Hi!

While working on something else...  ;-)

On 2015-10-27T15:18:00-0500, James Norris <james_nor...@mentor.com> wrote:
> --- a/libgomp/oacc-parallel.c
> +++ b/libgomp/oacc-parallel.c

> +GOACC_declare (int device, size_t mapnum,
> +            void **hostaddrs, size_t *sizes, unsigned short *kinds)
> +{
> +  int i;
> +
> +  for (i = 0; i < mapnum; i++)
> +    {
> +      unsigned char kind = kinds[i] & 0xff;
> +
> +      if (kind == GOMP_MAP_POINTER || kind == GOMP_MAP_TO_PSET)
> +     continue;
> +
> +      switch (kind)
> +     {
> +       case GOMP_MAP_FORCE_ALLOC:
> +       case GOMP_MAP_FORCE_DEALLOC:
> +       case GOMP_MAP_FORCE_FROM:
> +       case GOMP_MAP_FORCE_TO:
> +       case GOMP_MAP_POINTER:
> +[...]

... Andrew had noticed that given that we 'continue' for
'GOMP_MAP_POINTER', we cannot possibly encounter it afterwards.

I've pushed "Clean up 'GOMP_MAP_POINTER' handling in
'libgomp/oacc-parallel.c:GOACC_declare'" to master branch in
commit ae33c6deb158911548a5f1d383b683abb799be4a, see attached.


Also, to facilitate later changes I've pushed "Move
'libgomp/oacc-parallel.c:GOACC_declare' into 'libgomp/oacc-mem.c'" to
master branch in commit 0a77c7033ae4ed05a2f7e78600522610a8d82225, see
attached.


Grüße
 Thomas


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>From ae33c6deb158911548a5f1d383b683abb799be4a Mon Sep 17 00:00:00 2001
From: Andrew Stubbs <a...@codesourcery.com>
Date: Wed, 29 Jul 2020 15:05:45 +0100
Subject: [PATCH 1/2] Clean up 'GOMP_MAP_POINTER' handling in
 'libgomp/oacc-parallel.c:GOACC_declare'

Given that we 'continue' for 'GOMP_MAP_POINTER', we cannot possibly encounter
it afterwards.

Small fix-up for r230275 (commit 6e232ba4246ca324a663ec5ddf0ba4db5cf3fbad)
"[OpenACC] declare directive".

	libgomp/
	* oacc-parallel.c (GOACC_declare): Clean up 'GOMP_MAP_POINTER'
	handling.

Co-Authored-By: Thomas Schwinge <tho...@codesourcery.com>
---
 libgomp/oacc-parallel.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libgomp/oacc-parallel.c b/libgomp/oacc-parallel.c
index cf1baf6291d..d05b3d87097 100644
--- a/libgomp/oacc-parallel.c
+++ b/libgomp/oacc-parallel.c
@@ -747,7 +747,6 @@ GOACC_declare (int flags_m, size_t mapnum,
 	  case GOMP_MAP_FORCE_ALLOC:
 	  case GOMP_MAP_FORCE_FROM:
 	  case GOMP_MAP_FORCE_TO:
-	  case GOMP_MAP_POINTER:
 	  case GOMP_MAP_RELEASE:
 	  case GOMP_MAP_DELETE:
 	    GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
-- 
2.30.2

>From 0a77c7033ae4ed05a2f7e78600522610a8d82225 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <tho...@codesourcery.com>
Date: Tue, 8 Jun 2021 17:15:19 +0200
Subject: [PATCH 2/2] Move 'libgomp/oacc-parallel.c:GOACC_declare' into
 'libgomp/oacc-mem.c'

This deals with data management, after all.

Small fix-up for r230275 (commit 6e232ba4246ca324a663ec5ddf0ba4db5cf3fbad)
"[OpenACC] declare directive".

	libgomp/
	* oacc-parallel.c (GOACC_declare): Move...
	* oacc-mem.c: ... here.
	* libgomp_g.h: Adjust.
---
 libgomp/libgomp_g.h     |  2 +-
 libgomp/oacc-mem.c      | 54 ++++++++++++++++++++++++++++++++++++++
 libgomp/oacc-parallel.c | 57 -----------------------------------------
 3 files changed, 55 insertions(+), 58 deletions(-)

diff --git a/libgomp/libgomp_g.h b/libgomp/libgomp_g.h
index 3cbe0a4ca89..b66b6978202 100644
--- a/libgomp/libgomp_g.h
+++ b/libgomp/libgomp_g.h
@@ -370,6 +370,7 @@ extern void GOACC_wait (int, int, ...);
 
 extern void GOACC_enter_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 */
 
@@ -384,6 +385,5 @@ extern void GOACC_update (int, size_t, void **, size_t *,
 			  unsigned short *, int, int, ...);
 extern int GOACC_get_num_threads (void);
 extern int GOACC_get_thread_num (void);
-extern void GOACC_declare (int, size_t, void **, size_t *, unsigned short *);
 
 #endif /* LIBGOMP_G_H */
diff --git a/libgomp/oacc-mem.c b/libgomp/oacc-mem.c
index 405574dfa2b..056600aca52 100644
--- a/libgomp/oacc-mem.c
+++ b/libgomp/oacc-mem.c
@@ -1461,3 +1461,57 @@ GOACC_enter_exit_data (int flags_m, size_t mapnum, void **hostaddrs,
       thr->api_info = NULL;
     }
 }
+
+void
+GOACC_declare (int flags_m, size_t mapnum,
+	       void **hostaddrs, size_t *sizes, unsigned short *kinds)
+{
+  for (size_t i = 0; i < mapnum; i++)
+    {
+      unsigned char kind = kinds[i] & 0xff;
+
+      if (kind == GOMP_MAP_POINTER || kind == GOMP_MAP_TO_PSET)
+	continue;
+
+      switch (kind)
+	{
+	case GOMP_MAP_FORCE_ALLOC:
+	case GOMP_MAP_FORCE_FROM:
+	case GOMP_MAP_FORCE_TO:
+	case GOMP_MAP_RELEASE:
+	case GOMP_MAP_DELETE:
+	  GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
+				 &kinds[i], GOMP_ASYNC_SYNC, 0);
+	  break;
+
+	case GOMP_MAP_FORCE_DEVICEPTR:
+	  break;
+
+	case GOMP_MAP_ALLOC:
+	  if (!acc_is_present (hostaddrs[i], sizes[i]))
+	    GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
+				   &kinds[i], GOMP_ASYNC_SYNC, 0);
+	  break;
+
+	case GOMP_MAP_TO:
+	  GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
+				 &kinds[i], GOMP_ASYNC_SYNC, 0);
+	  break;
+
+	case GOMP_MAP_FROM:
+	  GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
+				 &kinds[i], GOMP_ASYNC_SYNC, 0);
+	  break;
+
+	case GOMP_MAP_FORCE_PRESENT:
+	  if (!acc_is_present (hostaddrs[i], sizes[i]))
+	    gomp_fatal ("[%p,%ld] is not mapped", hostaddrs[i],
+			(unsigned long) sizes[i]);
+	  break;
+
+	default:
+	  assert (0);
+	  break;
+	}
+    }
+}
diff --git a/libgomp/oacc-parallel.c b/libgomp/oacc-parallel.c
index d05b3d87097..939e09f2b0c 100644
--- a/libgomp/oacc-parallel.c
+++ b/libgomp/oacc-parallel.c
@@ -728,60 +728,3 @@ GOACC_get_thread_num (void)
 {
   return 0;
 }
-
-void
-GOACC_declare (int flags_m, size_t mapnum,
-	       void **hostaddrs, size_t *sizes, unsigned short *kinds)
-{
-  int i;
-
-  for (i = 0; i < mapnum; i++)
-    {
-      unsigned char kind = kinds[i] & 0xff;
-
-      if (kind == GOMP_MAP_POINTER || kind == GOMP_MAP_TO_PSET)
-	continue;
-
-      switch (kind)
-	{
-	  case GOMP_MAP_FORCE_ALLOC:
-	  case GOMP_MAP_FORCE_FROM:
-	  case GOMP_MAP_FORCE_TO:
-	  case GOMP_MAP_RELEASE:
-	  case GOMP_MAP_DELETE:
-	    GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
-				   &kinds[i], GOMP_ASYNC_SYNC, 0);
-	    break;
-
-	  case GOMP_MAP_FORCE_DEVICEPTR:
-	    break;
-
-	  case GOMP_MAP_ALLOC:
-	    if (!acc_is_present (hostaddrs[i], sizes[i]))
-	      GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
-				     &kinds[i], GOMP_ASYNC_SYNC, 0);
-	    break;
-
-	  case GOMP_MAP_TO:
-	    GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
-				   &kinds[i], GOMP_ASYNC_SYNC, 0);
-
-	    break;
-
-	  case GOMP_MAP_FROM:
-	    GOACC_enter_exit_data (flags_m, 1, &hostaddrs[i], &sizes[i],
-				   &kinds[i], GOMP_ASYNC_SYNC, 0);
-	    break;
-
-	  case GOMP_MAP_FORCE_PRESENT:
-	    if (!acc_is_present (hostaddrs[i], sizes[i]))
-	      gomp_fatal ("[%p,%ld] is not mapped", hostaddrs[i],
-			  (unsigned long) sizes[i]);
-	    break;
-
-	  default:
-	    assert (0);
-	    break;
-	}
-    }
-}
-- 
2.30.2

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