/* SPU target-dependent code for GDB, the GNU debugger. Copyright (C) 2006, 2007, 2008, 2009, 2010 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) \ ? (int) ((ULONGEST)(addr) >> 32 & 0x7fffffff) \ : -1) #define SPUADDR_ADDR(addr) \ (((addr) & (ULONGEST)1 << 63)? (ULONGEST)(addr) & 0xffffffff : (addr)) #endif