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92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/*
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* File cpu_sparc.c
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*
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* Copyright (C) 2009-2009, Eric Pouech
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* Copyright (C) 2010, Austin English
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "dbghelp_private.h"
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#include "winternl.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
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static unsigned sparc_get_addr(HANDLE hThread, const CONTEXT* ctx,
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enum cpu_addr ca, ADDRESS64* addr)
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{
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addr->Mode = AddrModeFlat;
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addr->Segment = 0; /* don't need segment */
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switch (ca)
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{
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#ifdef __sparc__
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case cpu_addr_pc: addr->Offset = ctx->pc; return TRUE;
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case cpu_addr_stack: addr->Offset = ctx->o6; return TRUE;
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case cpu_addr_frame: addr->Offset = ctx->i6; return TRUE;
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#endif
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default: addr->Mode = -1;
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return FALSE;
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}
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}
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static BOOL sparc_stack_walk(struct cpu_stack_walk* csw, LPSTACKFRAME64 frame, CONTEXT* context)
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{
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FIXME("not done for Sparc\n");
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return FALSE;
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}
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static unsigned sparc_map_dwarf_register(unsigned regno)
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{
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if (regno <= 7)
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return CV_SPARC_G0 + regno;
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else if (regno >= 8 && regno <= 15)
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return CV_SPARC_O0 + regno - 8;
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else if (regno >= 16 && regno <= 23)
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return CV_SPARC_L0 + regno - 16;
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else if (regno >= 24 && regno <= 31)
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return CV_SPARC_I0 + regno - 24;
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FIXME("Don't know how to map register %d\n", regno);
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return CV_SPARC_NOREG;
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}
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static void* sparc_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)
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{
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FIXME("not done for Sparc\n");
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return NULL;
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}
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static const char* sparc_fetch_regname(unsigned regno)
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{
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FIXME("Unknown register %x\n", regno);
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return NULL;
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}
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DECLSPEC_HIDDEN struct cpu cpu_sparc = {
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IMAGE_FILE_MACHINE_SPARC,
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4,
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CV_REG_NONE, /* FIXME */
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sparc_get_addr,
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sparc_stack_walk,
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NULL,
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sparc_map_dwarf_register,
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sparc_fetch_context_reg,
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sparc_fetch_regname,
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};
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