50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/* Copyright (C) 2014-2017 Free Software Foundation, Inc.
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This file 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 the
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Free Software Foundation; either version 3, or (at your option) any
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later version.
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This file is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for 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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int *__exitval_ptr;
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extern void __attribute__((noreturn)) exit (int status);
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extern int main (int, void **);
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/* Always setup soft stacks to allow testing with -msoft-stack but without
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-mgomp. 32 is the maximum number of warps in a CTA: the definition here
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must match the external declaration emitted by the compiler. */
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void *__nvptx_stacks[32] __attribute__((shared,nocommon));
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/* Likewise for -muniform-simt. */
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unsigned __nvptx_uni[32] __attribute__((shared,nocommon));
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void __attribute__((kernel))
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__main (int *rval_ptr, int argc, void **argv)
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{
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__exitval_ptr = rval_ptr;
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/* Store something non-zero, so the host knows something went wrong,
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if we fail to reach exit properly. */
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if (rval_ptr)
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*rval_ptr = 255;
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static char stack[131072] __attribute__((aligned(8)));
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__nvptx_stacks[0] = stack + sizeof stack;
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__nvptx_uni[0] = 0;
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exit (main (argc, argv));
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}
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