fa4999953d
2019-11-13 Andrew Stubbs <ams@codesourcery.com> Kwok Cheung Yeung <kcy@codesourcery.com> Julian Brown <julian@codesourcery.com> Tom de Vries <tom@codesourcery.com> include/ * gomp-constants.h (GOMP_DEVICE_GCN): Define. (GOMP_VERSION_GCN): Define. libgomp/ * Makefile.am (libgomp_la_SOURCES): Add oacc-target.c. * Makefile.in: Regenerate. * config.h.in (PLUGIN_GCN): Add new undef. * config/accel/openacc.f90 (acc_device_gcn): New parameter. * config/gcn/affinity-fmt.c: New file. * config/gcn/bar.c: New file. * config/gcn/bar.h: New file. * config/gcn/doacross.h: New file. * config/gcn/icv-device.c: New file. * config/gcn/oacc-target.c: New file. * config/gcn/simple-bar.h: New file. * config/gcn/target.c: New file. * config/gcn/task.c: New file. * config/gcn/team.c: New file. * config/gcn/time.c: New file. * configure.ac: Add amdgcn*-*-*. * configure: Regenerate. * configure.tgt: Add amdgcn*-*-*. * libgomp-plugin.h (offload_target_type): Add OFFLOAD_TARGET_TYPE_GCN. * libgomp.h (gcn_thrs): Add amdgcn variant. (set_gcn_thrs): Likewise. (gomp_thread): Likewise. * oacc-int.h (goacc_thread): Likewise. * oacc-target.c: New file. * openacc.f90 (acc_device_gcn): New parameter. * openacc.h (acc_device_t): Add acc_device_gcn. * team.c (gomp_free_pool_helper): Add amdgcn support. Co-Authored-By: Julian Brown <julian@codesourcery.com> Co-Authored-By: Kwok Cheung Yeung <kcy@codesourcery.com> Co-Authored-By: Tom de Vries <tom@codesourcery.com> From-SVN: r278135
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/* Copyright (C) 2015-2019 Free Software Foundation, Inc.
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Contributed by Mentor Embedded.
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This file is part of the GNU Offloading and Multi Processing Library
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(libgomp).
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Libgomp is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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/* This file implements timer routines for AMD GCN. */
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#include "libgomp.h"
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/* According to AMD:
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dGPU RTC is 27MHz
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AGPU RTC is 100MHz
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FIXME: DTRT on an APU. */
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#define RTC_TICKS (1.0 / 27000000.0) /* 27MHz */
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double
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omp_get_wtime (void)
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{
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uint64_t clock;
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asm ("s_memrealtime %0\n\t"
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"s_waitcnt 0" : "=r" (clock));
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return clock * RTC_TICKS;
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}
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double
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omp_get_wtick (void)
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{
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return RTC_TICKS;
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}
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ialias (omp_get_wtime)
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ialias (omp_get_wtick)
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