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Annotation of gcc/tm-sun386i.h, revision 1.1

1.1     ! root        1: /* Definitions for Intel 386 running SunOS 4.0.
        !             2:    Copyright (C) 1988 Free Software Foundation, Inc.
        !             3: 
        !             4: This file is part of GNU CC.
        !             5: 
        !             6: GNU CC is distributed in the hope that it will be useful,
        !             7: but WITHOUT ANY WARRANTY.  No author or distributor
        !             8: accepts responsibility to anyone for the consequences of using it
        !             9: or for whether it serves any particular purpose or works at all,
        !            10: unless he says so in writing.  Refer to the GNU CC General Public
        !            11: License for full details.
        !            12: 
        !            13: Everyone is granted permission to copy, modify and redistribute
        !            14: GNU CC, but only under the conditions described in the
        !            15: GNU CC General Public License.   A copy of this license is
        !            16: supposed to have been given to you along with GNU CC so you
        !            17: can know your rights and responsibilities.  It should be in a
        !            18: file named COPYING.  Among other things, the copyright notice
        !            19: and this notice must be preserved on all copies.  */
        !            20: 
        !            21: 
        !            22: #include "tm-i386.h"
        !            23: 
        !            24: /* Use the Sun assembler syntax.  */
        !            25: 
        !            26: #include "tm-sun386.h"
        !            27: 
        !            28: /* By default, target has a 80387.  */
        !            29: 
        !            30: #define TARGET_DEFAULT 1
        !            31: 
        !            32: /* Use crt0.o as a startup file.  */
        !            33: 
        !            34: #define STARTFILE_SPEC  \
        !            35:   "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
        !            36: 
        !            37: #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
        !            38: 
        !            39: /* Extra switches to give the assembler.  */
        !            40: 
        !            41: #define ASM_SPEC "-i386"
        !            42: 
        !            43: /* Specify predefined symbols in preprocessor.  */
        !            44: 
        !            45: #define CPP_PREDEFINES "-Dunix -Di386 -Dsun386"
        !            46: 
        !            47: /* Allow #ident and #sccs in preprocessor.  */
        !            48: 
        !            49: #define IDENT_DIRECTIVE
        !            50: #define SCCS_DIRECTIVE
        !            51: 
        !            52: /* We don't want to output SDB debugging information.  */
        !            53: 
        !            54: #undef SDB_DEBUGGING_INFO
        !            55: 
        !            56: /* We want to output DBX debugging information.  */
        !            57: 
        !            58: #define DBX_DEBUGGING_INFO
        !            59: 
        !            60: /* Implicit library calls should use memcpy, not bcopy, etc.  */
        !            61: 
        !            62: #define TARGET_MEM_FUNCTIONS
        !            63: 
        !            64: 
        !            65: /* Define how to find the value returned by a function.
        !            66:    VALTYPE is the data type of the value (as a tree).
        !            67:    If the precise function being called is known, FUNC is its FUNCTION_DECL;
        !            68:    otherwise, FUNC is 0.  */
        !            69: 
        !            70: #define VALUE_REGNO(MODE) \
        !            71:   (((MODE)==SFmode || (MODE)==DFmode) ? FIRST_FLOAT_REG : 0)
        !            72: 
        !            73: /* 1 if N is a possible register number for a function value. */
        !            74: 
        !            75: #define FUNCTION_VALUE_REGNO_P(N) ((N) == 0 || (N)== FIRST_FLOAT_REG)
        !            76: 
        !            77: /* This is partly guess.  */
        !            78: 
        !            79: #undef DBX_REGISTER_NUMBER
        !            80: #define DBX_REGISTER_NUMBER(n) \
        !            81: ((n) == 1 ? 2 : (n) == 2 ? 1 : (n) < 8 ? (n) : 12)
        !            82: 
        !            83: /* Every debugger symbol must be in the text section.
        !            84:    Otherwise the assembler or the linker screws up.  */
        !            85: 
        !            86: #define DEBUG_SYMS_TEXT

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