aboutsummaryrefslogtreecommitdiff
path: root/libgomp
diff options
context:
space:
mode:
Diffstat (limited to 'libgomp')
-rw-r--r--libgomp/ChangeLog185
-rw-r--r--libgomp/libgomp-plugin.h3
-rw-r--r--libgomp/libgomp.h7
-rw-r--r--libgomp/libgomp.map12
-rw-r--r--libgomp/libgomp.texi137
-rw-r--r--libgomp/oacc-mem.c44
-rw-r--r--libgomp/omp.h.in4
-rw-r--r--libgomp/omp_lib.f90.in23
-rw-r--r--libgomp/omp_lib.h.in25
-rw-r--r--libgomp/openacc.f9022
-rw-r--r--libgomp/openacc.h4
-rw-r--r--libgomp/openacc_lib.h24
-rw-r--r--libgomp/plugin/cuda-lib.def1
-rw-r--r--libgomp/plugin/plugin-gcn.c97
-rw-r--r--libgomp/plugin/plugin-nvptx.c52
-rw-r--r--libgomp/target.c97
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-1.C87
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-2.C55
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-3.C63
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-4.C63
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-5.C52
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-6.C37
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-7.C59
-rw-r--r--libgomp/testsuite/libgomp.c++/declare-mapper-8.C61
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-10.C215
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-100.C210
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-101.C136
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-11.C444
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-12.C736
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-2000.C32
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-2001.C61
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-2002.C97
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-2003.C176
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-30.C51
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-300.C49
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-31.C80
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-32.C50
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-33.C52
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-41.C94
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-60.C46
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-61.C54
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-62.C50
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-70.C26
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-80.C49
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-81.C75
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-90.C107
-rw-r--r--libgomp/testsuite/libgomp.c++/target-flex-common.h40
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__array-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__array-concurrent.C62
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent.C69
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__cmath.C340
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__complex.C175
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__deque-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__deque-concurrent.C64
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__flat_map-concurrent.C71
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__flat_multimap-concurrent.C70
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__flat_multiset-concurrent.C60
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__flat_set-concurrent.C67
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent.C83
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__list-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__list-concurrent.C83
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__map-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__map-concurrent.C70
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent.C68
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent.C62
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__numbers.C93
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__set-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__set-concurrent.C68
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__span-concurrent-usm.C7
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__span-concurrent.C66
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__unordered_map-concurrent.C66
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__unordered_multimap-concurrent.C65
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__unordered_multiset-concurrent.C59
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__unordered_set-concurrent.C66
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__valarray-1.C179
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__valarray-1.output22
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent.C66
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__vector-concurrent-usm.C5
-rw-r--r--libgomp/testsuite/libgomp.c++/target-std__vector-concurrent.C63
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/declare-mapper-10.c64
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/declare-mapper-11.c59
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c94
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/declare-mapper-13.c55
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/declare-mapper-14.c57
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/declare-mapper-9.c62
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-2.c62
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-3.c80
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/omp_target_memset.c62
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1-O0.c2
-rw-r--r--libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1.c1
-rw-r--r--libgomp/testsuite/libgomp.fortran/omp_target_memset-2.f9067
-rw-r--r--libgomp/testsuite/libgomp.fortran/omp_target_memset.f9039
-rw-r--r--libgomp/testsuite/libgomp.oacc-c-c++-common/abi-struct-1.c6
-rw-r--r--libgomp/testsuite/libgomp.oacc-c-c++-common/acc_memcpy_device-1.c96
-rw-r--r--libgomp/testsuite/libgomp.oacc-fortran/acc_memcpy_device-1.f90113
100 files changed, 7257 insertions, 25 deletions
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 4aab62b..2c044a7 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,188 @@
+2025-06-02 Tobias Burnus <tburnus@baylibre.com>
+
+ PR libgomp/120444
+ * libgomp-plugin.h (GOMP_OFFLOAD_memset): Declare.
+ * libgomp.h (struct gomp_device_descr): Add memset_func.
+ * libgomp.map (GOMP_6.0.1): Add omp_target_memset{,_async}.
+ * libgomp.texi (Device Memory Routines): Document them.
+ * omp.h.in (omp_target_memset, omp_target_memset_async): Declare.
+ * omp_lib.f90.in (omp_target_memset, omp_target_memset_async):
+ Add interfaces.
+ * omp_lib.h.in (omp_target_memset, omp_target_memset_async): Likewise.
+ * plugin/cuda-lib.def: Add cuMemsetD8.
+ * plugin/plugin-gcn.c (struct hsa_runtime_fn_info): Add
+ hsa_amd_memory_fill_fn.
+ (init_hsa_runtime_functions): DLSYM_OPT_FN load it.
+ (GOMP_OFFLOAD_memset): New.
+ * plugin/plugin-nvptx.c (GOMP_OFFLOAD_memset): New.
+ * target.c (omp_target_memset_int, omp_target_memset,
+ omp_target_memset_async_helper, omp_target_memset_async): New.
+ (gomp_load_plugin_for_device): Add DLSYM (memset).
+ * testsuite/libgomp.c-c++-common/omp_target_memset.c: New test.
+ * testsuite/libgomp.c-c++-common/omp_target_memset-2.c: New test.
+ * testsuite/libgomp.c-c++-common/omp_target_memset-3.c: New test.
+ * testsuite/libgomp.fortran/omp_target_memset.f90: New test.
+ * testsuite/libgomp.fortran/omp_target_memset-2.f90: New test.
+
+2025-05-30 Thomas Schwinge <tschwinge@baylibre.com>
+
+ * testsuite/libgomp.c++/target-std__valarray-1.C: New.
+ * testsuite/libgomp.c++/target-std__valarray-1.output: Likewise.
+
+2025-05-30 Thomas Schwinge <tschwinge@baylibre.com>
+
+ * testsuite/libgomp.c++/target-std__array-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__array-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__bitset-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__bitset-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__deque-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__deque-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__forward_list-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__forward_list-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__list-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__list-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__map-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__map-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__multimap-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__multimap-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__multiset-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__multiset-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__set-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__set-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__span-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__span-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__valarray-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__valarray-concurrent.C: Adjust.
+ * testsuite/libgomp.c++/target-std__vector-concurrent-usm.C: New.
+ * testsuite/libgomp.c++/target-std__vector-concurrent.C: Adjust.
+
+2025-05-30 Kwok Cheung Yeung <kcyeung@baylibre.com>
+ Thomas Schwinge <tschwinge@baylibre.com>
+
+ * testsuite/libgomp.c++/target-std__array-concurrent.C: New.
+ * testsuite/libgomp.c++/target-std__bitset-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__deque-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__flat_map-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__flat_multimap-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__flat_multiset-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__flat_set-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__forward_list-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__list-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__map-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__multimap-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__multiset-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__set-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__span-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__unordered_map-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__unordered_multimap-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__unordered_multiset-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__unordered_set-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__valarray-concurrent.C: Likewise.
+ * testsuite/libgomp.c++/target-std__vector-concurrent.C: Likewise.
+
+2025-05-30 Kwok Cheung Yeung <kcyeung@baylibre.com>
+
+ * testsuite/libgomp.c++/target-std__cmath.C: New.
+ * testsuite/libgomp.c++/target-std__complex.C: Likewise.
+ * testsuite/libgomp.c++/target-std__numbers.C: Likewise.
+
+2025-05-30 Waffl3x <waffl3x@baylibre.com>
+ Thomas Schwinge <tschwinge@baylibre.com>
+
+ * testsuite/libgomp.c++/target-flex-10.C: New test.
+ * testsuite/libgomp.c++/target-flex-100.C: New test.
+ * testsuite/libgomp.c++/target-flex-101.C: New test.
+ * testsuite/libgomp.c++/target-flex-11.C: New test.
+ * testsuite/libgomp.c++/target-flex-12.C: New test.
+ * testsuite/libgomp.c++/target-flex-2000.C: New test.
+ * testsuite/libgomp.c++/target-flex-2001.C: New test.
+ * testsuite/libgomp.c++/target-flex-2002.C: New test.
+ * testsuite/libgomp.c++/target-flex-2003.C: New test.
+ * testsuite/libgomp.c++/target-flex-30.C: New test.
+ * testsuite/libgomp.c++/target-flex-300.C: New test.
+ * testsuite/libgomp.c++/target-flex-31.C: New test.
+ * testsuite/libgomp.c++/target-flex-32.C: New test.
+ * testsuite/libgomp.c++/target-flex-33.C: New test.
+ * testsuite/libgomp.c++/target-flex-41.C: New test.
+ * testsuite/libgomp.c++/target-flex-60.C: New test.
+ * testsuite/libgomp.c++/target-flex-61.C: New test.
+ * testsuite/libgomp.c++/target-flex-62.C: New test.
+ * testsuite/libgomp.c++/target-flex-70.C: New test.
+ * testsuite/libgomp.c++/target-flex-80.C: New test.
+ * testsuite/libgomp.c++/target-flex-81.C: New test.
+ * testsuite/libgomp.c++/target-flex-90.C: New test.
+ * testsuite/libgomp.c++/target-flex-common.h: New test.
+
+2025-05-30 Thomas Schwinge <tschwinge@baylibre.com>
+ Richard Biener <rguenther@suse.de>
+
+ PR middle-end/119835
+ * testsuite/libgomp.oacc-c-c++-common/abi-struct-1.c:
+ '#pragma GCC optimize "-fno-inline"'.
+ * testsuite/libgomp.c-c++-common/target-abi-struct-1.c: New.
+ * testsuite/libgomp.c-c++-common/target-abi-struct-1-O0.c: Adjust.
+
+2025-05-30 Julian Brown <julian@codesourcery.com>
+
+ * testsuite/libgomp.c-c++-common/declare-mapper-9.c: Enable for C.
+ * testsuite/libgomp.c-c++-common/declare-mapper-10.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-11.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-12.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-13.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-14.c: Likewise.
+
+2025-05-30 Julian Brown <julian@codesourcery.com>
+ Tobias Burnus <tburnus@baylibre.com>
+
+ * testsuite/libgomp.c++/declare-mapper-1.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-2.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-3.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-4.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-5.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-6.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-7.C: New test.
+ * testsuite/libgomp.c++/declare-mapper-8.C: New test.
+ * testsuite/libgomp.c-c++-common/declare-mapper-9.c: New test (only
+ enabled for C++ for now).
+ * testsuite/libgomp.c-c++-common/declare-mapper-10.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-11.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-12.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-13.c: Likewise.
+ * testsuite/libgomp.c-c++-common/declare-mapper-14.c: Likewise.
+
+2025-05-29 Tobias Burnus <tburnus@baylibre.com>
+
+ PR libgomp/93226
+ * libgomp-plugin.h (GOMP_OFFLOAD_openacc_async_dev2dev): New
+ prototype.
+ * libgomp.h (struct acc_dispatch_t): Add dev2dev_func.
+ (gomp_copy_dev2dev): New prototype.
+ * libgomp.map (OACC_2.6.1): New; add acc_memcpy_device{,_async}.
+ * libgomp.texi (acc_memcpy_device): New.
+ * oacc-mem.c (memcpy_tofrom_device): Change to take from/to
+ device boolean; use memcpy not memmove; add early return if
+ size == 0 or same device + same ptr.
+ (acc_memcpy_to_device, acc_memcpy_to_device_async,
+ acc_memcpy_from_device, acc_memcpy_from_device_async): Update.
+ (acc_memcpy_device, acc_memcpy_device_async): New.
+ * openacc.f90 (acc_memcpy_device, acc_memcpy_device_async):
+ Add interface.
+ * openacc_lib.h (acc_memcpy_device, acc_memcpy_device_async):
+ Likewise.
+ * openacc.h (acc_memcpy_device, acc_memcpy_device_async): Add
+ prototype.
+ * plugin/plugin-gcn.c (GOMP_OFFLOAD_openacc_async_host2dev):
+ Update comment.
+ (GOMP_OFFLOAD_openacc_async_dev2host): Update call.
+ (GOMP_OFFLOAD_openacc_async_dev2dev): New.
+ * plugin/plugin-nvptx.c (cuda_memcpy_dev_sanity_check): New.
+ (GOMP_OFFLOAD_dev2dev): Call it.
+ (GOMP_OFFLOAD_openacc_async_dev2dev): New.
+ * target.c (gomp_copy_dev2dev): New.
+ (gomp_load_plugin_for_device): Load dev2dev and async_dev2dev.
+ * testsuite/libgomp.oacc-c-c++-common/acc_memcpy_device-1.c: New test.
+ * testsuite/libgomp.oacc-fortran/acc_memcpy_device-1.f90: New test.
+
2025-05-28 Tobias Burnus <tburnus@baylibre.com>
PR middle-end/118694
diff --git a/libgomp/libgomp-plugin.h b/libgomp/libgomp-plugin.h
index 924fc1f..191106b 100644
--- a/libgomp/libgomp-plugin.h
+++ b/libgomp/libgomp-plugin.h
@@ -177,6 +177,7 @@ extern int GOMP_OFFLOAD_memcpy3d (int, int, size_t, size_t, size_t, void *,
size_t, size_t, size_t, size_t, size_t,
const void *, size_t, size_t, size_t, size_t,
size_t);
+extern bool GOMP_OFFLOAD_memset (int, void *, int, size_t);
extern bool GOMP_OFFLOAD_can_run (void *);
extern void GOMP_OFFLOAD_run (int, void *, void *, void **);
extern void GOMP_OFFLOAD_async_run (int, void *, void *, void **, void *);
@@ -200,6 +201,8 @@ extern bool GOMP_OFFLOAD_openacc_async_dev2host (int, void *, const void *, size
struct goacc_asyncqueue *);
extern bool GOMP_OFFLOAD_openacc_async_host2dev (int, void *, const void *, size_t,
struct goacc_asyncqueue *);
+extern bool GOMP_OFFLOAD_openacc_async_dev2dev (int, void *, const void *, size_t,
+ struct goacc_asyncqueue *);
extern void *GOMP_OFFLOAD_openacc_cuda_get_current_device (void);
extern void *GOMP_OFFLOAD_openacc_cuda_get_current_context (void);
extern void *GOMP_OFFLOAD_openacc_cuda_get_stream (struct goacc_asyncqueue *);
diff --git a/libgomp/libgomp.h b/libgomp/libgomp.h
index 6030f9d..a433983 100644
--- a/libgomp/libgomp.h
+++ b/libgomp/libgomp.h
@@ -1360,6 +1360,7 @@ typedef struct acc_dispatch_t
__typeof (GOMP_OFFLOAD_openacc_async_exec) *exec_func;
__typeof (GOMP_OFFLOAD_openacc_async_dev2host) *dev2host_func;
__typeof (GOMP_OFFLOAD_openacc_async_host2dev) *host2dev_func;
+ __typeof (GOMP_OFFLOAD_openacc_async_dev2dev) *dev2dev_func;
} async;
__typeof (GOMP_OFFLOAD_openacc_get_property) *get_property_func;
@@ -1420,9 +1421,10 @@ struct gomp_device_descr
__typeof (GOMP_OFFLOAD_free) *free_func;
__typeof (GOMP_OFFLOAD_dev2host) *dev2host_func;
__typeof (GOMP_OFFLOAD_host2dev) *host2dev_func;
+ __typeof (GOMP_OFFLOAD_dev2dev) *dev2dev_func;
__typeof (GOMP_OFFLOAD_memcpy2d) *memcpy2d_func;
__typeof (GOMP_OFFLOAD_memcpy3d) *memcpy3d_func;
- __typeof (GOMP_OFFLOAD_dev2dev) *dev2dev_func;
+ __typeof (GOMP_OFFLOAD_memset) *memset_func;
__typeof (GOMP_OFFLOAD_can_run) *can_run_func;
__typeof (GOMP_OFFLOAD_run) *run_func;
__typeof (GOMP_OFFLOAD_async_run) *async_run_func;
@@ -1467,6 +1469,9 @@ extern void gomp_copy_host2dev (struct gomp_device_descr *,
extern void gomp_copy_dev2host (struct gomp_device_descr *,
struct goacc_asyncqueue *, void *, const void *,
size_t);
+extern void gomp_copy_dev2dev (struct gomp_device_descr *,
+ struct goacc_asyncqueue *, void *, const void *,
+ size_t);
extern uintptr_t gomp_map_val (struct target_mem_desc *, void **, size_t);
extern bool gomp_attach_pointer (struct gomp_device_descr *,
struct goacc_asyncqueue *, splay_tree,
diff --git a/libgomp/libgomp.map b/libgomp/libgomp.map
index eae2f53..f6aee7c 100644
--- a/libgomp/libgomp.map
+++ b/libgomp/libgomp.map
@@ -453,6 +453,12 @@ GOMP_6.0 {
omp_get_uid_from_device_8_;
} GOMP_5.1.3;
+GOMP_6.0.1 {
+ global:
+ omp_target_memset;
+ omp_target_memset_async;
+} GOMP_6.0;
+
OACC_2.0 {
global:
acc_get_num_devices;
@@ -609,6 +615,12 @@ OACC_2.6 {
acc_get_property_string_h_;
} OACC_2.5.1;
+OACC_2.6.1 {
+ global:
+ acc_memcpy_device;
+ acc_memcpy_device_async;
+} OACC_2.6;
+
GOACC_2.0 {
global:
GOACC_data_end;
diff --git a/libgomp/libgomp.texi b/libgomp/libgomp.texi
index 6909c2b..8e487bc 100644
--- a/libgomp/libgomp.texi
+++ b/libgomp/libgomp.texi
@@ -603,7 +603,7 @@ to address of matching mapped list item per 5.1, Sect. 2.21.7.2 @tab N @tab
@code{omp_get_device_teams_thread_limit}, and
@code{omp_set_device_teams_thread_limit} routines @tab N @tab
@item @code{omp_target_memset} and @code{omp_target_memset_async} routines
- @tab N @tab
+ @tab Y @tab
@item Fortran version of the interop runtime routines @tab Y @tab
@item Routines for obtaining memory spaces/allocators for shared/device memory
@tab N @tab
@@ -1984,8 +1984,8 @@ pointers on devices. They have C linkage and do not throw exceptions.
* omp_target_memcpy_async:: Copy data between devices asynchronously
* omp_target_memcpy_rect:: Copy a subvolume of data between devices
* omp_target_memcpy_rect_async:: Copy a subvolume of data between devices asynchronously
-@c * omp_target_memset:: <fixme>/TR12
-@c * omp_target_memset_async:: <fixme>/TR12
+* omp_target_memset:: Set bytes in device memory
+* omp_target_memset_async:: Set bytes in device memory asynchronously
* omp_target_associate_ptr:: Associate a device pointer with a host pointer
* omp_target_disassociate_ptr:: Remove device--host pointer association
* omp_get_mapped_ptr:: Return device pointer to a host pointer
@@ -2398,6 +2398,98 @@ the initial device.
@end table
+@node omp_target_memset
+@subsection @code{omp_target_memset} -- Set bytes in device memory
+@table @asis
+@item @emph{Description}:
+This routine fills memory on the device identified by device number
+@var{device_num}. Starting from the device address @var{ptr}, the first
+@var{count} bytes are set to the value @var{val}, converted to
+@code{unsigned char}. If @var{count} is zero, the routine has no effect;
+if @var{ptr} is @code{NULL}, the behavior is unspecified. The function
+returns @var{ptr}.
+
+The @var{device_num} must be a conforming device number and @var{ptr} must be
+a valid device pointer for that device. Running this routine in a
+@code{target} region except on the initial device is not supported.
+
+@item @emph{C/C++}
+@multitable @columnfractions .20 .80
+@item @emph{Prototype}: @tab @code{void *omp_target_memcpy(void *ptr,}
+@item @tab @code{ int val,}
+@item @tab @code{ size_t count,}
+@item @tab @code{ int device_num)}
+@end multitable
+
+@item @emph{Fortran}:
+@multitable @columnfractions .20 .80
+@item @emph{Interface}: @tab @code{type(c_ptr) function omp_target_memset( &}
+@item @tab @code{ ptr, val, count, device_num) bind(C)}
+@item @tab @code{use, intrinsic :: iso_c_binding, only: c_ptr, c_size_t, c_int}
+@item @tab @code{type(c_ptr), value :: ptr}
+@item @tab @code{integer(c_size_t), value :: count}
+@item @tab @code{integer(c_int), value :: val, device_num}
+@end multitable
+
+@item @emph{See also}:
+@ref{omp_target_memset_async}
+
+@item @emph{Reference}:
+@uref{https://www.openmp.org, OpenMP specification v6.0}, Section 25.8.1
+@end table
+
+
+
+@node omp_target_memset_async
+@subsection @code{omp_target_memset} -- Set bytes in device memory asynchronously
+@table @asis
+@item @emph{Description}:
+This routine fills memory on the device identified by device number
+@var{device_num}. Starting from the device address @var{ptr}, the first
+@var{count} bytes are set to the value @var{val}, converted to
+@code{unsigned char}. If @var{count} is zero, the routine has no effect;
+if @var{ptr} is @code{NULL}, the behavior is unspecified. Task dependence
+is expressed by passing an array of depend objects to @var{depobj_list}, where
+the number of array elements is passed as @var{depobj_count}; if the count is
+zero, the @var{depobj_list} argument is ignored. In C++ and Fortran, the
+@var{depobj_list} argument can also be omitted in that case. The function
+returns @var{ptr}.
+
+The @var{device_num} must be a conforming device number and @var{ptr} must be
+a valid device pointer for that device. Running this routine in a
+@code{target} region except on the initial device is not supported.
+
+@item @emph{C/C++}
+@multitable @columnfractions .20 .80
+@item @emph{Prototype}: @tab @code{void *omp_target_memcpy_async(void *ptr,}
+@item @tab @code{ int val,}
+@item @tab @code{ size_t count,}
+@item @tab @code{ int device_num,}
+@item @tab @code{ int depobj_count,}
+@item @tab @code{ omp_depend_t *depobj_list)}
+@end multitable
+
+@item @emph{Fortran}:
+@multitable @columnfractions .20 .80
+@item @emph{Interface}: @tab @code{type(c_ptr) function omp_target_memset_async( &}
+@item @tab @code{ ptr, val, count, device_num, &}
+@item @tab @code{ depobj_count, depobj_list) bind(C)}
+@item @tab @code{use, intrinsic :: iso_c_binding, only: c_ptr, c_size_t, c_int}
+@item @tab @code{type(c_ptr), value :: ptr}
+@item @tab @code{integer(c_size_t), value :: count}
+@item @tab @code{integer(c_int), value :: val, device_num, depobj_count}
+@item @tab @code{integer(omp_depend_kind), optional :: depobj_list(*)}
+@end multitable
+
+
+@item @emph{See also}:
+@ref{omp_target_memset}
+
+@item @emph{Reference}:
+@uref{https://www.openmp.org, OpenMP specification v6.0}, Section 25.8.2
+@end table
+
+
@node omp_target_associate_ptr
@subsection @code{omp_target_associate_ptr} -- Associate a device pointer with a host pointer
@@ -4763,6 +4855,7 @@ acceleration device.
present on device.
* acc_memcpy_to_device:: Copy host memory to device memory.
* acc_memcpy_from_device:: Copy device memory to host memory.
+* acc_memcpy_device:: Copy memory within a device.
* acc_attach:: Let device pointer point to device-pointer target.
* acc_detach:: Let device pointer point to host-pointer target.
@@ -5837,6 +5930,44 @@ This function copies device memory specified by device address of
+@node acc_memcpy_device
+@section @code{acc_memcpy_device} -- Copy memory within a device.
+@table @asis
+@item @emph{Description}
+This function copies device memory from one memory location to another
+on the current device. It copies @var{bytes} bytes of data from the device
+address, specified by @var{data_dev_src}, to the device address
+@var{data_dev_dest}. The @code{_async} version performs the transfer
+asnychronously using the queue associated with @var{async_arg}.
+
+@item @emph{C/C++}:
+@multitable @columnfractions .20 .80
+@item @emph{Prototype}: @tab @code{void acc_memcpy_device(d_void* data_dev_dest,}
+@item @tab @code{d_void* data_dev_src, size_t bytes);}
+@item @emph{Prototype}: @tab @code{void acc_memcpy_device_async(d_void* data_dev_dest,}
+@item @tab @code{d_void* data_dev_src, size_t bytes, int async_arg);}
+@end multitable
+
+@item @emph{Fortran}:
+@multitable @columnfractions .20 .80
+@item @emph{Interface}: @tab @code{subroutine acc_memcpy_device(data_dev_dest, &}
+@item @tab @code{data_dev_src, bytes)}
+@item @emph{Interface}: @tab @code{subroutine acc_memcpy_device_async(data_dev_dest, &}
+@item @tab @code{data_dev_src, bytes, async_arg)}
+@item @tab @code{type(c_ptr), value :: data_dev_dest}
+@item @tab @code{type(c_ptr), value :: data_dev_src}
+@item @tab @code{integer(c_size_t), value :: bytes}
+@item @tab @code{integer(acc_handle_kind), value :: async_arg}
+@end multitable
+
+@item @emph{Reference}:
+@uref{https://www.openacc.org, OpenACC specification v2.6}, section
+3.2.33. @uref{https://www.openacc.org, OpenACC specification v3.3}, section
+3.2.28.
+@end table
+
+
+
@node acc_attach
@section @code{acc_attach} -- Let device pointer point to device-pointer target.
@table @asis
diff --git a/libgomp/oacc-mem.c b/libgomp/oacc-mem.c
index 0482ed3..5b8ba7e 100644
--- a/libgomp/oacc-mem.c
+++ b/libgomp/oacc-mem.c
@@ -171,21 +171,22 @@ acc_free (void *d)
}
static void
-memcpy_tofrom_device (bool from, void *d, void *h, size_t s, int async,
- const char *libfnname)
+memcpy_tofrom_device (bool dev_to, bool dev_from, void *dst, void *src,
+ size_t s, int async, const char *libfnname)
{
/* No need to call lazy open here, as the device pointer must have
been obtained from a routine that did that. */
struct goacc_thread *thr = goacc_thread ();
assert (thr && thr->dev);
+ if (s == 0)
+ return;
if (thr->dev->capabilities & GOMP_OFFLOAD_CAP_SHARED_MEM)
{
- if (from)
- memmove (h, d, s);
- else
- memmove (d, h, s);
+ if (src == dst)
+ return;
+ memcpy (dst, src, s);
return;
}
@@ -199,10 +200,15 @@ memcpy_tofrom_device (bool from, void *d, void *h, size_t s, int async,
}
goacc_aq aq = get_goacc_asyncqueue (async);
- if (from)
- gomp_copy_dev2host (thr->dev, aq, h, d, s);
+ if (dev_to && dev_from)
+ {
+ if (dst != src)
+ gomp_copy_dev2dev (thr->dev, aq, dst, src, s);
+ }
+ else if (dev_from)
+ gomp_copy_dev2host (thr->dev, aq, dst, src, s);
else
- gomp_copy_host2dev (thr->dev, aq, d, h, s, false, /* TODO: cbuf? */ NULL);
+ gomp_copy_host2dev (thr->dev, aq, dst, src, s, false, /* TODO: cbuf? */ NULL);
if (profiling_p)
{
@@ -214,25 +220,37 @@ memcpy_tofrom_device (bool from, void *d, void *h, size_t s, int async,
void
acc_memcpy_to_device (void *d, void *h, size_t s)
{
- memcpy_tofrom_device (false, d, h, s, acc_async_sync, __FUNCTION__);
+ memcpy_tofrom_device (true, false, d, h, s, acc_async_sync, __FUNCTION__);
}
void
acc_memcpy_to_device_async (void *d, void *h, size_t s, int async)
{
- memcpy_tofrom_device (false, d, h, s, async, __FUNCTION__);
+ memcpy_tofrom_device (true, false, d, h, s, async, __FUNCTION__);
}
void
acc_memcpy_from_device (void *h, void *d, size_t s)
{
- memcpy_tofrom_device (true, d, h, s, acc_async_sync, __FUNCTION__);
+ memcpy_tofrom_device (false, true, h, d, s, acc_async_sync, __FUNCTION__);
}
void
acc_memcpy_from_device_async (void *h, void *d, size_t s, int async)
{
- memcpy_tofrom_device (true, d, h, s, async, __FUNCTION__);
+ memcpy_tofrom_device (false, true, h, d, s, async, __FUNCTION__);
+}
+
+void
+acc_memcpy_device (void *dst, void *src, size_t s)
+{
+ memcpy_tofrom_device (true, true, dst, src, s, acc_async_sync, __FUNCTION__);
+}
+
+void
+acc_memcpy_device_async (void *dst, void *src, size_t s, int async)
+{
+ memcpy_tofrom_device (true, true, dst, src, s, async, __FUNCTION__);
}
/* Return the device pointer that corresponds to host data H. Or NULL
diff --git a/libgomp/omp.h.in b/libgomp/omp.h.in
index 8d17db1..4f2bc46 100644
--- a/libgomp/omp.h.in
+++ b/libgomp/omp.h.in
@@ -347,6 +347,10 @@ extern int omp_target_memcpy_rect_async (void *, const void *, __SIZE_TYPE__,
const __SIZE_TYPE__ *, int, int, int,
omp_depend_t * __GOMP_DEFAULT_NULL)
__GOMP_NOTHROW;
+extern void *omp_target_memset (void *, int, __SIZE_TYPE__, int) __GOMP_NOTHROW;
+extern void *omp_target_memset_async (void *, int, __SIZE_TYPE__, int,
+ int, omp_depend_t * __GOMP_DEFAULT_NULL)
+ __GOMP_NOTHROW;
extern int omp_target_associate_ptr (const void *, const void *, __SIZE_TYPE__,
__SIZE_TYPE__, int) __GOMP_NOTHROW;
extern int omp_target_disassociate_ptr (const void *, int) __GOMP_NOTHROW;
diff --git a/libgomp/omp_lib.f90.in b/libgomp/omp_lib.f90.in
index cb6b95f..ce866c0 100644
--- a/libgomp/omp_lib.f90.in
+++ b/libgomp/omp_lib.f90.in
@@ -904,6 +904,29 @@
end interface
interface
+ function omp_target_memset (ptr, val, count, device_num) bind(c)
+ use, intrinsic :: iso_c_binding, only : c_ptr, c_int, c_size_t
+ type(c_ptr) :: omp_target_memset
+ type(c_ptr), value :: ptr
+ integer(c_size_t), value :: count
+ integer(c_int), value :: val, device_num
+ end function omp_target_memset
+ end interface
+
+ interface
+ function omp_target_memset_async (ptr, val, count, device_num, &
+ depobj_count, depobj_list) bind(c)
+ use, intrinsic :: iso_c_binding, only : c_ptr, c_int, c_size_t
+ import :: omp_depend_kind
+ type(c_ptr) :: omp_target_memset_async
+ type(c_ptr), value :: ptr
+ integer(c_size_t), value :: count
+ integer(c_int), value :: val, device_num, depobj_count
+ integer(omp_depend_kind), optional :: depobj_list(*)
+ end function omp_target_memset_async
+ end interface
+
+ interface
function omp_target_associate_ptr (host_ptr, device_ptr, size, &
device_offset, device_num) bind(c)
use, intrinsic :: iso_c_binding, only : c_ptr, c_size_t, c_int
diff --git a/libgomp/omp_lib.h.in b/libgomp/omp_lib.h.in
index f7af5ff..9047095 100644
--- a/libgomp/omp_lib.h.in
+++ b/libgomp/omp_lib.h.in
@@ -505,6 +505,31 @@
end interface
interface
+ function omp_target_memset (ptr, val, count, device_num) bind(c)
+ use, intrinsic :: iso_c_binding, only : c_ptr, c_int, c_size_t
+ type(c_ptr) omp_target_memset
+ type(c_ptr), value :: ptr
+ integer(c_size_t), value :: count
+ integer(c_int), value :: val, device_num
+ end function omp_target_memset
+ end interface
+
+ interface
+ function omp_target_memset_async (ptr, val, count, device_num, &
+ & depobj_count, depobj_list) &
+ & bind(c)
+ use, intrinsic :: iso_c_binding, only : c_ptr, c_int, c_size_t
+ import :: omp_depend_kind
+ type(c_ptr) :: omp_target_memset_async
+ type(c_ptr), value :: ptr
+ integer(c_size_t), value :: count
+ integer(c_int), value :: val, device_num, depobj_count
+ integer(omp_depend_kind), optional :: depobj_list(*)
+ end function omp_target_memset_async
+ end interface
+
+
+ interface
function omp_target_associate_ptr (host_ptr, device_ptr, size, &
& device_offset, device_num) &
& bind(c)
diff --git a/libgomp/openacc.f90 b/libgomp/openacc.f90
index 8ef107e..9d51f01 100644
--- a/libgomp/openacc.f90
+++ b/libgomp/openacc.f90
@@ -797,6 +797,7 @@ module openacc
public :: acc_copyout_finalize, acc_delete_finalize
public :: acc_memcpy_to_device, acc_memcpy_to_device_async
public :: acc_memcpy_from_device, acc_memcpy_from_device_async
+ public :: acc_memcpy_device, acc_memcpy_device_async
integer, parameter :: openacc_version = 201711
@@ -1046,6 +1047,27 @@ module openacc
end subroutine
end interface
+ interface
+ subroutine acc_memcpy_device (data_dev_dest, data_dev_src, bytes) bind(C)
+ use iso_c_binding, only: c_ptr, c_size_t
+ type(c_ptr), value :: data_dev_dest
+ type(c_ptr), value :: data_dev_src
+ integer(c_size_t), value :: bytes
+ end subroutine
+ end interface
+
+ interface
+ subroutine acc_memcpy_device_async (data_dev_dest, data_dev_src, &
+ bytes, async_arg) bind(C)
+ use iso_c_binding, only: c_ptr, c_size_t
+ import :: acc_handle_kind
+ type(c_ptr), value :: data_dev_dest
+ type(c_ptr), value :: data_dev_src
+ integer(c_size_t), value :: bytes
+ integer(acc_handle_kind), value :: async_arg
+ end subroutine
+ end interface
+
interface acc_copyin_async
procedure :: acc_copyin_async_32_h
procedure :: acc_copyin_async_64_h
diff --git a/libgomp/openacc.h b/libgomp/openacc.h
index a520bbe..3085b00 100644
--- a/libgomp/openacc.h
+++ b/libgomp/openacc.h
@@ -123,6 +123,7 @@ void *acc_hostptr (void *) __GOACC_NOTHROW;
int acc_is_present (void *, size_t) __GOACC_NOTHROW;
void acc_memcpy_to_device (void *, void *, size_t) __GOACC_NOTHROW;
void acc_memcpy_from_device (void *, void *, size_t) __GOACC_NOTHROW;
+void acc_memcpy_device (void *, void *, size_t) __GOACC_NOTHROW;
void acc_attach (void **) __GOACC_NOTHROW;
void acc_attach_async (void **, int) __GOACC_NOTHROW;
void acc_detach (void **) __GOACC_NOTHROW;
@@ -136,7 +137,7 @@ void acc_delete_finalize_async (void *, size_t, int) __GOACC_NOTHROW;
void acc_detach_finalize (void **) __GOACC_NOTHROW;
void acc_detach_finalize_async (void **, int) __GOACC_NOTHROW;
-/* Async functions, specified in OpenACC 2.5. */
+/* Async functions, specified in OpenACC 2.5, acc_memcpy_device in 2.6. */
void acc_copyin_async (void *, size_t, int) __GOACC_NOTHROW;
void acc_create_async (void *, size_t, int) __GOACC_NOTHROW;
void acc_copyout_async (void *, size_t, int) __GOACC_NOTHROW;
@@ -145,6 +146,7 @@ void acc_update_device_async (void *, size_t, int) __GOACC_NOTHROW;
void acc_update_self_async (void *, size_t, int) __GOACC_NOTHROW;
void acc_memcpy_to_device_async (void *, void *, size_t, int) __GOACC_NOTHROW;
void acc_memcpy_from_device_async (void *, void *, size_t, int) __GOACC_NOTHROW;
+void acc_memcpy_device_async (void *, void *, size_t, int) __GOACC_NOTHROW;
/* CUDA-specific routines. */
void *acc_get_current_cuda_device (void) __GOACC_NOTHROW;
diff --git a/libgomp/openacc_lib.h b/libgomp/openacc_lib.h
index b0d287e..9333c48 100644
--- a/libgomp/openacc_lib.h
+++ b/libgomp/openacc_lib.h
@@ -528,6 +528,30 @@
end subroutine
end interface
+ interface
+ subroutine acc_memcpy_device(data_dev_dest, data_dev_src, &
+ & bytes) bind(C)
+ use iso_c_binding, only: c_ptr, c_size_t
+ type(c_ptr), value :: data_dev_dest
+ type(c_ptr), value :: data_dev_src
+ integer(c_size_t), value :: bytes
+ end subroutine
+ end interface
+
+ interface
+ subroutine acc_memcpy_device_async(data_dev_dest, &
+ & data_dev_src, bytes, &
+ & async_arg) bind(C)
+ use iso_c_binding, only: c_ptr, c_size_t
+ import :: acc_handle_kind
+ type(c_ptr), value :: data_dev_dest
+ type(c_ptr), value :: data_dev_src
+ integer(c_size_t), value :: bytes
+ integer(acc_handle_kind), value :: async_arg
+ end subroutine
+ end interface
+
+
interface acc_copyin_async
subroutine acc_copyin_async_32_h (a, len, async)
use iso_c_binding, only: c_int32_t
diff --git a/libgomp/plugin/cuda-lib.def b/libgomp/plugin/cuda-lib.def
index eb562ac..7f4ddcc 100644
--- a/libgomp/plugin/cuda-lib.def
+++ b/libgomp/plugin/cuda-lib.def
@@ -42,6 +42,7 @@ CUDA_ONE_CALL (cuMemcpyHtoDAsync)
CUDA_ONE_CALL (cuMemcpy2D)
CUDA_ONE_CALL (cuMemcpy2DUnaligned)
CUDA_ONE_CALL (cuMemcpy3D)
+CUDA_ONE_CALL (cuMemsetD8)
CUDA_ONE_CALL (cuMemFree)
CUDA_ONE_CALL (cuMemFreeHost)
CUDA_ONE_CALL (cuMemGetAddressRange)
diff --git a/libgomp/plugin/plugin-gcn.c b/libgomp/plugin/plugin-gcn.c
index 4b42a59..498b549 100644
--- a/libgomp/plugin/plugin-gcn.c
+++ b/libgomp/plugin/plugin-gcn.c
@@ -208,6 +208,8 @@ struct hsa_runtime_fn_info
hsa_status_t (*hsa_code_object_deserialize_fn)
(void *serialized_code_object, size_t serialized_code_object_size,
const char *options, hsa_code_object_t *code_object);
+ hsa_status_t (*hsa_amd_memory_fill_fn)(void *ptr, uint32_t value,
+ size_t count);
hsa_status_t (*hsa_amd_memory_lock_fn)
(void *host_ptr, size_t size, hsa_agent_t *agents, int num_agent,
void **agent_ptr);
@@ -1456,6 +1458,7 @@ init_hsa_runtime_functions (void)
DLSYM_FN (hsa_signal_load_acquire)
DLSYM_FN (hsa_queue_destroy)
DLSYM_FN (hsa_code_object_deserialize)
+ DLSYM_OPT_FN (hsa_amd_memory_fill)
DLSYM_OPT_FN (hsa_amd_memory_lock)
DLSYM_OPT_FN (hsa_amd_memory_unlock)
DLSYM_OPT_FN (hsa_amd_memory_async_copy_rect)
@@ -4435,6 +4438,83 @@ init_hip_runtime_functions (void)
return true;
}
+bool
+GOMP_OFFLOAD_memset (int ord, void *ptr, int val, size_t count)
+{
+ hsa_status_t status = HSA_STATUS_SUCCESS;
+
+ /* A memset feature is only provided via hsa_amd_memory_fill; while it
+ is fast, it is an HSA extension and it has two requirements: The memory
+ must be aligned to multiples of 4 bytes - and, by construction, only
+ multiples of 4 bytes can be filled (uint32_t value argument).
+
+ This means: Either not using that function or up to three function calls:
+ - copy 1 to 3 bytes to get alignment (hsa_memory_copy), if unaligned
+ - call hsa_amd_memory_fill
+ - copy remaining 1 to 3 bytes (hsa_memory_copy), if after alignment
+ count is not a multiple of 4 bytes.
+
+ Having more than one function call is only profitable if there is
+ enough data to process; see below for the used heuristic values. */
+
+ uint8_t v8 = (uint8_t) val;
+ size_t before = (4 - (uintptr_t) ptr % 4) % 4; /* 0 to 3 bytes. */
+ size_t tail = (count - before) % 4; /* 0 to 3 bytes. */
+
+ /* Heuristic */
+ enum {
+ /* Prefer alloca to malloc up to ... */
+ alloca_size = 256, /* bytes */
+ /* Call hsa_amd_memory_fill also when two copy calls are required. */
+ always_use_fill = 256*1024, /* bytes */
+ /* Call hsa_amd_memory_fill also when on copy call is required. */
+ use_fill_one_copy = (128+64)*1024 /* bytes */
+ };
+
+ /* Do not call hsa_amd_memory_fill when any of the following conditions
+ is true. Note that it is always preferred if available and
+ before == tail == 0. */
+ if (__builtin_expect (!hsa_fns.hsa_amd_memory_fill_fn, 0)
+ || (before && tail && count < always_use_fill)
+ || ((before || tail) && count < use_fill_one_copy))
+ before = count;
+
+ /* Copy call for alignment - or all data, if condition above is true. */
+ if (before)
+ {
+ void *data;
+ if (before > alloca_size)
+ data = malloc (before * sizeof (uint8_t));
+ else
+ data = alloca (before * sizeof (uint8_t));
+ memset (data, val, before);
+ status = hsa_fns.hsa_memory_copy_fn (ptr, data, before);
+ if (before > alloca_size)
+ free (data);
+ if (data == 0 || status != HSA_STATUS_SUCCESS)
+ goto fail;
+ count -= before;
+ }
+
+ if (count == 0)
+ return true;
+
+ ptr += before;
+
+ uint32_t values = v8 | (v8 << 8) | (v8 << 16) | (v8 << 24);
+ status = hsa_fns.hsa_amd_memory_fill_fn (ptr, values, count / 4);
+ if (tail && status == HSA_STATUS_SUCCESS)
+ {
+ ptr += count - tail;
+ status = hsa_fns.hsa_memory_copy_fn (ptr, &values, tail);
+ }
+ if (status == HSA_STATUS_SUCCESS)
+ return true;
+
+fail:
+ GOMP_PLUGIN_error ("memory set failed");
+ return false;
+}
void
GOMP_OFFLOAD_interop (struct interop_obj_t *obj, int ord,
@@ -5079,7 +5159,8 @@ GOMP_OFFLOAD_openacc_async_queue_callback (struct goacc_asyncqueue *aq,
queue_push_callback (aq, fn, data);
}
-/* Queue up an asynchronous data copy from host to DEVICE. */
+/* Queue up an asynchronous data copy from host to DEVICE.
+ (Also handles dev2host and dev2dev.) */
bool
GOMP_OFFLOAD_openacc_async_host2dev (int device, void *dst, const void *src,
@@ -5097,10 +5178,16 @@ bool
GOMP_OFFLOAD_openacc_async_dev2host (int device, void *dst, const void *src,
size_t n, struct goacc_asyncqueue *aq)
{
- struct agent_info *agent = get_agent_info (device);
- assert (agent == aq->agent);
- queue_push_copy (aq, dst, src, n);
- return true;
+ return GOMP_OFFLOAD_openacc_async_host2dev (device, dst, src, n, aq);
+}
+
+/* Queue up an asynchronous data copy from DEVICE to DEVICE. */
+
+bool
+GOMP_OFFLOAD_openacc_async_dev2dev (int device, void *dst, const void *src,
+ size_t n, struct goacc_asyncqueue *aq)
+{
+ return GOMP_OFFLOAD_openacc_async_host2dev (device, dst, src, n, aq);
}
union goacc_property_value
diff --git a/libgomp/plugin/plugin-nvptx.c b/libgomp/plugin/plugin-nvptx.c
index a5cf859..0ba445e 100644
--- a/libgomp/plugin/plugin-nvptx.c
+++ b/libgomp/plugin/plugin-nvptx.c
@@ -2019,6 +2019,34 @@ GOMP_OFFLOAD_openacc_async_queue_callback (struct goacc_asyncqueue *aq,
}
static bool
+cuda_memcpy_dev_sanity_check (const void *d1, const void *d2, size_t s)
+{
+ CUdeviceptr pb1, pb2;
+ size_t ps1, ps2;
+ if (!s)
+ return true;
+ if (!d1 || !d2)
+ {
+ GOMP_PLUGIN_error ("invalid device address");
+ return false;
+ }
+ CUDA_CALL (cuMemGetAddressRange, &pb1, &ps1, (CUdeviceptr) d1);
+ CUDA_CALL (cuMemGetAddressRange, &pb2, &ps2, (CUdeviceptr) d2);
+ if (!pb1 || !pb2)
+ {
+ GOMP_PLUGIN_error ("invalid device address");
+ return false;
+ }
+ if ((void *)(d1 + s) > (void *)(pb1 + ps1)
+ || (void *)(d2 + s) > (void *)(pb2 + ps2))
+ {
+ GOMP_PLUGIN_error ("invalid size");
+ return false;
+ }
+ return true;
+}
+
+static bool
cuda_memcpy_sanity_check (const void *h, const void *d, size_t s)
{
CUdeviceptr pb;
@@ -2077,6 +2105,9 @@ GOMP_OFFLOAD_dev2host (int ord, void *dst, const void *src, size_t n)
bool
GOMP_OFFLOAD_dev2dev (int ord, void *dst, const void *src, size_t n)
{
+ if (!nvptx_attach_host_thread_to_device (ord)
+ || !cuda_memcpy_dev_sanity_check (dst, src, n))
+ return false;
CUDA_CALL (cuMemcpyDtoDAsync, (CUdeviceptr) dst, (CUdeviceptr) src, n, NULL);
return true;
}
@@ -2267,6 +2298,15 @@ GOMP_OFFLOAD_memcpy3d (int dst_ord, int src_ord, size_t dim2_size,
}
bool
+GOMP_OFFLOAD_memset (int ord, void *ptr, int val, size_t count)
+{
+ if (!nvptx_attach_host_thread_to_device (ord))
+ return false;
+ CUDA_CALL (cuMemsetD8, (CUdeviceptr) ptr, (unsigned char) val, count);
+ return true;
+}
+
+bool
GOMP_OFFLOAD_openacc_async_host2dev (int ord, void *dst, const void *src,
size_t n, struct goacc_asyncqueue *aq)
{
@@ -2288,6 +2328,18 @@ GOMP_OFFLOAD_openacc_async_dev2host (int ord, void *dst, const void *src,
return true;
}
+bool
+GOMP_OFFLOAD_openacc_async_dev2dev (int ord, void *dst, const void *src,
+ size_t n, struct goacc_asyncqueue *aq)
+{
+ if (!nvptx_attach_host_thread_to_device (ord)
+ || !cuda_memcpy_dev_sanity_check (dst, src, n))
+ return false;
+ CUDA_CALL (cuMemcpyDtoDAsync, (CUdeviceptr) dst, (CUdeviceptr) src, n,
+ aq->cuda_stream);
+ return true;
+}
+
union goacc_property_value
GOMP_OFFLOAD_openacc_get_property (int n, enum goacc_property prop)
{
diff --git a/libgomp/target.c b/libgomp/target.c
index 9674ff4..a2a4a72 100644
--- a/libgomp/target.c
+++ b/libgomp/target.c
@@ -461,6 +461,19 @@ gomp_copy_dev2host (struct gomp_device_descr *devicep,
gomp_device_copy (devicep, devicep->dev2host_func, "host", h, "dev", d, sz);
}
+attribute_hidden void
+gomp_copy_dev2dev (struct gomp_device_descr *devicep,
+ struct goacc_asyncqueue *aq,
+ void *dst, const void *src, size_t sz)
+{
+ if (__builtin_expect (aq != NULL, 0))
+ goacc_device_copy_async (devicep, devicep->openacc.async.dev2dev_func,
+ "dev", dst, "dev", src, NULL, sz, aq);
+ else
+ gomp_device_copy (devicep, devicep->dev2dev_func, "dev", dst,
+ "dev", src, sz);
+}
+
static void
gomp_free_device_memory (struct gomp_device_descr *devicep, void *devptr)
{
@@ -4990,6 +5003,88 @@ omp_target_memcpy_rect_async (void *dst, const void *src, size_t element_size,
return 0;
}
+static void
+omp_target_memset_int (void *ptr, int val, size_t count,
+ struct gomp_device_descr *devicep)
+{
+ if (__builtin_expect (count == 0, 0))
+ return;
+ if (devicep == NULL)
+ {
+ memset (ptr, val, count);
+ return;
+ }
+
+ gomp_mutex_lock (&devicep->lock);
+ int ret = devicep->memset_func (devicep->target_id, ptr, val, count);
+ gomp_mutex_unlock (&devicep->lock);
+ if (!ret)
+ gomp_fatal ("omp_target_memset failed");
+}
+
+void*
+omp_target_memset (void *ptr, int val, size_t count, int device_num)
+{
+ struct gomp_device_descr *devicep;
+ if (device_num == omp_initial_device
+ || device_num == gomp_get_num_devices ()
+ || (devicep = resolve_device (device_num, false)) == NULL
+ || !(devicep->capabilities & GOMP_OFFLOAD_CAP_OPENMP_400)
+ || devicep->capabilities & GOMP_OFFLOAD_CAP_SHARED_MEM)
+ devicep = NULL;
+
+ omp_target_memset_int (ptr, val, count, devicep);
+ return ptr;
+}
+
+typedef struct
+{
+ void *ptr;
+ size_t count;
+ struct gomp_device_descr *devicep;
+ int val;
+} omp_target_memset_data;
+
+static void
+omp_target_memset_async_helper (void *args)
+{
+ omp_target_memset_data *a = args;
+ omp_target_memset_int (a->ptr, a->val, a->count, a->devicep);
+}
+
+void*
+omp_target_memset_async (void *ptr, int val, size_t count, int device_num,
+ int depobj_count, omp_depend_t *depobj_list)
+{
+ void *depend[depobj_count + 5];
+ struct gomp_device_descr *devicep;
+ unsigned flags = 0;
+ int i;
+
+ if (device_num == omp_initial_device
+ || device_num == gomp_get_num_devices ()
+ || (devicep = resolve_device (device_num, false)) == NULL
+ || !(devicep->capabilities & GOMP_OFFLOAD_CAP_OPENMP_400)
+ || devicep->capabilities & GOMP_OFFLOAD_CAP_SHARED_MEM)
+ devicep = NULL;
+
+ omp_target_memset_data s = {.ptr = ptr, .val = val, .count = count,
+ .devicep = devicep};
+ if (depobj_count > 0 && depobj_list != NULL)
+ {
+ flags |= GOMP_TASK_FLAG_DEPEND;
+ depend[0] = 0;
+ depend[1] = (void *) (uintptr_t) depobj_count;
+ depend[2] = depend[3] = depend[4] = 0;
+ for (i = 0; i < depobj_count; ++i)
+ depend[i + 5] = &depobj_list[i];
+ }
+
+ GOMP_task (omp_target_memset_async_helper, &s, NULL, sizeof (s),
+ __alignof__ (s), true, flags, depend, 0, NULL);
+ return ptr;
+}
+
int
omp_target_associate_ptr (const void *host_ptr, const void *device_ptr,
size_t size, size_t device_offset, int device_num)
@@ -5555,6 +5650,7 @@ gomp_load_plugin_for_device (struct gomp_device_descr *device,
DLSYM_OPT (async_run, async_run);
DLSYM_OPT (can_run, can_run);
DLSYM (dev2dev);
+ DLSYM (memset);
}
if (device->capabilities & GOMP_OFFLOAD_CAP_OPENACC_200)
{
@@ -5573,6 +5669,7 @@ gomp_load_plugin_for_device (struct gomp_device_descr *device,
|| !DLSYM_OPT (openacc.async.exec, openacc_async_exec)
|| !DLSYM_OPT (openacc.async.dev2host, openacc_async_dev2host)
|| !DLSYM_OPT (openacc.async.host2dev, openacc_async_host2dev)
+ || !DLSYM_OPT (openacc.async.dev2dev, openacc_async_dev2dev)
|| !DLSYM_OPT (openacc.get_property, openacc_get_property))
{
/* Require all the OpenACC handlers if we have
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-1.C b/libgomp/testsuite/libgomp.c++/declare-mapper-1.C
new file mode 100644
index 0000000..aba4f42
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-1.C
@@ -0,0 +1,87 @@
+// { dg-do run }
+
+#include <cstdlib>
+#include <cassert>
+
+#define N 64
+
+struct points
+{
+ double *x;
+ double *y;
+ double *z;
+ size_t len;
+};
+
+#pragma omp declare mapper(points p) map(to:p.x, p.y, p.z) \
+ map(p.x[0:p.len]) \
+ map(p.y[0:p.len]) \
+ map(p.z[0:p.len])
+
+struct shape
+{
+ points tmp;
+ points *pts;
+ int metadata[128];
+};
+
+#pragma omp declare mapper(shape s) map(tofrom:s.pts, *s.pts) map(alloc:s.tmp)
+
+void
+alloc_points (points *pts, size_t sz)
+{
+ pts->x = new double[sz];
+ pts->y = new double[sz];
+ pts->z = new double[sz];
+ pts->len = sz;
+ for (int i = 0; i < sz; i++)
+ pts->x[i] = pts->y[i] = pts->z[i] = 0;
+}
+
+int main (int argc, char *argv[])
+{
+ shape myshape;
+ points mypts;
+
+ myshape.pts = &mypts;
+
+ alloc_points (&myshape.tmp, N);
+ myshape.pts = new points;
+ alloc_points (myshape.pts, N);
+
+ #pragma omp target map(myshape)
+ {
+ for (int i = 0; i < N; i++)
+ {
+ myshape.pts->x[i]++;
+ myshape.pts->y[i]++;
+ myshape.pts->z[i]++;
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ {
+ assert (myshape.pts->x[i] == 1);
+ assert (myshape.pts->y[i] == 1);
+ assert (myshape.pts->z[i] == 1);
+ }
+
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ {
+ myshape.pts->x[i]++;
+ myshape.pts->y[i]++;
+ myshape.pts->z[i]++;
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ {
+ assert (myshape.pts->x[i] == 2);
+ assert (myshape.pts->y[i] == 2);
+ assert (myshape.pts->z[i] == 2);
+ }
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-2.C b/libgomp/testsuite/libgomp.c++/declare-mapper-2.C
new file mode 100644
index 0000000..d848fdb
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-2.C
@@ -0,0 +1,55 @@
+// { dg-do run }
+
+#include <cassert>
+
+#define N 256
+
+struct doublebuf
+{
+ int buf_a[N][N];
+ int buf_b[N][N];
+};
+
+#pragma omp declare mapper(lo:doublebuf b) map(b.buf_a[0:N/2][0:N]) \
+ map(b.buf_b[0:N/2][0:N])
+
+#pragma omp declare mapper(hi:doublebuf b) map(b.buf_a[N/2:N/2][0:N]) \
+ map(b.buf_b[N/2:N/2][0:N])
+
+int main (int argc, char *argv[])
+{
+ doublebuf db;
+
+ for (int i = 0; i < N; i++)
+ for (int j = 0; j < N; j++)
+ db.buf_a[i][j] = db.buf_b[i][j] = 0;
+
+ #pragma omp target map(mapper(lo), tofrom:db)
+ {
+ for (int i = 0; i < N / 2; i++)
+ for (int j = 0; j < N; j++)
+ {
+ db.buf_a[i][j]++;
+ db.buf_b[i][j]++;
+ }
+ }
+
+ #pragma omp target map(mapper(hi), tofrom:db)
+ {
+ for (int i = N / 2; i < N; i++)
+ for (int j = 0; j < N; j++)
+ {
+ db.buf_a[i][j]++;
+ db.buf_b[i][j]++;
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ for (int j = 0; j < N; j++)
+ {
+ assert (db.buf_a[i][j] == 1);
+ assert (db.buf_b[i][j] == 1);
+ }
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-3.C b/libgomp/testsuite/libgomp.c++/declare-mapper-3.C
new file mode 100644
index 0000000..ea9b7de
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-3.C
@@ -0,0 +1,63 @@
+// { dg-do run }
+
+#include <cstdlib>
+#include <cassert>
+
+struct S {
+ int *myarr;
+};
+
+#pragma omp declare mapper (S s) map(to:s.myarr) map (tofrom: s.myarr[0:20])
+
+namespace A {
+#pragma omp declare mapper (S s) map(to:s.myarr) map (tofrom: s.myarr[0:100])
+}
+
+namespace B {
+#pragma omp declare mapper (S s) map(to:s.myarr) map (tofrom: s.myarr[100:100])
+}
+
+namespace A
+{
+ void incr_a (S my_s)
+ {
+#pragma omp target
+ {
+ for (int i = 0; i < 100; i++)
+ my_s.myarr[i]++;
+ }
+ }
+}
+
+namespace B
+{
+ void incr_b (S my_s)
+ {
+#pragma omp target
+ {
+ for (int i = 100; i < 200; i++)
+ my_s.myarr[i]++;
+ }
+ }
+}
+
+int main (int argc, char *argv[])
+{
+ S my_s;
+
+ my_s.myarr = (int *) calloc (200, sizeof (int));
+
+#pragma omp target
+ {
+ for (int i = 0; i < 20; i++)
+ my_s.myarr[i]++;
+ }
+
+ A::incr_a (my_s);
+ B::incr_b (my_s);
+
+ for (int i = 0; i < 200; i++)
+ assert (my_s.myarr[i] == (i < 20) ? 2 : 1);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-4.C b/libgomp/testsuite/libgomp.c++/declare-mapper-4.C
new file mode 100644
index 0000000..f194e63
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-4.C
@@ -0,0 +1,63 @@
+// { dg-do run }
+
+#include <cstdlib>
+#include <cassert>
+
+struct S {
+ int *myarr;
+};
+
+#pragma omp declare mapper (S s) map(to:s.myarr) map (tofrom: s.myarr[0:20])
+
+namespace A {
+#pragma omp declare mapper (S s) map(to:s.myarr) map (tofrom: s.myarr[0:100])
+}
+
+namespace B {
+#pragma omp declare mapper (S s) map(to:s.myarr) map (tofrom: s.myarr[100:100])
+}
+
+namespace A
+{
+ void incr_a (S &my_s)
+ {
+#pragma omp target
+ {
+ for (int i = 0; i < 100; i++)
+ my_s.myarr[i]++;
+ }
+ }
+}
+
+namespace B
+{
+ void incr_b (S &my_s)
+ {
+#pragma omp target
+ {
+ for (int i = 100; i < 200; i++)
+ my_s.myarr[i]++;
+ }
+ }
+}
+
+int main (int argc, char *argv[])
+{
+ S my_s;
+
+ my_s.myarr = (int *) calloc (200, sizeof (int));
+
+#pragma omp target
+ {
+ for (int i = 0; i < 20; i++)
+ my_s.myarr[i]++;
+ }
+
+ A::incr_a (my_s);
+ B::incr_b (my_s);
+
+ for (int i = 0; i < 200; i++)
+ assert (my_s.myarr[i] == (i < 20) ? 2 : 1);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-5.C b/libgomp/testsuite/libgomp.c++/declare-mapper-5.C
new file mode 100644
index 0000000..0030de8
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-5.C
@@ -0,0 +1,52 @@
+// { dg-do run }
+
+#include <cassert>
+
+struct S
+{
+ int *myarr;
+ int len;
+};
+
+class C
+{
+ S smemb;
+#pragma omp declare mapper (custom:S s) map(to:s.myarr) \
+ map(tofrom:s.myarr[0:s.len])
+
+public:
+ C(int l)
+ {
+ smemb.myarr = new int[l];
+ smemb.len = l;
+ for (int i = 0; i < l; i++)
+ smemb.myarr[i] = 0;
+ }
+ void bump();
+ void check();
+};
+
+void
+C::bump ()
+{
+#pragma omp target map(mapper(custom), tofrom: smemb)
+ {
+ for (int i = 0; i < smemb.len; i++)
+ smemb.myarr[i]++;
+ }
+}
+
+void
+C::check ()
+{
+ for (int i = 0; i < smemb.len; i++)
+ assert (smemb.myarr[i] == 1);
+}
+
+int main (int argc, char *argv[])
+{
+ C test (100);
+ test.bump ();
+ test.check ();
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-6.C b/libgomp/testsuite/libgomp.c++/declare-mapper-6.C
new file mode 100644
index 0000000..14ed10d
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-6.C
@@ -0,0 +1,37 @@
+// { dg-do run }
+
+#include <cassert>
+
+template <typename T>
+void adjust (T param)
+{
+#pragma omp declare mapper (T x) map(to:x.len, x.base) \
+ map(tofrom:x.base[0:x.len])
+
+#pragma omp target
+ for (int i = 0; i < param.len; i++)
+ param.base[i]++;
+}
+
+struct S {
+ int len;
+ int *base;
+};
+
+int main (int argc, char *argv[])
+{
+ S a;
+
+ a.len = 100;
+ a.base = new int[a.len];
+
+ for (int i = 0; i < a.len; i++)
+ a.base[i] = 0;
+
+ adjust (a);
+
+ for (int i = 0; i < a.len; i++)
+ assert (a.base[i] == 1);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-7.C b/libgomp/testsuite/libgomp.c++/declare-mapper-7.C
new file mode 100644
index 0000000..ba4792a
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-7.C
@@ -0,0 +1,59 @@
+// { dg-do run }
+
+#include <cassert>
+
+struct S
+{
+ int *myarr;
+};
+
+struct T
+{
+ S *s;
+};
+
+#pragma omp declare mapper (s100: S x) map(to: x.myarr) \
+ map(tofrom: x.myarr[0:100])
+// Define this because ...
+#pragma omp declare mapper (default: S x) map(to: x.myarr) \
+ map(tofrom: x.myarr[0:100])
+
+
+void
+bump (T t)
+{
+ /* Here we have an implicit/default mapper invoking a named mapper. We
+ need to make sure that can be located properly at gimplification
+ time. */
+
+// ... the following is invalid in OpenMP - albeit supported by GCC
+// (after disabling: error: in ‘declare mapper’ directives, parameter to ‘mapper’ modifier must be ‘default’ )
+
+// #pragma omp declare mapper (T t) map(to:t.s) map(mapper(s100), tofrom: t.s[0])
+
+// ... thus, we now use ...
+#pragma omp declare mapper (T t) map(to:t.s) map(mapper(default), tofrom: t.s[0])
+
+#pragma omp target
+ for (int i = 0; i < 100; i++)
+ t.s->myarr[i]++;
+}
+
+int main (int argc, char *argv[])
+{
+ S my_s;
+ T my_t;
+
+ my_s.myarr = new int[100];
+ my_t.s = &my_s;
+
+ for (int i = 0; i < 100; i++)
+ my_s.myarr[i] = 0;
+
+ bump (my_t);
+
+ for (int i = 0; i < 100; i++)
+ assert (my_s.myarr[i] == 1);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/declare-mapper-8.C b/libgomp/testsuite/libgomp.c++/declare-mapper-8.C
new file mode 100644
index 0000000..3818e52
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/declare-mapper-8.C
@@ -0,0 +1,61 @@
+// { dg-do run }
+
+#include <cassert>
+
+struct S
+{
+ int *myarr;
+ int len;
+};
+
+template<typename T>
+class C
+{
+ T memb;
+#pragma omp declare mapper (T t) map(to:t.len, t.myarr) \
+ map(tofrom:t.myarr[0:t.len])
+
+public:
+ C(int sz);
+ ~C();
+ void bump();
+ void check();
+};
+
+template<typename T>
+C<T>::C(int sz)
+{
+ memb.myarr = new int[sz];
+ for (int i = 0; i < sz; i++)
+ memb.myarr[i] = 0;
+ memb.len = sz;
+}
+
+template<typename T>
+C<T>::~C()
+{
+ delete[] memb.myarr;
+}
+
+template<typename T>
+void C<T>::bump()
+{
+#pragma omp target map(memb)
+ for (int i = 0; i < memb.len; i++)
+ memb.myarr[i]++;
+}
+
+template<typename T>
+void C<T>::check()
+{
+ for (int i = 0; i < memb.len; i++)
+ assert (memb.myarr[i] == 1);
+}
+
+int main(int argc, char *argv[])
+{
+ C<S> c_int(100);
+ c_int.bump();
+ c_int.check();
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-10.C b/libgomp/testsuite/libgomp.c++/target-flex-10.C
new file mode 100644
index 0000000..8fa9af7
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-10.C
@@ -0,0 +1,215 @@
+/* Basic container usage. */
+
+#include <vector>
+#include <deque>
+#include <list>
+#include <set>
+#include <map>
+#if __cplusplus >= 201103L
+#include <array>
+#include <forward_list>
+#include <unordered_set>
+#include <unordered_map>
+#endif
+
+bool vector_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::vector<int> vector;
+ ok = vector.empty();
+ }
+ return ok;
+}
+
+bool deque_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::deque<int> deque;
+ ok = deque.empty();
+ }
+ return ok;
+}
+
+bool list_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::list<int> list;
+ ok = list.empty();
+ }
+ return ok;
+}
+
+bool map_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::map<int, int> map;
+ ok = map.empty();
+ }
+ return ok;
+}
+
+bool set_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::set<int> set;
+ ok = set.empty();
+ }
+ return ok;
+}
+
+bool multimap_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::multimap<int, int> multimap;
+ ok = multimap.empty();
+ }
+ return ok;
+}
+
+bool multiset_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::multiset<int, int> multiset;
+ ok = multiset.empty();
+ }
+ return ok;
+}
+
+#if __cplusplus >= 201103L
+
+bool array_test()
+{
+ static constexpr std::size_t array_size = 42;
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::array<int, array_size> array{};
+ ok = array[0] == 0
+ && array[array_size - 1] == 0;
+ }
+ return ok;
+}
+
+bool forward_list_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::forward_list<int> forward_list;
+ ok = forward_list.empty();
+ }
+ return ok;
+}
+
+bool unordered_map_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::unordered_map<int, int> unordered_map;
+ ok = unordered_map.empty();
+ }
+ return ok;
+}
+
+bool unordered_set_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::unordered_set<int> unordered_set;
+ ok = unordered_set.empty();
+ }
+ return ok;
+}
+
+bool unordered_multimap_test()
+{
+
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::unordered_multimap<int, int> unordered_multimap;
+ ok = unordered_multimap.empty();
+ }
+ return ok;
+}
+
+bool unordered_multiset_test()
+{
+
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ std::unordered_multiset<int> unordered_multiset;
+ ok = unordered_multiset.empty();
+ }
+ return ok;
+}
+
+#else
+bool array_test() { return true; }
+bool forward_list_test() { return true; }
+bool unordered_map_test() { return true; }
+bool unordered_set_test() { return true; }
+bool unordered_multimap_test() { return true; }
+bool unordered_multiset_test() { return true; }
+#endif
+
+int main()
+{
+ const bool vec_res = vector_test();
+ __builtin_printf("vector : %s\n", vec_res ? "PASS" : "FAIL");
+ const bool deque_res = deque_test();
+ __builtin_printf("deque : %s\n", deque_res ? "PASS" : "FAIL");
+ const bool list_res = list_test();
+ __builtin_printf("list : %s\n", list_res ? "PASS" : "FAIL");
+ const bool map_res = map_test();
+ __builtin_printf("map : %s\n", map_res ? "PASS" : "FAIL");
+ const bool set_res = set_test();
+ __builtin_printf("set : %s\n", set_res ? "PASS" : "FAIL");
+ const bool multimap_res = multimap_test();
+ __builtin_printf("multimap : %s\n", multimap_res ? "PASS" : "FAIL");
+ const bool multiset_res = multiset_test();
+ __builtin_printf("multiset : %s\n", multiset_res ? "PASS" : "FAIL");
+ const bool array_res = array_test();
+ __builtin_printf("array : %s\n", array_res ? "PASS" : "FAIL");
+ const bool forward_list_res = forward_list_test();
+ __builtin_printf("forward_list : %s\n", forward_list_res ? "PASS" : "FAIL");
+ const bool unordered_map_res = unordered_map_test();
+ __builtin_printf("unordered_map : %s\n", unordered_map_res ? "PASS" : "FAIL");
+ const bool unordered_set_res = unordered_set_test();
+ __builtin_printf("unordered_set : %s\n", unordered_set_res ? "PASS" : "FAIL");
+ const bool unordered_multimap_res = unordered_multimap_test();
+ __builtin_printf("unordered_multimap: %s\n", unordered_multimap_res ? "PASS" : "FAIL");
+ const bool unordered_multiset_res = unordered_multiset_test();
+ __builtin_printf("unordered_multiset: %s\n", unordered_multiset_res ? "PASS" : "FAIL");
+ const bool ok = vec_res
+ && deque_res
+ && list_res
+ && map_res
+ && set_res
+ && multimap_res
+ && multiset_res
+ && array_res
+ && forward_list_res
+ && unordered_map_res
+ && unordered_set_res
+ && unordered_multimap_res
+ && unordered_multiset_res;
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-100.C b/libgomp/testsuite/libgomp.c++/target-flex-100.C
new file mode 100644
index 0000000..7ab047f
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-100.C
@@ -0,0 +1,210 @@
+/* Container adaptors in target region.
+ Does not test comparison operators other than equality to allow these tests
+ to be generalized to arbitrary input data. */
+
+#include <algorithm>
+#include <cstdio>
+#include <deque>
+#include <queue>
+#include <stack>
+#include <vector>
+
+#include "target-flex-common.h"
+
+template<typename T, std::size_t Size>
+bool test_stack(T (&arr)[Size])
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ const std::size_t half_size = Size / 2;
+ const T first_element = arr[0];
+ const T middle_element = arr[half_size - 1];
+ const T last_element = arr[Size - 1];
+ typedef std::stack<T, std::vector<T> > stack_type;
+ stack_type stack;
+ VERIFY (stack.empty());
+ VERIFY (stack.size() == 0);
+ {
+ /* Do half with push. */
+ std::size_t idx = 0;
+ for (; idx < half_size; ++idx)
+ {
+ stack.push(arr[idx]);
+ VERIFY (stack.top() == arr[idx]);
+ }
+ VERIFY (stack.size() == half_size);
+ VERIFY (static_cast<const stack_type&>(stack).size() == half_size);
+ for (; idx < Size; ++idx)
+ {
+ #if __cplusplus >= 201103L
+ /* Do the rest with emplace if C++11 or higher. */
+ stack.emplace(arr[idx]);
+ #else
+ /* Otherwise just use push again. */
+ stack.push(arr[idx]);
+ #endif
+ VERIFY (stack.top() == arr[idx]);
+ }
+ VERIFY (stack.size() == Size);
+ VERIFY (static_cast<const stack_type&>(stack).size() == Size);
+
+ const stack_type stack_orig = stack_type(std::vector<T>(arr, arr + Size));
+ VERIFY (stack == stack_orig);
+ /* References are contained in their own scope so we don't accidently
+ add tests referencing them after they have been invalidated. */
+ {
+ const T& const_top = static_cast<const stack_type&>(stack).top();
+ VERIFY (const_top == last_element);
+ T& mutable_top = stack.top();
+ mutable_top = first_element;
+ VERIFY (const_top == first_element);
+ }
+ /* Will only compare inequal if the first and last elements are different. */
+ VERIFY (first_element != last_element || stack != stack_orig);
+ for (std::size_t count = Size - half_size; count != 0; --count)
+ stack.pop();
+ VERIFY (stack.top() == middle_element);
+ const stack_type stack_half_orig = stack_type(std::vector<T>(arr, arr + half_size));
+ VERIFY (stack == stack_half_orig);
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+template<typename T, std::size_t Size>
+bool test_queue(T (&arr)[Size])
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ const std::size_t half_size = Size / 2;
+ const T first_element = arr[0];
+ const T last_element = arr[Size - 1];
+ typedef std::queue<T, std::deque<T> > queue_type;
+ queue_type queue;
+ VERIFY (queue.empty());
+ VERIFY (queue.size() == 0);
+ {
+ /* Do half with push. */
+ std::size_t idx = 0;
+ for (; idx < half_size; ++idx)
+ {
+ queue.push(arr[idx]);
+ VERIFY (queue.back() == arr[idx]);
+ VERIFY (queue.front() == first_element);
+ }
+ VERIFY (queue.size() == half_size);
+ VERIFY (static_cast<const queue_type&>(queue).size() == half_size);
+ for (; idx < Size; ++idx)
+ {
+ #if __cplusplus >= 201103L
+ /* Do the rest with emplace if C++11 or higher. */
+ queue.emplace(arr[idx]);
+ #else
+ /* Otherwise just use push again. */
+ queue.push(arr[idx]);
+ #endif
+ VERIFY (queue.back() == arr[idx]);
+ }
+ VERIFY (queue.size() == Size);
+ VERIFY (static_cast<const queue_type&>(queue).size() == Size);
+
+ const queue_type queue_orig = queue_type(std::deque<T>(arr, arr + Size));
+ VERIFY (queue == queue_orig);
+
+ /* References are contained in their own scope so we don't accidently
+ add tests referencing them after they have been invalidated. */
+ {
+ const T& const_front = static_cast<const queue_type&>(queue).front();
+ VERIFY (const_front == first_element);
+ T& mutable_front = queue.front();
+
+ const T& const_back = static_cast<const queue_type&>(queue).back();
+ VERIFY (const_back == last_element);
+ T& mutable_back = queue.back();
+ {
+ using std::swap;
+ swap(mutable_front, mutable_back);
+ }
+ VERIFY (const_front == last_element);
+ VERIFY (const_back == first_element);
+ /* Will only compare inequal if the first and last elements are different. */
+ VERIFY (first_element != last_element || queue != queue_orig);
+ /* Return the last element to normal for the next comparison. */
+ mutable_back = last_element;
+ }
+
+ const T middle_element = arr[half_size];
+ for (std::size_t count = Size - half_size; count != 0; --count)
+ queue.pop();
+ VERIFY (queue.front() == middle_element);
+ const queue_type queue_upper_half = queue_type(std::deque<T>(arr + half_size, arr + Size));
+ VERIFY (queue == queue_upper_half);
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+template<typename T, std::size_t Size>
+bool test_priority_queue(T (&arr)[Size], const T min_value, const T max_value)
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ typedef std::priority_queue<T, std::vector<T> > priority_queue_type;
+ {
+ priority_queue_type pqueue;
+ VERIFY (pqueue.empty());
+ VERIFY (pqueue.size() == 0);
+ }
+ {
+ priority_queue_type pqueue(arr, arr + Size);
+ VERIFY (!pqueue.empty());
+ VERIFY (pqueue.size() == Size);
+ VERIFY (static_cast<const priority_queue_type&>(pqueue).size() == Size);
+
+ const T old_max = pqueue.top();
+
+ #if __cplusplus >= 201103L
+ pqueue.emplace(max_value);
+ #else
+ pqueue.push(max_value);
+ #endif
+ VERIFY (pqueue.top() == max_value);
+ pqueue.pop();
+ VERIFY (pqueue.top() == old_max);
+ pqueue.push(min_value);
+ VERIFY (pqueue.top() == old_max);
+ pqueue.push(max_value);
+ VERIFY (pqueue.top() == max_value);
+ pqueue.pop();
+ VERIFY (pqueue.top() == old_max);
+ VERIFY (pqueue.size() == Size + 1);
+
+ for (std::size_t count = Size; count != 0; --count)
+ pqueue.pop();
+ VERIFY (pqueue.size() == 1);
+ VERIFY (pqueue.top() == min_value);
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+int main()
+{
+ int arr[10] = {0,1,2,3,4,5,6,7,8,9};
+
+ return test_stack(arr)
+ && test_queue(arr)
+ && test_priority_queue(arr, 0, 1000) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-101.C b/libgomp/testsuite/libgomp.c++/target-flex-101.C
new file mode 100644
index 0000000..be9037e
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-101.C
@@ -0,0 +1,136 @@
+/* { dg-additional-options -std=c++23 } */
+
+/* C++23 container adaptors in target region.
+ Severely needs additional tests. */
+
+#include <cstdio>
+#include <utility>
+#include <version>
+
+#if __cpp_lib_flat_map >= 202207L
+#define ENABLE_FLAT_MAP 1
+#endif
+#if __cpp_lib_flat_set >= 202207L
+#define ENABLE_FLAT_SET 1
+#endif
+
+#ifdef ENABLE_FLAT_MAP
+#include <flat_map>
+#endif
+#ifdef ENABLE_FLAT_SET
+#include <flat_set>
+#endif
+
+#include "target-flex-common.h"
+
+#ifdef ENABLE_FLAT_MAP
+template<typename K, typename V, typename std::size_t Size>
+bool test_flat_map(std::pair<K, V> (&arr)[Size])
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ using flat_map_type = std::flat_map<K, V>;
+ flat_map_type map = {arr, arr + Size};
+
+ VERIFY (!map.empty());
+ for (const auto& element : arr)
+ VERIFY (map.contains(element.first));
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+template<typename K, typename V, typename std::size_t Size>
+bool test_flat_multimap(std::pair<K, V> (&arr)[Size])
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ using flat_map_type = std::flat_map<K, V>;
+ flat_map_type map = {arr, arr + Size};
+
+ VERIFY (!map.empty());
+ for (const auto& element : arr)
+ VERIFY (map.contains(element.first));
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+#else
+template<typename K, typename V, typename std::size_t Size>
+bool test_flat_map(std::pair<K, V> (&arr)[Size]) { return true; }
+
+template<typename K, typename V, typename std::size_t Size>
+bool test_flat_multimap(std::pair<K, V> (&arr)[Size]) { return true; }
+#endif
+
+#ifdef ENABLE_FLAT_SET
+template<typename T, typename std::size_t Size>
+bool test_flat_set(T (&arr)[Size])
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ using flat_set_type = std::flat_set<T>;
+ flat_set_type set = {arr, arr + Size};
+
+ VERIFY (!set.empty());
+ for (const auto& element : arr)
+ VERIFY (set.contains(element));
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+template<typename T, typename std::size_t Size>
+bool test_flat_multiset(T (&arr)[Size])
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ using flat_multiset_type = std::flat_multiset<T>;
+ flat_multiset_type multiset = {arr, arr + Size};
+
+ VERIFY (!multiset.empty());
+ for (const auto& element : arr)
+ VERIFY (multiset.contains(element));
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+#else
+template<typename T, typename std::size_t Size>
+bool test_flat_set(T (&arr)[Size]) { return true; }
+
+template<typename T, typename std::size_t Size>
+bool test_flat_multiset(T (&arr)[Size]) { return true; }
+#endif
+
+int main()
+{
+ int arr[10] = {0,1,2,3,4,5,6,7,8,9};
+ std::pair<int, int> pairs[10] = {{ 1, 2}, { 2, 4}, { 3, 6}, { 4, 8}, { 5, 10},
+ { 6, 12}, { 7, 14}, { 8, 16}, { 9, 18}, {10, 20}};
+
+ return test_flat_set(arr)
+ && test_flat_multiset(arr)
+ && test_flat_map(pairs)
+ && test_flat_multimap(pairs) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-11.C b/libgomp/testsuite/libgomp.c++/target-flex-11.C
new file mode 100644
index 0000000..6d55129
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-11.C
@@ -0,0 +1,444 @@
+/* Check constructors/destructors are called in containers. */
+
+#include <vector>
+#include <deque>
+#include <list>
+#include <set>
+#include <map>
+#include <utility>
+#if __cplusplus >= 201103L
+#include <array>
+#include <forward_list>
+#include <unordered_set>
+#include <unordered_map>
+#endif
+
+#include "target-flex-common.h"
+
+struct indirect_counter
+{
+ typedef int counter_value_type;
+ counter_value_type *_count_ptr;
+
+ indirect_counter(counter_value_type *count_ptr) BL_NOEXCEPT : _count_ptr(count_ptr) {
+ ++(*_count_ptr);
+ }
+ indirect_counter(const indirect_counter& other) BL_NOEXCEPT : _count_ptr(other._count_ptr) {
+ ++(*_count_ptr);
+ }
+ /* Don't declare a move constructor, we want to copy no matter what. */
+ ~indirect_counter() {
+ --(*_count_ptr);
+ }
+};
+
+bool operator==(indirect_counter const& lhs, indirect_counter const& rhs) BL_NOEXCEPT
+ { return lhs._count_ptr == rhs._count_ptr; }
+bool operator<(indirect_counter const& lhs, indirect_counter const& rhs) BL_NOEXCEPT
+ { return lhs._count_ptr < rhs._count_ptr; }
+
+#if __cplusplus >= 201103L
+template<>
+struct std::hash<indirect_counter>
+{
+ std::size_t operator()(const indirect_counter& ic) const noexcept
+ { return std::hash<indirect_counter::counter_value_type *>{}(ic._count_ptr); }
+};
+#endif
+
+/* Not a container, just a sanity check really. */
+bool automatic_lifetime_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ indirect_counter c = indirect_counter(&counter);
+ indirect_counter(static_cast<int*>(&counter));
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool vector_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::vector<indirect_counter> vec(42, indirect_counter(&counter));
+ VERIFY (counter == 42);
+ vec.resize(32, indirect_counter(&counter));
+ VERIFY (counter == 32);
+ vec.push_back(indirect_counter(&counter));
+ VERIFY (counter == 33);
+ vec.pop_back();
+ VERIFY (counter == 32);
+ vec.pop_back();
+ VERIFY (counter == 31);
+ vec.resize(100, indirect_counter(&counter));
+ VERIFY (counter == 100);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool deque_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::deque<indirect_counter> vec(42, indirect_counter(&counter));
+ VERIFY (counter == 42);
+ vec.resize(32, indirect_counter(&counter));
+ VERIFY (counter == 32);
+ vec.push_back(indirect_counter(&counter));
+ VERIFY (counter == 33);
+ vec.pop_back();
+ VERIFY (counter == 32);
+ vec.pop_back();
+ VERIFY (counter == 31);
+ vec.resize(100, indirect_counter(&counter));
+ VERIFY (counter == 100);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool list_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::list<indirect_counter> list(42, indirect_counter(&counter));
+ VERIFY (counter == 42);
+ list.resize(32, indirect_counter(&counter));
+ VERIFY (counter == 32);
+ list.push_back(indirect_counter(&counter));
+ VERIFY (counter == 33);
+ list.pop_back();
+ VERIFY (counter == 32);
+ list.pop_back();
+ VERIFY (counter == 31);
+ list.resize(100, indirect_counter(&counter));
+ VERIFY (counter == 100);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool map_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::map<int, indirect_counter> map;
+ map.insert(std::make_pair(1, indirect_counter(&counter)));
+ VERIFY (counter == 1);
+ map.insert(std::make_pair(1, indirect_counter(&counter)));
+ VERIFY (counter == 1);
+ map.insert(std::make_pair(2, indirect_counter(&counter)));
+ VERIFY (counter == 2);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool set_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter0 = 0;
+ int counter1 = 0;
+ {
+ std::set<indirect_counter> set;
+ set.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 1);
+ set.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 1);
+ set.insert(indirect_counter(&counter1));
+ VERIFY (counter0 == 1 && counter1 == 1);
+ }
+ VERIFY (counter0 == 0 && counter1 == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool multimap_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::multimap<int, indirect_counter> multimap;
+ multimap.insert(std::make_pair(1, indirect_counter(&counter)));
+ VERIFY (counter == 1);
+ multimap.insert(std::make_pair(1, indirect_counter(&counter)));
+ VERIFY (counter == 2);
+ multimap.insert(std::make_pair(2, indirect_counter(&counter)));
+ VERIFY (counter == 3);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool multiset_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter0 = 0;
+ int counter1 = 0;
+ {
+ std::multiset<indirect_counter> multiset;
+ multiset.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 1);
+ multiset.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 2);
+ multiset.insert(indirect_counter(&counter1));
+ VERIFY (counter0 == 2 && counter1 == 1);
+ }
+ VERIFY (counter0 == 0 && counter1 == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+#if __cplusplus >= 201103L
+
+bool array_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ indirect_counter ic(&counter);
+ std::array<indirect_counter, 10> array{ic, ic, ic, ic, ic,
+ ic, ic, ic, ic, ic};
+ VERIFY (counter == 11);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool forward_list_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::forward_list<indirect_counter> forward_list(42, indirect_counter(&counter));
+ VERIFY (counter == 42);
+ forward_list.resize(32, indirect_counter(&counter));
+ VERIFY (counter == 32);
+ forward_list.push_front(indirect_counter(&counter));
+ VERIFY (counter == 33);
+ forward_list.pop_front();
+ VERIFY (counter == 32);
+ forward_list.pop_front();
+ VERIFY (counter == 31);
+ forward_list.resize(100, indirect_counter(&counter));
+ VERIFY (counter == 100);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool unordered_map_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::unordered_map<int, indirect_counter> unordered_map;
+ unordered_map.insert({1, indirect_counter(&counter)});
+ VERIFY (counter == 1);
+ unordered_map.insert({1, indirect_counter(&counter)});
+ VERIFY (counter == 1);
+ unordered_map.insert({2, indirect_counter(&counter)});
+ VERIFY (counter == 2);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool unordered_set_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter0 = 0;
+ int counter1 = 0;
+ {
+ std::unordered_set<indirect_counter> unordered_set;
+ unordered_set.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 1);
+ unordered_set.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 1);
+ unordered_set.insert(indirect_counter(&counter1));
+ VERIFY (counter0 == 1 && counter1 == 1);
+ }
+ VERIFY (counter0 == 0 && counter1 == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool unordered_multimap_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter = 0;
+ {
+ std::unordered_multimap<int, indirect_counter> unordered_multimap;
+ unordered_multimap.insert({1, indirect_counter(&counter)});
+ VERIFY (counter == 1);
+ unordered_multimap.insert({1, indirect_counter(&counter)});
+ VERIFY (counter == 2);
+ unordered_multimap.insert({2, indirect_counter(&counter)});
+ VERIFY (counter == 3);
+ }
+ VERIFY (counter == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+bool unordered_multiset_test()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ bool inner_ok = true;
+ int counter0 = 0;
+ int counter1 = 0;
+ {
+ std::unordered_multiset<indirect_counter> unordered_multiset;
+ unordered_multiset.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 1);
+ unordered_multiset.insert(indirect_counter(&counter0));
+ VERIFY (counter0 == 2);
+ unordered_multiset.insert(indirect_counter(&counter1));
+ VERIFY (counter0 == 2 && counter1 == 1);
+ }
+ VERIFY (counter0 == 0 && counter1 == 0);
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+#else
+bool array_test() { return true; }
+bool forward_list_test() { return true; }
+bool unordered_map_test() { return true; }
+bool unordered_set_test() { return true; }
+bool unordered_multimap_test() { return true; }
+bool unordered_multiset_test() { return true; }
+#endif
+
+int main()
+{
+ const bool auto_res = automatic_lifetime_test();
+ const bool vec_res = vector_test();
+ const bool deque_res = deque_test();
+ const bool list_res = list_test();
+ const bool map_res = map_test();
+ const bool set_res = set_test();
+ const bool multimap_res = multimap_test();
+ const bool multiset_res = multiset_test();
+ const bool array_res = array_test();
+ const bool forward_list_res = forward_list_test();
+ const bool unordered_map_res = unordered_map_test();
+ const bool unordered_set_res = unordered_set_test();
+ const bool unordered_multimap_res = unordered_multimap_test();
+ const bool unordered_multiset_res = unordered_multiset_test();
+ std::printf("sanity check : %s\n", auto_res ? "PASS" : "FAIL");
+ std::printf("vector : %s\n", vec_res ? "PASS" : "FAIL");
+ std::printf("deque : %s\n", deque_res ? "PASS" : "FAIL");
+ std::printf("list : %s\n", list_res ? "PASS" : "FAIL");
+ std::printf("map : %s\n", map_res ? "PASS" : "FAIL");
+ std::printf("set : %s\n", set_res ? "PASS" : "FAIL");
+ std::printf("multimap : %s\n", multimap_res ? "PASS" : "FAIL");
+ std::printf("multiset : %s\n", multiset_res ? "PASS" : "FAIL");
+ std::printf("array : %s\n", array_res ? "PASS" : "FAIL");
+ std::printf("forward_list : %s\n", forward_list_res ? "PASS" : "FAIL");
+ std::printf("unordered_map : %s\n", unordered_map_res ? "PASS" : "FAIL");
+ std::printf("unordered_set : %s\n", unordered_set_res ? "PASS" : "FAIL");
+ std::printf("unordered_multimap: %s\n", unordered_multimap_res ? "PASS" : "FAIL");
+ std::printf("unordered_multiset: %s\n", unordered_multiset_res ? "PASS" : "FAIL");
+ const bool ok = auto_res
+ && vec_res
+ && deque_res
+ && list_res
+ && map_res
+ && set_res
+ && multimap_res
+ && multiset_res
+ && array_res
+ && forward_list_res
+ && unordered_map_res
+ && unordered_set_res
+ && unordered_multimap_res
+ && unordered_multiset_res;
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-12.C b/libgomp/testsuite/libgomp.c++/target-flex-12.C
new file mode 100644
index 0000000..024fb73
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-12.C
@@ -0,0 +1,736 @@
+/* Populated with mapped data, validate, mutate, validate again.
+ The cases using sets do not mutate.
+ Note: Some of the code in here really sucks due to being made to be
+ compatible with c++98. */
+
+#include <vector>
+#include <deque>
+#include <list>
+#include <set>
+#include <map>
+#if __cplusplus >= 201103L
+#include <array>
+#include <forward_list>
+#include <unordered_set>
+#include <unordered_map>
+#endif
+
+#include <limits>
+#include <iterator>
+
+#include "target-flex-common.h"
+
+template<bool B, class T = void>
+struct enable_if {};
+
+template<class T>
+struct enable_if<true, T> { typedef T type; };
+
+struct identity_func
+{
+#if __cplusplus < 201103L
+ template<typename T>
+ T& operator()(T& arg) const BL_NOEXCEPT { return arg; }
+ template<typename T>
+ T const& operator()(T const& arg) const BL_NOEXCEPT { return arg; }
+#else
+ template<typename T>
+ constexpr T&& operator()(T&& arg) const BL_NOEXCEPT { return std::forward<T>(arg); }
+#endif
+};
+
+/* Applies projection to the second iterator. */
+template<typename It0, typename It1, typename Proj>
+bool validate_sequential_elements(const It0 begin0, const It0 end0,
+ const It1 begin1, const It1 end1,
+ Proj proj) BL_NOEXCEPT
+{
+ It0 it0 = begin0;
+ It1 it1 = begin1;
+ for (; it0 != end0; ++it0, ++it1)
+ {
+ /* Sizes mismatch, don't bother aborting though just fail the test. */
+ if (it1 == end1)
+ return false;
+ if (*it0 != proj(*it1))
+ return false;
+ }
+ /* Sizes mismatch, do as above. */
+ if (it1 != end1)
+ return false;
+ return true;
+}
+
+template<typename It0, typename It1>
+bool validate_sequential_elements(const It0 begin0, const It0 end0,
+ const It1 begin1, const It1 end1) BL_NOEXCEPT
+{
+ return validate_sequential_elements(begin0, end0, begin1, end1, identity_func());
+}
+
+/* Inefficient, but simple. */
+template<typename It, typename OutIt>
+void simple_copy(const It begin, const It end, OutIt out) BL_NOEXCEPT
+{
+ for (It it = begin; it != end; ++it, ++out)
+ *out = *it;
+}
+
+template<typename It, typename MutateFn>
+void simple_mutate(const It begin, const It end, MutateFn mut_fn) BL_NOEXCEPT
+{
+ for (It it = begin; it != end; ++it)
+ *it = mut_fn(*it);
+}
+
+template<typename MutationFunc, typename T, std::size_t Size>
+bool vector_test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_arr[Size];
+ T out_mut_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size], out_mut_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::vector<T> vector(arr, arr + Size);
+ VERIFY (validate_sequential_elements(vector.begin(), vector.end(),
+ arr, arr + Size));
+ simple_copy(vector.begin(), vector.end(), out_arr);
+ simple_mutate(vector.begin(), vector.end(), MutationFunc());
+ VERIFY (validate_sequential_elements(vector.begin(), vector.end(),
+ arr, arr + Size, MutationFunc()));
+ simple_copy(vector.begin(), vector.end(), out_mut_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_sequential_elements(out_arr, out_arr + Size,
+ arr, arr + Size));
+ VERIFY_NON_TARGET (validate_sequential_elements(out_mut_arr, out_mut_arr + Size,
+ arr, arr + Size, MutationFunc()));
+ return true;
+}
+
+template<typename MutationFunc, typename T, std::size_t Size>
+bool deque_test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_arr[Size];
+ T out_mut_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size], out_mut_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::deque<T> deque(arr, arr + Size);
+ VERIFY (validate_sequential_elements(deque.begin(), deque.end(),
+ arr, arr + Size));
+ simple_copy(deque.begin(), deque.end(), out_arr);
+ simple_mutate(deque.begin(), deque.end(), MutationFunc());
+ VERIFY (validate_sequential_elements(deque.begin(), deque.end(),
+ arr, arr + Size, MutationFunc()));
+ simple_copy(deque.begin(), deque.end(), out_mut_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_sequential_elements(out_arr, out_arr + Size,
+ arr, arr + Size));
+ VERIFY_NON_TARGET (validate_sequential_elements(out_mut_arr, out_mut_arr + Size,
+ arr, arr + Size, MutationFunc()));
+ return true;
+}
+
+template<typename MutationFunc, typename T, std::size_t Size>
+bool list_test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_arr[Size];
+ T out_mut_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size], out_mut_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::list<T> list(arr, arr + Size);
+ VERIFY (validate_sequential_elements(list.begin(), list.end(),
+ arr, arr + Size));
+ simple_copy(list.begin(), list.end(), out_arr);
+ simple_mutate(list.begin(), list.end(), MutationFunc());
+ VERIFY (validate_sequential_elements(list.begin(), list.end(),
+ arr, arr + Size, MutationFunc()));
+ simple_copy(list.begin(), list.end(), out_mut_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_sequential_elements(out_arr, out_arr + Size,
+ arr, arr + Size));
+ VERIFY_NON_TARGET (validate_sequential_elements(out_mut_arr, out_mut_arr + Size,
+ arr, arr + Size, MutationFunc()));
+ return true;
+}
+
+template<typename T>
+const T& get_key(const T& arg) BL_NOEXCEPT
+ { return arg; }
+template<typename K, typename V>
+const K& get_key(const std::pair<K, V>& pair) BL_NOEXCEPT
+ { return pair.first; }
+template<typename T>
+const T& get_value(const T& arg) BL_NOEXCEPT
+ { return arg; }
+template<typename K, typename V>
+const K& get_value(const std::pair<K, V>& pair) BL_NOEXCEPT
+ { return pair.second; }
+
+template<typename T>
+struct key_type { typedef T type; };
+template<typename K, typename V>
+struct key_type<std::pair<K, V> > { typedef K type; };
+
+template<typename Proj, typename Container, typename It>
+bool validate_associative(const Container& container,
+ const It compare_begin,
+ const It compare_end,
+ Proj proj) BL_NOEXCEPT
+{
+ const typename Container::const_iterator elem_end = container.end();
+ for (It compare_it = compare_begin; compare_it != compare_end; ++compare_it)
+ {
+ const typename Container::const_iterator elem_it = container.find(get_key(*compare_it));
+ VERIFY_NON_TARGET (elem_it != elem_end);
+ VERIFY_NON_TARGET (proj(get_value(*compare_it)) == get_value(*elem_it));
+ }
+ return true;
+}
+
+template<typename Container, typename It>
+bool validate_associative(const Container& container,
+ const It compare_begin,
+ const It compare_end) BL_NOEXCEPT
+{
+ return validate_associative(container, compare_begin, compare_end, identity_func());
+}
+
+template<typename It, typename MutateFn>
+void simple_mutate_map(const It begin, const It end, MutateFn mut_fn) BL_NOEXCEPT
+{
+ for (It it = begin; it != end; ++it)
+ it->second = mut_fn(it->second);
+}
+
+template<typename It, typename OutIter>
+void simple_copy_unique(const It begin, const It end, OutIter out) BL_NOEXCEPT
+{
+ /* In case anyone reads this, I want it to be known that I hate c++98. */
+ typedef typename key_type<typename std::iterator_traits<It>::value_type>::type key_t;
+ std::set<key_t> already_seen;
+ for (It it = begin; it != end; ++it, ++out)
+ {
+ key_t key = get_key(*it);
+ if (already_seen.find(key) != already_seen.end())
+ continue;
+ already_seen.insert(key);
+ *out = *it;
+ }
+}
+
+template<typename MutationFunc, typename K, typename V, std::size_t Size>
+bool map_test(const std::pair<K, V> (&arr)[Size])
+{
+ std::map<K, V> reference_map(arr, arr + Size);
+ bool ok;
+ /* Both sizes should be the same. */
+ std::pair<K, V> out_pairs[Size];
+ std::size_t out_size;
+ std::pair<K, V> out_pairs_mut[Size];
+ std::size_t out_size_mut;
+ #pragma omp target map(from: ok, out_pairs[:Size], out_size, \
+ out_pairs_mut[:Size], out_size_mut) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::vector<std::pair<K, V> > unique_elems;
+ simple_copy_unique(arr, arr + Size,
+ std::back_insert_iterator<std::vector<std::pair<K, V> > >(unique_elems));
+
+ std::map<K, V> map(arr, arr + Size);
+ VERIFY (validate_associative(map, unique_elems.begin(), unique_elems.end()));
+ simple_copy(map.begin(), map.end(), out_pairs);
+ out_size = map.size();
+ simple_mutate_map(map.begin(), map.end(), MutationFunc());
+ VERIFY (validate_associative(map, unique_elems.begin(), unique_elems.end(),
+ MutationFunc()));
+ simple_copy(map.begin(), map.end(), out_pairs_mut);
+ out_size_mut = map.size();
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (out_size == out_size_mut);
+ VERIFY_NON_TARGET (validate_associative(reference_map,
+ out_pairs, out_pairs + out_size));
+ simple_mutate_map(reference_map.begin(), reference_map.end(), MutationFunc());
+ VERIFY_NON_TARGET (validate_associative(reference_map,
+ out_pairs_mut, out_pairs_mut + out_size_mut));
+ return true;
+}
+
+template<typename T, std::size_t Size>
+bool set_test(const T (&arr)[Size])
+{
+ std::set<T> reference_set(arr, arr + Size);
+ bool ok;
+ /* Both sizes should be the same. */
+ T out_arr[Size];
+ std::size_t out_size;
+ #pragma omp target map(from: ok, out_arr[:Size], out_size) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::vector<T> unique_elems;
+ simple_copy_unique(arr, arr + Size,
+ std::back_insert_iterator<std::vector<T> >(unique_elems));
+
+ std::set<T> set(arr, arr + Size);
+ VERIFY (validate_associative(set, unique_elems.begin(), unique_elems.end()));
+ simple_copy(set.begin(), set.end(), out_arr);
+ out_size = set.size();
+ /* Sets can't be mutated, we could create another set with mutated
+ but it gets a little annoying and probably isn't an interesting test. */
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_associative(reference_set,
+ out_arr, out_arr + out_size));
+ return true;
+}
+
+template<typename Proj, typename Container, typename It>
+bool validate_multi_associative(const Container& container,
+ const It compare_begin,
+ const It compare_end,
+ Proj proj) BL_NOEXCEPT
+{
+ /* Once again, for the poor soul reviewing these, I hate c++98. */
+ typedef typename key_type<typename std::iterator_traits<It>::value_type>::type key_t;
+ typedef std::map<key_t, std::size_t> counter_map;
+ counter_map key_count_map;
+ for (It it = compare_begin; it != compare_end; ++it)
+ {
+ const key_t& key = get_key(*it);
+ typename counter_map::iterator counter_it
+ = key_count_map.find(key);
+ if (counter_it != key_count_map.end())
+ ++counter_it->second;
+ else
+ key_count_map.insert(std::pair<const key_t, std::size_t>(key, std::size_t(1)));
+ }
+ const typename Container::const_iterator elem_end = container.end();
+ for (It compare_it = compare_begin; compare_it != compare_end; ++compare_it)
+ {
+ const key_t& key = get_key(*compare_it);
+ typename counter_map::iterator count_it = key_count_map.find(key);
+ std::size_t key_count = count_it != key_count_map.end() ? count_it->second
+ : std::size_t(0);
+ VERIFY_NON_TARGET (key_count > std::size_t(0) && "this will never happen");
+ /* This gets tested multiple times but that should be fine. */
+ VERIFY_NON_TARGET (key_count == container.count(key));
+ typename Container::const_iterator elem_it = container.find(key);
+ /* This will never happen if the previous case passed. */
+ VERIFY_NON_TARGET (elem_it != elem_end);
+ bool found_element = false;
+ for (; elem_it != elem_end; ++elem_it)
+ if (proj(get_value(*compare_it)) == get_value(*elem_it))
+ {
+ found_element = true;
+ break;
+ }
+ VERIFY_NON_TARGET (found_element);
+ }
+ return true;
+}
+
+template<typename Container, typename It>
+bool validate_multi_associative(const Container& container,
+ const It compare_begin,
+ const It compare_end) BL_NOEXCEPT
+{
+ return validate_multi_associative(container, compare_begin, compare_end, identity_func());
+}
+
+template<typename MutationFunc, typename K, typename V, std::size_t Size>
+bool multimap_test(const std::pair<K, V> (&arr)[Size])
+{
+ std::multimap<K, V> reference_multimap(arr, arr + Size);
+ bool ok;
+ std::pair<K, V> out_pairs[Size];
+ std::pair<K, V> out_pairs_mut[Size];
+ #pragma omp target map(from: ok, out_pairs[:Size], out_pairs_mut[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::multimap<K, V> multimap(arr, arr + Size);
+ VERIFY (validate_multi_associative(multimap, arr, arr + Size));
+ simple_copy(multimap.begin(), multimap.end(), out_pairs);
+ simple_mutate_map(multimap.begin(), multimap.end(), MutationFunc());
+ VERIFY (validate_multi_associative(multimap, arr, arr + Size, MutationFunc()));
+ simple_copy(multimap.begin(), multimap.end(), out_pairs_mut);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_multi_associative(reference_multimap,
+ out_pairs, out_pairs + Size));
+ simple_mutate_map(reference_multimap.begin(), reference_multimap.end(), MutationFunc());
+ VERIFY_NON_TARGET (validate_multi_associative(reference_multimap,
+ out_pairs_mut, out_pairs_mut + Size));
+ return true;
+}
+
+template<typename T, std::size_t Size>
+bool multiset_test(const T (&arr)[Size])
+{
+ std::multiset<T> reference_multiset(arr, arr + Size);
+ bool ok;
+ T out_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::multiset<T> set(arr, arr + Size);
+ VERIFY (validate_multi_associative(set, arr, arr + Size));
+ simple_copy(set.begin(), set.end(), out_arr);
+ /* Sets can't be mutated, we could create another set with mutated
+ but it gets a little annoying and probably isn't an interesting test. */
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_multi_associative(reference_multiset,
+ out_arr, out_arr + Size));
+ return true;
+}
+
+#if __cplusplus >= 201103L
+
+template<typename MutationFunc, typename T, std::size_t Size>
+bool array_test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_arr[Size];
+ T out_mut_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size], out_mut_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::array<T, Size> std_array{};
+ /* Special case for std::array since it can't be initialized
+ with iterators. */
+ {
+ T zero_val = T{};
+ for (auto it = std_array.begin(); it != std_array.end(); ++it)
+ VERIFY (*it == zero_val);
+ }
+ simple_copy(arr, arr + Size, std_array.begin());
+ VERIFY (validate_sequential_elements(std_array.begin(), std_array.end(),
+ arr, arr + Size));
+ simple_copy(std_array.begin(), std_array.end(), out_arr);
+ simple_mutate(std_array.begin(), std_array.end(), MutationFunc());
+ VERIFY (validate_sequential_elements(std_array.begin(), std_array.end(),
+ arr, arr + Size, MutationFunc()));
+ simple_copy(std_array.begin(), std_array.end(), out_mut_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_sequential_elements(out_arr, out_arr + Size,
+ arr, arr + Size));
+ VERIFY_NON_TARGET (validate_sequential_elements(out_mut_arr, out_mut_arr + Size,
+ arr, arr + Size, MutationFunc()));
+ return true;
+}
+
+template<typename MutationFunc, typename T, std::size_t Size>
+bool forward_list_test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_arr[Size];
+ T out_mut_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size], out_mut_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::forward_list<T> fwd_list(arr, arr + Size);
+ VERIFY (validate_sequential_elements(fwd_list.begin(), fwd_list.end(),
+ arr, arr + Size));
+ simple_copy(fwd_list.begin(), fwd_list.end(), out_arr);
+ simple_mutate(fwd_list.begin(), fwd_list.end(), MutationFunc());
+ VERIFY (validate_sequential_elements(fwd_list.begin(), fwd_list.end(),
+ arr, arr + Size, MutationFunc()));
+ simple_copy(fwd_list.begin(), fwd_list.end(), out_mut_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_sequential_elements(out_arr, out_arr + Size,
+ arr, arr + Size));
+ VERIFY_NON_TARGET (validate_sequential_elements(out_mut_arr, out_mut_arr + Size,
+ arr, arr + Size, MutationFunc()));
+ return true;
+}
+
+template<typename MutationFunc, typename K, typename V, std::size_t Size>
+bool unordered_map_test(const std::pair<K, V> (&arr)[Size])
+{
+ std::unordered_map<K, V> reference_map(arr, arr + Size);
+ bool ok;
+ /* Both sizes should be the same. */
+ std::pair<K, V> out_pairs[Size];
+ std::size_t out_size;
+ std::pair<K, V> out_pairs_mut[Size];
+ std::size_t out_size_mut;
+ #pragma omp target map(from: ok, out_pairs[:Size], out_size, \
+ out_pairs_mut[:Size], out_size_mut) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::vector<std::pair<K, V> > unique_elems;
+ simple_copy_unique(arr, arr + Size,
+ std::back_insert_iterator<std::vector<std::pair<K, V> > >(unique_elems));
+
+ std::unordered_map<K, V> map(arr, arr + Size);
+ VERIFY (validate_associative(map, unique_elems.begin(), unique_elems.end()));
+ simple_copy(map.begin(), map.end(), out_pairs);
+ out_size = map.size();
+ simple_mutate_map(map.begin(), map.end(), MutationFunc());
+ VERIFY (validate_associative(map, unique_elems.begin(), unique_elems.end(),
+ MutationFunc()));
+ simple_copy(map.begin(), map.end(), out_pairs_mut);
+ out_size_mut = map.size();
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (out_size == out_size_mut);
+ VERIFY_NON_TARGET (validate_associative(reference_map,
+ out_pairs, out_pairs + out_size));
+ simple_mutate_map(reference_map.begin(), reference_map.end(), MutationFunc());
+ VERIFY_NON_TARGET (validate_associative(reference_map,
+ out_pairs_mut, out_pairs_mut + out_size_mut));
+ return true;
+}
+
+template<typename T, std::size_t Size>
+bool unordered_set_test(const T (&arr)[Size])
+{
+ std::unordered_set<T> reference_set(arr, arr + Size);
+ bool ok;
+ /* Both sizes should be the same. */
+ T out_arr[Size];
+ std::size_t out_size;
+ #pragma omp target map(from: ok, out_arr[:Size], out_size) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::vector<T> unique_elems;
+ simple_copy_unique(arr, arr + Size,
+ std::back_insert_iterator<std::vector<T> >(unique_elems));
+
+ std::unordered_set<T> set(arr, arr + Size);
+ VERIFY (validate_associative(set, unique_elems.begin(), unique_elems.end()));
+ simple_copy(set.begin(), set.end(), out_arr);
+ out_size = set.size();
+ /* Sets can't be mutated, we could create another set with mutated
+ but it gets a little annoying and probably isn't an interesting test. */
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_associative(reference_set,
+ out_arr, out_arr + out_size));
+ return true;
+}
+
+template<typename MutationFunc, typename K, typename V, std::size_t Size>
+bool unordered_multimap_test(const std::pair<K, V> (&arr)[Size])
+{
+ std::unordered_multimap<K, V> reference_multimap(arr, arr + Size);
+ bool ok;
+ std::pair<K, V> out_pairs[Size];
+ std::pair<K, V> out_pairs_mut[Size];
+ #pragma omp target map(from: ok, out_pairs[:Size], out_pairs_mut[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::unordered_multimap<K, V> multimap(arr, arr + Size);
+ VERIFY (validate_multi_associative(multimap, arr, arr + Size));
+ simple_copy(multimap.begin(), multimap.end(), out_pairs);
+ simple_mutate_map(multimap.begin(), multimap.end(), MutationFunc());
+ VERIFY (validate_multi_associative(multimap, arr, arr + Size, MutationFunc()));
+ simple_copy(multimap.begin(), multimap.end(), out_pairs_mut);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_multi_associative(reference_multimap,
+ out_pairs, out_pairs + Size));
+ simple_mutate_map(reference_multimap.begin(), reference_multimap.end(), MutationFunc());
+ VERIFY_NON_TARGET (validate_multi_associative(reference_multimap,
+ out_pairs_mut, out_pairs_mut + Size));
+ return true;
+}
+
+template<typename T, std::size_t Size>
+bool unordered_multiset_test(const T (&arr)[Size])
+{
+ std::unordered_multiset<T> reference_multiset(arr, arr + Size);
+ bool ok;
+ T out_arr[Size];
+ #pragma omp target map(from: ok, out_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::unordered_multiset<T> set(arr, arr + Size);
+ VERIFY (validate_multi_associative(set, arr, arr + Size));
+ simple_copy(set.begin(), set.end(), out_arr);
+ /* Sets can't be mutated, we could create another set with mutated
+ but it gets a little annoying and probably isn't an interesting test. */
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (validate_multi_associative(reference_multiset,
+ out_arr, out_arr + Size));
+ return true;
+}
+
+#else
+template<typename, typename T, std::size_t Size> bool array_test(const T (&arr)[Size]) { return true; }
+template<typename, typename T, std::size_t Size> bool forward_list_test(const T (&arr)[Size]) { return true; }
+template<typename, typename T, std::size_t Size> bool unordered_map_test(const T (&arr)[Size]) { return true; }
+template<typename T, std::size_t Size> bool unordered_set_test(const T (&arr)[Size]) { return true; }
+template<typename, typename T, std::size_t Size> bool unordered_multimap_test(const T (&arr)[Size]) { return true; }
+template<typename T, std::size_t Size> bool unordered_multiset_test(const T (&arr)[Size]) { return true; }
+#endif
+
+/* This clamps to the maximum value to guard against overflowing,
+ assuming std::numeric_limits is specialized for T. */
+struct multiply_by_2
+{
+ template<typename T>
+ typename enable_if<std::numeric_limits<T>::is_specialized, T>::type
+ operator()(T arg) const BL_NOEXCEPT {
+ if (arg < static_cast<T>(0))
+ {
+ if (std::numeric_limits<T>::min() / static_cast<T>(2) >= arg)
+ return std::numeric_limits<T>::min();
+ }
+ else
+ {
+ if (std::numeric_limits<T>::max() / static_cast<T>(2) <= arg)
+ return std::numeric_limits<T>::max();
+ }
+ return arg * 2;
+ }
+ template<typename T>
+ typename enable_if<!std::numeric_limits<T>::is_specialized, T>::type
+ operator()(T arg) const BL_NOEXCEPT {
+ return arg * 2;
+ }
+};
+
+int main()
+{
+ int data[8] = {0, 1, 2, 3, 4, 5, 6, 7};
+ std::pair<int, int> pairs[10] = {std::pair<int, int>( 1, 2),
+ std::pair<int, int>( 2, 4),
+ std::pair<int, int>( 3, 6),
+ std::pair<int, int>( 4, 8),
+ std::pair<int, int>( 5, 10),
+ std::pair<int, int>( 6, 12),
+ std::pair<int, int>( 7, 14),
+ std::pair<int, int>( 8, 16),
+ std::pair<int, int>( 9, 18),
+ std::pair<int, int>(10, 20)};
+ const bool vec_res = vector_test<multiply_by_2>(data);
+ const bool deque_res = deque_test<multiply_by_2>(data);
+ const bool list_res = list_test<multiply_by_2>(data);
+ const bool map_res = map_test<multiply_by_2>(pairs);
+ const bool set_res = set_test(data);
+ const bool multimap_res = multimap_test<multiply_by_2>(pairs);
+ const bool multiset_res = multiset_test(data);
+ const bool array_res = array_test<multiply_by_2>(data);
+ const bool forward_list_res = forward_list_test<multiply_by_2>(data);
+ const bool unordered_map_res = unordered_map_test<multiply_by_2>(pairs);
+ const bool unordered_set_res = unordered_set_test(data);
+ const bool unordered_multimap_res = unordered_multimap_test<multiply_by_2>(pairs);
+ const bool unordered_multiset_res = unordered_multiset_test(data);
+ std::printf("vector : %s\n", vec_res ? "PASS" : "FAIL");
+ std::printf("deque : %s\n", deque_res ? "PASS" : "FAIL");
+ std::printf("list : %s\n", list_res ? "PASS" : "FAIL");
+ std::printf("map : %s\n", map_res ? "PASS" : "FAIL");
+ std::printf("set : %s\n", set_res ? "PASS" : "FAIL");
+ std::printf("multimap : %s\n", multimap_res ? "PASS" : "FAIL");
+ std::printf("multiset : %s\n", multiset_res ? "PASS" : "FAIL");
+ std::printf("array : %s\n", array_res ? "PASS" : "FAIL");
+ std::printf("forward_list : %s\n", forward_list_res ? "PASS" : "FAIL");
+ std::printf("unordered_map : %s\n", unordered_map_res ? "PASS" : "FAIL");
+ std::printf("unordered_set : %s\n", unordered_set_res ? "PASS" : "FAIL");
+ std::printf("unordered_multimap: %s\n", unordered_multimap_res ? "PASS" : "FAIL");
+ std::printf("unordered_multiset: %s\n", unordered_multiset_res ? "PASS" : "FAIL");
+ const bool ok = vec_res
+ && deque_res
+ && list_res
+ && map_res
+ && set_res
+ && multimap_res
+ && multiset_res
+ && array_res
+ && forward_list_res
+ && unordered_map_res
+ && unordered_set_res
+ && unordered_multimap_res
+ && unordered_multiset_res;
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-2000.C b/libgomp/testsuite/libgomp.c++/target-flex-2000.C
new file mode 100644
index 0000000..688c014
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-2000.C
@@ -0,0 +1,32 @@
+/* Tiny tuple test. */
+
+#include <tuple>
+
+#include "target-flex-common.h"
+
+bool test(int arg)
+{
+ bool ok;
+ int out;
+ std::tuple tup = {'a', arg, 3.14f};
+ #pragma omp target map(from: ok, out) map(to: tup)
+ {
+ bool inner_ok = true;
+ {
+ VERIFY (std::get<0>(tup) == 'a');
+ out = std::get<1>(tup);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (out == arg);
+ return true;
+}
+
+int main()
+{
+ volatile int arg = 42u;
+ return test(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-2001.C b/libgomp/testsuite/libgomp.c++/target-flex-2001.C
new file mode 100644
index 0000000..f1a6c12
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-2001.C
@@ -0,0 +1,61 @@
+/* { dg-additional-options "-std=c++20" } */
+
+/* Functional */
+
+#include <functional>
+#include <utility>
+
+#include "target-flex-common.h"
+
+template<typename T,typename Fn>
+auto invoke_unary(T&& a, Fn&& fn) noexcept
+{
+ return std::invoke(std::forward<Fn>(fn),
+ std::forward<T>(a));
+}
+
+template<typename T, typename U, typename Fn>
+auto invoke_binary(T&& a, U&& b, Fn&& fn) noexcept
+{
+ return std::invoke(std::forward<Fn>(fn),
+ std::forward<T>(a),
+ std::forward<U>(b));
+}
+
+bool test(unsigned arg)
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ VERIFY (std::plus{}(arg, 2) == arg + 2);
+ auto bound_plus_arg = std::bind_front(std::plus{}, arg);
+ VERIFY (bound_plus_arg(10) == arg + 10);
+ VERIFY (bound_plus_arg(20) == arg + 20);
+
+ VERIFY (std::not_fn(std::not_equal_to{})(arg, arg));
+ VERIFY (invoke_binary(arg, arg, std::not_fn(std::not_equal_to{})));
+ auto bound_equals_arg = std::bind_front(std::not_fn(std::not_equal_to{}), arg);
+ VERIFY (bound_equals_arg(arg));
+ VERIFY (std::not_fn(bound_equals_arg)(arg + 1));
+ VERIFY (invoke_unary(arg, bound_equals_arg));
+
+ VERIFY (std::not_fn(std::ranges::not_equal_to{})(arg, arg));
+ VERIFY (invoke_binary(arg, arg, std::not_fn(std::ranges::not_equal_to{})));
+ auto bound_ranges_equals_arg = std::bind_front(std::not_fn(std::ranges::not_equal_to{}), arg);
+ VERIFY (bound_ranges_equals_arg(arg));
+ VERIFY (std::not_fn(bound_ranges_equals_arg)(arg + 1));
+ VERIFY (invoke_unary(arg, bound_ranges_equals_arg));
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+int main()
+{
+ volatile unsigned arg = 42u;
+ return test(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-2002.C b/libgomp/testsuite/libgomp.c++/target-flex-2002.C
new file mode 100644
index 0000000..f738806
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-2002.C
@@ -0,0 +1,97 @@
+/* { dg-additional-options "-std=c++23" } */
+
+/* expected/optional */
+
+#include <optional>
+#include <expected>
+
+#include "target-flex-common.h"
+
+std::optional<unsigned> make_optional(bool b, unsigned arg = 0u) noexcept
+{
+ if (!b)
+ return std::nullopt;
+ return {arg};
+}
+
+bool test_optional(unsigned arg)
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ auto null_opt = make_optional(false);
+ VERIFY (!null_opt);
+ VERIFY (!null_opt.has_value());
+ VERIFY (null_opt.value_or(arg * 2u) == arg * 2u);
+ VERIFY (null_opt.or_else([&](){ return std::optional<unsigned>{arg}; })
+ .transform([](int a){ return a * 2u; })
+ .value_or(0) == arg * 2u);
+
+ auto opt = make_optional(true, arg);
+ VERIFY (opt);
+ VERIFY (opt.has_value());
+ VERIFY (opt.value() == arg);
+ VERIFY (*opt == arg);
+ VERIFY (opt.value_or(arg + 42) == arg);
+ VERIFY (opt.or_else([&](){ return std::optional<unsigned>{arg + 42}; })
+ .transform([](int a){ return a * 2u; })
+ .value_or(0) == arg * 2u);
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+struct my_error
+{
+ int _e;
+};
+
+std::expected<unsigned, my_error> make_expected(bool b, unsigned arg = 0u) noexcept
+{
+ if (!b)
+ return std::unexpected{my_error{-1}};
+ return {arg};
+}
+
+bool test_expected(unsigned arg)
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ auto unexpected = make_expected(false);
+ VERIFY (!unexpected);
+ VERIFY (!unexpected.has_value());
+ VERIFY (unexpected.error()._e == -1);
+ VERIFY (unexpected.value_or(arg * 2u) == arg * 2u);
+ VERIFY (unexpected.or_else([&](my_error e){ return std::expected<unsigned, my_error>{arg}; })
+ .transform([](int a){ return a * 2u; })
+ .value_or(0) == arg * 2u);
+
+ auto expected = make_expected(true, arg);
+ VERIFY (expected);
+ VERIFY (expected.has_value());
+ VERIFY (expected.value() == arg);
+ VERIFY (*expected == arg);
+ VERIFY (expected.value_or(arg + 42) == arg);
+ VERIFY (expected.or_else([&](my_error e){ return std::expected<unsigned, my_error>{std::unexpected{e}}; })
+ .transform([](int a){ return a * 2u; })
+ .value_or(0) == arg * 2u);
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+int main()
+{
+ volatile unsigned arg = 42;
+ return test_optional(arg)
+ && test_expected(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-2003.C b/libgomp/testsuite/libgomp.c++/target-flex-2003.C
new file mode 100644
index 0000000..8e8ca8e
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-2003.C
@@ -0,0 +1,176 @@
+/* { dg-additional-options "-std=c++20" } */
+
+/* bit_cast and memcpy */
+
+#include <bit>
+#include <cstring>
+
+#include "target-flex-common.h"
+
+struct S0
+{
+ int _v0;
+ char _v1;
+ long long _v2;
+};
+
+struct S1
+{
+ int _v0;
+ char _v1;
+ long long _v2;
+};
+
+bool test_bit_cast(int arg)
+{
+ bool ok;
+ S1 s1_out;
+ #pragma omp target map(from: ok, s1_out) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ long long v = static_cast<long long>(arg + 42ll);
+ S0 s = {arg, 'a', v};
+ VERIFY (std::bit_cast<S1>(s)._v0 == arg);
+ VERIFY (std::bit_cast<S1>(s)._v1 == 'a');
+ VERIFY (std::bit_cast<S1>(s)._v2 == v);
+ s1_out = std::bit_cast<S1>(s);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ long long v = static_cast<long long>(arg + 42ll);
+ VERIFY_NON_TARGET (std::bit_cast<S0>(s1_out)._v0 == arg);
+ VERIFY_NON_TARGET (std::bit_cast<S0>(s1_out)._v1 == 'a');
+ VERIFY_NON_TARGET (std::bit_cast<S0>(s1_out)._v2 == v);
+ return true;
+}
+
+
+struct OutStruct
+{
+ std::size_t _id;
+ void *_next;
+};
+
+struct Extendable1
+{
+ std::size_t _id;
+ void *_next;
+ int _v;
+};
+
+struct Extendable2
+{
+ std::size_t _id;
+ void *_next;
+ char _str[256];
+};
+
+struct Extendable3
+{
+ std::size_t _id;
+ void *_next;
+ const int *_nums;
+ std::size_t _size;
+};
+
+struct ExtendableUnknown
+{
+ std::size_t _id;
+ void *_next;
+};
+
+template<typename To, std::size_t Id>
+To *get_extendable(void *p)
+{
+ while (p != nullptr)
+ {
+ OutStruct out;
+ std::memcpy(&out, p, sizeof(OutStruct));
+ if (out._id == Id)
+ return static_cast<To *>(p);
+ p = out._next;
+ }
+ return nullptr;
+}
+
+bool test_memcpy(int arg, const int *nums, std::size_t nums_size)
+{
+ bool ok;
+ Extendable2 e2_out;
+ #pragma omp target map(from: ok, e2_out) map(to: arg, nums[:nums_size], nums_size)
+ {
+ bool inner_ok = true;
+ {
+ Extendable3 e3 = {3u, nullptr, nums, nums_size};
+ ExtendableUnknown u1 = {100u, &e3};
+ Extendable2 e2 = {2u, &u1, {'H', 'e', 'l', 'l', 'o', '!', '\000'}};
+ ExtendableUnknown u2 = {101u, &e2};
+ ExtendableUnknown u3 = {102u, &u2};
+ ExtendableUnknown u4 = {142u, &u3};
+ Extendable1 e1 = {1u, &u4, arg};
+
+ void *p = &e1;
+ while (p != nullptr)
+ {
+ /* You can always cast a pointer to a struct to a pointer to
+ the type of it's first member. */
+ switch (*static_cast<std::size_t *>(p))
+ {
+ case 1:
+ {
+ Extendable1 *e1_p = static_cast<Extendable1 *>(p);
+ p = e1_p->_next;
+ VERIFY (e1_p->_v == arg);
+ break;
+ }
+ case 2:
+ {
+ Extendable2 *e2_p = static_cast<Extendable2 *>(p);
+ p = e2_p->_next;
+ VERIFY (std::strcmp(e2_p->_str, "Hello!") == 0);
+ break;
+ }
+ case 3:
+ {
+ Extendable3 *e3_p = static_cast<Extendable3 *>(p);
+ p = e3_p->_next;
+ VERIFY (nums == e3_p->_nums);
+ VERIFY (nums_size == e3_p->_size);
+ break;
+ }
+ default:
+ {
+ /* Casting to a pointer to OutStruct invokes undefined
+ behavior though, memcpy is required to extract the _next
+ member. */
+ OutStruct out;
+ std::memcpy(&out, p, sizeof(OutStruct));
+ p = out._next;
+ }
+ }
+ }
+ Extendable2 *e2_p = get_extendable<Extendable2, 2u>(&e1);
+ VERIFY (e2_p != nullptr);
+ e2_out = *e2_p;
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (e2_out._id == 2u);
+ VERIFY_NON_TARGET (std::strcmp(e2_out._str, "Hello!") == 0);
+ return true;
+}
+
+int main()
+{
+ volatile int arg = 42;
+ int arr[8] = {0, 1, 2, 3, 4, 5, 6, 7};
+ return test_bit_cast(arg)
+ && test_memcpy(arg, arr, 8) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-30.C b/libgomp/testsuite/libgomp.c++/target-flex-30.C
new file mode 100644
index 0000000..c66075b
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-30.C
@@ -0,0 +1,51 @@
+/* std::initializer_list in target region. */
+
+#include <initializer_list>
+#include <array>
+
+#include "target-flex-common.h"
+
+bool test_initializer_list(int arg)
+{
+ static constexpr std::size_t out_arr_size = 7;
+ int out_arr[out_arr_size];
+ bool ok;
+ #pragma omp target map(from: ok, out_arr[:out_arr_size]) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ auto il = {0, 1, 2, 3, 4, 5, arg};
+
+ int sum = 0;
+ for (auto const& e : il)
+ sum += e;
+ VERIFY (sum == 0 + 1 + 2 + 3 + 4 + 5 + arg);
+
+ auto* out_it = out_arr;
+ const auto* const out_end = out_arr + out_arr_size;
+ for (auto const& e : il)
+ {
+ VERIFY (out_it != out_end);
+ *out_it = e;
+ ++out_it;
+ }
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+
+ std::array<int, out_arr_size> reference_array = {0, 1, 2, 3, 4, 5, arg};
+ const auto *out_arr_it = out_arr;
+ for (auto const& e : reference_array)
+ VERIFY_NON_TARGET (e == *(out_arr_it++));
+
+ return true;
+}
+
+int main()
+{
+ volatile int arg = 42;
+ return test_initializer_list(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-300.C b/libgomp/testsuite/libgomp.c++/target-flex-300.C
new file mode 100644
index 0000000..ef9e5a9
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-300.C
@@ -0,0 +1,49 @@
+/* { dg-additional-options -std=c++23 } */
+
+/* numerics */
+
+#include <algorithm>
+#include <numeric>
+#include <ranges>
+#include <span>
+#include <vector>
+
+//TODO PR120454 "C++ constexpr vs. OpenMP implicit mapping"
+#pragma omp declare target(std::ranges::all_of, std::ranges::iota)
+
+#include "target-flex-common.h"
+
+namespace stdr = std::ranges;
+
+bool test(std::size_t arg)
+{
+ bool ok;
+ int midpoint_out;
+ std::vector<int> vec(arg);
+ int *data = vec.data();
+ std::size_t size = vec.size();
+ #pragma omp target defaultmap(none) map(from: ok, midpoint_out) map(tofrom: data[:size]) map(to: arg, size)
+ {
+ std::span span = {data, size};
+ bool inner_ok = true;
+ {
+ VERIFY (stdr::all_of(span, [](int v){ return v == int{}; }));
+ stdr::iota(span, 0);
+ midpoint_out = *std::midpoint(span.data(), span.data() + span.size());
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (stdr::equal(vec, std::views::iota(0, static_cast<int>(vec.size()))));
+ VERIFY_NON_TARGET (*std::midpoint(vec.data(), vec.data() + vec.size())
+ == midpoint_out);
+ return true;
+}
+
+int main()
+{
+ volatile std::size_t arg = 42;
+ return test(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-31.C b/libgomp/testsuite/libgomp.c++/target-flex-31.C
new file mode 100644
index 0000000..adaf18f
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-31.C
@@ -0,0 +1,80 @@
+/* std::initializer_list in target region. */
+
+#include <initializer_list>
+
+#include "target-flex-common.h"
+
+struct S0
+{
+ int _v;
+ S0(std::initializer_list<int> il)
+ : _v(0)
+ {
+ for (auto const& e : il)
+ _v += e;
+ }
+};
+
+struct S1
+{
+ int _v;
+ template<typename T>
+ S1(std::initializer_list<T> il)
+ : _v(0)
+ {
+ for (auto const& e : il)
+ _v += e;
+ }
+};
+
+template<typename T>
+struct S2
+{
+ T _v;
+ S2(std::initializer_list<T> il)
+ : _v(0)
+ {
+ for (auto const& e : il)
+ _v += e;
+ }
+};
+
+#if __cplusplus >= 201703L
+template<typename T>
+S2(std::initializer_list<T>) -> S2<T>;
+#endif
+
+bool test_initializer_list(int arg)
+{
+ bool ok;
+ #pragma omp target map(from: ok) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ static constexpr int partial_sum = 0 + 1 + 2 + 3 + 4 + 5;
+
+ S0 s0{0, 1, 2, 3, 4, 5, arg};
+ VERIFY (s0._v == partial_sum + arg);
+
+ S1 s1{0, 1, 2, 3, 4, 5, arg};
+ VERIFY (s1._v == partial_sum + arg);
+
+ S2<int> s2{0, 1, 2, 3, 4, 5, arg};
+ VERIFY (s2._v == partial_sum + arg);
+
+ #if __cplusplus >= 201703L
+ S2 s2_ctad{0, 1, 2, 3, 4, 5, arg};
+ VERIFY (s2_ctad._v == partial_sum + arg);
+ #endif
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+int main()
+{
+ volatile int arg = 42;
+ return test_initializer_list(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-32.C b/libgomp/testsuite/libgomp.c++/target-flex-32.C
new file mode 100644
index 0000000..7f74401a
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-32.C
@@ -0,0 +1,50 @@
+/* std::initializer_list constructor of std::vector (explicit template arg) */
+
+#include <vector>
+#include <array>
+
+#include "target-flex-common.h"
+
+bool test_initializer_list(int arg)
+{
+ static constexpr std::size_t out_arr_size = 7;
+ int out_arr[out_arr_size];
+ bool ok;
+ #pragma omp target map(from: ok, out_arr[:out_arr_size]) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ std::vector<int> vec{0, 1, 2, 3, 4, 5, arg};
+ int sum = 0;
+ for (auto const& e : vec)
+ sum += e;
+ VERIFY (sum == 0 + 1 + 2 + 3 + 4 + 5 + arg);
+
+ auto* out_it = out_arr;
+ const auto* const out_end = out_arr + out_arr_size;
+ for (auto const& e : vec)
+ {
+ VERIFY (out_it != out_end);
+ *out_it = e;
+ ++out_it;
+ }
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+
+ std::array<int, out_arr_size> reference_array = {0, 1, 2, 3, 4, 5, arg};
+ const auto *out_arr_it = out_arr;
+ for (auto const& e : reference_array)
+ VERIFY_NON_TARGET (e == *(out_arr_it++));
+
+ return true;
+}
+
+int main()
+{
+ volatile int arg = 42;
+ return test_initializer_list(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-33.C b/libgomp/testsuite/libgomp.c++/target-flex-33.C
new file mode 100644
index 0000000..bb8a39b
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-33.C
@@ -0,0 +1,52 @@
+/* { dg-additional-options "-std=c++17" } */
+
+/* deduced std::initializer_list constructor of std::vector (CTAD) */
+
+#include <vector>
+#include <array>
+
+#include "target-flex-common.h"
+
+bool test_initializer_list(int arg)
+{
+ static constexpr std::size_t out_arr_size = 7;
+ int out_arr[out_arr_size];
+ bool ok;
+ #pragma omp target map(from: ok, out_arr[:out_arr_size]) map(to: arg)
+ {
+ bool inner_ok = true;
+ {
+ std::vector vec{0, 1, 2, 3, 4, 5, arg};
+ int sum = 0;
+ for (auto const& e : vec)
+ sum += e;
+ VERIFY (sum == 0 + 1 + 2 + 3 + 4 + 5 + arg);
+
+ auto* out_it = out_arr;
+ const auto* const out_end = out_arr + out_arr_size;
+ for (auto const& e : vec)
+ {
+ VERIFY (out_it != out_end);
+ *out_it = e;
+ ++out_it;
+ }
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+
+ std::array<int, out_arr_size> reference_array = {0, 1, 2, 3, 4, 5, arg};
+ const auto *out_arr_it = out_arr;
+ for (auto const& e : reference_array)
+ VERIFY_NON_TARGET (e == *(out_arr_it++));
+
+ return true;
+}
+
+int main()
+{
+ volatile int arg = 42;
+ return test_initializer_list(arg) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-41.C b/libgomp/testsuite/libgomp.c++/target-flex-41.C
new file mode 100644
index 0000000..4d36341
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-41.C
@@ -0,0 +1,94 @@
+/* { dg-additional-options "-std=c++20" } */
+
+/* <iterator> c++20 */
+
+/* std::common_iterator uses std::variant. */
+
+#include <vector>
+#include <iterator>
+#include <span>
+
+//TODO PR120454 "C++ constexpr vs. OpenMP implicit mapping"
+#pragma omp declare target(std::ranges::distance, std::ranges::next)
+
+#include "target-flex-common.h"
+
+namespace stdr = std::ranges;
+
+template<typename It0, typename It1>
+bool simple_equal(const It0 begin0, const It0 end0,
+ const It1 begin1, const It1 end1) BL_NOEXCEPT
+{
+ It0 it0 = begin0;
+ It1 it1 = begin1;
+ for (; it0 != end0; ++it0, ++it1)
+ if (it1 == end1 || *it0 != *it1)
+ return false;
+ return true;
+}
+
+template<typename It, typename OutIt>
+void simple_copy(const It begin, const It end, OutIt out) BL_NOEXCEPT
+{
+ for (It it = begin; it != end; ++it, ++out)
+ *out = *it;
+}
+
+template<typename T, std::size_t Size>
+bool test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_rev_arr[Size];
+ T out_fwd_arr[Size];
+ T out_first_half_arr[Size / 2];
+ #pragma omp target defaultmap(none) \
+ map(from: ok, out_rev_arr[:Size], out_fwd_arr[:Size], \
+ out_first_half_arr[:Size / 2]) \
+ map(to: arr[:Size])
+ {
+ bool inner_ok = true;
+ {
+ std::span<const T> span = {arr, Size};
+ std::vector<T> rev_vec(std::reverse_iterator{span.end()},
+ std::reverse_iterator{span.begin()});
+ VERIFY (std::distance(span.begin(), span.end())
+ == std::distance(rev_vec.begin(), rev_vec.end()));
+ VERIFY (stdr::distance(span.begin(), span.end())
+ == stdr::distance(rev_vec.begin(), rev_vec.end()));
+ VERIFY (stdr::distance(span) == stdr::distance(rev_vec));
+ VERIFY (simple_equal(span.begin(), span.end(),
+ std::reverse_iterator{rev_vec.end()},
+ std::reverse_iterator{rev_vec.begin()}));
+ simple_copy(rev_vec.begin(), rev_vec.end(), out_rev_arr);
+ simple_copy(std::reverse_iterator{rev_vec.end()},
+ std::reverse_iterator{rev_vec.begin()},
+ out_fwd_arr);
+ using counted_iter = std::counted_iterator<decltype(span.begin())>;
+ using common_iter = std::common_iterator<counted_iter,
+ std::default_sentinel_t>;
+ std::vector<T> front_half;
+ simple_copy(common_iter{counted_iter{span.begin(), Size / 2}},
+ common_iter{std::default_sentinel},
+ std::back_insert_iterator{front_half});
+ VERIFY (simple_equal(span.begin(), stdr::next(span.begin(), Size / 2),
+ front_half.begin(), front_half.end()));
+ simple_copy(front_half.begin(), front_half.end(), out_first_half_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ VERIFY_NON_TARGET (simple_equal(std::reverse_iterator{arr + Size},
+ std::reverse_iterator{arr},
+ out_rev_arr, out_rev_arr + Size));
+ VERIFY_NON_TARGET (simple_equal(arr, arr + Size,
+ out_fwd_arr, out_fwd_arr + Size));
+ VERIFY_NON_TARGET (simple_equal(arr, arr + Size / 2,
+ out_first_half_arr, out_first_half_arr + Size / 2));
+ return ok;
+}
+
+int main()
+{
+ int arr[] = {0, 1, 2, 3, 4, 5, 6, 7};
+ return test(arr) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-60.C b/libgomp/testsuite/libgomp.c++/target-flex-60.C
new file mode 100644
index 0000000..014b9f5
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-60.C
@@ -0,0 +1,46 @@
+/* algorithms pre c++20 */
+
+#include <algorithm>
+#include <vector>
+
+#include "target-flex-common.h"
+
+template<typename T, std::size_t Size>
+bool test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_2x_arr[Size];
+ T out_shifted_arr[Size];
+ #pragma omp target map(from: ok, out_2x_arr[:Size], out_shifted_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ std::vector<T> vec(Size);
+ std::vector<T> mutated(Size);
+ bool inner_ok = true;
+ {
+ std::copy(arr, arr + Size, vec.begin());
+ VERIFY (std::equal(arr, arr + Size, vec.begin()));
+ std::transform(vec.begin(), vec.end(), mutated.begin(),
+ [](const T& v){ return v * 2; });
+ std::copy(mutated.begin(), mutated.end(), out_2x_arr);
+ std::rotate(vec.begin(), std::next(vec.begin(), Size / 2), vec.end());
+ std::copy(vec.begin(), vec.end(), out_shifted_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (std::equal(arr, arr + Size, out_2x_arr,
+ [](const T& a, const T& b){ return a * 2 == b; }));
+ std::vector<T> shifted(arr, arr + Size);
+ std::rotate(shifted.begin(), std::next(shifted.begin(), Size / 2), shifted.end());
+ VERIFY_NON_TARGET (std::equal(out_shifted_arr, out_shifted_arr + Size, shifted.begin()));
+ return true;
+}
+
+int main()
+{
+ int arr[] = {0, 1, 2, 3, 4, 5, 6, 7};
+ return test(arr) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-61.C b/libgomp/testsuite/libgomp.c++/target-flex-61.C
new file mode 100644
index 0000000..9070c2d
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-61.C
@@ -0,0 +1,54 @@
+/* { dg-additional-options "-std=c++20" } */
+
+/* ranged algorithms c++20 */
+
+#include <algorithm>
+#include <ranges>
+#include <vector>
+
+//TODO PR120454 "C++ constexpr vs. OpenMP implicit mapping"
+#pragma omp declare target(std::ranges::copy, std::ranges::equal, std::ranges::rotate, std::ranges::transform)
+
+#include "target-flex-common.h"
+
+namespace stdr = std::ranges;
+
+template<typename T, std::size_t Size>
+bool test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_2x_arr[Size];
+ T out_shifted_arr[Size];
+ #pragma omp target defaultmap(none) \
+ map(from: ok, out_2x_arr[:Size], out_shifted_arr[:Size]) \
+ map(to: arr[:Size])
+ {
+ std::vector<T> vec(Size);
+ std::vector<T> mutated(Size);
+ bool inner_ok = true;
+ {
+ stdr::copy(arr, vec.begin());
+ VERIFY (stdr::equal(arr, vec));
+ stdr::transform(vec, mutated.begin(),
+ [](const T& v){ return v * 2; });
+ stdr::copy(mutated, out_2x_arr);
+ stdr::rotate(vec, std::next(vec.begin(), Size / 2));
+ stdr::copy(vec, out_shifted_arr);
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (stdr::equal(arr, out_2x_arr, stdr::equal_to{}, [](const T& v){ return v * 2; }));
+ std::vector<T> shifted(arr, arr + Size);
+ stdr::rotate(shifted, std::next(shifted.begin(), Size / 2));
+ VERIFY_NON_TARGET (stdr::equal(out_shifted_arr, shifted));
+ return true;
+}
+
+int main()
+{
+ int arr[] = {0, 1, 2, 3, 4, 5, 6, 7};
+ return test(arr) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-62.C b/libgomp/testsuite/libgomp.c++/target-flex-62.C
new file mode 100644
index 0000000..ef6b942
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-62.C
@@ -0,0 +1,50 @@
+/* { dg-additional-options -std=c++23 } */
+
+/* std::views stuff. Also tests std::tuple with std::views::zip. */
+
+#include <algorithm>
+#include <ranges>
+#include <span>
+
+//TODO PR120454 "C++ constexpr vs. OpenMP implicit mapping"
+#pragma omp declare target(std::ranges::all_of, std::ranges::equal, std::ranges::fold_left, std::views::reverse, std::views::zip)
+
+#include "target-flex-common.h"
+
+namespace stdr = std::ranges;
+namespace stdv = std::views;
+
+bool f()
+{
+ const int arr_fwd[8] = {0, 1, 2, 3, 4, 5, 6, 7};
+ const int arr_rev[8] = {7, 6, 5, 4, 3, 2, 1, 0};
+
+ bool ok;
+ #pragma omp target defaultmap(none) map(from: ok) map(to: arr_fwd[:8], arr_rev[:8])
+ {
+ std::span<const int> fwd = {arr_fwd, 8};
+ std::span<const int> rev = {arr_rev, 8};
+ bool inner_ok = true;
+ {
+ VERIFY(stdr::equal(fwd, rev | stdv::reverse));
+ VERIFY(stdr::equal(fwd | stdv::drop(4) | stdv::reverse,
+ rev | stdv::take(4)));
+ for (auto [first, second] : stdv::zip(fwd, rev))
+ VERIFY(first + second == 7);
+ auto plus = [](int a, int b){ return a + b; };
+ auto is_even = [](int v){ return v % 2 == 0; };
+ VERIFY(stdr::fold_left(fwd | stdv::filter(is_even), 0, plus)
+ == 12);
+ VERIFY(stdr::all_of(fwd | stdv::transform([](int v){ return v * 2; }),
+ is_even));
+ }
+ end:
+ ok = inner_ok;
+ }
+ return ok;
+}
+
+int main()
+{
+ return f() ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-70.C b/libgomp/testsuite/libgomp.c++/target-flex-70.C
new file mode 100644
index 0000000..9e9383d
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-70.C
@@ -0,0 +1,26 @@
+/* CTAD in target regions. */
+
+template<typename T>
+struct S
+{
+ T _v;
+};
+
+template<typename T>
+S(T) -> S<T>;
+
+bool f()
+{
+ bool ok;
+ #pragma omp target map(from: ok)
+ {
+ S s{42};
+ ok = s._v == 42;
+ }
+ return ok;
+}
+
+int main()
+{
+ return f() ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-80.C b/libgomp/testsuite/libgomp.c++/target-flex-80.C
new file mode 100644
index 0000000..f41a1bb
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-80.C
@@ -0,0 +1,49 @@
+// { dg-additional-options "-std=c++20" }
+
+/* std::span */
+
+#include <span>
+
+#include "target-flex-common.h"
+
+template<typename It0, typename It1>
+bool simple_equal(It0 it0, const It0 end0,
+ It1 it1, const It1 end1) noexcept
+{
+ for (; it0 != end0; ++it0, ++it1)
+ if (it1 == end1 || *it0 != *it1)
+ return false;
+ return true;
+}
+
+template<typename T, std::size_t Size>
+bool test(const T (&arr)[Size])
+{
+ bool ok;
+ T out_arr[Size];
+ #pragma omp target map(from: ok) map(to: arr[:Size])
+ {
+ std::span span = {arr, Size};
+ bool inner_ok = true;
+ {
+ VERIFY (!span.empty());
+ VERIFY (span.size() == Size);
+ auto out_it = out_arr;
+ for (auto elem : span)
+ *(out_it++) = elem;
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (simple_equal(arr, arr + Size,
+ out_arr, out_arr + Size));
+ return true;
+}
+
+int main()
+{
+ int arr[8] = {0, 1, 2, 3, 4, 5, 6, 7};
+ return test(arr) ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-81.C b/libgomp/testsuite/libgomp.c++/target-flex-81.C
new file mode 100644
index 0000000..a86fefb
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-81.C
@@ -0,0 +1,75 @@
+/* { dg-additional-options "-std=c++20" } */
+
+#include <ranges>
+#include <span>
+#include <type_traits>
+#include <vector>
+
+#include "target-flex-common.h"
+
+namespace stdr = std::ranges;
+
+template<typename It0, typename It1>
+bool simple_equal(It0 it0, const It0 end0,
+ It1 it1, const It1 end1) noexcept
+{
+ for (; it0 != end0; ++it0, ++it1)
+ if (it1 == end1 || *it0 != *it1)
+ return false;
+ return true;
+}
+
+template<typename Rn0, typename Rn1>
+bool simple_equal(Rn0&& rn0, Rn1&& rn1) noexcept
+{
+ return simple_equal(stdr::begin(rn0), stdr::end(rn0),
+ stdr::begin(rn1), stdr::end(rn1));
+}
+
+template<typename Rn>
+bool test(Rn&& range)
+{
+ using value_type = stdr::range_value_t<std::remove_cvref_t<Rn>>;
+ std::vector<value_type> vec = {stdr::begin(range), stdr::end(range)};
+ value_type *data = vec.data();
+ std::size_t size = vec.size();
+ bool ok;
+ #pragma omp target map(from: ok) map(tofrom: data[:size]) map(to: size)
+ {
+ std::vector<value_type> orig = {data, data + size};
+ std::span<value_type> span = {data, size};
+ bool inner_ok = true;
+ {
+ auto mul_by_2 = [](const value_type& v){ return v * 2; };
+ VERIFY (simple_equal(orig, span));
+ for (auto& elem : span)
+ elem = mul_by_2(elem);
+ VERIFY (simple_equal(orig | std::views::transform(mul_by_2), span));
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ auto mul_by_2 = [](const value_type& v){ return v * 2; };
+ VERIFY_NON_TARGET (simple_equal(range | std::views::transform(mul_by_2), vec));
+ return true;
+}
+
+struct my_int
+{
+ int _v;
+ bool operator==(my_int const&) const = default;
+ my_int operator*(int rhs) const noexcept {
+ return {_v * rhs};
+ }
+};
+
+int main()
+{
+ std::vector<int> ints = {1, 2, 3, 4, 5};
+ const bool ints_res = test(ints);
+ std::vector<my_int> my_ints = {my_int{1}, my_int{2}, my_int{3}, my_int{4}, my_int{5}};
+ const bool my_ints_res = test(my_ints);
+ return ints_res && my_ints_res ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-90.C b/libgomp/testsuite/libgomp.c++/target-flex-90.C
new file mode 100644
index 0000000..b3f1197
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-90.C
@@ -0,0 +1,107 @@
+/* structured bindings */
+
+#include <array>
+#include <tuple>
+
+#include "target-flex-common.h"
+
+template<typename Array, typename Tuple, typename Struct>
+bool test(Array array, Tuple tuple, Struct s)
+{
+ bool ok;
+ auto array_2nd_in = std::get<2>(array);
+ auto tuple_2nd_in = std::get<2>(tuple);
+ auto s_2nd_in = s._2;
+ decltype(array_2nd_in) array_2nd_out_0;
+ decltype(tuple_2nd_in) tuple_2nd_out_0;
+ decltype(s_2nd_in) s_2nd_out_0;
+ decltype(array_2nd_in) array_2nd_out_1;
+ decltype(tuple_2nd_in) tuple_2nd_out_1;
+ decltype(s_2nd_in) s_2nd_out_1;
+ decltype(array_2nd_in) array_2nd_out_2;
+ decltype(tuple_2nd_in) tuple_2nd_out_2;
+ decltype(s_2nd_in) s_2nd_out_2;
+ #pragma omp target map(from: ok, \
+ array_2nd_out_0, tuple_2nd_out_0, s_2nd_out_0, \
+ array_2nd_out_1, tuple_2nd_out_1, s_2nd_out_1, \
+ array_2nd_out_2, tuple_2nd_out_2, s_2nd_out_2) \
+ map(to: array_2nd_in, tuple_2nd_in, s_2nd_in, array, tuple, s)
+ {
+ bool inner_ok = true;
+ {
+ {
+ auto [array_0th, array_1st, array_2nd] = array;
+ VERIFY (array_2nd_in == array_2nd);
+ VERIFY (std::get<2>(array) == array_2nd);
+ array_2nd_out_0 = array_2nd;
+ auto [tuple_0th, tuple_1st, tuple_2nd] = tuple;
+ VERIFY (tuple_2nd_in == tuple_2nd);
+ VERIFY (std::get<2>(tuple) == tuple_2nd);
+ tuple_2nd_out_0 = tuple_2nd;
+ auto [s_0th, s_1st, s_2nd] = s;
+ VERIFY (s_2nd_in == s_2nd);
+ VERIFY (s._2 == s_2nd);
+ s_2nd_out_0 = s_2nd;
+ }
+ {
+ auto& [array_0th, array_1st, array_2nd] = array;
+ VERIFY (array_2nd_in == array_2nd);
+ VERIFY (std::get<2>(array) == array_2nd);
+ array_2nd_out_1 = array_2nd;
+ auto& [tuple_0th, tuple_1st, tuple_2nd] = tuple;
+ VERIFY (tuple_2nd_in == tuple_2nd);
+ VERIFY (std::get<2>(tuple) == tuple_2nd);
+ tuple_2nd_out_1 = tuple_2nd;
+ auto& [s_0th, s_1st, s_2nd] = s;
+ VERIFY (s_2nd_in == s_2nd);
+ VERIFY (s._2 == s_2nd);
+ s_2nd_out_1 = s_2nd;
+ }
+ {
+ const auto& [array_0th, array_1st, array_2nd] = array;
+ VERIFY (array_2nd_in == array_2nd);
+ VERIFY (std::get<2>(array) == array_2nd);
+ array_2nd_out_2 = array_2nd;
+ const auto& [tuple_0th, tuple_1st, tuple_2nd] = tuple;
+ VERIFY (tuple_2nd_in == tuple_2nd);
+ VERIFY (std::get<2>(tuple) == tuple_2nd);
+ tuple_2nd_out_2 = tuple_2nd;
+ const auto& [s_0th, s_1st, s_2nd] = s;
+ VERIFY (s_2nd_in == s_2nd);
+ VERIFY (s._2 == s_2nd);
+ s_2nd_out_2 = s_2nd;
+ }
+ }
+ end:
+ ok = inner_ok;
+ }
+ if (!ok)
+ return false;
+ VERIFY_NON_TARGET (array_2nd_out_0 == array_2nd_in);
+ VERIFY_NON_TARGET (tuple_2nd_out_0 == tuple_2nd_in);
+ VERIFY_NON_TARGET (s_2nd_out_0 == s_2nd_in);
+ VERIFY_NON_TARGET (array_2nd_out_1 == array_2nd_in);
+ VERIFY_NON_TARGET (tuple_2nd_out_1 == tuple_2nd_in);
+ VERIFY_NON_TARGET (s_2nd_out_1 == s_2nd_in);
+ VERIFY_NON_TARGET (array_2nd_out_2 == array_2nd_in);
+ VERIFY_NON_TARGET (tuple_2nd_out_2 == tuple_2nd_in);
+ VERIFY_NON_TARGET (s_2nd_out_2 == s_2nd_in);
+
+ return true;
+}
+
+struct S
+{
+ char _0;
+ float _1;
+ int _2;
+};
+
+int main()
+{
+ const bool test_res
+ = test(std::array{0, 1, 2},
+ std::tuple{'a', 3.14f, 42},
+ S{'a', 3.14f, 42});
+ return test_res ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-flex-common.h b/libgomp/testsuite/libgomp.c++/target-flex-common.h
new file mode 100644
index 0000000..14523c4
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-flex-common.h
@@ -0,0 +1,40 @@
+#include <cstdio>
+
+#if __cplusplus >= 201103L
+ #define BL_NOEXCEPT noexcept
+#else
+ #define BL_NOEXCEPT throw()
+#endif
+
+#if defined __has_builtin
+# if __has_builtin (__builtin_LINE)
+# define VERIFY_LINE __builtin_LINE ()
+# endif
+#endif
+#if !defined VERIFY_LINE
+# define VERIFY_LINE __LINE__
+#endif
+
+/* I'm not a huge fan of macros but in the interest of keeping the code that
+ isn't being tested as simple as possible, we use them. */
+
+#define VERIFY(EXPR) \
+ do { \
+ if (!(EXPR)) \
+ { \
+ std::printf("VERIFY ln: %d `" #EXPR "` evaluated to false\n", \
+ VERIFY_LINE); \
+ inner_ok = false; \
+ goto end; \
+ } \
+ } while (false)
+
+#define VERIFY_NON_TARGET(EXPR) \
+ do { \
+ if (!(EXPR)) \
+ { \
+ std::printf("VERIFY ln: %d `" #EXPR "` evaluated to false\n", \
+ VERIFY_LINE); \
+ return false; \
+ } \
+ } while (false)
diff --git a/libgomp/testsuite/libgomp.c++/target-std__array-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__array-concurrent-usm.C
new file mode 100644
index 0000000..9923783
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__array-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__array-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__array-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__array-concurrent.C
new file mode 100644
index 0000000..c42105a
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__array-concurrent.C
@@ -0,0 +1,62 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <array>
+#include <algorithm>
+
+#define N 50000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::array<int,N> &arr, int data[])
+{
+ for (int i = 0; i < N; ++i)
+ if (arr[i] != data[i] * data[i])
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+ std::array<int,N> arr;
+
+ srand (time (NULL));
+ init (data);
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: arr)
+#endif
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&arr) std::array<int,N> ();
+#endif
+ std::copy (data, data + N, arr.begin ());
+ }
+
+ #pragma omp target teams distribute parallel for
+ for (int i = 0; i < N; ++i)
+ arr[i] *= arr[i];
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (arr, data);
+#ifndef MEM_SHARED
+ arr.~array ();
+#endif
+ }
+ }
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent-usm.C
new file mode 100644
index 0000000..9023ef8
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__bitset-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent.C
new file mode 100644
index 0000000..4fcce93
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__bitset-concurrent.C
@@ -0,0 +1,69 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <bitset>
+#include <set>
+#include <algorithm>
+
+#define N 4000
+#define MAX 16384
+
+void init (int data[])
+{
+ std::set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array.
+ do
+ data[i] = rand () % MAX;
+ while (_set.find (data[i]) != _set.end ());
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::bitset<MAX> _set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: _set)
+#endif
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_set) std::bitset<MAX> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _set[data[i]] = true;
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ if (_set[i])
+ sum += i;
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _set.~bitset ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__cmath.C b/libgomp/testsuite/libgomp.c++/target-std__cmath.C
new file mode 100644
index 0000000..aaf7152
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__cmath.C
@@ -0,0 +1,340 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++20" }
+
+#include <cmath>
+#include <numbers>
+
+#define FP_EQUAL(x,y) (std::abs ((x) - (y)) < 1E-6)
+
+#pragma omp declare target
+template<typename T> bool test_basic ()
+{
+ T x = -3.456789;
+ T y = 1.234567;
+ T z = 5.678901;
+
+ if (std::abs (x) != -x)
+ return false;
+ if (!FP_EQUAL (std::trunc (x / y) * y + std::fmod (x, y), x))
+ return false;
+ if (!FP_EQUAL (x - std::round (x / y) * y, std::remainder (x, y)))
+ return false;
+ if (!FP_EQUAL (std::fma (x, y, z), x * y + z))
+ return false;
+ if (std::fmax (x, y) != (x > y ? x : y))
+ return false;
+ if (std::fmin (x, y) != (x < y ? x : y))
+ return false;
+ if (std::fdim (x, y) != std::max(x - y, (T) 0.0))
+ return false;
+ if (std::fdim (y, x) != std::max(y - x, (T) 0.0))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_exp ()
+{
+ T x = -4.567890;
+ T y = 2.345678;
+
+ if (!FP_EQUAL (std::exp (x), std::pow (std::numbers::e_v<T>, x)))
+ return false;
+ if (!FP_EQUAL (std::exp2 (y), std::pow ((T) 2.0, y)))
+ return false;
+ if (!FP_EQUAL (std::expm1 (y), std::exp (y) - (T) 1.0))
+ return false;
+ if (!FP_EQUAL (std::log (std::exp (x)), x))
+ return false;
+ if (!FP_EQUAL (std::log10 (std::pow ((T) 10.0, y)), y))
+ return false;
+ if (!FP_EQUAL (std::log2 (std::exp2 (y)), y))
+ return false;
+ if (!FP_EQUAL (std::log1p (std::expm1 (y)), y))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_power ()
+{
+ T x = 7.234251;
+ T y = 0.340128;
+
+ if (!FP_EQUAL (std::log (std::pow (x, y)) / std::log (x), y))
+ return false;
+ if (!FP_EQUAL (std::sqrt (x) * std::sqrt (x), x))
+ return false;
+ if (!FP_EQUAL (std::cbrt (x) * std::cbrt (x) * std::cbrt (x), x))
+ return false;
+ if (!FP_EQUAL (std::hypot (x, y), std::sqrt (x * x + y * y)))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_trig ()
+{
+ T theta = std::numbers::pi / 4;
+ T phi = std::numbers::pi / 6;
+
+ if (!FP_EQUAL (std::sin (theta), std::sqrt ((T) 2) / 2))
+ return false;
+ if (!FP_EQUAL (std::sin (phi), 0.5))
+ return false;
+ if (!FP_EQUAL (std::cos (theta), std::sqrt ((T) 2) / 2))
+ return false;
+ if (!FP_EQUAL (std::cos (phi), std::sqrt ((T) 3) / 2))
+ return false;
+ if (!FP_EQUAL (std::tan (theta), 1.0))
+ return false;
+ if (!FP_EQUAL (std::tan (phi), std::sqrt ((T) 3) / 3))
+ return false;
+
+ T x = 0.33245623;
+
+ if (!FP_EQUAL (std::asin (std::sin (x)), x))
+ return false;
+ if (!FP_EQUAL (std::acos (std::cos (x)), x))
+ return false;
+ if (!FP_EQUAL (std::atan (std::tan (x)), x))
+ return false;
+ if (!FP_EQUAL (std::atan2 (std::sin (x), std::cos (x)), x))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_hyperbolic ()
+{
+ T x = 0.7423532;
+
+ if (!FP_EQUAL (std::sinh (x), (std::exp (x) - std::exp (-x)) / (T) 2.0))
+ return false;
+ if (!FP_EQUAL (std::cosh (x), (std::exp (x) + std::exp (-x)) / (T) 2.0))
+ return false;
+ if (!FP_EQUAL (std::tanh (x), std::sinh (x) / std::cosh (x)))
+ return false;
+ if (!FP_EQUAL (std::asinh (std::sinh (x)), x))
+ return false;
+ if (!FP_EQUAL (std::acosh (std::cosh (x)), x))
+ return false;
+ if (!FP_EQUAL (std::atanh (std::tanh (x)), x))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_erf ()
+{
+ if (!FP_EQUAL (std::erf ((T) 0), 0))
+ return false;
+ if (!FP_EQUAL (std::erf ((T) INFINITY), 1))
+ return false;
+ if (!FP_EQUAL (std::erf ((T) -INFINITY), -1))
+ return false;
+
+ if (!FP_EQUAL (std::erfc (0), 1))
+ return false;
+ if (!FP_EQUAL (std::erfc ((T) INFINITY), 0))
+ return false;
+ if (!FP_EQUAL (std::erfc ((T) -INFINITY), 2))
+ return false;
+
+ return true;
+}
+
+template<typename T> bool test_gamma ()
+{
+ if (!FP_EQUAL (std::tgamma ((T) 5), 4*3*2*1))
+ return false;
+ if (!FP_EQUAL (std::tgamma ((T) 0.5), std::sqrt (std::numbers::pi_v<T>)))
+ return false;
+ if (!FP_EQUAL (std::tgamma ((T) -0.5), (T) -2 * std::sqrt (std::numbers::pi_v<T>)))
+ return false;
+ if (!FP_EQUAL (std::tgamma ((T) 2.5), (T) 0.75 * std::sqrt (std::numbers::pi_v<T>)))
+ return false;
+ if (!FP_EQUAL (std::tgamma ((T) -2.5), (T) -8.0/15 * std::sqrt (std::numbers::pi_v<T>)))
+ return false;
+
+ if (!FP_EQUAL (std::lgamma ((T) 5), std::log ((T) 4*3*2*1)))
+ return false;
+ if (!FP_EQUAL (std::lgamma ((T) 0.5), std::log (std::sqrt (std::numbers::pi_v<T>))))
+ return false;
+ if (!FP_EQUAL (std::lgamma ((T) 2.5),
+ std::log ((T) 0.75 * std::sqrt (std::numbers::pi_v<T>))))
+ return false;
+
+ return true;
+}
+
+template<typename T> bool test_rounding ()
+{
+ T x = -2.5678;
+ T y = 3.6789;
+
+ if (std::ceil (x) != -2)
+ return false;
+ if (std::floor (x) != -3)
+ return false;
+ if (std::trunc (x) != -2)
+ return false;
+ if (std::round (x) != -3)
+ return false;
+
+ if (std::ceil (y) != 4)
+ return false;
+ if (std::floor (y) != 3)
+ return false;
+ if (std::trunc (y) != 3)
+ return false;
+ if (std::round (y) != 4)
+ return false;
+
+ /* Not testing std::rint and std::nearbyint due to dependence on
+ floating-point environment. */
+
+ return true;
+}
+
+template<typename T> bool test_fpmanip ()
+{
+ T x = -2.3456789;
+ T y = 3.6789012;
+ int exp;
+
+ T mantissa = std::frexp (x, &exp);
+ if (std::ldexp (mantissa, exp) != x)
+ return false;
+ if (std::logb (x) + 1 != exp)
+ return false;
+ if (std::ilogb (x) + 1 != exp)
+ return false;
+ if (std::scalbn (x, -exp) != mantissa)
+ return false;
+
+ T next = std::nextafter (x, y);
+ if (!(next > x && next < y))
+ return false;
+
+#if 0
+ /* TODO Due to 'std::nexttoward' using 'long double to', this triggers a
+ '80-bit-precision floating-point numbers unsupported (mode ‘XF’)' error
+ with x86_64 host and nvptx, GCN offload compilers, or
+ '128-bit-precision floating-point numbers unsupported (mode ‘TF’)' error
+ with powerpc64le host and nvptx offload compiler, for example;
+ PR71064 'nvptx offloading: "long double" data type'.
+ It ought to work on systems where the host's 'long double' is the same as
+ 'double' ('DF'): aarch64, for example? */
+ next = std::nexttoward (x, y);
+ if (!(next > x && next < y))
+ return false;
+#endif
+
+ if (std::copysign (x, y) != std::abs (x))
+ return false;
+ if (std::copysign (y, x) != -y)
+ return false;
+
+ return true;
+}
+
+template<typename T> bool test_classify ()
+{
+ T x = -2.3456789;
+ T y = 3.6789012;
+
+ if (std::fpclassify (x) != FP_NORMAL || std::fpclassify (y) != FP_NORMAL)
+ return false;
+ if (std::fpclassify ((T) INFINITY) != FP_INFINITE
+ || std::fpclassify ((T) -INFINITY) != FP_INFINITE)
+ return false;
+ if (std::fpclassify ((T) 0.0) != FP_ZERO)
+ return false;
+ if (std::fpclassify ((T) NAN) != FP_NAN)
+ return false;
+ if (!std::isfinite (x) || !std::isfinite (y))
+ return false;
+ if (std::isfinite ((T) INFINITY) || std::isfinite ((T) -INFINITY))
+ return false;
+ if (std::isinf (x) || std::isinf (y))
+ return false;
+ if (!std::isinf ((T) INFINITY) || !std::isinf ((T) -INFINITY))
+ return false;
+ if (std::isnan (x) || std::isnan (y))
+ return false;
+ if (!std::isnan ((T) 0.0 / (T) 0.0))
+ return false;
+ if (std::isnan (x) || std::isnan (y))
+ return false;
+ if (!std::isnormal (x) || !std::isnormal (y))
+ return false;
+ if (std::isnormal ((T) 0.0) || std::isnormal ((T) INFINITY) || std::isnormal ((T) NAN))
+ return false;
+ if (!std::signbit (x) || std::signbit (y))
+ return false;
+
+ return true;
+}
+
+template<typename T> bool test_compare ()
+{
+ T x = 5.6789012;
+ T y = 8.9012345;
+
+ if (std::isgreater (x, y))
+ return false;
+ if (std::isgreater (x, x))
+ return false;
+ if (std::isgreaterequal (x, y))
+ return false;
+ if (!std::isgreaterequal (x, x))
+ return false;
+ if (!std::isless (x, y))
+ return false;
+ if (std::isless (x, x))
+ return false;
+ if (!std::islessequal (x, y))
+ return false;
+ if (!std::islessequal (x, x))
+ return false;
+ if (!std::islessgreater (x, y))
+ return false;
+ if (std::islessgreater (x, x))
+ return false;
+ if (std::isunordered (x, y))
+ return false;
+ if (!std::isunordered (x, NAN))
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+#define RUN_TEST(func) \
+{ \
+ pass++; \
+ bool ok = test_##func<float> (); \
+ if (!ok) { result = pass; break; } \
+ pass++; \
+ ok = test_##func<double> (); \
+ if (!ok) { result = pass; break; } \
+}
+
+int main (void)
+{
+ int result = 0;
+
+ #pragma omp target map (tofrom: result)
+ do {
+ int pass = 0;
+
+ RUN_TEST (basic);
+ RUN_TEST (exp);
+ RUN_TEST (power);
+ RUN_TEST (trig);
+ RUN_TEST (hyperbolic);
+ RUN_TEST (erf);
+ RUN_TEST (gamma);
+ RUN_TEST (rounding);
+ RUN_TEST (fpmanip);
+ RUN_TEST (classify);
+ RUN_TEST (compare);
+ } while (false);
+
+ return result;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__complex.C b/libgomp/testsuite/libgomp.c++/target-std__complex.C
new file mode 100644
index 0000000..e392d17
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__complex.C
@@ -0,0 +1,175 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++20" }
+
+#include <cmath>
+#include <complex>
+#include <numbers>
+
+using namespace std::complex_literals;
+
+#define FP_EQUAL(x,y) (std::abs ((x) - (y)) < 1E-6)
+#define COMPLEX_EQUAL(x,y) (FP_EQUAL ((x).real (), (y).real ()) \
+ && FP_EQUAL ((x).imag (), (y).imag ()))
+
+#pragma omp declare target
+template<typename T> bool test_complex ()
+{
+ std::complex<T> z (-1.334, 5.763);
+
+ if (!FP_EQUAL (z.real (), (T) -1.334))
+ return false;
+ if (!FP_EQUAL (z.imag (), (T) 5.763))
+ return false;
+ if (!FP_EQUAL (std::abs (z),
+ std::sqrt (z.real () * z.real () + z.imag () * z.imag ())))
+ return false;
+ if (!FP_EQUAL (std::arg (z), std::atan2 (z.imag (), z.real ())))
+ return false;
+ if (!FP_EQUAL (std::norm (z), z.real () * z.real () + z.imag () * z.imag ()))
+ return false;
+
+ auto conj = std::conj (z);
+ if (!FP_EQUAL (conj.real (), z.real ())
+ || !FP_EQUAL (conj.imag (), -z.imag ()))
+ return false;
+
+ if (std::proj (z) != z)
+ return false;
+
+ auto infz1 = std::proj (std::complex<float> (INFINITY, -1));
+ if (infz1.real () != INFINITY || infz1.imag () != (T) -0.0)
+ return false;
+ auto infz2 = std::proj (std::complex<float> (0, -INFINITY));
+ if (infz2.real () != INFINITY || infz2.imag () != (T) -0.0)
+ return false;
+
+ auto polarz = std::polar ((T) 1.5, std::numbers::pi_v<T> / 4);
+ if (!FP_EQUAL (polarz.real (), (T) 1.5 * std::cos (std::numbers::pi_v<T> / 4))
+ || !FP_EQUAL (polarz.imag (),
+ (T) 1.5* std::sin (std::numbers::pi_v<T> / 4)))
+ return false;
+
+ return true;
+}
+
+template<typename T> bool test_complex_exp_log ()
+{
+ std::complex<T> z (-1.724, -3.763);
+
+ // Euler's identity
+ auto eulerz = std::exp (std::complex<T> (0, std::numbers::pi));
+ eulerz += 1.0;
+ if (!COMPLEX_EQUAL (eulerz, std::complex<T> ()))
+ return false;
+
+ auto my_exp_z
+ = std::complex<T> (std::exp (z.real ()) * std::cos (z.imag ()),
+ std::exp (z.real ()) * std::sin (z.imag ()));
+ if (!COMPLEX_EQUAL (std::exp (z), my_exp_z))
+ return false;
+
+ if (!COMPLEX_EQUAL (std::log10 (z),
+ std::log (z) / std::log (std::complex<T> (10))))
+ return false;
+
+ return true;
+}
+
+template<typename T> bool test_complex_trig ()
+{
+ std::complex<T> z (std::numbers::pi / 8, std::numbers::pi / 10);
+ const std::complex<T> i (0, 1);
+
+ auto my_sin_z
+ = std::complex<T> (std::sin (z.real ()) * std::cosh (z.imag ()),
+ std::cos (z.real ()) * std::sinh (z.imag ()));
+ if (!COMPLEX_EQUAL (std::sin (z), my_sin_z))
+ return false;
+
+ auto my_cos_z
+ = std::complex<T> (std::cos (z.real ()) * std::cosh (z.imag ()),
+ -std::sin (z.real ()) * std::sinh (z.imag ()));
+ if (!COMPLEX_EQUAL (std::cos (z), my_cos_z))
+ return false;
+
+ auto my_tan_z
+ = std::complex<T> (std::sin (2*z.real ()), std::sinh (2*z.imag ()))
+ / (std::cos (2*z.real ()) + std::cosh (2*z.imag ()));
+ if (!COMPLEX_EQUAL (std::tan (z), my_tan_z))
+ return false;
+
+ auto my_sinh_z
+ = std::complex<T> (std::sinh (z.real ()) * std::cos (z.imag ()),
+ std::cosh (z.real ()) * std::sin (z.imag ()));
+ if (!COMPLEX_EQUAL (std::sinh (z), my_sinh_z))
+ return false;
+
+ auto my_cosh_z
+ = std::complex<T> (std::cosh (z.real ()) * std::cos (z.imag ()),
+ std::sinh (z.real ()) * std::sin (z.imag ()));
+ if (!COMPLEX_EQUAL (std::cosh (z), my_cosh_z))
+ return false;
+
+ auto my_tanh_z
+ = std::complex<T> (std::sinh (2*z.real ()),
+ std::sin (2*z.imag ()))
+ / (std::cosh (2*z.real ()) + std::cos (2*z.imag ()));
+ if (!COMPLEX_EQUAL (std::tanh (z), my_tanh_z))
+ return false;
+
+ auto my_asin_z = -i * std::log (i * z + std::sqrt ((T) 1.0 - z*z));
+ if (!COMPLEX_EQUAL (std::asin (z), my_asin_z))
+ return false;
+
+ auto my_acos_z
+ = std::complex<T> (std::numbers::pi / 2)
+ + i * std::log (i * z + std::sqrt ((T) 1.0 - z*z));
+ if (!COMPLEX_EQUAL (std::acos (z), my_acos_z))
+ return false;
+
+ auto my_atan_z = std::complex<T> (0, -0.5) * (std::log ((i - z) / (i + z)));
+ if (!COMPLEX_EQUAL (std::atan (z), my_atan_z))
+ return false;
+
+ auto my_asinh_z = std::log (z + std::sqrt (z*z + (T) 1.0));
+ if (!COMPLEX_EQUAL (std::asinh (z), my_asinh_z))
+ return false;
+
+ auto my_acosh_z = std::log (z + std::sqrt (z*z - (T) 1.0));
+ if (!COMPLEX_EQUAL (std::acosh (z), my_acosh_z))
+ return false;
+
+ auto my_atanh_z
+ = std::complex<T> (0.5) * (std::log ((T) 1.0 + z) - std::log ((T) 1.0 - z));
+ if (!COMPLEX_EQUAL (std::atanh (z), my_atanh_z))
+ return false;
+
+ return true;
+}
+#pragma omp end declare target
+
+#define RUN_TEST(func) \
+{ \
+ pass++; \
+ bool ok = test_##func<float> (); \
+ if (!ok) { result = pass; break; } \
+ pass++; \
+ ok = test_##func<double> (); \
+ if (!ok) { result = pass; break; } \
+}
+
+int main (void)
+{
+ int result = 0;
+
+ #pragma omp target map (tofrom: result)
+ do {
+ int pass = 0;
+
+ RUN_TEST (complex);
+ RUN_TEST (complex_exp_log);
+ RUN_TEST (complex_trig);
+ } while (false);
+
+ return result;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__deque-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__deque-concurrent-usm.C
new file mode 100644
index 0000000..863a1de
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__deque-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__deque-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__deque-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__deque-concurrent.C
new file mode 100644
index 0000000..9c2d6fa
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__deque-concurrent.C
@@ -0,0 +1,64 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <deque>
+#include <algorithm>
+
+#define N 50000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::deque<int> &_deque, int data[])
+{
+ for (int i = 0; i < N; ++i)
+ if (_deque[i] != data[i] * data[i])
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+
+ srand (time (NULL));
+ init (data);
+
+#ifdef MEM_SHARED
+ std::deque<int> _deque (std::begin (data), std::end (data));
+#else
+ std::deque<int> _deque;
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: _deque)
+#endif
+ {
+#ifndef MEM_SHARED
+ #pragma omp target
+ new (&_deque) std::deque<int> (std::begin (data), std::end (data));
+#endif
+
+ #pragma omp target teams distribute parallel for
+ for (int i = 0; i < N; ++i)
+ _deque[i] *= _deque[i];
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (_deque, data);
+#ifndef MEM_SHARED
+ _deque.~deque ();
+#endif
+ }
+ }
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__flat_map-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__flat_map-concurrent.C
new file mode 100644
index 0000000..9e59907
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__flat_map-concurrent.C
@@ -0,0 +1,71 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++23" }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+/* { dg-ice {TODO PR120450} { offload_target_amdgcn && { ! offload_device_shared_as } } }
+ { dg-excess-errors {'mkoffload' failure etc.} { xfail { offload_target_amdgcn && { ! offload_device_shared_as } } } }
+ (For effective-target 'offload_device_shared_as', we've got '-DMEM_SHARED', and therefore don't invoke the constructor with placement new.) */
+
+#include <stdlib.h>
+#include <time.h>
+#include <set>
+#include <flat_map>
+
+#define N 3000
+
+void init (int data[], bool unique)
+{
+ std::set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array if unique is true.
+ do
+ data[i] = rand ();
+ while (unique && _set.count (data[i]) > 0);
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (long long sum, int keys[], int data[])
+{
+ long long total = 0;
+ for (int i = 0; i < N; ++i)
+ total += (long long) keys[i] * data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int keys[N], data[N];
+ std::flat_map<int,int> _map;
+
+ srand (time (NULL));
+ init (keys, true);
+ init (data, false);
+
+ #pragma omp target enter data map (to: keys[:N], data[:N]) map (alloc: _map)
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_map) std::flat_map<int,int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _map[keys[i]] = data[i];
+ }
+
+ long long sum = 0;
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < N; ++i)
+ sum += (long long) keys[i] * _map[keys[i]];
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _map.~flat_map ();
+#endif
+
+ #pragma omp target exit data map (release: _map)
+
+ bool ok = validate (sum, keys, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__flat_multimap-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__flat_multimap-concurrent.C
new file mode 100644
index 0000000..1dc60c8
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__flat_multimap-concurrent.C
@@ -0,0 +1,70 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++23" }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+/* { dg-ice {TODO PR120450} { offload_target_amdgcn && { ! offload_device_shared_as } } }
+ { dg-excess-errors {'mkoffload' failure etc.} { xfail { offload_target_amdgcn && { ! offload_device_shared_as } } } }
+ (For effective-target 'offload_device_shared_as', we've got '-DMEM_SHARED', and therefore don't invoke the constructor with placement new.) */
+
+#include <stdlib.h>
+#include <time.h>
+#include <flat_map>
+
+// Make sure that KEY_MAX is less than N to ensure some duplicate keys.
+#define N 3000
+#define KEY_MAX 1000
+
+void init (int data[], int max)
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = i % max;
+}
+
+bool validate (long long sum, int keys[], int data[])
+{
+ long long total = 0;
+ for (int i = 0; i < N; ++i)
+ total += (long long) keys[i] * data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int keys[N], data[N];
+ std::flat_multimap<int,int> _map;
+
+ srand (time (NULL));
+ init (keys, KEY_MAX);
+ init (data, RAND_MAX);
+
+ #pragma omp target enter data map (to: keys[:N], data[:N]) map (alloc: _map)
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_map) std::flat_multimap<int,int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _map.insert({keys[i], data[i]});
+ }
+
+ long long sum = 0;
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < KEY_MAX; ++i)
+ {
+ auto range = _map.equal_range (i);
+ for (auto it = range.first; it != range.second; ++it) {
+ sum += (long long) it->first * it->second;
+ }
+ }
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _map.~flat_multimap ();
+#endif
+
+ #pragma omp target exit data map (release: _map)
+
+ bool ok = validate (sum, keys, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__flat_multiset-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__flat_multiset-concurrent.C
new file mode 100644
index 0000000..59b59bf
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__flat_multiset-concurrent.C
@@ -0,0 +1,60 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++23" }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <flat_set>
+#include <algorithm>
+
+// MAX should be less than N to ensure that some duplicates occur.
+#define N 4000
+#define MAX 1000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand () % MAX;
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::flat_multiset<int> set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+ #pragma omp target data map (to: data[:N]) map (alloc: set)
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&set) std::flat_multiset<int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ set.insert (data[i]);
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ sum += i * set.count (i);
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ set.~flat_multiset ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__flat_set-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__flat_set-concurrent.C
new file mode 100644
index 0000000..b255cd5
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__flat_set-concurrent.C
@@ -0,0 +1,67 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++23" }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <flat_set>
+#include <algorithm>
+
+#define N 4000
+#define MAX 16384
+
+void init (int data[])
+{
+ std::flat_set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array.
+ do
+ data[i] = rand () % MAX;
+ while (_set.count (data[i]) != 0);
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::flat_set<int> _set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+ #pragma omp target data map (to: data[:N]) map (alloc: _set)
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_set) std::flat_set<int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _set.insert (data[i]);
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ if (_set.count (i) > 0)
+ sum += i;
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _set.~flat_set ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent-usm.C
new file mode 100644
index 0000000..60d5cee
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__forward_list-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent.C
new file mode 100644
index 0000000..6b0ee65
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__forward_list-concurrent.C
@@ -0,0 +1,83 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <omp.h>
+#include <forward_list>
+#include <algorithm>
+
+#define N 3000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::forward_list<int> &list, int data[])
+{
+ int i = 0;
+ for (auto &v : list)
+ {
+ if (v != data[i] * data[i])
+ return false;
+ ++i;
+ }
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+
+ srand (time (NULL));
+ init (data);
+
+#ifdef MEM_SHARED
+ std::forward_list<int> list (std::begin (data), std::end (data));
+#else
+ std::forward_list<int> list;
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: list)
+#endif
+ {
+#ifndef MEM_SHARED
+ #pragma omp target
+ new (&list) std::forward_list<int> (std::begin (data), std::end (data));
+#endif
+
+ #pragma omp target teams
+ do
+ {
+ int len = N / omp_get_num_teams () + (N % omp_get_num_teams () > 0);
+ int start = len * omp_get_team_num ();
+ if (start >= N)
+ break;
+ if (start + len >= N)
+ len = N - start;
+ auto it = list.begin ();
+ std::advance (it, start);
+ for (int i = 0; i < len; ++i)
+ {
+ *it *= *it;
+ ++it;
+ }
+ } while (false);
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (list, data);
+#ifndef MEM_SHARED
+ list.~forward_list ();
+#endif
+ }
+ }
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__list-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__list-concurrent-usm.C
new file mode 100644
index 0000000..5057bf9
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__list-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__list-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__list-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__list-concurrent.C
new file mode 100644
index 0000000..1f44a17
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__list-concurrent.C
@@ -0,0 +1,83 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <omp.h>
+#include <list>
+#include <algorithm>
+
+#define N 3000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::list<int> &_list, int data[])
+{
+ int i = 0;
+ for (auto &v : _list)
+ {
+ if (v != data[i] * data[i])
+ return false;
+ ++i;
+ }
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+
+ srand (time (NULL));
+ init (data);
+
+#ifdef MEM_SHARED
+ std::list<int> _list (std::begin (data), std::end (data));
+#else
+ std::list<int> _list;
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: _list)
+#endif
+ {
+#ifndef MEM_SHARED
+ #pragma omp target
+ new (&_list) std::list<int> (std::begin (data), std::end (data));
+#endif
+
+ #pragma omp target teams
+ do
+ {
+ int len = N / omp_get_num_teams () + (N % omp_get_num_teams () > 0);
+ int start = len * omp_get_team_num ();
+ if (start >= N)
+ break;
+ if (start + len >= N)
+ len = N - start;
+ auto it = _list.begin ();
+ std::advance (it, start);
+ for (int i = 0; i < len; ++i)
+ {
+ *it *= *it;
+ ++it;
+ }
+ } while (false);
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (_list, data);
+#ifndef MEM_SHARED
+ _list.~list ();
+#endif
+ }
+ }
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__map-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__map-concurrent-usm.C
new file mode 100644
index 0000000..fe37426
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__map-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__map-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__map-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__map-concurrent.C
new file mode 100644
index 0000000..36556ef
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__map-concurrent.C
@@ -0,0 +1,70 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <set>
+#include <map>
+
+#define N 3000
+
+void init (int data[], bool unique)
+{
+ std::set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array if unique is true.
+ do
+ data[i] = rand ();
+ while (unique && _set.find (data[i]) != _set.end ());
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (long long sum, int keys[], int data[])
+{
+ long long total = 0;
+ for (int i = 0; i < N; ++i)
+ total += (long long) keys[i] * data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int keys[N], data[N];
+ std::map<int,int> _map;
+
+ srand (time (NULL));
+ init (keys, true);
+ init (data, false);
+
+#ifndef MEM_SHARED
+ #pragma omp target enter data map (to: keys[:N], data[:N]) map (alloc: _map)
+#endif
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_map) std::map<int,int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _map[keys[i]] = data[i];
+ }
+
+ long long sum = 0;
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < N; ++i)
+ sum += (long long) keys[i] * _map[keys[i]];
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _map.~map ();
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target exit data map (release: _map)
+#endif
+
+ bool ok = validate (sum, keys, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent-usm.C
new file mode 100644
index 0000000..79f9245
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__multimap-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent.C
new file mode 100644
index 0000000..6a4a4e8
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__multimap-concurrent.C
@@ -0,0 +1,68 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <map>
+
+// Make sure that KEY_MAX is less than N to ensure some duplicate keys.
+#define N 3000
+#define KEY_MAX 1000
+
+void init (int data[], int max)
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand () % max;
+}
+
+bool validate (long long sum, int keys[], int data[])
+{
+ long long total = 0;
+ for (int i = 0; i < N; ++i)
+ total += (long long) keys[i] * data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int keys[N], data[N];
+ std::multimap<int,int> _map;
+
+ srand (time (NULL));
+ init (keys, KEY_MAX);
+ init (data, RAND_MAX);
+
+#ifndef MEM_SHARED
+ #pragma omp target enter data map (to: keys[:N], data[:N]) map (alloc: _map)
+#endif
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_map) std::multimap<int,int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _map.insert({keys[i], data[i]});
+ }
+
+ long long sum = 0;
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < KEY_MAX; ++i)
+ {
+ auto range = _map.equal_range (i);
+ for (auto it = range.first; it != range.second; ++it)
+ sum += (long long) it->first * it->second;
+ }
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _map.~multimap ();
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target exit data map (release: _map)
+#endif
+
+ bool ok = validate (sum, keys, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent-usm.C
new file mode 100644
index 0000000..2d80756
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__multiset-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent.C
new file mode 100644
index 0000000..b12402e
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__multiset-concurrent.C
@@ -0,0 +1,62 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include <set>
+#include <algorithm>
+
+// MAX should be less than N to ensure that some duplicates occur.
+#define N 4000
+#define MAX 1000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand () % MAX;
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::multiset<int> set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: set)
+#endif
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&set) std::multiset<int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ set.insert (data[i]);
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ sum += i * set.count (i);
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ set.~multiset ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__numbers.C b/libgomp/testsuite/libgomp.c++/target-std__numbers.C
new file mode 100644
index 0000000..a6b3665
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__numbers.C
@@ -0,0 +1,93 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++20" }
+
+#include <cmath>
+#include <numbers>
+
+#define FP_EQUAL(x,y) (std::abs ((x) - (y)) < 1E-6)
+
+#pragma omp declare target
+template<typename T> bool test_pi ()
+{
+ if (!FP_EQUAL (std::sin (std::numbers::pi_v<T>), (T) 0.0))
+ return false;
+ if (!FP_EQUAL (std::cos (std::numbers::pi_v<T>), (T) -1.0))
+ return false;
+ if (!FP_EQUAL (std::numbers::pi_v<T> * std::numbers::inv_pi_v<T>, (T) 1.0))
+ return false;
+ if (!FP_EQUAL (std::numbers::pi_v<T> * std::numbers::inv_sqrtpi_v<T>
+ * std::numbers::inv_sqrtpi_v<T>, (T) 1.0))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_sqrt ()
+{
+ if (!FP_EQUAL (std::numbers::sqrt2_v<T> * std::numbers::sqrt2_v<T>, (T) 2.0))
+ return false;
+ if (!FP_EQUAL (std::numbers::sqrt3_v<T> * std::numbers::sqrt3_v<T>, (T) 3.0))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_phi ()
+{
+ T myphi = ((T) 1.0 + std::sqrt ((T) 5.0)) / (T) 2.0;
+ if (!FP_EQUAL (myphi, std::numbers::phi_v<T>))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_log ()
+{
+ if (!FP_EQUAL (std::log ((T) 2.0), std::numbers::ln2_v<T>))
+ return false;
+ if (!FP_EQUAL (std::log ((T) 10.0), std::numbers::ln10_v<T>))
+ return false;
+ if (!FP_EQUAL (std::log2 ((T) std::numbers::e), std::numbers::log2e_v<T>))
+ return false;
+ if (!FP_EQUAL (std::log10 ((T) std::numbers::e), std::numbers::log10e_v<T>))
+ return false;
+ return true;
+}
+
+template<typename T> bool test_egamma ()
+{
+ T myegamma = 0.0;
+ #pragma omp parallel for reduction(+:myegamma)
+ for (int k = 2; k < 100000; ++k)
+ myegamma += (std::riemann_zeta (k) - 1) / k;
+ myegamma = (T) 1 - myegamma;
+ if (!FP_EQUAL (myegamma, std::numbers::egamma_v<T>))
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+#define RUN_TEST(func) \
+{ \
+ pass++; \
+ bool ok = test_##func<float> (); \
+ if (!ok) { result = pass; break; } \
+ pass++; \
+ ok = test_##func<double> (); \
+ if (!ok) { result = pass; break; } \
+}
+
+int main (void)
+{
+ int result = 0;
+
+ #pragma omp target map (tofrom: result)
+ do {
+ int pass = 0;
+
+ RUN_TEST (pi);
+ RUN_TEST (sqrt);
+ RUN_TEST (phi);
+ RUN_TEST (log);
+ RUN_TEST (egamma);
+ } while (false);
+
+ return result;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__set-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__set-concurrent-usm.C
new file mode 100644
index 0000000..54f62e3
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__set-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__set-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__set-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__set-concurrent.C
new file mode 100644
index 0000000..cd23128
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__set-concurrent.C
@@ -0,0 +1,68 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <set>
+#include <algorithm>
+
+#define N 4000
+#define MAX 16384
+
+void init (int data[])
+{
+ std::set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array.
+ do
+ data[i] = rand () % MAX;
+ while (_set.find (data[i]) != _set.end ());
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::set<int> _set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: _set)
+#endif
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_set) std::set<int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _set.insert (data[i]);
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ if (_set.find (i) != _set.end ())
+ sum += i;
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _set.~set ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__span-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__span-concurrent-usm.C
new file mode 100644
index 0000000..7ef16bf
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__span-concurrent-usm.C
@@ -0,0 +1,7 @@
+// { dg-additional-options "-std=c++20" }
+
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__span-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__span-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__span-concurrent.C
new file mode 100644
index 0000000..046b3c1
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__span-concurrent.C
@@ -0,0 +1,66 @@
+// { dg-do run }
+// { dg-additional-options "-std=c++20" }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <span>
+
+#define N 64
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::span<int, N> &span, int data[])
+{
+ for (int i = 0; i < N; ++i)
+ if (span[i] != data[i] * data[i])
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+ int elements[N];
+ std::span<int, N> span(elements);
+
+ srand (time (NULL));
+ init (data);
+
+#ifndef MEM_SHARED
+ #pragma omp target enter data map (to: data[:N]) map (alloc: elements, span)
+#endif
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&span) std::span<int, N> (elements);
+#endif
+ std::copy (data, data + N, span.begin ());
+ }
+
+ #pragma omp target teams distribute parallel for
+ for (int i = 0; i < N; ++i)
+ span[i] *= span[i];
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (span, data);
+#ifndef MEM_SHARED
+ span.~span ();
+#endif
+ }
+
+#ifndef MEM_SHARED
+ #pragma omp target exit data map (release: elements, span)
+#endif
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__unordered_map-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__unordered_map-concurrent.C
new file mode 100644
index 0000000..00d7943
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__unordered_map-concurrent.C
@@ -0,0 +1,66 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <set>
+#include <unordered_map>
+
+#define N 3000
+
+void init (int data[], bool unique)
+{
+ std::set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array if unique is true.
+ do
+ data[i] = rand ();
+ while (unique && _set.count (data[i]) > 0);
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (long long sum, int keys[], int data[])
+{
+ long long total = 0;
+ for (int i = 0; i < N; ++i)
+ total += (long long) keys[i] * data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int keys[N], data[N];
+ std::unordered_map<int,int> _map;
+
+ srand (time (NULL));
+ init (keys, true);
+ init (data, false);
+
+ #pragma omp target enter data map (to: keys[:N], data[:N]) map (alloc: _map)
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_map) std::unordered_map<int,int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _map[keys[i]] = data[i];
+ }
+
+ long long sum = 0;
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < N; ++i)
+ sum += (long long) keys[i] * _map[keys[i]];
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _map.~unordered_map ();
+#endif
+
+ #pragma omp target exit data map (release: _map)
+
+ bool ok = validate (sum, keys, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__unordered_multimap-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__unordered_multimap-concurrent.C
new file mode 100644
index 0000000..2567634
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__unordered_multimap-concurrent.C
@@ -0,0 +1,65 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <unordered_map>
+
+// Make sure that KEY_MAX is less than N to ensure some duplicate keys.
+#define N 3000
+#define KEY_MAX 1000
+
+void init (int data[], int max)
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = i % max;
+}
+
+bool validate (long long sum, int keys[], int data[])
+{
+ long long total = 0;
+ for (int i = 0; i < N; ++i)
+ total += (long long) keys[i] * data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int keys[N], data[N];
+ std::unordered_multimap<int,int> _map;
+
+ srand (time (NULL));
+ init (keys, KEY_MAX);
+ init (data, RAND_MAX);
+
+ #pragma omp target enter data map (to: keys[:N], data[:N]) map (alloc: _map)
+
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_map) std::unordered_multimap<int,int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _map.insert({keys[i], data[i]});
+ }
+
+ long long sum = 0;
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < KEY_MAX; ++i)
+ {
+ auto range = _map.equal_range (i);
+ for (auto it = range.first; it != range.second; ++it) {
+ sum += (long long) it->first * it->second;
+ }
+ }
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _map.~unordered_multimap ();
+#endif
+
+ #pragma omp target exit data map (release: _map)
+
+ bool ok = validate (sum, keys, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__unordered_multiset-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__unordered_multiset-concurrent.C
new file mode 100644
index 0000000..da6c875
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__unordered_multiset-concurrent.C
@@ -0,0 +1,59 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <unordered_set>
+#include <algorithm>
+
+// MAX should be less than N to ensure that some duplicates occur.
+#define N 4000
+#define MAX 1000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand () % MAX;
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::unordered_multiset<int> set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+ #pragma omp target data map (to: data[:N]) map (alloc: set)
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&set) std::unordered_multiset<int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ set.insert (data[i]);
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ sum += i * set.count (i);
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ set.~unordered_multiset ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__unordered_set-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__unordered_set-concurrent.C
new file mode 100644
index 0000000..b7bd935
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__unordered_set-concurrent.C
@@ -0,0 +1,66 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <unordered_set>
+#include <algorithm>
+
+#define N 4000
+#define MAX 16384
+
+void init (int data[])
+{
+ std::unordered_set<int> _set;
+ for (int i = 0; i < N; ++i)
+ {
+ // Avoid duplicates in data array.
+ do
+ data[i] = rand () % MAX;
+ while (_set.count (data[i]) != 0);
+ _set.insert (data[i]);
+ }
+}
+
+bool validate (int sum, int data[])
+{
+ int total = 0;
+ for (int i = 0; i < N; ++i)
+ total += data[i];
+ return sum == total;
+}
+
+int main (void)
+{
+ int data[N];
+ std::unordered_set<int> _set;
+ int sum = 0;
+
+ srand (time (NULL));
+ init (data);
+
+ #pragma omp target data map (to: data[:N]) map (alloc: _set)
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&_set) std::unordered_set<int> ();
+#endif
+ for (int i = 0; i < N; ++i)
+ _set.insert (data[i]);
+ }
+
+ #pragma omp target teams distribute parallel for reduction (+:sum)
+ for (int i = 0; i < MAX; ++i)
+ if (_set.count (i) > 0)
+ sum += i;
+
+#ifndef MEM_SHARED
+ #pragma omp target
+ _set.~unordered_set ();
+#endif
+ }
+
+ bool ok = validate (sum, data);
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__valarray-1.C b/libgomp/testsuite/libgomp.c++/target-std__valarray-1.C
new file mode 100644
index 0000000..865cde2
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__valarray-1.C
@@ -0,0 +1,179 @@
+// { dg-additional-options -std=c++20 }
+// { dg-output-file target-std__valarray-1.output }
+
+#include <valarray>
+#include <ostream>
+#include <sstream>
+
+
+/*TODO Work around PR118484 "ICE during IPA pass: cp, segfault in determine_versionability ipa-cp.cc:467".
+
+We can't:
+
+ #pragma omp declare target(std::basic_streambuf<char, std::char_traits<char>>::basic_streambuf)
+
+... because:
+
+ error: overloaded function name ‘std::basic_streambuf<char>::__ct ’ in clause ‘enter’
+
+Therefore, use dummy classes in '#pragma omp declare target':
+*/
+
+#pragma omp declare target
+
+// For 'std::basic_streambuf<char, std::char_traits<char> >::basic_streambuf':
+
+class dummy_basic_streambuf__char
+ : public std::basic_streambuf<char>
+{
+public:
+ dummy_basic_streambuf__char() {}
+};
+
+// For 'std::basic_ios<char, std::char_traits<char> >::basic_ios()':
+
+class dummy_basic_ios__char
+ : public std::basic_ios<char>
+{
+public:
+ dummy_basic_ios__char() {}
+};
+
+#pragma omp end declare target
+
+
+int main()
+{
+ // Due to PR120021 "Offloading vs. C++ 'std::initializer_list'", we can't construct these on the device.
+ std::initializer_list<int> v1_i = {10, 20, 30, 40, 50};
+ const int *v1_i_data = std::data(v1_i);
+ size_t v1_i_size = v1_i.size();
+ std::initializer_list<int> v2_i = {5, 4, 3, 2, 1};
+ const int *v2_i_data = std::data(v2_i);
+ size_t v2_i_size = v2_i.size();
+ std::initializer_list<int> shiftData_i = {1, 2, 3, 4, 5};
+ const int *shiftData_i_data = std::data(shiftData_i);
+ size_t shiftData_i_size = shiftData_i.size();
+#pragma omp target \
+ defaultmap(none) \
+ map(to: v1_i_data[:v1_i_size], v1_i_size, \
+ v2_i_data[:v2_i_size], v2_i_size, \
+ shiftData_i_data[:shiftData_i_size], shiftData_i_size)
+ {
+ /* Manually set up a buffer we can stream into, similar to 'cout << [...]', and print it at the end of region. */
+ std::stringbuf out_b;
+ std::ostream out(&out_b);
+
+ std::valarray<int> v1(v1_i_data, v1_i_size);
+ out << "\nv1:";
+ for (auto val : v1)
+ out << " " << val;
+
+ std::valarray<int> v2(v2_i_data, v2_i_size);
+ out << "\nv2:";
+ for (auto val : v2)
+ out << " " << val;
+
+ std::valarray<int> sum = v1 + v2;
+ out << "\nv1 + v2:";
+ for (auto val : sum)
+ out << " " << val;
+
+ std::valarray<int> diff = v1 - v2;
+ out << "\nv1 - v2:";
+ for (auto val : diff)
+ out << " " << val;
+
+ std::valarray<int> product = v1 * v2;
+ out << "\nv1 * v2:";
+ for (auto val : product)
+ out << " " << val;
+
+ std::valarray<int> quotient = v1 / v2;
+ out << "\nv1 / v2:";
+ for (auto val : quotient)
+ out << " " << val;
+
+ std::valarray<int> squares = pow(v1, 2);
+ out << "\npow(v1, 2):";
+ for (auto val : squares)
+ out << " " << val;
+
+ std::valarray<int> sinhs = sinh(v2);
+ out << "\nsinh(v2):";
+ for (auto val : sinhs)
+ out << " " << val;
+
+ std::valarray<int> logs = log(v1 * v2);
+ out << "\nlog(v1 * v2):";
+ for (auto val : logs)
+ out << " " << val;
+
+ std::valarray<int> data(12);
+ for (size_t i = 0; i < data.size(); ++i)
+ data[i] = i;
+ out << "\nOriginal array:";
+ for (auto val : data)
+ out << " " << val;
+
+ std::slice slice1(2, 5, 1);
+ std::valarray<int> sliced1 = data[slice1];
+ out << "\nSlice(2, 5, 1):";
+ for (auto val : sliced1)
+ out << " " << val;
+
+ std::slice slice2(1, 4, 3);
+ std::valarray<int> sliced2 = data[slice2];
+ out << "\nSlice(1, 4, 3):";
+ for (auto val : sliced2)
+ out << " " << val;
+
+ data[slice1] = 99;
+ out << "\nArray after slice modification:";
+ for (auto val : data)
+ out << " " << val;
+
+ std::valarray<bool> mask = (v1 > 20);
+ out << "\nElements of v1 > 20:";
+ for (size_t i = 0; i < v1.size(); ++i)
+ {
+ if (mask[i])
+ out << " " << v1[i];
+ }
+
+ std::valarray<int> masked = v1[mask];
+ out << "\nMasked array:";
+ for (auto val : masked)
+ out << " " << val;
+
+ std::valarray<int> shiftData(shiftData_i_data, shiftData_i_size);
+ out << "\nOriginal shiftData:";
+ for (auto val : shiftData)
+ out << " " << val;
+
+ std::valarray<int> shifted = shiftData.shift(2);
+ out << "\nshift(2):";
+ for (auto val : shifted)
+ out << " " << val;
+
+ std::valarray<int> cshifted = shiftData.cshift(-1);
+ out << "\ncshift(-1):";
+ for (auto val : cshifted)
+ out << " " << val;
+
+ out << "\nSum(v1): " << v1.sum();
+ out << "\nMin(v1): " << v1.min();
+ out << "\nMax(v1): " << v1.max();
+
+ out << "\n";
+
+ /* Terminate with a NUL. Otherwise, we'd have to use:
+ __builtin_printf("%.*s", (int) out_b_sv.size(), out_b_sv.data());
+ ... which nvptx 'printf', as implemented via PTX 'vprintf', doesn't support (TODO). */
+ out << '\0';
+ std::string_view out_b_sv = out_b.view();
+ __builtin_printf("%s", out_b_sv.data());
+ }
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__valarray-1.output b/libgomp/testsuite/libgomp.c++/target-std__valarray-1.output
new file mode 100644
index 0000000..c441e06
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__valarray-1.output
@@ -0,0 +1,22 @@
+
+v1: 10 20 30 40 50
+v2: 5 4 3 2 1
+v1 + v2: 15 24 33 42 51
+v1 - v2: 5 16 27 38 49
+v1 * v2: 50 80 90 80 50
+v1 / v2: 2 5 10 20 50
+pow(v1, 2): 100 400 900 1600 2500
+sinh(v2): 74 27 10 3 1
+log(v1 * v2): 3 4 4 4 3
+Original array: 0 1 2 3 4 5 6 7 8 9 10 11
+Slice(2, 5, 1): 2 3 4 5 6
+Slice(1, 4, 3): 1 4 7 10
+Array after slice modification: 0 1 99 99 99 99 99 7 8 9 10 11
+Elements of v1 > 20: 30 40 50
+Masked array: 30 40 50
+Original shiftData: 1 2 3 4 5
+shift(2): 3 4 5 0 0
+cshift(-1): 5 1 2 3 4
+Sum(v1): 150
+Min(v1): 10
+Max(v1): 50
diff --git a/libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent-usm.C
new file mode 100644
index 0000000..41ec80e
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__valarray-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent.C
new file mode 100644
index 0000000..8933072b
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__valarray-concurrent.C
@@ -0,0 +1,66 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <valarray>
+
+#define N 50000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::valarray<int> &arr, int data[])
+{
+ for (int i = 0; i < N; ++i)
+ if (arr[i] != data[i] * data[i] + i)
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+
+ srand (time (NULL));
+ init (data);
+
+#ifdef MEM_SHARED
+ std::valarray<int> arr (data, N);
+#else
+ std::valarray<int> arr;
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: arr)
+#endif
+ {
+ #pragma omp target
+ {
+#ifndef MEM_SHARED
+ new (&arr) std::valarray<int> (data, N);
+#endif
+ arr *= arr;
+ }
+
+ #pragma omp target teams distribute parallel for
+ for (int i = 0; i < N; ++i)
+ arr[i] += i;
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (arr, data);
+#ifndef MEM_SHARED
+ arr.~valarray ();
+#endif
+ }
+ }
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c++/target-std__vector-concurrent-usm.C b/libgomp/testsuite/libgomp.c++/target-std__vector-concurrent-usm.C
new file mode 100644
index 0000000..967bff3
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__vector-concurrent-usm.C
@@ -0,0 +1,5 @@
+#pragma omp requires unified_shared_memory self_maps
+
+#define MEM_SHARED
+
+#include "target-std__vector-concurrent.C"
diff --git a/libgomp/testsuite/libgomp.c++/target-std__vector-concurrent.C b/libgomp/testsuite/libgomp.c++/target-std__vector-concurrent.C
new file mode 100644
index 0000000..a94b4cf
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/target-std__vector-concurrent.C
@@ -0,0 +1,63 @@
+// { dg-do run }
+// { dg-additional-options -DMEM_SHARED { target offload_device_shared_as } }
+
+#include <stdlib.h>
+#include <time.h>
+#include <vector>
+
+#define N 50000
+
+void init (int data[])
+{
+ for (int i = 0; i < N; ++i)
+ data[i] = rand ();
+}
+
+#pragma omp declare target
+bool validate (const std::vector<int> &vec, int data[])
+{
+ for (int i = 0; i < N; ++i)
+ if (vec[i] != data[i] * data[i])
+ return false;
+ return true;
+}
+#pragma omp end declare target
+
+int main (void)
+{
+ int data[N];
+ bool ok;
+
+ srand (time (NULL));
+ init (data);
+
+#ifdef MEM_SHARED
+ std::vector<int> vec (data, data + N);
+#else
+ std::vector<int> vec;
+#endif
+
+#ifndef MEM_SHARED
+ #pragma omp target data map (to: data[:N]) map (alloc: vec)
+#endif
+ {
+#ifndef MEM_SHARED
+ #pragma omp target
+ new (&vec) std::vector<int> (data, data + N);
+#endif
+
+ #pragma omp target teams distribute parallel for
+ for (int i = 0; i < N; ++i)
+ vec[i] *= vec[i];
+
+ #pragma omp target map (from: ok)
+ {
+ ok = validate (vec, data);
+#ifndef MEM_SHARED
+ vec.~vector ();
+#endif
+ }
+ }
+
+ return ok ? 0 : 1;
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-10.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-10.c
new file mode 100644
index 0000000..00eb48b
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-10.c
@@ -0,0 +1,64 @@
+/* { dg-do run } */
+
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#define N 64
+
+typedef struct {
+ int *arr;
+ int size;
+} B;
+
+#pragma omp declare mapper (mapB : B myb) map(to: myb.size, myb.arr) \
+ map(tofrom: myb.arr[0:myb.size])
+// While GCC handles more, only default is ...
+#pragma omp declare mapper (default : B myb) map(to: myb.size, myb.arr) \
+ map(tofrom: myb.arr[0:myb.size])
+
+struct A {
+ int *arr1;
+ B *arr2;
+ int arr3[N];
+};
+
+int
+main (int argc, char *argv[])
+{
+ struct A var;
+
+ memset (&var, 0, sizeof var);
+ var.arr1 = (int *) calloc (N, sizeof (int));
+ var.arr2 = (B *) malloc (sizeof (B));
+ var.arr2->arr = (int *) calloc (N, sizeof (float));
+ var.arr2->size = N;
+
+ {
+ // ... permitted here:
+ #pragma omp declare mapper (struct A x) map(to: x.arr1, x.arr2) \
+ map(tofrom: x.arr1[0:N]) \
+ map(mapper(default), tofrom: x.arr2[0:1])
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ {
+ var.arr1[i]++;
+ var.arr2->arr[i]++;
+ }
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ {
+ assert (var.arr1[i] == 1);
+ assert (var.arr2->arr[i] == 1);
+ assert (var.arr3[i] == 0);
+ }
+
+ free (var.arr1);
+ free (var.arr2->arr);
+ free (var.arr2);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-11.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-11.c
new file mode 100644
index 0000000..942d6a5
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-11.c
@@ -0,0 +1,59 @@
+/* { dg-do run } */
+
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#define N 64
+
+typedef struct B_tag {
+ int *arr;
+ int size;
+} B;
+
+#pragma omp declare mapper (B myb) map(to: myb.size, myb.arr) \
+ map(tofrom: myb.arr[0:myb.size])
+
+struct A {
+ int *arr1;
+ B *arr2;
+ int arr3[N];
+};
+
+int
+main (int argc, char *argv[])
+{
+ struct A var;
+
+ memset (&var, 0, sizeof var);
+ var.arr1 = (int *) calloc (N, sizeof (int));
+ var.arr2 = (B *) malloc (sizeof (B));
+ var.arr2->arr = (int *) calloc (N, sizeof (int));
+ var.arr2->size = N;
+
+ {
+ #pragma omp declare mapper (struct A x) map(to: x.arr1, x.arr2) \
+ map(tofrom: x.arr1[0:N]) map(tofrom: x.arr2[0:1])
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ {
+ var.arr1[i]++;
+ var.arr2->arr[i]++;
+ }
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ {
+ assert (var.arr1[i] == 1);
+ assert (var.arr2->arr[i] == 1);
+ assert (var.arr3[i] == 0);
+ }
+
+ free (var.arr1);
+ free (var.arr2->arr);
+ free (var.arr2);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c
new file mode 100644
index 0000000..cfc6a91
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c
@@ -0,0 +1,94 @@
+/* { dg-do run } */
+
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#define N 64
+
+typedef struct {
+ int *arr;
+ int size;
+} B;
+
+#pragma omp declare mapper (samename : B myb) map(to: myb.size, myb.arr) \
+ map(tofrom: myb.arr[0:myb.size])
+// While GCC handles more, only default is ...
+#pragma omp declare mapper (default : B myb) map(to: myb.size, myb.arr) \
+ map(tofrom: myb.arr[0:myb.size])
+typedef struct {
+ int *arr;
+ int size;
+} C;
+
+
+struct A {
+ int *arr1;
+ B *arr2;
+ C *arr3;
+};
+
+int
+main (int argc, char *argv[])
+{
+ struct A var;
+
+ memset (&var, 0, sizeof var);
+ var.arr1 = (int *) calloc (N, sizeof (int));
+ var.arr2 = (B *) malloc (sizeof (B));
+ var.arr2->arr = (int *) calloc (N, sizeof (int));
+ var.arr2->size = N;
+ var.arr3 = (C *) malloc (sizeof (C));
+ var.arr3->arr = (int *) calloc (N, sizeof (int));
+ var.arr3->size = N;
+
+ {
+ // ... permitted here.
+ #pragma omp declare mapper (struct A x) map(to: x.arr1, x.arr2) \
+ map(tofrom: x.arr1[0:N]) \
+ map(mapper(default), tofrom: x.arr2[0:1])
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ {
+ var.arr1[i]++;
+ var.arr2->arr[i]++;
+ }
+ }
+ }
+
+ {
+ #pragma omp declare mapper (samename : C myc) map(to: myc.size, myc.arr) \
+ map(tofrom: myc.arr[0:myc.size])
+ // While GCC handles more, only default is ...
+ #pragma omp declare mapper (default : C myc) map(to: myc.size, myc.arr) \
+ map(tofrom: myc.arr[0:myc.size])
+ // ... permitted here.
+ #pragma omp declare mapper (struct A x) map(to: x.arr1, x.arr3) \
+ map(tofrom: x.arr1[0:N]) \
+ map(mapper( default ) , tofrom: *x.arr3)
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ {
+ var.arr1[i]++;
+ var.arr3->arr[i]++;
+ }
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ {
+ assert (var.arr1[i] == 2);
+ assert (var.arr2->arr[i] == 1);
+ assert (var.arr3->arr[i] == 1);
+ }
+
+ free (var.arr1);
+ free (var.arr2->arr);
+ free (var.arr2);
+ free (var.arr3->arr);
+ free (var.arr3);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-13.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-13.c
new file mode 100644
index 0000000..c4784eb
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-13.c
@@ -0,0 +1,55 @@
+/* { dg-do run } */
+
+#include <assert.h>
+
+struct T {
+ int a;
+ int b;
+ int c;
+};
+
+void foo (void)
+{
+ struct T x;
+ x.a = x.b = x.c = 0;
+
+#pragma omp target
+ {
+ x.a++;
+ x.c++;
+ }
+
+ assert (x.a == 1);
+ assert (x.b == 0);
+ assert (x.c == 1);
+}
+
+// An identity mapper. This should do the same thing as the default!
+#pragma omp declare mapper (struct T v) map(v)
+
+void bar (void)
+{
+ struct T x;
+ x.a = x.b = x.c = 0;
+
+#pragma omp target
+ {
+ x.b++;
+ }
+
+#pragma omp target map(x)
+ {
+ x.a++;
+ }
+
+ assert (x.a == 1);
+ assert (x.b == 1);
+ assert (x.c == 0);
+}
+
+int main (int argc, char *argv[])
+{
+ foo ();
+ bar ();
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-14.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-14.c
new file mode 100644
index 0000000..3e6027e
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-14.c
@@ -0,0 +1,57 @@
+/* { dg-do run } */
+
+#include <stdlib.h>
+#include <assert.h>
+
+struct Z {
+ int *arr;
+};
+
+void baz (struct Z *zarr, int len)
+{
+#pragma omp declare mapper (struct Z myvar) map(to: myvar.arr) \
+ map(tofrom: myvar.arr[0:len])
+ zarr[0].arr = (int *) calloc (len, sizeof (int));
+ zarr[5].arr = (int *) calloc (len, sizeof (int));
+
+#pragma omp target map(zarr, *zarr)
+ {
+ for (int i = 0; i < len; i++)
+ zarr[0].arr[i]++;
+ }
+
+#pragma omp target map(zarr, zarr[5])
+ {
+ for (int i = 0; i < len; i++)
+ zarr[5].arr[i]++;
+ }
+
+#pragma omp target map(zarr[5])
+ {
+ for (int i = 0; i < len; i++)
+ zarr[5].arr[i]++;
+ }
+
+#pragma omp target map(zarr, zarr[5:1])
+ {
+ for (int i = 0; i < len; i++)
+ zarr[5].arr[i]++;
+ }
+
+ for (int i = 0; i < len; i++)
+ assert (zarr[0].arr[i] == 1);
+
+ for (int i = 0; i < len; i++)
+ assert (zarr[5].arr[i] == 3);
+
+ free (zarr[5].arr);
+ free (zarr[0].arr);
+}
+
+int
+main (int argc, char *argv[])
+{
+ struct Z myzarr[10];
+ baz (myzarr, 256);
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-9.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-9.c
new file mode 100644
index 0000000..324d535
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-9.c
@@ -0,0 +1,62 @@
+/* { dg-do run } */
+
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#define N 64
+
+struct A {
+ int *arr1;
+ float *arr2;
+ int arr3[N];
+};
+
+int
+main (int argc, char *argv[])
+{
+ struct A var;
+
+ memset (&var, 0, sizeof var);
+ var.arr1 = (int *) calloc (N, sizeof (int));
+ var.arr2 = (float *) calloc (N, sizeof (float));
+
+ {
+ #pragma omp declare mapper (struct A x) map(to: x.arr1) \
+ map(tofrom: x.arr1[0:N])
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ var.arr1[i]++;
+ }
+ }
+
+ {
+ #pragma omp declare mapper (struct A x) map(to: x.arr2) \
+ map(tofrom: x.arr2[0:N])
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ var.arr2[i]++;
+ }
+ }
+
+ {
+ #pragma omp declare mapper (struct A x) map(tofrom: x.arr3[0:N])
+ #pragma omp target
+ {
+ for (int i = 0; i < N; i++)
+ var.arr3[i]++;
+ }
+ }
+
+ for (int i = 0; i < N; i++)
+ {
+ assert (var.arr1[i] == 1);
+ assert (var.arr2[i] == 1);
+ assert (var.arr3[i] == 1);
+ }
+
+ free (var.arr1);
+ free (var.arr2);
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-2.c b/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-2.c
new file mode 100644
index 0000000..b36d2f5
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-2.c
@@ -0,0 +1,62 @@
+// PR libgomp/120444
+// Async version
+
+#include <omp.h>
+
+int main()
+{
+ #pragma omp parallel for
+ for (int dev = omp_initial_device; dev <= omp_get_num_devices (); dev++)
+ {
+ char *ptr = (char *) omp_target_alloc (sizeof(int) * 1024, dev);
+
+ omp_depend_t dep;
+ #pragma omp depobj(dep) depend(inout: ptr)
+
+ /* Play also around with the alignment - as hsa_amd_memory_fill operates
+ on multiples of 4 bytes (uint32_t). */
+
+ for (int start = 0; start < 32; start++)
+ for (int tail = 0; tail < 32; tail++)
+ {
+ unsigned char val = '0' + start + tail;
+#if __cplusplus
+ void *ptr2 = omp_target_memset_async (ptr + start, val,
+ 1024 - start - tail, dev, 0);
+#else
+ void *ptr2 = omp_target_memset_async (ptr + start, val,
+ 1024 - start - tail, dev, 0, nullptr);
+#endif
+ if (ptr + start != ptr2)
+ __builtin_abort ();
+
+ #pragma omp taskwait
+
+ #pragma omp target device(dev) is_device_ptr(ptr) depend(depobj: dep) nowait
+ for (int i = start; i < 1024 - start - tail; i++)
+ {
+ if (ptr[i] != val)
+ __builtin_abort ();
+ ptr[i] += 2;
+ }
+
+ omp_target_memset_async (ptr + start, val + 3,
+ 1024 - start - tail, dev, 1, &dep);
+
+ #pragma omp target device(dev) is_device_ptr(ptr) depend(depobj: dep) nowait
+ for (int i = start; i < 1024 - start - tail; i++)
+ {
+ if (ptr[i] != val + 3)
+ __builtin_abort ();
+ ptr[i] += 1;
+ }
+
+ omp_target_memset_async (ptr + start, val - 3,
+ 1024 - start - tail, dev, 1, &dep);
+
+ #pragma omp taskwait depend (depobj: dep)
+ }
+ #pragma omp depobj(dep) destroy
+ omp_target_free (ptr, dev);
+ }
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-3.c b/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-3.c
new file mode 100644
index 0000000..c0e4fa9
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset-3.c
@@ -0,0 +1,80 @@
+#include <stddef.h>
+#include <stdint.h>
+#include <omp.h>
+
+#define MIN(x,y) ((x) < (y) ? x : y)
+
+enum { N = 524288 + 8 };
+
+static void
+init_val (int8_t *ptr, int val, size_t count)
+{
+ #pragma omp target is_device_ptr(ptr) firstprivate(val, count)
+ __builtin_memset (ptr, val, count);
+}
+
+static void
+check_val (int8_t *ptr, int val, size_t count)
+{
+ if (count == 0)
+ return;
+ #pragma omp target is_device_ptr(ptr) firstprivate(val, count)
+ for (size_t i = 0; i < count; i++)
+ if (ptr[i] != val) __builtin_abort ();
+}
+
+static void
+test_it (int8_t *ptr, int lshift, size_t count)
+{
+ if (N < count + lshift) __builtin_abort ();
+ if (lshift >= 4) __builtin_abort ();
+ ptr += lshift;
+
+ init_val (ptr, 'z', MIN (count + 32, N - lshift));
+
+ omp_target_memset (ptr, '1', count, omp_get_default_device());
+
+ check_val (ptr, '1', count);
+ check_val (ptr + count, 'z', MIN (32, N - lshift - count));
+}
+
+
+int main()
+{
+ size_t size;
+ int8_t *ptr = (int8_t *) omp_target_alloc (N + 3, omp_get_default_device());
+ ptr += (4 - (uintptr_t) ptr % 4) % 4;
+ if ((uintptr_t) ptr % 4 != 0) __builtin_abort ();
+
+ test_it (ptr, 0, 1);
+ test_it (ptr, 3, 1);
+ test_it (ptr, 0, 4);
+ test_it (ptr, 3, 4);
+ test_it (ptr, 0, 5);
+ test_it (ptr, 3, 5);
+ test_it (ptr, 0, 6);
+ test_it (ptr, 3, 6);
+
+ for (int i = 1; i <= 9; i++)
+ {
+ switch (i)
+ {
+ case 1: size = 16; break; // = 2^4 bytes
+ case 2: size = 32; break; // = 2^5 bytes
+ case 3: size = 64; break; // = 2^7 bytes
+ case 4: size = 128; break; // = 2^7 bytes
+ case 5: size = 256; break; // = 2^8 bytes
+ case 6: size = 512; break; // = 2^9 bytes
+ case 7: size = 65536; break; // = 2^16 bytes
+ case 8: size = 262144; break; // = 2^18 bytes
+ case 9: size = 524288; break; // = 2^20 bytes
+ default: __builtin_abort ();
+ }
+ test_it (ptr, 0, size);
+ test_it (ptr, 3, size);
+ test_it (ptr, 0, size + 1);
+ test_it (ptr, 3, size + 1);
+ test_it (ptr, 3, size + 2);
+ }
+ omp_target_free (ptr, omp_get_default_device());
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset.c b/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset.c
new file mode 100644
index 0000000..01909f8
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/omp_target_memset.c
@@ -0,0 +1,62 @@
+// PR libgomp/120444
+
+#include <omp.h>
+
+int main()
+{
+ for (int dev = omp_initial_device; dev < omp_get_num_devices (); dev++)
+ {
+ char *ptr = (char *) omp_target_alloc (sizeof(int) * 1024, dev);
+
+ /* Play also around with the alignment - as hsa_amd_memory_fill operates
+ on multiples of 4 bytes (uint32_t). */
+
+ for (int start = 0; start < 32; start++)
+ for (int tail = 0; tail < 32; tail++)
+ {
+ unsigned char val = '0' + start + tail;
+ void *ptr2 = omp_target_memset (ptr + start, val,
+ 1024 - start - tail, dev);
+ if (ptr + start != ptr2)
+ __builtin_abort ();
+
+ #pragma omp target device(dev) is_device_ptr(ptr)
+ for (int i = start; i < 1024 - start - tail; i++)
+ if (ptr[i] != val)
+ __builtin_abort ();
+
+ }
+
+ /* Check 'small' values for correctness. */
+
+ for (int start = 0; start < 32; start++)
+ for (int size = 0; size <= 64 + 32; size++)
+ {
+ omp_target_memset (ptr, 'a' - 2, 1024, dev);
+
+ unsigned char val = '0' + start + size % 32;
+ void *ptr2 = omp_target_memset (ptr + start, val, size, dev);
+
+ if (ptr + start != ptr2)
+ __builtin_abort ();
+
+ if (size == 0)
+ continue;
+
+ #pragma omp target device(dev) is_device_ptr(ptr)
+ {
+ for (int i = 0; i < start; i++)
+ if (ptr[i] != 'a' - 2)
+ __builtin_abort ();
+ for (int i = start; i < start + size; i++)
+ if (ptr[i] != val)
+ __builtin_abort ();
+ for (int i = start + size + 1; i < 1024; i++)
+ if (ptr[i] != 'a' - 2)
+ __builtin_abort ();
+ }
+ }
+
+ omp_target_free (ptr, dev);
+ }
+}
diff --git a/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1-O0.c b/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1-O0.c
index 35ec75d..9bf949a 100644
--- a/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1-O0.c
+++ b/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1-O0.c
@@ -1,3 +1,3 @@
/* { dg-additional-options -O0 } */
-#include "../libgomp.oacc-c-c++-common/abi-struct-1.c"
+#include "target-abi-struct-1.c"
diff --git a/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1.c b/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1.c
new file mode 100644
index 0000000..d9268af
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/target-abi-struct-1.c
@@ -0,0 +1 @@
+#include "../libgomp.oacc-c-c++-common/abi-struct-1.c"
diff --git a/libgomp/testsuite/libgomp.fortran/omp_target_memset-2.f90 b/libgomp/testsuite/libgomp.fortran/omp_target_memset-2.f90
new file mode 100644
index 0000000..2641086
--- /dev/null
+++ b/libgomp/testsuite/libgomp.fortran/omp_target_memset-2.f90
@@ -0,0 +1,67 @@
+! PR libgomp/120444
+! Async version
+
+use omp_lib
+use iso_c_binding
+implicit none (type, external)
+integer(c_int) :: dev
+
+!$omp parallel do
+do dev = omp_initial_device, omp_get_num_devices ()
+block
+ integer(c_int) :: i, val, start, tail
+ type(c_ptr) :: ptr, ptr2, tmpptr
+ integer(c_int8_t), pointer, contiguous :: fptr(:)
+ integer(c_intptr_t) :: intptr
+ integer(c_size_t), parameter :: count = 1024
+ integer(omp_depend_kind) :: dep(1)
+
+ ptr = omp_target_alloc (count, dev)
+
+ !$omp depobj(dep(1)) depend(inout: ptr)
+
+ ! Play also around with the alignment - as hsa_amd_memory_fill operates
+ ! on multiples of 4 bytes (c_int32_t)
+
+ do start = 0, 31
+ do tail = 0, 31
+ val = iachar('0') + start + tail
+
+ tmpptr = transfer (transfer (ptr, intptr) + start, tmpptr)
+ ptr2 = omp_target_memset_async (tmpptr, val, count - start - tail, dev, 0)
+
+ if (.not. c_associated (tmpptr, ptr2)) stop 1
+
+ !$omp taskwait
+
+ !$omp target device(dev) is_device_ptr(ptr) depend(depobj: dep(1)) nowait
+ do i = 1 + start, int(count, c_int) - start - tail
+ call c_f_pointer (ptr, fptr, [count])
+ if (fptr(i) /= int (val, c_int8_t)) stop 2
+ fptr(i) = fptr(i) + 2_c_int8_t
+ end do
+ !$omp end target
+
+ ptr2 = omp_target_memset_async (tmpptr, val + 3, &
+ count - start - tail, dev, 1, dep)
+
+ !$omp target device(dev) is_device_ptr(ptr) depend(depobj: dep(1)) nowait
+ do i = 1 + start, int(count, c_int) - start - tail
+ call c_f_pointer (ptr, fptr, [count])
+ if (fptr(i) /= int (val + 3, c_int8_t)) stop 3
+ fptr(i) = fptr(i) - 1_c_int8_t
+ end do
+ !$omp end target
+
+ ptr2 = omp_target_memset_async (tmpptr, val - 3, &
+ count - start - tail, dev, 1, dep)
+
+ !$omp taskwait depend (depobj: dep(1))
+ end do
+ end do
+
+ !$omp depobj(dep(1)) destroy
+ call omp_target_free (ptr, dev);
+end block
+end do
+end
diff --git a/libgomp/testsuite/libgomp.fortran/omp_target_memset.f90 b/libgomp/testsuite/libgomp.fortran/omp_target_memset.f90
new file mode 100644
index 0000000..1ee184a
--- /dev/null
+++ b/libgomp/testsuite/libgomp.fortran/omp_target_memset.f90
@@ -0,0 +1,39 @@
+! PR libgomp/120444
+
+use omp_lib
+use iso_c_binding
+implicit none (type, external)
+
+integer(c_int) :: dev, i, val, start, tail
+type(c_ptr) :: ptr, ptr2, tmpptr
+integer(c_int8_t), pointer, contiguous :: fptr(:)
+integer(c_intptr_t) :: intptr
+integer(c_size_t), parameter :: count = 1024
+
+do dev = omp_initial_device, omp_get_num_devices ()
+ ptr = omp_target_alloc (count, dev)
+
+ ! Play also around with the alignment - as hsa_amd_memory_fill operates
+ ! on multiples of 4 bytes (c_int32_t)
+
+ do start = 0, 31
+ do tail = 0, 31
+ val = iachar('0') + start + tail
+
+ tmpptr = transfer (transfer (ptr, intptr) + start, tmpptr)
+ ptr2 = omp_target_memset (tmpptr, val, count - start - tail, dev)
+
+ if (.not. c_associated (tmpptr, ptr2)) stop 1
+
+ !$omp target device(dev) is_device_ptr(ptr)
+ do i = 1 + start, int(count, c_int) - start - tail
+ call c_f_pointer (ptr, fptr, [count])
+ if (fptr(i) /= int (val, c_int8_t)) stop 2
+ end do
+ !$omp end target
+ end do
+ end do
+
+ call omp_target_free (ptr, dev);
+end do
+end
diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/abi-struct-1.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/abi-struct-1.c
index 8078655..4b54171 100644
--- a/libgomp/testsuite/libgomp.oacc-c-c++-common/abi-struct-1.c
+++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/abi-struct-1.c
@@ -1,6 +1,10 @@
/* Inspired by 'gcc.target/nvptx/abi-struct-arg.c', 'gcc.target/nvptx/abi-struct-ret.c'. */
-/* See also '../libgomp.c-c++-common/target-abi-struct-1-O0.c'. */
+/* See also '../libgomp.c-c++-common/target-abi-struct-1.c'. */
+
+/* To exercise PR119835 (if optimizations enabled): disable inlining, so that
+ GIMPLE passes still see the functions that return aggregate types. */
+#pragma GCC optimize "-fno-inline"
typedef struct {} empty; /* See 'gcc/doc/extend.texi', "Empty Structures". */
typedef struct {char a;} schar;
diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/acc_memcpy_device-1.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/acc_memcpy_device-1.c
new file mode 100644
index 0000000..eda651d
--- /dev/null
+++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/acc_memcpy_device-1.c
@@ -0,0 +1,96 @@
+/* { dg-prune-output "using .vector_length \\(32\\)" } */
+
+/* PR libgomp/93226 */
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <openacc.h>
+
+enum { N = 1024 };
+
+static int D[N];
+#pragma acc declare device_resident(D)
+
+#pragma acc routine
+intptr_t init_d()
+{
+ for (int i = 0; i < N; i++)
+ D[i] = 27*i;
+ return (intptr_t) &D[0];
+}
+
+int
+main ()
+{
+ int *a, *b, *e;
+ void *d_a, *d_b, *d_c, *d_d, *d_e, *d_f;
+ intptr_t intptr;
+ bool fail = false;
+
+ a = (int *) malloc (N*sizeof (int));
+ b = (int *) malloc (N*sizeof (int));
+ e = (int *) malloc (N*sizeof (int));
+ d_c = acc_malloc (N*sizeof (int));
+ d_f = acc_malloc (N*sizeof (int));
+
+ memset (e, 0xff, N*sizeof (int));
+ d_e = acc_copyin (e, N*sizeof (int));
+
+ #pragma acc serial copyout(intptr)
+ intptr = init_d ();
+ d_d = (void*) intptr;
+ acc_memcpy_device (d_c, d_d, N*sizeof (int));
+
+ #pragma acc serial copy(fail) deviceptr(d_c) firstprivate(intptr)
+ {
+ int *cc = (int *) d_c;
+ int *dd = (int *) intptr;
+ for (int i = 0; i < N; i++)
+ if (dd[i] != 27*i || cc[i] != 27*i)
+ {
+ fail = true;
+ __builtin_abort ();
+ }
+ }
+ if (fail) __builtin_abort ();
+
+ for (int i = 0; i < N; i++)
+ a[i] = 11*i;
+ for (int i = 0; i < N; i++)
+ b[i] = 31*i;
+
+ d_a = acc_copyin (a, N*sizeof (int));
+ acc_copyin_async (b, N*sizeof (int), acc_async_noval);
+
+ #pragma acc parallel deviceptr(d_c) async
+ {
+ int *cc = (int *) d_c;
+ #pragma acc loop
+ for (int i = 0; i < N; i++)
+ cc[i] = -17*i;
+ }
+
+ acc_memcpy_device_async (d_d, d_a, N*sizeof (int), acc_async_noval);
+ acc_memcpy_device_async (d_f, d_c, N*sizeof (int), acc_async_noval);
+ acc_wait (acc_async_noval);
+ d_b = acc_deviceptr (b);
+ acc_memcpy_device_async (d_e, d_b, N*sizeof (int), acc_async_noval);
+ acc_wait (acc_async_noval);
+
+ #pragma acc serial deviceptr(d_d, d_e, d_f) copy(fail)
+ {
+ int *dd = (int *) d_d;
+ int *ee = (int *) d_e;
+ int *ff = (int *) d_f;
+ for (int i = 0; i < N; i++)
+ if (dd[i] != 11*i
+ || ee[i] != 31*i
+ || ff[i] != -17*i)
+ {
+ fail = true;
+ __builtin_abort ();
+ }
+ }
+ if (fail) __builtin_abort ();
+}
diff --git a/libgomp/testsuite/libgomp.oacc-fortran/acc_memcpy_device-1.f90 b/libgomp/testsuite/libgomp.oacc-fortran/acc_memcpy_device-1.f90
new file mode 100644
index 0000000..8f3a8f0
--- /dev/null
+++ b/libgomp/testsuite/libgomp.oacc-fortran/acc_memcpy_device-1.f90
@@ -0,0 +1,113 @@
+! { dg-prune-output "using .vector_length \\(32\\)" }
+
+! PR libgomp/93226 */
+
+module m
+ use iso_c_binding
+ use openacc
+ implicit none (external, type)
+
+ integer, parameter :: N = 1024
+
+ integer :: D(N)
+ !$acc declare device_resident(D)
+
+contains
+
+ integer(c_intptr_t) function init_d()
+ !$acc routine
+ integer :: i
+ do i = 1, N
+ D(i) = 27*i
+ end do
+ init_d = loc(D)
+ end
+end module
+
+program main
+ use m
+ implicit none (external, type)
+
+ integer, allocatable, target :: a(:), b(:), e(:)
+ type(c_ptr) :: d_a, d_b, d_c, d_d, d_e, d_f
+ integer(c_intptr_t) intptr
+ integer :: i
+ logical fail
+
+ fail = .false.
+
+ allocate(a(N), b(N), e(N))
+ d_c = acc_malloc (N*c_sizeof (i))
+ d_f = acc_malloc (N*c_sizeof (i))
+
+ e = huge(e)
+ call acc_copyin (e, N*c_sizeof (i));
+ d_e = acc_deviceptr (e);
+
+ !$acc serial copyout(intptr)
+ intptr = init_d ()
+ !$acc end serial
+ d_d = transfer(intptr, d_d)
+ call acc_memcpy_device (d_c, d_d, N*c_sizeof (i))
+
+ !$acc serial copy(fail) copy(a) deviceptr(d_c, d_d) firstprivate(intptr)
+ block
+ integer, pointer :: cc(:), dd(:)
+ call c_f_pointer (d_c, cc, [N])
+ call c_f_pointer (d_d, dd, [N])
+ a = cc
+ do i = 1, N
+ if (dd(i) /= 27*i .or. cc(i) /= 27*i) then
+ fail = .true.
+ stop 1
+ end if
+ end do
+ end block
+ !$acc end serial
+ if (fail) error stop 1
+
+ do i = 1, N
+ a(i) = 11*i
+ b(i) = 31*i
+ end do
+
+ call acc_copyin (a, N*c_sizeof (i))
+ d_a = acc_deviceptr (a)
+ call acc_copyin_async (b, N*c_sizeof (i), acc_async_noval)
+
+ !$acc parallel deviceptr(d_c) private(i) async
+ block
+ integer, pointer :: cc(:)
+ call c_f_pointer (d_c, cc, [N])
+ !$acc loop
+ do i = 1, N
+ cc(i) = -17*i
+ end do
+ end block
+ !$acc end parallel
+
+ call acc_memcpy_device_async (d_d, d_a, N*c_sizeof (i), acc_async_noval)
+ call acc_memcpy_device_async (d_f, d_c, N*c_sizeof (i), acc_async_noval)
+ call acc_wait (acc_async_noval)
+ d_b = acc_deviceptr (b)
+ call acc_memcpy_device_async (d_e, d_b, N*c_sizeof (i), acc_async_noval)
+ call acc_wait (acc_async_noval)
+
+ !$acc serial deviceptr(d_d, d_e, d_f) private(i) copy(fail)
+ block
+ integer, pointer :: dd(:), ee(:), ff(:)
+ call c_f_pointer (d_d, dd, [N])
+ call c_f_pointer (d_e, ee, [N])
+ call c_f_pointer (d_f, ff, [N])
+ do i = 1, N
+ if (dd(i) /= 11*i &
+ .or. ee(i) /= 31*i &
+ .or. ff(i) /= -17*i) then
+ fail = .true.
+ stop 2
+ end if
+ end do
+ end block
+ !$acc end serial
+ if (fail) error stop 2
+end