/* Definitions to target GDB to GNU/Linux on an ia64 architecture. Copyright 1992, 1993, 2000 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 2 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, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef TM_IA64_H #define TM_IA64_H #if !defined(GDBSERVER) #define GDB_MULTI_ARCH 1 #else /* defines needed for GDBSERVER */ /* ia64 is little endian by default */ #define TARGET_BYTE_ORDER LITTLE_ENDIAN /* Say how long (ordinary) registers are. This is a piece of bogosity used in push_word and a few other places; REGISTER_RAW_SIZE is the real way to know how big a register is. */ #define REGISTER_SIZE 8 #undef NUM_REGS #define NUM_REGS 590 /* Some pseudo register numbers */ #define PC_REGNUM IA64_IP_REGNUM #define SP_REGNUM IA64_GR12_REGNUM #define FP_REGNUM IA64_VFP_REGNUM /* Total amount of space needed to store our copies of the machine's register state, the array `registers'. On the ia64, all registers fit in 64 bits except for the floating point registers which require 84 bits. But 84 isn't a nice number, so we'll just allocate 128 bits for each of these. The expression below says that we need 8 bytes for each register, plus an additional 8 bytes for each of the 128 floating point registers. */ #define REGISTER_BYTES (NUM_REGS*8+128*8) /* Index within `registers' of the first byte of the space for register N. */ #define REGISTER_BYTE(N) (((N) * 8) \ + ((N) <= IA64_FR0_REGNUM ? 0 : 8 * (((N) > IA64_FR127_REGNUM) ? 128 : (N) - IA64_FR0_REGNUM))) /* Number of bytes of storage in the actual machine representation for register N. */ #define REGISTER_RAW_SIZE(N) \ ((IA64_FR0_REGNUM <= (N) && (N) <= IA64_FR127_REGNUM) ? 16 : 8) /* Largest value REGISTER_RAW_SIZE can have. */ #define MAX_REGISTER_RAW_SIZE 16 #define GDBSERVER_RESUME_REGS { IA64_IP_REGNUM, IA64_PSR_REGNUM, SP_REGNUM, IA64_BSP_REGNUM, IA64_CFM_REGNUM } #endif /* GDBSERVER */ /* Register numbers of various important registers */ /* General registers; there are 128 of these 64 bit wide registers. The first 32 are static and the last 96 are stacked. */ #define IA64_GR0_REGNUM 0 #define IA64_GR1_REGNUM (IA64_GR0_REGNUM+1) #define IA64_GR2_REGNUM (IA64_GR0_REGNUM+2) #define IA64_GR3_REGNUM (IA64_GR0_REGNUM+3) #define IA64_GR4_REGNUM (IA64_GR0_REGNUM+4) #define IA64_GR5_REGNUM (IA64_GR0_REGNUM+5) #define IA64_GR6_REGNUM (IA64_GR0_REGNUM+6) #define IA64_GR7_REGNUM (IA64_GR0_REGNUM+7) #define IA64_GR8_REGNUM (IA64_GR0_REGNUM+8) #define IA64_GR9_REGNUM (IA64_GR0_REGNUM+9) #define IA64_GR10_REGNUM (IA64_GR0_REGNUM+10) #define IA64_GR11_REGNUM (IA64_GR0_REGNUM+11) #define IA64_GR12_REGNUM (IA64_GR0_REGNUM+12) #define IA64_GR31_REGNUM (IA64_GR0_REGNUM+31) #define IA64_GR32_REGNUM (IA64_GR0_REGNUM+32) #define IA64_GR127_REGNUM (IA64_GR0_REGNUM+127) /* Floating point registers; 128 82-bit wide registers */ #define IA64_FR0_REGNUM 128 #define IA64_FR1_REGNUM (IA64_FR0_REGNUM+1) #define IA64_FR2_REGNUM (IA64_FR0_REGNUM+2) #define IA64_FR8_REGNUM (IA64_FR0_REGNUM+8) #define IA64_FR9_REGNUM (IA64_FR0_REGNUM+9) #define IA64_FR10_REGNUM (IA64_FR0_REGNUM+10) #define IA64_FR11_REGNUM (IA64_FR0_REGNUM+11) #define IA64_FR12_REGNUM (IA64_FR0_REGNUM+12) #define IA64_FR13_REGNUM (IA64_FR0_REGNUM+13) #define IA64_FR14_REGNUM (IA64_FR0_REGNUM+14) #define IA64_FR15_REGNUM (IA64_FR0_REGNUM+15) #define IA64_FR16_REGNUM (IA64_FR0_REGNUM+16) #define IA64_FR31_REGNUM (IA64_FR0_REGNUM+31) #define IA64_FR32_REGNUM (IA64_FR0_REGNUM+32) #define IA64_FR127_REGNUM (IA64_FR0_REGNUM+127) /* Predicate registers; There are 64 of these one bit registers. It'd be more convenient (implementation-wise) to use a single 64 bit word with all of these register in them. Note that there's also a IA64_PR_REGNUM below which contains all the bits and is used for communicating the actual values to the target. */ #define IA64_PR0_REGNUM 256 #define IA64_PR1_REGNUM (IA64_PR0_REGNUM+1) #define IA64_PR2_REGNUM (IA64_PR0_REGNUM+2) #define IA64_PR3_REGNUM (IA64_PR0_REGNUM+3) #define IA64_PR4_REGNUM (IA64_PR0_REGNUM+4) #define IA64_PR5_REGNUM (IA64_PR0_REGNUM+5) #define IA64_PR6_REGNUM (IA64_PR0_REGNUM+6) #define IA64_PR7_REGNUM (IA64_PR0_REGNUM+7) #define IA64_PR8_REGNUM (IA64_PR0_REGNUM+8) #define IA64_PR9_REGNUM (IA64_PR0_REGNUM+9) #define IA64_PR10_REGNUM (IA64_PR0_REGNUM+10) #define IA64_PR11_REGNUM (IA64_PR0_REGNUM+11) #define IA64_PR12_REGNUM (IA64_PR0_REGNUM+12) #define IA64_PR13_REGNUM (IA64_PR0_REGNUM+13) #define IA64_PR14_REGNUM (IA64_PR0_REGNUM+14) #define IA64_PR15_REGNUM (IA64_PR0_REGNUM+15) #define IA64_PR16_REGNUM (IA64_PR0_REGNUM+16) #define IA64_PR17_REGNUM (IA64_PR0_REGNUM+17) #define IA64_PR18_REGNUM (IA64_PR0_REGNUM+18) #define IA64_PR19_REGNUM (IA64_PR0_REGNUM+19) #define IA64_PR20_REGNUM (IA64_PR0_REGNUM+20) #define IA64_PR21_REGNUM (IA64_PR0_REGNUM+21) #define IA64_PR22_REGNUM (IA64_PR0_REGNUM+22) #define IA64_PR23_REGNUM (IA64_PR0_REGNUM+23) #define IA64_PR24_REGNUM (IA64_PR0_REGNUM+24) #define IA64_PR25_REGNUM (IA64_PR0_REGNUM+25) #define IA64_PR26_REGNUM (IA64_PR0_REGNUM+26) #define IA64_PR27_REGNUM (IA64_PR0_REGNUM+27) #define IA64_PR28_REGNUM (IA64_PR0_REGNUM+28) #define IA64_PR29_REGNUM (IA64_PR0_REGNUM+29) #define IA64_PR30_REGNUM (IA64_PR0_REGNUM+30) #define IA64_PR31_REGNUM (IA64_PR0_REGNUM+31) #define IA64_PR32_REGNUM (IA64_PR0_REGNUM+32) #define IA64_PR33_REGNUM (IA64_PR0_REGNUM+33) #define IA64_PR34_REGNUM (IA64_PR0_REGNUM+34) #define IA64_PR35_REGNUM (IA64_PR0_REGNUM+35) #define IA64_PR36_REGNUM (IA64_PR0_REGNUM+36) #define IA64_PR37_REGNUM (IA64_PR0_REGNUM+37) #define IA64_PR38_REGNUM (IA64_PR0_REGNUM+38) #define IA64_PR39_REGNUM (IA64_PR0_REGNUM+39) #define IA64_PR40_REGNUM (IA64_PR0_REGNUM+40) #define IA64_PR41_REGNUM (IA64_PR0_REGNUM+41) #define IA64_PR42_REGNUM (IA64_PR0_REGNUM+42) #define IA64_PR43_REGNUM (IA64_PR0_REGNUM+43) #define IA64_PR44_REGNUM (IA64_PR0_REGNUM+44) #define IA64_PR45_REGNUM (IA64_PR0_REGNUM+45) #define IA64_PR46_REGNUM (IA64_PR0_REGNUM+46) #define IA64_PR47_REGNUM (IA64_PR0_REGNUM+47) #define IA64_PR48_REGNUM (IA64_PR0_REGNUM+48) #define IA64_PR49_REGNUM (IA64_PR0_REGNUM+49) #define IA64_PR50_REGNUM (IA64_PR0_REGNUM+50) #define IA64_PR51_REGNUM (IA64_PR0_REGNUM+51) #define IA64_PR52_REGNUM (IA64_PR0_REGNUM+52) #define IA64_PR53_REGNUM (IA64_PR0_REGNUM+53) #define IA64_PR54_REGNUM (IA64_PR0_REGNUM+54) #define IA64_PR55_REGNUM (IA64_PR0_REGNUM+55) #define IA64_PR56_REGNUM (IA64_PR0_REGNUM+56) #define IA64_PR57_REGNUM (IA64_PR0_REGNUM+57) #define IA64_PR58_REGNUM (IA64_PR0_REGNUM+58) #define IA64_PR59_REGNUM (IA64_PR0_REGNUM+59) #define IA64_PR60_REGNUM (IA64_PR0_REGNUM+60) #define IA64_PR61_REGNUM (IA64_PR0_REGNUM+61) #define IA64_PR62_REGNUM (IA64_PR0_REGNUM+62) #define IA64_PR63_REGNUM (IA64_PR0_REGNUM+63) /* Branch registers: 8 64-bit registers for holding branch targets */ #define IA64_BR0_REGNUM 320 #define IA64_BR1_REGNUM (IA64_BR0_REGNUM+1) #define IA64_BR2_REGNUM (IA64_BR0_REGNUM+2) #define IA64_BR3_REGNUM (IA64_BR0_REGNUM+3) #define IA64_BR4_REGNUM (IA64_BR0_REGNUM+4) #define IA64_BR5_REGNUM (IA64_BR0_REGNUM+5) #define IA64_BR6_REGNUM (IA64_BR0_REGNUM+6) #define IA64_BR7_REGNUM (IA64_BR0_REGNUM+7) /* Virtual frame pointer; this matches IA64_FRAME_POINTER_REGNUM in gcc/config/ia64/ia64.h. */ #define IA64_VFP_REGNUM 328 /* Virtual return address pointer; this matches IA64_RETURN_ADDRESS_POINTER_REGNUM in gcc/config/ia64/ia64.h. */ #define IA64_VRAP_REGNUM 329 /* Predicate registers: There are 64 of these 1-bit registers. We define a single register which is used to communicate these values to/from the target. We will somehow contrive to make it appear that IA64_PR0_REGNUM thru IA64_PR63_REGNUM hold the actual values. */ #define IA64_PR_REGNUM 330 /* Instruction pointer: 64 bits wide */ #define IA64_IP_REGNUM 331 /* Process Status Register */ #define IA64_PSR_REGNUM 332 /* Current Frame Marker (Raw form may be the cr.ifs) */ #define IA64_CFM_REGNUM 333 /* Application registers; 128 64-bit wide registers possible, but some of them are reserved */ #define IA64_AR0_REGNUM 334 #define IA64_KR0_REGNUM (IA64_AR0_REGNUM+0) #define IA64_KR7_REGNUM (IA64_KR0_REGNUM+7) #define IA64_RSC_REGNUM (IA64_AR0_REGNUM+16) #define IA64_BSP_REGNUM (IA64_AR0_REGNUM+17) #define IA64_BSPSTORE_REGNUM (IA64_AR0_REGNUM+18) #define IA64_RNAT_REGNUM (IA64_AR0_REGNUM+19) #define IA64_FCR_REGNUM (IA64_AR0_REGNUM+21) #define IA64_EFLAG_REGNUM (IA64_AR0_REGNUM+24) #define IA64_CSD_REGNUM (IA64_AR0_REGNUM+25) #define IA64_SSD_REGNUM (IA64_AR0_REGNUM+26) #define IA64_CFLG_REGNUM (IA64_AR0_REGNUM+27) #define IA64_FSR_REGNUM (IA64_AR0_REGNUM+28) #define IA64_FIR_REGNUM (IA64_AR0_REGNUM+29) #define IA64_FDR_REGNUM (IA64_AR0_REGNUM+30) #define IA64_CCV_REGNUM (IA64_AR0_REGNUM+32) #define IA64_UNAT_REGNUM (IA64_AR0_REGNUM+36) #define IA64_FPSR_REGNUM (IA64_AR0_REGNUM+40) #define IA64_ITC_REGNUM (IA64_AR0_REGNUM+44) #define IA64_PFS_REGNUM (IA64_AR0_REGNUM+64) #define IA64_LC_REGNUM (IA64_AR0_REGNUM+65) #define IA64_EC_REGNUM (IA64_AR0_REGNUM+66) /* NAT (Not A Thing) Bits for the general registers; there are 128 of these */ #define IA64_NAT0_REGNUM 462 #define IA64_NAT31_REGNUM (IA64_NAT0_REGNUM+31) #define IA64_NAT32_REGNUM (IA64_NAT0_REGNUM+32) #define IA64_NAT127_REGNUM (IA64_NAT0_REGNUM+127) #endif /* TM_IA64_H */