X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=opcodes%2Fip2k-asm.c;h=7e3eb318bb4fcb5d9d99d26a6d0b7e14e815864d;hb=ebdb03830437296364a12dec008eea52499f3bab;hp=c2163b0ceed66d1014c063e4c09b5b5b5741e55a;hpb=2ee563b53258d390d7446e90a67f465d504ae44c;p=platform%2Fupstream%2Fbinutils.git diff --git a/opcodes/ip2k-asm.c b/opcodes/ip2k-asm.c index c2163b0..7e3eb31 100644 --- a/opcodes/ip2k-asm.c +++ b/opcodes/ip2k-asm.c @@ -43,70 +43,77 @@ along with this program; if not, write to the Free Software Foundation, Inc., #define max(a,b) ((a) > (b) ? (a) : (b)) static const char * parse_insn_normal - PARAMS ((CGEN_CPU_DESC, const CGEN_INSN *, const char **, CGEN_FIELDS *)); + (CGEN_CPU_DESC, const CGEN_INSN *, const char **, CGEN_FIELDS *); /* -- assembler routines inserted here. */ /* -- 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; - long *valuep; + unsigned long *valuep; { const char *errmsg; - char *old_strp; + const char *old_strp; char *afteroffset; enum cgen_parse_operand_result result_type; bfd_vma value; extern CGEN_KEYWORD ip2k_cgen_opval_register_names; - long tempvalue; + bfd_vma tempvalue; old_strp = *strp; 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)) + { + (*strp)++; - /* 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) ) - { - /* 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; - } - + 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. */ + 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) + errmsg = cgen_parse_keyword (cd, strp, & ip2k_cgen_opval_register_names, + (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; } @@ -119,97 +126,90 @@ 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 ) - { - if ( afteroffset == *strp ) - { - /* 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); - } - - if (errmsg == NULL) - { - if ( (tempvalue >= 0) && (tempvalue <= 127) ) - { - /* Value is ok. Fix up the first 2 bits and return */ - *valuep = 0x0100 | tempvalue; - *strp += 4; /* skip over the (DP) in *strp */ - return errmsg; - } else - { - /* Found something there in front of (DP) but it's out of range. */ - errmsg = _("(DP) offset out of range."); - return errmsg; - } - - } - } + if (afteroffset == NULL) + /* Maybe it's in lower case. */ + afteroffset = strstr (*strp, "(dp)"); + if (afteroffset != NULL) + { + if (afteroffset == *strp) + { + /* 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); - /* Attempt to parse for SP. ex: mov w, offset(SP) */ - /* mov offset(SP), w */ + if (errmsg == NULL) + { + if (tempvalue <= 127) + { + /* Value is ok. Fix up the first 2 bits and return. */ + *valuep = 0x0100 | tempvalue; + *strp += 4; /* skip over the (DP) in *strp. */ + return errmsg; + } + else + { + /* Found something there in front of (DP) but it's out + of range. */ + errmsg = _("(DP) offset out of range."); + return errmsg; + } + } + } - 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 == *strp ) - { - /* 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); - } - if (errmsg == NULL) - { - if ( (tempvalue >= 0) && (tempvalue <= 127) ) - { - /* Value is ok. Fix up the first 2 bits and return */ - *valuep = 0x0180 | tempvalue; - *strp += 4; /* skip over the (SP) in *strp */ - return errmsg; - } else - { - /* Found something there in front of (SP) but it's out of range. */ - errmsg = _("(SP) offset out of range."); - return errmsg; - } - - } - } + if (afteroffset != NULL) + { + if (afteroffset == *strp) + { + /* 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); + if (errmsg == NULL) + { + if (tempvalue <= 127) + { + /* Value is ok. Fix up the first 2 bits and return. */ + *valuep = 0x0180 | tempvalue; + *strp += 4; /* skip over the (SP) in *strp. */ + return errmsg; + } + else + { + /* Found something there in front of (SP) but it's out + 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); @@ -217,13 +217,12 @@ 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) @@ -238,17 +237,17 @@ parse_addr16 (cd, strp, opindex, valuep) CGEN_CPU_DESC cd; const char **strp; int opindex; - long *valuep; + unsigned long *valuep; { const char *errmsg; enum cgen_parse_operand_result result_type; bfd_reloc_code_real_type code = BFD_RELOC_NONE; - long value; + bfd_vma value; - if ( opindex == (CGEN_OPERAND_TYPE)IP2K_OPERAND_ADDR16H ) - code = BFD_RELOC_IP2K_HI8DATA; - else if ( opindex == (CGEN_OPERAND_TYPE)IP2K_OPERAND_ADDR16L ) - code = BFD_RELOC_IP2K_LO8DATA; + if (opindex == (CGEN_OPERAND_TYPE) IP2K_OPERAND_ADDR16H) + code = BFD_RELOC_IP2K_HI8DATA; + 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. */ @@ -257,93 +256,69 @@ parse_addr16 (cd, strp, opindex, valuep) } errmsg = cgen_parse_address (cd, strp, opindex, code, - & result_type, & value); + & result_type, & value); if (errmsg == NULL) { - /* 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 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) value >>= 8; - else /* code = BFD_RELOC_IP2K_LOW8DATA */ + else /* code = BFD_RELOC_IP2K_LOW8DATA */ value &= 0x00FF; - } - *valuep = value; - } + } + *valuep = value; + } return errmsg; } - static const char * - parse_addr16_p (cd, strp, opindex, valuep) - 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_IP2K_PAGE3; - long value; - - errmsg = cgen_parse_address (cd, strp, opindex, code, - & result_type, & value); - if (errmsg == NULL) - { - if ( result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER ) - *valuep = (value >> 13) & 0x7; - else if ( result_type == CGEN_PARSE_OPERAND_RESULT_QUEUED ) - *valuep = value; - } - return errmsg; - } - - - static const char * - parse_addr16_cjp (cd, strp, opindex, valuep) - 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; - long value; +static const char * +parse_addr16_cjp (cd, strp, opindex, valuep) + 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 ) - 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 ( (value & 0x1) == 0) /* If the address is even .... */ - { - 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) + 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 ((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 ) + 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 ) - { - /* This will happen for things like (s2-s1) where s2 and s1 */ - /* are labels. */ - *valuep = value; - } + } + else if (result_type == CGEN_PARSE_OPERAND_RESULT_QUEUED) + { + /* This will happen for things like (s2-s1) where s2 and s1 + are labels. */ + *valuep = value; + } else errmsg = _("cgen_parse_address returned a symbol. Literal required."); - } - return errmsg; - } + } + return errmsg; +} static const char * @@ -356,7 +331,7 @@ parse_lit8 (cd, strp, opindex, valuep) const char *errmsg; enum cgen_parse_operand_result result_type; bfd_reloc_code_real_type code = BFD_RELOC_NONE; - long value; + bfd_vma value; /* Parse %OP relocating operators. */ if (strncmp (*strp, "%bank", 5) == 0) @@ -398,7 +373,7 @@ 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; } @@ -420,7 +395,7 @@ parse_bit3 (cd, strp, opindex, valuep) CGEN_CPU_DESC cd; const char **strp; int opindex; - long *valuep; + unsigned long *valuep; { const char *errmsg; char mode = 0; @@ -443,34 +418,40 @@ parse_bit3 (cd, strp, opindex, valuep) mode = 2; } - errmsg = cgen_parse_signed_integer (cd, strp, opindex, valuep); - if (errmsg) { + errmsg = cgen_parse_unsigned_integer (cd, strp, opindex, valuep); + if (errmsg) return errmsg; - } - if (mode) { - value = (unsigned long) *valuep; - if (value == 0) { - errmsg = _("Attempt to find bit index of 0"); - return errmsg; - } + if (mode) + { + value = * valuep; + if (value == 0) + { + errmsg = _("Attempt to find bit index of 0"); + return errmsg; + } - if (mode == 1) { - count = 31; - while ((value & 0x80000000) == 0) { - count--; - value <<= 1; - } - } else if (mode == 2) { - count = 0; - while ((value & 0x00000001) == 0) { - count++; - value >>= 1; - } - } + if (mode == 1) + { + count = 31; + while ((value & 0x80000000) == 0) + { + count--; + value <<= 1; + } + } + else if (mode == 2) + { + count = 0; + while ((value & 0x00000001) == 0) + { + count++; + value >>= 1; + } + } - *valuep = count; - } + *valuep = count; + } return errmsg; } @@ -508,40 +489,40 @@ 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 : @@ -582,8 +563,7 @@ ip2k_cgen_init_asm (cd) Returns NULL for success, an error message for failure. */ char * -ip2k_cgen_build_insn_regex (insn) - CGEN_INSN *insn; +ip2k_cgen_build_insn_regex (CGEN_INSN *insn) { CGEN_OPCODE *opc = (CGEN_OPCODE *) CGEN_INSN_OPCODE (insn); const char *mnem = CGEN_INSN_MNEMONIC (insn); @@ -706,11 +686,10 @@ ip2k_cgen_build_insn_regex (insn) Returns NULL for success, an error message for failure. */ static const char * -parse_insn_normal (cd, insn, strp, fields) - CGEN_CPU_DESC cd; - const CGEN_INSN *insn; - const char **strp; - CGEN_FIELDS *fields; +parse_insn_normal (CGEN_CPU_DESC cd, + const CGEN_INSN *insn, + const char **strp, + CGEN_FIELDS *fields) { /* ??? Runtime added insns not handled yet. */ const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn); @@ -848,12 +827,11 @@ parse_insn_normal (cd, insn, strp, fields) mind helps keep the design clean. */ const CGEN_INSN * -ip2k_cgen_assemble_insn (cd, str, fields, buf, errmsg) - CGEN_CPU_DESC cd; - const char *str; - CGEN_FIELDS *fields; - CGEN_INSN_BYTES_PTR buf; - char **errmsg; +ip2k_cgen_assemble_insn (CGEN_CPU_DESC cd, + const char *str, + CGEN_FIELDS *fields, + CGEN_INSN_BYTES_PTR buf, + char **errmsg) { const char *start; CGEN_INSN_LIST *ilist; @@ -883,10 +861,10 @@ ip2k_cgen_assemble_insn (cd, str, fields, buf, errmsg) if (! ip2k_cgen_insn_supported (cd, insn)) continue; #endif - /* If the RELAX attribute is set, this is an insn that shouldn't be + /* If the RELAXED attribute is set, this is an insn that shouldn't be chosen immediately. Instead, it is used during assembler/linker relaxation if possible. */ - if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_RELAX) != 0) + if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_RELAXED) != 0) continue; str = start; @@ -957,9 +935,7 @@ ip2k_cgen_assemble_insn (cd, str, fields, buf, errmsg) FIXME: Not currently used. */ void -ip2k_cgen_asm_hash_keywords (cd, opvals) - CGEN_CPU_DESC cd; - CGEN_KEYWORD *opvals; +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;