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/* Definitions for Intel 386 running SunOS 4.0.
Copyright (C) 1988 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 1, 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "tm-i386.h"
/* Use the Sun assembler syntax. */
#include "tm-sun386.h"
/* By default, target has a 80387. */
#define TARGET_DEFAULT 1
/* Use crt0.o as a startup file. */
#define STARTFILE_SPEC \
"%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}\
%{sun386:}"
/* That last item is just to prevent a spurious error. */
/* It is hard to debug with shared libraries,
so don't use them if going to debug. */
#undef LINK_SPEC
#define LINK_SPEC "%{!e*:-e _start} -dc -dp %{g:-Bstatic} %{static:-Bstatic} %{-Bstatic}"
/* Extra switches to give the assembler. */
#define ASM_SPEC "-i386"
/* Specify predefined symbols in preprocessor. */
#define CPP_PREDEFINES "-Dunix -Di386 -Dsun386 -Dsun"
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Output #ident as a .ident. */
#define ASM_OUTPUT_IDENT(FILE, NAME) fprintf (FILE, "\t.ident \"%s\"\n", NAME);
/* We don't want to output SDB debugging information. */
#undef SDB_DEBUGGING_INFO
/* We want to output DBX debugging information. */
#define DBX_DEBUGGING_INFO
/* Implicit library calls should use memcpy, not bcopy, etc. */
#define TARGET_MEM_FUNCTIONS
/* Force structure alignment to the type used for a bitfield. */
#define PCC_BITFIELD_TYPE_MATTERS 1
/* Define how to find the value returned by a function.
VALTYPE is the data type of the value (as a tree).
If the precise function being called is known, FUNC is its FUNCTION_DECL;
otherwise, FUNC is 0. */
#define VALUE_REGNO(MODE) \
(((MODE)==SFmode || (MODE)==DFmode) ? FIRST_FLOAT_REG : 0)
/* 1 if N is a possible register number for a function value. */
#define FUNCTION_VALUE_REGNO_P(N) ((N) == 0 || (N)== FIRST_FLOAT_REG)
/* This is partly guess. */
#undef DBX_REGISTER_NUMBER
#define DBX_REGISTER_NUMBER(n) \
((n) == 0 ? 11 : (n) == 1 ? 9 : (n) == 2 ? 10 : (n) == 3 ? 8 \
: (n) == 4 ? 5 : (n) == 5 ? 4 : (n) == 6 ? 6 : (n))
/* Every debugger symbol must be in the text section.
Otherwise the assembler or the linker screws up. */
#define DEBUG_SYMS_TEXT
/* This NOP insn makes profiling not fail. */
#define ASM_IDENTIFY_GCC(FILE) \
fprintf (FILE, (profile_flag ? "gcc_compiled.:\n\tnop\n" : "gcc_compiled.:\n"))
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