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/* SPU target-dependent code for GDB, the GNU debugger.
Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef SPU_TDEP_H
#define SPU_TDEP_H
/* Number of registers. */
#define SPU_NUM_REGS 130
#define SPU_NUM_PSEUDO_REGS 6
#define SPU_NUM_GPRS 128
/* Register numbers of various important registers. */
enum spu_regnum
{
/* SPU calling convention. */
SPU_LR_REGNUM = 0, /* Link register. */
SPU_RAW_SP_REGNUM = 1, /* Stack pointer (full register). */
SPU_ARG1_REGNUM = 3, /* First argument register. */
SPU_ARGN_REGNUM = 74, /* Last argument register. */
SPU_SAVED1_REGNUM = 80, /* First call-saved register. */
SPU_SAVEDN_REGNUM = 127, /* Last call-saved register. */
SPU_FP_REGNUM = 127, /* Frame pointer. */
/* Special registers. */
SPU_ID_REGNUM = 128, /* SPU ID register. */
SPU_PC_REGNUM = 129, /* Next program counter. */
SPU_SP_REGNUM = 130, /* Stack pointer (preferred slot). */
SPU_FPSCR_REGNUM = 131, /* Floating point status/control register. */
SPU_SRR0_REGNUM = 132, /* SRR0 register. */
SPU_LSLR_REGNUM = 133, /* Local store limit register. */
SPU_DECR_REGNUM = 134, /* Decrementer value. */
SPU_DECR_STATUS_REGNUM = 135 /* Decrementer status. */
};
/* Local store. */
#define SPU_LS_SIZE 0x40000
/* Address conversions. */
#define SPUADDR(spu, addr) \
((spu) != -1? (ULONGEST)1 << 63 | (ULONGEST)(spu) << 32 | (addr) : (addr))
#define SPUADDR_SPU(addr) \
(((addr) & (ULONGEST)1 << 63)? (ULONGEST)(addr) >> 32 & 0x7fffffff : -1)
#define SPUADDR_ADDR(addr) \
(((addr) & (ULONGEST)1 << 63)? (ULONGEST)(addr) & 0xffffffff : (addr))
#endif
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