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https://github.com/darlinghq/darling-gdb.git
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1220 lines
33 KiB
C
1220 lines
33 KiB
C
/* CPU data for ip2k.
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THIS FILE IS MACHINE GENERATED WITH CGEN.
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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This file is part of the GNU Binutils and/or GDB, the GNU debugger.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program 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
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GNU General Public License for more details.
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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, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "sysdep.h"
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#include <stdio.h>
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#include <stdarg.h>
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#include "ansidecl.h"
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#include "bfd.h"
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#include "symcat.h"
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#include "ip2k-desc.h"
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#include "ip2k-opc.h"
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#include "opintl.h"
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#include "libiberty.h"
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/* Attributes. */
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static const CGEN_ATTR_ENTRY bool_attr[] =
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{
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{ "#f", 0 },
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{ "#t", 1 },
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{ 0, 0 }
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};
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static const CGEN_ATTR_ENTRY MACH_attr[] =
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{
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{ "base", MACH_BASE },
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{ "ip2022", MACH_IP2022 },
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{ "ip2022ext", MACH_IP2022EXT },
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{ "max", MACH_MAX },
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{ 0, 0 }
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};
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static const CGEN_ATTR_ENTRY ISA_attr[] =
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{
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{ "ip2k", ISA_IP2K },
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{ "max", ISA_MAX },
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{ 0, 0 }
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};
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const CGEN_ATTR_TABLE ip2k_cgen_ifield_attr_table[] =
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{
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{ "MACH", & MACH_attr[0], & MACH_attr[0] },
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{ "VIRTUAL", &bool_attr[0], &bool_attr[0] },
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{ "PCREL-ADDR", &bool_attr[0], &bool_attr[0] },
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{ "ABS-ADDR", &bool_attr[0], &bool_attr[0] },
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{ "RESERVED", &bool_attr[0], &bool_attr[0] },
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{ "SIGN-OPT", &bool_attr[0], &bool_attr[0] },
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{ "SIGNED", &bool_attr[0], &bool_attr[0] },
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{ 0, 0, 0 }
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};
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const CGEN_ATTR_TABLE ip2k_cgen_hardware_attr_table[] =
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{
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{ "MACH", & MACH_attr[0], & MACH_attr[0] },
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{ "VIRTUAL", &bool_attr[0], &bool_attr[0] },
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{ "CACHE-ADDR", &bool_attr[0], &bool_attr[0] },
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{ "PC", &bool_attr[0], &bool_attr[0] },
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{ "PROFILE", &bool_attr[0], &bool_attr[0] },
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{ 0, 0, 0 }
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};
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const CGEN_ATTR_TABLE ip2k_cgen_operand_attr_table[] =
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{
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{ "MACH", & MACH_attr[0], & MACH_attr[0] },
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{ "VIRTUAL", &bool_attr[0], &bool_attr[0] },
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{ "PCREL-ADDR", &bool_attr[0], &bool_attr[0] },
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{ "ABS-ADDR", &bool_attr[0], &bool_attr[0] },
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{ "SIGN-OPT", &bool_attr[0], &bool_attr[0] },
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{ "SIGNED", &bool_attr[0], &bool_attr[0] },
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{ "NEGATIVE", &bool_attr[0], &bool_attr[0] },
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{ "RELAX", &bool_attr[0], &bool_attr[0] },
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{ "SEM-ONLY", &bool_attr[0], &bool_attr[0] },
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{ 0, 0, 0 }
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};
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const CGEN_ATTR_TABLE ip2k_cgen_insn_attr_table[] =
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{
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{ "MACH", & MACH_attr[0], & MACH_attr[0] },
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{ "ALIAS", &bool_attr[0], &bool_attr[0] },
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{ "VIRTUAL", &bool_attr[0], &bool_attr[0] },
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{ "UNCOND-CTI", &bool_attr[0], &bool_attr[0] },
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{ "COND-CTI", &bool_attr[0], &bool_attr[0] },
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{ "SKIP-CTI", &bool_attr[0], &bool_attr[0] },
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{ "DELAY-SLOT", &bool_attr[0], &bool_attr[0] },
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{ "RELAXABLE", &bool_attr[0], &bool_attr[0] },
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{ "RELAX", &bool_attr[0], &bool_attr[0] },
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{ "NO-DIS", &bool_attr[0], &bool_attr[0] },
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{ "PBB", &bool_attr[0], &bool_attr[0] },
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{ "EXT-SKIP-INSN", &bool_attr[0], &bool_attr[0] },
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{ "SKIPA", &bool_attr[0], &bool_attr[0] },
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{ 0, 0, 0 }
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};
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/* Instruction set variants. */
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static const CGEN_ISA ip2k_cgen_isa_table[] = {
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{ "ip2k", 16, 16, 16, 16 },
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{ 0, 0, 0, 0, 0 }
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};
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/* Machine variants. */
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static const CGEN_MACH ip2k_cgen_mach_table[] = {
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{ "ip2022", "ip2022", MACH_IP2022, 0 },
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{ "ip2022ext", "ip2022ext", MACH_IP2022EXT, 0 },
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{ 0, 0, 0, 0 }
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};
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static CGEN_KEYWORD_ENTRY ip2k_cgen_opval_register_names_entries[] =
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{
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{ "ADDRSEL", 2, {0, {0}}, 0, 0 },
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{ "ADDRX", 3, {0, {0}}, 0, 0 },
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{ "IPH", 4, {0, {0}}, 0, 0 },
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{ "IPL", 5, {0, {0}}, 0, 0 },
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{ "SPH", 6, {0, {0}}, 0, 0 },
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{ "SPL", 7, {0, {0}}, 0, 0 },
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{ "PCH", 8, {0, {0}}, 0, 0 },
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{ "PCL", 9, {0, {0}}, 0, 0 },
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{ "WREG", 10, {0, {0}}, 0, 0 },
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{ "STATUS", 11, {0, {0}}, 0, 0 },
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{ "DPH", 12, {0, {0}}, 0, 0 },
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{ "DPL", 13, {0, {0}}, 0, 0 },
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{ "SPDREG", 14, {0, {0}}, 0, 0 },
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{ "MULH", 15, {0, {0}}, 0, 0 },
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{ "ADDRH", 16, {0, {0}}, 0, 0 },
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{ "ADDRL", 17, {0, {0}}, 0, 0 },
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{ "DATAH", 18, {0, {0}}, 0, 0 },
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{ "DATAL", 19, {0, {0}}, 0, 0 },
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{ "INTVECH", 20, {0, {0}}, 0, 0 },
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{ "INTVECL", 21, {0, {0}}, 0, 0 },
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{ "INTSPD", 22, {0, {0}}, 0, 0 },
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{ "INTF", 23, {0, {0}}, 0, 0 },
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{ "INTE", 24, {0, {0}}, 0, 0 },
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{ "INTED", 25, {0, {0}}, 0, 0 },
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{ "FCFG", 26, {0, {0}}, 0, 0 },
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{ "TCTRL", 27, {0, {0}}, 0, 0 },
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{ "XCFG", 28, {0, {0}}, 0, 0 },
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{ "EMCFG", 29, {0, {0}}, 0, 0 },
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{ "IPCH", 30, {0, {0}}, 0, 0 },
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{ "IPCL", 31, {0, {0}}, 0, 0 },
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{ "RAIN", 32, {0, {0}}, 0, 0 },
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{ "RAOUT", 33, {0, {0}}, 0, 0 },
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{ "RADIR", 34, {0, {0}}, 0, 0 },
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{ "LFSRH", 35, {0, {0}}, 0, 0 },
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{ "RBIN", 36, {0, {0}}, 0, 0 },
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{ "RBOUT", 37, {0, {0}}, 0, 0 },
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{ "RBDIR", 38, {0, {0}}, 0, 0 },
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{ "LFSRL", 39, {0, {0}}, 0, 0 },
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{ "RCIN", 40, {0, {0}}, 0, 0 },
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{ "RCOUT", 41, {0, {0}}, 0, 0 },
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{ "RCDIR", 42, {0, {0}}, 0, 0 },
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{ "LFSRA", 43, {0, {0}}, 0, 0 },
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{ "RDIN", 44, {0, {0}}, 0, 0 },
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{ "RDOUT", 45, {0, {0}}, 0, 0 },
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{ "RDDIR", 46, {0, {0}}, 0, 0 },
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{ "REIN", 48, {0, {0}}, 0, 0 },
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{ "REOUT", 49, {0, {0}}, 0, 0 },
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{ "REDIR", 50, {0, {0}}, 0, 0 },
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{ "RFIN", 52, {0, {0}}, 0, 0 },
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{ "RFOUT", 53, {0, {0}}, 0, 0 },
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{ "RFDIR", 54, {0, {0}}, 0, 0 },
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{ "RGOUT", 57, {0, {0}}, 0, 0 },
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{ "RGDIR", 58, {0, {0}}, 0, 0 },
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{ "RTTMR", 64, {0, {0}}, 0, 0 },
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{ "RTCFG", 65, {0, {0}}, 0, 0 },
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{ "T0TMR", 66, {0, {0}}, 0, 0 },
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{ "T0CFG", 67, {0, {0}}, 0, 0 },
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{ "T1CNTH", 68, {0, {0}}, 0, 0 },
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{ "T1CNTL", 69, {0, {0}}, 0, 0 },
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{ "T1CAP1H", 70, {0, {0}}, 0, 0 },
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{ "T1CAP1L", 71, {0, {0}}, 0, 0 },
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{ "T1CAP2H", 72, {0, {0}}, 0, 0 },
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{ "T1CMP2H", 72, {0, {0}}, 0, 0 },
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{ "T1CAP2L", 73, {0, {0}}, 0, 0 },
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{ "T1CMP2L", 73, {0, {0}}, 0, 0 },
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{ "T1CMP1H", 74, {0, {0}}, 0, 0 },
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{ "T1CMP1L", 75, {0, {0}}, 0, 0 },
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{ "T1CFG1H", 76, {0, {0}}, 0, 0 },
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{ "T1CFG1L", 77, {0, {0}}, 0, 0 },
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{ "T1CFG2H", 78, {0, {0}}, 0, 0 },
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{ "T1CFG2L", 79, {0, {0}}, 0, 0 },
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{ "ADCH", 80, {0, {0}}, 0, 0 },
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{ "ADCL", 81, {0, {0}}, 0, 0 },
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{ "ADCCFG", 82, {0, {0}}, 0, 0 },
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{ "ADCTMR", 83, {0, {0}}, 0, 0 },
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{ "T2CNTH", 84, {0, {0}}, 0, 0 },
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{ "T2CNTL", 85, {0, {0}}, 0, 0 },
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{ "T2CAP1H", 86, {0, {0}}, 0, 0 },
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{ "T2CAP1L", 87, {0, {0}}, 0, 0 },
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{ "T2CAP2H", 88, {0, {0}}, 0, 0 },
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{ "T2CMP2H", 88, {0, {0}}, 0, 0 },
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{ "T2CAP2L", 89, {0, {0}}, 0, 0 },
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{ "T2CMP2L", 89, {0, {0}}, 0, 0 },
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{ "T2CMP1H", 90, {0, {0}}, 0, 0 },
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{ "T2CMP1L", 91, {0, {0}}, 0, 0 },
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{ "T2CFG1H", 92, {0, {0}}, 0, 0 },
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{ "T2CFG1L", 93, {0, {0}}, 0, 0 },
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{ "T2CFG2H", 94, {0, {0}}, 0, 0 },
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{ "T2CFG2L", 95, {0, {0}}, 0, 0 },
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{ "S1TMRH", 96, {0, {0}}, 0, 0 },
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{ "S1TMRL", 97, {0, {0}}, 0, 0 },
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{ "S1TBUFH", 98, {0, {0}}, 0, 0 },
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{ "S1TBUFL", 99, {0, {0}}, 0, 0 },
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{ "S1TCFG", 100, {0, {0}}, 0, 0 },
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{ "S1RCNT", 101, {0, {0}}, 0, 0 },
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{ "S1RBUFH", 102, {0, {0}}, 0, 0 },
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{ "S1RBUFL", 103, {0, {0}}, 0, 0 },
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{ "S1RCFG", 104, {0, {0}}, 0, 0 },
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{ "S1RSYNC", 105, {0, {0}}, 0, 0 },
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{ "S1INTF", 106, {0, {0}}, 0, 0 },
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{ "S1INTE", 107, {0, {0}}, 0, 0 },
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{ "S1MODE", 108, {0, {0}}, 0, 0 },
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{ "S1SMASK", 109, {0, {0}}, 0, 0 },
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{ "PSPCFG", 110, {0, {0}}, 0, 0 },
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{ "CMPCFG", 111, {0, {0}}, 0, 0 },
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{ "S2TMRH", 112, {0, {0}}, 0, 0 },
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{ "S2TMRL", 113, {0, {0}}, 0, 0 },
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{ "S2TBUFH", 114, {0, {0}}, 0, 0 },
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{ "S2TBUFL", 115, {0, {0}}, 0, 0 },
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{ "S2TCFG", 116, {0, {0}}, 0, 0 },
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{ "S2RCNT", 117, {0, {0}}, 0, 0 },
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{ "S2RBUFH", 118, {0, {0}}, 0, 0 },
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{ "S2RBUFL", 119, {0, {0}}, 0, 0 },
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{ "S2RCFG", 120, {0, {0}}, 0, 0 },
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{ "S2RSYNC", 121, {0, {0}}, 0, 0 },
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{ "S2INTF", 122, {0, {0}}, 0, 0 },
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{ "S2INTE", 123, {0, {0}}, 0, 0 },
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{ "S2MODE", 124, {0, {0}}, 0, 0 },
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{ "S2SMASK", 125, {0, {0}}, 0, 0 },
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{ "CALLH", 126, {0, {0}}, 0, 0 },
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{ "CALLL", 127, {0, {0}}, 0, 0 }
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};
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CGEN_KEYWORD ip2k_cgen_opval_register_names =
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{
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& ip2k_cgen_opval_register_names_entries[0],
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121,
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0, 0, 0, 0, ""
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};
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/* The hardware table. */
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#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
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#define A(a) (1 << CGEN_HW_##a)
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#else
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#define A(a) (1 << CGEN_HW_/**/a)
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#endif
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const CGEN_HW_ENTRY ip2k_cgen_hw_table[] =
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{
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{ "h-memory", HW_H_MEMORY, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-sint", HW_H_SINT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-uint", HW_H_UINT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-addr", HW_H_ADDR, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-iaddr", HW_H_IADDR, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-spr", HW_H_SPR, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-registers", HW_H_REGISTERS, CGEN_ASM_NONE, 0, { 0|A(VIRTUAL), { (1<<MACH_BASE) } } },
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{ "h-stack", HW_H_STACK, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-pabits", HW_H_PABITS, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-zbit", HW_H_ZBIT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-cbit", HW_H_CBIT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-dcbit", HW_H_DCBIT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } },
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{ "h-pc", HW_H_PC, CGEN_ASM_NONE, 0, { 0|A(PROFILE)|A(PC), { (1<<MACH_BASE) } } },
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{ 0, 0, CGEN_ASM_NONE, 0, {0, {0}} }
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};
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#undef A
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/* The instruction field table. */
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#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
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#define A(a) (1 << CGEN_IFLD_##a)
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#else
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#define A(a) (1 << CGEN_IFLD_/**/a)
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#endif
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const CGEN_IFLD ip2k_cgen_ifld_table[] =
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{
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{ IP2K_F_NIL, "f-nil", 0, 0, 0, 0, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_ANYOF, "f-anyof", 0, 0, 0, 0, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_IMM8, "f-imm8", 0, 16, 7, 8, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_REG, "f-reg", 0, 16, 8, 9, { 0|A(ABS_ADDR), { (1<<MACH_BASE) } } },
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{ IP2K_F_ADDR16CJP, "f-addr16cjp", 0, 16, 12, 13, { 0|A(ABS_ADDR), { (1<<MACH_BASE) } } },
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{ IP2K_F_DIR, "f-dir", 0, 16, 9, 1, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_BITNO, "f-bitno", 0, 16, 11, 3, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP3, "f-op3", 0, 16, 15, 3, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP4, "f-op4", 0, 16, 15, 4, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP4MID, "f-op4mid", 0, 16, 11, 4, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP6, "f-op6", 0, 16, 15, 6, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP8, "f-op8", 0, 16, 15, 8, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP6_10LOW, "f-op6-10low", 0, 16, 9, 10, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_OP6_7LOW, "f-op6-7low", 0, 16, 9, 7, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_RETI3, "f-reti3", 0, 16, 2, 3, { 0, { (1<<MACH_BASE) } } },
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{ IP2K_F_SKIPB, "f-skipb", 0, 16, 12, 1, { 0|A(ABS_ADDR), { (1<<MACH_BASE) } } },
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{ IP2K_F_PAGE3, "f-page3", 0, 16, 2, 3, { 0, { (1<<MACH_BASE) } } },
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{ 0, 0, 0, 0, 0, 0, {0, {0}} }
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};
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#undef A
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/* multi ifield declarations */
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/* multi ifield definitions */
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/* The operand table. */
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#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
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#define A(a) (1 << CGEN_OPERAND_##a)
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#else
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#define A(a) (1 << CGEN_OPERAND_/**/a)
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#endif
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#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
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#define OPERAND(op) IP2K_OPERAND_##op
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#else
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#define OPERAND(op) IP2K_OPERAND_/**/op
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#endif
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const CGEN_OPERAND ip2k_cgen_operand_table[] =
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{
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/* pc: program counter */
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{ "pc", IP2K_OPERAND_PC, HW_H_PC, 0, 0,
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{ 0, &(ip2k_cgen_ifld_table[0]) },
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|
{ 0|A(SEM_ONLY), { (1<<MACH_BASE) } } },
|
|
/* addr16cjp: 13-bit address */
|
|
{ "addr16cjp", IP2K_OPERAND_ADDR16CJP, HW_H_UINT, 12, 13,
|
|
{ 0, &(ip2k_cgen_ifld_table[4]) },
|
|
{ 0|A(ABS_ADDR), { (1<<MACH_BASE) } } },
|
|
/* fr: register */
|
|
{ "fr", IP2K_OPERAND_FR, HW_H_REGISTERS, 8, 9,
|
|
{ 0, &(ip2k_cgen_ifld_table[3]) },
|
|
{ 0|A(ABS_ADDR), { (1<<MACH_BASE) } } },
|
|
/* lit8: 8-bit signed literal */
|
|
{ "lit8", IP2K_OPERAND_LIT8, HW_H_SINT, 7, 8,
|
|
{ 0, &(ip2k_cgen_ifld_table[2]) },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* bitno: bit number */
|
|
{ "bitno", IP2K_OPERAND_BITNO, HW_H_UINT, 11, 3,
|
|
{ 0, &(ip2k_cgen_ifld_table[6]) },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* addr16p: page number */
|
|
{ "addr16p", IP2K_OPERAND_ADDR16P, HW_H_UINT, 2, 3,
|
|
{ 0, &(ip2k_cgen_ifld_table[16]) },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* addr16h: high 8 bits of address */
|
|
{ "addr16h", IP2K_OPERAND_ADDR16H, HW_H_UINT, 7, 8,
|
|
{ 0, &(ip2k_cgen_ifld_table[2]) },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* addr16l: low 8 bits of address */
|
|
{ "addr16l", IP2K_OPERAND_ADDR16L, HW_H_UINT, 7, 8,
|
|
{ 0, &(ip2k_cgen_ifld_table[2]) },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* reti3: reti flags */
|
|
{ "reti3", IP2K_OPERAND_RETI3, HW_H_UINT, 2, 3,
|
|
{ 0, &(ip2k_cgen_ifld_table[14]) },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* pabits: page bits */
|
|
{ "pabits", IP2K_OPERAND_PABITS, HW_H_PABITS, 0, 0,
|
|
{ 0, 0 },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* zbit: zero bit */
|
|
{ "zbit", IP2K_OPERAND_ZBIT, HW_H_ZBIT, 0, 0,
|
|
{ 0, 0 },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* cbit: carry bit */
|
|
{ "cbit", IP2K_OPERAND_CBIT, HW_H_CBIT, 0, 0,
|
|
{ 0, 0 },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
/* dcbit: digit carry bit */
|
|
{ "dcbit", IP2K_OPERAND_DCBIT, HW_H_DCBIT, 0, 0,
|
|
{ 0, 0 },
|
|
{ 0, { (1<<MACH_BASE) } } },
|
|
{ 0, 0, 0, 0, 0, {0, {0}} }
|
|
};
|
|
|
|
#undef A
|
|
|
|
|
|
/* The instruction table. */
|
|
|
|
#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
|
|
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|
#define A(a) (1 << CGEN_INSN_##a)
|
|
#else
|
|
#define A(a) (1 << CGEN_INSN_/**/a)
|
|
#endif
|
|
|
|
static const CGEN_IBASE ip2k_cgen_insn_table[MAX_INSNS] =
|
|
{
|
|
/* Special null first entry.
|
|
A `num' value of zero is thus invalid.
|
|
Also, the special `invalid' insn resides here. */
|
|
{ 0, 0, 0, 0, {0, {0}} },
|
|
/* jmp $addr16cjp */
|
|
{
|
|
IP2K_INSN_JMP, "jmp", "jmp", 16,
|
|
{ 0|A(UNCOND_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* call $addr16cjp */
|
|
{
|
|
IP2K_INSN_CALL, "call", "call", 16,
|
|
{ 0|A(UNCOND_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* sb $fr,$bitno */
|
|
{
|
|
IP2K_INSN_SB, "sb", "sb", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* snb $fr,$bitno */
|
|
{
|
|
IP2K_INSN_SNB, "snb", "snb", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* setb $fr,$bitno */
|
|
{
|
|
IP2K_INSN_SETB, "setb", "setb", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* clrb $fr,$bitno */
|
|
{
|
|
IP2K_INSN_CLRB, "clrb", "clrb", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* xor W,#$lit8 */
|
|
{
|
|
IP2K_INSN_XORW_L, "xorw_l", "xor", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* and W,#$lit8 */
|
|
{
|
|
IP2K_INSN_ANDW_L, "andw_l", "and", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* or W,#$lit8 */
|
|
{
|
|
IP2K_INSN_ORW_L, "orw_l", "or", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* add W,#$lit8 */
|
|
{
|
|
IP2K_INSN_ADDW_L, "addw_l", "add", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* sub W,#$lit8 */
|
|
{
|
|
IP2K_INSN_SUBW_L, "subw_l", "sub", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* cmp W,#$lit8 */
|
|
{
|
|
IP2K_INSN_CMPW_L, "cmpw_l", "cmp", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* retw #$lit8 */
|
|
{
|
|
IP2K_INSN_RETW_L, "retw_l", "retw", 16,
|
|
{ 0|A(UNCOND_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* cse W,#$lit8 */
|
|
{
|
|
IP2K_INSN_CSEW_L, "csew_l", "cse", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* csne W,#$lit8 */
|
|
{
|
|
IP2K_INSN_CSNEW_L, "csnew_l", "csne", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* push #$lit8 */
|
|
{
|
|
IP2K_INSN_PUSH_L, "push_l", "push", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* muls W,#$lit8 */
|
|
{
|
|
IP2K_INSN_MULSW_L, "mulsw_l", "muls", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* mulu W,#$lit8 */
|
|
{
|
|
IP2K_INSN_MULUW_L, "muluw_l", "mulu", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* loadl #$lit8 */
|
|
{
|
|
IP2K_INSN_LOADL_L, "loadl_l", "loadl", 16,
|
|
{ 0|A(EXT_SKIP_INSN), { (1<<MACH_BASE) } }
|
|
},
|
|
/* loadh #$lit8 */
|
|
{
|
|
IP2K_INSN_LOADH_L, "loadh_l", "loadh", 16,
|
|
{ 0|A(EXT_SKIP_INSN), { (1<<MACH_BASE) } }
|
|
},
|
|
/* loadl $addr16l */
|
|
{
|
|
IP2K_INSN_LOADL_A, "loadl_a", "loadl", 16,
|
|
{ 0|A(EXT_SKIP_INSN), { (1<<MACH_BASE) } }
|
|
},
|
|
/* loadh $addr16h */
|
|
{
|
|
IP2K_INSN_LOADH_A, "loadh_a", "loadh", 16,
|
|
{ 0|A(EXT_SKIP_INSN), { (1<<MACH_BASE) } }
|
|
},
|
|
/* addc $fr,W */
|
|
{
|
|
IP2K_INSN_ADDCFR_W, "addcfr_w", "addc", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* addc W,$fr */
|
|
{
|
|
IP2K_INSN_ADDCW_FR, "addcw_fr", "addc", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* incsnz $fr */
|
|
{
|
|
IP2K_INSN_INCSNZ_FR, "incsnz_fr", "incsnz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* incsnz W,$fr */
|
|
{
|
|
IP2K_INSN_INCSNZW_FR, "incsnzw_fr", "incsnz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* muls W,$fr */
|
|
{
|
|
IP2K_INSN_MULSW_FR, "mulsw_fr", "muls", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* mulu W,$fr */
|
|
{
|
|
IP2K_INSN_MULUW_FR, "muluw_fr", "mulu", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* decsnz $fr */
|
|
{
|
|
IP2K_INSN_DECSNZ_FR, "decsnz_fr", "decsnz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* decsnz W,$fr */
|
|
{
|
|
IP2K_INSN_DECSNZW_FR, "decsnzw_fr", "decsnz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* subc W,$fr */
|
|
{
|
|
IP2K_INSN_SUBCW_FR, "subcw_fr", "subc", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* subc $fr,W */
|
|
{
|
|
IP2K_INSN_SUBCFR_W, "subcfr_w", "subc", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* pop $fr */
|
|
{
|
|
IP2K_INSN_POP_FR, "pop_fr", "pop", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* push $fr */
|
|
{
|
|
IP2K_INSN_PUSH_FR, "push_fr", "push", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* cse W,$fr */
|
|
{
|
|
IP2K_INSN_CSEW_FR, "csew_fr", "cse", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* csne W,$fr */
|
|
{
|
|
IP2K_INSN_CSNEW_FR, "csnew_fr", "csne", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* incsz $fr */
|
|
{
|
|
IP2K_INSN_INCSZ_FR, "incsz_fr", "incsz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* incsz W,$fr */
|
|
{
|
|
IP2K_INSN_INCSZW_FR, "incszw_fr", "incsz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* swap $fr */
|
|
{
|
|
IP2K_INSN_SWAP_FR, "swap_fr", "swap", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* swap W,$fr */
|
|
{
|
|
IP2K_INSN_SWAPW_FR, "swapw_fr", "swap", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* rl $fr */
|
|
{
|
|
IP2K_INSN_RL_FR, "rl_fr", "rl", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* rl W,$fr */
|
|
{
|
|
IP2K_INSN_RLW_FR, "rlw_fr", "rl", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* rr $fr */
|
|
{
|
|
IP2K_INSN_RR_FR, "rr_fr", "rr", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* rr W,$fr */
|
|
{
|
|
IP2K_INSN_RRW_FR, "rrw_fr", "rr", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* decsz $fr */
|
|
{
|
|
IP2K_INSN_DECSZ_FR, "decsz_fr", "decsz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* decsz W,$fr */
|
|
{
|
|
IP2K_INSN_DECSZW_FR, "decszw_fr", "decsz", 16,
|
|
{ 0|A(SKIP_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* inc $fr */
|
|
{
|
|
IP2K_INSN_INC_FR, "inc_fr", "inc", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* inc W,$fr */
|
|
{
|
|
IP2K_INSN_INCW_FR, "incw_fr", "inc", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* not $fr */
|
|
{
|
|
IP2K_INSN_NOT_FR, "not_fr", "not", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* not W,$fr */
|
|
{
|
|
IP2K_INSN_NOTW_FR, "notw_fr", "not", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* test $fr */
|
|
{
|
|
IP2K_INSN_TEST_FR, "test_fr", "test", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* mov W,#$lit8 */
|
|
{
|
|
IP2K_INSN_MOVW_L, "movw_l", "mov", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* mov $fr,W */
|
|
{
|
|
IP2K_INSN_MOVFR_W, "movfr_w", "mov", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* mov W,$fr */
|
|
{
|
|
IP2K_INSN_MOVW_FR, "movw_fr", "mov", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* add $fr,W */
|
|
{
|
|
IP2K_INSN_ADDFR_W, "addfr_w", "add", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* add W,$fr */
|
|
{
|
|
IP2K_INSN_ADDW_FR, "addw_fr", "add", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* xor $fr,W */
|
|
{
|
|
IP2K_INSN_XORFR_W, "xorfr_w", "xor", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* xor W,$fr */
|
|
{
|
|
IP2K_INSN_XORW_FR, "xorw_fr", "xor", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* and $fr,W */
|
|
{
|
|
IP2K_INSN_ANDFR_W, "andfr_w", "and", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* and W,$fr */
|
|
{
|
|
IP2K_INSN_ANDW_FR, "andw_fr", "and", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* or $fr,W */
|
|
{
|
|
IP2K_INSN_ORFR_W, "orfr_w", "or", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* or W,$fr */
|
|
{
|
|
IP2K_INSN_ORW_FR, "orw_fr", "or", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* dec $fr */
|
|
{
|
|
IP2K_INSN_DEC_FR, "dec_fr", "dec", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* dec W,$fr */
|
|
{
|
|
IP2K_INSN_DECW_FR, "decw_fr", "dec", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* sub $fr,W */
|
|
{
|
|
IP2K_INSN_SUBFR_W, "subfr_w", "sub", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* sub W,$fr */
|
|
{
|
|
IP2K_INSN_SUBW_FR, "subw_fr", "sub", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* clr $fr */
|
|
{
|
|
IP2K_INSN_CLR_FR, "clr_fr", "clr", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* cmp W,$fr */
|
|
{
|
|
IP2K_INSN_CMPW_FR, "cmpw_fr", "cmp", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* speed #$lit8 */
|
|
{
|
|
IP2K_INSN_SPEED, "speed", "speed", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* ireadi */
|
|
{
|
|
IP2K_INSN_IREADI, "ireadi", "ireadi", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* iwritei */
|
|
{
|
|
IP2K_INSN_IWRITEI, "iwritei", "iwritei", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* fread */
|
|
{
|
|
IP2K_INSN_FREAD, "fread", "fread", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* fwrite */
|
|
{
|
|
IP2K_INSN_FWRITE, "fwrite", "fwrite", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* iread */
|
|
{
|
|
IP2K_INSN_IREAD, "iread", "iread", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* iwrite */
|
|
{
|
|
IP2K_INSN_IWRITE, "iwrite", "iwrite", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* page $addr16p */
|
|
{
|
|
IP2K_INSN_PAGE, "page", "page", 16,
|
|
{ 0|A(EXT_SKIP_INSN), { (1<<MACH_BASE) } }
|
|
},
|
|
/* system */
|
|
{
|
|
IP2K_INSN_SYSTEM, "system", "system", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* reti #$reti3 */
|
|
{
|
|
IP2K_INSN_RETI, "reti", "reti", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* ret */
|
|
{
|
|
IP2K_INSN_RET, "ret", "ret", 16,
|
|
{ 0|A(UNCOND_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* int */
|
|
{
|
|
IP2K_INSN_INT, "int", "int", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* breakx */
|
|
{
|
|
IP2K_INSN_BREAKX, "breakx", "breakx", 16,
|
|
{ 0|A(EXT_SKIP_INSN), { (1<<MACH_BASE) } }
|
|
},
|
|
/* cwdt */
|
|
{
|
|
IP2K_INSN_CWDT, "cwdt", "cwdt", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* ferase */
|
|
{
|
|
IP2K_INSN_FERASE, "ferase", "ferase", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* retnp */
|
|
{
|
|
IP2K_INSN_RETNP, "retnp", "retnp", 16,
|
|
{ 0|A(UNCOND_CTI), { (1<<MACH_BASE) } }
|
|
},
|
|
/* break */
|
|
{
|
|
IP2K_INSN_BREAK, "break", "break", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
/* nop */
|
|
{
|
|
IP2K_INSN_NOP, "nop", "nop", 16,
|
|
{ 0, { (1<<MACH_BASE) } }
|
|
},
|
|
};
|
|
|
|
#undef OP
|
|
#undef A
|
|
|
|
/* Initialize anything needed to be done once, before any cpu_open call. */
|
|
static void init_tables PARAMS ((void));
|
|
|
|
static void
|
|
init_tables ()
|
|
{
|
|
}
|
|
|
|
static const CGEN_MACH * lookup_mach_via_bfd_name
|
|
PARAMS ((const CGEN_MACH *, const char *));
|
|
static void build_hw_table PARAMS ((CGEN_CPU_TABLE *));
|
|
static void build_ifield_table PARAMS ((CGEN_CPU_TABLE *));
|
|
static void build_operand_table PARAMS ((CGEN_CPU_TABLE *));
|
|
static void build_insn_table PARAMS ((CGEN_CPU_TABLE *));
|
|
static void ip2k_cgen_rebuild_tables PARAMS ((CGEN_CPU_TABLE *));
|
|
|
|
/* Subroutine of ip2k_cgen_cpu_open to look up a mach via its bfd name. */
|
|
|
|
static const CGEN_MACH *
|
|
lookup_mach_via_bfd_name (table, name)
|
|
const CGEN_MACH *table;
|
|
const char *name;
|
|
{
|
|
while (table->name)
|
|
{
|
|
if (strcmp (name, table->bfd_name) == 0)
|
|
return table;
|
|
++table;
|
|
}
|
|
abort ();
|
|
}
|
|
|
|
/* Subroutine of ip2k_cgen_cpu_open to build the hardware table. */
|
|
|
|
static void
|
|
build_hw_table (cd)
|
|
CGEN_CPU_TABLE *cd;
|
|
{
|
|
int i;
|
|
int machs = cd->machs;
|
|
const CGEN_HW_ENTRY *init = & ip2k_cgen_hw_table[0];
|
|
/* MAX_HW is only an upper bound on the number of selected entries.
|
|
However each entry is indexed by it's enum so there can be holes in
|
|
the table. */
|
|
const CGEN_HW_ENTRY **selected =
|
|
(const CGEN_HW_ENTRY **) xmalloc (MAX_HW * sizeof (CGEN_HW_ENTRY *));
|
|
|
|
cd->hw_table.init_entries = init;
|
|
cd->hw_table.entry_size = sizeof (CGEN_HW_ENTRY);
|
|
memset (selected, 0, MAX_HW * sizeof (CGEN_HW_ENTRY *));
|
|
/* ??? For now we just use machs to determine which ones we want. */
|
|
for (i = 0; init[i].name != NULL; ++i)
|
|
if (CGEN_HW_ATTR_VALUE (&init[i], CGEN_HW_MACH)
|
|
& machs)
|
|
selected[init[i].type] = &init[i];
|
|
cd->hw_table.entries = selected;
|
|
cd->hw_table.num_entries = MAX_HW;
|
|
}
|
|
|
|
/* Subroutine of ip2k_cgen_cpu_open to build the hardware table. */
|
|
|
|
static void
|
|
build_ifield_table (cd)
|
|
CGEN_CPU_TABLE *cd;
|
|
{
|
|
cd->ifld_table = & ip2k_cgen_ifld_table[0];
|
|
}
|
|
|
|
/* Subroutine of ip2k_cgen_cpu_open to build the hardware table. */
|
|
|
|
static void
|
|
build_operand_table (cd)
|
|
CGEN_CPU_TABLE *cd;
|
|
{
|
|
int i;
|
|
int machs = cd->machs;
|
|
const CGEN_OPERAND *init = & ip2k_cgen_operand_table[0];
|
|
/* MAX_OPERANDS is only an upper bound on the number of selected entries.
|
|
However each entry is indexed by it's enum so there can be holes in
|
|
the table. */
|
|
const CGEN_OPERAND **selected =
|
|
(const CGEN_OPERAND **) xmalloc (MAX_OPERANDS * sizeof (CGEN_OPERAND *));
|
|
|
|
cd->operand_table.init_entries = init;
|
|
cd->operand_table.entry_size = sizeof (CGEN_OPERAND);
|
|
memset (selected, 0, MAX_OPERANDS * sizeof (CGEN_OPERAND *));
|
|
/* ??? For now we just use mach to determine which ones we want. */
|
|
for (i = 0; init[i].name != NULL; ++i)
|
|
if (CGEN_OPERAND_ATTR_VALUE (&init[i], CGEN_OPERAND_MACH)
|
|
& machs)
|
|
selected[init[i].type] = &init[i];
|
|
cd->operand_table.entries = selected;
|
|
cd->operand_table.num_entries = MAX_OPERANDS;
|
|
}
|
|
|
|
/* Subroutine of ip2k_cgen_cpu_open to build the hardware table.
|
|
??? This could leave out insns not supported by the specified mach/isa,
|
|
but that would cause errors like "foo only supported by bar" to become
|
|
"unknown insn", so for now we include all insns and require the app to
|
|
do the checking later.
|
|
??? On the other hand, parsing of such insns may require their hardware or
|
|
operand elements to be in the table [which they mightn't be]. */
|
|
|
|
static void
|
|
build_insn_table (cd)
|
|
CGEN_CPU_TABLE *cd;
|
|
{
|
|
int i;
|
|
const CGEN_IBASE *ib = & ip2k_cgen_insn_table[0];
|
|
CGEN_INSN *insns = (CGEN_INSN *) xmalloc (MAX_INSNS * sizeof (CGEN_INSN));
|
|
|
|
memset (insns, 0, MAX_INSNS * sizeof (CGEN_INSN));
|
|
for (i = 0; i < MAX_INSNS; ++i)
|
|
insns[i].base = &ib[i];
|
|
cd->insn_table.init_entries = insns;
|
|
cd->insn_table.entry_size = sizeof (CGEN_IBASE);
|
|
cd->insn_table.num_init_entries = MAX_INSNS;
|
|
}
|
|
|
|
/* Subroutine of ip2k_cgen_cpu_open to rebuild the tables. */
|
|
|
|
static void
|
|
ip2k_cgen_rebuild_tables (cd)
|
|
CGEN_CPU_TABLE *cd;
|
|
{
|
|
int i;
|
|
unsigned int isas = cd->isas;
|
|
unsigned int machs = cd->machs;
|
|
|
|
cd->int_insn_p = CGEN_INT_INSN_P;
|
|
|
|
/* Data derived from the isa spec. */
|
|
#define UNSET (CGEN_SIZE_UNKNOWN + 1)
|
|
cd->default_insn_bitsize = UNSET;
|
|
cd->base_insn_bitsize = UNSET;
|
|
cd->min_insn_bitsize = 65535; /* some ridiculously big number */
|
|
cd->max_insn_bitsize = 0;
|
|
for (i = 0; i < MAX_ISAS; ++i)
|
|
if (((1 << i) & isas) != 0)
|
|
{
|
|
const CGEN_ISA *isa = & ip2k_cgen_isa_table[i];
|
|
|
|
/* Default insn sizes of all selected isas must be
|
|
equal or we set the result to 0, meaning "unknown". */
|
|
if (cd->default_insn_bitsize == UNSET)
|
|
cd->default_insn_bitsize = isa->default_insn_bitsize;
|
|
else if (isa->default_insn_bitsize == cd->default_insn_bitsize)
|
|
; /* this is ok */
|
|
else
|
|
cd->default_insn_bitsize = CGEN_SIZE_UNKNOWN;
|
|
|
|
/* Base insn sizes of all selected isas must be equal
|
|
or we set the result to 0, meaning "unknown". */
|
|
if (cd->base_insn_bitsize == UNSET)
|
|
cd->base_insn_bitsize = isa->base_insn_bitsize;
|
|
else if (isa->base_insn_bitsize == cd->base_insn_bitsize)
|
|
; /* this is ok */
|
|
else
|
|
cd->base_insn_bitsize = CGEN_SIZE_UNKNOWN;
|
|
|
|
/* Set min,max insn sizes. */
|
|
if (isa->min_insn_bitsize < cd->min_insn_bitsize)
|
|
cd->min_insn_bitsize = isa->min_insn_bitsize;
|
|
if (isa->max_insn_bitsize > cd->max_insn_bitsize)
|
|
cd->max_insn_bitsize = isa->max_insn_bitsize;
|
|
}
|
|
|
|
/* Data derived from the mach spec. */
|
|
for (i = 0; i < MAX_MACHS; ++i)
|
|
if (((1 << i) & machs) != 0)
|
|
{
|
|
const CGEN_MACH *mach = & ip2k_cgen_mach_table[i];
|
|
|
|
if (mach->insn_chunk_bitsize != 0)
|
|
{
|
|
if (cd->insn_chunk_bitsize != 0 && cd->insn_chunk_bitsize != mach->insn_chunk_bitsize)
|
|
{
|
|
fprintf (stderr, "ip2k_cgen_rebuild_tables: conflicting insn-chunk-bitsize values: `%d' vs. `%d'\n",
|
|
cd->insn_chunk_bitsize, mach->insn_chunk_bitsize);
|
|
abort ();
|
|
}
|
|
|
|
cd->insn_chunk_bitsize = mach->insn_chunk_bitsize;
|
|
}
|
|
}
|
|
|
|
/* Determine which hw elements are used by MACH. */
|
|
build_hw_table (cd);
|
|
|
|
/* Build the ifield table. */
|
|
build_ifield_table (cd);
|
|
|
|
/* Determine which operands are used by MACH/ISA. */
|
|
build_operand_table (cd);
|
|
|
|
/* Build the instruction table. */
|
|
build_insn_table (cd);
|
|
}
|
|
|
|
/* Initialize a cpu table and return a descriptor.
|
|
It's much like opening a file, and must be the first function called.
|
|
The arguments are a set of (type/value) pairs, terminated with
|
|
CGEN_CPU_OPEN_END.
|
|
|
|
Currently supported values:
|
|
CGEN_CPU_OPEN_ISAS: bitmap of values in enum isa_attr
|
|
CGEN_CPU_OPEN_MACHS: bitmap of values in enum mach_attr
|
|
CGEN_CPU_OPEN_BFDMACH: specify 1 mach using bfd name
|
|
CGEN_CPU_OPEN_ENDIAN: specify endian choice
|
|
CGEN_CPU_OPEN_END: terminates arguments
|
|
|
|
??? Simultaneous multiple isas might not make sense, but it's not (yet)
|
|
precluded.
|
|
|
|
??? We only support ISO C stdargs here, not K&R.
|
|
Laziness, plus experiment to see if anything requires K&R - eventually
|
|
K&R will no longer be supported - e.g. GDB is currently trying this. */
|
|
|
|
CGEN_CPU_DESC
|
|
ip2k_cgen_cpu_open (enum cgen_cpu_open_arg arg_type, ...)
|
|
{
|
|
CGEN_CPU_TABLE *cd = (CGEN_CPU_TABLE *) xmalloc (sizeof (CGEN_CPU_TABLE));
|
|
static int init_p;
|
|
unsigned int isas = 0; /* 0 = "unspecified" */
|
|
unsigned int machs = 0; /* 0 = "unspecified" */
|
|
enum cgen_endian endian = CGEN_ENDIAN_UNKNOWN;
|
|
va_list ap;
|
|
|
|
if (! init_p)
|
|
{
|
|
init_tables ();
|
|
init_p = 1;
|
|
}
|
|
|
|
memset (cd, 0, sizeof (*cd));
|
|
|
|
va_start (ap, arg_type);
|
|
while (arg_type != CGEN_CPU_OPEN_END)
|
|
{
|
|
switch (arg_type)
|
|
{
|
|
case CGEN_CPU_OPEN_ISAS :
|
|
isas = va_arg (ap, unsigned int);
|
|
break;
|
|
case CGEN_CPU_OPEN_MACHS :
|
|
machs = va_arg (ap, unsigned int);
|
|
break;
|
|
case CGEN_CPU_OPEN_BFDMACH :
|
|
{
|
|
const char *name = va_arg (ap, const char *);
|
|
const CGEN_MACH *mach =
|
|
lookup_mach_via_bfd_name (ip2k_cgen_mach_table, name);
|
|
|
|
machs |= 1 << mach->num;
|
|
break;
|
|
}
|
|
case CGEN_CPU_OPEN_ENDIAN :
|
|
endian = va_arg (ap, enum cgen_endian);
|
|
break;
|
|
default :
|
|
fprintf (stderr, "ip2k_cgen_cpu_open: unsupported argument `%d'\n",
|
|
arg_type);
|
|
abort (); /* ??? return NULL? */
|
|
}
|
|
arg_type = va_arg (ap, enum cgen_cpu_open_arg);
|
|
}
|
|
va_end (ap);
|
|
|
|
/* mach unspecified means "all" */
|
|
if (machs == 0)
|
|
machs = (1 << MAX_MACHS) - 1;
|
|
/* base mach is always selected */
|
|
machs |= 1;
|
|
/* isa unspecified means "all" */
|
|
if (isas == 0)
|
|
isas = (1 << MAX_ISAS) - 1;
|
|
if (endian == CGEN_ENDIAN_UNKNOWN)
|
|
{
|
|
/* ??? If target has only one, could have a default. */
|
|
fprintf (stderr, "ip2k_cgen_cpu_open: no endianness specified\n");
|
|
abort ();
|
|
}
|
|
|
|
cd->isas = isas;
|
|
cd->machs = machs;
|
|
cd->endian = endian;
|
|
/* FIXME: for the sparc case we can determine insn-endianness statically.
|
|
The worry here is where both data and insn endian can be independently
|
|
chosen, in which case this function will need another argument.
|
|
Actually, will want to allow for more arguments in the future anyway. */
|
|
cd->insn_endian = endian;
|
|
|
|
/* Table (re)builder. */
|
|
cd->rebuild_tables = ip2k_cgen_rebuild_tables;
|
|
ip2k_cgen_rebuild_tables (cd);
|
|
|
|
/* Default to not allowing signed overflow. */
|
|
cd->signed_overflow_ok_p = 0;
|
|
|
|
return (CGEN_CPU_DESC) cd;
|
|
}
|
|
|
|
/* Cover fn to ip2k_cgen_cpu_open to handle the simple case of 1 isa, 1 mach.
|
|
MACH_NAME is the bfd name of the mach. */
|
|
|
|
CGEN_CPU_DESC
|
|
ip2k_cgen_cpu_open_1 (mach_name, endian)
|
|
const char *mach_name;
|
|
enum cgen_endian endian;
|
|
{
|
|
return ip2k_cgen_cpu_open (CGEN_CPU_OPEN_BFDMACH, mach_name,
|
|
CGEN_CPU_OPEN_ENDIAN, endian,
|
|
CGEN_CPU_OPEN_END);
|
|
}
|
|
|
|
/* Close a cpu table.
|
|
??? This can live in a machine independent file, but there's currently
|
|
no place to put this file (there's no libcgen). libopcodes is the wrong
|
|
place as some simulator ports use this but they don't use libopcodes. */
|
|
|
|
void
|
|
ip2k_cgen_cpu_close (cd)
|
|
CGEN_CPU_DESC cd;
|
|
{
|
|
unsigned int i;
|
|
CGEN_INSN *insns;
|
|
|
|
if (cd->macro_insn_table.init_entries)
|
|
{
|
|
insns = cd->macro_insn_table.init_entries;
|
|
for (i = 0; i < cd->macro_insn_table.num_init_entries; ++i, ++insns)
|
|
{
|
|
if (CGEN_INSN_RX ((insns)))
|
|
regfree(CGEN_INSN_RX (insns));
|
|
}
|
|
}
|
|
|
|
if (cd->insn_table.init_entries)
|
|
{
|
|
insns = cd->insn_table.init_entries;
|
|
for (i = 0; i < cd->insn_table.num_init_entries; ++i, ++insns)
|
|
{
|
|
if (CGEN_INSN_RX (insns))
|
|
regfree(CGEN_INSN_RX (insns));
|
|
}
|
|
}
|
|
|
|
|
|
|
|
if (cd->macro_insn_table.init_entries)
|
|
free ((CGEN_INSN *) cd->macro_insn_table.init_entries);
|
|
|
|
if (cd->insn_table.init_entries)
|
|
free ((CGEN_INSN *) cd->insn_table.init_entries);
|
|
|
|
if (cd->hw_table.entries)
|
|
free ((CGEN_HW_ENTRY *) cd->hw_table.entries);
|
|
|
|
if (cd->operand_table.entries)
|
|
free ((CGEN_HW_ENTRY *) cd->operand_table.entries);
|
|
|
|
free (cd);
|
|
}
|
|
|