NAME_GOMP_TASKYIELD, 30, "GOMP_3.0"); // GOMP_4.0 versioned symbols #if OMP_40_ENABLED xversionify(KMP_API_NAME_GOMP_PARALLEL, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TASKGROUP_START, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TASKGROUP_END, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_CANCEL, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TARGET, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TARGET_DATA, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TARGET_END_DATA, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TARGET_UPDATE, 40, "GOMP_4.0"); xversionify(KMP_API_NAME_GOMP_TEAMS, 40, "GOMP_4.0"); #endif #endif // KMP_USE_VERSION_SYMBOLS #ifdef __cplusplus } // extern "C" #endif // __cplusplus