diff options
Diffstat (limited to 'gas')
| -rw-r--r-- | gas/ChangeLog | 9 | ||||
| -rw-r--r-- | gas/config/tc-cris.c | 279 | ||||
| -rw-r--r-- | gas/config/tc-cris.h | 13 |
3 files changed, 115 insertions, 186 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index 3e2347a..6e0c488 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,12 @@ +2005-03-25 Hans-Peter Nilsson <hp@axis.com> + + * config/tc-cris.h: Convert to ISO C90. + * config/tc-cris.c: Ditto. + (md_estimate_size_before_relax): Remove obsolete comment for + parameter "segment_type". + (md_begin): Document reason for cast of hash_insert argument. + (md_atof): Correct type of parameter "type". + 2005-03-24 Nick Clifton <nickc@redhat.com> * write.h (bit_fix_new): Remove redundant prototype. diff --git a/gas/config/tc-cris.c b/gas/config/tc-cris.c index d734e26..b563c0e 100644 --- a/gas/config/tc-cris.c +++ b/gas/config/tc-cris.c @@ -120,52 +120,46 @@ enum cris_archs arch_cris_any_v0_v10, arch_crisv32, arch_cris_common_v10_v32 }; -static enum cris_archs cris_arch_from_string PARAMS ((char **)); -static int cris_insn_ver_valid_for_arch PARAMS ((enum cris_insn_version_usage, - enum cris_archs)); - -static void cris_process_instruction PARAMS ((char *, - struct cris_instruction *, - struct cris_prefix *)); -static int get_bwd_size_modifier PARAMS ((char **, int *)); -static int get_bw_size_modifier PARAMS ((char **, int *)); -static int get_gen_reg PARAMS ((char **, int *)); -static int get_spec_reg PARAMS ((char **, - const struct cris_spec_reg **)); -static int get_sup_reg PARAMS ((char **, int *)); -static int get_autoinc_prefix_or_indir_op PARAMS ((char **, - struct cris_prefix *, - int *, int *, int *, - expressionS *)); -static int get_3op_or_dip_prefix_op PARAMS ((char **, - struct cris_prefix *)); -static int cris_get_expression PARAMS ((char **, expressionS *)); -static int get_flags PARAMS ((char **, int *)); -static void gen_bdap PARAMS ((int, expressionS *)); -static int branch_disp PARAMS ((int)); -static void gen_cond_branch_32 PARAMS ((char *, char *, fragS *, - symbolS *, symbolS *, long int)); -static void cris_number_to_imm PARAMS ((char *, long, int, fixS *, segT)); -static void cris_create_short_jump PARAMS ((char *, addressT, addressT, - fragS *, symbolS *)); -static void s_syntax PARAMS ((int)); -static void s_cris_file PARAMS ((int)); -static void s_cris_loc PARAMS ((int)); -static void s_cris_arch PARAMS ((int)); +static enum cris_archs cris_arch_from_string (char **); +static int cris_insn_ver_valid_for_arch (enum cris_insn_version_usage, + enum cris_archs); + +static void cris_process_instruction (char *, struct cris_instruction *, + struct cris_prefix *); +static int get_bwd_size_modifier (char **, int *); +static int get_bw_size_modifier (char **, int *); +static int get_gen_reg (char **, int *); +static int get_spec_reg (char **, const struct cris_spec_reg **); +static int get_sup_reg (char **, int *); +static int get_autoinc_prefix_or_indir_op (char **, struct cris_prefix *, + int *, int *, int *, + expressionS *); +static int get_3op_or_dip_prefix_op (char **, struct cris_prefix *); +static int cris_get_expression (char **, expressionS *); +static int get_flags (char **, int *); +static void gen_bdap (int, expressionS *); +static int branch_disp (int); +static void gen_cond_branch_32 (char *, char *, fragS *, symbolS *, symbolS *, + long int); +static void cris_number_to_imm (char *, long, int, fixS *, segT); +static void cris_create_short_jump (char *, addressT, addressT, fragS *, + symbolS *); +static void s_syntax (int); +static void s_cris_file (int); +static void s_cris_loc (int); +static void s_cris_arch (int); /* Get ":GOT", ":GOTOFF", ":PLT" etc. suffixes. */ -static void cris_get_pic_suffix PARAMS ((char **, - bfd_reloc_code_real_type *, - expressionS *)); -static unsigned int cris_get_pic_reloc_size - PARAMS ((bfd_reloc_code_real_type)); +static void cris_get_pic_suffix (char **, bfd_reloc_code_real_type *, + expressionS *); +static unsigned int cris_get_pic_reloc_size (bfd_reloc_code_real_type); /* All the .syntax functions. */ -static void cris_force_reg_prefix PARAMS ((void)); -static void cris_relax_reg_prefix PARAMS ((void)); -static void cris_sym_leading_underscore PARAMS ((void)); -static void cris_sym_no_leading_underscore PARAMS ((void)); -static char *cris_insn_first_word_frag PARAMS ((void)); +static void cris_force_reg_prefix (void); +static void cris_relax_reg_prefix (void); +static void cris_sym_leading_underscore (void); +static void cris_sym_no_leading_underscore (void); +static char *cris_insn_first_word_frag (void); /* Handle to the opcode hash table. */ static struct hash_control *op_hash = NULL; @@ -449,7 +443,7 @@ int md_long_jump_size = XCONCAT2 (DEFAULT_CRIS_ARCH,_long_jump_size); that, the output format must remain fixed. */ const char * -cris_target_format () +cris_target_format (void) { switch (OUTPUT_FLAVOR) { @@ -471,7 +465,7 @@ cris_target_format () cris_arch. */ unsigned int -cris_mach () +cris_mach (void) { unsigned int retval = 0; @@ -505,10 +499,8 @@ cris_mach () The offset can be 8, 16 or 32 bits long. */ long -cris_relax_frag (seg, fragP, stretch) - segT seg ATTRIBUTE_UNUSED; - fragS *fragP; - long stretch ATTRIBUTE_UNUSED; +cris_relax_frag (segT seg ATTRIBUTE_UNUSED, fragS *fragP, + long stretch ATTRIBUTE_UNUSED) { long growth; offsetT aim = 0; @@ -612,10 +604,7 @@ cris_relax_frag (seg, fragP, stretch) fr_var starts with a value. */ int -md_estimate_size_before_relax (fragP, segment_type) - fragS *fragP; - /* The segment is either N_DATA or N_TEXT. */ - segT segment_type; +md_estimate_size_before_relax (fragS *fragP, segT segment_type) { int old_fr_fix; symbolS *symbolP = fragP->fr_symbol; @@ -792,10 +781,8 @@ md_estimate_size_before_relax (fragP, segment_type) The caller will turn the frag into a ".space 0". */ void -md_convert_frag (abfd, sec, fragP) - bfd *abfd ATTRIBUTE_UNUSED; - segT sec ATTRIBUTE_UNUSED; - fragS *fragP; +md_convert_frag (bfd *abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED, + fragS *fragP) { /* Pointer to first byte in variable-sized part of the frag. */ char *var_partp; @@ -1008,12 +995,9 @@ md_convert_frag (abfd, sec, fragP) jumps are the same for pre-v32. */ static void -cris_create_short_jump (storep, from_addr, to_addr, fragP, to_symbol) - char *storep; - addressT from_addr; - addressT to_addr; - fragS *fragP ATTRIBUTE_UNUSED; - symbolS *to_symbol ATTRIBUTE_UNUSED; +cris_create_short_jump (char *storep, addressT from_addr, addressT to_addr, + fragS *fragP ATTRIBUTE_UNUSED, + symbolS *to_symbol ATTRIBUTE_UNUSED) { long int distance; @@ -1078,12 +1062,8 @@ cris_create_short_jump (storep, from_addr, to_addr, fragP, to_symbol) to_symbol Destination symbol. */ void -md_create_long_jump (storep, from_addr, to_addr, fragP, to_symbol) - char *storep; - addressT from_addr; - addressT to_addr; - fragS *fragP; - symbolS *to_symbol; +md_create_long_jump (char *storep, addressT from_addr, addressT to_addr, + fragS *fragP, symbolS *to_symbol) { long int distance; @@ -1138,7 +1118,7 @@ md_create_long_jump (storep, from_addr, to_addr, fragP, to_symbol) start of the insn for debug-format use. */ static char * -cris_insn_first_word_frag () +cris_insn_first_word_frag (void) { char *insnp = frag_more (2); @@ -1157,7 +1137,7 @@ cris_insn_first_word_frag () /* Port-specific assembler initialization. */ void -md_begin () +md_begin (void) { const char *hashret = NULL; int i = 0; @@ -1195,7 +1175,8 @@ md_begin () continue; } - hashret = hash_insert (op_hash, name, (PTR) &cris_opcodes[i]); + /* Need to cast to get rid of "const". FIXME: Fix hash_insert instead. */ + hashret = hash_insert (op_hash, name, (void *) &cris_opcodes[i]); if (hashret != NULL && *hashret != '\0') as_fatal (_("Can't hash `%s': %s\n"), cris_opcodes[i].name, @@ -1216,8 +1197,7 @@ md_begin () /* Assemble a source line. */ void -md_assemble (str) - char *str; +md_assemble (char *str) { struct cris_instruction output_instruction; struct cris_prefix prefix; @@ -1465,10 +1445,8 @@ md_assemble (str) /* Low level text-to-bits assembly. */ static void -cris_process_instruction (insn_text, out_insnp, prefixp) - char *insn_text; - struct cris_instruction *out_insnp; - struct cris_prefix *prefixp; +cris_process_instruction (char *insn_text, struct cris_instruction *out_insnp, + struct cris_prefix *prefixp) { char *s; char modified_char = 0; @@ -2210,9 +2188,7 @@ cris_process_instruction (insn_text, out_insnp, prefixp) Return 1 iff a correct size modifier is found, else 0. */ static int -get_bwd_size_modifier (cPP, size_bitsp) - char **cPP; - int *size_bitsp; +get_bwd_size_modifier (char **cPP, int *size_bitsp) { if (**cPP != '.') return 0; @@ -2262,9 +2238,7 @@ get_bwd_size_modifier (cPP, size_bitsp) Return 1 iff a correct size modifier is found, else 0. */ static int -get_bw_size_modifier (cPP, size_bitsp) - char **cPP; - int *size_bitsp; +get_bw_size_modifier (char **cPP, int *size_bitsp) { if (**cPP != '.') return 0; @@ -2309,9 +2283,7 @@ get_bw_size_modifier (cPP, size_bitsp) else 0. */ static int -get_gen_reg (cPP, regnop) - char **cPP; - int *regnop; +get_gen_reg (char **cPP, int *regnop) { char *oldp; oldp = *cPP; @@ -2434,9 +2406,7 @@ get_gen_reg (cPP, regnop) Return 1 iff a correct special register name is found. */ static int -get_spec_reg (cPP, sregpp) - char **cPP; - const struct cris_spec_reg **sregpp; +get_spec_reg (char **cPP, const struct cris_spec_reg **sregpp) { char *s1; const char *s2; @@ -2494,9 +2464,7 @@ get_spec_reg (cPP, sregpp) Return 1 iff a correct support-register name is found. */ static int -get_sup_reg (cPP, regnop) - char **cPP; - int *regnop; +get_sup_reg (char **cPP, int *regnop) { char *s1; const char *s2; @@ -2565,14 +2533,9 @@ get_sup_reg (cPP, regnop) Return 1 iff a correct indirect operand is found. */ static int -get_autoinc_prefix_or_indir_op (cPP, prefixp, is_autoincp, src_regnop, - imm_foundp, imm_exprP) - char **cPP; - struct cris_prefix *prefixp; - int *is_autoincp; - int *src_regnop; - int *imm_foundp; - expressionS *imm_exprP; +get_autoinc_prefix_or_indir_op (char **cPP, struct cris_prefix *prefixp, + int *is_autoincp, int *src_regnop, + int *imm_foundp, expressionS *imm_exprP) { /* Assume there was no immediate mode expression. */ *imm_foundp = 0; @@ -2827,9 +2790,7 @@ get_autoinc_prefix_or_indir_op (cPP, prefixp, is_autoincp, src_regnop, Returns 1 iff a correct indirect operand is found. */ static int -get_3op_or_dip_prefix_op (cPP, prefixp) - char **cPP; - struct cris_prefix *prefixp; +get_3op_or_dip_prefix_op (char **cPP, struct cris_prefix *prefixp) { int reg_number; @@ -3065,9 +3026,7 @@ get_3op_or_dip_prefix_op (cPP, prefixp) Return 1 iff a correct expression is found. */ static int -cris_get_expression (cPP, exprP) - char **cPP; - expressionS *exprP; +cris_get_expression (char **cPP, expressionS *exprP) { char *saved_input_line_pointer; segT exp; @@ -3114,9 +3073,7 @@ cris_get_expression (cPP, exprP) Return 1 iff a correct flags expression is found. */ static int -get_flags (cPP, flagsp) - char **cPP; - int *flagsp; +get_flags (char **cPP, int *flagsp) { for (;;) { @@ -3225,9 +3182,7 @@ get_flags (cPP, flagsp) exprP Pointer to structure containing the offset expression. */ static void -gen_bdap (base_regno, exprP) - int base_regno; - expressionS *exprP; +gen_bdap (int base_regno, expressionS *exprP) { unsigned int opcode; char *opcodep; @@ -3292,8 +3247,7 @@ gen_bdap (base_regno, exprP) offset The displacement value in bytes. */ static int -branch_disp (offset) - int offset; +branch_disp (int offset) { int disp; @@ -3325,13 +3279,8 @@ branch_disp (offset) add_num. */ static void -gen_cond_branch_32 (opcodep, writep, fragP, add_symP, sub_symP, add_num) - char *opcodep; - char *writep; - fragS *fragP; - symbolS *add_symP; - symbolS *sub_symP; - long int add_num; +gen_cond_branch_32 (char *opcodep, char *writep, fragS *fragP, + symbolS *add_symP, symbolS *sub_symP, long int add_num) { int nop_opcode; int opc_offset; @@ -3434,8 +3383,7 @@ gen_cond_branch_32 (opcodep, writep, fragP, add_symP, sub_symP, add_num) relocs. */ static unsigned int -cris_get_pic_reloc_size (reloc) - bfd_reloc_code_real_type reloc; +cris_get_pic_reloc_size (bfd_reloc_code_real_type reloc) { return reloc == BFD_RELOC_CRIS_16_GOTPLT || reloc == BFD_RELOC_CRIS_16_GOT ? 2 : 4; @@ -3445,10 +3393,8 @@ cris_get_pic_reloc_size (reloc) Adjust *EXPRP with any addend found after the PIC suffix. */ static void -cris_get_pic_suffix (cPP, relocp, exprP) - char **cPP; - bfd_reloc_code_real_type *relocp; - expressionS *exprP; +cris_get_pic_suffix (char **cPP, bfd_reloc_code_real_type *relocp, + expressionS *exprP) { char *s = *cPP; unsigned int i; @@ -3536,10 +3482,8 @@ cris_get_pic_suffix (cPP, relocp, exprP) find out the correct bit patterns and use them. */ char * -md_atof (type, litp, sizep) - char type ATTRIBUTE_UNUSED; - char *litp ATTRIBUTE_UNUSED; - int *sizep ATTRIBUTE_UNUSED; +md_atof (int type ATTRIBUTE_UNUSED, char *litp ATTRIBUTE_UNUSED, + int *sizep ATTRIBUTE_UNUSED) { /* FIXME: Is this function mentioned in the internals.texi manual? If not, add it. */ @@ -3562,12 +3506,7 @@ md_atof (type, litp, sizep) seg The segment containing this number. */ static void -cris_number_to_imm (bufp, val, n, fixP, seg) - char *bufp; - long val; - int n; - fixS *fixP; - segT seg; +cris_number_to_imm (char *bufp, long val, int n, fixS *fixP, segT seg) { segT sym_seg; @@ -3747,9 +3686,7 @@ cris_number_to_imm (bufp, val, n, fixP, seg) GAS does not understand. */ int -md_parse_option (arg, argp) - int arg; - char *argp ATTRIBUTE_UNUSED; +md_parse_option (int arg, char *argp ATTRIBUTE_UNUSED) { switch (arg) { @@ -3818,9 +3755,7 @@ md_parse_option (arg, argp) /* Round up a section size to the appropriate boundary. */ valueT -md_section_align (segment, size) - segT segment; - valueT size; +md_section_align (segT segment, valueT size) { /* Round all sects to multiple of 4, except the bss section, which we'll round to word-size. @@ -3848,9 +3783,7 @@ md_section_align (segment, size) /* Generate a machine-dependent relocation. */ arelent * -tc_gen_reloc (section, fixP) - asection *section ATTRIBUTE_UNUSED; - fixS *fixP; +tc_gen_reloc (asection *section ATTRIBUTE_UNUSED, fixS *fixP) { arelent *relP; bfd_reloc_code_real_type code; @@ -3944,8 +3877,7 @@ tc_gen_reloc (section, fixP) /* Machine-dependent usage-output. */ void -md_show_usage (stream) - FILE *stream; +md_show_usage (FILE *stream) { /* The messages are formatted to line up with the generic options. */ fprintf (stream, _("CRIS-specific options:\n")); @@ -3972,10 +3904,7 @@ md_show_usage (stream) enough info to complete immediately) to the data in a frag. */ void -md_apply_fix3 (fixP, valP, seg) - fixS *fixP; - valueT *valP; - segT seg; +md_apply_fix3 (fixS *fixP, valueT *valP, segT seg) { /* This assignment truncates upper bits if valueT is 64 bits (as with --enable-64-bit-bfd), which is fine here, though we cast to avoid @@ -4009,8 +3938,7 @@ md_apply_fix3 (fixP, valP, seg) the address of the fixup plus its size. */ long -md_pcrel_from (fixP) - fixS *fixP; +md_pcrel_from (fixS *fixP) { valueT addr = fixP->fx_where + fixP->fx_frag->fr_address; @@ -4032,8 +3960,7 @@ md_pcrel_from (fixP) /* We have no need to give defaults for symbol-values. */ symbolS * -md_undefined_symbol (name) - char *name ATTRIBUTE_UNUSED; +md_undefined_symbol (char *name ATTRIBUTE_UNUSED) { return 0; } @@ -4043,8 +3970,7 @@ md_undefined_symbol (name) against section symbols, and guarantees that a relocation will be emitted even when the value can be resolved locally. */ int -md_cris_force_relocation (fixp) - struct fix *fixp; +md_cris_force_relocation (struct fix *fixp) { switch (fixp->fx_r_type) { @@ -4068,9 +3994,7 @@ md_cris_force_relocation (fixp) knows about how to handle broken words. */ void -tc_cris_check_adjusted_broken_word (new_offset, brokwP) - offsetT new_offset; - struct broken_word *brokwP; +tc_cris_check_adjusted_broken_word (offsetT new_offset, struct broken_word *brokwP) { if (new_offset > 32767 || new_offset < -32768) /* We really want a genuine error, not a warning, so make it one. */ @@ -4081,21 +4005,24 @@ tc_cris_check_adjusted_broken_word (new_offset, brokwP) /* Make a leading REGISTER_PREFIX_CHAR mandatory for all registers. */ -static void cris_force_reg_prefix () +static void +cris_force_reg_prefix (void) { demand_register_prefix = TRUE; } /* Do not demand a leading REGISTER_PREFIX_CHAR for all registers. */ -static void cris_relax_reg_prefix () +static void +cris_relax_reg_prefix (void) { demand_register_prefix = FALSE; } /* Adjust for having a leading '_' on all user symbols. */ -static void cris_sym_leading_underscore () +static void +cris_sym_leading_underscore (void) { /* We can't really do anything more than assert that what the program thinks symbol starts with agrees with the command-line options, since @@ -4108,7 +4035,7 @@ static void cris_sym_leading_underscore () /* Adjust for not having any particular prefix on user symbols. */ -static void cris_sym_no_leading_underscore () +static void cris_sym_no_leading_underscore (void) { if (symbols_have_leading_underscore) as_bad (_(".syntax %s requires command-line option `--no-underscore'"), @@ -4119,13 +4046,12 @@ static void cris_sym_no_leading_underscore () syntax the assembly code has. */ static void -s_syntax (ignore) - int ignore ATTRIBUTE_UNUSED; +s_syntax (int ignore ATTRIBUTE_UNUSED) { static const struct syntaxes { const char *const operand; - void (*fn) PARAMS ((void)); + void (*fn) (void); } syntax_table[] = {{SYNTAX_ENFORCE_REG_PREFIX, cris_force_reg_prefix}, {SYNTAX_RELAX_REG_PREFIX, cris_relax_reg_prefix}, @@ -4156,8 +4082,7 @@ s_syntax (ignore) not emitting ELF. */ static void -s_cris_file (dummy) - int dummy; +s_cris_file (int dummy) { if (OUTPUT_FLAVOR != bfd_target_elf_flavour) as_bad (_("Pseudodirective .file is only valid when generating ELF")); @@ -4169,8 +4094,7 @@ s_cris_file (dummy) emitting ELF. */ static void -s_cris_loc (dummy) - int dummy; +s_cris_loc (int dummy) { if (OUTPUT_FLAVOR != bfd_target_elf_flavour) as_bad (_("Pseudodirective .loc is only valid when generating ELF")); @@ -4184,8 +4108,7 @@ s_cris_loc (dummy) arch_cris_unknown is returned. */ static enum cris_archs -cris_arch_from_string (str) - char **str; +cris_arch_from_string (char **str) { static const struct cris_arch_struct { @@ -4222,9 +4145,8 @@ cris_arch_from_string (str) IVER. */ static int -cris_insn_ver_valid_for_arch (iver, arch) - enum cris_insn_version_usage iver; - enum cris_archs arch; +cris_insn_ver_valid_for_arch (enum cris_insn_version_usage iver, + enum cris_archs arch) { switch (arch) { @@ -4306,8 +4228,7 @@ cris_insn_ver_valid_for_arch (iver, arch) default --march=<ARCHCHOICE2> option. */ static void -s_cris_arch (dummy) - int dummy ATTRIBUTE_UNUSED; +s_cris_arch (int dummy ATTRIBUTE_UNUSED) { /* Right now we take the easy route and check for sameness. It's not obvious that allowing e.g. --march=v32 and .arch common_v0_v32 diff --git a/gas/config/tc-cris.h b/gas/config/tc-cris.h index bb7a6ac..17f8e4c 100644 --- a/gas/config/tc-cris.h +++ b/gas/config/tc-cris.h @@ -35,12 +35,12 @@ #define TC_CRIS /* Multi-target support is always on. */ -extern const char *cris_target_format PARAMS ((void)); +extern const char *cris_target_format (void); #define TARGET_FORMAT cris_target_format () #define TARGET_ARCH bfd_arch_cris -extern unsigned int cris_mach PARAMS ((void)); +extern unsigned int cris_mach (void); #define TARGET_MACH (cris_mach ()) #define TARGET_BYTES_BIG_ENDIAN 0 @@ -76,7 +76,7 @@ extern const char FLT_CHARS[]; extern const struct relax_type md_cris_relax_table[]; #define TC_GENERIC_RELAX_TABLE md_cris_relax_table -long cris_relax_frag PARAMS ((segT, fragS *, long)); +long cris_relax_frag (segT, fragS *, long); /* GAS only handles relaxations for pc-relative data targeting addresses in the same segment, so we have to handle the rest on our own. */ @@ -87,7 +87,7 @@ long cris_relax_frag PARAMS ((segT, fragS *, long)); : cris_relax_frag (SEG, FRAGP, STRETCH)) #define TC_FORCE_RELOCATION(FIX) md_cris_force_relocation (FIX) -extern int md_cris_force_relocation PARAMS ((struct fix *)); +extern int md_cris_force_relocation (struct fix *); #define IS_CRIS_PIC_RELOC(RTYPE) \ ((RTYPE) == BFD_RELOC_CRIS_16_GOT \ @@ -146,9 +146,8 @@ extern int md_cris_force_relocation PARAMS ((struct fix *)); it is only for use with WORKING_DOT_WORD and warns about most stuff. (still in 2.9.1). */ struct broken_word; -extern void tc_cris_check_adjusted_broken_word PARAMS ((offsetT, - struct - broken_word *)); +extern void tc_cris_check_adjusted_broken_word (offsetT, + struct broken_word *); #define TC_CHECK_ADJUSTED_BROKEN_DOT_WORD(new_offset, brokw) \ tc_cris_check_adjusted_broken_word ((offsetT) (new_offset), brokw) |