X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=opcodes%2Fcgen-dis.in;h=5f448fbd3ff9b56d885b0b4eec9d2680eb86d5c8;hb=0c0adcc52478ebb707ed780173e18262df6eab7e;hp=7c5934037df8b92b06bac86f545c9125ab164a10;hpb=2ee563b53258d390d7446e90a67f465d504ae44c;p=deliverable%2Fbinutils-gdb.git diff --git a/opcodes/cgen-dis.in b/opcodes/cgen-dis.in index 7c5934037d..5f448fbd3f 100644 --- a/opcodes/cgen-dis.in +++ b/opcodes/cgen-dis.in @@ -1,26 +1,26 @@ /* Disassembler interface for targets using CGEN. -*- C -*- CGEN: Cpu tools GENerator -THIS FILE IS MACHINE GENERATED WITH CGEN. -- the resultant file is machine generated, cgen-dis.in isn't + THIS FILE IS MACHINE GENERATED WITH CGEN. + - the resultant file is machine generated, cgen-dis.in isn't -Copyright 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 1996-2020 Free Software Foundation, Inc. -This file is part of the GNU Binutils and GDB, the GNU debugger. + This file is part of libopcodes. -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 library is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, 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. + It 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. */ + 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., + 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* ??? Eventually more and more of this stuff can go to cpu-independent files. Keep that in mind. */ @@ -28,9 +28,10 @@ along with this program; if not, write to the Free Software Foundation, Inc., #include "sysdep.h" #include #include "ansidecl.h" -#include "dis-asm.h" +#include "disassemble.h" #include "bfd.h" #include "symcat.h" +#include "libiberty.h" #include "@prefix@-desc.h" #include "@prefix@-opc.h" #include "opintl.h" @@ -39,41 +40,35 @@ along with this program; if not, write to the Free Software Foundation, Inc., #define UNKNOWN_INSN_MSG _("*unknown*") static void print_normal - PARAMS ((CGEN_CPU_DESC, PTR, long, unsigned int, bfd_vma, int)); + (CGEN_CPU_DESC, void *, long, unsigned int, bfd_vma, int); static void print_address - PARAMS ((CGEN_CPU_DESC, PTR, bfd_vma, unsigned int, bfd_vma, int)); + (CGEN_CPU_DESC, void *, bfd_vma, unsigned int, bfd_vma, int) ATTRIBUTE_UNUSED; static void print_keyword - PARAMS ((CGEN_CPU_DESC, PTR, CGEN_KEYWORD *, long, unsigned int)); + (CGEN_CPU_DESC, void *, CGEN_KEYWORD *, long, unsigned int) ATTRIBUTE_UNUSED; static void print_insn_normal - PARAMS ((CGEN_CPU_DESC, PTR, const CGEN_INSN *, CGEN_FIELDS *, - bfd_vma, int)); + (CGEN_CPU_DESC, void *, const CGEN_INSN *, CGEN_FIELDS *, bfd_vma, int); static int print_insn - PARAMS ((CGEN_CPU_DESC, bfd_vma, disassemble_info *, char *, unsigned)); + (CGEN_CPU_DESC, bfd_vma, disassemble_info *, bfd_byte *, unsigned); static int default_print_insn - PARAMS ((CGEN_CPU_DESC, bfd_vma, disassemble_info *)); + (CGEN_CPU_DESC, bfd_vma, disassemble_info *) ATTRIBUTE_UNUSED; static int read_insn - PARAMS ((CGEN_CPU_DESC, bfd_vma, disassemble_info *, char *, int, - CGEN_EXTRACT_INFO *, unsigned long *)); + (CGEN_CPU_DESC, bfd_vma, disassemble_info *, bfd_byte *, int, CGEN_EXTRACT_INFO *, + unsigned long *); -/* -- disassembler routines inserted here */ +/* -- disassembler routines inserted here. */ /* Default print handler. */ static void -print_normal (cd, dis_info, value, attrs, pc, length) - CGEN_CPU_DESC cd ATTRIBUTE_UNUSED; - PTR dis_info; - long value; - unsigned int attrs; - bfd_vma pc ATTRIBUTE_UNUSED; - int length ATTRIBUTE_UNUSED; +print_normal (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, + void *dis_info, + long value, + unsigned int attrs, + bfd_vma pc ATTRIBUTE_UNUSED, + int length ATTRIBUTE_UNUSED) { disassemble_info *info = (disassemble_info *) dis_info; -#ifdef CGEN_PRINT_NORMAL - CGEN_PRINT_NORMAL (cd, info, value, attrs, pc, length); -#endif - /* Print the operand as directed by the attributes. */ if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_SEM_ONLY)) ; /* nothing to do */ @@ -86,23 +81,18 @@ print_normal (cd, dis_info, value, attrs, pc, length) /* Default address handler. */ static void -print_address (cd, dis_info, value, attrs, pc, length) - CGEN_CPU_DESC cd ATTRIBUTE_UNUSED; - PTR dis_info; - bfd_vma value; - unsigned int attrs; - bfd_vma pc ATTRIBUTE_UNUSED; - int length ATTRIBUTE_UNUSED; +print_address (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, + void *dis_info, + bfd_vma value, + unsigned int attrs, + bfd_vma pc ATTRIBUTE_UNUSED, + int length ATTRIBUTE_UNUSED) { disassemble_info *info = (disassemble_info *) dis_info; -#ifdef CGEN_PRINT_ADDRESS - CGEN_PRINT_ADDRESS (cd, info, value, attrs, pc, length); -#endif - /* Print the operand as directed by the attributes. */ if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_SEM_ONLY)) - ; /* nothing to do */ + ; /* Nothing to do. */ else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_PCREL_ADDR)) (*info->print_address_func) (value, info); else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_ABS_ADDR)) @@ -116,12 +106,11 @@ print_address (cd, dis_info, value, attrs, pc, length) /* Keyword print handler. */ static void -print_keyword (cd, dis_info, keyword_table, value, attrs) - CGEN_CPU_DESC cd ATTRIBUTE_UNUSED; - PTR dis_info; - CGEN_KEYWORD *keyword_table; - long value; - unsigned int attrs ATTRIBUTE_UNUSED; +print_keyword (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, + void *dis_info, + CGEN_KEYWORD *keyword_table, + long value, + unsigned int attrs ATTRIBUTE_UNUSED) { disassemble_info *info = (disassemble_info *) dis_info; const CGEN_KEYWORD_ENTRY *ke; @@ -135,17 +124,16 @@ print_keyword (cd, dis_info, keyword_table, value, attrs) /* Default insn printer. - DIS_INFO is defined as `PTR' so the disassembler needn't know anything + DIS_INFO is defined as `void *' so the disassembler needn't know anything about disassemble_info. */ static void -print_insn_normal (cd, dis_info, insn, fields, pc, length) - CGEN_CPU_DESC cd; - PTR dis_info; - const CGEN_INSN *insn; - CGEN_FIELDS *fields; - bfd_vma pc; - int length; +print_insn_normal (CGEN_CPU_DESC cd, + void *dis_info, + const CGEN_INSN *insn, + CGEN_FIELDS *fields, + bfd_vma pc, + int length) { const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn); disassemble_info *info = (disassemble_info *) dis_info; @@ -177,16 +165,16 @@ print_insn_normal (cd, dis_info, insn, fields, pc, length) Returns 0 if all is well, non-zero otherwise. */ static int -read_insn (cd, pc, info, buf, buflen, ex_info, insn_value) - CGEN_CPU_DESC cd ATTRIBUTE_UNUSED; - bfd_vma pc; - disassemble_info *info; - char *buf; - int buflen; - CGEN_EXTRACT_INFO *ex_info; - unsigned long *insn_value; +read_insn (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, + bfd_vma pc, + disassemble_info *info, + bfd_byte *buf, + int buflen, + CGEN_EXTRACT_INFO *ex_info, + unsigned long *insn_value) { int status = (*info->read_memory_func) (pc, buf, buflen, info); + if (status != 0) { (*info->memory_error_func) (status, pc, info); @@ -208,12 +196,11 @@ read_insn (cd, pc, info, buf, buflen, ex_info, insn_value) been called). */ static int -print_insn (cd, pc, info, buf, buflen) - CGEN_CPU_DESC cd; - bfd_vma pc; - disassemble_info *info; - char *buf; - unsigned int buflen; +print_insn (CGEN_CPU_DESC cd, + bfd_vma pc, + disassemble_info *info, + bfd_byte *buf, + unsigned int buflen) { CGEN_INSN_INT insn_value; const CGEN_INSN_LIST *insn_list; @@ -236,7 +223,7 @@ print_insn (cd, pc, info, buf, buflen) /* The instructions are stored in hash lists. Pick the first one and keep trying until we find the right one. */ - insn_list = CGEN_DIS_LOOKUP_INSN (cd, buf, insn_value); + insn_list = CGEN_DIS_LOOKUP_INSN (cd, (char *) buf, insn_value); while (insn_list != NULL) { const CGEN_INSN *insn = insn_list->insn; @@ -244,7 +231,7 @@ print_insn (cd, pc, info, buf, buflen) int length; unsigned long insn_value_cropped; -#ifdef CGEN_VALIDATE_INSN_SUPPORTED +#ifdef CGEN_VALIDATE_INSN_SUPPORTED /* Not needed as insn shouldn't be in hash lists if not supported. */ /* Supported by this cpu? */ if (! @arch@_cgen_insn_supported (cd, insn)) @@ -262,7 +249,7 @@ print_insn (cd, pc, info, buf, buflen) relevant part from the buffer. */ if ((unsigned) (CGEN_INSN_BITSIZE (insn) / 8) < buflen && (unsigned) (CGEN_INSN_BITSIZE (insn) / 8) <= sizeof (unsigned long)) - insn_value_cropped = bfd_get_bits (buf, CGEN_INSN_BITSIZE (insn), + insn_value_cropped = bfd_get_bits (buf, CGEN_INSN_BITSIZE (insn), info->endian == BFD_ENDIAN_BIG); else insn_value_cropped = insn_value; @@ -292,13 +279,13 @@ print_insn (cd, pc, info, buf, buflen) length = CGEN_EXTRACT_FN (cd, insn) (cd, insn, &ex_info, insn_value_cropped, &fields, pc); - /* length < 0 -> error */ + /* Length < 0 -> error. */ if (length < 0) return length; if (length > 0) { CGEN_PRINT_FN (cd, insn) (cd, info, insn, &fields, pc, length); - /* length is in bits, result is in bytes */ + /* Length is in bits, result is in bytes. */ return length / 8; } } @@ -318,12 +305,9 @@ print_insn (cd, pc, info, buf, buflen) #endif static int -default_print_insn (cd, pc, info) - CGEN_CPU_DESC cd; - bfd_vma pc; - disassemble_info *info; +default_print_insn (CGEN_CPU_DESC cd, bfd_vma pc, disassemble_info *info) { - char buf[CGEN_MAX_INSN_SIZE]; + bfd_byte buf[CGEN_MAX_INSN_SIZE]; int buflen; int status; @@ -351,27 +335,27 @@ default_print_insn (cd, pc, info) Print one instruction from PC on INFO->STREAM. Return the size of the instruction (in bytes). */ -typedef struct cpu_desc_list { +typedef struct cpu_desc_list +{ struct cpu_desc_list *next; - int isa; + CGEN_BITSET *isa; int mach; int endian; CGEN_CPU_DESC cd; } cpu_desc_list; int -print_insn_@arch@ (pc, info) - bfd_vma pc; - disassemble_info *info; +print_insn_@arch@ (bfd_vma pc, disassemble_info *info) { static cpu_desc_list *cd_list = 0; cpu_desc_list *cl = 0; static CGEN_CPU_DESC cd = 0; - static int prev_isa; + static CGEN_BITSET *prev_isa; static int prev_mach; static int prev_endian; int length; - int isa,mach; + CGEN_BITSET *isa; + int mach; int endian = (info->endian == BFD_ENDIAN_BIG ? CGEN_ENDIAN_BIG : CGEN_ENDIAN_LITTLE); @@ -384,7 +368,7 @@ print_insn_@arch@ (pc, info) arch = info->arch; if (arch == bfd_arch_unknown) arch = CGEN_BFD_ARCH; - + /* There's no standard way to compute the machine or isa number so we leave it to the target. */ #ifdef CGEN_COMPUTE_MACH @@ -394,29 +378,38 @@ print_insn_@arch@ (pc, info) #endif #ifdef CGEN_COMPUTE_ISA - isa = CGEN_COMPUTE_ISA (info); + { + static CGEN_BITSET *permanent_isa; + + if (!permanent_isa) + permanent_isa = cgen_bitset_create (MAX_ISAS); + isa = permanent_isa; + cgen_bitset_clear (isa); + cgen_bitset_add (isa, CGEN_COMPUTE_ISA (info)); + } #else - isa = info->insn_sets; + isa = info->private_data; #endif /* If we've switched cpu's, try to find a handle we've used before */ if (cd - && (isa != prev_isa + && (cgen_bitset_compare (isa, prev_isa) != 0 || mach != prev_mach || endian != prev_endian)) { cd = 0; for (cl = cd_list; cl; cl = cl->next) { - if (cl->isa == isa && + if (cgen_bitset_compare (cl->isa, isa) == 0 && cl->mach == mach && cl->endian == endian) { cd = cl->cd; + prev_isa = cd->isas; break; } } - } + } /* If we haven't initialized yet, initialize the opcode table. */ if (! cd) @@ -428,7 +421,7 @@ print_insn_@arch@ (pc, info) abort (); mach_name = arch_type->printable_name; - prev_isa = isa; + prev_isa = cgen_bitset_copy (isa); prev_mach = mach; prev_endian = endian; cd = @arch@_cgen_cpu_open (CGEN_CPU_OPEN_ISAS, prev_isa, @@ -438,10 +431,10 @@ print_insn_@arch@ (pc, info) if (!cd) abort (); - /* save this away for future reference */ + /* Save this away for future reference. */ cl = xmalloc (sizeof (struct cpu_desc_list)); cl->cd = cd; - cl->isa = isa; + cl->isa = prev_isa; cl->mach = mach; cl->endian = endian; cl->next = cd_list;