diff options
author | Ian Lance Taylor <ian@airs.com> | 1993-02-04 19:37:37 +0000 |
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committer | Ian Lance Taylor <ian@airs.com> | 1993-02-04 19:37:37 +0000 |
commit | 5f7b2142595b3bea31925339543504bc3071ad49 (patch) | |
tree | d7bb1cee160419aa0662dcd2c3bb65e6515d2783 /gdb | |
parent | 55538130c9e3d167b501a014387e947ac53e9f00 (diff) | |
download | gdb-5f7b2142595b3bea31925339543504bc3071ad49.zip gdb-5f7b2142595b3bea31925339543504bc3071ad49.tar.gz gdb-5f7b2142595b3bea31925339543504bc3071ad49.tar.bz2 |
Reindented to GNU standard. No semantic changes. This checkin is to
give a base for the upcoming changes, to make clear what I actually
changed.
Diffstat (limited to 'gdb')
-rw-r--r-- | gdb/mipsread.c | 4323 |
1 files changed, 2239 insertions, 2084 deletions
diff --git a/gdb/mipsread.c b/gdb/mipsread.c index accfe23..acfe2ee 100644 --- a/gdb/mipsread.c +++ b/gdb/mipsread.c @@ -83,9 +83,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "expression.h" #include "language.h" /* Needed inside partial-stab.h */ -struct coff_exec { - struct external_filehdr f; - struct external_aouthdr a; +struct coff_exec +{ + struct external_filehdr f; + struct external_aouthdr a; }; /* Each partial symbol table entry contains a pointer to private data for the @@ -100,72 +101,73 @@ struct coff_exec { #define FDR_IDX(p) (PST_PRIVATE(p)->fdr_idx) #define CUR_HDR(p) (PST_PRIVATE(p)->cur_hdr) -struct symloc { +struct symloc +{ int fdr_idx; HDRR *cur_hdr; - EXTR **extern_tab; /* Pointer to external symbols for this file. */ - int extern_count; /* Size of extern_tab. */ + EXTR **extern_tab; /* Pointer to external symbols for this file. */ + int extern_count; /* Size of extern_tab. */ }; /* Things we import explicitly from other modules */ -extern int info_verbose; +extern int info_verbose; /* Various complaints about symbol reading that don't abort the process */ struct complaint bad_file_number_complaint = - {"bad file number %d", 0, 0}; +{"bad file number %d", 0, 0}; struct complaint index_complaint = - {"bad aux index at symbol %s", 0, 0}; +{"bad aux index at symbol %s", 0, 0}; struct complaint aux_index_complaint = - {"bad proc end in aux found from symbol %s", 0, 0}; +{"bad proc end in aux found from symbol %s", 0, 0}; struct complaint block_index_complaint = - {"bad aux index at block symbol %s", 0, 0}; +{"bad aux index at block symbol %s", 0, 0}; struct complaint unknown_ext_complaint = - {"unknown external symbol %s", 0, 0}; +{"unknown external symbol %s", 0, 0}; struct complaint unknown_sym_complaint = - {"unknown local symbol %s", 0, 0}; +{"unknown local symbol %s", 0, 0}; struct complaint unknown_st_complaint = - {"with type %d", 0, 0}; +{"with type %d", 0, 0}; struct complaint block_overflow_complaint = - {"block containing %s overfilled", 0, 0}; +{"block containing %s overfilled", 0, 0}; struct complaint basic_type_complaint = - {"cannot map MIPS basic type 0x%x", 0, 0}; +{"cannot map MIPS basic type 0x%x", 0, 0}; struct complaint unknown_type_qual_complaint = - {"unknown type qualifier 0x%x", 0, 0}; +{"unknown type qualifier 0x%x", 0, 0}; struct complaint array_bitsize_complaint = - {"size of array target type not known, assuming %d bits", 0, 0}; +{"size of array target type not known, assuming %d bits", 0, 0}; struct complaint bad_tag_guess_complaint = - {"guessed tag type of %s incorrectly", 0, 0}; +{"guessed tag type of %s incorrectly", 0, 0}; struct complaint block_member_complaint = - {"declaration block contains unhandled symbol type %d", 0, 0}; +{"declaration block contains unhandled symbol type %d", 0, 0}; struct complaint stEnd_complaint = - {"stEnd with storage class %d not handled", 0, 0}; +{"stEnd with storage class %d not handled", 0, 0}; struct complaint unknown_mips_symtype_complaint = - {"unknown symbol type 0x%x", 0, 0}; +{"unknown symbol type 0x%x", 0, 0}; struct complaint stab_unknown_complaint = - {"unknown stabs symbol %s", 0, 0}; +{"unknown stabs symbol %s", 0, 0}; struct complaint pdr_for_nonsymbol_complaint = - {"PDR for %s, but no symbol", 0, 0}; +{"PDR for %s, but no symbol", 0, 0}; struct complaint pdr_static_symbol_complaint = - {"can't handle PDR for static proc at 0x%x", 0, 0}; +{"can't handle PDR for static proc at 0x%x", 0, 0}; /* Macros and extra defs */ @@ -194,16 +196,16 @@ static enum language psymtab_language = language_unknown; /* MIPS symtab header for the current file */ -static HDRR *cur_hdr; +static HDRR *cur_hdr; /* Pointer to current file decriptor record, and its index */ -static FDR *cur_fdr; -static int cur_fd; +static FDR *cur_fdr; +static int cur_fd; /* Index of current symbol */ -static int cur_sdx; +static int cur_sdx; /* Note how much "debuggable" this image is. We would like to see at least one FDR with full symbols */ @@ -332,11 +334,11 @@ static void mipscoff_symfile_init (objfile) struct objfile *objfile; { - if (objfile -> sym_private != NULL) + if (objfile->sym_private != NULL) { - mfree (objfile -> md, objfile -> sym_private); + mfree (objfile->md, objfile->sym_private); } - objfile -> sym_private = NULL; + objfile->sym_private = NULL; } static void @@ -351,7 +353,7 @@ mipscoff_symfile_read (objfile, section_offsets, mainline) /* Now that the executable file is positioned at symbol table, process it and define symbols accordingly. */ - read_mips_symtab(objfile, section_offsets); + read_mips_symtab (objfile, section_offsets); /* Install any minimal symbols that have been collected as the current minimal symbols for this objfile. */ @@ -368,16 +370,16 @@ static void mipscoff_symfile_finish (objfile) struct objfile *objfile; { - if (objfile -> sym_private != NULL) + if (objfile->sym_private != NULL) { - mfree (objfile -> md, objfile -> sym_private); + mfree (objfile->md, objfile->sym_private); } /* If we have a file symbol header lying around, blow it away. */ if (cur_hdr) { - free ((PTR)cur_hdr); + free ((PTR) cur_hdr); } cur_hdr = 0; } @@ -385,7 +387,7 @@ mipscoff_symfile_finish (objfile) /* Allocate zeroed memory */ static PTR -xzalloc(size) +xzalloc (size) unsigned int size; { PTR p = xmalloc (size); @@ -400,42 +402,43 @@ xzalloc(size) and reorders the symtab list at the end */ static void -mipscoff_psymtab_to_symtab(pst) - struct partial_symtab *pst; +mipscoff_psymtab_to_symtab (pst) + struct partial_symtab *pst; { - if (!pst) - return; + if (!pst) + return; - if (info_verbose) { - printf_filtered("Reading in symbols for %s...", pst->filename); - fflush(stdout); - } - /* Restore the header and list of pending typedefs */ - cur_hdr = CUR_HDR(pst); + if (info_verbose) + { + printf_filtered ("Reading in symbols for %s...", pst->filename); + fflush (stdout); + } + /* Restore the header and list of pending typedefs */ + cur_hdr = CUR_HDR (pst); - next_symbol_text_func = mips_next_symbol_text; + next_symbol_text_func = mips_next_symbol_text; - psymtab_to_symtab_1(pst, pst->filename); + psymtab_to_symtab_1 (pst, pst->filename); - /* Match with global symbols. This only needs to be done once, - after all of the symtabs and dependencies have been read in. */ - scan_file_globals (pst->objfile); + /* Match with global symbols. This only needs to be done once, + after all of the symtabs and dependencies have been read in. */ + scan_file_globals (pst->objfile); - if (info_verbose) - printf_filtered("done.\n"); + if (info_verbose) + printf_filtered ("done.\n"); } /* Exported procedure: Is PC in the signal trampoline code */ int -in_sigtramp(pc, ignore) - CORE_ADDR pc; - char *ignore; /* function name */ +in_sigtramp (pc, ignore) + CORE_ADDR pc; + char *ignore; /* function name */ { - if (sigtramp_address == 0) - fixup_sigtramp(); - return (pc >= sigtramp_address && pc < sigtramp_end); + if (sigtramp_address == 0) + fixup_sigtramp (); + return (pc >= sigtramp_address && pc < sigtramp_end); } /* File-level interface functions */ @@ -444,60 +447,61 @@ in_sigtramp(pc, ignore) return address just past end of our text segment in *END_OF_TEXT_SEGP. */ static void -read_the_mips_symtab(abfd, end_of_text_segp) - bfd *abfd; - CORE_ADDR *end_of_text_segp; +read_the_mips_symtab (abfd, end_of_text_segp) + bfd *abfd; + CORE_ADDR *end_of_text_segp; { - int stsize, st_hdrsize; - file_ptr st_filptr; - struct hdr_ext hdr_ext; - HDRR st_hdr; - /* Header for executable/object file we read symbols from */ - struct coff_exec filhdr; - int val; - - /* We need some info from the initial headers */ - val = bfd_seek(abfd, (file_ptr) 0, L_SET); - val = bfd_read((PTR)&filhdr, sizeof filhdr, 1, abfd); - - if (end_of_text_segp) - *end_of_text_segp = - bfd_h_get_32 (abfd, filhdr.a.text_start) + - bfd_h_get_32 (abfd, filhdr.a.tsize); - - /* Find and read the symbol table header */ - st_hdrsize = bfd_h_get_32 (abfd, filhdr.f.f_nsyms); - st_filptr = bfd_h_get_32 (abfd, filhdr.f.f_symptr); - if (st_filptr == 0) - return; - - bfd_seek (abfd, st_filptr, L_SET); - if (st_hdrsize != sizeof (hdr_ext)) { /* Profanity check */ - error ("Wrong header size: %d, not %d", st_hdrsize, - sizeof (hdr_ext)); - } - if (bfd_read((PTR)&hdr_ext, st_hdrsize, 1, abfd) != st_hdrsize) - goto readerr; - ecoff_swap_hdr_in (abfd, &hdr_ext, &st_hdr); + int stsize, st_hdrsize; + file_ptr st_filptr; + struct hdr_ext hdr_ext; + HDRR st_hdr; + /* Header for executable/object file we read symbols from */ + struct coff_exec filhdr; + int val; + + /* We need some info from the initial headers */ + val = bfd_seek (abfd, (file_ptr) 0, L_SET); + val = bfd_read ((PTR) & filhdr, sizeof filhdr, 1, abfd); + + if (end_of_text_segp) + *end_of_text_segp = + bfd_h_get_32 (abfd, filhdr.a.text_start) + + bfd_h_get_32 (abfd, filhdr.a.tsize); + + /* Find and read the symbol table header */ + st_hdrsize = bfd_h_get_32 (abfd, filhdr.f.f_nsyms); + st_filptr = bfd_h_get_32 (abfd, filhdr.f.f_symptr); + if (st_filptr == 0) + return; + + bfd_seek (abfd, st_filptr, L_SET); + if (st_hdrsize != sizeof (hdr_ext)) + { /* Profanity check */ + error ("Wrong header size: %d, not %d", st_hdrsize, + sizeof (hdr_ext)); + } + if (bfd_read ((PTR) & hdr_ext, st_hdrsize, 1, abfd) != st_hdrsize) + goto readerr; + ecoff_swap_hdr_in (abfd, &hdr_ext, &st_hdr); - /* Find out how large the symbol table is */ - stsize = (st_hdr.cbExtOffset - (st_filptr + st_hdrsize)) - + st_hdr.iextMax * cbEXTR; + /* Find out how large the symbol table is */ + stsize = ((st_hdr.cbExtOffset - (st_filptr + st_hdrsize)) + + st_hdr.iextMax * cbEXTR); - /* Allocate space for the symbol table. Read it in. */ - cur_hdr = (HDRR *) xmalloc(stsize + st_hdrsize); + /* Allocate space for the symbol table. Read it in. */ + cur_hdr = (HDRR *) xmalloc (stsize + st_hdrsize); - memcpy((PTR)cur_hdr, (PTR)&hdr_ext, st_hdrsize); - if (bfd_read((char *)cur_hdr + st_hdrsize, stsize, 1, abfd) != stsize) - goto readerr; + memcpy ((PTR) cur_hdr, (PTR) & hdr_ext, st_hdrsize); + if (bfd_read ((char *) cur_hdr + st_hdrsize, stsize, 1, abfd) != stsize) + goto readerr; - /* Fixup file_pointers in it */ - fixup_symtab(cur_hdr, (char *) cur_hdr + st_hdrsize, - st_filptr + st_hdrsize, abfd); + /* Fixup file_pointers in it */ + fixup_symtab (cur_hdr, (char *) cur_hdr + st_hdrsize, + st_filptr + st_hdrsize, abfd); - return; + return; readerr: - error("Short read on %s", bfd_get_filename (abfd)); + error ("Short read on %s", bfd_get_filename (abfd)); } @@ -512,161 +516,172 @@ readerr: static void fixup_symtab (hdr, data, f_ptr, abfd) - HDRR *hdr; - char *data; - file_ptr f_ptr; - bfd *abfd; + HDRR *hdr; + char *data; + file_ptr f_ptr; + bfd *abfd; { - int f_idx, s_idx, i; - FDR *fh; - SYMR *sh; - PDR *pr; - EXTR *esh; - struct rfd_ext *rbase; - - /* This function depends on the external and internal forms - of the MIPS symbol table taking identical space. Check this - assumption at compile-time. - DO NOT DELETE THESE ENTRIES, OR COMMENT THEM OUT, JUST BECAUSE SOME - "LINT" OR COMPILER THINKS THEY ARE UNUSED! Thank you. */ - static check_hdr1[1 + sizeof (struct hdr_ext) - sizeof (HDRR)] = {0}; - static check_hdr2[1 + sizeof (HDRR) - sizeof (struct hdr_ext)] = {0}; - static check_fdr1[1 + sizeof (struct fdr_ext) - sizeof (FDR)] = {0}; - static check_fdr2[1 + sizeof (FDR) - sizeof (struct fdr_ext)] = {0}; - static check_pdr1[1 + sizeof (struct pdr_ext) - sizeof (PDR)] = {0}; - static check_pdr2[1 + sizeof (PDR) - sizeof (struct pdr_ext)] = {0}; - static check_sym1[1 + sizeof (struct sym_ext) - sizeof (SYMR)] = {0}; - static check_sym2[1 + sizeof (SYMR) - sizeof (struct sym_ext)] = {0}; - static check_ext1[1 + sizeof (struct ext_ext) - sizeof (EXTR)] = {0}; - static check_ext2[1 + sizeof (EXTR) - sizeof (struct ext_ext)] = {0}; - static check_rfd1[1 + sizeof (struct rfd_ext) - sizeof (RFDT)] = {0}; - static check_rfd2[1 + sizeof (RFDT) - sizeof (struct rfd_ext)] = {0}; - - /* Swap in the header record. */ - ecoff_swap_hdr_in (abfd, hdr, hdr); - - /* - * These fields are useless (and empty) by now: - * hdr->cbDnOffset, hdr->cbOptOffset - * We use them for other internal purposes. - */ - hdr->cbDnOffset = 0; - hdr->cbOptOffset = 0; + int f_idx, s_idx, i; + FDR *fh; + SYMR *sh; + PDR *pr; + EXTR *esh; + struct rfd_ext *rbase; + + /* This function depends on the external and internal forms + of the MIPS symbol table taking identical space. Check this + assumption at compile-time. + DO NOT DELETE THESE ENTRIES, OR COMMENT THEM OUT, JUST BECAUSE SOME + "LINT" OR COMPILER THINKS THEY ARE UNUSED! Thank you. */ + static check_hdr1[1 + sizeof (struct hdr_ext) - sizeof (HDRR)] = {0}; + static check_hdr2[1 + sizeof (HDRR) - sizeof (struct hdr_ext)] = {0}; + static check_fdr1[1 + sizeof (struct fdr_ext) - sizeof (FDR)] = {0}; + static check_fdr2[1 + sizeof (FDR) - sizeof (struct fdr_ext)] = {0}; + static check_pdr1[1 + sizeof (struct pdr_ext) - sizeof (PDR)] = {0}; + static check_pdr2[1 + sizeof (PDR) - sizeof (struct pdr_ext)] = {0}; + static check_sym1[1 + sizeof (struct sym_ext) - sizeof (SYMR)] = {0}; + static check_sym2[1 + sizeof (SYMR) - sizeof (struct sym_ext)] = {0}; + static check_ext1[1 + sizeof (struct ext_ext) - sizeof (EXTR)] = {0}; + static check_ext2[1 + sizeof (EXTR) - sizeof (struct ext_ext)] = {0}; + static check_rfd1[1 + sizeof (struct rfd_ext) - sizeof (RFDT)] = {0}; + static check_rfd2[1 + sizeof (RFDT) - sizeof (struct rfd_ext)] = {0}; + + /* Swap in the header record. */ + ecoff_swap_hdr_in (abfd, hdr, hdr); + + /* + * These fields are useless (and empty) by now: + * hdr->cbDnOffset, hdr->cbOptOffset + * We use them for other internal purposes. + */ + hdr->cbDnOffset = 0; + hdr->cbOptOffset = 0; #define FIX(off) \ if (hdr->off) hdr->off = (unsigned int)data + (hdr->off - f_ptr); - FIX(cbLineOffset); - FIX(cbPdOffset); - FIX(cbSymOffset); - FIX(cbOptOffset); - FIX(cbAuxOffset); - FIX(cbSsOffset); - FIX(cbSsExtOffset); - FIX(cbFdOffset); - FIX(cbRfdOffset); - FIX(cbExtOffset); + FIX (cbLineOffset); + FIX (cbPdOffset); + FIX (cbSymOffset); + FIX (cbOptOffset); + FIX (cbAuxOffset); + FIX (cbSsOffset); + FIX (cbSsExtOffset); + FIX (cbFdOffset); + FIX (cbRfdOffset); + FIX (cbExtOffset); #undef FIX - /* Fix all the RFD's. */ - rbase = (struct rfd_ext *)(hdr->cbRfdOffset); - for (i = 0; i < hdr->crfd; i++) { - ecoff_swap_rfd_in (abfd, rbase+i, (pRFDT) rbase+i); - } + /* Fix all the RFD's. */ + rbase = (struct rfd_ext *) (hdr->cbRfdOffset); + for (i = 0; i < hdr->crfd; i++) + { + ecoff_swap_rfd_in (abfd, rbase + i, (pRFDT) rbase + i); + } - /* Fix all string pointers inside the symtab, and - the FDR records. Also fix other miscellany. */ + /* Fix all string pointers inside the symtab, and + the FDR records. Also fix other miscellany. */ - for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++) { - register unsigned code_offset; + for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++) + { + register unsigned code_offset; - /* Header itself, and strings */ - fh = (FDR *) (hdr->cbFdOffset) + f_idx; + /* Header itself, and strings */ + fh = (FDR *) (hdr->cbFdOffset) + f_idx; - /* Swap in the FDR */ - ecoff_swap_fdr_in (abfd, fh, fh); + /* Swap in the FDR */ + ecoff_swap_fdr_in (abfd, fh, fh); - fh->issBase += hdr->cbSsOffset; - if (fh->rss != -1) - fh->rss = (long)fh->rss + fh->issBase; + fh->issBase += hdr->cbSsOffset; + if (fh->rss != -1) + fh->rss = (long) fh->rss + fh->issBase; - /* Local symbols */ - fh->isymBase = (int)((SYMR*)(hdr->cbSymOffset)+fh->isymBase); + /* Local symbols */ + fh->isymBase = (int) ((SYMR *) (hdr->cbSymOffset) + fh->isymBase); - /* FIXME! Probably don't want to do this here! */ - for (s_idx = 0; s_idx < fh->csym; s_idx++) { - sh = (SYMR*)fh->isymBase + s_idx; - ecoff_swap_sym_in (abfd, sh, sh); + /* FIXME! Probably don't want to do this here! */ + for (s_idx = 0; s_idx < fh->csym; s_idx++) + { + sh = (SYMR *) fh->isymBase + s_idx; + ecoff_swap_sym_in (abfd, sh, sh); - sh->iss = (long) sh->iss + fh->issBase; - sh->reserved = 0; - } + sh->iss = (long) sh->iss + fh->issBase; + sh->reserved = 0; + } - cur_fd = f_idx; + cur_fd = f_idx; - /* cannot fix fh->ipdFirst because it is a short */ + /* cannot fix fh->ipdFirst because it is a short */ #define IPDFIRST(h,fh) \ - ((long)h->cbPdOffset + fh->ipdFirst * sizeof(PDR)) - - /* Optional symbols (actually used for partial_symtabs) */ - fh->ioptBase = 0; - fh->copt = 0; - - /* Aux symbols */ - if (fh->caux) - fh->iauxBase = hdr->cbAuxOffset + fh->iauxBase * sizeof(union aux_ext); - /* Relative file descriptor table */ - fh->rfdBase = hdr->cbRfdOffset + fh->rfdBase * sizeof(RFDT); - - /* Line numbers */ - if (fh->cbLine) - fh->cbLineOffset += hdr->cbLineOffset; - - /* Procedure symbols. (XXX This should be done later) */ - code_offset = fh->adr; - for (s_idx = 0; s_idx < fh->cpd; s_idx++) { - unsigned name, only_ext; - - pr = (PDR*)(IPDFIRST(hdr,fh)) + s_idx; - ecoff_swap_pdr_in (abfd, pr, pr); - - /* Simple rule to find files linked "-x" */ - only_ext = fh->rss == -1; - if (only_ext) { - if (pr->isym == -1) { - /* static function */ - sh = (SYMR*)-1; - } else { - /* external */ - name = hdr->cbExtOffset + pr->isym * sizeof(EXTR); - sh = &((EXTR*)name)->asym; - } - } else { - /* Full symbols */ - sh = (SYMR*)fh->isymBase + pr->isym; - /* Included code ? */ - if (s_idx == 0 && pr->adr != 0) - code_offset -= pr->adr; - } + ((long)h->cbPdOffset + fh->ipdFirst * sizeof(PDR)) + + /* Optional symbols (actually used for partial_symtabs) */ + fh->ioptBase = 0; + fh->copt = 0; + + /* Aux symbols */ + if (fh->caux) + fh->iauxBase = hdr->cbAuxOffset + fh->iauxBase * sizeof (union aux_ext); + /* Relative file descriptor table */ + fh->rfdBase = hdr->cbRfdOffset + fh->rfdBase * sizeof (RFDT); - /* Turn index into a pointer */ - pr->isym = (long)sh; + /* Line numbers */ + if (fh->cbLine) + fh->cbLineOffset += hdr->cbLineOffset; - /* Fix line numbers */ - pr->cbLineOffset += fh->cbLineOffset; + /* Procedure symbols. (XXX This should be done later) */ + code_offset = fh->adr; + for (s_idx = 0; s_idx < fh->cpd; s_idx++) + { + unsigned name, only_ext; + + pr = (PDR *) (IPDFIRST (hdr, fh)) + s_idx; + ecoff_swap_pdr_in (abfd, pr, pr); - /* Relocate address */ - if (!only_ext) - pr->adr += code_offset; + /* Simple rule to find files linked "-x" */ + only_ext = fh->rss == -1; + if (only_ext) + { + if (pr->isym == -1) + { + /* static function */ + sh = (SYMR *) - 1; } - } + else + { + /* external */ + name = hdr->cbExtOffset + pr->isym * sizeof (EXTR); + sh = &((EXTR *) name)->asym; + } + } + else + { + /* Full symbols */ + sh = (SYMR *) fh->isymBase + pr->isym; + /* Included code ? */ + if (s_idx == 0 && pr->adr != 0) + code_offset -= pr->adr; + } + + /* Turn index into a pointer */ + pr->isym = (long) sh; + + /* Fix line numbers */ + pr->cbLineOffset += fh->cbLineOffset; - /* External symbols: swap in, and fix string */ - for (s_idx = 0; s_idx < hdr->iextMax; s_idx++) { - esh = (EXTR*)(hdr->cbExtOffset) + s_idx; - ecoff_swap_ext_in (abfd, esh, esh); - esh->asym.iss = esh->asym.iss + hdr->cbSsExtOffset; + /* Relocate address */ + if (!only_ext) + pr->adr += code_offset; } + } + + /* External symbols: swap in, and fix string */ + for (s_idx = 0; s_idx < hdr->iextMax; s_idx++) + { + esh = (EXTR *) (hdr->cbExtOffset) + s_idx; + ecoff_swap_ext_in (abfd, esh, esh); + esh->asym.iss = esh->asym.iss + hdr->cbSsExtOffset; + } } @@ -674,29 +689,29 @@ fixup_symtab (hdr, data, f_ptr, abfd) static FDR * get_rfd (cf, rf) - int cf, rf; + int cf, rf; { - register FDR *f; - - f = (FDR *) (cur_hdr->cbFdOffset) + cf; - /* Object files do not have the RFD table, all refs are absolute */ - if (f->rfdBase == 0) - return (FDR *) (cur_hdr->cbFdOffset) + rf; - cf = *((pRFDT) f->rfdBase + rf); - return (FDR *) (cur_hdr->cbFdOffset) + cf; + register FDR *f; + + f = (FDR *) (cur_hdr->cbFdOffset) + cf; + /* Object files do not have the RFD table, all refs are absolute */ + if (f->rfdBase == 0) + return (FDR *) (cur_hdr->cbFdOffset) + rf; + cf = *((pRFDT) f->rfdBase + rf); + return (FDR *) (cur_hdr->cbFdOffset) + cf; } /* Return a safer print NAME for a file descriptor */ static char * -fdr_name(name) - char *name; +fdr_name (name) + char *name; { - if (name == (char *) -1) - return "<stripped file>"; - if (UNSAFE_DATA_ADDR(name)) - return "<NFY>"; - return name; + if (name == (char *) -1) + return "<stripped file>"; + if (UNSAFE_DATA_ADDR (name)) + return "<NFY>"; + return name; } @@ -705,29 +720,30 @@ fdr_name(name) static void read_mips_symtab (objfile, section_offsets) - struct objfile *objfile; - struct section_offsets *section_offsets; + struct objfile *objfile; + struct section_offsets *section_offsets; { - CORE_ADDR end_of_text_seg; + CORE_ADDR end_of_text_seg; - read_the_mips_symtab(objfile->obfd, &end_of_text_seg); + read_the_mips_symtab (objfile->obfd, &end_of_text_seg); - parse_partial_symbols(end_of_text_seg, objfile, section_offsets); + parse_partial_symbols (end_of_text_seg, objfile, section_offsets); #if 0 - /* - * Check to make sure file was compiled with -g. - * If not, warn the user of this limitation. - */ - if (compare_glevel(max_glevel, GLEVEL_2) < 0) { - if (max_gdbinfo == 0) - printf ( -"\n%s not compiled with -g, debugging support is limited.\n", - objfile->name); - printf( -"You should compile with -g2 or -g3 for best debugging support.\n"); - fflush(stdout); - } + /* + * Check to make sure file was compiled with -g. + * If not, warn the user of this limitation. + */ + if (compare_glevel (max_glevel, GLEVEL_2) < 0) + { + if (max_gdbinfo == 0) + printf ( + "\n%s not compiled with -g, debugging support is limited.\n", + objfile->name); + printf ( + "You should compile with -g2 or -g3 for best debugging support.\n"); + fflush (stdout); + } #endif } @@ -735,10 +751,11 @@ read_mips_symtab (objfile, section_offsets) /* Map of FDR indexes to partial symtabs */ -struct pst_map { - struct partial_symtab *pst; /* the psymtab proper */ - int n_globals; /* exported globals (external symbols) */ - int globals_offset; /* cumulative */ +struct pst_map +{ + struct partial_symtab *pst; /* the psymtab proper */ + int n_globals; /* exported globals (external symbols) */ + int globals_offset; /* cumulative */ }; @@ -747,52 +764,54 @@ struct pst_map { Since we might need it quite a few times it is NOT deallocated after use. */ -static struct parse_stack { - struct parse_stack *next, *prev; - struct symtab *cur_st; /* Current symtab. */ - struct block *cur_block; /* Block in it. */ - int blocktype; /* What are we parsing. */ - int maxsyms; /* Max symbols in this block. */ - struct type *cur_type; /* Type we parse fields for. */ - int cur_field; /* Field number in cur_type. */ - int procadr; /* Start addres of this procedure */ - int numargs; /* Its argument count */ -} *top_stack; /* Top stack ptr */ +static struct parse_stack +{ + struct parse_stack *next, *prev; + struct symtab *cur_st; /* Current symtab. */ + struct block *cur_block; /* Block in it. */ + int blocktype; /* What are we parsing. */ + int maxsyms; /* Max symbols in this block. */ + struct type *cur_type; /* Type we parse fields for. */ + int cur_field; /* Field number in cur_type. */ + int procadr; /* Start addres of this procedure */ + int numargs; /* Its argument count */ +} *top_stack; /* Top stack ptr */ /* Enter a new lexical context */ static void -push_parse_stack() +push_parse_stack () { - struct parse_stack *new; + struct parse_stack *new; + + /* Reuse frames if possible */ + if (top_stack && top_stack->prev) + new = top_stack->prev; + else + new = (struct parse_stack *) xzalloc (sizeof (struct parse_stack)); + /* Initialize new frame with previous content */ + if (top_stack) + { + register struct parse_stack *prev = new->prev; - /* Reuse frames if possible */ - if (top_stack && top_stack->prev) - new = top_stack->prev; - else - new = (struct parse_stack *) xzalloc(sizeof(struct parse_stack)); - /* Initialize new frame with previous content */ - if (top_stack) { - register struct parse_stack *prev = new->prev; - - *new = *top_stack; - top_stack->prev = new; - new->prev = prev; - new->next = top_stack; - } - top_stack = new; + *new = *top_stack; + top_stack->prev = new; + new->prev = prev; + new->next = top_stack; + } + top_stack = new; } /* Exit a lexical context */ static void -pop_parse_stack() +pop_parse_stack () { - if (!top_stack) - return; - if (top_stack->next) - top_stack = top_stack->next; + if (!top_stack) + return; + if (top_stack->next) + top_stack = top_stack->next; } @@ -801,50 +820,52 @@ pop_parse_stack() duplications we keep a quick fixup table, an array of lists of references indexed by file descriptor */ -static struct mips_pending { - struct mips_pending *next; /* link */ - SYMR *s; /* the symbol */ - struct type *t; /* its partial type descriptor */ +static struct mips_pending +{ + struct mips_pending *next; /* link */ + SYMR *s; /* the symbol */ + struct type *t; /* its partial type descriptor */ } **pending_list; /* Check whether we already saw symbol SH in file FH as undefined */ static struct mips_pending * -is_pending_symbol(fh, sh) - FDR *fh; - SYMR *sh; +is_pending_symbol (fh, sh) + FDR *fh; + SYMR *sh; { - int f_idx = fh - (FDR *) cur_hdr->cbFdOffset; - register struct mips_pending *p; - - /* Linear search is ok, list is typically no more than 10 deep */ - for (p = pending_list[f_idx]; p; p = p->next) - if (p->s == sh) - break; - return p; + int f_idx = fh - (FDR *) cur_hdr->cbFdOffset; + register struct mips_pending *p; + + /* Linear search is ok, list is typically no more than 10 deep */ + for (p = pending_list[f_idx]; p; p = p->next) + if (p->s == sh) + break; + return p; } /* Add a new undef symbol SH of type T */ static void -add_pending(fh, sh, t) - FDR *fh; - SYMR *sh; - struct type *t; +add_pending (fh, sh, t) + FDR *fh; + SYMR *sh; + struct type *t; { - int f_idx = fh - (FDR *) cur_hdr->cbFdOffset; - struct mips_pending *p = is_pending_symbol(fh, sh); - - /* Make sure we do not make duplicates */ - if (!p) { - p = (struct mips_pending *) xmalloc(sizeof(*p)); - p->s = sh; - p->t = t; - p->next = pending_list[f_idx]; - pending_list[f_idx] = p; - } - sh->reserved = 1; /* for quick check */ + int f_idx = fh - (FDR *) cur_hdr->cbFdOffset; + struct mips_pending *p = is_pending_symbol (fh, sh); + + /* Make sure we do not make duplicates */ + if (!p) + { + p = (struct mips_pending *) xmalloc (sizeof (*p)); + p->s = sh; + p->t = t; + p->next = pending_list[f_idx]; + pending_list[f_idx] = p; + } + sh->reserved = 1; /* for quick check */ } /* Throw away undef entries when done with file index F_IDX */ @@ -853,48 +874,50 @@ add_pending(fh, sh, t) #if 0 static void -free_pending(f_idx) - int f_idx; +free_pending (f_idx) + int f_idx; { - register struct mips_pending *p, *q; + register struct mips_pending *p, *q; - for (p = pending_list[f_idx]; p; p = q) { - q = p->next; - free((PTR)p); - } - pending_list[f_idx] = 0; + for (p = pending_list[f_idx]; p; p = q) + { + q = p->next; + free ((PTR) p); + } + pending_list[f_idx] = 0; } #endif static char * -prepend_tag_kind(tag_name, type_code) +prepend_tag_kind (tag_name, type_code) char *tag_name; enum type_code type_code; { - char *prefix; - char *result; - switch (type_code) { - case TYPE_CODE_ENUM: - prefix = "enum "; - break; - case TYPE_CODE_STRUCT: - prefix = "struct "; - break; - case TYPE_CODE_UNION: - prefix = "union "; - break; - default: - prefix = ""; + char *prefix; + char *result; + switch (type_code) + { + case TYPE_CODE_ENUM: + prefix = "enum "; + break; + case TYPE_CODE_STRUCT: + prefix = "struct "; + break; + case TYPE_CODE_UNION: + prefix = "union "; + break; + default: + prefix = ""; } - result = (char*)obstack_alloc (¤t_objfile->symbol_obstack, - strlen(prefix) + strlen(tag_name) + 1); - sprintf(result, "%s%s", prefix, tag_name); - return result; + result = (char *) obstack_alloc (¤t_objfile->symbol_obstack, + strlen (prefix) + strlen (tag_name) + 1); + sprintf (result, "%s%s", prefix, tag_name); + return result; } - + /* Parsing Routines proper. */ /* Parse a single symbol. Mostly just make up a GDB symbol for it. @@ -905,432 +928,453 @@ prepend_tag_kind(tag_name, type_code) Return count of SYMR's handled (normally one). */ static int -parse_symbol(sh, ax, bigend) - SYMR *sh; - union aux_ext *ax; - int bigend; +parse_symbol (sh, ax, bigend) + SYMR *sh; + union aux_ext *ax; + int bigend; { - char *name; - struct symbol *s; - struct block *b; - struct type *t; - struct field *f; - int count = 1; - /* When a symbol is cross-referenced from other files/symbols + char *name; + struct symbol *s; + struct block *b; + struct type *t; + struct field *f; + int count = 1; + /* When a symbol is cross-referenced from other files/symbols we mark it explicitly */ - int pend = (sh->reserved == 1); - enum address_class class; - TIR tir; - - switch (sh->st) { - - case stNil: - break; - - case stGlobal: /* external symbol, goes into global block */ - class = LOC_STATIC; - b = BLOCKVECTOR_BLOCK(BLOCKVECTOR(top_stack->cur_st), - GLOBAL_BLOCK); - s = new_symbol((char *)sh->iss); - SYMBOL_VALUE_ADDRESS(s) = (CORE_ADDR)sh->value; - goto data; - - case stStatic: /* static data, goes into current block. */ - class = LOC_STATIC; - b = top_stack->cur_block; - s = new_symbol((char *)sh->iss); - SYMBOL_VALUE_ADDRESS(s) = (CORE_ADDR)sh->value; - goto data; - - case stLocal: /* local variable, goes into current block */ - if (sh->sc == scRegister) { - class = LOC_REGISTER; - if (sh->value > 31) - sh->value += FP0_REGNUM-32; - } else - class = LOC_LOCAL; - b = top_stack->cur_block; - s = new_symbol((char *)sh->iss); - SYMBOL_VALUE(s) = sh->value; - -data: /* Common code for symbols describing data */ - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; - SYMBOL_CLASS(s) = class; - add_symbol(s, b); - - /* Type could be missing in a number of cases */ - if (sh->sc == scUndefined || sh->sc == scNil || - sh->index == 0xfffff) - SYMBOL_TYPE(s) = builtin_type_int; /* undefined? */ - else - SYMBOL_TYPE(s) = parse_type(ax + sh->index, 0, bigend); - /* Value of a data symbol is its memory address */ - break; - - case stParam: /* arg to procedure, goes into current block */ - max_gdbinfo++; - top_stack->numargs++; - - name = (char*)sh->iss; - /* Special GNU C++ name. */ - if (name[0] == CPLUS_MARKER && name[1] == 't' && name[2] == 0) - name = "this"; /* FIXME, not alloc'd in obstack */ - s = new_symbol(name); - - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; - if (sh->sc == scRegister) { - SYMBOL_CLASS(s) = LOC_REGPARM; - if (sh->value > 31) - sh->value += FP0_REGNUM-32; - } else - SYMBOL_CLASS(s) = LOC_ARG; - SYMBOL_VALUE(s) = sh->value; - SYMBOL_TYPE(s) = parse_type(ax + sh->index, 0, bigend); - add_symbol(s, top_stack->cur_block); + int pend = (sh->reserved == 1); + enum address_class class; + TIR tir; + + switch (sh->st) + { + + case stNil: + break; + + case stGlobal: /* external symbol, goes into global block */ + class = LOC_STATIC; + b = BLOCKVECTOR_BLOCK (BLOCKVECTOR (top_stack->cur_st), + GLOBAL_BLOCK); + s = new_symbol ((char *) sh->iss); + SYMBOL_VALUE_ADDRESS (s) = (CORE_ADDR) sh->value; + goto data; + + case stStatic: /* static data, goes into current block. */ + class = LOC_STATIC; + b = top_stack->cur_block; + s = new_symbol ((char *) sh->iss); + SYMBOL_VALUE_ADDRESS (s) = (CORE_ADDR) sh->value; + goto data; + + case stLocal: /* local variable, goes into current block */ + if (sh->sc == scRegister) + { + class = LOC_REGISTER; + if (sh->value > 31) + sh->value += FP0_REGNUM - 32; + } + else + class = LOC_LOCAL; + b = top_stack->cur_block; + s = new_symbol ((char *) sh->iss); + SYMBOL_VALUE (s) = sh->value; + + data: /* Common code for symbols describing data */ + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; + SYMBOL_CLASS (s) = class; + add_symbol (s, b); + + /* Type could be missing in a number of cases */ + if (sh->sc == scUndefined || sh->sc == scNil || + sh->index == 0xfffff) + SYMBOL_TYPE (s) = builtin_type_int; /* undefined? */ + else + SYMBOL_TYPE (s) = parse_type (ax + sh->index, 0, bigend); + /* Value of a data symbol is its memory address */ + break; + + case stParam: /* arg to procedure, goes into current block */ + max_gdbinfo++; + top_stack->numargs++; + + name = (char *) sh->iss; + /* Special GNU C++ name. */ + if (name[0] == CPLUS_MARKER && name[1] == 't' && name[2] == 0) + name = "this"; /* FIXME, not alloc'd in obstack */ + s = new_symbol (name); + + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; + if (sh->sc == scRegister) + { + SYMBOL_CLASS (s) = LOC_REGPARM; + if (sh->value > 31) + sh->value += FP0_REGNUM - 32; + } + else + SYMBOL_CLASS (s) = LOC_ARG; + SYMBOL_VALUE (s) = sh->value; + SYMBOL_TYPE (s) = parse_type (ax + sh->index, 0, bigend); + add_symbol (s, top_stack->cur_block); #if 0 - /* FIXME: This has not been tested. See dbxread.c */ - /* Add the type of this parameter to the function/procedure + /* FIXME: This has not been tested. See dbxread.c */ + /* Add the type of this parameter to the function/procedure type of this block. */ - add_param_to_type(&top_stack->cur_block->function->type,s); + add_param_to_type (&top_stack->cur_block->function->type, s); #endif - break; - - case stLabel: /* label, goes into current block */ - s = new_symbol((char *)sh->iss); - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; /* so that it can be used */ - SYMBOL_CLASS(s) = LOC_LABEL; /* but not misused */ - SYMBOL_VALUE_ADDRESS(s) = (CORE_ADDR)sh->value; - SYMBOL_TYPE(s) = builtin_type_int; - add_symbol(s, top_stack->cur_block); - break; - - case stProc: /* Procedure, usually goes into global block */ - case stStaticProc: /* Static procedure, goes into current block */ - s = new_symbol((char *)sh->iss); - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; - SYMBOL_CLASS(s) = LOC_BLOCK; - /* Type of the return value */ - if (sh->sc == scUndefined || sh->sc == scNil) - t = builtin_type_int; - else - t = parse_type(ax + sh->index + 1, 0, bigend); - b = top_stack->cur_block; - if (sh->st == stProc) { - struct blockvector *bv = BLOCKVECTOR(top_stack->cur_st); - /* The next test should normally be true, + break; + + case stLabel: /* label, goes into current block */ + s = new_symbol ((char *) sh->iss); + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; /* so that it can be used */ + SYMBOL_CLASS (s) = LOC_LABEL; /* but not misused */ + SYMBOL_VALUE_ADDRESS (s) = (CORE_ADDR) sh->value; + SYMBOL_TYPE (s) = builtin_type_int; + add_symbol (s, top_stack->cur_block); + break; + + case stProc: /* Procedure, usually goes into global block */ + case stStaticProc: /* Static procedure, goes into current block */ + s = new_symbol ((char *) sh->iss); + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; + SYMBOL_CLASS (s) = LOC_BLOCK; + /* Type of the return value */ + if (sh->sc == scUndefined || sh->sc == scNil) + t = builtin_type_int; + else + t = parse_type (ax + sh->index + 1, 0, bigend); + b = top_stack->cur_block; + if (sh->st == stProc) + { + struct blockvector *bv = BLOCKVECTOR (top_stack->cur_st); + /* The next test should normally be true, but provides a hook for nested functions (which we don't want to make global). */ - if (b == BLOCKVECTOR_BLOCK(bv, STATIC_BLOCK)) - b = BLOCKVECTOR_BLOCK(bv, GLOBAL_BLOCK); - } - add_symbol(s, b); + if (b == BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK)) + b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK); + } + add_symbol (s, b); - /* Make a type for the procedure itself */ + /* Make a type for the procedure itself */ #if 0 - /* FIXME: This has not been tested yet! See dbxread.c */ - /* Generate a template for the type of this function. The - types of the arguments will be added as we read the symbol - table. */ - bcopy(SYMBOL_TYPE(s),lookup_function_type(t),sizeof(struct type)); + /* FIXME: This has not been tested yet! See dbxread.c */ + /* Generate a template for the type of this function. The + types of the arguments will be added as we read the symbol + table. */ + bcopy (SYMBOL_TYPE (s), lookup_function_type (t), sizeof (struct type)); #else - SYMBOL_TYPE(s) = lookup_function_type (t); + SYMBOL_TYPE (s) = lookup_function_type (t); #endif - /* Create and enter a new lexical context */ - b = new_block(top_stack->maxsyms); - SYMBOL_BLOCK_VALUE(s) = b; - BLOCK_FUNCTION(b) = s; - BLOCK_START(b) = BLOCK_END(b) = sh->value; - BLOCK_SUPERBLOCK(b) = top_stack->cur_block; - add_block(b, top_stack->cur_st); - - /* Not if we only have partial info */ - if (sh->sc == scUndefined || sh->sc == scNil) - break; - - push_parse_stack(); - top_stack->cur_block = b; - top_stack->blocktype = sh->st; - top_stack->cur_type = SYMBOL_TYPE(s); - top_stack->cur_field = -1; - top_stack->procadr = sh->value; - top_stack->numargs = 0; - - sh->value = (long) SYMBOL_TYPE(s); - break; - - /* Beginning of code for structure, union, and enum definitions. + /* Create and enter a new lexical context */ + b = new_block (top_stack->maxsyms); + SYMBOL_BLOCK_VALUE (s) = b; + BLOCK_FUNCTION (b) = s; + BLOCK_START (b) = BLOCK_END (b) = sh->value; + BLOCK_SUPERBLOCK (b) = top_stack->cur_block; + add_block (b, top_stack->cur_st); + + /* Not if we only have partial info */ + if (sh->sc == scUndefined || sh->sc == scNil) + break; + + push_parse_stack (); + top_stack->cur_block = b; + top_stack->blocktype = sh->st; + top_stack->cur_type = SYMBOL_TYPE (s); + top_stack->cur_field = -1; + top_stack->procadr = sh->value; + top_stack->numargs = 0; + + sh->value = (long) SYMBOL_TYPE (s); + break; + + /* Beginning of code for structure, union, and enum definitions. They all share a common set of local variables, defined here. */ - { - enum type_code type_code; - SYMR *tsym; - int nfields; - long max_value; - struct field *f; - - case stStruct: /* Start a block defining a struct type */ - type_code = TYPE_CODE_STRUCT; - goto structured_common; - - case stUnion: /* Start a block defining a union type */ - type_code = TYPE_CODE_UNION; - goto structured_common; - - case stEnum: /* Start a block defining an enum type */ - type_code = TYPE_CODE_ENUM; - goto structured_common; - - case stBlock: /* Either a lexical block, or some type */ - if (sh->sc != scInfo) - goto case_stBlock_code; /* Lexical block */ - - type_code = TYPE_CODE_UNDEF; /* We have a type. */ - - /* Common code for handling struct, union, enum, and/or as-yet- - unknown-type blocks of info about structured data. `type_code' - has been set to the proper TYPE_CODE, if we know it. */ - structured_common: - push_parse_stack(); - top_stack->blocktype = stBlock; - - s = new_symbol((char *)sh->iss); - SYMBOL_NAMESPACE(s) = STRUCT_NAMESPACE; - SYMBOL_CLASS(s) = LOC_TYPEDEF; - SYMBOL_VALUE(s) = 0; - add_symbol(s, top_stack->cur_block); - - /* First count the number of fields and the highest value. */ - nfields = 0; - max_value = 0; - for (tsym = sh+1; tsym->st != stEnd; tsym++) - { - if (tsym->st == stMember) { - if (nfields == 0 && type_code == TYPE_CODE_UNDEF) - /* If the type of the member is Nil (or Void), - without qualifiers, assume the tag is an - enumeration. */ - if (tsym->index == indexNil) - type_code = TYPE_CODE_ENUM; - else { - ecoff_swap_tir_in (bigend, - &ax[tsym->index].a_ti, - &tir); - if ((tir.bt == btNil || tir.bt == btVoid) - && tir.tq0 == tqNil) - type_code = TYPE_CODE_ENUM; - } - nfields++; - if (tsym->value > max_value) - max_value = tsym->value; - } - else if (tsym->st == stBlock - || tsym->st == stUnion - || tsym->st == stEnum - || tsym->st == stStruct - || tsym->st == stParsed) { - if (tsym->sc == scVariant) ; /*UNIMPLEMENTED*/ - if (tsym->index != 0) - tsym = ((SYMR*)cur_fdr->isymBase) - + tsym->index-1; + { + enum type_code type_code; + SYMR *tsym; + int nfields; + long max_value; + struct field *f; + + case stStruct: /* Start a block defining a struct type */ + type_code = TYPE_CODE_STRUCT; + goto structured_common; + + case stUnion: /* Start a block defining a union type */ + type_code = TYPE_CODE_UNION; + goto structured_common; + + case stEnum: /* Start a block defining an enum type */ + type_code = TYPE_CODE_ENUM; + goto structured_common; + + case stBlock: /* Either a lexical block, or some type */ + if (sh->sc != scInfo) + goto case_stBlock_code; /* Lexical block */ + + type_code = TYPE_CODE_UNDEF; /* We have a type. */ + + /* Common code for handling struct, union, enum, and/or as-yet- + unknown-type blocks of info about structured data. `type_code' + has been set to the proper TYPE_CODE, if we know it. */ + structured_common: + push_parse_stack (); + top_stack->blocktype = stBlock; + + s = new_symbol ((char *) sh->iss); + SYMBOL_NAMESPACE (s) = STRUCT_NAMESPACE; + SYMBOL_CLASS (s) = LOC_TYPEDEF; + SYMBOL_VALUE (s) = 0; + add_symbol (s, top_stack->cur_block); + + /* First count the number of fields and the highest value. */ + nfields = 0; + max_value = 0; + for (tsym = sh + 1; tsym->st != stEnd; tsym++) + { + if (tsym->st == stMember) + { + if (nfields == 0 && type_code == TYPE_CODE_UNDEF) + /* If the type of the member is Nil (or Void), + without qualifiers, assume the tag is an + enumeration. */ + if (tsym->index == indexNil) + type_code = TYPE_CODE_ENUM; + else + { + ecoff_swap_tir_in (bigend, + &ax[tsym->index].a_ti, + &tir); + if ((tir.bt == btNil || tir.bt == btVoid) + && tir.tq0 == tqNil) + type_code = TYPE_CODE_ENUM; } - else complain (&block_member_complaint, tsym->st); - } - - /* In an stBlock, there is no way to distinguish structs, - unions, and enums at this point. This is a bug in the - original design (that has been fixed with the - recent addition of the stStruct, stUnion, and stEnum - symbol types.) The way you can tell is if/when you - see a variable or field of that type. In that case - the variable's type (in the AUX table) says if the - type is struct, union, or enum, - and points back to the stBlock here. - So you can patch the tag kind up later - but only - if there actually is a variable or field of that type. - - So until we know for sure, we will guess at this point. - The heuristic is: - If the first member has index==indexNil or a void type, - assume we have an enumeration. - Otherwise, if there is more than one member, and all - the members have offset 0, assume we have a union. - Otherwise, assume we have a struct. - - The heuristic could guess wrong in the case of - of an enumeration with no members or a union - with one (or zero) members, or when all except the - last field of a struct have width zero. - These are uncommon and/or illegal situations, and - in any case guessing wrong probably doesn't matter much. - - But if we later do find out we were wrong, - we fixup the tag kind. Members of an enumeration - must be handled differently from struct/union fields, - and that is harder to patch up, but luckily we - shouldn't need to. (If there are any enumeration - members, we can tell for sure it's an enum here.) */ - - if (type_code == TYPE_CODE_UNDEF) - if (nfields > 1 && max_value == 0) - type_code = TYPE_CODE_UNION; - else - type_code = TYPE_CODE_STRUCT; - - /* If this type was expected, use its partial definition */ - if (pend) - t = is_pending_symbol(cur_fdr, sh)->t; - else - t = new_type(prepend_tag_kind((char *)sh->iss, - type_code)); - - TYPE_CODE(t) = type_code; - TYPE_LENGTH(t) = sh->value; - TYPE_NFIELDS(t) = nfields; - TYPE_FIELDS(t) = f = (struct field*) - TYPE_ALLOC (t, nfields * sizeof (struct field)); - - if (type_code == TYPE_CODE_ENUM) { - /* This is a non-empty enum. */ - for (tsym = sh + 1; tsym->st == stMember; tsym++) { - struct symbol *enum_sym; - f->bitpos = tsym->value; - f->type = t; - f->name = (char*)tsym->iss; - f->bitsize = 0; - - enum_sym = (struct symbol *) + nfields++; + if (tsym->value > max_value) + max_value = tsym->value; + } + else if (tsym->st == stBlock + || tsym->st == stUnion + || tsym->st == stEnum + || tsym->st == stStruct + || tsym->st == stParsed) + { + if (tsym->sc == scVariant); /*UNIMPLEMENTED*/ + if (tsym->index != 0) + tsym = ((SYMR *) cur_fdr->isymBase) + + tsym->index - 1; + } + else + complain (&block_member_complaint, tsym->st); + } + + /* In an stBlock, there is no way to distinguish structs, + unions, and enums at this point. This is a bug in the + original design (that has been fixed with the recent + addition of the stStruct, stUnion, and stEnum symbol + types.) The way you can tell is if/when you see a variable + or field of that type. In that case the variable's type + (in the AUX table) says if the type is struct, union, or + enum, and points back to the stBlock here. So you can + patch the tag kind up later - but only if there actually is + a variable or field of that type. + + So until we know for sure, we will guess at this point. + The heuristic is: + If the first member has index==indexNil or a void type, + assume we have an enumeration. + Otherwise, if there is more than one member, and all + the members have offset 0, assume we have a union. + Otherwise, assume we have a struct. + + The heuristic could guess wrong in the case of of an + enumeration with no members or a union with one (or zero) + members, or when all except the last field of a struct have + width zero. These are uncommon and/or illegal situations, + and in any case guessing wrong probably doesn't matter + much. + + But if we later do find out we were wrong, we fixup the tag + kind. Members of an enumeration must be handled + differently from struct/union fields, and that is harder to + patch up, but luckily we shouldn't need to. (If there are + any enumeration members, we can tell for sure it's an enum + here.) */ + + if (type_code == TYPE_CODE_UNDEF) + if (nfields > 1 && max_value == 0) + type_code = TYPE_CODE_UNION; + else + type_code = TYPE_CODE_STRUCT; + + /* If this type was expected, use its partial definition */ + if (pend) + t = is_pending_symbol (cur_fdr, sh)->t; + else + t = new_type (prepend_tag_kind ((char *) sh->iss, + type_code)); + + TYPE_CODE (t) = type_code; + TYPE_LENGTH (t) = sh->value; + TYPE_NFIELDS (t) = nfields; + TYPE_FIELDS (t) = f = (struct field *) + TYPE_ALLOC (t, nfields * sizeof (struct field)); + + if (type_code == TYPE_CODE_ENUM) + { + /* This is a non-empty enum. */ + for (tsym = sh + 1; tsym->st == stMember; tsym++) + { + struct symbol *enum_sym; + f->bitpos = tsym->value; + f->type = t; + f->name = (char *) tsym->iss; + f->bitsize = 0; + + enum_sym = ((struct symbol *) obstack_alloc (¤t_objfile->symbol_obstack, - sizeof (struct symbol)); - memset ((PTR)enum_sym, 0, sizeof (struct symbol)); - SYMBOL_NAME (enum_sym) = f->name; - SYMBOL_CLASS (enum_sym) = LOC_CONST; - SYMBOL_TYPE (enum_sym) = t; - SYMBOL_NAMESPACE (enum_sym) = VAR_NAMESPACE; - SYMBOL_VALUE (enum_sym) = tsym->value; - add_symbol(enum_sym, top_stack->cur_block); - - /* Skip the stMembers that we've handled. */ - count++; - f++; - } - } - SYMBOL_TYPE(s) = t; - /* make this the current type */ - top_stack->cur_type = t; - top_stack->cur_field = 0; - /* Mark that symbol has a type, and say which one */ - sh->value = (long) t; - break; - - /* End of local variables shared by struct, union, enum, and - block (as yet unknown struct/union/enum) processing. */ - } + sizeof (struct symbol))); + memset ((PTR) enum_sym, 0, sizeof (struct symbol)); + SYMBOL_NAME (enum_sym) = f->name; + SYMBOL_CLASS (enum_sym) = LOC_CONST; + SYMBOL_TYPE (enum_sym) = t; + SYMBOL_NAMESPACE (enum_sym) = VAR_NAMESPACE; + SYMBOL_VALUE (enum_sym) = tsym->value; + add_symbol (enum_sym, top_stack->cur_block); + + /* Skip the stMembers that we've handled. */ + count++; + f++; + } + } + SYMBOL_TYPE (s) = t; + /* make this the current type */ + top_stack->cur_type = t; + top_stack->cur_field = 0; + /* Mark that symbol has a type, and say which one */ + sh->value = (long) t; + break; + + /* End of local variables shared by struct, union, enum, and + block (as yet unknown struct/union/enum) processing. */ + } - case_stBlock_code: - /* beginnning of (code) block. Value of symbol - is the displacement from procedure start */ - push_parse_stack(); - top_stack->blocktype = stBlock; - b = new_block(top_stack->maxsyms); - BLOCK_START(b) = sh->value + top_stack->procadr; - BLOCK_SUPERBLOCK(b) = top_stack->cur_block; - top_stack->cur_block = b; - add_block(b, top_stack->cur_st); - break; - - case stEnd: /* end (of anything) */ - if (sh->sc == scInfo) { - /* Finished with type */ - top_stack->cur_type = 0; - } else if (sh->sc == scText && - (top_stack->blocktype == stProc || - top_stack->blocktype == stStaticProc)) { - /* Finished with procedure */ - struct blockvector *bv = BLOCKVECTOR(top_stack->cur_st); - struct mips_extra_func_info *e; - struct block *b; - int i; - - BLOCK_END(top_stack->cur_block) += sh->value; /* size */ - - /* Make up special symbol to contain procedure specific - info */ - s = new_symbol(MIPS_EFI_SYMBOL_NAME); - SYMBOL_NAMESPACE(s) = LABEL_NAMESPACE; - SYMBOL_CLASS(s) = LOC_CONST; - SYMBOL_TYPE(s) = builtin_type_void; - e = (struct mips_extra_func_info *) - obstack_alloc (¤t_objfile->symbol_obstack, - sizeof (struct mips_extra_func_info)); - SYMBOL_VALUE(s) = (int)e; - e->numargs = top_stack->numargs; - add_symbol(s, top_stack->cur_block); - - /* Reallocate symbols, saving memory */ - b = shrink_block(top_stack->cur_block, top_stack->cur_st); - - /* f77 emits proc-level with address bounds==[0,0], + case_stBlock_code: + /* beginnning of (code) block. Value of symbol + is the displacement from procedure start */ + push_parse_stack (); + top_stack->blocktype = stBlock; + b = new_block (top_stack->maxsyms); + BLOCK_START (b) = sh->value + top_stack->procadr; + BLOCK_SUPERBLOCK (b) = top_stack->cur_block; + top_stack->cur_block = b; + add_block (b, top_stack->cur_st); + break; + + case stEnd: /* end (of anything) */ + if (sh->sc == scInfo) + { + /* Finished with type */ + top_stack->cur_type = 0; + } + else if (sh->sc == scText + && (top_stack->blocktype == stProc + || top_stack->blocktype == stStaticProc)) + { + /* Finished with procedure */ + struct blockvector *bv = BLOCKVECTOR (top_stack->cur_st); + struct mips_extra_func_info *e; + struct block *b; + int i; + + BLOCK_END (top_stack->cur_block) += sh->value; /* size */ + + /* Make up special symbol to contain procedure specific info */ + s = new_symbol (MIPS_EFI_SYMBOL_NAME); + SYMBOL_NAMESPACE (s) = LABEL_NAMESPACE; + SYMBOL_CLASS (s) = LOC_CONST; + SYMBOL_TYPE (s) = builtin_type_void; + e = ((struct mips_extra_func_info *) + obstack_alloc (¤t_objfile->symbol_obstack, + sizeof (struct mips_extra_func_info))); + SYMBOL_VALUE (s) = (int) e; + e->numargs = top_stack->numargs; + add_symbol (s, top_stack->cur_block); + + /* Reallocate symbols, saving memory */ + b = shrink_block (top_stack->cur_block, top_stack->cur_st); + + /* f77 emits proc-level with address bounds==[0,0], So look for such child blocks, and patch them. */ - for (i = 0; i < BLOCKVECTOR_NBLOCKS(bv); i++) { - struct block *b_bad = BLOCKVECTOR_BLOCK(bv,i); - if (BLOCK_SUPERBLOCK(b_bad) == b - && BLOCK_START(b_bad) == top_stack->procadr - && BLOCK_END(b_bad) == top_stack->procadr) { - BLOCK_START(b_bad) = BLOCK_START(b); - BLOCK_END(b_bad) = BLOCK_END(b); - } - } - } else if (sh->sc == scText && top_stack->blocktype == stBlock) { - /* End of (code) block. The value of the symbol + for (i = 0; i < BLOCKVECTOR_NBLOCKS (bv); i++) + { + struct block *b_bad = BLOCKVECTOR_BLOCK (bv, i); + if (BLOCK_SUPERBLOCK (b_bad) == b + && BLOCK_START (b_bad) == top_stack->procadr + && BLOCK_END (b_bad) == top_stack->procadr) + { + BLOCK_START (b_bad) = BLOCK_START (b); + BLOCK_END (b_bad) = BLOCK_END (b); + } + } + } + else if (sh->sc == scText && top_stack->blocktype == stBlock) + { + /* End of (code) block. The value of the symbol is the displacement from the procedure`s start address of the end of this block. */ - BLOCK_END(top_stack->cur_block) = sh->value + top_stack->procadr; - shrink_block(top_stack->cur_block, top_stack->cur_st); - } else if (sh->sc == scText && top_stack->blocktype == stFile) { - /* End of file. Pop parse stack and ignore. Higher + BLOCK_END (top_stack->cur_block) = sh->value + top_stack->procadr; + shrink_block (top_stack->cur_block, top_stack->cur_st); + } + else if (sh->sc == scText && top_stack->blocktype == stFile) + { + /* End of file. Pop parse stack and ignore. Higher level code deals with this. */ - ; - } else complain (&stEnd_complaint, sh->sc); - - pop_parse_stack(); /* restore previous lexical context */ - break; - - case stMember: /* member of struct or union */ - f = &TYPE_FIELDS(top_stack->cur_type)[top_stack->cur_field++]; - f->name = (char*)sh->iss; - f->bitpos = sh->value; - f->bitsize = 0; - f->type = parse_type(ax + sh->index, &f->bitsize, bigend); - break; - - case stTypedef: /* type definition */ - s = new_symbol((char *)sh->iss); - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; - SYMBOL_CLASS(s) = LOC_TYPEDEF; - SYMBOL_BLOCK_VALUE(s) = top_stack->cur_block; - add_symbol(s, top_stack->cur_block); - SYMBOL_TYPE(s) = parse_type(ax + sh->index, 0, bigend); - sh->value = (long) SYMBOL_TYPE(s); - break; - - case stFile: /* file name */ - push_parse_stack(); - top_stack->blocktype = sh->st; - break; - - /* I`ve never seen these for C */ - case stRegReloc: - break; /* register relocation */ - case stForward: - break; /* forwarding address */ - case stConstant: - break; /* constant */ - default: - complain(&unknown_mips_symtype_complaint, sh->st); - break; + ; } - sh->st = stParsed; - return count; + else + complain (&stEnd_complaint, sh->sc); + + pop_parse_stack (); /* restore previous lexical context */ + break; + + case stMember: /* member of struct or union */ + f = &TYPE_FIELDS (top_stack->cur_type)[top_stack->cur_field++]; + f->name = (char *) sh->iss; + f->bitpos = sh->value; + f->bitsize = 0; + f->type = parse_type (ax + sh->index, &f->bitsize, bigend); + break; + + case stTypedef: /* type definition */ + s = new_symbol ((char *) sh->iss); + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; + SYMBOL_CLASS (s) = LOC_TYPEDEF; + SYMBOL_BLOCK_VALUE (s) = top_stack->cur_block; + add_symbol (s, top_stack->cur_block); + SYMBOL_TYPE (s) = parse_type (ax + sh->index, 0, bigend); + sh->value = (long) SYMBOL_TYPE (s); + break; + + case stFile: /* file name */ + push_parse_stack (); + top_stack->blocktype = sh->st; + break; + + /* I`ve never seen these for C */ + case stRegReloc: + break; /* register relocation */ + case stForward: + break; /* forwarding address */ + case stConstant: + break; /* constant */ + default: + complain (&unknown_mips_symtype_complaint, sh->st); + break; + } + sh->st = stParsed; + return count; } /* Parse the type information provided in the raw AX entries for @@ -1339,181 +1383,194 @@ data: /* Common code for symbols describing data */ they are big-endian or little-endian (from fh->fBigendian). */ static struct type * -parse_type(ax, bs, bigend) - union aux_ext *ax; - int *bs; - int bigend; +parse_type (ax, bs, bigend) + union aux_ext *ax; + int *bs; + int bigend; { - /* Null entries in this map are treated specially */ - static struct type **map_bt[] = + /* Null entries in this map are treated specially */ + static struct type **map_bt[] = + { + &builtin_type_void, /* btNil */ + 0, /* btAdr */ + &builtin_type_char, /* btChar */ + &builtin_type_unsigned_char,/* btUChar */ + &builtin_type_short, /* btShort */ + &builtin_type_unsigned_short, /* btUShort */ + &builtin_type_int, /* btInt */ + &builtin_type_unsigned_int, /* btUInt */ + &builtin_type_long, /* btLong */ + &builtin_type_unsigned_long,/* btULong */ + &builtin_type_float, /* btFloat */ + &builtin_type_double, /* btDouble */ + 0, /* btStruct */ + 0, /* btUnion */ + 0, /* btEnum */ + 0, /* btTypedef */ + 0, /* btRange */ + 0, /* btSet */ + &builtin_type_complex, /* btComplex */ + &builtin_type_double_complex, /* btDComplex */ + 0, /* btIndirect */ + &builtin_type_fixed_dec, /* btFixedDec */ + &builtin_type_float_dec, /* btFloatDec */ + &builtin_type_string, /* btString */ + 0, /* btBit */ + 0, /* btPicture */ + &builtin_type_void, /* btVoid */ + &builtin_type_long_long, /* btLongLong */ + &builtin_type_unsigned_long_long, /* btULongLong */ + }; + + TIR t[1]; + struct type *tp = 0; + char *fmt; + union aux_ext *tax; + enum type_code type_code; + + /* Use aux as a type information record, map its basic type. */ + tax = ax; + ecoff_swap_tir_in (bigend, &tax->a_ti, t); + if (t->bt > (sizeof (map_bt) / sizeof (*map_bt))) + { + complain (&basic_type_complaint, t->bt); + return builtin_type_int; + } + if (map_bt[t->bt]) + { + tp = *map_bt[t->bt]; + fmt = "%s"; + } + else + { + tp = NULL; + /* Cannot use builtin types -- build our own */ + switch (t->bt) { - &builtin_type_void, /* btNil */ - 0, /* btAdr */ - &builtin_type_char, /* btChar */ - &builtin_type_unsigned_char, /* btUChar */ - &builtin_type_short, /* btShort */ - &builtin_type_unsigned_short, /* btUShort */ - &builtin_type_int, /* btInt */ - &builtin_type_unsigned_int, /* btUInt */ - &builtin_type_long, /* btLong */ - &builtin_type_unsigned_long, /* btULong */ - &builtin_type_float, /* btFloat */ - &builtin_type_double, /* btDouble */ - 0, /* btStruct */ - 0, /* btUnion */ - 0, /* btEnum */ - 0, /* btTypedef */ - 0, /* btRange */ - 0, /* btSet */ - &builtin_type_complex, /* btComplex */ - &builtin_type_double_complex, /* btDComplex */ - 0, /* btIndirect */ - &builtin_type_fixed_dec, /* btFixedDec */ - &builtin_type_float_dec, /* btFloatDec */ - &builtin_type_string, /* btString */ - 0, /* btBit */ - 0, /* btPicture */ - &builtin_type_void, /* btVoid */ - &builtin_type_long_long, /* btLongLong */ - &builtin_type_unsigned_long_long,/* btULongLong */ - }; - - TIR t[1]; - struct type *tp = 0; - char *fmt; - union aux_ext *tax; - enum type_code type_code; - - /* Use aux as a type information record, map its basic type. */ - tax = ax; - ecoff_swap_tir_in (bigend, &tax->a_ti, t); - if (t->bt > (sizeof (map_bt)/sizeof (*map_bt))) { - complain (&basic_type_complaint, t->bt); - return builtin_type_int; - } - if (map_bt[t->bt]) { - tp = *map_bt[t->bt]; - fmt = "%s"; - } else { - tp = NULL; - /* Cannot use builtin types -- build our own */ - switch (t->bt) { - case btAdr: - tp = lookup_pointer_type (builtin_type_void); - fmt = "%s"; - break; - case btStruct: - type_code = TYPE_CODE_STRUCT; - fmt = "struct %s"; - break; - case btUnion: - type_code = TYPE_CODE_UNION; - fmt = "union %s"; - break; - case btEnum: - type_code = TYPE_CODE_ENUM; - fmt = "enum %s"; - break; - case btRange: - type_code = TYPE_CODE_RANGE; - fmt = "%s"; - break; - case btSet: - type_code = TYPE_CODE_SET; - fmt = "set %s"; - break; - case btTypedef: - default: - complain (&basic_type_complaint, t->bt); - return builtin_type_int; - } + case btAdr: + tp = lookup_pointer_type (builtin_type_void); + fmt = "%s"; + break; + case btStruct: + type_code = TYPE_CODE_STRUCT; + fmt = "struct %s"; + break; + case btUnion: + type_code = TYPE_CODE_UNION; + fmt = "union %s"; + break; + case btEnum: + type_code = TYPE_CODE_ENUM; + fmt = "enum %s"; + break; + case btRange: + type_code = TYPE_CODE_RANGE; + fmt = "%s"; + break; + case btSet: + type_code = TYPE_CODE_SET; + fmt = "set %s"; + break; + case btTypedef: + default: + complain (&basic_type_complaint, t->bt); + return builtin_type_int; } + } - /* Skip over any further type qualifiers (FIXME). */ - if (t->continued) { - /* This is the way it would work if the compiler worked */ - TIR t1[1]; - do { - ax++; - ecoff_swap_tir_in (bigend, ax, t1); - } while (t1->continued); + /* Skip over any further type qualifiers (FIXME). */ + if (t->continued) + { + /* This is the way it would work if the compiler worked */ + TIR t1[1]; + do + { + ax++; + ecoff_swap_tir_in (bigend, ax, t1); } + while (t1->continued); + } - /* Move on to next aux */ - ax++; + /* Move on to next aux */ + ax++; - if (t->fBitfield) { - *bs = AUX_GET_WIDTH (bigend, ax); - ax++; - } + if (t->fBitfield) + { + *bs = AUX_GET_WIDTH (bigend, ax); + ax++; + } - /* All these types really point to some (common) MIPS type - definition, and only the type-qualifiers fully identify - them. We'll make the same effort at sharing. */ - if (t->bt == btIndirect || - t->bt == btStruct || - t->bt == btUnion || - t->bt == btEnum || - t->bt == btTypedef || - t->bt == btRange || - t->bt == btSet) { - char name[256], *pn; - - /* Try to cross reference this type */ - ax += cross_ref(ax, &tp, type_code, &pn, bigend); - /* reading .o file ? */ - if (UNSAFE_DATA_ADDR(tp)) - tp = init_type(type_code, 0, 0, (char *) NULL, - (struct objfile *) NULL); - /* SOMEONE OUGHT TO FIX DBXREAD TO DROP "STRUCT" */ - sprintf(name, fmt, pn); - - /* Usually, TYPE_CODE(tp) is already type_code. The main - exception is if we guessed wrong re struct/union/enum. */ - if (TYPE_CODE(tp) != type_code) { - complain (&bad_tag_guess_complaint, name); - TYPE_CODE(tp) = type_code; - } - if (TYPE_NAME(tp) == NULL || !STREQ (TYPE_NAME(tp), name)) - TYPE_NAME(tp) = obsavestring(name, strlen(name), - ¤t_objfile -> type_obstack); + /* All these types really point to some (common) MIPS type + definition, and only the type-qualifiers fully identify + them. We'll make the same effort at sharing. */ + if (t->bt == btIndirect || + t->bt == btStruct || + t->bt == btUnion || + t->bt == btEnum || + t->bt == btTypedef || + t->bt == btRange || + t->bt == btSet) + { + char name[256], *pn; + + /* Try to cross reference this type */ + ax += cross_ref (ax, &tp, type_code, &pn, bigend); + /* reading .o file ? */ + if (UNSAFE_DATA_ADDR (tp)) + tp = init_type (type_code, 0, 0, (char *) NULL, + (struct objfile *) NULL); + /* SOMEONE OUGHT TO FIX DBXREAD TO DROP "STRUCT" */ + sprintf (name, fmt, pn); + + /* Usually, TYPE_CODE(tp) is already type_code. The main + exception is if we guessed wrong re struct/union/enum. */ + if (TYPE_CODE (tp) != type_code) + { + complain (&bad_tag_guess_complaint, name); + TYPE_CODE (tp) = type_code; } + if (TYPE_NAME (tp) == NULL || !STREQ (TYPE_NAME (tp), name)) + TYPE_NAME (tp) = obsavestring (name, strlen (name), + ¤t_objfile->type_obstack); + } - /* Deal with range types */ - if (t->bt == btRange) { - TYPE_NFIELDS (tp) = 2; - TYPE_FIELDS (tp) = (struct field *) - TYPE_ALLOC (tp, 2 * sizeof (struct field)); - TYPE_FIELD_NAME (tp, 0) = obsavestring ("Low", strlen ("Low"), - ¤t_objfile -> type_obstack); - TYPE_FIELD_BITPOS (tp, 0) = AUX_GET_DNLOW (bigend, ax); - ax++; - TYPE_FIELD_NAME (tp, 1) = obsavestring ("High", strlen ("High"), - ¤t_objfile -> type_obstack); - TYPE_FIELD_BITPOS (tp, 1) = AUX_GET_DNHIGH (bigend, ax); - ax++; - } + /* Deal with range types */ + if (t->bt == btRange) + { + TYPE_NFIELDS (tp) = 2; + TYPE_FIELDS (tp) = ((struct field *) + TYPE_ALLOC (tp, 2 * sizeof (struct field))); + TYPE_FIELD_NAME (tp, 0) = obsavestring ("Low", strlen ("Low"), + ¤t_objfile->type_obstack); + TYPE_FIELD_BITPOS (tp, 0) = AUX_GET_DNLOW (bigend, ax); + ax++; + TYPE_FIELD_NAME (tp, 1) = obsavestring ("High", strlen ("High"), + ¤t_objfile->type_obstack); + TYPE_FIELD_BITPOS (tp, 1) = AUX_GET_DNHIGH (bigend, ax); + ax++; + } - /* Parse all the type qualifiers now. If there are more + /* Parse all the type qualifiers now. If there are more than 6 the game will continue in the next aux */ #define PARSE_TQ(tq) \ if (t->tq != tqNil) ax += upgrade_type(&tp, t->tq, ax, bigend); -again: PARSE_TQ(tq0); - PARSE_TQ(tq1); - PARSE_TQ(tq2); - PARSE_TQ(tq3); - PARSE_TQ(tq4); - PARSE_TQ(tq5); +again:PARSE_TQ (tq0); + PARSE_TQ (tq1); + PARSE_TQ (tq2); + PARSE_TQ (tq3); + PARSE_TQ (tq4); + PARSE_TQ (tq5); #undef PARSE_TQ - if (t->continued) { - tax++; - ecoff_swap_tir_in (bigend, &tax->a_ti, t); - goto again; - } - return tp; + if (t->continued) + { + tax++; + ecoff_swap_tir_in (bigend, &tax->a_ti, t); + goto again; + } + return tp; } /* Make up a complex type from a basic one. Type is passed by @@ -1524,93 +1581,96 @@ again: PARSE_TQ(tq0); Returns the number of aux symbols we parsed. */ static int -upgrade_type(tpp, tq, ax, bigend) - struct type **tpp; - int tq; - union aux_ext *ax; - int bigend; +upgrade_type (tpp, tq, ax, bigend) + struct type **tpp; + int tq; + union aux_ext *ax; + int bigend; { - int off; - struct type *t; - - /* Used in array processing */ - int rf, id; - FDR *fh; - struct type *range; - struct type *indx; - int lower, upper; - RNDXR rndx; - - switch (tq) { - case tqPtr: - t = lookup_pointer_type (*tpp); - *tpp = t; - return 0; - - case tqProc: - t = lookup_function_type (*tpp); - *tpp = t; - return 0; - - case tqArray: - off = 0; - - /* Determine and record the domain type (type of index) */ - ecoff_swap_rndx_in (bigend, ax, &rndx); - id = rndx.index; - rf = rndx.rfd; - if (rf == 0xfff) { - ax++; - rf = AUX_GET_ISYM (bigend, ax); - off++; - } - fh = get_rfd(cur_fd, rf); - - indx = parse_type (id + (union aux_ext *) fh->iauxBase, - (int *) NULL, bigend); - - /* Get the bounds, and create the array type. */ - ax++; - lower = AUX_GET_DNLOW (bigend, ax); - ax++; - upper = AUX_GET_DNHIGH (bigend, ax); - ax++; - rf = AUX_GET_WIDTH (bigend, ax); /* bit size of array element */ - - range = create_range_type ((struct type *) NULL, indx, - lower, upper); - - t = create_array_type ((struct type *) NULL, *tpp, range); - - /* Check whether supplied array element bit size matches - the known size of the element type. If this complaint - ends up not happening, we can remove this code. It's - here because we aren't sure we understand this *&%&$ - symbol format. */ - id = TYPE_LENGTH(TYPE_TARGET_TYPE(t)) << 3; /* bitsize */ - if (id == 0) { - /* Most likely an undefined type */ - id = rf; - TYPE_LENGTH(TYPE_TARGET_TYPE(t)) = id >> 3; - } - if (id != rf) - complain (&array_bitsize_complaint, rf); + int off; + struct type *t; + + /* Used in array processing */ + int rf, id; + FDR *fh; + struct type *range; + struct type *indx; + int lower, upper; + RNDXR rndx; + + switch (tq) + { + case tqPtr: + t = lookup_pointer_type (*tpp); + *tpp = t; + return 0; + + case tqProc: + t = lookup_function_type (*tpp); + *tpp = t; + return 0; + + case tqArray: + off = 0; + + /* Determine and record the domain type (type of index) */ + ecoff_swap_rndx_in (bigend, ax, &rndx); + id = rndx.index; + rf = rndx.rfd; + if (rf == 0xfff) + { + ax++; + rf = AUX_GET_ISYM (bigend, ax); + off++; + } + fh = get_rfd (cur_fd, rf); + + indx = parse_type (id + (union aux_ext *) fh->iauxBase, + (int *) NULL, bigend); + + /* Get the bounds, and create the array type. */ + ax++; + lower = AUX_GET_DNLOW (bigend, ax); + ax++; + upper = AUX_GET_DNHIGH (bigend, ax); + ax++; + rf = AUX_GET_WIDTH (bigend, ax); /* bit size of array element */ + + range = create_range_type ((struct type *) NULL, indx, + lower, upper); + + t = create_array_type ((struct type *) NULL, *tpp, range); + + /* Check whether supplied array element bit size matches + the known size of the element type. If this complaint + ends up not happening, we can remove this code. It's + here because we aren't sure we understand this *&%&$ + symbol format. */ + id = TYPE_LENGTH (TYPE_TARGET_TYPE (t)) << 3; /* bitsize */ + if (id == 0) + { + /* Most likely an undefined type */ + id = rf; + TYPE_LENGTH (TYPE_TARGET_TYPE (t)) = id >> 3; + } + if (id != rf) + complain (&array_bitsize_complaint, rf); - *tpp = t; - return 4 + off; + *tpp = t; + return 4 + off; - case tqVol: - /* Volatile -- currently ignored */ - return 0; + case tqVol: + /* Volatile -- currently ignored */ + return 0; - case tqConst: - /* Const -- currently ignored */ - return 0; + case tqConst: + /* Const -- currently ignored */ + return 0; - default: - complain (&unknown_type_qual_complaint, tq); - return 0; - } + default: + complain (&unknown_type_qual_complaint, tq); + return 0; + } } @@ -1624,61 +1684,65 @@ upgrade_type(tpp, tq, ax, bigend) static void parse_procedure (pr, bound, have_stabs) - PDR *pr; - int bound; - int have_stabs; + PDR *pr; + int bound; + int have_stabs; { - struct symbol *s, *i; - SYMR *sh = (SYMR*)pr->isym; - struct block *b; - struct mips_extra_func_info *e; - char *sh_name; - - /* Static procedure at address pr->adr. Sigh. */ - if (sh == (SYMR*)-1) { - complain (&pdr_static_symbol_complaint, pr->adr); - return; + struct symbol *s, *i; + SYMR *sh = (SYMR *) pr->isym; + struct block *b; + struct mips_extra_func_info *e; + char *sh_name; + + /* Static procedure at address pr->adr. Sigh. */ + if (sh == (SYMR *) - 1) + { + complain (&pdr_static_symbol_complaint, pr->adr); + return; + } + sh_name = (char *) sh->iss; + if (have_stabs) + s = lookup_symbol (sh_name, NULL, VAR_NAMESPACE, 0, NULL); + else + s = mylookup_symbol (sh_name, top_stack->cur_block, + VAR_NAMESPACE, LOC_BLOCK); + + if (s != 0) + { + b = SYMBOL_BLOCK_VALUE (s); } - sh_name = (char*)sh->iss; - if (have_stabs) - s = lookup_symbol(sh_name, NULL, VAR_NAMESPACE, 0, NULL); - else - s = mylookup_symbol(sh_name, top_stack->cur_block, - VAR_NAMESPACE, LOC_BLOCK); - - if (s != 0) { - b = SYMBOL_BLOCK_VALUE(s); - } else { - complain (&pdr_for_nonsymbol_complaint, sh_name); + else + { + complain (&pdr_for_nonsymbol_complaint, sh_name); #if 1 - return; + return; #else /* FIXME -- delete. We can't do symbol allocation now; it's all done. */ - s = new_symbol(sh_name); - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; - SYMBOL_CLASS(s) = LOC_BLOCK; - /* Donno its type, hope int is ok */ - SYMBOL_TYPE(s) = lookup_function_type (builtin_type_int); - add_symbol(s, top_stack->cur_block); - /* Wont have symbols for this one */ - b = new_block(2); - SYMBOL_BLOCK_VALUE(s) = b; - BLOCK_FUNCTION(b) = s; - BLOCK_START(b) = pr->adr; - BLOCK_END(b) = bound; - BLOCK_SUPERBLOCK(b) = top_stack->cur_block; - add_block(b, top_stack->cur_st); + s = new_symbol (sh_name); + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; + SYMBOL_CLASS (s) = LOC_BLOCK; + /* Donno its type, hope int is ok */ + SYMBOL_TYPE (s) = lookup_function_type (builtin_type_int); + add_symbol (s, top_stack->cur_block); + /* Wont have symbols for this one */ + b = new_block (2); + SYMBOL_BLOCK_VALUE (s) = b; + BLOCK_FUNCTION (b) = s; + BLOCK_START (b) = pr->adr; + BLOCK_END (b) = bound; + BLOCK_SUPERBLOCK (b) = top_stack->cur_block; + add_block (b, top_stack->cur_st); #endif } - i = mylookup_symbol(MIPS_EFI_SYMBOL_NAME, b, LABEL_NAMESPACE, LOC_CONST); + i = mylookup_symbol (MIPS_EFI_SYMBOL_NAME, b, LABEL_NAMESPACE, LOC_CONST); - if (i) - { - e = (struct mips_extra_func_info *)SYMBOL_VALUE(i); - e->pdr = *pr; - e->pdr.isym = (long)s; - } + if (i) + { + e = (struct mips_extra_func_info *) SYMBOL_VALUE (i); + e->pdr = *pr; + e->pdr.isym = (long) s; + } } /* Parse the external symbol ES. Just call parse_symbol() after @@ -1691,60 +1755,77 @@ parse_procedure (pr, bound, have_stabs) This routine clobbers top_stack->cur_block and ->cur_st. */ static void -parse_external(es, skip_procedures, bigend) - EXTR *es; - int skip_procedures; - int bigend; +parse_external (es, skip_procedures, bigend) + EXTR *es; + int skip_procedures; + int bigend; { - union aux_ext *ax; - - if (es->ifd != ifdNil) { - cur_fd = es->ifd; - cur_fdr = (FDR*)(cur_hdr->cbFdOffset) + cur_fd; - ax = (union aux_ext *)cur_fdr->iauxBase; - } else { - cur_fdr = (FDR*)(cur_hdr->cbFdOffset); - ax = 0; - } + union aux_ext *ax; - /* Reading .o files */ - if (es->asym.sc == scUndefined || es->asym.sc == scNil) { - char *what; - switch (es->asym.st) { - case stStaticProc: - case stProc: what = "procedure"; n_undef_procs++; break; - case stGlobal: what = "variable"; n_undef_vars++; break; - case stLabel: what = "label"; n_undef_labels++; break; - default : what = "symbol"; break; - } - n_undef_symbols++; - /* FIXME: Turn this into a complaint? */ - if (info_verbose) - printf_filtered("Warning: %s `%s' is undefined (in %s)\n", - what, es->asym.iss, fdr_name((char *)cur_fdr->rss)); - return; - } + if (es->ifd != ifdNil) + { + cur_fd = es->ifd; + cur_fdr = (FDR *) (cur_hdr->cbFdOffset) + cur_fd; + ax = (union aux_ext *) cur_fdr->iauxBase; + } + else + { + cur_fdr = (FDR *) (cur_hdr->cbFdOffset); + ax = 0; + } - switch (es->asym.st) { + /* Reading .o files */ + if (es->asym.sc == scUndefined || es->asym.sc == scNil) + { + char *what; + switch (es->asym.st) + { + case stStaticProc: case stProc: - /* If we have full symbols we do not need more */ - if (skip_procedures) - return; - if (mylookup_symbol ((char *)es->asym.iss, top_stack->cur_block, - VAR_NAMESPACE, LOC_BLOCK)) - break; - /* fall through */ + what = "procedure"; + n_undef_procs++; + break; case stGlobal: + what = "variable"; + n_undef_vars++; + break; case stLabel: - /* + what = "label"; + n_undef_labels++; + break; + default: + what = "symbol"; + break; + } + n_undef_symbols++; + /* FIXME: Turn this into a complaint? */ + if (info_verbose) + printf_filtered ("Warning: %s `%s' is undefined (in %s)\n", + what, es->asym.iss, fdr_name ((char *) cur_fdr->rss)); + return; + } + + switch (es->asym.st) + { + case stProc: + /* If we have full symbols we do not need more */ + if (skip_procedures) + return; + if (mylookup_symbol ((char *) es->asym.iss, top_stack->cur_block, + VAR_NAMESPACE, LOC_BLOCK)) + break; + /* fall through */ + case stGlobal: + case stLabel: + /* * Note that the case of a symbol with indexNil * must be handled anyways by parse_symbol(). */ - parse_symbol(&es->asym, ax, bigend); - break; - default: - break; - } + parse_symbol (&es->asym, ax, bigend); + break; + default: + break; + } } /* Parse the line number info for file descriptor FH into @@ -1754,63 +1835,67 @@ parse_external(es, skip_procedures, bigend) with that and do not need to reorder our linetables */ static void -parse_lines(fh, lt) - FDR *fh; - struct linetable *lt; +parse_lines (fh, lt) + FDR *fh; + struct linetable *lt; { - unsigned char *base = (unsigned char*)fh->cbLineOffset; - int j, k; - int delta, count, lineno = 0; - PDR *pr; - - if (base == 0) - return; - - /* Scan by procedure descriptors */ - j = 0, k = 0; - for (pr = (PDR*)IPDFIRST(cur_hdr,fh); j < fh->cpd; j++, pr++) { - int l, halt; - - /* No code for this one */ - if (pr->iline == ilineNil || - pr->lnLow == -1 || pr->lnHigh == -1) - continue; - /* - * Aurgh! To know where to stop expanding we - * must look-ahead. - */ - for (l = 1; l < (fh->cpd - j); l++) - if (pr[l].iline != -1) - break; - if (l == (fh->cpd - j)) - halt = fh->cline; - else - halt = pr[l].iline; - /* - * When procedures are moved around the linenumbers - * are attributed to the next procedure up - */ - if (pr->iline >= halt) continue; - - base = (unsigned char*)pr->cbLineOffset; - l = pr->adr >> 2; /* in words */ - halt += (pr->adr >> 2) - pr->iline; - for (lineno = pr->lnLow; l < halt;) { - count = *base & 0x0f; - delta = *base++ >> 4; - if (delta >= 8) - delta -= 16; - if (delta == -8) { - delta = (base[0] << 8) | base[1]; - if (delta >= 0x8000) - delta -= 0x10000; - base += 2; - } - lineno += delta;/* first delta is 0 */ - k = add_line(lt, lineno, l, k); - l += count + 1; - } + unsigned char *base = (unsigned char *) fh->cbLineOffset; + int j, k; + int delta, count, lineno = 0; + PDR *pr; + + if (base == 0) + return; + + /* Scan by procedure descriptors */ + j = 0, k = 0; + for (pr = (PDR *) IPDFIRST (cur_hdr, fh); j < fh->cpd; j++, pr++) + { + int l, halt; + + /* No code for this one */ + if (pr->iline == ilineNil || + pr->lnLow == -1 || pr->lnHigh == -1) + continue; + /* + * Aurgh! To know where to stop expanding we + * must look-ahead. + */ + for (l = 1; l < (fh->cpd - j); l++) + if (pr[l].iline != -1) + break; + if (l == (fh->cpd - j)) + halt = fh->cline; + else + halt = pr[l].iline; + /* + * When procedures are moved around the linenumbers + * are attributed to the next procedure up + */ + if (pr->iline >= halt) + continue; + + base = (unsigned char *) pr->cbLineOffset; + l = pr->adr >> 2; /* in words */ + halt += (pr->adr >> 2) - pr->iline; + for (lineno = pr->lnLow; l < halt;) + { + count = *base & 0x0f; + delta = *base++ >> 4; + if (delta >= 8) + delta -= 16; + if (delta == -8) + { + delta = (base[0] << 8) | base[1]; + if (delta >= 0x8000) + delta -= 0x10000; + base += 2; + } + lineno += delta; /* first delta is 0 */ + k = add_line (lt, lineno, l, k); + l += count + 1; } + } } /* Master parsing procedure for first-pass reading of file symbols @@ -1826,46 +1911,46 @@ parse_partial_symbols (end_of_text_seg, objfile, section_offsets) struct objfile *objfile; struct section_offsets *section_offsets; { - int f_idx, s_idx; - HDRR *hdr = cur_hdr; - /* Running pointers */ - FDR *fh; - register EXTR *esh; - register SYMR *sh; - struct partial_symtab *pst; - - int past_first_source_file = 0; - - /* List of current psymtab's include files */ - char **psymtab_include_list; - int includes_allocated; - int includes_used; - EXTR **extern_tab; - struct pst_map * fdr_to_pst; - /* Index within current psymtab dependency list */ - struct partial_symtab **dependency_list; - int dependencies_used, dependencies_allocated; - struct cleanup *old_chain; - char *name; - - extern_tab = (EXTR**)obstack_alloc (&objfile->psymbol_obstack, - sizeof(EXTR *) * hdr->iextMax); - - includes_allocated = 30; - includes_used = 0; - psymtab_include_list = (char **) alloca (includes_allocated * - sizeof (char *)); - next_symbol_text_func = mips_next_symbol_text; - - dependencies_allocated = 30; - dependencies_used = 0; - dependency_list = - (struct partial_symtab **) alloca (dependencies_allocated * - sizeof (struct partial_symtab *)); - - last_source_file = NULL; - - /* + int f_idx, s_idx; + HDRR *hdr = cur_hdr; + /* Running pointers */ + FDR *fh; + register EXTR *esh; + register SYMR *sh; + struct partial_symtab *pst; + + int past_first_source_file = 0; + + /* List of current psymtab's include files */ + char **psymtab_include_list; + int includes_allocated; + int includes_used; + EXTR **extern_tab; + struct pst_map *fdr_to_pst; + /* Index within current psymtab dependency list */ + struct partial_symtab **dependency_list; + int dependencies_used, dependencies_allocated; + struct cleanup *old_chain; + char *name; + + extern_tab = (EXTR **) obstack_alloc (&objfile->psymbol_obstack, + sizeof (EXTR *) * hdr->iextMax); + + includes_allocated = 30; + includes_used = 0; + psymtab_include_list = (char **) alloca (includes_allocated * + sizeof (char *)); + next_symbol_text_func = mips_next_symbol_text; + + dependencies_allocated = 30; + dependencies_used = 0; + dependency_list = + (struct partial_symtab **) alloca (dependencies_allocated * + sizeof (struct partial_symtab *)); + + last_source_file = NULL; + + /* * Big plan: * * Only parse the Local and External symbols, and the Relative FDR. @@ -1874,120 +1959,133 @@ parse_partial_symbols (end_of_text_seg, objfile, section_offsets) * look at. (XXX) */ - max_gdbinfo = 0; - max_glevel = MIN_GLEVEL; - - /* Allocate the map FDR -> PST. - Minor hack: -O3 images might claim some global data belongs - to FDR -1. We`ll go along with that */ - fdr_to_pst = (struct pst_map *)xzalloc((hdr->ifdMax+1) * sizeof *fdr_to_pst); - old_chain = make_cleanup (free, fdr_to_pst); - fdr_to_pst++; + max_gdbinfo = 0; + max_glevel = MIN_GLEVEL; + + /* Allocate the map FDR -> PST. + Minor hack: -O3 images might claim some global data belongs + to FDR -1. We`ll go along with that */ + fdr_to_pst = (struct pst_map *) xzalloc ((hdr->ifdMax + 1) * sizeof *fdr_to_pst); + old_chain = make_cleanup (free, fdr_to_pst); + fdr_to_pst++; + { + struct partial_symtab *pst = new_psymtab ("", objfile); + fdr_to_pst[-1].pst = pst; + FDR_IDX (pst) = -1; + } + + /* Pass 1 over external syms: Presize and partition the list */ + for (s_idx = 0; s_idx < hdr->iextMax; s_idx++) { - struct partial_symtab * pst = new_psymtab("", objfile); - fdr_to_pst[-1].pst = pst; - FDR_IDX(pst) = -1; + esh = (EXTR *) (hdr->cbExtOffset) + s_idx; + fdr_to_pst[esh->ifd].n_globals++; } - /* Pass 1 over external syms: Presize and partition the list */ - for (s_idx = 0; s_idx < hdr->iextMax; s_idx++) { - esh = (EXTR *) (hdr->cbExtOffset) + s_idx; - fdr_to_pst[esh->ifd].n_globals++; - } - - /* Pass 1.5 over files: partition out global symbol space */ - s_idx = 0; - for (f_idx = -1; f_idx < hdr->ifdMax; f_idx++) { - fdr_to_pst[f_idx].globals_offset = s_idx; - s_idx += fdr_to_pst[f_idx].n_globals; - fdr_to_pst[f_idx].n_globals = 0; + /* Pass 1.5 over files: partition out global symbol space */ + s_idx = 0; + for (f_idx = -1; f_idx < hdr->ifdMax; f_idx++) + { + fdr_to_pst[f_idx].globals_offset = s_idx; + s_idx += fdr_to_pst[f_idx].n_globals; + fdr_to_pst[f_idx].n_globals = 0; } - /* Pass 2 over external syms: fill in external symbols */ - for (s_idx = 0; s_idx < hdr->iextMax; s_idx++) { - enum minimal_symbol_type ms_type = mst_text; - esh = (EXTR *) (hdr->cbExtOffset) + s_idx; + /* Pass 2 over external syms: fill in external symbols */ + for (s_idx = 0; s_idx < hdr->iextMax; s_idx++) + { + enum minimal_symbol_type ms_type = mst_text; + esh = (EXTR *) (hdr->cbExtOffset) + s_idx; - extern_tab[fdr_to_pst[esh->ifd].globals_offset - + fdr_to_pst[esh->ifd].n_globals++] = esh; + extern_tab[fdr_to_pst[esh->ifd].globals_offset + + fdr_to_pst[esh->ifd].n_globals++] = esh; - if (esh->asym.sc == scUndefined || esh->asym.sc == scNil) - continue; + if (esh->asym.sc == scUndefined || esh->asym.sc == scNil) + continue; - switch (esh->asym.st) { + switch (esh->asym.st) + { case stProc: - break; + break; case stGlobal: - ms_type = mst_data; - break; + ms_type = mst_data; + break; case stLabel: - break; + break; default: - ms_type = mst_unknown; - complain (&unknown_ext_complaint, esh->asym.iss); + ms_type = mst_unknown; + complain (&unknown_ext_complaint, esh->asym.iss); } - name = (char *)esh->asym.iss; - prim_record_minimal_symbol (name, esh->asym.value, ms_type); + name = (char *) esh->asym.iss; + prim_record_minimal_symbol (name, esh->asym.value, ms_type); } - /* Pass 3 over files, over local syms: fill in static symbols */ - for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++) { - struct partial_symtab *save_pst; - EXTR **ext_ptr; + /* Pass 3 over files, over local syms: fill in static symbols */ + for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++) + { + struct partial_symtab *save_pst; + EXTR **ext_ptr; - cur_fdr = fh = f_idx + (FDR *)(cur_hdr->cbFdOffset); + cur_fdr = fh = f_idx + (FDR *) (cur_hdr->cbFdOffset); - if (fh->csym == 0) { - fdr_to_pst[f_idx].pst = NULL; - continue; + if (fh->csym == 0) + { + fdr_to_pst[f_idx].pst = NULL; + continue; } - pst = start_psymtab_common (objfile, section_offsets, (char*)fh->rss, - fh->cpd ? fh->adr : 0, - objfile->global_psymbols.next, - objfile->static_psymbols.next); - pst->read_symtab_private = (char *) - obstack_alloc (&objfile->psymbol_obstack, sizeof (struct symloc)); - - save_pst = pst; - /* Make everything point to everything. */ - FDR_IDX(pst) = f_idx; - fdr_to_pst[f_idx].pst = pst; - fh->ioptBase = (int)pst; - - CUR_HDR(pst) = cur_hdr; - - /* The way to turn this into a symtab is to call... */ - pst->read_symtab = mipscoff_psymtab_to_symtab; - - pst->texthigh = pst->textlow; - - /* For stabs-in-ecoff files, the second symbol must be @stab. - This symbol is emitted by mips-tfile to signal - that the current object file uses encapsulated stabs - instead of mips ecoff for local symbols. - (It is the second symbol because the first symbol is - the stFile used to signal the start of a file). */ - if (fh->csym >= 2 - && STREQ((char *)(((SYMR *)fh->isymBase)[1].iss), stabs_symbol)) { - processing_gcc_compilation = 2; - for (cur_sdx = 2; cur_sdx < fh->csym; cur_sdx++) { - int type_code; - char *namestring; - sh = cur_sdx + (SYMR *) fh->isymBase; - type_code = MIPS_UNMARK_STAB(sh->index); - if (!MIPS_IS_STAB(sh)) { - if (sh->st == stProc || sh->st == stStaticProc) { - long procaddr = sh->value; - sh = AUX_GET_ISYM (fh->fBigendian, - sh->index + (union aux_ext *)(fh->iauxBase)) - + (SYMR *) fh->isymBase - 1; - if (sh->st == stEnd) { - long high = procaddr + sh->value; - if (high > pst->texthigh) - pst->texthigh = high; + pst = start_psymtab_common (objfile, section_offsets, (char *) fh->rss, + fh->cpd ? fh->adr : 0, + objfile->global_psymbols.next, + objfile->static_psymbols.next); + pst->read_symtab_private = ((char *) + obstack_alloc (&objfile->psymbol_obstack, + sizeof (struct symloc))); + + save_pst = pst; + /* Make everything point to everything. */ + FDR_IDX (pst) = f_idx; + fdr_to_pst[f_idx].pst = pst; + fh->ioptBase = (int) pst; + + CUR_HDR (pst) = cur_hdr; + + /* The way to turn this into a symtab is to call... */ + pst->read_symtab = mipscoff_psymtab_to_symtab; + + pst->texthigh = pst->textlow; + + /* For stabs-in-ecoff files, the second symbol must be @stab. + This symbol is emitted by mips-tfile to signal + that the current object file uses encapsulated stabs + instead of mips ecoff for local symbols. + (It is the second symbol because the first symbol is + the stFile used to signal the start of a file). */ + if (fh->csym >= 2 + && STREQ ((char *) (((SYMR *) fh->isymBase)[1].iss), stabs_symbol)) + { + processing_gcc_compilation = 2; + for (cur_sdx = 2; cur_sdx < fh->csym; cur_sdx++) + { + int type_code; + char *namestring; + sh = cur_sdx + (SYMR *) fh->isymBase; + type_code = MIPS_UNMARK_STAB (sh->index); + if (!MIPS_IS_STAB (sh)) + { + if (sh->st == stProc || sh->st == stStaticProc) + { + long procaddr = sh->value; + sh = (AUX_GET_ISYM (fh->fBigendian, + (sh->index + + (union aux_ext *) (fh->iauxBase))) + + (SYMR *) fh->isymBase - 1); + if (sh->st == stEnd) + { + long high = procaddr + sh->value; + if (high > pst->texthigh) + pst->texthigh = high; } } - continue; + continue; } #define SET_NAMESTRING() namestring = (char*)sh->iss #define CUR_SYMBOL_TYPE type_code @@ -2000,214 +2098,228 @@ parse_partial_symbols (end_of_text_seg, objfile, section_offsets) #include "partial-stab.h" } } - else { - processing_gcc_compilation = 0; - for (cur_sdx = 0; cur_sdx < fh->csym; ) { - char *name; - enum address_class class; - sh = cur_sdx + (SYMR *) fh->isymBase; - - if (MIPS_IS_STAB(sh)) { - cur_sdx++; - continue; + else + { + processing_gcc_compilation = 0; + for (cur_sdx = 0; cur_sdx < fh->csym;) + { + char *name; + enum address_class class; + sh = cur_sdx + (SYMR *) fh->isymBase; + + if (MIPS_IS_STAB (sh)) + { + cur_sdx++; + continue; } - if (sh->sc == scUndefined || sh->sc == scNil || - sh->index == 0xfffff) { - /* FIXME, premature? */ - cur_sdx++; - continue; + if (sh->sc == scUndefined || sh->sc == scNil || + sh->index == 0xfffff) + { + /* FIXME, premature? */ + cur_sdx++; + continue; } - name = (char *)(sh->iss); - - switch (sh->st) { - long high; - long procaddr; - int new_sdx; - - case stProc: /* Asm labels apparently */ - case stStaticProc: /* Function */ - ADD_PSYMBOL_TO_LIST(name, strlen(name), - VAR_NAMESPACE, LOC_BLOCK, - objfile->static_psymbols, sh->value, - psymtab_language, objfile); - /* Skip over procedure to next one. */ - if (sh->index >= hdr->iauxMax) - { - /* Should not happen, but does when cross-compiling - with the MIPS compiler. FIXME -- pull later. */ - complain (&index_complaint, name); - new_sdx = cur_sdx+1; /* Don't skip at all */ - } - else - new_sdx = AUX_GET_ISYM (fh->fBigendian, - sh->index + (union aux_ext *)fh->iauxBase); - procaddr = sh->value; - - if (new_sdx <= cur_sdx) - { - /* This should not happen either... FIXME. */ - complain (&aux_index_complaint, name); - new_sdx = cur_sdx + 1; /* Don't skip backward */ - } - - cur_sdx = new_sdx; - sh = cur_sdx + (SYMR *) fh->isymBase - 1; - if (sh->st != stEnd) - continue; - high = procaddr + sh->value; - if (high > pst->texthigh) - pst->texthigh = high; - continue; + name = (char *) (sh->iss); - case stStatic: /* Variable */ - class = LOC_STATIC; - break; - - case stTypedef: /* Typedef */ - class = LOC_TYPEDEF; - break; - - case stConstant: /* Constant decl */ - class = LOC_CONST; - break; - - case stUnion: - case stStruct: - case stEnum: - case stBlock: /* { }, str, un, enum*/ - if (sh->sc == scInfo) { - ADD_PSYMBOL_TO_LIST(name, strlen(name), - STRUCT_NAMESPACE, LOC_TYPEDEF, - objfile->static_psymbols, - sh->value, - psymtab_language, objfile); + switch (sh->st) + { + long high; + long procaddr; + int new_sdx; + + case stProc: /* Asm labels apparently */ + case stStaticProc: /* Function */ + ADD_PSYMBOL_TO_LIST (name, strlen (name), + VAR_NAMESPACE, LOC_BLOCK, + objfile->static_psymbols, sh->value, + psymtab_language, objfile); + /* Skip over procedure to next one. */ + if (sh->index >= hdr->iauxMax) + { + /* Should not happen, but does when cross-compiling + with the MIPS compiler. FIXME -- pull later. */ + complain (&index_complaint, name); + new_sdx = cur_sdx + 1; /* Don't skip at all */ + } + else + new_sdx = AUX_GET_ISYM (fh->fBigendian, + sh->index + (union aux_ext *) fh->iauxBase); + procaddr = sh->value; + + if (new_sdx <= cur_sdx) + { + /* This should not happen either... FIXME. */ + complain (&aux_index_complaint, name); + new_sdx = cur_sdx + 1; /* Don't skip backward */ } - /* Skip over the block */ - new_sdx = sh->index; - if (new_sdx <= cur_sdx) - { - /* This happens with the Ultrix kernel. */ - complain (&block_index_complaint, name); - new_sdx = cur_sdx + 1; /* Don't skip backward */ - } - cur_sdx = new_sdx; - continue; - case stFile: /* File headers */ - case stLabel: /* Labels */ - case stEnd: /* Ends of files */ - goto skip; - - case stLocal: /* Local variables */ - /* Normally these are skipped because we skip over - all blocks we see. However, these can occur - as visible symbols in a .h file that contains code. */ - goto skip; - - default: - /* Both complaints are valid: one gives symbol name, - the other the offending symbol type. */ - complain (&unknown_sym_complaint, sh->iss); - complain (&unknown_st_complaint, sh->st); - cur_sdx++; + cur_sdx = new_sdx; + sh = cur_sdx + (SYMR *) fh->isymBase - 1; + if (sh->st != stEnd) continue; + high = procaddr + sh->value; + if (high > pst->texthigh) + pst->texthigh = high; + continue; + + case stStatic: /* Variable */ + class = LOC_STATIC; + break; + + case stTypedef:/* Typedef */ + class = LOC_TYPEDEF; + break; + + case stConstant: /* Constant decl */ + class = LOC_CONST; + break; + + case stUnion: + case stStruct: + case stEnum: + case stBlock: /* { }, str, un, enum*/ + if (sh->sc == scInfo) + { + ADD_PSYMBOL_TO_LIST (name, strlen (name), + STRUCT_NAMESPACE, LOC_TYPEDEF, + objfile->static_psymbols, + sh->value, + psymtab_language, objfile); + } + /* Skip over the block */ + new_sdx = sh->index; + if (new_sdx <= cur_sdx) + { + /* This happens with the Ultrix kernel. */ + complain (&block_index_complaint, name); + new_sdx = cur_sdx + 1; /* Don't skip backward */ + } + cur_sdx = new_sdx; + continue; + + case stFile: /* File headers */ + case stLabel: /* Labels */ + case stEnd: /* Ends of files */ + goto skip; + + case stLocal: /* Local variables */ + /* Normally these are skipped because we skip over + all blocks we see. However, these can occur + as visible symbols in a .h file that contains code. */ + goto skip; + + default: + /* Both complaints are valid: one gives symbol name, + the other the offending symbol type. */ + complain (&unknown_sym_complaint, sh->iss); + complain (&unknown_st_complaint, sh->st); + cur_sdx++; + continue; } - /* Use this gdb symbol */ - ADD_PSYMBOL_TO_LIST(name, strlen(name), - VAR_NAMESPACE, class, - objfile->static_psymbols, sh->value, - psymtab_language, objfile); - skip: - cur_sdx++; /* Go to next file symbol */ + /* Use this gdb symbol */ + ADD_PSYMBOL_TO_LIST (name, strlen (name), + VAR_NAMESPACE, class, + objfile->static_psymbols, sh->value, + psymtab_language, objfile); + skip: + cur_sdx++; /* Go to next file symbol */ } - /* Now do enter the external symbols. */ - ext_ptr = &extern_tab[fdr_to_pst[f_idx].globals_offset]; - cur_sdx = fdr_to_pst[f_idx].n_globals; - PST_PRIVATE(save_pst)->extern_count = cur_sdx; - PST_PRIVATE(save_pst)->extern_tab = ext_ptr; - for (; --cur_sdx >= 0; ext_ptr++) { - register struct partial_symbol *psym; - enum address_class class; - - if ((*ext_ptr)->ifd != f_idx) - abort(); - sh = &(*ext_ptr)->asym; - switch (sh->st) { - case stProc: - class = LOC_BLOCK; - break; - case stLabel: - class = LOC_LABEL; - break; - default: - complain (&unknown_ext_complaint, sh->iss); - /* Fall through, pretend it's global. */ - case stGlobal: - class = LOC_STATIC; - break; + /* Now do enter the external symbols. */ + ext_ptr = &extern_tab[fdr_to_pst[f_idx].globals_offset]; + cur_sdx = fdr_to_pst[f_idx].n_globals; + PST_PRIVATE (save_pst)->extern_count = cur_sdx; + PST_PRIVATE (save_pst)->extern_tab = ext_ptr; + for (; --cur_sdx >= 0; ext_ptr++) + { + register struct partial_symbol *psym; + enum address_class class; + + if ((*ext_ptr)->ifd != f_idx) + abort (); + sh = &(*ext_ptr)->asym; + switch (sh->st) + { + case stProc: + class = LOC_BLOCK; + break; + case stLabel: + class = LOC_LABEL; + break; + default: + complain (&unknown_ext_complaint, sh->iss); + /* Fall through, pretend it's global. */ + case stGlobal: + class = LOC_STATIC; + break; } - if (objfile->global_psymbols.next >= - objfile->global_psymbols.list + objfile->global_psymbols.size) - extend_psymbol_list (&objfile->global_psymbols, objfile); - psym = objfile->global_psymbols.next++; - SYMBOL_NAME (psym) = (char*)sh->iss; - SYMBOL_NAMESPACE (psym) = VAR_NAMESPACE; - SYMBOL_CLASS (psym) = class; - SYMBOL_VALUE_ADDRESS (psym) = (CORE_ADDR)sh->value; + if (objfile->global_psymbols.next >= + objfile->global_psymbols.list + objfile->global_psymbols.size) + extend_psymbol_list (&objfile->global_psymbols, objfile); + psym = objfile->global_psymbols.next++; + SYMBOL_NAME (psym) = (char *) sh->iss; + SYMBOL_NAMESPACE (psym) = VAR_NAMESPACE; + SYMBOL_CLASS (psym) = class; + SYMBOL_VALUE_ADDRESS (psym) = (CORE_ADDR) sh->value; } } - end_psymtab (save_pst, psymtab_include_list, includes_used, - -1, save_pst->texthigh, - dependency_list, dependencies_used); - if (objfile -> ei.entry_point >= save_pst->textlow && - objfile -> ei.entry_point < save_pst->texthigh) - { - objfile -> ei.entry_file_lowpc = save_pst->textlow; - objfile -> ei.entry_file_highpc = save_pst->texthigh; - } + end_psymtab (save_pst, psymtab_include_list, includes_used, + -1, save_pst->texthigh, + dependency_list, dependencies_used); + if (objfile->ei.entry_point >= save_pst->textlow && + objfile->ei.entry_point < save_pst->texthigh) + { + objfile->ei.entry_file_lowpc = save_pst->textlow; + objfile->ei.entry_file_highpc = save_pst->texthigh; + } } - /* Mark the last code address, and remember it for later */ - hdr->cbDnOffset = end_of_text_seg; - - /* Now scan the FDRs for dependencies */ - for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++) { - int s_id0 = 0; - fh = f_idx + (FDR *)(cur_hdr->cbFdOffset); - pst = fdr_to_pst[f_idx].pst; - - /* This should catch stabs-in-ecoff. */ - if (fh->crfd <= 1) - continue; - - if (fh->cpd == 0) { /* If there are no functions defined here ... */ - /* ...then presumably a .h file: drop reverse depends .h->.c */ - for (; s_id0 < fh->crfd; s_id0++) { - RFDT *rh = (RFDT *) (fh->rfdBase) + s_id0; - if (*rh == f_idx) { - s_id0++; /* Skip self-dependency */ - break; - } + /* Mark the last code address, and remember it for later */ + hdr->cbDnOffset = end_of_text_seg; + + /* Now scan the FDRs for dependencies */ + for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++) + { + int s_id0 = 0; + fh = f_idx + (FDR *) (cur_hdr->cbFdOffset); + pst = fdr_to_pst[f_idx].pst; + + /* This should catch stabs-in-ecoff. */ + if (fh->crfd <= 1) + continue; + + if (fh->cpd == 0) + { /* If there are no functions defined here ... */ + /* ...then presumably a .h file: drop reverse depends .h->.c */ + for (; s_id0 < fh->crfd; s_id0++) + { + RFDT *rh = (RFDT *) (fh->rfdBase) + s_id0; + if (*rh == f_idx) + { + s_id0++; /* Skip self-dependency */ + break; } + } } - pst->number_of_dependencies = fh->crfd - s_id0; - pst->dependencies = (struct partial_symtab **) - obstack_alloc (&objfile->psymbol_obstack, - pst->number_of_dependencies * - sizeof (struct partial_symtab *)); - for (s_idx = s_id0; s_idx < fh->crfd; s_idx++) { - RFDT *rh = (RFDT *) (fh->rfdBase) + s_idx; - if (*rh < 0 || *rh >= hdr->ifdMax) - complain(&bad_file_number_complaint, *rh); - else - pst->dependencies[s_idx-s_id0] = fdr_to_pst[*rh].pst; + pst->number_of_dependencies = fh->crfd - s_id0; + pst->dependencies = + ((struct partial_symtab **) + obstack_alloc (&objfile->psymbol_obstack, + (pst->number_of_dependencies + * sizeof (struct partial_symtab *)))); + for (s_idx = s_id0; s_idx < fh->crfd; s_idx++) + { + RFDT *rh = (RFDT *) (fh->rfdBase) + s_idx; + if (*rh < 0 || *rh >= hdr->ifdMax) + complain (&bad_file_number_complaint, *rh); + else + pst->dependencies[s_idx - s_id0] = fdr_to_pst[*rh].pst; } } - do_cleanups (old_chain); + do_cleanups (old_chain); } @@ -2218,75 +2330,83 @@ parse_partial_symbols (end_of_text_seg, objfile, section_offsets) of recursion we are called (to pretty up debug traces) */ static struct partial_symtab * -parse_fdr(f_idx, lev, objfile) - int f_idx; - int lev; - struct objfile *objfile; +parse_fdr (f_idx, lev, objfile) + int f_idx; + int lev; + struct objfile *objfile; { - register FDR *fh; - register struct partial_symtab *pst; - int s_idx, s_id0; - - fh = (FDR *) (cur_hdr->cbFdOffset) + f_idx; - - /* Use this to indicate into which symtab this file was parsed */ - if (fh->ioptBase) - return (struct partial_symtab *) fh->ioptBase; - - /* Debuggability level */ - if (compare_glevel(max_glevel, fh->glevel) < 0) - max_glevel = fh->glevel; - - /* Make a new partial_symtab */ - pst = new_psymtab(fh->rss, objfile); - if (fh->cpd == 0){ - pst->textlow = 0; - pst->texthigh = 0; - } else { - pst->textlow = fh->adr; - pst->texthigh = fh->cpd; /* To be fixed later */ - } + register FDR *fh; + register struct partial_symtab *pst; + int s_idx, s_id0; - /* Make everything point to everything. */ - FDR_IDX(pst) = f_idx; - fdr_to_pst[f_idx].pst = pst; - fh->ioptBase = (int)pst; - - /* Analyze its dependencies */ - if (fh->crfd <= 1) - return pst; - - s_id0 = 0; - if (fh->cpd == 0) { /* If there are no functions defined here ... */ - /* ...then presumably a .h file: drop reverse depends .h->.c */ - for (; s_id0 < fh->crfd; s_id0++) { - RFDT *rh = (RFDT *) (fh->rfdBase) + s_id0; - if (*rh == f_idx) { - s_id0++; /* Skip self-dependency */ - break; - } - } - } - pst->number_of_dependencies = fh->crfd - s_id0; - pst->dependencies = (struct partial_symtab **) - obstack_alloc (&objfile->psymbol_obstack, - pst->number_of_dependencies * - sizeof (struct partial_symtab *)); - for (s_idx = s_id0; s_idx < fh->crfd; s_idx++) { - RFDT *rh = (RFDT *) (fh->rfdBase) + s_idx; - - pst->dependencies[s_idx-s_id0] = parse_fdr(*rh, lev+1, objfile); + fh = (FDR *) (cur_hdr->cbFdOffset) + f_idx; + + /* Use this to indicate into which symtab this file was parsed */ + if (fh->ioptBase) + return (struct partial_symtab *) fh->ioptBase; + + /* Debuggability level */ + if (compare_glevel (max_glevel, fh->glevel) < 0) + max_glevel = fh->glevel; + + /* Make a new partial_symtab */ + pst = new_psymtab (fh->rss, objfile); + if (fh->cpd == 0) + { + pst->textlow = 0; + pst->texthigh = 0; + } + else + { + pst->textlow = fh->adr; + pst->texthigh = fh->cpd; /* To be fixed later */ + } + + /* Make everything point to everything. */ + FDR_IDX (pst) = f_idx; + fdr_to_pst[f_idx].pst = pst; + fh->ioptBase = (int) pst; + + /* Analyze its dependencies */ + if (fh->crfd <= 1) + return pst; + + s_id0 = 0; + if (fh->cpd == 0) + { /* If there are no functions defined here ... */ + /* ...then presumably a .h file: drop reverse depends .h->.c */ + for (; s_id0 < fh->crfd; s_id0++) + { + RFDT *rh = (RFDT *) (fh->rfdBase) + s_id0; + if (*rh == f_idx) + { + s_id0++; /* Skip self-dependency */ + break; + } } + } + pst->number_of_dependencies = fh->crfd - s_id0; + pst->dependencies = ((struct partial_symtab **) + obstack_alloc (&objfile->psymbol_obstack, + (pst->number_of_dependencies + * sizeof (struct partial_symtab *)))); + for (s_idx = s_id0; s_idx < fh->crfd; s_idx++) + { + RFDT *rh = (RFDT *) (fh->rfdBase) + s_idx; + + pst->dependencies[s_idx - s_id0] = parse_fdr (*rh, lev + 1, objfile); + } - return pst; + return pst; } + #endif -static char* +static char * mips_next_symbol_text () { - cur_sdx++; - return (char*)((SYMR *)cur_fdr->isymBase)[cur_sdx].iss; + cur_sdx++; + return (char *) ((SYMR *) cur_fdr->isymBase)[cur_sdx].iss; } /* Ancillary function to psymtab_to_symtab(). Does all the work @@ -2300,233 +2420,251 @@ mips_next_symbol_text () The flow of control and even the memory allocation differs. FIXME. */ static void -psymtab_to_symtab_1(pst, filename) +psymtab_to_symtab_1 (pst, filename) struct partial_symtab *pst; char *filename; { - int i; - struct symtab *st; - FDR *fh; - struct linetable *lines; - int bound; + int i; + struct symtab *st; + FDR *fh; + struct linetable *lines; + int bound; - if (pst->readin) - return; - pst->readin = 1; + if (pst->readin) + return; + pst->readin = 1; - /* Read in all partial symbtabs on which this one is dependent. - NOTE that we do have circular dependencies, sigh. We solved - that by setting pst->readin before this point. */ + /* Read in all partial symbtabs on which this one is dependent. + NOTE that we do have circular dependencies, sigh. We solved + that by setting pst->readin before this point. */ - for (i = 0; i < pst->number_of_dependencies; i++) - if (!pst->dependencies[i]->readin) { - /* Inform about additional files to be read in. */ - if (info_verbose) - { - fputs_filtered (" ", stdout); - wrap_here (""); - fputs_filtered ("and ", stdout); - wrap_here (""); - printf_filtered ("%s...", - pst->dependencies[i]->filename); - wrap_here (""); /* Flush output */ - fflush (stdout); - } - /* We only pass the filename for debug purposes */ - psymtab_to_symtab_1(pst->dependencies[i], - pst->dependencies[i]->filename); - } + for (i = 0; i < pst->number_of_dependencies; i++) + if (!pst->dependencies[i]->readin) + { + /* Inform about additional files to be read in. */ + if (info_verbose) + { + fputs_filtered (" ", stdout); + wrap_here (""); + fputs_filtered ("and ", stdout); + wrap_here (""); + printf_filtered ("%s...", + pst->dependencies[i]->filename); + wrap_here (""); /* Flush output */ + fflush (stdout); + } + /* We only pass the filename for debug purposes */ + psymtab_to_symtab_1 (pst->dependencies[i], + pst->dependencies[i]->filename); + } - /* Now read the symbols for this symtab */ + /* Now read the symbols for this symtab */ - current_objfile = pst->objfile; - cur_fd = FDR_IDX(pst); - fh = (cur_fd == -1) ? 0 : (FDR *) (cur_hdr->cbFdOffset) + FDR_IDX(pst); - cur_fdr = fh; + current_objfile = pst->objfile; + cur_fd = FDR_IDX (pst); + fh = (cur_fd == -1) ? 0 : (FDR *) (cur_hdr->cbFdOffset) + FDR_IDX (pst); + cur_fdr = fh; - /* BOUND is the highest core address of this file's procedures */ - bound = (cur_fd == cur_hdr->ifdMax - 1) ? - cur_hdr->cbDnOffset : - fh[1].adr; + /* BOUND is the highest core address of this file's procedures */ + bound = (cur_fd == cur_hdr->ifdMax - 1) ? + cur_hdr->cbDnOffset : + fh[1].adr; - /* See comment in parse_partial_symbols about the @stabs sentinel. */ - if (fh && fh->csym >= 2 - && STREQ((char *)(((SYMR *)fh->isymBase)[1].iss), stabs_symbol)) { + /* See comment in parse_partial_symbols about the @stabs sentinel. */ + if (fh && fh->csym >= 2 + && STREQ ((char *) (((SYMR *) fh->isymBase)[1].iss), stabs_symbol)) + { - /* + /* * This symbol table contains stabs-in-ecoff entries. */ - PDR *pr; + PDR *pr; - /* We indicate that this is a GCC compilation so that certain features - will be enabled in stabsread/dbxread. */ - processing_gcc_compilation = 2; - /* Parse local symbols first */ + /* We indicate that this is a GCC compilation so that certain features + will be enabled in stabsread/dbxread. */ + processing_gcc_compilation = 2; + /* Parse local symbols first */ - if (fh->csym <= 2) /* FIXME, this blows psymtab->symtab ptr */ - { - current_objfile = NULL; - return; - } - for (cur_sdx = 2; cur_sdx < fh->csym; cur_sdx++) { - register SYMR *sh = cur_sdx + (SYMR *) fh->isymBase; - char *name = (char*)sh->iss; - CORE_ADDR valu = sh->value; - if (MIPS_IS_STAB(sh)) { - int type_code = MIPS_UNMARK_STAB(sh->index); - process_one_symbol (type_code, 0, valu, name, - pst->section_offsets, pst->objfile); - if (type_code == N_FUN) { - /* Make up special symbol to contain - procedure specific info */ - struct mips_extra_func_info *e = - (struct mips_extra_func_info *) - obstack_alloc(¤t_objfile->symbol_obstack, - sizeof(struct mips_extra_func_info)); - struct symbol *s = new_symbol(MIPS_EFI_SYMBOL_NAME); - SYMBOL_NAMESPACE(s) = LABEL_NAMESPACE; - SYMBOL_CLASS(s) = LOC_CONST; - SYMBOL_TYPE(s) = builtin_type_void; - SYMBOL_VALUE(s) = (int)e; - add_symbol_to_list (s, &local_symbols); + if (fh->csym <= 2) /* FIXME, this blows psymtab->symtab ptr */ + { + current_objfile = NULL; + return; + } + for (cur_sdx = 2; cur_sdx < fh->csym; cur_sdx++) + { + register SYMR *sh = cur_sdx + (SYMR *) fh->isymBase; + char *name = (char *) sh->iss; + CORE_ADDR valu = sh->value; + if (MIPS_IS_STAB (sh)) + { + int type_code = MIPS_UNMARK_STAB (sh->index); + process_one_symbol (type_code, 0, valu, name, + pst->section_offsets, pst->objfile); + if (type_code == N_FUN) + { + /* Make up special symbol to contain + procedure specific info */ + struct mips_extra_func_info *e = + (struct mips_extra_func_info *) + obstack_alloc (¤t_objfile->symbol_obstack, + sizeof (struct mips_extra_func_info)); + struct symbol *s = new_symbol (MIPS_EFI_SYMBOL_NAME); + SYMBOL_NAMESPACE (s) = LABEL_NAMESPACE; + SYMBOL_CLASS (s) = LOC_CONST; + SYMBOL_TYPE (s) = builtin_type_void; + SYMBOL_VALUE (s) = (int) e; + add_symbol_to_list (s, &local_symbols); } } - else if (sh->st == stLabel && sh->index != indexNil) { - /* Handle encoded stab line number. */ - record_line (current_subfile, sh->index, valu); + else if (sh->st == stLabel && sh->index != indexNil) + { + /* Handle encoded stab line number. */ + record_line (current_subfile, sh->index, valu); } - else complain (&stab_unknown_complaint, sh->iss); + else + complain (&stab_unknown_complaint, sh->iss); } - st = end_symtab (pst->texthigh, 0, 0, pst->objfile); - end_stabs (); + st = end_symtab (pst->texthigh, 0, 0, pst->objfile); + end_stabs (); - /* Sort the symbol table now, we are done adding symbols to it. - We must do this before parse_procedure calls lookup_symbol. */ - sort_symtab_syms(st); + /* Sort the symbol table now, we are done adding symbols to it. + We must do this before parse_procedure calls lookup_symbol. */ + sort_symtab_syms (st); - /* This may not be necessary for stabs symtabs. FIXME. */ - sort_blocks (st); + /* This may not be necessary for stabs symtabs. FIXME. */ + sort_blocks (st); - /* Fill in procedure info next. We need to look-ahead to - find out where each procedure's code ends. */ + /* Fill in procedure info next. We need to look-ahead to + find out where each procedure's code ends. */ - for (i = 0; i <= fh->cpd-1; i++) { - pr = (PDR *) (IPDFIRST(cur_hdr, fh)) + i; - parse_procedure (pr, i < fh->cpd-1 ? pr[1].adr : bound, 1); + for (i = 0; i <= fh->cpd - 1; i++) + { + pr = (PDR *) (IPDFIRST (cur_hdr, fh)) + i; + parse_procedure (pr, i < fh->cpd - 1 ? pr[1].adr : bound, 1); } - } else { + } + else + { - /* - * This symbol table contains ordinary ecoff entries. - */ + /* + * This symbol table contains ordinary ecoff entries. + */ - /* FIXME: doesn't use pst->section_offsets. */ + /* FIXME: doesn't use pst->section_offsets. */ - int f_max; - int maxlines; - EXTR **ext_ptr; + int f_max; + int maxlines; + EXTR **ext_ptr; - processing_gcc_compilation = 0; + processing_gcc_compilation = 0; - /* How many symbols will we need */ - /* FIXME, this does not count enum values. */ - f_max = pst->n_global_syms + pst->n_static_syms; - if (fh == 0) { - maxlines = 0; - st = new_symtab ("unknown", f_max, 0, pst->objfile); - } else { - f_max += fh->csym + fh->cpd; - maxlines = 2 * fh->cline; - st = new_symtab (pst->filename, 2 * f_max, maxlines, pst->objfile); + /* How many symbols will we need */ + /* FIXME, this does not count enum values. */ + f_max = pst->n_global_syms + pst->n_static_syms; + if (fh == 0) + { + maxlines = 0; + st = new_symtab ("unknown", f_max, 0, pst->objfile); + } + else + { + f_max += fh->csym + fh->cpd; + maxlines = 2 * fh->cline; + st = new_symtab (pst->filename, 2 * f_max, maxlines, pst->objfile); } - lines = LINETABLE(st); - pending_list = (struct mips_pending **) cur_hdr->cbOptOffset; - if (pending_list == 0) { - pending_list = (struct mips_pending **) - xzalloc(cur_hdr->ifdMax * sizeof(struct mips_pending *)); - cur_hdr->cbOptOffset = (int)pending_list; + lines = LINETABLE (st); + pending_list = (struct mips_pending **) cur_hdr->cbOptOffset; + if (pending_list == 0) + { + pending_list = (struct mips_pending **) + xzalloc (cur_hdr->ifdMax * sizeof (struct mips_pending *)); + cur_hdr->cbOptOffset = (int) pending_list; } - /* Get a new lexical context */ - - push_parse_stack(); - top_stack->cur_st = st; - top_stack->cur_block = BLOCKVECTOR_BLOCK(BLOCKVECTOR(st), - STATIC_BLOCK); - BLOCK_START(top_stack->cur_block) = fh ? fh->adr : 0; - BLOCK_END(top_stack->cur_block) = 0; - top_stack->blocktype = stFile; - top_stack->maxsyms = 2*f_max; - top_stack->cur_type = 0; - top_stack->procadr = 0; - top_stack->numargs = 0; - - if (fh) { - SYMR *sh; - PDR *pr; - - /* Parse local symbols first */ - - for (cur_sdx = 0; cur_sdx < fh->csym; ) { - sh = (SYMR *) (fh->isymBase) + cur_sdx; - cur_sdx += parse_symbol(sh, (union aux_ext *)fh->iauxBase, - fh->fBigendian); + /* Get a new lexical context */ + + push_parse_stack (); + top_stack->cur_st = st; + top_stack->cur_block = BLOCKVECTOR_BLOCK (BLOCKVECTOR (st), + STATIC_BLOCK); + BLOCK_START (top_stack->cur_block) = fh ? fh->adr : 0; + BLOCK_END (top_stack->cur_block) = 0; + top_stack->blocktype = stFile; + top_stack->maxsyms = 2 * f_max; + top_stack->cur_type = 0; + top_stack->procadr = 0; + top_stack->numargs = 0; + + if (fh) + { + SYMR *sh; + PDR *pr; + + /* Parse local symbols first */ + + for (cur_sdx = 0; cur_sdx < fh->csym;) + { + sh = (SYMR *) (fh->isymBase) + cur_sdx; + cur_sdx += parse_symbol (sh, (union aux_ext *) fh->iauxBase, + fh->fBigendian); } - /* Linenumbers. At the end, check if we can save memory */ + /* Linenumbers. At the end, check if we can save memory */ - parse_lines(fh, lines); - if (lines->nitems < fh->cline) - lines = shrink_linetable(lines); + parse_lines (fh, lines); + if (lines->nitems < fh->cline) + lines = shrink_linetable (lines); - /* Fill in procedure info next. We need to look-ahead to + /* Fill in procedure info next. We need to look-ahead to find out where each procedure's code ends. */ - for (i = 0; i <= fh->cpd-1; i++) { - pr = (PDR *) (IPDFIRST(cur_hdr, fh)) + i; - parse_procedure(pr, i < fh->cpd-1 ? pr[1].adr : bound, 0); + for (i = 0; i <= fh->cpd - 1; i++) + { + pr = (PDR *) (IPDFIRST (cur_hdr, fh)) + i; + parse_procedure (pr, i < fh->cpd - 1 ? pr[1].adr : bound, 0); } } - LINETABLE(st) = lines; - - /* .. and our share of externals. - XXX use the global list to speed up things here. how? - FIXME, Maybe quit once we have found the right number of ext's? */ - top_stack->cur_st = st; - top_stack->cur_block = BLOCKVECTOR_BLOCK(BLOCKVECTOR(top_stack->cur_st), - GLOBAL_BLOCK); - top_stack->blocktype = stFile; - top_stack->maxsyms = - cur_hdr->isymMax + cur_hdr->ipdMax + cur_hdr->iextMax; - - ext_ptr = PST_PRIVATE(pst)->extern_tab; - for (i = PST_PRIVATE(pst)->extern_count; --i >= 0; ext_ptr++) - parse_external(*ext_ptr, 1, fh->fBigendian); - - /* If there are undefined, tell the user */ - if (n_undef_symbols) { - printf_filtered("File %s contains %d unresolved references:", - st->filename, n_undef_symbols); - printf_filtered("\n\t%4d variables\n\t%4d procedures\n\t%4d labels\n", - n_undef_vars, n_undef_procs, n_undef_labels); - n_undef_symbols = n_undef_labels = n_undef_vars = n_undef_procs = 0; + LINETABLE (st) = lines; + + /* .. and our share of externals. + XXX use the global list to speed up things here. how? + FIXME, Maybe quit once we have found the right number of ext's? */ + top_stack->cur_st = st; + top_stack->cur_block = BLOCKVECTOR_BLOCK (BLOCKVECTOR (top_stack->cur_st), + GLOBAL_BLOCK); + top_stack->blocktype = stFile; + top_stack->maxsyms = + cur_hdr->isymMax + cur_hdr->ipdMax + cur_hdr->iextMax; + + ext_ptr = PST_PRIVATE (pst)->extern_tab; + for (i = PST_PRIVATE (pst)->extern_count; --i >= 0; ext_ptr++) + parse_external (*ext_ptr, 1, fh->fBigendian); + + /* If there are undefined, tell the user */ + if (n_undef_symbols) + { + printf_filtered ("File %s contains %d unresolved references:", + st->filename, n_undef_symbols); + printf_filtered ("\n\t%4d variables\n\t%4d procedures\n\t%4d labels\n", + n_undef_vars, n_undef_procs, n_undef_labels); + n_undef_symbols = n_undef_labels = n_undef_vars = n_undef_procs = 0; } - pop_parse_stack(); + pop_parse_stack (); - /* Sort the symbol table now, we are done adding symbols to it.*/ - sort_symtab_syms(st); + /* Sort the symbol table now, we are done adding symbols to it.*/ + sort_symtab_syms (st); - sort_blocks (st); + sort_blocks (st); } - /* Now link the psymtab and the symtab. */ - pst->symtab = st; + /* Now link the psymtab and the symtab. */ + pst->symtab = st; - current_objfile = NULL; + current_objfile = NULL; } /* Ancillary parsing procedures. */ @@ -2537,71 +2675,81 @@ psymtab_to_symtab_1(pst, filename) Return value says how many aux symbols we ate. */ static int -cross_ref(ax, tpp, type_code, pname, bigend) +cross_ref (ax, tpp, type_code, pname, bigend) union aux_ext *ax; struct type **tpp; - enum type_code type_code; /* Use to alloc new type if none is found. */ + enum type_code type_code; /* Use to alloc new type if none is found. */ char **pname; int bigend; { - RNDXR rn[1]; - unsigned rf; - int result = 1; - - ecoff_swap_rndx_in (bigend, ax, rn); - - /* Escape index means 'the next one' */ - if (rn->rfd == 0xfff) { - result++; - rf = AUX_GET_ISYM (bigend, ax + 1); - } else { - rf = rn->rfd; - } + RNDXR rn[1]; + unsigned rf; + int result = 1; - if (rf == -1) { - /* Ooops */ - *pname = "<undefined>"; - } else { - /* - * Find the relative file descriptor and the symbol in it - */ - FDR *fh = get_rfd(cur_fd, rf); - SYMR *sh; - struct type *t; - - /* - * If we have processed this symbol then we left a forwarding - * pointer to the corresponding GDB symbol. If not, we`ll put - * it in a list of pending symbols, to be processed later when - * the file f will be. In any event, we collect the name for - * the type here. Which is why we made a first pass at - * strings. - */ - sh = (SYMR *) (fh->isymBase) + rn->index; - - /* Careful, we might be looking at .o files */ - *pname = (UNSAFE_DATA_ADDR(sh->iss)) ? "<undefined>" : - (char *) sh->iss; - - /* Have we parsed it ? */ - if ((!UNSAFE_DATA_ADDR(sh->value)) && (sh->st == stParsed)) { - t = (struct type *) sh->value; - *tpp = t; - } else { - /* Avoid duplicates */ - struct mips_pending *p = is_pending_symbol(fh, sh); - if (p) - *tpp = p->t; - else { - *tpp = init_type(type_code, 0, 0, (char *) NULL, - (struct objfile *) NULL); - add_pending(fh, sh, *tpp); - } - } + ecoff_swap_rndx_in (bigend, ax, rn); + + /* Escape index means 'the next one' */ + if (rn->rfd == 0xfff) + { + result++; + rf = AUX_GET_ISYM (bigend, ax + 1); + } + else + { + rf = rn->rfd; + } + + if (rf == -1) + { + /* Ooops */ + *pname = "<undefined>"; + } + else + { + /* + * Find the relative file descriptor and the symbol in it + */ + FDR *fh = get_rfd (cur_fd, rf); + SYMR *sh; + struct type *t; + + /* + * If we have processed this symbol then we left a forwarding + * pointer to the corresponding GDB symbol. If not, we`ll put + * it in a list of pending symbols, to be processed later when + * the file f will be. In any event, we collect the name for + * the type here. Which is why we made a first pass at + * strings. + */ + sh = (SYMR *) (fh->isymBase) + rn->index; + + /* Careful, we might be looking at .o files */ + *pname = (UNSAFE_DATA_ADDR (sh->iss)) ? "<undefined>" : + (char *) sh->iss; + + /* Have we parsed it ? */ + if ((!UNSAFE_DATA_ADDR (sh->value)) && (sh->st == stParsed)) + { + t = (struct type *) sh->value; + *tpp = t; } + else + { + /* Avoid duplicates */ + struct mips_pending *p = is_pending_symbol (fh, sh); + if (p) + *tpp = p->t; + else + { + *tpp = init_type (type_code, 0, 0, (char *) NULL, + (struct objfile *) NULL); + add_pending (fh, sh, *tpp); + } + } + } - /* We used one auxent normally, two if we got a "next one" rf. */ - return result; + /* We used one auxent normally, two if we got a "next one" rf. */ + return result; } @@ -2615,25 +2763,26 @@ mylookup_symbol (name, block, namespace, class) enum namespace namespace; enum address_class class; { - register int bot, top, inc; - register struct symbol *sym; - - bot = 0; - top = BLOCK_NSYMS(block); - inc = name[0]; - while (bot < top) { - sym = BLOCK_SYM(block, bot); - if (SYMBOL_NAME(sym)[0] == inc - && SYMBOL_NAMESPACE(sym) == namespace - && SYMBOL_CLASS(sym) == class - && STREQ(SYMBOL_NAME(sym), name)) - return sym; - bot++; - } - block = BLOCK_SUPERBLOCK (block); - if (block) - return mylookup_symbol (name, block, namespace, class); - return 0; + register int bot, top, inc; + register struct symbol *sym; + + bot = 0; + top = BLOCK_NSYMS (block); + inc = name[0]; + while (bot < top) + { + sym = BLOCK_SYM (block, bot); + if (SYMBOL_NAME (sym)[0] == inc + && SYMBOL_NAMESPACE (sym) == namespace + && SYMBOL_CLASS (sym) == class + && STREQ (SYMBOL_NAME (sym), name)) + return sym; + bot++; + } + block = BLOCK_SUPERBLOCK (block); + if (block) + return mylookup_symbol (name, block, namespace, class); + return 0; } @@ -2643,52 +2792,55 @@ mylookup_symbol (name, block, namespace, class) that's the only time we know how big the block is. FIXME. */ static void -add_symbol(s,b) - struct symbol *s; - struct block *b; +add_symbol (s, b) + struct symbol *s; + struct block *b; { - int nsyms = BLOCK_NSYMS(b)++; - struct block *origb; - struct parse_stack *stackp; - - if (b == top_stack->cur_block && - nsyms >= top_stack->maxsyms) { - complain (&block_overflow_complaint, SYMBOL_NAME (s)); - /* In this case shrink_block is actually grow_block, since + int nsyms = BLOCK_NSYMS (b)++; + struct block *origb; + struct parse_stack *stackp; + + if (b == top_stack->cur_block && + nsyms >= top_stack->maxsyms) + { + complain (&block_overflow_complaint, SYMBOL_NAME (s)); + /* In this case shrink_block is actually grow_block, since BLOCK_NSYMS(b) is larger than its current size. */ - origb = b; - b = shrink_block (top_stack->cur_block, top_stack->cur_st); - - /* Now run through the stack replacing pointers to the - original block. shrink_block has already done this - for the blockvector and BLOCK_FUNCTION. */ - for (stackp = top_stack; stackp; stackp = stackp->next) { - if (stackp->cur_block == origb) { - stackp->cur_block = b; - stackp->maxsyms = BLOCK_NSYMS (b); - } - } + origb = b; + b = shrink_block (top_stack->cur_block, top_stack->cur_st); + + /* Now run through the stack replacing pointers to the + original block. shrink_block has already done this + for the blockvector and BLOCK_FUNCTION. */ + for (stackp = top_stack; stackp; stackp = stackp->next) + { + if (stackp->cur_block == origb) + { + stackp->cur_block = b; + stackp->maxsyms = BLOCK_NSYMS (b); + } } - BLOCK_SYM(b,nsyms) = s; + } + BLOCK_SYM (b, nsyms) = s; } /* Add a new block B to a symtab S */ static void -add_block(b,s) - struct block *b; - struct symtab *s; +add_block (b, s) + struct block *b; + struct symtab *s; { - struct blockvector *bv = BLOCKVECTOR(s); + struct blockvector *bv = BLOCKVECTOR (s); - bv = (struct blockvector *)xrealloc((PTR) bv, - sizeof(struct blockvector) + - BLOCKVECTOR_NBLOCKS(bv) - * sizeof(bv->block)); - if (bv != BLOCKVECTOR(s)) - BLOCKVECTOR(s) = bv; + bv = (struct blockvector *) xrealloc ((PTR) bv, + sizeof (struct blockvector) + + BLOCKVECTOR_NBLOCKS (bv) + * sizeof (bv->block)); + if (bv != BLOCKVECTOR (s)) + BLOCKVECTOR (s) = bv; - BLOCKVECTOR_BLOCK(bv, BLOCKVECTOR_NBLOCKS(bv)++) = b; + BLOCKVECTOR_BLOCK (bv, BLOCKVECTOR_NBLOCKS (bv)++) = b; } /* Add a new linenumber entry (LINENO,ADR) to a linevector LT. @@ -2696,21 +2848,21 @@ add_block(b,s) to describe it, LAST is used to detect these continuation lines */ static int -add_line(lt, lineno, adr, last) - struct linetable *lt; - int lineno; - CORE_ADDR adr; - int last; +add_line (lt, lineno, adr, last) + struct linetable *lt; + int lineno; + CORE_ADDR adr; + int last; { - if (last == 0) - last = -2; /* make sure we record first line */ + if (last == 0) + last = -2; /* make sure we record first line */ - if (last == lineno) /* skip continuation lines */ - return lineno; + if (last == lineno) /* skip continuation lines */ + return lineno; - lt->item[lt->nitems].line = lineno; - lt->item[lt->nitems++].pc = adr << 2; - return lineno; + lt->item[lt->nitems].line = lineno; + lt->item[lt->nitems++].pc = adr << 2; + return lineno; } /* Sorting and reordering procedures */ @@ -2718,17 +2870,17 @@ add_line(lt, lineno, adr, last) /* Blocks with a smaller low bound should come first */ static int -compare_blocks(arg1, arg2) +compare_blocks (arg1, arg2) const void *arg1, *arg2; { - register int addr_diff; - struct block **b1 = (struct block **) arg1; - struct block **b2 = (struct block **) arg2; - - addr_diff = (BLOCK_START((*b1))) - (BLOCK_START((*b2))); - if (addr_diff == 0) - return (BLOCK_END((*b1))) - (BLOCK_END((*b2))); - return addr_diff; + register int addr_diff; + struct block **b1 = (struct block **) arg1; + struct block **b2 = (struct block **) arg2; + + addr_diff = (BLOCK_START ((*b1))) - (BLOCK_START ((*b2))); + if (addr_diff == 0) + return (BLOCK_END ((*b1))) - (BLOCK_END ((*b2))); + return addr_diff; } /* Sort the blocks of a symtab S. @@ -2736,73 +2888,74 @@ compare_blocks(arg1, arg2) as required by some MI search routines */ static void -sort_blocks(s) - struct symtab *s; +sort_blocks (s) + struct symtab *s; { - struct blockvector *bv = BLOCKVECTOR(s); - - if (BLOCKVECTOR_NBLOCKS(bv) <= 2) { - /* Cosmetic */ - if (BLOCK_END(BLOCKVECTOR_BLOCK(bv,GLOBAL_BLOCK)) == 0) - BLOCK_START(BLOCKVECTOR_BLOCK(bv,GLOBAL_BLOCK)) = 0; - if (BLOCK_END(BLOCKVECTOR_BLOCK(bv,STATIC_BLOCK)) == 0) - BLOCK_START(BLOCKVECTOR_BLOCK(bv,STATIC_BLOCK)) = 0; - return; - } - /* - * This is very unfortunate: normally all functions are compiled in - * the order they are found, but if the file is compiled -O3 things - * are very different. It would be nice to find a reliable test - * to detect -O3 images in advance. - */ - if (BLOCKVECTOR_NBLOCKS(bv) > 3) - qsort(&BLOCKVECTOR_BLOCK(bv,FIRST_LOCAL_BLOCK), - BLOCKVECTOR_NBLOCKS(bv) - FIRST_LOCAL_BLOCK, - sizeof(struct block *), - compare_blocks); - - { - register CORE_ADDR high = 0; - register int i, j = BLOCKVECTOR_NBLOCKS(bv); - - for (i = FIRST_LOCAL_BLOCK; i < j; i++) - if (high < BLOCK_END(BLOCKVECTOR_BLOCK(bv,i))) - high = BLOCK_END(BLOCKVECTOR_BLOCK(bv,i)); - BLOCK_END(BLOCKVECTOR_BLOCK(bv,GLOBAL_BLOCK)) = high; - } + struct blockvector *bv = BLOCKVECTOR (s); - BLOCK_START(BLOCKVECTOR_BLOCK(bv,GLOBAL_BLOCK)) = - BLOCK_START(BLOCKVECTOR_BLOCK(bv,FIRST_LOCAL_BLOCK)); - - BLOCK_START(BLOCKVECTOR_BLOCK(bv,STATIC_BLOCK)) = - BLOCK_START(BLOCKVECTOR_BLOCK(bv,GLOBAL_BLOCK)); - BLOCK_END (BLOCKVECTOR_BLOCK(bv,STATIC_BLOCK)) = - BLOCK_END (BLOCKVECTOR_BLOCK(bv,GLOBAL_BLOCK)); + if (BLOCKVECTOR_NBLOCKS (bv) <= 2) + { + /* Cosmetic */ + if (BLOCK_END (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)) == 0) + BLOCK_START (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)) = 0; + if (BLOCK_END (BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK)) == 0) + BLOCK_START (BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK)) = 0; + return; + } + /* + * This is very unfortunate: normally all functions are compiled in + * the order they are found, but if the file is compiled -O3 things + * are very different. It would be nice to find a reliable test + * to detect -O3 images in advance. + */ + if (BLOCKVECTOR_NBLOCKS (bv) > 3) + qsort (&BLOCKVECTOR_BLOCK (bv, FIRST_LOCAL_BLOCK), + BLOCKVECTOR_NBLOCKS (bv) - FIRST_LOCAL_BLOCK, + sizeof (struct block *), + compare_blocks); + + { + register CORE_ADDR high = 0; + register int i, j = BLOCKVECTOR_NBLOCKS (bv); + + for (i = FIRST_LOCAL_BLOCK; i < j; i++) + if (high < BLOCK_END (BLOCKVECTOR_BLOCK (bv, i))) + high = BLOCK_END (BLOCKVECTOR_BLOCK (bv, i)); + BLOCK_END (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)) = high; + } + + BLOCK_START (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)) = + BLOCK_START (BLOCKVECTOR_BLOCK (bv, FIRST_LOCAL_BLOCK)); + + BLOCK_START (BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK)) = + BLOCK_START (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)); + BLOCK_END (BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK)) = + BLOCK_END (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)); } - + /* Constructor/restructor/destructor procedures */ /* Allocate a new symtab for NAME. Needs an estimate of how many symbols MAXSYMS and linenumbers MAXLINES we'll put in it */ static struct symtab * -new_symtab(name, maxsyms, maxlines, objfile) - char *name; - int maxsyms; - int maxlines; - struct objfile *objfile; +new_symtab (name, maxsyms, maxlines, objfile) + char *name; + int maxsyms; + int maxlines; + struct objfile *objfile; { struct symtab *s = allocate_symtab (name, objfile); - LINETABLE(s) = new_linetable(maxlines); + LINETABLE (s) = new_linetable (maxlines); /* All symtabs must have at least two blocks */ - BLOCKVECTOR(s) = new_bvect(2); - BLOCKVECTOR_BLOCK(BLOCKVECTOR(s), GLOBAL_BLOCK) = new_block(maxsyms); - BLOCKVECTOR_BLOCK(BLOCKVECTOR(s), STATIC_BLOCK) = new_block(maxsyms); - BLOCK_SUPERBLOCK( BLOCKVECTOR_BLOCK(BLOCKVECTOR(s),STATIC_BLOCK)) = - BLOCKVECTOR_BLOCK(BLOCKVECTOR(s), GLOBAL_BLOCK); + BLOCKVECTOR (s) = new_bvect (2); + BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), GLOBAL_BLOCK) = new_block (maxsyms); + BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), STATIC_BLOCK) = new_block (maxsyms); + BLOCK_SUPERBLOCK (BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), STATIC_BLOCK)) = + BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), GLOBAL_BLOCK); s->free_code = free_linetable; @@ -2812,9 +2965,9 @@ new_symtab(name, maxsyms, maxlines, objfile) /* Allocate a new partial_symtab NAME */ static struct partial_symtab * -new_psymtab(name, objfile) - char *name; - struct objfile *objfile; +new_psymtab (name, objfile) + char *name; + struct objfile *objfile; { struct partial_symtab *psymtab; @@ -2824,9 +2977,10 @@ new_psymtab(name, objfile) /* Keep a backpointer to the file's symbols */ - psymtab -> read_symtab_private = (char *) - obstack_alloc (&objfile->psymbol_obstack, sizeof (struct symloc)); - CUR_HDR(psymtab) = cur_hdr; + psymtab->read_symtab_private = ((char *) + obstack_alloc (&objfile->psymbol_obstack, + sizeof (struct symloc))); + CUR_HDR (psymtab) = cur_hdr; /* The way to turn this into a symtab is to call... */ psymtab->read_symtab = mipscoff_psymtab_to_symtab; @@ -2839,15 +2993,15 @@ new_psymtab(name, objfile) proper size to allocate. */ static struct linetable * -new_linetable(size) - int size; +new_linetable (size) + int size; { - struct linetable *l; + struct linetable *l; - size = (size-1) * sizeof(l->item) + sizeof(struct linetable); - l = (struct linetable *)xmalloc(size); - l->nitems = 0; - return l; + size = (size - 1) * sizeof (l->item) + sizeof (struct linetable); + l = (struct linetable *) xmalloc (size); + l->nitems = 0; + return l; } /* Oops, too big. Shrink it. This was important with the 2.4 linetables, @@ -2857,102 +3011,102 @@ new_linetable(size) calculating the proper size to allocate. */ static struct linetable * -shrink_linetable(lt) - struct linetable * lt; +shrink_linetable (lt) + struct linetable *lt; { - return (struct linetable *) xrealloc ((PTR)lt, - sizeof(struct linetable) - + (lt->nitems - 1) * sizeof(lt->item)); + return (struct linetable *) xrealloc ((PTR) lt, + sizeof (struct linetable) + + (lt->nitems - 1) * sizeof (lt->item)); } /* Allocate and zero a new blockvector of NBLOCKS blocks. */ static struct blockvector * -new_bvect(nblocks) - int nblocks; +new_bvect (nblocks) + int nblocks; { - struct blockvector *bv; - int size; + struct blockvector *bv; + int size; - size = sizeof(struct blockvector) + nblocks * sizeof(struct block*); - bv = (struct blockvector *) xzalloc(size); + size = sizeof (struct blockvector) + nblocks * sizeof (struct block *); + bv = (struct blockvector *) xzalloc (size); - BLOCKVECTOR_NBLOCKS(bv) = nblocks; + BLOCKVECTOR_NBLOCKS (bv) = nblocks; - return bv; + return bv; } /* Allocate and zero a new block of MAXSYMS symbols */ static struct block * -new_block(maxsyms) - int maxsyms; +new_block (maxsyms) + int maxsyms; { - int size = sizeof(struct block) + (maxsyms-1) * sizeof(struct symbol *); + int size = sizeof (struct block) + (maxsyms - 1) * sizeof (struct symbol *); - return (struct block *)xzalloc (size); + return (struct block *) xzalloc (size); } /* Ooops, too big. Shrink block B in symtab S to its minimal size. Shrink_block can also be used by add_symbol to grow a block. */ static struct block * -shrink_block(b, s) - struct block *b; - struct symtab *s; +shrink_block (b, s) + struct block *b; + struct symtab *s; { - struct block *new; - struct blockvector *bv = BLOCKVECTOR(s); - int i; + struct block *new; + struct blockvector *bv = BLOCKVECTOR (s); + int i; - /* Just reallocate it and fix references to the old one */ + /* Just reallocate it and fix references to the old one */ - new = (struct block *) xrealloc ((PTR)b, sizeof(struct block) + - (BLOCK_NSYMS(b)-1) * sizeof(struct symbol *)); + new = (struct block *) xrealloc ((PTR) b, sizeof (struct block) + + (BLOCK_NSYMS (b) - 1) * sizeof (struct symbol *)); - /* Should chase pointers to old one. Fortunately, that`s just + /* Should chase pointers to old one. Fortunately, that`s just the block`s function and inferior blocks */ - if (BLOCK_FUNCTION(new) && SYMBOL_BLOCK_VALUE(BLOCK_FUNCTION(new)) == b) - SYMBOL_BLOCK_VALUE(BLOCK_FUNCTION(new)) = new; - for (i = 0; i < BLOCKVECTOR_NBLOCKS(bv); i++) - if (BLOCKVECTOR_BLOCK(bv,i) == b) - BLOCKVECTOR_BLOCK(bv,i) = new; - else if (BLOCK_SUPERBLOCK(BLOCKVECTOR_BLOCK(bv,i)) == b) - BLOCK_SUPERBLOCK(BLOCKVECTOR_BLOCK(bv,i)) = new; - return new; + if (BLOCK_FUNCTION (new) && SYMBOL_BLOCK_VALUE (BLOCK_FUNCTION (new)) == b) + SYMBOL_BLOCK_VALUE (BLOCK_FUNCTION (new)) = new; + for (i = 0; i < BLOCKVECTOR_NBLOCKS (bv); i++) + if (BLOCKVECTOR_BLOCK (bv, i) == b) + BLOCKVECTOR_BLOCK (bv, i) = new; + else if (BLOCK_SUPERBLOCK (BLOCKVECTOR_BLOCK (bv, i)) == b) + BLOCK_SUPERBLOCK (BLOCKVECTOR_BLOCK (bv, i)) = new; + return new; } /* Create a new symbol with printname NAME */ static struct symbol * -new_symbol(name) - char *name; +new_symbol (name) + char *name; { - struct symbol *s = (struct symbol *) - obstack_alloc (¤t_objfile->symbol_obstack, sizeof (struct symbol)); + struct symbol *s = (struct symbol *) + obstack_alloc (¤t_objfile->symbol_obstack, sizeof (struct symbol)); - memset ((PTR)s, 0, sizeof (*s)); - SYMBOL_NAME(s) = name; - return s; + memset ((PTR) s, 0, sizeof (*s)); + SYMBOL_NAME (s) = name; + return s; } /* Create a new type with printname NAME */ static struct type * -new_type(name) - char *name; +new_type (name) + char *name; { - struct type *t; + struct type *t; - t = alloc_type (current_objfile); - TYPE_NAME(t) = name; - TYPE_CPLUS_SPECIFIC(t) = (struct cplus_struct_type *) - &cplus_struct_default; - return t; + t = alloc_type (current_objfile); + TYPE_NAME (t) = name; + TYPE_CPLUS_SPECIFIC (t) = ((struct cplus_struct_type *) + &cplus_struct_default); + return t; } - + /* Things used for calling functions in the inferior. These functions are exported to our companion mips-tdep.c file and are here because they play @@ -2964,94 +3118,94 @@ new_type(name) If they fix the library (unlikely) this code will neutralize itself. */ static void -fixup_sigtramp() +fixup_sigtramp () { - struct symbol *s; - struct symtab *st; - struct block *b, *b0; - - sigtramp_address = -1; + struct symbol *s; + struct symtab *st; + struct block *b, *b0; - /* We know it is sold as sigvec */ - s = lookup_symbol("sigvec", 0, VAR_NAMESPACE, 0, NULL); + sigtramp_address = -1; - /* Most programs do not play with signals */ - if (s == 0) - s = lookup_symbol("_sigtramp", 0, VAR_NAMESPACE, 0, NULL); - else - { - b0 = SYMBOL_BLOCK_VALUE(s); + /* We know it is sold as sigvec */ + s = lookup_symbol ("sigvec", 0, VAR_NAMESPACE, 0, NULL); - /* A label of sigvec, to be more precise */ - s = lookup_symbol("sigtramp", b0, VAR_NAMESPACE, 0, NULL); - } - - /* But maybe this program uses its own version of sigvec */ - if (s == 0) - return; + /* Most programs do not play with signals */ + if (s == 0) + s = lookup_symbol ("_sigtramp", 0, VAR_NAMESPACE, 0, NULL); + else + { + b0 = SYMBOL_BLOCK_VALUE (s); - /* Did we or MIPSco fix the library ? */ - if (SYMBOL_CLASS(s) == LOC_BLOCK) - { - sigtramp_address = BLOCK_START(SYMBOL_BLOCK_VALUE(s)); - sigtramp_end = BLOCK_END(SYMBOL_BLOCK_VALUE(s)); - return; - } + /* A label of sigvec, to be more precise */ + s = lookup_symbol ("sigtramp", b0, VAR_NAMESPACE, 0, NULL); + } - sigtramp_address = SYMBOL_VALUE(s); - sigtramp_end = sigtramp_address + 0x88; /* black magic */ + /* But maybe this program uses its own version of sigvec */ + if (s == 0) + return; - /* But what symtab does it live in ? */ - st = find_pc_symtab(SYMBOL_VALUE(s)); + /* Did we or MIPSco fix the library ? */ + if (SYMBOL_CLASS (s) == LOC_BLOCK) + { + sigtramp_address = BLOCK_START (SYMBOL_BLOCK_VALUE (s)); + sigtramp_end = BLOCK_END (SYMBOL_BLOCK_VALUE (s)); + return; + } - /* - * Ok, there goes the fix: turn it into a procedure, with all the - * needed info. Note we make it a nested procedure of sigvec, - * which is the way the (assembly) code is actually written. - */ - SYMBOL_NAMESPACE(s) = VAR_NAMESPACE; - SYMBOL_CLASS(s) = LOC_BLOCK; - SYMBOL_TYPE(s) = init_type(TYPE_CODE_FUNC, 4, 0, (char *) NULL, - (struct objfile *) NULL); - TYPE_TARGET_TYPE(SYMBOL_TYPE(s)) = builtin_type_void; - - /* Need a block to allocate MIPS_EFI_SYMBOL_NAME in */ - b = new_block(1); - SYMBOL_BLOCK_VALUE(s) = b; - BLOCK_START(b) = sigtramp_address; - BLOCK_END(b) = sigtramp_end; - BLOCK_FUNCTION(b) = s; - BLOCK_SUPERBLOCK(b) = BLOCK_SUPERBLOCK(b0); - add_block(b, st); - sort_blocks(st); - - /* Make a MIPS_EFI_SYMBOL_NAME entry for it */ - { - struct mips_extra_func_info *e = - (struct mips_extra_func_info *) - xzalloc(sizeof(struct mips_extra_func_info)); - - e->numargs = 0; /* the kernel thinks otherwise */ - /* align_longword(sigcontext + SIGFRAME) */ - e->pdr.frameoffset = 0x150; - e->pdr.framereg = SP_REGNUM; - e->pdr.pcreg = 31; - e->pdr.regmask = -2; - e->pdr.regoffset = -(41 * sizeof(int)); - e->pdr.fregmask = -1; - e->pdr.fregoffset = -(37 * sizeof(int)); - e->pdr.isym = (long)s; - - current_objfile = st->objfile; /* Keep new_symbol happy */ - s = new_symbol(MIPS_EFI_SYMBOL_NAME); - SYMBOL_VALUE(s) = (int) e; - SYMBOL_NAMESPACE(s) = LABEL_NAMESPACE; - SYMBOL_CLASS(s) = LOC_CONST; - SYMBOL_TYPE(s) = builtin_type_void; - current_objfile = NULL; - } + sigtramp_address = SYMBOL_VALUE (s); + sigtramp_end = sigtramp_address + 0x88; /* black magic */ + + /* But what symtab does it live in ? */ + st = find_pc_symtab (SYMBOL_VALUE (s)); + + /* + * Ok, there goes the fix: turn it into a procedure, with all the + * needed info. Note we make it a nested procedure of sigvec, + * which is the way the (assembly) code is actually written. + */ + SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; + SYMBOL_CLASS (s) = LOC_BLOCK; + SYMBOL_TYPE (s) = init_type (TYPE_CODE_FUNC, 4, 0, (char *) NULL, + (struct objfile *) NULL); + TYPE_TARGET_TYPE (SYMBOL_TYPE (s)) = builtin_type_void; + + /* Need a block to allocate MIPS_EFI_SYMBOL_NAME in */ + b = new_block (1); + SYMBOL_BLOCK_VALUE (s) = b; + BLOCK_START (b) = sigtramp_address; + BLOCK_END (b) = sigtramp_end; + BLOCK_FUNCTION (b) = s; + BLOCK_SUPERBLOCK (b) = BLOCK_SUPERBLOCK (b0); + add_block (b, st); + sort_blocks (st); + + /* Make a MIPS_EFI_SYMBOL_NAME entry for it */ + { + struct mips_extra_func_info *e = + ((struct mips_extra_func_info *) + xzalloc (sizeof (struct mips_extra_func_info))); + + e->numargs = 0; /* the kernel thinks otherwise */ + /* align_longword(sigcontext + SIGFRAME) */ + e->pdr.frameoffset = 0x150; + e->pdr.framereg = SP_REGNUM; + e->pdr.pcreg = 31; + e->pdr.regmask = -2; + e->pdr.regoffset = -(41 * sizeof (int)); + e->pdr.fregmask = -1; + e->pdr.fregoffset = -(37 * sizeof (int)); + e->pdr.isym = (long) s; + + current_objfile = st->objfile; /* Keep new_symbol happy */ + s = new_symbol (MIPS_EFI_SYMBOL_NAME); + SYMBOL_VALUE (s) = (int) e; + SYMBOL_NAMESPACE (s) = LABEL_NAMESPACE; + SYMBOL_CLASS (s) = LOC_CONST; + SYMBOL_TYPE (s) = builtin_type_void; + current_objfile = NULL; + } - BLOCK_SYM(b,BLOCK_NSYMS(b)++) = s; + BLOCK_SYM (b, BLOCK_NSYMS (b)++) = s; } @@ -3065,10 +3219,11 @@ mipscoff_symfile_offsets (objfile, addr) struct section_offsets *section_offsets; int i; - section_offsets = (struct section_offsets *) - obstack_alloc (&objfile -> psymbol_obstack, - sizeof (struct section_offsets) + - sizeof (section_offsets->offsets) * (SECT_OFF_MAX-1)); + section_offsets = ((struct section_offsets *) + obstack_alloc (&objfile->psymbol_obstack, + (sizeof (struct section_offsets) + + (sizeof (section_offsets->offsets) + * (SECT_OFF_MAX - 1))))); for (i = 0; i < SECT_OFF_MAX; i++) ANOFFSET (section_offsets, i) = addr; @@ -3080,47 +3235,47 @@ mipscoff_symfile_offsets (objfile, addr) static struct sym_fns ecoff_sym_fns = { - "ecoff", /* sym_name: name or name prefix of BFD target type */ - 5, /* sym_namelen: number of significant sym_name chars */ - mipscoff_new_init, /* sym_new_init: init anything gbl to entire symtab */ - mipscoff_symfile_init,/* sym_init: read initial info, setup for sym_read() */ - mipscoff_symfile_read,/* sym_read: read a symbol file into symtab */ - mipscoff_symfile_finish,/* sym_finish: finished with file, cleanup */ - mipscoff_symfile_offsets,/* sym_offsets: dummy FIXME til implem sym reloc */ - NULL /* next: pointer to next struct sym_fns */ + "ecoff", /* sym_name: name or name prefix of BFD target type */ + 5, /* sym_namelen: number of significant sym_name chars */ + mipscoff_new_init, /* sym_new_init: init anything gbl to entire symtab */ + mipscoff_symfile_init, /* sym_init: read initial info, setup for sym_read() */ + mipscoff_symfile_read, /* sym_read: read a symbol file into symtab */ + mipscoff_symfile_finish, /* sym_finish: finished with file, cleanup */ + mipscoff_symfile_offsets, /* sym_offsets: dummy FIXME til implem sym reloc */ + NULL /* next: pointer to next struct sym_fns */ }; void _initialize_mipsread () { - add_symtab_fns (&ecoff_sym_fns); - - /* Missing basic types */ - - builtin_type_string = - init_type(TYPE_CODE_STRING, - TARGET_CHAR_BIT / TARGET_CHAR_BIT, - 0, "string", - (struct objfile *) NULL); - builtin_type_complex = - init_type(TYPE_CODE_FLT, - TARGET_COMPLEX_BIT / TARGET_CHAR_BIT, - 0, "complex", - (struct objfile *) NULL); - builtin_type_double_complex = - init_type(TYPE_CODE_FLT, - TARGET_DOUBLE_COMPLEX_BIT / TARGET_CHAR_BIT, - 0, "double complex", - (struct objfile *) NULL); - builtin_type_fixed_dec = - init_type(TYPE_CODE_INT, - TARGET_INT_BIT / TARGET_CHAR_BIT, - 0, "fixed decimal", - (struct objfile *) NULL); - builtin_type_float_dec = - init_type(TYPE_CODE_FLT, - TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, - 0, "floating decimal", - (struct objfile *) NULL); + add_symtab_fns (&ecoff_sym_fns); + + /* Missing basic types */ + + builtin_type_string = + init_type (TYPE_CODE_STRING, + TARGET_CHAR_BIT / TARGET_CHAR_BIT, + 0, "string", + (struct objfile *) NULL); + builtin_type_complex = + init_type (TYPE_CODE_FLT, + TARGET_COMPLEX_BIT / TARGET_CHAR_BIT, + 0, "complex", + (struct objfile *) NULL); + builtin_type_double_complex = + init_type (TYPE_CODE_FLT, + TARGET_DOUBLE_COMPLEX_BIT / TARGET_CHAR_BIT, + 0, "double complex", + (struct objfile *) NULL); + builtin_type_fixed_dec = + init_type (TYPE_CODE_INT, + TARGET_INT_BIT / TARGET_CHAR_BIT, + 0, "fixed decimal", + (struct objfile *) NULL); + builtin_type_float_dec = + init_type (TYPE_CODE_FLT, + TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, + 0, "floating decimal", + (struct objfile *) NULL); } |