+++ /dev/null
-/* Definitions of target machine for GNU compiler.
- Citicorp/TTI Unicom PBB version (using GAS with a %-register prefix)
- Copyright (C) 1987, 1988, 1990, 1996, 1997, 2002 Free Software Foundation, Inc.
-
-This file is part of GNU CC.
-
-GNU CC 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, or (at your option)
-any later version.
-
-GNU CC 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 GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-/* Note: This config uses a version of gas with a postprocessing stage that
- converts the output of gas to coff containing stab debug symbols.
- (See vasta@apollo.com or mb@soldev.tti.com) */
-
-#include "m68k/m68k.h"
-
-/* See m68k.h. 5 means 68020 without 68881. */
-
-#define TARGET_DEFAULT (MASK_BITFIELD|MASK_68020)
-
-/* Don't try using XFmode. */
-#undef LONG_DOUBLE_TYPE_SIZE
-#define LONG_DOUBLE_TYPE_SIZE 64
-
-/* Every structure or union's size must be a multiple of 2 bytes. */
-#define STRUCTURE_SIZE_BOUNDARY 16
-
-/* Define __HAVE_68881__ in preprocessor if -m68881 is specified.
- This will control the use of inline 68881 insns in certain macros. */
-
-#define CPP_SPEC "%{m68881:-D__HAVE_68881__}"
-
-/* Names to predefine in the preprocessor for this target machine. */
-
-#define CPP_PREDEFINES "-Dm68k -Dunix -DUnicomPBB -Dmc68k -Dmc68020 -Dmc68k32 -Asystem=unix -Acpu=m68k -Amachine=m68k"
-
-/* We want DBX format for use with gdb under COFF. */
-
-#define DBX_DEBUGGING_INFO
-
-/* Generate calls to memcpy, memcmp and memset. */
-
-#define TARGET_MEM_FUNCTIONS
-
-/* -m68000 requires special flags to the assembler. */
-
-#define ASM_SPEC \
- " %{m68000:-mc68010}%{mc68000:-mc68010}"
-
-/* we use /lib/libp/lib* when profiling */
-
-#define LIB_SPEC "%{p:-L/usr/lib/libp} %{pg:-L/usr/lib/libp} -lc"
-
-
-/* Use crt1.o as a startup file and crtn.o as a closing file. */
-/*
- * The loader directive file gcc.ifile defines how to merge the constructor
- * sections into the data section. Also, since gas only puts out those
- * sections in response to N_SETT stabs, and does not (yet) have a
- * ".sections" directive, gcc.ifile also defines the list symbols
- * __DTOR_LIST__ and __CTOR_LIST__.
- *
- * Finally, we must explicitly specify the file from libgcc.a that defines
- * exit(), otherwise if the user specifies (for example) "-lc_s" on the
- * command line, the wrong exit() will be used and global destructors will
- * not get called .
- */
-
-#define STARTFILE_SPEC \
-"%{!r: gcc.ifile%s} %{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}} \
-%{!r:_exit.o%s}"
-
-#define ENDFILE_SPEC "crtn.o%s"
-
-/* cpp has to support a #sccs directive for the /usr/include files */
-
-#define SCCS_DIRECTIVE
-
-/* GAS register prefix assembly syntax: */
-
-/* User labels have no prefix */
-#undef USER_LABEL_PREFIX
-#define USER_LABEL_PREFIX ""
-
-/* local labels are prefixed with ".L" */
-#undef LOCAL_LABEL_PREFIX
-#define LOCAL_LABEL_PREFIX "."
-
-/* registers are prefixed with "%" */
-#undef REGISTER_PREFIX
-#define REGISTER_PREFIX "%"
-
-#undef REGISTER_NAMES
-#define REGISTER_NAMES \
-{"%d0", "%d1", "%d2", "%d3", "%d4", "%d5", "%d6", "%d7", \
- "%a0", "%a1", "%a2", "%a3", "%a4", "%a5", "%a6", "%sp", \
- "%fp0", "%fp1", "%fp2", "%fp3", "%fp4", "%fp5", "%fp6", "%fp7"}
-
-#undef FUNCTION_EXTRA_EPILOGUE
-#define FUNCTION_EXTRA_EPILOGUE(FILE, SIZE) \
-{ if (current_function_returns_pointer \
- && ! find_equiv_reg (0, get_last_insn (), 0, 0, 0, 8, Pmode)) \
- asm_fprintf (FILE, "\tmovl %Rd0,%Ra0\n"); }
-
-#define ASM_RETURN_CASE_JUMP \
- do { \
- if (TARGET_5200) \
- { \
- if (ADDRESS_REG_P (operands[0])) \
- return "jmp %%pc@(2,%0:l)"; \
- else \
- return "ext%.l %0\n\tjmp %%pc@(2,%0:l)"; \
- } \
- else \
- return "jmp %%pc@(2,%0:w)"; \
- } while (0)
-
-/* Although the gas we use can create .ctor and .dtor sections from N_SETT
- stabs, it does not support section directives, so we need to have the loader
- define the lists.
- */
-#define CTOR_LISTS_DEFINED_EXTERNALLY
-
-/* similar to default, but allows for the table defined by ld with gcc.ifile.
- nptrs is always 0. So we need to instead check that __DTOR_LIST__[1] != 0.
- The old check is left in so that the same macro can be used if and when
- a future version of gas does support section directives. */
-
-#define DO_GLOBAL_DTORS_BODY {int nptrs = *(int *)__DTOR_LIST__; int i; \
- if (nptrs == -1 || (__DTOR_LIST__[0] == 0 && __DTOR_LIST__[1] != 0)) \
- for (nptrs = 0; __DTOR_LIST__[nptrs + 1] != 0; nptrs++); \
- for (i = nptrs; i >= 1; i--) \
- __DTOR_LIST__[i] (); }
-
-/*
- * Here is an example gcc.ifile. I've tested it on PBB 68k and on sco 386
- * systems. The NEXT(0x200000) works on just about all 386 and m68k systems,
- * but can be reduced to any power of 2 that is >= NBPS (0x10000 on a pbb).
-
- SECTIONS {
- .text BIND(0x200200) BLOCK (0x200) :
- { *(.init) *(.text) vfork = fork; *(.fini) }
-
- GROUP BIND( NEXT(0x200000) + ADDR(.text) + SIZEOF(.text)):
- { .data : { __CTOR_LIST__ = . ; . += 4; *(.ctor) . += 4 ;
- __DTOR_LIST__ = . ; . += 4; *(.dtor) . += 4 ; }
- .bss : { }
- }
- }
- */
-
-/*
-Local variables:
-version-control: t
-End:
-*/
projects / msp430-gcc.git / blobdiff