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- /* Definitions for Sequent Intel 386.
- 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 BSD assembler syntax. */
-
- #include "tm-bsd386.h"
-
- /* By default, target has a 80387. */
-
- #define TARGET_DEFAULT 1
-
- /* Specify predefined symbols in preprocessor. */
-
- #define CPP_PREDEFINES "-Dunix -Di386 -Dsequent"
-
- /* We don't want to output SDB debugging information. */
-
- #undef SDB_DEBUGGING_INFO
-
- /* We want to output DBX debugging information. */
-
- #define DBX_DEBUGGING_INFO
-
- /* gcc order is ax, dx, cx, bx, si, di, bp, sp, st, st.
- * dbx order is ax, dx, cx, st(0), st(1), bx, si, di, st(2), st(3),
- * st(4), st(5), st(6), st(7), sp, bp */
- #undef DBX_REGISTER_NUMBER
- #define DBX_REGISTER_NUMBER(n) \
- ((n) < 3 ? (n) : (n) < 6 ? (n) + 2 \
- : (n) == 6 ? 15 : (n) == 7 ? 14 : 3)
-
- /* Prevent anything from being allocated in the register pair cx/bx,
- since that would confuse GDB. */
-
- #undef HARD_REGNO_MODE_OK
- #define HARD_REGNO_MODE_OK(REGNO, MODE) \
- (hard_regno_mode_ok (REGNO, MODE) \
- && ! (REGNO == 2 && GET_MODE_SIZE (MODE) > 4))
-
- /* Floating-point return values come in the FP register. */
-
- #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)
-
- /* Output assembler code to FILE to increment profiler label # LABELNO
- for profiling a function entry. */
-
- #undef FUNCTION_PROFILER
- #define FUNCTION_PROFILER(FILE, LABELNO) \
- fprintf (FILE, "\tmovl $LP%d,%%eax\n\tcall mcount\n", (LABELNO));
-
- /* Assember pseudo-op for shared data segment. */
- #define SHARED_SECTION_ASM_OP ".shdata"
-