/* trace.c -- Simulator breakpoints
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/* trace.c -- Simulator breakpoints
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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Copyright (C) 2008 Embecosm Limited
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Copyright (C) 2008 Embecosm Limited
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Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
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This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify it
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This program 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 Free
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under the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your option)
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Software Foundation; either version 3 of the License, or (at your option)
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any later version.
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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more details.
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You should have received a copy of the GNU General Public License along
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You should have received a copy of the GNU General Public License along
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* This program is commented throughout in a fashion suitable for processing
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/* This program is commented throughout in a fashion suitable for processing
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with Doxygen. */
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with Doxygen. */
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/* Autoconf and/or portability configuration */
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/* Autoconf and/or portability configuration */
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#include "config.h"
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#include "config.h"
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/* Package includes */
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/* Package includes */
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#include "trace.h"
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#include "trace.h"
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#include "sim-config.h"
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#include "sim-config.h"
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#include "abstract.h"
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#include "abstract.h"
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#include "labels.h"
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#include "labels.h"
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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/*!Set instruction execution breakpoint
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/*!Set instruction execution breakpoint
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@param[in] addr The address for the breakpoint */
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@param[in] addr The address for the breakpoint */
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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void
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void
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set_insnbrkpoint (oraddr_t addr)
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set_insnbrkpoint (oraddr_t addr)
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{
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{
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addr &= ~ADDR_C (3); /* 32-bit aligned */
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addr &= ~ADDR_C (3); /* 32-bit aligned */
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if (!verify_memoryarea (addr))
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if (!verify_memoryarea (addr))
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{
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{
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PRINTF
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PRINTF
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("WARNING: This breakpoint is out of the simulated memory range.\n");
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("WARNING: This breakpoint is out of the simulated memory range.\n");
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}
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}
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if (has_breakpoint (addr))
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if (has_breakpoint (addr))
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{
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{
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remove_breakpoint (addr);
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remove_breakpoint (addr);
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PRINTF ("\nBreakpoint at 0x%" PRIxADDR " cleared.\n", addr);
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PRINTF ("\nBreakpoint at 0x%" PRIxADDR " cleared.\n", addr);
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}
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}
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else
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else
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{
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{
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add_breakpoint (addr);
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add_breakpoint (addr);
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PRINTF ("\nBreakpoint at 0x%" PRIxADDR " set.\n", addr);
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PRINTF ("\nBreakpoint at 0x%" PRIxADDR " set.\n", addr);
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}
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}
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return;
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return;
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} /* set_insnbrkpoint () */
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} /* set_insnbrkpoint () */
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