Mercurial > hg > CbC > CbC_gcc
diff include/gomp-constants.h @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/include/gomp-constants.h Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,259 @@ +/* Communication between GCC and libgomp. + + Copyright (C) 2014-2017 Free Software Foundation, Inc. + + Contributed by Mentor Embedded. + + This file is part of the GNU Offloading and Multi Processing Library + (libgomp). + + Libgomp is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + Under Section 7 of GPL version 3, you are granted additional + permissions described in the GCC Runtime Library Exception, version + 3.1, as published by the Free Software Foundation. + + You should have received a copy of the GNU General Public License and + a copy of the GCC Runtime Library Exception along with this program; + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef GOMP_CONSTANTS_H +#define GOMP_CONSTANTS_H 1 + +/* Memory mapping types. */ + +/* One byte. */ +#define GOMP_MAP_LAST (1 << 8) + +#define GOMP_MAP_FLAG_TO (1 << 0) +#define GOMP_MAP_FLAG_FROM (1 << 1) +/* Special map kinds, enumerated starting here. */ +#define GOMP_MAP_FLAG_SPECIAL_0 (1 << 2) +#define GOMP_MAP_FLAG_SPECIAL_1 (1 << 3) +#define GOMP_MAP_FLAG_SPECIAL_2 (1 << 4) +#define GOMP_MAP_FLAG_SPECIAL (GOMP_MAP_FLAG_SPECIAL_1 \ + | GOMP_MAP_FLAG_SPECIAL_0) +/* Flag to force a specific behavior (or else, trigger a run-time error). */ +#define GOMP_MAP_FLAG_FORCE (1 << 7) + +enum gomp_map_kind + { + /* If not already present, allocate. */ + GOMP_MAP_ALLOC = 0, + /* ..., and copy to device. */ + GOMP_MAP_TO = (GOMP_MAP_ALLOC | GOMP_MAP_FLAG_TO), + /* ..., and copy from device. */ + GOMP_MAP_FROM = (GOMP_MAP_ALLOC | GOMP_MAP_FLAG_FROM), + /* ..., and copy to and from device. */ + GOMP_MAP_TOFROM = (GOMP_MAP_TO | GOMP_MAP_FROM), + /* The following kind is an internal only map kind, used for pointer based + array sections. OMP_CLAUSE_SIZE for these is not the pointer size, + which is implicitly POINTER_SIZE_UNITS, but the bias. */ + GOMP_MAP_POINTER = (GOMP_MAP_FLAG_SPECIAL_0 | 0), + /* Also internal, behaves like GOMP_MAP_TO, but additionally any + GOMP_MAP_POINTER records consecutive after it which have addresses + falling into that range will not be ignored if GOMP_MAP_TO_PSET wasn't + mapped already. */ + GOMP_MAP_TO_PSET = (GOMP_MAP_FLAG_SPECIAL_0 | 1), + /* Must already be present. */ + GOMP_MAP_FORCE_PRESENT = (GOMP_MAP_FLAG_SPECIAL_0 | 2), + /* Deallocate a mapping, without copying from device. */ + GOMP_MAP_DELETE = (GOMP_MAP_FLAG_SPECIAL_0 | 3), + /* Is a device pointer. OMP_CLAUSE_SIZE for these is unused; is implicitly + POINTER_SIZE_UNITS. */ + GOMP_MAP_FORCE_DEVICEPTR = (GOMP_MAP_FLAG_SPECIAL_1 | 0), + /* Do not map, copy bits for firstprivate instead. */ + /* OpenACC device_resident. */ + GOMP_MAP_DEVICE_RESIDENT = (GOMP_MAP_FLAG_SPECIAL_1 | 1), + /* OpenACC link. */ + GOMP_MAP_LINK = (GOMP_MAP_FLAG_SPECIAL_1 | 2), + /* Allocate. */ + GOMP_MAP_FIRSTPRIVATE = (GOMP_MAP_FLAG_SPECIAL | 0), + /* Similarly, but store the value in the pointer rather than + pointed by the pointer. */ + GOMP_MAP_FIRSTPRIVATE_INT = (GOMP_MAP_FLAG_SPECIAL | 1), + /* Pointer translate host address into device address and copy that + back to host. */ + GOMP_MAP_USE_DEVICE_PTR = (GOMP_MAP_FLAG_SPECIAL | 2), + /* Allocate a zero length array section. Prefer next non-zero length + mapping over previous non-zero length mapping over zero length mapping + at the address. If not already mapped, do nothing (and pointer translate + to NULL). */ + GOMP_MAP_ZERO_LEN_ARRAY_SECTION = (GOMP_MAP_FLAG_SPECIAL | 3), + /* Allocate. */ + GOMP_MAP_FORCE_ALLOC = (GOMP_MAP_FLAG_FORCE | GOMP_MAP_ALLOC), + /* ..., and copy to device. */ + GOMP_MAP_FORCE_TO = (GOMP_MAP_FLAG_FORCE | GOMP_MAP_TO), + /* ..., and copy from device. */ + GOMP_MAP_FORCE_FROM = (GOMP_MAP_FLAG_FORCE | GOMP_MAP_FROM), + /* ..., and copy to and from device. */ + GOMP_MAP_FORCE_TOFROM = (GOMP_MAP_FLAG_FORCE | GOMP_MAP_TOFROM), + /* If not already present, allocate. And unconditionally copy to + device. */ + GOMP_MAP_ALWAYS_TO = (GOMP_MAP_FLAG_SPECIAL_2 | GOMP_MAP_TO), + /* If not already present, allocate. And unconditionally copy from + device. */ + GOMP_MAP_ALWAYS_FROM = (GOMP_MAP_FLAG_SPECIAL_2 + | GOMP_MAP_FROM), + /* If not already present, allocate. And unconditionally copy to and from + device. */ + GOMP_MAP_ALWAYS_TOFROM = (GOMP_MAP_FLAG_SPECIAL_2 + | GOMP_MAP_TOFROM), + /* Map a sparse struct; the address is the base of the structure, alignment + it's required alignment, and size is the number of adjacent entries + that belong to the struct. The adjacent entries should be sorted by + increasing address, so it is easy to determine lowest needed address + (address of the first adjacent entry) and highest needed address + (address of the last adjacent entry plus its size). */ + GOMP_MAP_STRUCT = (GOMP_MAP_FLAG_SPECIAL_2 + | GOMP_MAP_FLAG_SPECIAL | 0), + /* On a location of a pointer/reference that is assumed to be already mapped + earlier, store the translated address of the preceeding mapping. + No refcount is bumped by this, and the store is done unconditionally. */ + GOMP_MAP_ALWAYS_POINTER = (GOMP_MAP_FLAG_SPECIAL_2 + | GOMP_MAP_FLAG_SPECIAL | 1), + /* Forced deallocation of zero length array section. */ + GOMP_MAP_DELETE_ZERO_LEN_ARRAY_SECTION + = (GOMP_MAP_FLAG_SPECIAL_2 + | GOMP_MAP_FLAG_SPECIAL | 3), + /* Decrement usage count and deallocate if zero. */ + GOMP_MAP_RELEASE = (GOMP_MAP_FLAG_SPECIAL_2 + | GOMP_MAP_DELETE), + + /* Internal to GCC, not used in libgomp. */ + /* Do not map, but pointer assign a pointer instead. */ + GOMP_MAP_FIRSTPRIVATE_POINTER = (GOMP_MAP_LAST | 1), + /* Do not map, but pointer assign a reference instead. */ + GOMP_MAP_FIRSTPRIVATE_REFERENCE = (GOMP_MAP_LAST | 2) + }; + +#define GOMP_MAP_COPY_TO_P(X) \ + (!((X) & GOMP_MAP_FLAG_SPECIAL) \ + && ((X) & GOMP_MAP_FLAG_TO)) + +#define GOMP_MAP_COPY_FROM_P(X) \ + (!((X) & GOMP_MAP_FLAG_SPECIAL) \ + && ((X) & GOMP_MAP_FLAG_FROM)) + +#define GOMP_MAP_POINTER_P(X) \ + ((X) == GOMP_MAP_POINTER) + +#define GOMP_MAP_ALWAYS_TO_P(X) \ + (((X) == GOMP_MAP_ALWAYS_TO) || ((X) == GOMP_MAP_ALWAYS_TOFROM)) + +#define GOMP_MAP_ALWAYS_FROM_P(X) \ + (((X) == GOMP_MAP_ALWAYS_FROM) || ((X) == GOMP_MAP_ALWAYS_TOFROM)) + +#define GOMP_MAP_ALWAYS_P(X) \ + (GOMP_MAP_ALWAYS_TO_P (X) || ((X) == GOMP_MAP_ALWAYS_FROM)) + + +/* Asynchronous behavior. Keep in sync with + libgomp/{openacc.h,openacc.f90,openacc_lib.h}:acc_async_t. */ + +#define GOMP_ASYNC_NOVAL -1 +#define GOMP_ASYNC_SYNC -2 + + +/* Device codes. Keep in sync with + libgomp/{openacc.h,openacc.f90,openacc_lib.h}:acc_device_t as well as + libgomp/libgomp-plugin.h. */ +#define GOMP_DEVICE_NONE 0 +#define GOMP_DEVICE_DEFAULT 1 +#define GOMP_DEVICE_HOST 2 +/* #define GOMP_DEVICE_HOST_NONSHM 3 removed. */ +#define GOMP_DEVICE_NOT_HOST 4 +#define GOMP_DEVICE_NVIDIA_PTX 5 +#define GOMP_DEVICE_INTEL_MIC 6 +#define GOMP_DEVICE_HSA 7 + +#define GOMP_DEVICE_ICV -1 +#define GOMP_DEVICE_HOST_FALLBACK -2 + +/* GOMP_task/GOMP_taskloop* flags argument. */ +#define GOMP_TASK_FLAG_UNTIED (1 << 0) +#define GOMP_TASK_FLAG_FINAL (1 << 1) +#define GOMP_TASK_FLAG_MERGEABLE (1 << 2) +#define GOMP_TASK_FLAG_DEPEND (1 << 3) +#define GOMP_TASK_FLAG_PRIORITY (1 << 4) +#define GOMP_TASK_FLAG_UP (1 << 8) +#define GOMP_TASK_FLAG_GRAINSIZE (1 << 9) +#define GOMP_TASK_FLAG_IF (1 << 10) +#define GOMP_TASK_FLAG_NOGROUP (1 << 11) + +/* GOMP_target{_ext,update_ext,enter_exit_data} flags argument. */ +#define GOMP_TARGET_FLAG_NOWAIT (1 << 0) +#define GOMP_TARGET_FLAG_EXIT_DATA (1 << 1) +/* Internal to libgomp. */ +#define GOMP_TARGET_FLAG_UPDATE (1U << 31) + +/* Versions of libgomp and device-specific plugins. GOMP_VERSION + should be incremented whenever an ABI-incompatible change is introduced + to the plugin interface defined in libgomp/libgomp.h. */ +#define GOMP_VERSION 1 +#define GOMP_VERSION_NVIDIA_PTX 1 +#define GOMP_VERSION_INTEL_MIC 0 +#define GOMP_VERSION_HSA 0 + +#define GOMP_VERSION_PACK(LIB, DEV) (((LIB) << 16) | (DEV)) +#define GOMP_VERSION_LIB(PACK) (((PACK) >> 16) & 0xffff) +#define GOMP_VERSION_DEV(PACK) ((PACK) & 0xffff) + +#define GOMP_DIM_GANG 0 +#define GOMP_DIM_WORKER 1 +#define GOMP_DIM_VECTOR 2 +#define GOMP_DIM_MAX 3 +#define GOMP_DIM_MASK(X) (1u << (X)) + +/* Varadic launch arguments. End of list is marked by a zero. */ +#define GOMP_LAUNCH_DIM 1 /* Launch dimensions, op = mask */ +#define GOMP_LAUNCH_ASYNC 2 /* Async, op = cst val if not MAX */ +#define GOMP_LAUNCH_WAIT 3 /* Waits, op = num waits. */ +#define GOMP_LAUNCH_CODE_SHIFT 28 +#define GOMP_LAUNCH_DEVICE_SHIFT 16 +#define GOMP_LAUNCH_OP_SHIFT 0 +#define GOMP_LAUNCH_PACK(CODE,DEVICE,OP) \ + (((CODE) << GOMP_LAUNCH_CODE_SHIFT) \ + | ((DEVICE) << GOMP_LAUNCH_DEVICE_SHIFT) \ + | ((OP) << GOMP_LAUNCH_OP_SHIFT)) +#define GOMP_LAUNCH_CODE(X) (((X) >> GOMP_LAUNCH_CODE_SHIFT) & 0xf) +#define GOMP_LAUNCH_DEVICE(X) (((X) >> GOMP_LAUNCH_DEVICE_SHIFT) & 0xfff) +#define GOMP_LAUNCH_OP(X) (((X) >> GOMP_LAUNCH_OP_SHIFT) & 0xffff) +#define GOMP_LAUNCH_OP_MAX 0xffff + +/* Bitmask to apply in order to find out the intended device of a target + argument. */ +#define GOMP_TARGET_ARG_DEVICE_MASK ((1 << 7) - 1) +/* The target argument is significant for all devices. */ +#define GOMP_TARGET_ARG_DEVICE_ALL 0 + +/* Flag set when the subsequent element in the device-specific argument + values. */ +#define GOMP_TARGET_ARG_SUBSEQUENT_PARAM (1 << 7) + +/* Bitmask to apply to a target argument to find out the value identifier. */ +#define GOMP_TARGET_ARG_ID_MASK (((1 << 8) - 1) << 8) +/* Target argument index of NUM_TEAMS. */ +#define GOMP_TARGET_ARG_NUM_TEAMS (1 << 8) +/* Target argument index of THREAD_LIMIT. */ +#define GOMP_TARGET_ARG_THREAD_LIMIT (2 << 8) + +/* If the value is directly embeded in target argument, it should be a 16-bit + at most and shifted by this many bits. */ +#define GOMP_TARGET_ARG_VALUE_SHIFT 16 + +/* HSA specific data structures. */ + +/* Identifiers of device-specific target arguments. */ +#define GOMP_TARGET_ARG_HSA_KERNEL_ATTRIBUTES (1 << 8) + +#endif