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Annotation of gcc/config/m88kv3.h, revision 1.1.1.1

1.1       root        1: /* Definitions of target machine for GNU compiler.
                      2:    Motorola m88100 running the AT&T/Unisoft/Motorla V.3 reference port.
                      3:    Copyright (C) 1990, 1991 Free Software Foundation, Inc.
                      4:    Contributed by Ray Essick ([email protected])
                      5:    Currently supported by Tom Wood ([email protected])
                      6: 
                      7: This file is part of GNU CC.
                      8: 
                      9: GNU CC is free software; you can redistribute it and/or modify
                     10: it under the terms of the GNU General Public License as published by
                     11: the Free Software Foundation; either version 2, or (at your option)
                     12: any later version.
                     13: 
                     14: GNU CC is distributed in the hope that it will be useful,
                     15: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     16: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     17: GNU General Public License for more details.
                     18: 
                     19: You should have received a copy of the GNU General Public License
                     20: along with GNU CC; see the file COPYING.  If not, write to
                     21: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     22: 
                     23: #include "m88k.h"
                     24: 
                     25: /* Default switches */
                     26: #undef TARGET_DEFAULT
                     27: #define TARGET_DEFAULT (MASK_CHECK_ZERO_DIV    | \
                     28:                         MASK_OCS_DEBUG_INFO    | \
                     29:                         MASK_OCS_FRAME_POSITION)
                     30: 
                     31: /* Macros to be automatically defined.  */
                     32: #undef CPP_PREDEFINES
                     33: #define CPP_PREDEFINES "-Dm88000 -Dm88k -DsysV88 -D__CLASSIFY_TYPE__=2"
                     34: 
                     35: /* Override svr3.h to link with ?crt0.o instead of ?crt1.o and ?crtn.o.
                     36:    From [email protected].  */
                     37: #undef STARTFILE_SPEC
                     38: #define STARTFILE_SPEC \
                     39:    "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
                     40: 
                     41: /* Profiled libraries live in a different directory but keep the same
                     42:    names other than that.  [email protected] says -lg is always needed.  */
                     43: #undef LIB_SPEC
                     44: #define LIB_SPEC "%{p:-L/lib/libp}%{pg:%{!p:-L/lib/libp}} -lg -lc"
                     45: 
                     46: /* Hot version of the profiler that uses r10 to pass the address of
                     47:    the counter.  the _gcc_mcount routine knows not to screw with
                     48:    the parameter registers.
                     49: 
                     50:    DG/UX does this; i wrote a gnu-c/88k specific version and put it
                     51:    in libgcc2.c -- RBE; this macro knows about the leading underscore
                     52:    convention.  */
                     53: #undef FUNCTION_PROFILER
                     54: #define FUNCTION_PROFILER(FILE, LABELNO) \
                     55:   output_function_profiler (FILE, LABELNO, "_gcc_mcount", 0)
                     56: 
                     57: /* Various other changes that we want to have in place without
                     58:    too many changes to the m88k.h file.  */
                     59: #undef USE_LIBG
                     60: #define        USE_LIBG

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