Merge BUILT_IN_GOACC_HOST_DATA into BUILT_IN_GOACC_DATA_START

	gcc/
	* omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
	* omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
	instead.
	libgomp/
	* libgomp.map (GOACC_2.0): Remove GOACC_host_data.
	* oacc-parallel.c (GOACC_host_data): Remove function definition.

From-SVN: r233074

6 files changed, 10 insertions, 47 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 05741331..9a2cec8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2016-02-02  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
+	* omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
+	instead.
+
 2016-02-02  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/69606
diff --git a/gcc/omp-builtins.def b/gcc/omp-builtins.def
index 60199b0..ea012df 100644
--- a/gcc/omp-builtins.def
+++ b/gcc/omp-builtins.def
@@ -47,8 +47,6 @@ DEF_GOACC_BUILTIN (BUILT_IN_GOACC_UPDATE, "GOACC_update",
 DEF_GOACC_BUILTIN (BUILT_IN_GOACC_WAIT, "GOACC_wait",
 		   BT_FN_VOID_INT_INT_VAR,
 		   ATTR_NOTHROW_LIST)
-DEF_GOACC_BUILTIN (BUILT_IN_GOACC_HOST_DATA, "GOACC_host_data",
-		   BT_FN_VOID_INT_SIZE_PTR_PTR_PTR, ATTR_NOTHROW_LIST)
 
 DEF_GOACC_BUILTIN_COMPILER (BUILT_IN_ACC_ON_DEVICE, "acc_on_device",
 			    BT_FN_INT_INT, ATTR_CONST_NOTHROW_LEAF_LIST)
diff --git a/gcc/omp-low.c b/gcc/omp-low.c
index 0b70274..d41688b 100644
--- a/gcc/omp-low.c
+++ b/gcc/omp-low.c
@@ -13186,6 +13186,7 @@ expand_omp_target (struct omp_region *region)
       start_ix = BUILT_IN_GOACC_PARALLEL;
       break;
     case GF_OMP_TARGET_KIND_OACC_DATA:
+    case GF_OMP_TARGET_KIND_OACC_HOST_DATA:
       start_ix = BUILT_IN_GOACC_DATA_START;
       break;
     case GF_OMP_TARGET_KIND_OACC_UPDATE:
@@ -13197,9 +13198,6 @@ expand_omp_target (struct omp_region *region)
     case GF_OMP_TARGET_KIND_OACC_DECLARE:
       start_ix = BUILT_IN_GOACC_DECLARE;
       break;
-    case GF_OMP_TARGET_KIND_OACC_HOST_DATA:
-      start_ix = BUILT_IN_GOACC_HOST_DATA;
-      break;
     default:
       gcc_unreachable ();
     }
@@ -13324,7 +13322,6 @@ expand_omp_target (struct omp_region *region)
     case BUILT_IN_GOACC_DATA_START:
     case BUILT_IN_GOACC_DECLARE:
     case BUILT_IN_GOMP_TARGET_DATA:
-    case BUILT_IN_GOACC_HOST_DATA:
       break;
     case BUILT_IN_GOMP_TARGET:
     case BUILT_IN_GOMP_TARGET_UPDATE:
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 6c9bf6a..250240d 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,5 +1,8 @@
 2016-02-02  Thomas Schwinge  <thomas@codesourcery.com>
 
+	* libgomp.map (GOACC_2.0): Remove GOACC_host_data.
+	* oacc-parallel.c (GOACC_host_data): Remove function definition.
+
 	* testsuite/lib/libgomp.exp: Skip hsa offloading for OpenACC test
 	cases.
 
diff --git a/libgomp/libgomp.map b/libgomp/libgomp.map
index ea9344d..4d42c42 100644
--- a/libgomp/libgomp.map
+++ b/libgomp/libgomp.map
@@ -394,7 +394,6 @@ GOACC_2.0.1 {
   global:
 	GOACC_declare;
 	GOACC_parallel_keyed;
-	GOACC_host_data;
 } GOACC_2.0;
 
 GOMP_PLUGIN_1.0 {
diff --git a/libgomp/oacc-parallel.c b/libgomp/oacc-parallel.c
index f22ba41..bc24651 100644
--- a/libgomp/oacc-parallel.c
+++ b/libgomp/oacc-parallel.c
@@ -490,46 +490,6 @@ GOACC_wait (int async, int num_waits, ...)
     goacc_thread ()->dev->openacc.async_wait_all_async_func (acc_async_noval);
 }
 
-void
-GOACC_host_data (int device, size_t mapnum,
-		 void **hostaddrs, size_t *sizes, unsigned short *kinds)
-{
-  bool host_fallback = device == GOMP_DEVICE_HOST_FALLBACK;
-  struct target_mem_desc *tgt;
-
-#ifdef HAVE_INTTYPES_H
-  gomp_debug (0, "%s: mapnum=%"PRIu64", hostaddrs=%p, size=%p, kinds=%p\n",
-	      __FUNCTION__, (uint64_t) mapnum, hostaddrs, sizes, kinds);
-#else
-  gomp_debug (0, "%s: mapnum=%lu, hostaddrs=%p, sizes=%p, kinds=%p\n",
-	      __FUNCTION__, (unsigned long) mapnum, hostaddrs, sizes, kinds);
-#endif
-
-  goacc_lazy_initialize ();
-
-  struct goacc_thread *thr = goacc_thread ();
-  struct gomp_device_descr *acc_dev = thr->dev;
-
-  /* Host fallback or 'do nothing'.  */
-  if ((acc_dev->capabilities & GOMP_OFFLOAD_CAP_SHARED_MEM)
-      || host_fallback)
-    {
-      tgt = gomp_map_vars (NULL, 0, NULL, NULL, NULL, NULL, true,
-			   GOMP_MAP_VARS_OPENACC);
-      tgt->prev = thr->mapped_data;
-      thr->mapped_data = tgt;
-
-      return;
-    }
-
-  gomp_debug (0, "  %s: prepare mappings\n", __FUNCTION__);
-  tgt = gomp_map_vars (acc_dev, mapnum, hostaddrs, NULL, sizes, kinds, true,
-		       GOMP_MAP_VARS_OPENACC);
-  gomp_debug (0, "  %s: mappings prepared\n", __FUNCTION__);
-  tgt->prev = thr->mapped_data;
-  thr->mapped_data = tgt;
-}
-
 int
 GOACC_get_num_threads (void)
 {