X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=opcodes%2Fip2k-asm.c;h=41e8d33472cc13cdd3a232f0171ea5badf4a47d0;hb=4ded9dda7cac16de63928596e8c7e29984515089;hp=a0204d0323358772123ae3584c3dc067d7976ebf;hpb=bf143b25e9fc72d76625cbc229ef804b9ef42bae;p=deliverable%2Fbinutils-gdb.git diff --git a/opcodes/ip2k-asm.c b/opcodes/ip2k-asm.c index a0204d0323..41e8d33472 100644 --- a/opcodes/ip2k-asm.c +++ b/opcodes/ip2k-asm.c @@ -1,26 +1,28 @@ /* 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 1996, 1997, 1998, 1999, 2000, 2001, 2005, 2007, 2008 + 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. */ @@ -49,22 +51,11 @@ static const char * parse_insn_normal /* -- asm.c */ -#define PARSE_FUNC_DECL(name) \ -static const char *name PARAMS ((CGEN_CPU_DESC, const char **, int, long *)) - -PARSE_FUNC_DECL (parse_fr); -PARSE_FUNC_DECL (parse_addr16); -PARSE_FUNC_DECL (parse_addr16_cjp); -PARSE_FUNC_DECL (parse_lit8); -PARSE_FUNC_DECL (parse_bit3); - - static const char * -parse_fr (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - long *valuep; +parse_fr (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) { const char *errmsg; const char *old_strp; @@ -75,49 +66,43 @@ parse_fr (cd, strp, opindex, valuep) 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. */ - if ( (strncmp(*strp,"w",1)==0) || (strncmp(*strp,"W",1)==0) ) + /* Check here to see if you're about to try parsing a w as the first arg + and return an error if you are. */ + if ((strncmp (*strp, "w", 1) == 0) || (strncmp (*strp, "W", 1) == 0)) { (*strp)++; - if ( (strncmp(*strp,",",1)==0) || ISSPACE(**strp) ) + if ((strncmp (*strp, ",", 1) == 0) || ISSPACE (**strp)) { - /* We've been passed a w. Return with an error message so that */ - /* cgen will try the next parsing option. */ + /* We've been passed a w. Return with an error message so that + cgen will try the next parsing option. */ errmsg = _("W keyword invalid in FR operand slot."); return errmsg; } *strp = old_strp; } - /* Attempt parse as register keyword. */ - /* old_strp = *strp; */ - errmsg = cgen_parse_keyword (cd, strp, & ip2k_cgen_opval_register_names, - valuep); - if ( *strp != NULL ) - if (errmsg == NULL) - return errmsg; + (long *) valuep); + if (*strp != NULL + && errmsg == NULL) + return errmsg; - /* Attempt to parse for "(IP)" */ - afteroffset = strstr(*strp,"(IP)"); + /* Attempt to parse for "(IP)". */ + afteroffset = strstr (*strp, "(IP)"); - if ( afteroffset == NULL) - { - /* Make sure it's not in lower case */ - afteroffset = strstr(*strp,"(ip)"); - } + if (afteroffset == NULL) + /* Make sure it's not in lower case. */ + afteroffset = strstr (*strp, "(ip)"); - if ( afteroffset != NULL ) + if (afteroffset != NULL) { - if ( afteroffset != *strp ) + if (afteroffset != *strp) { - /* Invalid offset present.*/ + /* Invalid offset present. */ errmsg = _("offset(IP) is not a valid form"); return errmsg; } @@ -130,47 +115,42 @@ parse_fr (cd, strp, opindex, valuep) } } - /* Attempt to parse for DP. ex: mov w, offset(DP) */ - /* mov offset(DP),w */ + /* Attempt to parse for DP. ex: mov w, offset(DP) + mov offset(DP),w */ - /* Try parsing it as an address and see what comes back */ + /* Try parsing it as an address and see what comes back. */ + afteroffset = strstr (*strp, "(DP)"); - afteroffset = strstr(*strp,"(DP)"); - - if ( afteroffset == NULL) - { - /* Maybe it's in lower case */ - afteroffset = strstr(*strp,"(dp)"); - } + if (afteroffset == NULL) + /* Maybe it's in lower case. */ + afteroffset = strstr (*strp, "(dp)"); - if ( afteroffset != NULL ) + if (afteroffset != NULL) { - if ( afteroffset == *strp ) + if (afteroffset == *strp) { - /* No offset present. Use 0 by default. */ + /* No offset present. Use 0 by default. */ tempvalue = 0; errmsg = NULL; } else - { - errmsg = cgen_parse_address (cd, strp, opindex, - BFD_RELOC_IP2K_FR_OFFSET, - & result_type, & tempvalue); - } + errmsg = cgen_parse_address (cd, strp, opindex, + BFD_RELOC_IP2K_FR_OFFSET, + & result_type, & tempvalue); if (errmsg == NULL) { if (tempvalue <= 127) { - /* Value is ok. Fix up the first 2 bits and return */ + /* 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 { /* Found something there in front of (DP) but it's out - of range. */ + of range. */ errmsg = _("(DP) offset out of range."); return errmsg; } @@ -178,54 +158,47 @@ parse_fr (cd, strp, opindex, valuep) } - /* Attempt to parse for SP. ex: mov w, offset(SP) */ - /* mov offset(SP), w */ - - - afteroffset = strstr(*strp,"(SP)"); + /* Attempt to parse for SP. ex: mov w, offset(SP) + mov offset(SP), w. */ + afteroffset = strstr (*strp, "(SP)"); if (afteroffset == NULL) - { - /* Maybe it's in lower case. */ - afteroffset = strstr(*strp, "(sp)"); - } + /* Maybe it's in lower case. */ + afteroffset = strstr (*strp, "(sp)"); - if ( afteroffset != NULL ) + if (afteroffset != NULL) { - if ( afteroffset == *strp ) + if (afteroffset == *strp) { - /* No offset present. Use 0 by default. */ + /* No offset present. Use 0 by default. */ tempvalue = 0; errmsg = NULL; } else - { - errmsg = cgen_parse_address (cd, strp, opindex, - BFD_RELOC_IP2K_FR_OFFSET, - & result_type, & tempvalue); - } + errmsg = cgen_parse_address (cd, strp, opindex, + BFD_RELOC_IP2K_FR_OFFSET, + & result_type, & tempvalue); + if (errmsg == NULL) { if (tempvalue <= 127) { - /* Value is ok. Fix up the first 2 bits and return */ + /* 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 { /* Found something there in front of (SP) but it's out - of range. */ + of range. */ errmsg = _("(SP) offset out of range."); return errmsg; } - } } - - /* Attempt to parse as an address. */ + /* Attempt to parse as an address. */ *strp = old_strp; errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_IP2K_FR9, & result_type, & value); @@ -233,14 +206,12 @@ 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 - 1 and 255 */ + errmsg = _("illegal use of parentheses"); + + /* If a numeric value is specified, ensure that it is between + 1 and 255. */ else if (result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) { if (value < 0x1 || value > 0xff) @@ -251,24 +222,23 @@ parse_fr (cd, strp, opindex, valuep) } static const char * -parse_addr16 (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - 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; bfd_reloc_code_real_type code = BFD_RELOC_NONE; bfd_vma value; - if ( opindex == (CGEN_OPERAND_TYPE)IP2K_OPERAND_ADDR16H ) + if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16H) code = BFD_RELOC_IP2K_HI8DATA; - else if ( opindex == (CGEN_OPERAND_TYPE)IP2K_OPERAND_ADDR16L ) + else if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16L) 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; } @@ -277,13 +247,14 @@ parse_addr16 (cd, strp, opindex, valuep) & result_type, & value); if (errmsg == NULL) { - /* We either have a relocation or a number now. */ - if ( result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER ) + /* We either have a relocation or a number now. */ + if (result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) { - /* We got a number back. */ - if ( code == BFD_RELOC_IP2K_HI8DATA ) + /* 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; @@ -292,41 +263,39 @@ parse_addr16 (cd, strp, opindex, valuep) return errmsg; } - static const char * -parse_addr16_cjp (cd, strp, opindex, valuep) - CGEN_CPU_DESC cd; - const char **strp; - int opindex; - 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 ) + if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16CJP) code = BFD_RELOC_IP2K_ADDR16CJP; - else if ( opindex == (CGEN_OPERAND_TYPE)IP2K_OPERAND_ADDR16P ) + else if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16P) code = BFD_RELOC_IP2K_PAGE3; errmsg = cgen_parse_address (cd, strp, opindex, code, & result_type, & value); if (errmsg == NULL) { - if ( result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER ) + if (result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) { - if ( (value & 0x1) == 0) /* If the address is even .... */ + 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? */ - else if ( opindex == (CGEN_OPERAND_TYPE)IP2K_OPERAND_ADDR16P ) + if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16CJP) + *valuep = (value >> 1) & 0x1FFF; /* Should mask be 1FFF? */ + else if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16P) *valuep = (value >> 14) & 0x7; } else errmsg = _("Byte address required. - must be even."); } - else if ( result_type == CGEN_PARSE_OPERAND_RESULT_QUEUED ) + else if (result_type == CGEN_PARSE_OPERAND_RESULT_QUEUED) { /* This will happen for things like (s2-s1) where s2 and s1 are labels. */ @@ -338,20 +307,18 @@ parse_addr16_cjp (cd, strp, opindex, valuep) 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; @@ -382,7 +349,6 @@ parse_lit8 (cd, strp, opindex, valuep) *strp += 8; code = BFD_RELOC_IP2K_HI8INSN; } - /* Parse %op operand. */ if (code != BFD_RELOC_NONE) @@ -391,7 +357,7 @@ parse_lit8 (cd, strp, opindex, valuep) & result_type, & value); if ((errmsg == NULL) && (result_type != CGEN_PARSE_OPERAND_RESULT_QUEUED)) - errmsg = _("%operator operand is not a symbol"); + errmsg = _("percent-operator operand is not a symbol"); *valuep = value; } @@ -400,7 +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; } @@ -409,11 +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; - long *valuep; +parse_bit3 (CGEN_CPU_DESC cd, + const char **strp, + int opindex, + unsigned long *valuep) { const char *errmsg; char mode = 0; @@ -436,13 +401,13 @@ parse_bit3 (cd, strp, opindex, valuep) mode = 2; } - errmsg = cgen_parse_signed_integer (cd, strp, opindex, valuep); + errmsg = cgen_parse_unsigned_integer (cd, strp, opindex, valuep); if (errmsg) return errmsg; if (mode) { - value = (unsigned long) *valuep; + value = * valuep; if (value == 0) { errmsg = _("Attempt to find bit index of 0"); @@ -474,11 +439,10 @@ parse_bit3 (cd, strp, opindex, valuep) 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. @@ -494,11 +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. */ @@ -507,40 +470,40 @@ ip2k_cgen_parse_operand (cd, opindex, strp, fields) switch (opindex) { case IP2K_OPERAND_ADDR16CJP : - errmsg = parse_addr16_cjp (cd, strp, IP2K_OPERAND_ADDR16CJP, &fields->f_addr16cjp); + errmsg = parse_addr16_cjp (cd, strp, IP2K_OPERAND_ADDR16CJP, (unsigned long *) (& fields->f_addr16cjp)); break; case IP2K_OPERAND_ADDR16H : - errmsg = parse_addr16 (cd, strp, IP2K_OPERAND_ADDR16H, &fields->f_imm8); + errmsg = parse_addr16 (cd, strp, IP2K_OPERAND_ADDR16H, (unsigned long *) (& fields->f_imm8)); break; case IP2K_OPERAND_ADDR16L : - errmsg = parse_addr16 (cd, strp, IP2K_OPERAND_ADDR16L, &fields->f_imm8); + errmsg = parse_addr16 (cd, strp, IP2K_OPERAND_ADDR16L, (unsigned long *) (& fields->f_imm8)); break; case IP2K_OPERAND_ADDR16P : - errmsg = parse_addr16_cjp (cd, strp, IP2K_OPERAND_ADDR16P, &fields->f_page3); + errmsg = parse_addr16_cjp (cd, strp, IP2K_OPERAND_ADDR16P, (unsigned long *) (& fields->f_page3)); break; case IP2K_OPERAND_BITNO : - errmsg = parse_bit3 (cd, strp, IP2K_OPERAND_BITNO, &fields->f_bitno); + errmsg = parse_bit3 (cd, strp, IP2K_OPERAND_BITNO, (unsigned long *) (& fields->f_bitno)); break; case IP2K_OPERAND_CBIT : - errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_CBIT, &junk); + errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_CBIT, (unsigned long *) (& junk)); break; case IP2K_OPERAND_DCBIT : - errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_DCBIT, &junk); + errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_DCBIT, (unsigned long *) (& junk)); break; case IP2K_OPERAND_FR : - errmsg = parse_fr (cd, strp, IP2K_OPERAND_FR, &fields->f_reg); + errmsg = parse_fr (cd, strp, IP2K_OPERAND_FR, (unsigned long *) (& fields->f_reg)); break; case IP2K_OPERAND_LIT8 : - errmsg = parse_lit8 (cd, strp, IP2K_OPERAND_LIT8, &fields->f_imm8); + errmsg = parse_lit8 (cd, strp, IP2K_OPERAND_LIT8, (long *) (& fields->f_imm8)); break; case IP2K_OPERAND_PABITS : - errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_PABITS, &junk); + errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_PABITS, (unsigned long *) (& junk)); break; case IP2K_OPERAND_RETI3 : - errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_RETI3, &fields->f_reti3); + errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_RETI3, (unsigned long *) (& fields->f_reti3)); break; case IP2K_OPERAND_ZBIT : - errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_ZBIT, &junk); + errmsg = cgen_parse_unsigned_integer (cd, strp, IP2K_OPERAND_ZBIT, (unsigned long *) (& junk)); break; default : @@ -558,13 +521,15 @@ cgen_parse_fn * const ip2k_cgen_parse_handlers[] = }; 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 } @@ -942,30 +907,3 @@ ip2k_cgen_assemble_insn (CGEN_CPU_DESC cd, 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 */