X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=opcodes%2Fip2k-asm.c;h=248216d2cf86ee3d8e109c69d4dba14ae390cedf;hb=9e790a80160676e7fd3fb8be6cf3c1c77d9ded81;hp=7e3eb318bb4fcb5d9d99d26a6d0b7e14e815864d;hpb=ebdb03830437296364a12dec008eea52499f3bab;p=deliverable%2Fbinutils-gdb.git diff --git a/opcodes/ip2k-asm.c b/opcodes/ip2k-asm.c index 7e3eb318bb..248216d2cf 100644 --- a/opcodes/ip2k-asm.c +++ b/opcodes/ip2k-asm.c @@ -1,26 +1,28 @@ +/* DO NOT EDIT! -*- buffer-read-only: t -*- vi:set ro: */ /* Assembler interface for targets using CGEN. -*- C -*- CGEN: Cpu tools GENerator -THIS FILE IS MACHINE GENERATED WITH CGEN. -- the resultant file is machine generated, cgen-asm.in isn't + THIS FILE IS MACHINE GENERATED WITH CGEN. + - the resultant file is machine generated, cgen-asm.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., + 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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., -59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* ??? Eventually more and more of this stuff can go to cpu-independent files. Keep that in mind. */ @@ -49,35 +51,22 @@ static const char * parse_insn_normal /* -- asm.c */ -#define PARSE_FUNC_DECL(name) \ - static const char *name (CGEN_CPU_DESC, const char **, int, long *) -#define PARSE_UFUNC_DECL(name) \ - static const char *name (CGEN_CPU_DESC, const char **, int, unsigned long *) - -PARSE_UFUNC_DECL (parse_fr); -PARSE_UFUNC_DECL (parse_addr16); -PARSE_UFUNC_DECL (parse_addr16_cjp); -PARSE_FUNC_DECL (parse_lit8); -PARSE_UFUNC_DECL (parse_bit3); - - static const char * -parse_fr (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - unsigned long *valuep; +parse_fr (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) { const char *errmsg; const char *old_strp; - char *afteroffset; + char *afteroffset; enum cgen_parse_operand_result result_type; bfd_vma value; extern CGEN_KEYWORD ip2k_cgen_opval_register_names; bfd_vma tempvalue; old_strp = *strp; - afteroffset = NULL; + afteroffset = NULL; /* Check here to see if you're about to try parsing a w as the first arg and return an error if you are. */ @@ -119,7 +108,7 @@ parse_fr (cd, strp, opindex, valuep) } else { - *strp += 4; + *strp += 4; *valuep = 0; errmsg = NULL; return errmsg; @@ -155,7 +144,7 @@ parse_fr (cd, strp, opindex, valuep) { /* Value is ok. Fix up the first 2 bits and return. */ *valuep = 0x0100 | tempvalue; - *strp += 4; /* skip over the (DP) in *strp. */ + *strp += 4; /* Skip over the (DP) in *strp. */ return errmsg; } else @@ -196,7 +185,7 @@ parse_fr (cd, strp, opindex, valuep) { /* Value is ok. Fix up the first 2 bits and return. */ *valuep = 0x0180 | tempvalue; - *strp += 4; /* skip over the (SP) in *strp. */ + *strp += 4; /* Skip over the (SP) in *strp. */ return errmsg; } else @@ -217,11 +206,11 @@ parse_fr (cd, strp, opindex, valuep) { *valuep = value; - /* if a parenthesis is found, warn about invalid form. */ + /* If a parenthesis is found, warn about invalid form. */ if (**strp == '(') errmsg = _("illegal use of parentheses"); - /* if a numeric value is specified, ensure that it is between + /* If a numeric value is specified, ensure that it is between 1 and 255. */ else if (result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) { @@ -233,11 +222,10 @@ parse_fr (cd, strp, opindex, valuep) } static const char * -parse_addr16 (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - unsigned long *valuep; +parse_addr16 (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) { const char *errmsg; enum cgen_parse_operand_result result_type; @@ -250,43 +238,42 @@ parse_addr16 (cd, strp, opindex, valuep) code = BFD_RELOC_IP2K_LO8DATA; else { - /* Something is very wrong. opindex has to be one of the above. */ + /* Something is very wrong. opindex has to be one of the above. */ errmsg = _("parse_addr16: invalid opindex."); return errmsg; } - + errmsg = cgen_parse_address (cd, strp, opindex, code, & result_type, & value); if (errmsg == NULL) { - /* We either have a relocation or a number now. */ + /* We either have a relocation or a number now. */ if (result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) { - /* We got a number back. */ + /* We got a number back. */ if (code == BFD_RELOC_IP2K_HI8DATA) value >>= 8; - else /* code = BFD_RELOC_IP2K_LOW8DATA */ + else + /* code = BFD_RELOC_IP2K_LOW8DATA. */ value &= 0x00FF; - } + } *valuep = value; } return errmsg; } - static const char * -parse_addr16_cjp (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - unsigned long *valuep; +parse_addr16_cjp (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) { const char *errmsg; enum cgen_parse_operand_result result_type; bfd_reloc_code_real_type code = BFD_RELOC_NONE; bfd_vma value; - + if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16CJP) code = BFD_RELOC_IP2K_ADDR16CJP; else if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16P) @@ -301,7 +288,7 @@ parse_addr16_cjp (cd, strp, opindex, valuep) if ((value & 0x1) == 0) /* If the address is even .... */ { if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16CJP) - *valuep = (value >> 1) & 0x1FFF; /* Should mask be 1FFF? */ + *valuep = (value >> 1) & 0x1FFF; /* Should mask be 1FFF? */ else if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16P) *valuep = (value >> 14) & 0x7; } @@ -314,26 +301,24 @@ parse_addr16_cjp (cd, strp, opindex, valuep) are labels. */ *valuep = value; } - else + else errmsg = _("cgen_parse_address returned a symbol. Literal required."); } - return errmsg; + return errmsg; } - static const char * -parse_lit8 (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - long *valuep; +parse_lit8 (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + long *valuep) { const char *errmsg; enum cgen_parse_operand_result result_type; bfd_reloc_code_real_type code = BFD_RELOC_NONE; bfd_vma value; - /* Parse %OP relocating operators. */ + /* Parse %OP relocating operators. */ if (strncmp (*strp, "%bank", 5) == 0) { *strp += 5; @@ -364,12 +349,11 @@ parse_lit8 (cd, strp, opindex, valuep) *strp += 8; code = BFD_RELOC_IP2K_HI8INSN; } - /* Parse %op operand. */ if (code != BFD_RELOC_NONE) { - errmsg = cgen_parse_address (cd, strp, opindex, code, + errmsg = cgen_parse_address (cd, strp, opindex, code, & result_type, & value); if ((errmsg == NULL) && (result_type != CGEN_PARSE_OPERAND_RESULT_QUEUED)) @@ -382,7 +366,7 @@ parse_lit8 (cd, strp, opindex, valuep) { errmsg = cgen_parse_signed_integer (cd, strp, opindex, valuep); - /* Truncate to eight bits to accept both signed and unsigned input. */ + /* Truncate to eight bits to accept both signed and unsigned input. */ if (errmsg == NULL) *valuep &= 0xFF; } @@ -391,11 +375,10 @@ parse_lit8 (cd, strp, opindex, valuep) } static const char * -parse_bit3 (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - unsigned long *valuep; +parse_bit3 (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) { const char *errmsg; char mode = 0; @@ -430,7 +413,7 @@ parse_bit3 (cd, strp, opindex, valuep) errmsg = _("Attempt to find bit index of 0"); return errmsg; } - + if (mode == 1) { count = 31; @@ -449,18 +432,17 @@ parse_bit3 (cd, strp, opindex, valuep) value >>= 1; } } - + *valuep = count; } return errmsg; } - /* -- dis.c */ const char * ip2k_cgen_parse_operand - PARAMS ((CGEN_CPU_DESC, int, const char **, CGEN_FIELDS *)); + (CGEN_CPU_DESC, int, const char **, CGEN_FIELDS *); /* Main entry point for operand parsing. @@ -476,11 +458,10 @@ const char * ip2k_cgen_parse_operand the handlers. */ const char * -ip2k_cgen_parse_operand (cd, opindex, strp, fields) - CGEN_CPU_DESC cd; - int opindex; - const char ** strp; - CGEN_FIELDS * fields; +ip2k_cgen_parse_operand (CGEN_CPU_DESC cd, + int opindex, + const char ** strp, + CGEN_FIELDS * fields) { const char * errmsg = NULL; /* Used by scalar operands that still need to be parsed. */ @@ -527,26 +508,30 @@ ip2k_cgen_parse_operand (cd, opindex, strp, fields) default : /* xgettext:c-format */ - fprintf (stderr, _("Unrecognized field %d while parsing.\n"), opindex); + opcodes_error_handler + (_("internal error: unrecognized field %d while parsing"), + opindex); abort (); } return errmsg; } -cgen_parse_fn * const ip2k_cgen_parse_handlers[] = +cgen_parse_fn * const ip2k_cgen_parse_handlers[] = { parse_insn_normal, }; void -ip2k_cgen_init_asm (cd) - CGEN_CPU_DESC cd; +ip2k_cgen_init_asm (CGEN_CPU_DESC cd) { ip2k_cgen_init_opcode_table (cd); ip2k_cgen_init_ibld_table (cd); cd->parse_handlers = & ip2k_cgen_parse_handlers[0]; cd->parse_operand = ip2k_cgen_parse_operand; +#ifdef CGEN_ASM_INIT_HOOK +CGEN_ASM_INIT_HOOK +#endif } @@ -562,9 +547,9 @@ ip2k_cgen_init_asm (cd) Returns NULL for success, an error message for failure. */ -char * +char * ip2k_cgen_build_insn_regex (CGEN_INSN *insn) -{ +{ CGEN_OPCODE *opc = (CGEN_OPCODE *) CGEN_INSN_OPCODE (insn); const char *mnem = CGEN_INSN_MNEMONIC (insn); char rxbuf[CGEN_MAX_RX_ELEMENTS]; @@ -603,18 +588,18 @@ ip2k_cgen_build_insn_regex (CGEN_INSN *insn) /* Copy any remaining literals from the syntax string into the rx. */ for(; * syn != 0 && rx <= rxbuf + (CGEN_MAX_RX_ELEMENTS - 7 - 4); ++syn) { - if (CGEN_SYNTAX_CHAR_P (* syn)) + if (CGEN_SYNTAX_CHAR_P (* syn)) { char c = CGEN_SYNTAX_CHAR (* syn); - switch (c) + switch (c) { /* Escape any regex metacharacters in the syntax. */ - case '.': case '[': case '\\': - case '*': case '^': case '$': + case '.': case '[': case '\\': + case '*': case '^': case '$': #ifdef CGEN_ESCAPE_EXTENDED_REGEX - case '?': case '{': case '}': + case '?': case '{': case '}': case '(': case ')': case '*': case '|': case '+': case ']': #endif @@ -644,20 +629,20 @@ ip2k_cgen_build_insn_regex (CGEN_INSN *insn) } /* Trailing whitespace ok. */ - * rx++ = '['; - * rx++ = ' '; - * rx++ = '\t'; - * rx++ = ']'; - * rx++ = '*'; + * rx++ = '['; + * rx++ = ' '; + * rx++ = '\t'; + * rx++ = ']'; + * rx++ = '*'; /* But anchor it after that. */ - * rx++ = '$'; + * rx++ = '$'; * rx = '\0'; CGEN_INSN_RX (insn) = xmalloc (sizeof (regex_t)); reg_err = regcomp ((regex_t *) CGEN_INSN_RX (insn), rxbuf, REG_NOSUB); - if (reg_err == 0) + if (reg_err == 0) return NULL; else { @@ -775,9 +760,11 @@ parse_insn_normal (CGEN_CPU_DESC cd, continue; } +#ifdef CGEN_MNEMONIC_OPERANDS + (void) past_opcode_p; +#endif /* We have an operand of some sort. */ - errmsg = cd->parse_operand (cd, CGEN_SYNTAX_FIELD (*syn), - &str, fields); + errmsg = cd->parse_operand (cd, CGEN_SYNTAX_FIELD (*syn), &str, fields); if (errmsg) return errmsg; @@ -854,7 +841,7 @@ ip2k_cgen_assemble_insn (CGEN_CPU_DESC cd, const CGEN_INSN *insn = ilist->insn; recognized_mnemonic = 1; -#ifdef CGEN_VALIDATE_INSN_SUPPORTED +#ifdef CGEN_VALIDATE_INSN_SUPPORTED /* Not usually needed as unsupported opcodes shouldn't be in the hash lists. */ /* Is this insn supported by the selected cpu? */ @@ -894,60 +881,41 @@ ip2k_cgen_assemble_insn (CGEN_CPU_DESC cd, { static char errbuf[150]; -#ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS const char *tmp_errmsg; - - /* If requesting verbose error messages, use insert_errmsg. - Failing that, use parse_errmsg. */ - tmp_errmsg = (insert_errmsg ? insert_errmsg : - parse_errmsg ? parse_errmsg : - recognized_mnemonic ? - _("unrecognized form of instruction") : - _("unrecognized instruction")); - - if (strlen (start) > 50) - /* xgettext:c-format */ - sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start); - else - /* xgettext:c-format */ - sprintf (errbuf, "%s `%.50s'", tmp_errmsg, start); +#ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS +#define be_verbose 1 #else - if (strlen (start) > 50) - /* xgettext:c-format */ - sprintf (errbuf, _("bad instruction `%.50s...'"), start); - else - /* xgettext:c-format */ - sprintf (errbuf, _("bad instruction `%.50s'"), start); +#define be_verbose 0 #endif - + + if (be_verbose) + { + /* If requesting verbose error messages, use insert_errmsg. + Failing that, use parse_errmsg. */ + tmp_errmsg = (insert_errmsg ? insert_errmsg : + parse_errmsg ? parse_errmsg : + recognized_mnemonic ? + _("unrecognized form of instruction") : + _("unrecognized instruction")); + + if (strlen (start) > 50) + /* xgettext:c-format */ + sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start); + else + /* xgettext:c-format */ + sprintf (errbuf, "%s `%.50s'", tmp_errmsg, start); + } + else + { + if (strlen (start) > 50) + /* xgettext:c-format */ + sprintf (errbuf, _("bad instruction `%.50s...'"), start); + else + /* xgettext:c-format */ + sprintf (errbuf, _("bad instruction `%.50s'"), start); + } + *errmsg = errbuf; return NULL; } } - -#if 0 /* This calls back to GAS which we can't do without care. */ - -/* Record each member of OPVALS in the assembler's symbol table. - This lets GAS parse registers for us. - ??? Interesting idea but not currently used. */ - -/* Record each member of OPVALS in the assembler's symbol table. - FIXME: Not currently used. */ - -void -ip2k_cgen_asm_hash_keywords (CGEN_CPU_DESC cd, CGEN_KEYWORD *opvals) -{ - CGEN_KEYWORD_SEARCH search = cgen_keyword_search_init (opvals, NULL); - const CGEN_KEYWORD_ENTRY * ke; - - while ((ke = cgen_keyword_search_next (& search)) != NULL) - { -#if 0 /* Unnecessary, should be done in the search routine. */ - if (! ip2k_cgen_opval_supported (ke)) - continue; -#endif - cgen_asm_record_register (cd, ke->name, ke->value); - } -} - -#endif /* 0 */