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author | Nick Clifton <nickc@redhat.com> | 2002-07-19 07:52:40 +0000 |
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committer | Nick Clifton <nickc@redhat.com> | 2002-07-19 07:52:40 +0000 |
commit | a40cbfa3c951ac0fcbdf8f98ab668beacca2b872 (patch) | |
tree | 97d5c0f90e243e154e4c450123cff2f9d53355e7 /opcodes/ip2k-desc.c | |
parent | ccaf4e0741c1b4420a489e24cac518168106c146 (diff) | |
download | fsf-binutils-gdb-a40cbfa3c951ac0fcbdf8f98ab668beacca2b872.zip fsf-binutils-gdb-a40cbfa3c951ac0fcbdf8f98ab668beacca2b872.tar.gz fsf-binutils-gdb-a40cbfa3c951ac0fcbdf8f98ab668beacca2b872.tar.bz2 |
Add IP2k GAS and OPCODES support.
Diffstat (limited to 'opcodes/ip2k-desc.c')
-rw-r--r-- | opcodes/ip2k-desc.c | 1219 |
1 files changed, 1219 insertions, 0 deletions
diff --git a/opcodes/ip2k-desc.c b/opcodes/ip2k-desc.c new file mode 100644 index 0000000..a676e77 --- /dev/null +++ b/opcodes/ip2k-desc.c @@ -0,0 +1,1219 @@ +/* CPU data for ip2k. + +THIS FILE IS MACHINE GENERATED WITH CGEN. + +Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + +This file is part of the GNU Binutils and/or GDB, the GNU debugger. + +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, 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. + +*/ + +#include "sysdep.h" +#include <stdio.h> +#include <stdarg.h> +#include "ansidecl.h" +#include "bfd.h" +#include "symcat.h" +#include "ip2k-desc.h" +#include "ip2k-opc.h" +#include "opintl.h" +#include "libiberty.h" + +/* Attributes. */ + +static const CGEN_ATTR_ENTRY bool_attr[] = +{ + { "#f", 0 }, + { "#t", 1 }, + { 0, 0 } +}; + +static const CGEN_ATTR_ENTRY MACH_attr[] = +{ + { "base", MACH_BASE }, + { "ip2022", MACH_IP2022 }, + { "ip2022ext", MACH_IP2022EXT }, + { "max", MACH_MAX }, + { 0, 0 } +}; + +static const CGEN_ATTR_ENTRY ISA_attr[] = +{ + { "ip2k", ISA_IP2K }, + { "max", ISA_MAX }, + { 0, 0 } +}; + +const CGEN_ATTR_TABLE ip2k_cgen_ifield_attr_table[] = +{ + { "MACH", & MACH_attr[0], & MACH_attr[0] }, + { "VIRTUAL", &bool_attr[0], &bool_attr[0] }, + { "PCREL-ADDR", &bool_attr[0], &bool_attr[0] }, + { "ABS-ADDR", &bool_attr[0], &bool_attr[0] }, + { "RESERVED", &bool_attr[0], &bool_attr[0] }, + { "SIGN-OPT", &bool_attr[0], &bool_attr[0] }, + { "SIGNED", &bool_attr[0], &bool_attr[0] }, + { 0, 0, 0 } +}; + +const CGEN_ATTR_TABLE ip2k_cgen_hardware_attr_table[] = +{ + { "MACH", & MACH_attr[0], & MACH_attr[0] }, + { "VIRTUAL", &bool_attr[0], &bool_attr[0] }, + { "CACHE-ADDR", &bool_attr[0], &bool_attr[0] }, + { "PC", &bool_attr[0], &bool_attr[0] }, + { "PROFILE", &bool_attr[0], &bool_attr[0] }, + { 0, 0, 0 } +}; + +const CGEN_ATTR_TABLE ip2k_cgen_operand_attr_table[] = +{ + { "MACH", & MACH_attr[0], & MACH_attr[0] }, + { "VIRTUAL", &bool_attr[0], &bool_attr[0] }, + { "PCREL-ADDR", &bool_attr[0], &bool_attr[0] }, + { "ABS-ADDR", &bool_attr[0], &bool_attr[0] }, + { "SIGN-OPT", &bool_attr[0], &bool_attr[0] }, + { "SIGNED", &bool_attr[0], &bool_attr[0] }, + { "NEGATIVE", &bool_attr[0], &bool_attr[0] }, + { "RELAX", &bool_attr[0], &bool_attr[0] }, + { "SEM-ONLY", &bool_attr[0], &bool_attr[0] }, + { 0, 0, 0 } +}; + +const CGEN_ATTR_TABLE ip2k_cgen_insn_attr_table[] = +{ + { "MACH", & MACH_attr[0], & MACH_attr[0] }, + { "ALIAS", &bool_attr[0], &bool_attr[0] }, + { "VIRTUAL", &bool_attr[0], &bool_attr[0] }, + { "UNCOND-CTI", &bool_attr[0], &bool_attr[0] }, + { "COND-CTI", &bool_attr[0], &bool_attr[0] }, + { "SKIP-CTI", &bool_attr[0], &bool_attr[0] }, + { "DELAY-SLOT", &bool_attr[0], &bool_attr[0] }, + { "RELAXABLE", &bool_attr[0], &bool_attr[0] }, + { "RELAX", &bool_attr[0], &bool_attr[0] }, + { "NO-DIS", &bool_attr[0], &bool_attr[0] }, + { "PBB", &bool_attr[0], &bool_attr[0] }, + { "EXT-SKIP-INSN", &bool_attr[0], &bool_attr[0] }, + { "SKIPA", &bool_attr[0], &bool_attr[0] }, + { 0, 0, 0 } +}; + +/* Instruction set variants. */ + +static const CGEN_ISA ip2k_cgen_isa_table[] = { + { "ip2k", 16, 16, 16, 16 }, + { 0, 0, 0, 0, 0 } +}; + +/* Machine variants. */ + +static const CGEN_MACH ip2k_cgen_mach_table[] = { + { "ip2022", "ip2022", MACH_IP2022, 0 }, + { "ip2022ext", "ip2022ext", MACH_IP2022EXT, 0 }, + { 0, 0, 0, 0 } +}; + +static CGEN_KEYWORD_ENTRY ip2k_cgen_opval_register_names_entries[] = +{ + { "ADDRSEL", 2, {0, {0}}, 0, 0 }, + { "ADDRX", 3, {0, {0}}, 0, 0 }, + { "IPH", 4, {0, {0}}, 0, 0 }, + { "IPL", 5, {0, {0}}, 0, 0 }, + { "SPH", 6, {0, {0}}, 0, 0 }, + { "SPL", 7, {0, {0}}, 0, 0 }, + { "PCH", 8, {0, {0}}, 0, 0 }, + { "PCL", 9, {0, {0}}, 0, 0 }, + { "WREG", 10, {0, {0}}, 0, 0 }, + { "STATUS", 11, {0, {0}}, 0, 0 }, + { "DPH", 12, {0, {0}}, 0, 0 }, + { "DPL", 13, {0, {0}}, 0, 0 }, + { "SPDREG", 14, {0, {0}}, 0, 0 }, + { "MULH", 15, {0, {0}}, 0, 0 }, + { "ADDRH", 16, {0, {0}}, 0, 0 }, + { "ADDRL", 17, {0, {0}}, 0, 0 }, + { "DATAH", 18, {0, {0}}, 0, 0 }, + { "DATAL", 19, {0, {0}}, 0, 0 }, + { "INTVECH", 20, {0, {0}}, 0, 0 }, + { "INTVECL", 21, {0, {0}}, 0, 0 }, + { "INTSPD", 22, {0, {0}}, 0, 0 }, + { "INTF", 23, {0, {0}}, 0, 0 }, + { "INTE", 24, {0, {0}}, 0, 0 }, + { "INTED", 25, {0, {0}}, 0, 0 }, + { "FCFG", 26, {0, {0}}, 0, 0 }, + { "TCTRL", 27, {0, {0}}, 0, 0 }, + { "XCFG", 28, {0, {0}}, 0, 0 }, + { "EMCFG", 29, {0, {0}}, 0, 0 }, + { "IPCH", 30, {0, {0}}, 0, 0 }, + { "IPCL", 31, {0, {0}}, 0, 0 }, + { "RAIN", 32, {0, {0}}, 0, 0 }, + { "RAOUT", 33, {0, {0}}, 0, 0 }, + { "RADIR", 34, {0, {0}}, 0, 0 }, + { "LFSRH", 35, {0, {0}}, 0, 0 }, + { "RBIN", 36, {0, {0}}, 0, 0 }, + { "RBOUT", 37, {0, {0}}, 0, 0 }, + { "RBDIR", 38, {0, {0}}, 0, 0 }, + { "LFSRL", 39, {0, {0}}, 0, 0 }, + { "RCIN", 40, {0, {0}}, 0, 0 }, + { "RCOUT", 41, {0, {0}}, 0, 0 }, + { "RCDIR", 42, {0, {0}}, 0, 0 }, + { "LFSRA", 43, {0, {0}}, 0, 0 }, + { "RDIN", 44, {0, {0}}, 0, 0 }, + { "RDOUT", 45, {0, {0}}, 0, 0 }, + { "RDDIR", 46, {0, {0}}, 0, 0 }, + { "REIN", 48, {0, {0}}, 0, 0 }, + { "REOUT", 49, {0, {0}}, 0, 0 }, + { "REDIR", 50, {0, {0}}, 0, 0 }, + { "RFIN", 52, {0, {0}}, 0, 0 }, + { "RFOUT", 53, {0, {0}}, 0, 0 }, + { "RFDIR", 54, {0, {0}}, 0, 0 }, + { "RGOUT", 57, {0, {0}}, 0, 0 }, + { "RGDIR", 58, {0, {0}}, 0, 0 }, + { "RTTMR", 64, {0, {0}}, 0, 0 }, + { "RTCFG", 65, {0, {0}}, 0, 0 }, + { "T0TMR", 66, {0, {0}}, 0, 0 }, + { "T0CFG", 67, {0, {0}}, 0, 0 }, + { "T1CNTH", 68, {0, {0}}, 0, 0 }, + { "T1CNTL", 69, {0, {0}}, 0, 0 }, + { "T1CAP1H", 70, {0, {0}}, 0, 0 }, + { "T1CAP1L", 71, {0, {0}}, 0, 0 }, + { "T1CAP2H", 72, {0, {0}}, 0, 0 }, + { "T1CMP2H", 72, {0, {0}}, 0, 0 }, + { "T1CAP2L", 73, {0, {0}}, 0, 0 }, + { "T1CMP2L", 73, {0, {0}}, 0, 0 }, + { "T1CMP1H", 74, {0, {0}}, 0, 0 }, + { "T1CMP1L", 75, {0, {0}}, 0, 0 }, + { "T1CFG1H", 76, {0, {0}}, 0, 0 }, + { "T1CFG1L", 77, {0, {0}}, 0, 0 }, + { "T1CFG2H", 78, {0, {0}}, 0, 0 }, + { "T1CFG2L", 79, {0, {0}}, 0, 0 }, + { "ADCH", 80, {0, {0}}, 0, 0 }, + { "ADCL", 81, {0, {0}}, 0, 0 }, + { "ADCCFG", 82, {0, {0}}, 0, 0 }, + { "ADCTMR", 83, {0, {0}}, 0, 0 }, + { "T2CNTH", 84, {0, {0}}, 0, 0 }, + { "T2CNTL", 85, {0, {0}}, 0, 0 }, + { "T2CAP1H", 86, {0, {0}}, 0, 0 }, + { "T2CAP1L", 87, {0, {0}}, 0, 0 }, + { "T2CAP2H", 88, {0, {0}}, 0, 0 }, + { "T2CMP2H", 88, {0, {0}}, 0, 0 }, + { "T2CAP2L", 89, {0, {0}}, 0, 0 }, + { "T2CMP2L", 89, {0, {0}}, 0, 0 }, + { "T2CMP1H", 90, {0, {0}}, 0, 0 }, + { "T2CMP1L", 91, {0, {0}}, 0, 0 }, + { "T2CFG1H", 92, {0, {0}}, 0, 0 }, + { "T2CFG1L", 93, {0, {0}}, 0, 0 }, + { "T2CFG2H", 94, {0, {0}}, 0, 0 }, + { "T2CFG2L", 95, {0, {0}}, 0, 0 }, + { "S1TMRH", 96, {0, {0}}, 0, 0 }, + { "S1TMRL", 97, {0, {0}}, 0, 0 }, + { "S1TBUFH", 98, {0, {0}}, 0, 0 }, + { "S1TBUFL", 99, {0, {0}}, 0, 0 }, + { "S1TCFG", 100, {0, {0}}, 0, 0 }, + { "S1RCNT", 101, {0, {0}}, 0, 0 }, + { "S1RBUFH", 102, {0, {0}}, 0, 0 }, + { "S1RBUFL", 103, {0, {0}}, 0, 0 }, + { "S1RCFG", 104, {0, {0}}, 0, 0 }, + { "S1RSYNC", 105, {0, {0}}, 0, 0 }, + { "S1INTF", 106, {0, {0}}, 0, 0 }, + { "S1INTE", 107, {0, {0}}, 0, 0 }, + { "S1MODE", 108, {0, {0}}, 0, 0 }, + { "S1SMASK", 109, {0, {0}}, 0, 0 }, + { "PSPCFG", 110, {0, {0}}, 0, 0 }, + { "CMPCFG", 111, {0, {0}}, 0, 0 }, + { "S2TMRH", 112, {0, {0}}, 0, 0 }, + { "S2TMRL", 113, {0, {0}}, 0, 0 }, + { "S2TBUFH", 114, {0, {0}}, 0, 0 }, + { "S2TBUFL", 115, {0, {0}}, 0, 0 }, + { "S2TCFG", 116, {0, {0}}, 0, 0 }, + { "S2RCNT", 117, {0, {0}}, 0, 0 }, + { "S2RBUFH", 118, {0, {0}}, 0, 0 }, + { "S2RBUFL", 119, {0, {0}}, 0, 0 }, + { "S2RCFG", 120, {0, {0}}, 0, 0 }, + { "S2RSYNC", 121, {0, {0}}, 0, 0 }, + { "S2INTF", 122, {0, {0}}, 0, 0 }, + { "S2INTE", 123, {0, {0}}, 0, 0 }, + { "S2MODE", 124, {0, {0}}, 0, 0 }, + { "S2SMASK", 125, {0, {0}}, 0, 0 }, + { "CALLH", 126, {0, {0}}, 0, 0 }, + { "CALLL", 127, {0, {0}}, 0, 0 } +}; + +CGEN_KEYWORD ip2k_cgen_opval_register_names = +{ + & ip2k_cgen_opval_register_names_entries[0], + 121, + 0, 0, 0, 0, "" +}; + + +/* The hardware table. */ + +#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) +#define A(a) (1 << CGEN_HW_##a) +#else +#define A(a) (1 << CGEN_HW_/**/a) +#endif + +const CGEN_HW_ENTRY ip2k_cgen_hw_table[] = +{ + { "h-memory", HW_H_MEMORY, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-sint", HW_H_SINT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-uint", HW_H_UINT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-addr", HW_H_ADDR, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-iaddr", HW_H_IADDR, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-spr", HW_H_SPR, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-registers", HW_H_REGISTERS, CGEN_ASM_NONE, 0, { 0|A(VIRTUAL), { (1<<MACH_BASE) } } }, + { "h-stack", HW_H_STACK, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-pabits", HW_H_PABITS, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-zbit", HW_H_ZBIT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-cbit", HW_H_CBIT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-dcbit", HW_H_DCBIT, CGEN_ASM_NONE, 0, { 0, { (1<<MACH_BASE) } } }, + { "h-pc", HW_H_PC, CGEN_ASM_NONE, 0, { 0|A(PROFILE)|A(PC), { (1<<MACH_BASE) } } }, + { 0, 0, CGEN_ASM_NONE, 0, {0, {0}} } +}; + +#undef A + + +/* The instruction field table. */ + +#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) +#define A(a) (1 << CGEN_IFLD_##a) +#else +#define A(a) (1 << CGEN_IFLD_/**/a) +#endif + +const CGEN_IFLD ip2k_cgen_ifld_table[] = +{ + { IP2K_F_NIL, "f-nil", 0, 0, 0, 0, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_ANYOF, "f-anyof", 0, 0, 0, 0, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_IMM8, "f-imm8", 0, 16, 7, 8, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_REG, "f-reg", 0, 16, 8, 9, { 0|A(ABS_ADDR), { (1<<MACH_BASE) } } }, + { IP2K_F_ADDR16CJP, "f-addr16cjp", 0, 16, 12, 13, { 0|A(ABS_ADDR), { (1<<MACH_BASE) } } }, + { IP2K_F_DIR, "f-dir", 0, 16, 9, 1, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_BITNO, "f-bitno", 0, 16, 11, 3, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP3, "f-op3", 0, 16, 15, 3, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP4, "f-op4", 0, 16, 15, 4, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP4MID, "f-op4mid", 0, 16, 11, 4, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP6, "f-op6", 0, 16, 15, 6, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP8, "f-op8", 0, 16, 15, 8, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP6_10LOW, "f-op6-10low", 0, 16, 9, 10, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_OP6_7LOW, "f-op6-7low", 0, 16, 9, 7, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_RETI3, "f-reti3", 0, 16, 2, 3, { 0, { (1<<MACH_BASE) } } }, + { IP2K_F_SKIPB, "f-skipb", 0, 16, 12, 1, { 0|A(ABS_ADDR), { (1<<MACH_BASE) } } }, + { IP2K_F_PAGE3, "f-page3", 0, 16, 2, 3, { 0, { (1<<MACH_BASE) } } }, + { 0, 0, 0, 0, 0, 0, {0, {0}} } +}; + +#undef A + + + +/* multi ifield declarations */ + + + +/* multi ifield definitions */ + + +/* The operand table. */ + +#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) +#define A(a) (1 << CGEN_OPERAND_##a) +#else +#define A(a) (1 << CGEN_OPERAND_/**/a) +#endif +#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) +#define OPERAND(op) IP2K_OPERAND_##op +#else +#define OPERAND(op) IP2K_OPERAND_/**/op +#endif + +const CGEN_OPERAND ip2k_cgen_operand_table[] = +{ +/* pc: program counter */ + { "pc", IP2K_OPERAND_PC, HW_H_PC, 0, 0, + { 0, &(ip2k_cgen_ifld_table[0]) }, + { 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); +} + |