[OpenACC] Update _OPENACC value and documentation for OpenACC 2.5
2018-XX-YY Thomas Schwinge <thomas@codesourcery.com>
Cesar Philippidis <cesar@codesourcery.com>
gcc/c-family/
* c-cppbuiltin.c (c_cpp_builtins): Update "_OPENACC" to "201510".
gcc/fortran/
* cpp.c (cpp_define_builtins): Update "_OPENACC" to "201510".
* gfortran.texi: Update for OpenACC 2.5.
* Intrinsic.texi: Likewise.
* invoke.texi: Likewise.
gcc/testsuite/
* c-c++-common/cpp/openacc-define-3.c: Update.
* gfortran.dg/openacc-define-3.f90: Likewise.
gcc/
* doc/invoke.texi: Update for OpenACC 2.5.
libgomp/
* libgomp.texi: Update for OpenACC 2.5.
* openacc.f90 (openacc_version): Update to "201510".
* openacc_lib.h (openacc_version): Likewise.
* testsuite/libgomp.oacc-fortran/openacc_version-1.f: Update.
* testsuite/libgomp.oacc-fortran/openacc_version-2.f90: Update.
(cherry picked from gomp-4_0-branch r248057, ccbbcb70569)
---
gcc/c-family/c-cppbuiltin.c | 2 +-
gcc/doc/invoke.texi | 4 +++-
gcc/fortran/cpp.c | 2 +-
gcc/fortran/gfortran.texi | 16 +++++---------
gcc/fortran/intrinsic.texi | 6 +++---
gcc/fortran/invoke.texi | 4 +---
.../c-c++-common/cpp/openacc-define-3.c | 2 +-
.../gfortran.dg/openacc-define-3.f90 | 2 +-
libgomp/libgomp.texi | 21 ++++++++++---------
libgomp/openacc.f90 | 2 +-
libgomp/openacc_lib.h | 2 +-
.../libgomp.oacc-fortran/openacc_version-1.f | 2 +-
.../openacc_version-2.f90 | 2 +-
13 files changed, 31 insertions(+), 36 deletions(-)
@@ -1391,7 +1391,7 @@ c_cpp_builtins (cpp_reader *pfile)
cpp_define (pfile, "__SSP__=1");
if (flag_openacc)
- cpp_define (pfile, "_OPENACC=201306");
+ cpp_define (pfile, "_OPENACC=201510");
if (flag_openmp)
cpp_define (pfile, "_OPENMP=201511");
@@ -2161,10 +2161,12 @@ freestanding and hosted environments.
Enable handling of OpenACC directives @code{#pragma acc} in C/C++ and
@code{!$acc} in Fortran. When @option{-fopenacc} is specified, the
compiler generates accelerated code according to the OpenACC Application
-Programming Interface v2.0 @w{@uref{https://www.openacc.org}}. This option
+Programming Interface v2.5 @w{@uref{https://www.openacc.org}}. This option
implies @option{-pthread}, and thus is only supported on targets that
have support for @option{-pthread}.
+See @uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
+
@item -fopenacc-dim=@var{geom}
@opindex fopenacc-dim
@cindex OpenACC accelerator programming
@@ -165,7 +165,7 @@ cpp_define_builtins (cpp_reader *pfile)
cpp_define (pfile, "_LANGUAGE_FORTRAN=1");
if (flag_openacc)
- cpp_define (pfile, "_OPENACC=201306");
+ cpp_define (pfile, "_OPENACC=201510");
if (flag_openmp)
cpp_define (pfile, "_OPENMP=201511");
@@ -476,9 +476,7 @@ used on real-world programs. In particular, the supported extensions
include OpenMP, Cray-style pointers, some old vendor extensions, and several
Fortran 2003 and Fortran 2008 features, including TR 15581. However, it is
still under development and has a few remaining rough edges.
-There also is initial support for OpenACC.
-Note that this is an experimental feature, incomplete, and subject to
-change in future versions of GCC. See
+There also is support for OpenACC. See
@uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
At present, the GNU Fortran compiler passes the
@@ -538,10 +536,8 @@ status} and @ref{Fortran 2018 status} sections of the documentation.
Additionally, the GNU Fortran compilers supports the OpenMP specification
(version 4.0 and most of the features of the 4.5 version,
@url{http://openmp.org/@/wp/@/openmp-specifications/}).
-There also is initial support for the OpenACC specification (targeting
-version 2.0, @uref{http://www.openacc.org/}).
-Note that this is an experimental feature, incomplete, and subject to
-change in future versions of GCC. See
+There also is support for the OpenACC specification (targeting
+version 2.5, @uref{http://www.openacc.org/}). See
@uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
@node Varying Length Character Strings
@@ -2178,7 +2174,7 @@ influence run-time behavior.
GNU Fortran strives to be compatible to the
@uref{http://www.openacc.org/, OpenACC Application Programming
-Interface v2.0}.
+Interface v2.5}.
To enable the processing of the OpenACC directive @code{!$acc} in
free-form source code; the @code{c$acc}, @code{*$acc} and @code{!$acc}
@@ -2194,9 +2190,7 @@ The OpenACC Fortran runtime library routines are provided both in a
form of a Fortran 90 module named @code{openacc} and in a form of a
Fortran @code{include} file named @file{openacc_lib.h}.
-Note that this is an experimental feature, incomplete, and subject to
-change in future versions of GCC. See
-@uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
+See @uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
@node Argument list functions
@subsection Argument list functions @code{%VAL}, @code{%REF} and @code{%LOC}
@@ -14925,7 +14925,7 @@ kind @code{omp_proc_bind_kind}:
@section OpenACC Module @code{OPENACC}
@table @asis
@item @emph{Standard}:
-OpenACC Application Programming Interface v2.0
+OpenACC Application Programming Interface v2.5
@end table
@@ -14939,9 +14939,9 @@ are listed below.
For details refer to the actual
@uref{http://www.openacc.org/,
-OpenACC Application Programming Interface v2.0}.
+OpenACC Application Programming Interface v2.5}.
@code{OPENACC} provides the scalar default-integer
named constant @code{openacc_version} with a value of the form
@var{yyyymm}, where @code{yyyy} is the year and @var{mm} the month
-of the OpenACC version; for OpenACC v2.0 the value is @code{201306}.
+of the OpenACC version; for OpenACC v2.5 the value is @code{201510}.
@@ -362,9 +362,7 @@ compilation sentinels in free form and @code{c$}, @code{*$} and
@code{!$} sentinels in fixed form, and when linking arranges for the
OpenACC runtime library to be linked in.
-Note that this is an experimental feature, incomplete, and subject to
-change in future versions of GCC. See
-@w{@uref{https://gcc.gnu.org/wiki/OpenACC}} for more information.
+See @w{@uref{https://gcc.gnu.org/wiki/OpenACC}} for more information.
@item -fopenmp
@opindex @code{fopenmp}
@@ -6,6 +6,6 @@
# error _OPENACC not defined
#endif
-#if _OPENACC != 201306
+#if _OPENACC != 201510
# error _OPENACC defined to wrong value
#endif
@@ -6,6 +6,6 @@
# error _OPENACC not defined
#endif
-#if _OPENACC != 201306
+#if _OPENACC != 201510
# error _OPENACC defined to wrong value
#endif
@@ -1819,11 +1819,9 @@ arranges for automatic linking of the OpenACC runtime library
A complete description of all OpenACC directives accepted may be found in
the @uref{https://www.openacc.org, OpenACC} Application Programming
-Interface manual, version 2.0.
+Interface manual, version 2.5.
-Note that this is an experimental feature and subject to
-change in future versions of GCC. See
-@uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
+See @uref{https://gcc.gnu.org/wiki/OpenACC} for more information.
@@ -1835,12 +1833,15 @@ change in future versions of GCC. See
@chapter OpenACC Runtime Library Routines
The runtime routines described here are defined by section 3 of the OpenACC
-specifications in version 2.0.
+specification in version 2.0.
They have C linkage, and do not throw exceptions.
Generally, they are available only for the host, with the exception of
@code{acc_on_device}, which is available for both the host and the
acceleration device.
+This list has not yet been updated for the OpenACC specification in
+version 2.5.
+
@menu
* acc_get_num_devices:: Get number of devices for the given device
type.
@@ -2826,7 +2827,7 @@ A.2.1.4.
@chapter OpenACC Environment Variables
The variables @env{ACC_DEVICE_TYPE} and @env{ACC_DEVICE_NUM}
-are defined by section 4 of the OpenACC specification in version 2.0.
+are defined by section 4 of the OpenACC specification in version 2.5.
The variable @env{GCC_ACC_NOTIFY} is used for diagnostic purposes.
@menu
@@ -2841,7 +2842,7 @@ The variable @env{GCC_ACC_NOTIFY} is used for diagnostic purposes.
@section @code{ACC_DEVICE_TYPE}
@table @asis
@item @emph{Reference}:
-@uref{https://www.openacc.org, OpenACC specification v2.0}, section
+@uref{https://www.openacc.org, OpenACC specification v2.5}, section
4.1.
@end table
@@ -2851,7 +2852,7 @@ The variable @env{GCC_ACC_NOTIFY} is used for diagnostic purposes.
@section @code{ACC_DEVICE_NUM}
@table @asis
@item @emph{Reference}:
-@uref{https://www.openacc.org, OpenACC specification v2.0}, section
+@uref{https://www.openacc.org, OpenACC specification v2.5}, section
4.2.
@end table
@@ -3067,8 +3068,8 @@ is called prior to a call to @code{cudaCreate()}. If @code{cudaCreate()}
is called prior to a call to an OpenACC function, then you must call
@code{acc_set_device_num()}@footnote{More complete information
about @env{ACC_DEVICE_TYPE} and @env{ACC_DEVICE_NUM} can be found in
-sections 4.1 and 4.2 of the @uref{https://www.openacc.org, OpenACC}
-Application Programming Interfaceā€¯, Version 2.0.}
+sections 4.1 and 4.2 of the @uref{https://www.openacc.org, OpenACC
+Application Programming Interface}, version 2.5.}
@@ -530,7 +530,7 @@ module openacc
public :: acc_present_or_create, acc_pcreate, acc_copyout, acc_delete
public :: acc_update_device, acc_update_self, acc_is_present
- integer, parameter :: openacc_version = 201306
+ integer, parameter :: openacc_version = 201510
interface acc_get_num_devices
procedure :: acc_get_num_devices_h
@@ -49,7 +49,7 @@
integer (acc_handle_kind), parameter :: acc_async_noval = -1
integer (acc_handle_kind), parameter :: acc_async_sync = -2
- integer, parameter :: openacc_version = 201306
+ integer, parameter :: openacc_version = 201510
interface acc_get_num_devices
function acc_get_num_devices_h (d)
@@ -4,6 +4,6 @@
implicit none
include "openacc_lib.h"
- if (openacc_version .ne. 201306) STOP 1
+ if (openacc_version .ne. 201510) STOP 1
end program main
@@ -4,6 +4,6 @@ program main
use openacc
implicit none
- if (openacc_version .ne. 201306) STOP 1
+ if (openacc_version .ne. 201510) STOP 1
end program main
--
2.17.1