OpenACC: Separate enter/exit data ABIs

Move the OpenACC enter and exit data directives from using a single builtin to
having one each.  For most purposes it was easy to tell which was which, from
the clauses given, but it's overhead we can easily avoid, and there may be
future uses where that isn't possible.

	gcc/
	* omp-builtins.def (BUILT_IN_GOACC_ENTER_EXIT_DATA): Split into...
	(BUILT_IN_GOACC_ENTER_DATA, BUILT_IN_GOACC_EXIT_DATA): ... these.
	* gimple.h (enum gf_mask): Split
	'GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA' into
	'GF_OMP_TARGET_KIND_OACC_ENTER_DATA' and
	'GF_OMP_TARGET_KIND_OACC_EXIT_DATA'.
	(is_gimple_omp_oacc): Update.
	* gimple-pretty-print.c (dump_gimple_omp_target): Likewise.
	* gimplify.c (gimplify_omp_target_update): Likewise.
	* omp-expand.c (expand_omp_target, build_omp_regions_1)
	(omp_make_gimple_edges): Likewise.
	* omp-low.c (check_omp_nesting_restrictions, lower_omp_target):
	Likewise.
	gcc/testsuite/
	* c-c++-common/goacc-gomp/nesting-fail-1.c: Adjust patterns.
	* c-c++-common/goacc/finalize-1.c: Likewise.
	* c-c++-common/goacc/mdc-1.c: Likewise.
	* c-c++-common/goacc/nesting-fail-1.c: Likewise.
	* c-c++-common/goacc/struct-enter-exit-data-1.c: Likewise.
	* gfortran.dg/goacc/attach-descriptor.f90: Likewise.
	* gfortran.dg/goacc/finalize-1.f: Likewise.
	* gfortran.dg/goacc/mapping-tests-3.f90: Likewise.
	libgomp/
	* libgomp.map (GOACC_2.0.2): New symbol version.
	* libgomp_g.h (GOACC_enter_data, GOACC_exit_data) New prototypes.
	* oacc-mem.c (GOACC_enter_data, GOACC_exit_data) New functions.

Co-Authored-By: Thomas Schwinge <thomas@codesourcery.com>
diff --git a/gcc/gimple-pretty-print.c b/gcc/gimple-pretty-print.c
index c9c0a66..8be4041 100644
--- a/gcc/gimple-pretty-print.c
+++ b/gcc/gimple-pretty-print.c
@@ -1697,8 +1697,11 @@
     case GF_OMP_TARGET_KIND_OACC_UPDATE:
       kind = " oacc_update";
       break;
-    case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
-      kind = " oacc_enter_exit_data";
+    case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+      kind = " oacc_enter_data";
+      break;
+    case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
+      kind = " oacc_exit_data";
       break;
     case GF_OMP_TARGET_KIND_OACC_DECLARE:
       kind = " oacc_declare";
diff --git a/gcc/gimple.h b/gcc/gimple.h
index 91b92b4..e7dc2a4 100644
--- a/gcc/gimple.h
+++ b/gcc/gimple.h
@@ -161,7 +161,7 @@
     GF_OMP_FOR_KIND_SIMD	= 5,
     GF_OMP_FOR_COMBINED		= 1 << 3,
     GF_OMP_FOR_COMBINED_INTO	= 1 << 4,
-    GF_OMP_TARGET_KIND_MASK	= (1 << 4) - 1,
+    GF_OMP_TARGET_KIND_MASK	= (1 << 5) - 1,
     GF_OMP_TARGET_KIND_REGION	= 0,
     GF_OMP_TARGET_KIND_DATA	= 1,
     GF_OMP_TARGET_KIND_UPDATE	= 2,
@@ -172,18 +172,19 @@
     GF_OMP_TARGET_KIND_OACC_SERIAL = 7,
     GF_OMP_TARGET_KIND_OACC_DATA = 8,
     GF_OMP_TARGET_KIND_OACC_UPDATE = 9,
-    GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA = 10,
-    GF_OMP_TARGET_KIND_OACC_DECLARE = 11,
-    GF_OMP_TARGET_KIND_OACC_HOST_DATA = 12,
+    GF_OMP_TARGET_KIND_OACC_ENTER_DATA = 10,
+    GF_OMP_TARGET_KIND_OACC_EXIT_DATA = 11,
+    GF_OMP_TARGET_KIND_OACC_DECLARE = 12,
+    GF_OMP_TARGET_KIND_OACC_HOST_DATA = 13,
     /* A 'GF_OMP_TARGET_KIND_OACC_PARALLEL' representing an OpenACC 'kernels'
        decomposed part, parallelized.  */
-    GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_PARALLELIZED = 13,
+    GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_PARALLELIZED = 14,
     /* A 'GF_OMP_TARGET_KIND_OACC_PARALLEL' representing an OpenACC 'kernels'
        decomposed part, "gang-single".  */
-    GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_GANG_SINGLE = 14,
+    GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_GANG_SINGLE = 15,
     /* A 'GF_OMP_TARGET_KIND_OACC_DATA' representing an OpenACC 'kernels'
        decomposed parts' 'data' construct.  */
-    GF_OMP_TARGET_KIND_OACC_DATA_KERNELS = 15,
+    GF_OMP_TARGET_KIND_OACC_DATA_KERNELS = 16,
     GF_OMP_TEAMS_HOST		= 1 << 0,
 
     /* True on an GIMPLE_OMP_RETURN statement if the return does not require
@@ -6525,7 +6526,8 @@
 	case GF_OMP_TARGET_KIND_OACC_SERIAL:
 	case GF_OMP_TARGET_KIND_OACC_DATA:
 	case GF_OMP_TARGET_KIND_OACC_UPDATE:
-	case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
+	case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+	case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
 	case GF_OMP_TARGET_KIND_OACC_DECLARE:
 	case GF_OMP_TARGET_KIND_OACC_HOST_DATA:
 	case GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_PARALLELIZED:
diff --git a/gcc/gimplify.c b/gcc/gimplify.c
index 39f5b97..c96d611 100644
--- a/gcc/gimplify.c
+++ b/gcc/gimplify.c
@@ -13383,8 +13383,11 @@
   switch (TREE_CODE (expr))
     {
     case OACC_ENTER_DATA:
+      kind = GF_OMP_TARGET_KIND_OACC_ENTER_DATA;
+      ort = ORT_ACC;
+      break;
     case OACC_EXIT_DATA:
-      kind = GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA;
+      kind = GF_OMP_TARGET_KIND_OACC_EXIT_DATA;
       ort = ORT_ACC;
       break;
     case OACC_UPDATE:
diff --git a/gcc/omp-builtins.def b/gcc/omp-builtins.def
index cfbf1e6..97964f8 100644
--- a/gcc/omp-builtins.def
+++ b/gcc/omp-builtins.def
@@ -35,7 +35,10 @@
 		   BT_FN_VOID_INT_SIZE_PTR_PTR_PTR, ATTR_NOTHROW_LIST)
 DEF_GOACC_BUILTIN (BUILT_IN_GOACC_DATA_END, "GOACC_data_end",
 		   BT_FN_VOID, ATTR_NOTHROW_LIST)
-DEF_GOACC_BUILTIN (BUILT_IN_GOACC_ENTER_EXIT_DATA, "GOACC_enter_exit_data",
+DEF_GOACC_BUILTIN (BUILT_IN_GOACC_ENTER_DATA, "GOACC_enter_data",
+		   BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR,
+		   ATTR_NOTHROW_LIST)
+DEF_GOACC_BUILTIN (BUILT_IN_GOACC_EXIT_DATA, "GOACC_exit_data",
 		   BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR,
 		   ATTR_NOTHROW_LIST)
 DEF_GOACC_BUILTIN (BUILT_IN_GOACC_PARALLEL, "GOACC_parallel_keyed",
diff --git a/gcc/omp-expand.c b/gcc/omp-expand.c
index 0f843ba..f8b1558 100644
--- a/gcc/omp-expand.c
+++ b/gcc/omp-expand.c
@@ -9290,7 +9290,8 @@
     case GF_OMP_TARGET_KIND_OACC_KERNELS:
     case GF_OMP_TARGET_KIND_OACC_SERIAL:
     case GF_OMP_TARGET_KIND_OACC_UPDATE:
-    case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
+    case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+    case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
     case GF_OMP_TARGET_KIND_OACC_DECLARE:
     case GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_PARALLELIZED:
     case GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_GANG_SINGLE:
@@ -9574,8 +9575,11 @@
     case GF_OMP_TARGET_KIND_OACC_UPDATE:
       start_ix = BUILT_IN_GOACC_UPDATE;
       break;
-    case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
-      start_ix = BUILT_IN_GOACC_ENTER_EXIT_DATA;
+    case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+      start_ix = BUILT_IN_GOACC_ENTER_DATA;
+      break;
+    case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
+      start_ix = BUILT_IN_GOACC_EXIT_DATA;
       break;
     case GF_OMP_TARGET_KIND_OACC_DECLARE:
       start_ix = BUILT_IN_GOACC_DECLARE;
@@ -9773,7 +9777,8 @@
 	oacc_set_fn_attrib (child_fn, clauses, &args);
       tagging = true;
       /* FALLTHRU */
-    case BUILT_IN_GOACC_ENTER_EXIT_DATA:
+    case BUILT_IN_GOACC_ENTER_DATA:
+    case BUILT_IN_GOACC_EXIT_DATA:
     case BUILT_IN_GOACC_UPDATE:
       {
 	tree t_async = NULL_TREE;
@@ -10042,7 +10047,8 @@
 		case GF_OMP_TARGET_KIND_OACC_HOST_DATA:
 		case GF_OMP_TARGET_KIND_OACC_DATA_KERNELS:
 		case GF_OMP_TARGET_KIND_OACC_UPDATE:
-		case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
+		case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+		case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
 		case GF_OMP_TARGET_KIND_OACC_DECLARE:
 		  /* ..., other than for those stand-alone directives...  */
 		  region = NULL;
@@ -10299,7 +10305,8 @@
 	case GF_OMP_TARGET_KIND_OACC_HOST_DATA:
 	case GF_OMP_TARGET_KIND_OACC_DATA_KERNELS:
 	case GF_OMP_TARGET_KIND_OACC_UPDATE:
-	case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
+	case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+	case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
 	case GF_OMP_TARGET_KIND_OACC_DECLARE:
 	  cur_region = cur_region->outer;
 	  break;
diff --git a/gcc/omp-low.c b/gcc/omp-low.c
index 2d5cdf6..2cc2a18 100644
--- a/gcc/omp-low.c
+++ b/gcc/omp-low.c
@@ -3646,8 +3646,10 @@
 	    case GF_OMP_TARGET_KIND_OACC_SERIAL: stmt_name = "serial"; break;
 	    case GF_OMP_TARGET_KIND_OACC_DATA: stmt_name = "data"; break;
 	    case GF_OMP_TARGET_KIND_OACC_UPDATE: stmt_name = "update"; break;
-	    case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
-	      stmt_name = "enter/exit data"; break;
+	    case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+	      stmt_name = "enter data"; break;
+	    case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
+	      stmt_name = "exit data"; break;
 	    case GF_OMP_TARGET_KIND_OACC_DECLARE: stmt_name = "declare"; break;
 	    case GF_OMP_TARGET_KIND_OACC_HOST_DATA: stmt_name = "host_data";
 	      break;
@@ -12194,7 +12196,8 @@
     case GF_OMP_TARGET_KIND_OACC_KERNELS:
     case GF_OMP_TARGET_KIND_OACC_SERIAL:
     case GF_OMP_TARGET_KIND_OACC_UPDATE:
-    case GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA:
+    case GF_OMP_TARGET_KIND_OACC_ENTER_DATA:
+    case GF_OMP_TARGET_KIND_OACC_EXIT_DATA:
     case GF_OMP_TARGET_KIND_OACC_DECLARE:
     case GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_PARALLELIZED:
     case GF_OMP_TARGET_KIND_OACC_PARALLEL_KERNELS_GANG_SINGLE:
diff --git a/gcc/testsuite/c-c++-common/goacc-gomp/nesting-fail-1.c b/gcc/testsuite/c-c++-common/goacc-gomp/nesting-fail-1.c
index 1a33242..ddbd247 100644
--- a/gcc/testsuite/c-c++-common/goacc-gomp/nesting-fail-1.c
+++ b/gcc/testsuite/c-c++-common/goacc-gomp/nesting-fail-1.c
@@ -162,8 +162,8 @@
 #pragma acc data /* { dg-error "OpenACC .data. construct inside of OpenMP .target. region" } */
     ;
 #pragma acc update host(i) /* { dg-error "OpenACC .update. construct inside of OpenMP .target. region" } */
-#pragma acc enter data copyin(i) /* { dg-error "OpenACC .enter/exit data. construct inside of OpenMP .target. region" } */
-#pragma acc exit data delete(i) /* { dg-error "OpenACC .enter/exit data. construct inside of OpenMP .target. region" } */
+#pragma acc enter data copyin(i) /* { dg-error "OpenACC .enter data. construct inside of OpenMP .target. region" } */
+#pragma acc exit data delete(i) /* { dg-error "OpenACC .exit data. construct inside of OpenMP .target. region" } */
 #pragma acc loop /* { dg-error "loop directive must be associated with an OpenACC compute region" } */
     for (i = 0; i < 2; ++i)
       ;
diff --git a/gcc/testsuite/c-c++-common/goacc/finalize-1.c b/gcc/testsuite/c-c++-common/goacc/finalize-1.c
index 3d64b2e..54bf1b7 100644
--- a/gcc/testsuite/c-c++-common/goacc/finalize-1.c
+++ b/gcc/testsuite/c-c++-common/goacc/finalize-1.c
@@ -13,25 +13,25 @@
 {
 #pragma acc exit data delete (del_r)
 /* { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(release:del_r\\);$" 1 "original" } }
-   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(release:del_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } } */
+   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(release:del_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } } */
 
 #pragma acc exit data finalize delete (del_f)
 /* { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(release:del_f\\) finalize;$" 1 "original" } }
-   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(delete:del_f \\\[len: \[0-9\]+\\\]\\) finalize$" 1 "gimple" } } */
+   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(delete:del_f \\\[len: \[0-9\]+\\\]\\) finalize$" 1 "gimple" } } */
 
 #pragma acc exit data finalize delete (del_f_p[2:5])
 /* { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(release:\\*\\(del_f_p \\+ 2\\) \\\[len: 5\\\]\\) map\\(firstprivate:del_f_p \\\[pointer assign, bias: 2\\\]\\) finalize;$" 1 "original" } }
-   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(delete:\[^ \]+ \\\[len: 5\\\]\\) finalize$" 1 "gimple" } } */
+   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(delete:\[^ \]+ \\\[len: 5\\\]\\) finalize$" 1 "gimple" } } */
 
 #pragma acc exit data copyout (cpo_r)
 /* { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(from:cpo_r\\);$" 1 "original" } }
-   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(from:cpo_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } } */
+   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(from:cpo_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } } */
 
 #pragma acc exit data copyout (cpo_f) finalize
 /* { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data finalize map\\(from:cpo_f\\);$" 1 "original" } }
-   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data finalize map\\(force_from:cpo_f \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } } */
+   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data finalize map\\(force_from:cpo_f \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } } */
 
 #pragma acc exit data copyout (cpo_f_p[4:10]) finalize
 /* { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data finalize map\\(from:\\*\\(cpo_f_p \\+ 4\\) \\\[len: 10\\\]\\) map\\(firstprivate:cpo_f_p \\\[pointer assign, bias: 4\\\]\\);$" 1 "original" } }
-   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data finalize map\\(force_from:\[^ \]+ \\\[len: 10\\\]\\)$" 1 "gimple" } } */
+   { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data finalize map\\(force_from:\[^ \]+ \\\[len: 10\\\]\\)$" 1 "gimple" } } */
 }
diff --git a/gcc/testsuite/c-c++-common/goacc/mdc-1.c b/gcc/testsuite/c-c++-common/goacc/mdc-1.c
index c9ab7c2..c2b8dc6 100644
--- a/gcc/testsuite/c-c++-common/goacc/mdc-1.c
+++ b/gcc/testsuite/c-c++-common/goacc/mdc-1.c
@@ -43,15 +43,15 @@
   }
 }
 
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.to:s .len: 32.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_data map.to:s .len: 32.." 1 "omplower" } } */
 /* { dg-final { scan-tree-dump-times "pragma omp target oacc_data map.tofrom:.z .len: 40.. map.struct:s .len: 1.. map.alloc:s.a .len: 8.. map.tofrom:._1 .len: 40.. map.attach:s.a .bias: 0.." 1 "omplower" } } */
 /* { dg-final { scan-tree-dump-times "pragma omp target oacc_parallel map.attach:s.e .bias: 0.. map.tofrom:s .len: 32" 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.attach:a .bias: 0.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.detach:a .bias: 0.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.to:a .len: 8.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.attach:s.e .bias: 0.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.detach:s.e .bias: 0.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_data map.attach:a .bias: 0.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_exit_data map.detach:a .bias: 0.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_data map.to:a .len: 8.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_data map.attach:s.e .bias: 0.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_exit_data map.detach:s.e .bias: 0.." 1 "omplower" } } */
 /* { dg-final { scan-tree-dump-times "pragma omp target oacc_data map.attach:s.e .bias: 0.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data map.release:a .len: 8.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data finalize map.force_detach:a .bias: 0.." 1 "omplower" } } */
-/* { dg-final { scan-tree-dump-times "pragma omp target oacc_enter_exit_data finalize map.force_detach:s.a .bias: 0.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_exit_data map.release:a .len: 8.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_exit_data finalize map.force_detach:a .bias: 0.." 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "pragma omp target oacc_exit_data finalize map.force_detach:s.a .bias: 0.." 1 "omplower" } } */
diff --git a/gcc/testsuite/c-c++-common/goacc/nesting-fail-1.c b/gcc/testsuite/c-c++-common/goacc/nesting-fail-1.c
index 93a9111..5cfb327 100644
--- a/gcc/testsuite/c-c++-common/goacc/nesting-fail-1.c
+++ b/gcc/testsuite/c-c++-common/goacc/nesting-fail-1.c
@@ -14,8 +14,8 @@
 #pragma acc data /* { dg-error ".data. construct inside of .parallel. region" } */
     ;
 #pragma acc update host(i) /* { dg-error ".update. construct inside of .parallel. region" } */
-#pragma acc enter data copyin(i) /* { dg-error ".enter/exit data. construct inside of .parallel. region" } */
-#pragma acc exit data delete(i) /* { dg-error ".enter/exit data. construct inside of .parallel. region" } */
+#pragma acc enter data copyin(i) /* { dg-error ".enter data. construct inside of .parallel. region" } */
+#pragma acc exit data delete(i) /* { dg-error ".exit data. construct inside of .parallel. region" } */
   }
 }
 
@@ -33,8 +33,8 @@
 #pragma acc data /* { dg-error ".data. construct inside of .kernels. region" } */
     ;
 #pragma acc update host(i) /* { dg-error ".update. construct inside of .kernels. region" } */
-#pragma acc enter data copyin(i) /* { dg-error ".enter/exit data. construct inside of .kernels. region" } */
-#pragma acc exit data delete(i) /* { dg-error ".enter/exit data. construct inside of .kernels. region" } */
+#pragma acc enter data copyin(i) /* { dg-error ".enter data. construct inside of .kernels. region" } */
+#pragma acc exit data delete(i) /* { dg-error ".exit data. construct inside of .kernels. region" } */
   }
 }
 
diff --git a/gcc/testsuite/c-c++-common/goacc/struct-enter-exit-data-1.c b/gcc/testsuite/c-c++-common/goacc/struct-enter-exit-data-1.c
index df405e4..9e5d3f2 100644
--- a/gcc/testsuite/c-c++-common/goacc/struct-enter-exit-data-1.c
+++ b/gcc/testsuite/c-c++-common/goacc/struct-enter-exit-data-1.c
@@ -20,8 +20,8 @@
   struct str s = { .a = 0, .b = b, .c = c, .d = 0, .e = e, .f = 0 };
 
 #pragma acc enter data copyin(s.a, s.b[0:N], s.c[0:N] /* , s.d */ /* , s.e[0:N] */, s.f)
-  /* { dg-final { scan-tree-dump {(?n)#pragma omp target oacc_enter_exit_data map\(struct:s \[len: 4\]\) map\(to:s.a \[len: [0-9]+\]\) map\(alloc:s.b \[len: [0-9]+\]\) map\(alloc:s.c \[len: [0-9]+\]\) map\(to:s.f \[len: [0-9]+\]\) map\(to:\*[_0-9]+ \[len: [0-9]+\]\) map\(attach:s.b \[bias: 0\]\) map\(to:\*[_0-9]+ \[len: [0-9]+\]\) map\(attach:s.c \[bias: 0\]\)$} gimple } } */
+  /* { dg-final { scan-tree-dump {(?n)#pragma omp target oacc_enter_data map\(struct:s \[len: 4\]\) map\(to:s.a \[len: [0-9]+\]\) map\(alloc:s.b \[len: [0-9]+\]\) map\(alloc:s.c \[len: [0-9]+\]\) map\(to:s.f \[len: [0-9]+\]\) map\(to:\*[_0-9]+ \[len: [0-9]+\]\) map\(attach:s.b \[bias: 0\]\) map\(to:\*[_0-9]+ \[len: [0-9]+\]\) map\(attach:s.c \[bias: 0\]\)$} gimple } } */
 
 #pragma acc exit data copyout(s.a, s.b[0:N], s.c[0:N] /* , s.d */ /* , s.e[0:N] */, s.f)
-  /* { dg-final { scan-tree-dump {(?n)#pragma omp target oacc_enter_exit_data map\(from:s.a \[len: [0-9]+\]\) map\(release:s.b \[len: [0-9]+\]\) map\(release:s.c \[len: [0-9]+\]\) map\(from:s.f \[len: [0-9]+\]\) map\(from:\*[_0-9]+ \[len: [0-9]+\]\) map\(detach:s.b \[bias: 0\]\) map\(from:\*[_0-9]+ \[len: [0-9]+\]\) map\(detach:s.c \[bias: 0\]\)$} gimple } } */
+  /* { dg-final { scan-tree-dump {(?n)#pragma omp target oacc_exit_data map\(from:s.a \[len: [0-9]+\]\) map\(release:s.b \[len: [0-9]+\]\) map\(release:s.c \[len: [0-9]+\]\) map\(from:s.f \[len: [0-9]+\]\) map\(from:\*[_0-9]+ \[len: [0-9]+\]\) map\(detach:s.b \[bias: 0\]\) map\(from:\*[_0-9]+ \[len: [0-9]+\]\) map\(detach:s.c \[bias: 0\]\)$} gimple } } */
 }
diff --git a/gcc/testsuite/gfortran.dg/goacc/attach-descriptor.f90 b/gcc/testsuite/gfortran.dg/goacc/attach-descriptor.f90
index 373bdcb..8c2ee4a 100644
--- a/gcc/testsuite/gfortran.dg/goacc/attach-descriptor.f90
+++ b/gcc/testsuite/gfortran.dg/goacc/attach-descriptor.f90
@@ -12,11 +12,11 @@
 
   !$acc enter data attach(myvar%arr2, myptr)
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc enter data map\\(attach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(attach:\\(integer\\(kind=4\\)\\\[0:\\\] \\*\\) myptr\\.data \\\[bias: 0\\\]\\);$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(attach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(attach:myptr\\.data \\\[bias: 0\\\]\\)$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_data map\\(attach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(attach:myptr\\.data \\\[bias: 0\\\]\\)$" 1 "gimple" } }
 
   !$acc exit data detach(myvar%arr2, myptr)
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(detach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(detach:\\(integer\\(kind=4\\)\\\[0:\\\] \\*\\) myptr\\.data \\\[bias: 0\\\]\\);$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(detach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(detach:myptr\\.data \\\[bias: 0\\\]\\)$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(detach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(detach:myptr\\.data \\\[bias: 0\\\]\\)$" 1 "gimple" } }
 
   ! Test valid usage and processing of the finalize clause.
   !$acc exit data detach(myvar%arr2, myptr) finalize
@@ -24,6 +24,6 @@
   ! For array-descriptor detaches, we no longer generate a "release" mapping
   ! for the pointed-to data for gimplify.c to turn into "delete".  Make sure
   ! the mapping still isn't there.
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(force_detach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(force_detach:myptr\\.data \\\[bias: 0\\\]\\) finalize$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(force_detach:myvar\\.arr2 \\\[bias: 0\\\]\\) map\\(to:myptr \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(force_detach:myptr\\.data \\\[bias: 0\\\]\\) finalize$" 1 "gimple" } }
 
 end program att
diff --git a/gcc/testsuite/gfortran.dg/goacc/finalize-1.f b/gcc/testsuite/gfortran.dg/goacc/finalize-1.f
index a778858..b706b38 100644
--- a/gcc/testsuite/gfortran.dg/goacc/finalize-1.f
+++ b/gcc/testsuite/gfortran.dg/goacc/finalize-1.f
@@ -13,25 +13,25 @@
 
 !$ACC EXIT DATA DELETE (del_r)
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(release:del_r\\);$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(release:del_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(release:del_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } }
 
 !$ACC EXIT DATA FINALIZE DELETE (del_f)
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(release:del_f\\) finalize;$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(delete:del_f \\\[len: \[0-9\]+\\\]\\) finalize$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(delete:del_f \\\[len: \[0-9\]+\\\]\\) finalize$" 1 "gimple" } }
 
 !$ACC EXIT DATA FINALIZE DELETE (del_f_p(2:5))
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(release:\\*\\(c_char \\*\\) parm\\.0\\.data \\\[len: \[^\\\]\]+\\\]\\) map\\(to:del_f_p \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(alloc:\\(integer\\(kind=1\\)\\\[0:\\\] \\* restrict\\) del_f_p\\.data \\\[pointer assign, bias: \\(.*int.*\\) parm\\.0\\.data - \\(.*int.*\\) del_f_p\\.data\\\]\\) finalize;$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(delete:MEM\\\[\\(c_char \\*\\)\[^\\\]\]+\\\] \\\[len: \[^\\\]\]+\\\]\\) map\\(to:del_f_p \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(alloc:del_f_p\\.data \\\[pointer assign, bias: \[^\\\]\]+\\\]\\) finalize$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(delete:MEM\\\[\\(c_char \\*\\)\[^\\\]\]+\\\] \\\[len: \[^\\\]\]+\\\]\\) map\\(to:del_f_p \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(alloc:del_f_p\\.data \\\[pointer assign, bias: \[^\\\]\]+\\\]\\) finalize$" 1 "gimple" } }
 
 !$ACC EXIT DATA COPYOUT (cpo_r)
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(from:cpo_r\\);$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(from:cpo_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(from:cpo_r \\\[len: \[0-9\]+\\\]\\)$" 1 "gimple" } }
 
 !$ACC EXIT DATA COPYOUT (cpo_f) FINALIZE
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(from:cpo_f\\) finalize;$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(force_from:cpo_f \\\[len: \[0-9\]+\\\]\\) finalize$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(force_from:cpo_f \\\[len: \[0-9\]+\\\]\\) finalize$" 1 "gimple" } }
 
 !$ACC EXIT DATA COPYOUT (cpo_f_p(4:10)) FINALIZE
 ! { dg-final { scan-tree-dump-times "(?n)#pragma acc exit data map\\(from:\\*\\(c_char \\*\\) parm\\.1\\.data \\\[len: \[^\\\]\]+\\\]\\) map\\(to:cpo_f_p \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(alloc:\\(integer\\(kind=1\\)\\\[0:\\\] \\* restrict\\) cpo_f_p\\.data \\\[pointer assign, bias: \\(.*int.*\\) parm\\.1\\.data - \\(.*int.*\\) cpo_f_p\\.data\\\]\\) finalize;$" 1 "original" } }
-! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_enter_exit_data map\\(force_from:MEM\\\[\\(c_char \\*\\)\[^\\\]\]+\\\] \\\[len: \[^\\\]\]+\\\]\\) map\\(to:cpo_f_p \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(alloc:cpo_f_p\\.data \\\[pointer assign, bias: \[^\\\]\]+\\\]\\) finalize$" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma omp target oacc_exit_data map\\(force_from:MEM\\\[\\(c_char \\*\\)\[^\\\]\]+\\\] \\\[len: \[^\\\]\]+\\\]\\) map\\(to:cpo_f_p \\\[pointer set, len: \[0-9\]+\\\]\\) map\\(alloc:cpo_f_p\\.data \\\[pointer assign, bias: \[^\\\]\]+\\\]\\) finalize$" 1 "gimple" } }
       END SUBROUTINE f
diff --git a/gcc/testsuite/gfortran.dg/goacc/mapping-tests-3.f90 b/gcc/testsuite/gfortran.dg/goacc/mapping-tests-3.f90
index 890ca78..662104f 100644
--- a/gcc/testsuite/gfortran.dg/goacc/mapping-tests-3.f90
+++ b/gcc/testsuite/gfortran.dg/goacc/mapping-tests-3.f90
@@ -11,5 +11,5 @@
   type(two) x
 
   !$acc enter data copyin(x%A)
-! { dg-final { scan-tree-dump-times "omp target oacc_enter_exit_data map\\(struct:x \\\[len: 1\\\]\\) map\\(to:x.a \\\[len: \[0-9\]+\\\]\\)" 1 "gimple" } }
+! { dg-final { scan-tree-dump-times "omp target oacc_enter_data map\\(struct:x \\\[len: 1\\\]\\) map\\(to:x.a \\\[len: \[0-9\]+\\\]\\)" 1 "gimple" } }
 end
diff --git a/libgomp/libgomp.map b/libgomp/libgomp.map
index 4ad190a..8ea27b5 100644
--- a/libgomp/libgomp.map
+++ b/libgomp/libgomp.map
@@ -541,6 +541,12 @@
 	GOACC_parallel_keyed;
 } GOACC_2.0;
 
+GOACC_2.0.2 {
+  global:
+	GOACC_enter_data;
+	GOACC_exit_data;
+} GOACC_2.0.1;
+
 GOMP_PLUGIN_1.0 {
   global:
 	GOMP_PLUGIN_malloc;
diff --git a/libgomp/libgomp_g.h b/libgomp/libgomp_g.h
index b66b697..f890a20 100644
--- a/libgomp/libgomp_g.h
+++ b/libgomp/libgomp_g.h
@@ -370,6 +370,10 @@
 
 extern void GOACC_enter_exit_data (int, size_t, void **, size_t *,
 				   unsigned short *, int, int, ...);
+extern void GOACC_enter_data (int, size_t, void **, size_t *,
+			      unsigned short *, int, int, ...);
+extern void GOACC_exit_data (int, size_t, void **, size_t *,
+			     unsigned short *, int, int, ...);
 extern void GOACC_declare (int, size_t, void **, size_t *, unsigned short *);
 
 /* oacc-parallel.c */
diff --git a/libgomp/oacc-mem.c b/libgomp/oacc-mem.c
index f6173b9..123fe15 100644
--- a/libgomp/oacc-mem.c
+++ b/libgomp/oacc-mem.c
@@ -1422,6 +1422,8 @@
     }
 }
 
+/* Legacy entry point (GCC 11 and earlier).  */
+
 void
 GOACC_enter_exit_data (int flags_m, size_t mapnum, void **hostaddrs,
 		       size_t *sizes, unsigned short *kinds, int async,
@@ -1469,6 +1471,30 @@
 }
 
 void
+GOACC_enter_data (int flags_m, size_t mapnum, void **hostaddrs,
+		  size_t *sizes, unsigned short *kinds, int async,
+		  int num_waits, ...)
+{
+  va_list ap;
+  va_start (ap, num_waits);
+  goacc_enter_exit_data_internal (flags_m, mapnum, hostaddrs, sizes, kinds,
+				  true, async, num_waits, &ap);
+  va_end (ap);
+}
+
+void
+GOACC_exit_data (int flags_m, size_t mapnum, void **hostaddrs,
+		 size_t *sizes, unsigned short *kinds, int async,
+		 int num_waits, ...)
+{
+  va_list ap;
+  va_start (ap, num_waits);
+  goacc_enter_exit_data_internal (flags_m, mapnum, hostaddrs, sizes, kinds,
+				  false, async, num_waits, &ap);
+  va_end (ap);
+}
+
+void
 GOACC_declare (int flags_m, size_t mapnum,
 	       void **hostaddrs, size_t *sizes, unsigned short *kinds)
 {