Initial revision
authorJohn Gilmore <gnu@cygnus>
Thu, 27 Feb 1992 19:53:49 +0000 (19:53 +0000)
committerJohn Gilmore <gnu@cygnus>
Thu, 27 Feb 1992 19:53:49 +0000 (19:53 +0000)
include/coff/ecoff-ext.h [new file with mode: 0644]

diff --git a/include/coff/ecoff-ext.h b/include/coff/ecoff-ext.h
new file mode 100644 (file)
index 0000000..8b1d8b1
--- /dev/null
@@ -0,0 +1,286 @@
+/* `Extended (actually Mangled) COFF' symbol table external format.
+   Copyright 1992 Free Software Foundation.
+   Contributed by Cygnus Support.  Written by John Gilmore.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* File header as a set of bytes */
+
+struct hdr_ext {
+       char    h_magic[2];
+       char    h_vstamp[2];
+       char    h_ilineMax[4];
+       char    h_cbLine[4];
+       char    h_cbLineOffset[4];
+       char    h_idnMax[4];
+       char    h_cbDnOffset[4];
+       char    h_ipdMax[4];
+       char    h_cbPdOffset[4];
+       char    h_isymMax[4];
+       char    h_cbSymOffset[4];
+       char    h_ioptMax[4];
+       char    h_cbOptOffset[4];
+       char    h_iauxMax[4];
+       char    h_cbAuxOffset[4];
+       char    h_issMax[4];
+       char    h_cbSsOffset[4];
+       char    h_issExtMax[4];
+       char    h_cbSsExtOffset[4];
+       char    h_ifdMax[4];
+       char    h_cbFdOffset[4];
+       char    h_crfd[4];
+       char    h_cbRfdOffset[4];
+       char    h_iextMax[4];
+       char    h_cbExtOffset[4];
+};
+
+/* File descriptor external record */
+
+struct fdr_ext {
+       char    f_adr[4];
+       char    f_rss[4];
+       char    f_issBase[4];
+       char    f_cbSs[4];
+       char    f_isymBase[4];
+       char    f_csym[4];
+       char    f_ilineBase[4];
+       char    f_cline[4];
+       char    f_ioptBase[4];
+       char    f_copt[4];
+       char    f_ipdFirst[2];
+       char    f_cpd[2];
+       char    f_iauxBase[4];
+       char    f_caux[4];
+       char    f_rfdBase[4];
+       char    f_crfd[4];
+       char    f_bits1[1];
+       char    f_bits2[3];
+       char    f_cbLineOffset[4];
+       char    f_cbLine[4];
+};
+
+#define        FDR_BITS1_LANG_BIG              0xF8
+#define        FDR_BITS1_LANG_SH_BIG           3
+#define        FDR_BITS1_LANG_LITTLE           0x1F
+#define        FDR_BITS1_LANG_SH_LITTLE        0
+
+#define        FDR_BITS1_FMERGE_BIG            0x04
+#define        FDR_BITS1_FMERGE_LITTLE         0x20
+
+#define        FDR_BITS1_FREADIN_BIG           0x02
+#define        FDR_BITS1_FREADIN_LITTLE        0x40
+
+#define        FDR_BITS1_FBIGENDIAN_BIG        0x01
+#define        FDR_BITS1_FBIGENDIAN_LITTLE     0x80
+
+#define        FDR_BITS2_GLEVEL_BIG            0xC0
+#define        FDR_BITS2_GLEVEL_SH_BIG         6
+#define        FDR_BITS2_GLEVEL_LITTLE         0x03
+#define        FDR_BITS2_GLEVEL_SH_LITTLE      0
+
+/* We ignore the `reserved' field in bits2. */
+
+
+/* Procedure descriptor external record */
+
+struct pdr_ext {
+       char    p_adr[4];
+       char    p_isym[4];
+       char    p_iline[4];
+       char    p_regmask[4];
+       char    p_regoffset[4];
+       char    p_iopt[4];
+       char    p_fregmask[4];
+       char    p_fregoffset[4];
+       char    p_frameoffset[4];
+       char    p_framereg[2];
+       char    p_pcreg[2];
+       char    p_lnLow[4];
+       char    p_lnHigh[4];
+       char    p_cbLineOffset[4];
+};
+
+/* Line numbers */
+
+struct line_ext {
+       char    l_line[4];
+};
+
+/* Symbol external record */
+
+struct sym_ext {
+       char    s_iss[4];
+       char    s_value[4];
+       char    s_bits1[1];
+       char    s_bits2[1];
+       char    s_bits3[1];
+       char    s_bits4[1];
+};
+
+#define        SYM_BITS1_ST_BIG                0xFC
+#define        SYM_BITS1_ST_SH_BIG             2
+#define        SYM_BITS1_ST_LITTLE             0x3F
+#define        SYM_BITS1_ST_SH_LITTLE          0
+
+#define        SYM_BITS1_SC_BIG                0x03
+#define        SYM_BITS1_SC_SH_LEFT_BIG        3
+#define        SYM_BITS1_SC_LITTLE             0xC0
+#define        SYM_BITS1_SC_SH_LITTLE          6
+
+#define        SYM_BITS2_SC_BIG                0xE0
+#define        SYM_BITS2_SC_SH_BIG             5
+#define        SYM_BITS2_SC_LITTLE             0x07
+#define        SYM_BITS2_SC_SH_LEFT_LITTLE     2
+
+#define        SYM_BITS2_RESERVED_BIG          0x10
+#define        SYM_BITS2_RESERVED_LITTLE       0x08
+
+#define        SYM_BITS2_INDEX_BIG             0x0F
+#define        SYM_BITS2_INDEX_SH_LEFT_BIG     16
+#define        SYM_BITS2_INDEX_LITTLE          0xF0
+#define        SYM_BITS2_INDEX_SH_LITTLE       4
+
+#define        SYM_BITS3_INDEX_SH_LEFT_BIG     8
+#define        SYM_BITS3_INDEX_SH_LEFT_LITTLE  4
+
+#define        SYM_BITS4_INDEX_SH_LEFT_BIG     0
+#define        SYM_BITS4_INDEX_SH_LEFT_LITTLE  12
+
+/* External symbol external record */
+
+struct ext_ext {
+       char    es_bits1[1];
+       char    es_bits2[1];
+       char    es_ifd[2];
+       struct  sym_ext es_asym;
+};
+
+#define        EXT_BITS1_JMPTBL_BIG            0x80
+#define        EXT_BITS1_JMPTBL_LITTLE         0x01
+
+#define        EXT_BITS1_COBOL_MAIN_BIG        0x40
+#define        EXT_BITS1_COBOL_MAIN_LITTLE     0x02
+
+/* Type information external record */
+
+struct tir_ext {
+       char    t_bits1[1];
+       char    t_tq45[1];
+       char    t_tq01[1];
+       char    t_tq23[1];
+};
+
+#define        TIR_BITS1_FBITFIELD_BIG         0x80
+#define        TIR_BITS1_FBITFIELD_LITTLE      0x01
+
+#define        TIR_BITS1_CONTINUED_BIG         0x40
+#define        TIR_BITS1_CONTINUED_LITTLE      0x02
+
+#define        TIR_BITS1_BT_BIG                0x3F
+#define        TIR_BITS1_BT_SH_BIG             0
+#define        TIR_BITS1_BT_LITTLE             0xFC
+#define        TIR_BITS1_BT_SH_LITTLE          2
+
+#define        TIR_BITS_TQ4_BIG                0xF0
+#define        TIR_BITS_TQ4_SH_BIG             4
+#define        TIR_BITS_TQ5_BIG                0x0F
+#define        TIR_BITS_TQ5_SH_BIG             0
+#define        TIR_BITS_TQ4_LITTLE             0x0F
+#define        TIR_BITS_TQ4_SH_LITTLE          0
+#define        TIR_BITS_TQ5_LITTLE             0xF0
+#define        TIR_BITS_TQ5_SH_LITTLE          4
+
+#define        TIR_BITS_TQ0_BIG                0xF0
+#define        TIR_BITS_TQ0_SH_BIG             4
+#define        TIR_BITS_TQ1_BIG                0x0F
+#define        TIR_BITS_TQ1_SH_BIG             0
+#define        TIR_BITS_TQ0_LITTLE             0x0F
+#define        TIR_BITS_TQ0_SH_LITTLE          0
+#define        TIR_BITS_TQ1_LITTLE             0xF0
+#define        TIR_BITS_TQ1_SH_LITTLE          4
+
+#define        TIR_BITS_TQ2_BIG                0xF0
+#define        TIR_BITS_TQ2_SH_BIG             4
+#define        TIR_BITS_TQ3_BIG                0x0F
+#define        TIR_BITS_TQ3_SH_BIG             0
+#define        TIR_BITS_TQ2_LITTLE             0x0F
+#define        TIR_BITS_TQ2_SH_LITTLE          0
+#define        TIR_BITS_TQ3_LITTLE             0xF0
+#define        TIR_BITS_TQ3_SH_LITTLE          4
+
+
+/* Relative symbol external record */
+
+struct rndx_ext {
+       char    r_bits[4];
+};
+
+#define        RNDX_BITS0_RFD_SH_LEFT_BIG      4
+#define        RNDX_BITS1_RFD_BIG              0xF0
+#define        RNDX_BITS1_RFD_SH_BIG           4
+
+#define        RNDX_BITS0_RFD_SH_LEFT_LITTLE   0
+#define        RNDX_BITS1_RFD_LITTLE           0x0F
+#define        RNDX_BITS1_RFD_SH_LEFT_LITTLE   8
+
+#define        RNDX_BITS1_INDEX_BIG            0x0F
+#define        RNDX_BITS1_INDEX_SH_LEFT_BIG    16
+#define        RNDX_BITS2_INDEX_SH_LEFT_BIG    8
+#define        RNDX_BITS3_INDEX_SH_LEFT_BIG    0
+
+#define        RNDX_BITS1_INDEX_LITTLE         0xF0
+#define        RNDX_BITS1_INDEX_SH_LITTLE      4
+#define        RNDX_BITS2_INDEX_SH_LEFT_LITTLE 4
+#define        RNDX_BITS3_INDEX_SH_LEFT_LITTLE 12
+
+
+/* Dense numbers external record */
+
+struct dnr_ext {
+       char    d_rfd[4];
+       char    d_index[4];
+};
+
+/* Auxliliary symbol information external record */
+
+union aux_ext {
+       struct tir_ext  a_ti;
+       struct rndx_ext a_rndx;
+       char    a_dnLow[4];
+       char    a_dnHigh[4];
+       char    a_isym[4];
+       char    a_iss[4];
+       char    a_width[4];
+       char    a_count[4];
+};
+
+/* FIXME!  These are copied from ../bfd/libbfd.h */
+PROTO (bfd_vma, _do_getb32, (unsigned char *addr));
+PROTO (bfd_vma, _do_getl32, (unsigned char *addr));
+
+#define        AUX_GET_DNLOW(bigend, ax)       (bigend? _do_getb32 ((ax)->a_dnLow): \
+                                                _do_getl32 ((ax)->a_dnLow))
+#define        AUX_GET_DNHIGH(bigend, ax)      (bigend? _do_getb32 ((ax)->a_dnHigh): \
+                                                _do_getl32 ((ax)->a_dnHigh))
+#define        AUX_GET_ISYM(bigend, ax)        (bigend? _do_getb32 ((ax)->a_isym): \
+                                                _do_getl32 ((ax)->a_isym))
+#define        AUX_GET_ISS(bigend, ax)         (bigend? _do_getb32 ((ax)->a_iss): \
+                                                _do_getl32 ((ax)->a_iss))
+#define        AUX_GET_WIDTH(bigend, ax)       (bigend? _do_getb32 ((ax)->a_width): \
+                                                _do_getl32 ((ax)->a_width))
+#define        AUX_GET_COUNT(bigend, ax)       (bigend? _do_getb32 ((ax)->a_count): \
+                                                _do_getl32 ((ax)->a_count))