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emacs/mps/code/prmccyi6.c
Ken Brown 15bddbabf9 Support the Cygwin build of MPS
* mps/code/prmccyi6.c:
* mps/code/cyi6gc.gmk: New files, for the Cygwin build.

* mps/code/config.h:
* mps/code/lockix.c:
* mps/code/prmcix.c:
* mps/code/protix.c:
* mps/code/protsgix.c:
* mps/code/pthrdext.c:
* mps/code/testthr.h:
* mps/code/thix.c:
* mps/code/vmix.c: Port to Cygwin.

* mps/configure.ac (x86_64-*-cygwin*/no): Add definitions for
Cygwin.

* mps/code/mps.c [MPS_PF_CYI6GC]:
* mps/code/mpstd.h: Define 64-bit Cygwin stuff.

* mps/code/gcbench.c: [MPS_OS_CY]:
* mps/code/djbench.c [MPS_OS_CY]: Include alloca.h.

* mps/code/arenacv.c (TEST_ARENA_SIZE) [MPS_OS_CY]: Increase to
make test pass.  (Bug#74805)

* mps/code/arenavm.c (VMArenaCreate): Avoid compiler warning.
2025-10-08 10:33:45 -04:00

58 lines
2 KiB
C

/* prmccyi6.c: MUTATOR CONTEXT x64 (CYGWIN)
*
* $Id$
* Copyright (c) 2001-2020 Ravenbrook Limited. See end of file for license.
*
* .purpose: Implement the mutator context module. <design/prmc>.
*
*
* ASSUMPTIONS
*
* .sp: The stack pointer in the context is RSP.
*/
#include "prmcix.h"
#include "prmci6.h"
SRCID(prmcfri6, "$Id$");
#if !defined(MPS_OS_CY) || !defined(MPS_ARCH_I6)
#error "prmccyi6.c is specific to MPS_OS_CY and MPS_ARCH_I6"
#endif
Addr MutatorContextSP(MutatorContext context)
{
AVERT(MutatorContext, context);
return (Addr)context->ucontext->uc_mcontext.rsp; /* .sp */
}
/* C. COPYRIGHT AND LICENSE
*
* Copyright (C) 2001-2020 Ravenbrook Limited <https://www.ravenbrook.com/>.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/