#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 *);
\f
/* -- 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;
}
}
}
- /* 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);
{
*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)
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. */
}
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 *
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)
& 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;
}
CGEN_CPU_DESC cd;
const char **strp;
int opindex;
- long *valuep;
+ unsigned long *valuep;
{
const char *errmsg;
char mode = 0;
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;
}
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 :
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);
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);
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;
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;
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;
projects / platform / upstream / binutils.git / blobdiff