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* [gcc/devel/omp/gcc-13] Revert "Fix references declared in lexically-enclosing OpenACC data region"
@ 2023-06-19 22:17 Julian Brown
0 siblings, 0 replies; only message in thread
From: Julian Brown @ 2023-06-19 22:17 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:1394fbcfe614958a969fcc6cdc6f3b53c5bcb6da
commit 1394fbcfe614958a969fcc6cdc6f3b53c5bcb6da
Author: Julian Brown <julian@codesourcery.com>
Date: Wed May 17 15:14:50 2023 +0000
Revert "Fix references declared in lexically-enclosing OpenACC data region"
This reverts commit c9cd2bac6a5127a01c6f47e5636a926ac39b5e21.
2023-06-16 Julian Brown <julian@codesourcery.com>
gcc/fortran/
Revert:
* trans-openmp.cc (gfc_omp_finish_clause): Guard addition of clauses for
pointers with DECL_P.
gcc/
Revert:
* gimplify.cc (oacc_array_mapping_info): Add REF field.
(gimplify_scan_omp_clauses): Initialise above field for data blocks
passed by reference.
(gomp_oacc_needs_data_present): Handle references.
(gimplify_adjust_omp_clauses_1): Handle references and optional
arguments for variables declared in lexically-enclosing OpenACC data
region.
Diff:
---
gcc/ChangeLog.omp | 13 +++++++++++
gcc/fortran/ChangeLog.omp | 8 +++++++
gcc/fortran/trans-openmp.cc | 2 +-
gcc/gimplify.cc | 55 ++++++---------------------------------------
4 files changed, 29 insertions(+), 49 deletions(-)
diff --git a/gcc/ChangeLog.omp b/gcc/ChangeLog.omp
index 2b8752dcef2..36bb919108b 100644
--- a/gcc/ChangeLog.omp
+++ b/gcc/ChangeLog.omp
@@ -1,3 +1,16 @@
+2023-06-19 Julian Brown <julian@codesourcery.com>
+
+ Revert:
+ 2019-05-19 Julian Brown <julian@codesourcery.com>
+
+ * gimplify.cc (oacc_array_mapping_info): Add REF field.
+ (gimplify_scan_omp_clauses): Initialise above field for data blocks
+ passed by reference.
+ (gomp_oacc_needs_data_present): Handle references.
+ (gimplify_adjust_omp_clauses_1): Handle references and optional
+ arguments for variables declared in lexically-enclosing OpenACC data
+ region.
+
2023-06-19 Julian Brown <julian@codesourcery.com>
Revert:
diff --git a/gcc/fortran/ChangeLog.omp b/gcc/fortran/ChangeLog.omp
index 9d8a607af13..0f430b1261d 100644
--- a/gcc/fortran/ChangeLog.omp
+++ b/gcc/fortran/ChangeLog.omp
@@ -1,3 +1,11 @@
+2023-06-19 Julian Brown <julian@codesourcery.com>
+
+ Revert:
+ 2019-05-19 Julian Brown <julian@codesourcery.com>
+
+ * trans-openmp.cc (gfc_omp_finish_clause): Guard addition of clauses for
+ pointers with DECL_P.
+
2023-06-19 Julian Brown <julian@codesourcery.com>
Revert:
diff --git a/gcc/fortran/trans-openmp.cc b/gcc/fortran/trans-openmp.cc
index e55c8292d05..96e91a3bc50 100644
--- a/gcc/fortran/trans-openmp.cc
+++ b/gcc/fortran/trans-openmp.cc
@@ -1611,7 +1611,7 @@ gfc_omp_finish_clause (tree c, gimple_seq *pre_p, bool openacc)
tree c2 = NULL_TREE, c3 = NULL_TREE, c4 = NULL_TREE;
tree present = gfc_omp_check_optional_argument (decl, true);
tree orig_decl = NULL_TREE;
- if (DECL_P (decl) && POINTER_TYPE_P (TREE_TYPE (decl)))
+ if (POINTER_TYPE_P (TREE_TYPE (decl)))
{
if (!gfc_omp_privatize_by_reference (decl)
&& !GFC_DECL_GET_SCALAR_POINTER (decl)
diff --git a/gcc/gimplify.cc b/gcc/gimplify.cc
index 3729b986801..80f1f3a657f 100644
--- a/gcc/gimplify.cc
+++ b/gcc/gimplify.cc
@@ -227,7 +227,6 @@ struct oacc_array_mapping_info
tree mapping;
tree pset;
tree pointer;
- tree ref;
};
struct gimplify_omp_ctx
@@ -11248,9 +11247,6 @@ gimplify_scan_omp_clauses (tree *list_p, gimple_seq *pre_p,
}
if (base_ptr
&& OMP_CLAUSE_CODE (base_ptr) == OMP_CLAUSE_MAP
- && !(OMP_CLAUSE_CODE (c) == OMP_CLAUSE_MAP
- && (OMP_CLAUSE_MAP_KIND (c) == GOMP_MAP_ALLOC
- || OMP_CLAUSE_MAP_KIND (c) == GOMP_MAP_POINTER))
&& OMP_CLAUSE_MAP_KIND (c) != GOMP_MAP_TO_PSET
&& ((OMP_CLAUSE_MAP_KIND (base_ptr)
== GOMP_MAP_FIRSTPRIVATE_POINTER)
@@ -11269,19 +11265,6 @@ gimplify_scan_omp_clauses (tree *list_p, gimple_seq *pre_p,
ai.mapping = unshare_expr (c);
ai.pset = pset ? unshare_expr (pset) : NULL;
ai.pointer = unshare_expr (base_ptr);
- ai.ref = NULL_TREE;
- if (TREE_CODE (base_addr) == INDIRECT_REF
- && (TREE_CODE (TREE_TYPE (TREE_OPERAND (base_addr, 0)))
- == REFERENCE_TYPE))
- {
- base_addr = TREE_OPERAND (base_addr, 0);
- tree ref_clause = OMP_CLAUSE_CHAIN (base_ptr);
- gcc_assert ((OMP_CLAUSE_CODE (ref_clause)
- == OMP_CLAUSE_MAP)
- && (OMP_CLAUSE_MAP_KIND (ref_clause)
- == GOMP_MAP_POINTER));
- ai.ref = unshare_expr (ref_clause);
- }
ctx->decl_data_clause->put (base_addr, ai);
}
if (TREE_CODE (TREE_TYPE (decl)) != ARRAY_TYPE)
@@ -12464,15 +12447,11 @@ gomp_oacc_needs_data_present (tree decl)
&& gimplify_omp_ctxp->region_type != ORT_ACC_KERNELS)
return NULL;
- tree type = TREE_TYPE (decl);
- if (TREE_CODE (type) == REFERENCE_TYPE)
- type = TREE_TYPE (type);
-
- if (TREE_CODE (type) != ARRAY_TYPE
- && TREE_CODE (type) != POINTER_TYPE
- && TREE_CODE (type) != RECORD_TYPE
- && (TREE_CODE (type) != POINTER_TYPE
- || TREE_CODE (TREE_TYPE (type)) != ARRAY_TYPE))
+ if (TREE_CODE (TREE_TYPE (decl)) != ARRAY_TYPE
+ && TREE_CODE (TREE_TYPE (decl)) != POINTER_TYPE
+ && TREE_CODE (TREE_TYPE (decl)) != RECORD_TYPE
+ && (TREE_CODE (TREE_TYPE (decl)) != POINTER_TYPE
+ || TREE_CODE (TREE_TYPE (TREE_TYPE (decl))) != ARRAY_TYPE))
return NULL;
decl = get_base_address (decl);
@@ -12626,12 +12605,6 @@ gimplify_adjust_omp_clauses_1 (splay_tree_node n, void *data)
{
tree mapping = array_info->mapping;
tree pointer = array_info->pointer;
- gomp_map_kind presence_kind = GOMP_MAP_FORCE_PRESENT;
- bool no_alloc = (OMP_CLAUSE_CODE (mapping) == OMP_CLAUSE_MAP
- && OMP_CLAUSE_MAP_KIND (mapping) == GOMP_MAP_IF_PRESENT);
-
- if (no_alloc || omp_check_optional_argument (decl, false))
- presence_kind = GOMP_MAP_IF_PRESENT;
if (code == OMP_CLAUSE_FIRSTPRIVATE)
/* Oops, we have the wrong type of clause. Rebuild it. */
@@ -12639,15 +12612,14 @@ gimplify_adjust_omp_clauses_1 (splay_tree_node n, void *data)
OMP_CLAUSE_MAP);
OMP_CLAUSE_DECL (clause) = unshare_expr (OMP_CLAUSE_DECL (mapping));
- OMP_CLAUSE_SET_MAP_KIND (clause, presence_kind);
+ OMP_CLAUSE_SET_MAP_KIND (clause, GOMP_MAP_FORCE_PRESENT);
OMP_CLAUSE_SIZE (clause) = unshare_expr (OMP_CLAUSE_SIZE (mapping));
/* Create a new data clause for the firstprivate pointer. */
tree nc = build_omp_clause (OMP_CLAUSE_LOCATION (clause),
OMP_CLAUSE_MAP);
OMP_CLAUSE_DECL (nc) = unshare_expr (OMP_CLAUSE_DECL (pointer));
- OMP_CLAUSE_SET_MAP_KIND (nc, no_alloc ? GOMP_MAP_FIRSTPRIVATE_POINTER
- : GOMP_MAP_POINTER);
+ OMP_CLAUSE_SET_MAP_KIND (nc, GOMP_MAP_POINTER);
/* For GOMP_MAP_FIRSTPRIVATE_POINTER, this is a bias, not a size. */
OMP_CLAUSE_SIZE (nc) = unshare_expr (OMP_CLAUSE_SIZE (pointer));
@@ -12677,19 +12649,6 @@ gimplify_adjust_omp_clauses_1 (splay_tree_node n, void *data)
OMP_CLAUSE_CHAIN (nc) = OMP_CLAUSE_CHAIN (clause);
OMP_CLAUSE_CHAIN (clause) = psetc ? psetc : nc;
-
- if (array_info->ref)
- {
- tree refc = build_omp_clause (OMP_CLAUSE_LOCATION (clause),
- OMP_CLAUSE_MAP);
- OMP_CLAUSE_DECL (refc)
- = unshare_expr (OMP_CLAUSE_DECL (array_info->ref));
- OMP_CLAUSE_SIZE (refc)
- = unshare_expr (OMP_CLAUSE_SIZE (array_info->ref));
- OMP_CLAUSE_SET_MAP_KIND (refc, GOMP_MAP_POINTER);
- OMP_CLAUSE_CHAIN (refc) = OMP_CLAUSE_CHAIN (nc);
- OMP_CLAUSE_CHAIN (nc) = refc;
- }
}
else if (code == OMP_CLAUSE_FIRSTPRIVATE && (flags & GOVD_EXPLICIT) == 0)
OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT (clause) = 1;
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2023-06-19 22:17 [gcc/devel/omp/gcc-13] Revert "Fix references declared in lexically-enclosing OpenACC data region" Julian Brown
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