From 4573d18601bc17631bf2679001b89d8d611d19ef Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Tue, 3 Aug 1993 20:25:58 +0000 Subject: [PATCH] * config/obj-ecoff.c: Updated for BFD ECOFF changes. Now gets the swapping routines and external structure sizes via the ecoff_backend information. No longer includes coff/mips.h. --- gas/ChangeLog | 6 ++ gas/config/obj-ecoff.c | 191 ++++++++++++++++++++++------------------- 2 files changed, 110 insertions(+), 87 deletions(-) diff --git a/gas/ChangeLog b/gas/ChangeLog index 9e8f3f2b02..b1ba9e13f8 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,9 @@ +Tue Aug 3 11:29:06 1993 Ian Lance Taylor (ian@cygnus.com) + + * config/obj-ecoff.c: Updated for BFD ECOFF changes. Now gets the + swapping routines and external structure sizes via the + ecoff_backend information. No longer includes coff/mips.h. + Mon Aug 2 17:35:48 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com) * config/obj-ecoff.c (get_tag): Save tag name in permanent memory diff --git a/gas/config/obj-ecoff.c b/gas/config/obj-ecoff.c index e4f90c04b7..edee4e4e9a 100644 --- a/gas/config/obj-ecoff.c +++ b/gas/config/obj-ecoff.c @@ -23,10 +23,9 @@ #include "as.h" #include "coff/internal.h" -#include "coff/mips.h" #include "coff/sym.h" #include "coff/symconst.h" -#include "coff/ecoff-ext.h" +#include "coff/ecoff.h" #include "aout/stab_gnu.h" #include "../bfd/libecoff.h" @@ -1461,7 +1460,7 @@ static void obj_ecoff_mask PARAMS ((int)); static void mark_stabs PARAMS ((int)); static char *ecoff_add_bytes PARAMS ((char **buf, char **bufend, char *bufptr, long need)); -static long ecoff_longword_adjust PARAMS ((char **buf, char **bufend, +static long ecoff_padding_adjust PARAMS ((char **buf, char **bufend, long offset, char **bufptrptr)); static long ecoff_build_lineno PARAMS ((char **buf, char **bufend, long offset, long *linecntptr)); @@ -1727,7 +1726,7 @@ add_ecoff_symbol (str, type, storage, sym_value, value, indx) ++vp->num_allocated; - if (MIPS_IS_STAB (&psym->ecoff_sym)) + if (ECOFF_IS_STAB (&psym->ecoff_sym)) return psym; /* Save the symbol within the hash table if this is a static @@ -2285,7 +2284,7 @@ add_file (file_name, indx) (void) add_ecoff_symbol (file_name, st_Nil, sc_Nil, symbol_new ("L0\001", now_seg, frag_now_fix (), frag_now), - 0, MIPS_MARK_STAB (N_SOL)); + 0, ECOFF_MARK_STAB (N_SOL)); return; } @@ -3305,7 +3304,7 @@ mark_stabs (ignore) stabs_seen = 1; (void) add_ecoff_symbol (stabs_symbol, stNil, scInfo, (symbolS *) NULL, - (symint_t) -1, MIPS_MARK_STAB (0)); + (symint_t) -1, ECOFF_MARK_STAB (0)); } } @@ -3511,7 +3510,7 @@ obj_ecoff_stab (type) } } - code = MIPS_MARK_STAB (code); + code = ECOFF_MARK_STAB (code); } (void) add_ecoff_symbol (string, st, sc, sym, value, code); @@ -3542,20 +3541,24 @@ ecoff_add_bytes (buf, bufend, bufptr, need) return *buf + at; } -/* Adjust the symbolic information buffer to a longword boundary. */ +/* Adjust the symbolic information buffer to the alignment required + for the ECOFF target debugging information. */ static long -ecoff_longword_adjust (buf, bufend, offset, bufptrptr) +ecoff_padding_adjust (buf, bufend, offset, bufptrptr) char **buf; char **bufend; long offset; char **bufptrptr; { - if ((offset & 3) != 0) + bfd_size_type align; + + align = ecoff_backend (stdoutput)->debug_align; + if ((offset & (align - 1)) != 0) { long add; - add = 4 - (offset & 3); + add = align - (offset & (align - 1)); if (*bufend - (*buf + offset) < add) (void) ecoff_add_bytes (buf, bufend, *buf + offset, add); memset (*buf + offset, 0, add); @@ -3753,7 +3756,7 @@ ecoff_build_lineno (buf, bufend, offset, linecntptr) if (linecntptr != (long *) NULL) *linecntptr += totcount; - c = ecoff_longword_adjust (buf, bufend, c, &bufptr); + c = ecoff_padding_adjust (buf, bufend, c, &bufptr); return c; } @@ -3778,14 +3781,22 @@ ecoff_build_symbols (buf, varray_t *ext_strings; struct hash_control *ext_str_hash; { - struct sym_ext *sym_out; - struct ext_ext *ext_out; + const bfd_size_type external_sym_size = + ecoff_backend (stdoutput)->external_sym_size; + const bfd_size_type external_ext_size = + ecoff_backend (stdoutput)->external_ext_size; + void (* const swap_sym_out) PARAMS ((bfd *, const SYMR *, PTR)) + = ecoff_backend (stdoutput)->swap_sym_out; + void (* const swap_ext_out) PARAMS ((bfd *, const EXTR *, PTR)) + = ecoff_backend (stdoutput)->swap_ext_out; + char *sym_out; + char *ext_out; long isym; long iext; vlinks_t *file_link; - sym_out = (struct sym_ext *) (*buf + offset); - ext_out = (struct ext_ext *) (*extbuf + *extoffset); + sym_out = *buf + offset; + ext_out = *extbuf + *extoffset; isym = 0; iext = 0; @@ -3885,9 +3896,9 @@ ecoff_build_symbols (buf, indx = sym_ptr->ecoff_sym.index; if (sym_ptr->ecoff_sym.st == st_Nil && sym_ptr->ecoff_sym.sc == sc_Nil - && (! MIPS_IS_STAB (&sym_ptr->ecoff_sym) - || ((MIPS_UNMARK_STAB (indx) != N_LBRAC) - && (MIPS_UNMARK_STAB (indx) != N_RBRAC)))) + && (! ECOFF_IS_STAB (&sym_ptr->ecoff_sym) + || ((ECOFF_UNMARK_STAB (indx) != N_LBRAC) + && (ECOFF_UNMARK_STAB (indx) != N_RBRAC)))) { segT seg; const char *segname; @@ -3955,7 +3966,7 @@ ecoff_build_symbols (buf, || ! S_IS_DEFINED (as_sym)) && sym_ptr->proc_ptr == (proc_t *) NULL && sym_ptr->ecoff_sym.st != (int) st_Nil - && ! MIPS_IS_STAB (&sym_ptr->ecoff_sym)) + && ! ECOFF_IS_STAB (&sym_ptr->ecoff_sym)) local = 0; /* If an st_end symbol has an associated gas @@ -3992,11 +4003,12 @@ ecoff_build_symbols (buf, || begin_type == st_Block) { begin_ptr->ecoff_sym.index = isym - ifilesym + 1; - ecoff_swap_sym_out (stdoutput, - &begin_ptr->ecoff_sym, - (((struct sym_ext *) - (*buf + offset)) - + begin_ptr->sym_index)); + (*swap_sym_out) (stdoutput, + &begin_ptr->ecoff_sym, + (*buf + + offset + + (begin_ptr->sym_index + * external_sym_size))); } else { @@ -4048,14 +4060,13 @@ ecoff_build_symbols (buf, if (local) { - if (*bufend - (char *) sym_out < sizeof (struct sym_ext)) - sym_out = ((struct sym_ext *) - ecoff_add_bytes (buf, bufend, - (char *) sym_out, - sizeof (struct sym_ext))); - ecoff_swap_sym_out (stdoutput, &sym_ptr->ecoff_sym, - sym_out); - ++sym_out; + if (*bufend - sym_out < external_sym_size) + sym_out = ecoff_add_bytes (buf, bufend, + sym_out, + external_sym_size); + (*swap_sym_out) (stdoutput, &sym_ptr->ecoff_sym, + sym_out); + sym_out += external_sym_size; sym_ptr->sym_index = isym; @@ -4070,7 +4081,7 @@ ecoff_build_symbols (buf, if (as_sym != (symbolS *) NULL && (S_IS_EXTERNAL (as_sym) || ! S_IS_DEFINED (as_sym)) - && ! MIPS_IS_STAB (&sym_ptr->ecoff_sym)) + && ! ECOFF_IS_STAB (&sym_ptr->ecoff_sym)) { EXTR ext; @@ -4087,15 +4098,13 @@ ecoff_build_symbols (buf, ext_str_hash, S_GET_NAME (as_sym), (shash_t **) NULL); - if (*extbufend - (char *) ext_out - < sizeof (struct ext_ext)) - ext_out = ((struct ext_ext *) - ecoff_add_bytes (extbuf, extbufend, - (char *) ext_out, - sizeof (struct ext_ext))); - ecoff_swap_ext_out (stdoutput, &ext, ext_out); + if (*extbufend - ext_out < external_ext_size) + ext_out = ecoff_add_bytes (extbuf, extbufend, + ext_out, + external_ext_size); + (*swap_ext_out) (stdoutput, &ext, ext_out); ecoff_set_sym_index (as_sym->bsym, iext); - ++ext_out; + ext_out += external_ext_size; ++iext; } } @@ -4104,8 +4113,8 @@ ecoff_build_symbols (buf, } } - *extoffset += iext * sizeof (struct ext_ext); - return offset + isym * sizeof (struct sym_ext); + *extoffset += iext * external_ext_size; + return offset + isym * external_sym_size; } /* Swap out the procedure information. */ @@ -4116,12 +4125,16 @@ ecoff_build_procs (buf, bufend, offset) char **bufend; long offset; { - struct pdr_ext *pdr_out; + const bfd_size_type external_pdr_size + = ecoff_backend (stdoutput)->external_pdr_size; + void (* const swap_pdr_out) PARAMS ((bfd *, const PDR *, PTR)) + = ecoff_backend (stdoutput)->swap_pdr_out; + char *pdr_out; int first_fil; long iproc; vlinks_t *file_link; - pdr_out = (struct pdr_ext *) (*buf + offset); + pdr_out = *buf + offset; first_fil = 1; iproc = 0; @@ -4180,13 +4193,12 @@ ecoff_build_procs (buf, bufend, offset) first = 0; } proc_ptr->pdr.adr = adr - fil_ptr->fdr.adr; - if (*bufend - (char *) pdr_out < sizeof (struct pdr_ext)) - pdr_out = ((struct pdr_ext *) - ecoff_add_bytes (buf, bufend, - (char *) pdr_out, - sizeof (struct pdr_ext))); - ecoff_swap_pdr_out (stdoutput, &proc_ptr->pdr, pdr_out); - ++pdr_out; + if (*bufend - pdr_out < external_pdr_size) + pdr_out = ecoff_add_bytes (buf, bufend, + pdr_out, + external_pdr_size); + (*swap_pdr_out) (stdoutput, &proc_ptr->pdr, pdr_out); + pdr_out += external_pdr_size; ++iproc; } } @@ -4194,7 +4206,7 @@ ecoff_build_procs (buf, bufend, offset) } } - return offset + iproc * sizeof (struct pdr_ext); + return offset + iproc * external_pdr_size; } /* Swap out the aux information. */ @@ -4384,7 +4396,7 @@ ecoff_build_ss (buf, bufend, offset) } } - return ecoff_longword_adjust (buf, bufend, offset + iss, (char **) NULL); + return ecoff_padding_adjust (buf, bufend, offset + iss, (char **) NULL); } /* Swap out the file descriptors. */ @@ -4395,13 +4407,17 @@ ecoff_build_fdr (buf, bufend, offset) char **bufend; long offset; { + const bfd_size_type external_fdr_size + = ecoff_backend (stdoutput)->external_fdr_size; + void (* const swap_fdr_out) PARAMS ((bfd *, const FDR *, PTR)) + = ecoff_backend (stdoutput)->swap_fdr_out; long ifile; - struct fdr_ext *fdr_out; + char *fdr_out; vlinks_t *file_link; ifile = 0; - fdr_out = (struct fdr_ext *) (*buf + offset); + fdr_out = *buf + offset; for (file_link = file_desc.first; file_link != (vlinks_t *) NULL; @@ -4419,17 +4435,16 @@ ecoff_build_fdr (buf, bufend, offset) fil_end = fil_ptr + fil_cnt; for (; fil_ptr < fil_end; fil_ptr++) { - if (*bufend - (char *) fdr_out < sizeof (struct fdr_ext)) - fdr_out = ((struct fdr_ext *) - ecoff_add_bytes (buf, bufend, (char *) fdr_out, - sizeof (struct fdr_ext))); - ecoff_swap_fdr_out (stdoutput, &fil_ptr->fdr, fdr_out); - ++fdr_out; + if (*bufend - fdr_out < external_fdr_size) + fdr_out = ecoff_add_bytes (buf, bufend, fdr_out, + external_fdr_size); + (*swap_fdr_out) (stdoutput, &fil_ptr->fdr, fdr_out); + fdr_out += external_fdr_size; ++ifile; } } - return offset + ifile * sizeof (struct fdr_ext); + return offset + ifile * external_fdr_size; } /* Swap out the symbols and debugging information for BFD. */ @@ -4437,6 +4452,8 @@ ecoff_build_fdr (buf, bufend, offset) void ecoff_frob_file () { + const struct ecoff_backend_data * const backend = ecoff_backend (stdoutput); + const bfd_size_type external_pdr_size = backend->external_pdr_size; tag_t *ptag; tag_t *ptag_next; efdr_t *fil_ptr; @@ -4549,10 +4566,10 @@ ecoff_frob_file () space at this point. */ hdr->ipdMax = proc_cnt; hdr->cbPdOffset = offset; - if (bufend - (buf + offset) < proc_cnt * sizeof (struct pdr_ext)) + if (bufend - (buf + offset) < proc_cnt * external_pdr_size) (void) ecoff_add_bytes (&buf, &bufend, buf + offset, - proc_cnt * sizeof (struct pdr_ext)); - offset += proc_cnt * sizeof (struct pdr_ext); + proc_cnt * external_pdr_size); + offset += proc_cnt * external_pdr_size; /* Build the symbols. It's convenient to build both the local and external symbols at the same time. We can put the local symbols @@ -4567,7 +4584,7 @@ ecoff_frob_file () offset = ecoff_build_symbols (&buf, &bufend, offset, &extbuf, &extbufend, &extoffset, &ext_strings, ext_str_hash); - hdr->isymMax = (offset - hdr->cbSymOffset) / sizeof (struct sym_ext); + hdr->isymMax = (offset - hdr->cbSymOffset) / backend->external_sym_size; /* Building the symbols initializes the symbol index in the PDR's. Now we can swap out the PDR's. */ @@ -4590,7 +4607,7 @@ ecoff_frob_file () /* Copy out the external strings. */ hdr->cbSsExtOffset = offset; offset += ecoff_build_strings (&buf, &bufend, offset, &ext_strings); - offset = ecoff_longword_adjust (&buf, &bufend, offset, (char **) NULL); + offset = ecoff_padding_adjust (&buf, &bufend, offset, (char **) NULL); hdr->issExtMax = offset - hdr->cbSsExtOffset; /* We don't use relative file descriptors. */ @@ -4600,7 +4617,7 @@ ecoff_frob_file () /* Swap out the file descriptors. */ hdr->cbFdOffset = offset; offset = ecoff_build_fdr (&buf, &bufend, offset); - hdr->ifdMax = (offset - hdr->cbFdOffset) / sizeof (struct fdr_ext); + hdr->ifdMax = (offset - hdr->cbFdOffset) / backend->external_fdr_size; /* Copy out the external symbols. */ hdr->cbExtOffset = offset; @@ -4608,28 +4625,28 @@ ecoff_frob_file () (void) ecoff_add_bytes (&buf, &bufend, buf + offset, extoffset); memcpy (buf + offset, extbuf, extoffset); offset += extoffset; - hdr->iextMax = (offset - hdr->cbExtOffset) / sizeof (struct ext_ext); + hdr->iextMax = (offset - hdr->cbExtOffset) / backend->external_ext_size; - know ((offset & 3) == 0); + know ((offset & (backend->debug_align - 1)) == 0); /* That completes the symbolic debugging information. We must now finish up the symbolic header and the ecoff_tdata structure. */ set = buf; -#define SET(ptr, count, type) \ - ecoff_data (stdoutput)->ptr = (type *) set; \ - set += hdr->count * sizeof (type) - - SET (line, cbLine, unsigned char); - SET (external_dnr, idnMax, struct dnr_ext); - SET (external_pdr, ipdMax, struct pdr_ext); - SET (external_sym, isymMax, struct sym_ext); - SET (external_opt, ioptMax, struct opt_ext); - SET (external_aux, iauxMax, union aux_ext); - SET (ss, issMax, char); - SET (ssext, issExtMax, char); - SET (external_rfd, crfd, struct rfd_ext); - SET (external_fdr, ifdMax, struct fdr_ext); - SET (external_ext, iextMax, struct ext_ext); +#define SET(ptr, count, type, size) \ + ecoff_data (stdoutput)->ptr = (type) set; \ + set += hdr->count * size + + SET (line, cbLine, unsigned char *, sizeof (unsigned char)); + SET (external_dnr, idnMax, PTR, backend->external_dnr_size); + SET (external_pdr, ipdMax, PTR, backend->external_pdr_size); + SET (external_sym, isymMax, PTR, backend->external_sym_size); + SET (external_opt, ioptMax, PTR, backend->external_opt_size); + SET (external_aux, iauxMax, union aux_ext *, sizeof (union aux_ext)); + SET (ss, issMax, char *, sizeof (char)); + SET (ssext, issExtMax, char *, sizeof (char)); + SET (external_rfd, crfd, PTR, backend->external_rfd_size); + SET (external_fdr, ifdMax, PTR, backend->external_fdr_size); + SET (external_ext, iextMax, PTR, backend->external_ext_size); #undef SET -- 2.34.1