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tm-sequent.h
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1990-03-14
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/* Definitions of target machine for GNU compiler. SEQUENT NS32000 version.
Copyright (C) 1987 Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@mcc.com)
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. */
/* Two flags to control how addresses are printed in assembler insns. */
#define SEQUENT_ADDRESS_BUG 1
#define SEQUENT_BASE_REGS
#include "tm-ns32k.h"
/* This is BSD, so it wants DBX format. */
#define DBX_DEBUGGING_INFO
/* Sequent has some changes in the format of DBX symbols. */
#define DBX_NO_XREFS 1
/* Don't split DBX symbols into continuations. */
#define DBX_CONTIN_LENGTH 0
#define TARGET_DEFAULT 1
/* Print subsidiary information on the compiler version in use. */
#undef TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (32000, Sequent syntax)");
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Dns32000 -Dsequent -Dunix"
/* This is how to align the code that follows an unconditional branch.
Don't define it, since it confuses the assembler (we hear). */
#undef ASM_OUTPUT_ALIGN_CODE
/* Assember pseudo-op for shared data segment. */
#define SHARED_SECTION_ASM_OP ".shdata"
/* %$ means print the prefix for an immediate operand.
On the sequent, no prefix is used for such. */
#undef PRINT_OPERAND
#define PRINT_OPERAND(FILE, X, CODE) \
{ if (CODE == '$') ; \
else if (CODE == '?'); \
else if (GET_CODE (X) == REG) \
fprintf (FILE, "%s", reg_names[REGNO (X)]); \
else if (GET_CODE (X) == MEM) \
{ \
rtx xfoo; \
xfoo = XEXP (X, 0); \
switch (GET_CODE (xfoo)) \
{ \
case MEM: \
if (GET_CODE (XEXP (xfoo, 0)) == REG) \
if (REGNO (XEXP (xfoo, 0)) == STACK_POINTER_REGNUM) \
fprintf (FILE, "0(0(sp))"); \
else fprintf (FILE, "0(0(%s))", \
reg_names[REGNO (XEXP (xfoo, 0))]); \
else \
{ \
fprintf (FILE, "0("); \
output_address (xfoo); \
putc (')', FILE); \
} \
break; \
case REG: \
fprintf (FILE, "0(%s)", reg_names[REGNO (xfoo)]); \
break; \
case PRE_DEC: \
case POST_INC: \
fprintf (FILE, "tos"); \
break; \
case CONST_INT: \
fprintf (FILE, "@%d", INTVAL (xfoo)); \
break; \
default: \
output_address (xfoo); \
break; \
} \
} \
else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) != DImode) \
if (GET_MODE (X) == DFmode) \
{ union { double d; int i[2]; } u; \
u.i[0] = CONST_DOUBLE_LOW (X); u.i[1] = CONST_DOUBLE_HIGH (X); \
fprintf (FILE, "0d%.20e", u.d); } \
else { union { double d; int i[2]; } u; \
u.i[0] = CONST_DOUBLE_LOW (X); u.i[1] = CONST_DOUBLE_HIGH (X); \
fprintf (FILE, "0f%.20e", u.d); } \
else output_addr_const (FILE, X); }
#undef PRINT_OPERAND_ADDRESS
#define PRINT_OPERAND_ADDRESS(FILE, ADDR) print_operand_address(FILE, ADDR)