+++ /dev/null
-/* Definitions of target machine for GNU compiler. SONY NEWS-OS 4 version.
- Copyright (C) 1987, 1989, 1993, 1994, 1996, 1997, 1998, 1999
- 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. */
-
-#ifndef USE_GAS
-/* This controls conditionals in m68k.h. */
-#define MOTOROLA /* Use Motorola syntax rather than "MIT" */
-#define SGS_NO_LI /* Suppress jump table label usage */
-#endif
-
-#define NEWS
-#define NO_DOLLAR_IN_LABEL
-#define NO_DOT_IN_LABEL
-
-#include "m68k/m68k.h"
-
-/* See m68k.h. 7 means 68020 with 68881. */
-
-#define TARGET_DEFAULT (MASK_BITFIELD|MASK_68881|MASK_68020)
-
-/* Define __HAVE_68881__ in preprocessor, unless -msoft-float is specified.
- This will control the use of inline 68881 insns in certain macros. */
-
-#define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__}"
-
-/* Names to predefine in the preprocessor for this target machine. */
-/* These are the ones defined by Sony, plus mc68000 for uniformity with
- GCC on other 68000 systems. */
-
-#ifdef MOTOROLA
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dnews700 -D__motorola__ -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#else
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dnews700 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-
-/* These conditionals tested for different submodels,
- but they were incorrect since they tested the host rather than the target.
- The choice of model shouldn't actually matter. */
-
-#if 0
-#ifdef news800
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dnews800 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-#ifdef news900
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dnews900 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-#ifdef news1500
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dmc68030 -Dnews1500 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-#ifdef news1700
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dmc68030 -Dnews1700 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-#ifdef news1800
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dmc68030 -Dnews1800 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-#ifdef news1900
-#define CPP_PREDEFINES "-Dunix -Dbsd43 -Dsony -Dsony_news -Dmc68000 -Dmc68020 -Dmc68030 -Dnews1900 -Asystem=unix -Asystem=bsd -Acpu=m68k -Amachine=m68k"
-#endif
-#endif
-
-/* Link with libg.a when debugging, for dbx's sake. */
-
-#define LIB_SPEC "%{g:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} "
-
-/* This is BSD, so it wants DBX format. */
-
-#define DBX_DEBUGGING_INFO
-
-#if 0
-/* This is to be compatible with types.h.
- It was found to be necessary with Newsos 3. */
-
-#define SIZE_TYPE "long int"
-#endif
-\f
-/* Override parts of m68k.h to fit Sony's assembler syntax. */
-
-#undef BIGGEST_ALIGNMENT
-#undef CALL_USED_REGISTERS
-#undef FUNCTION_VALUE
-#undef LIBCALL_VALUE
-#undef FUNCTION_PROFILER
-
-#ifdef MOTOROLA
-#undef REGISTER_NAMES
-#undef ASM_OUTPUT_REG_PUSH
-#undef ASM_OUTPUT_REG_POP
-#undef ASM_OUTPUT_SKIP
-#undef ASM_FORMAT_PRIVATE_NAME
-#endif
-
-#undef ASM_OUTPUT_ALIGN
-
-/* There is no point aligning anything to a rounder boundary than this. */
-#define BIGGEST_ALIGNMENT 32
-
-/* A bitfield declared as `int' forces `int' alignment for the struct. */
-#define PCC_BITFIELD_TYPE_MATTERS 1
-
-/* NEWS makes d2, d3, fp2 and fp3 unsaved registers, unlike the Sun system. */
-
-#define CALL_USED_REGISTERS \
- {1, 1, 1, 1, 0, 0, 0, 0, \
- 1, 1, 0, 0, 0, 0, 0, 1, \
- 1, 1, 1, 1, 0, 0, 0, 0}
-
-/* NEWS returns floats and doubles in fp0, not d0/d1. */
-
-#define FUNCTION_VALUE(VALTYPE,FUNC) LIBCALL_VALUE (TYPE_MODE (VALTYPE))
-
-#define LIBCALL_VALUE(MODE) \
- gen_rtx_REG ((MODE), \
- ((TARGET_68881 \
- && ((MODE) == SFmode || (MODE) == DFmode \
- || (MODE) == XFmode)) \
- ? 16 : 0))
-
-#define ASM_OUTPUT_ALIGN(FILE,LOG) \
- fprintf (FILE, "\t.align %d\n", (LOG))
-\f
-#ifdef MOTOROLA
-
-#define FUNCTION_PROFILER(FILE, LABEL_NO) \
- fprintf (FILE, "\tmove.l #LP%d,d0\n\tjsr mcount\n", (LABEL_NO));
-
-/* Difference from m68k.h is in `fp' instead of `a6'. */
-
-#define REGISTER_NAMES \
-{"d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", \
- "a0", "a1", "a2", "a3", "a4", "a5", "fp", "sp", \
- "fp0", "fp1", "fp2", "fp3", "fp4", "fp5", "fp6", "fp7"}
-
-/* This is how to output an insn to push a register on the stack.
- It need not be very fast code. */
-
-#define ASM_OUTPUT_REG_PUSH(FILE,REGNO) \
- fprintf (FILE, "\tmove.l %s,-(sp)\n", reg_names[REGNO])
-
-/* This is how to output an insn to pop a register from the stack.
- It need not be very fast code. */
-
-#define ASM_OUTPUT_REG_POP(FILE,REGNO) \
- fprintf (FILE, "\tmove.l (sp)+,%s\n", reg_names[REGNO])
-
-#define ASM_OUTPUT_SKIP(FILE,SIZE) \
- fprintf (FILE, "\t.space %u\n", (SIZE))
-
-#if 0
-/* The NEWS assembler in version 3.4 complains about fmove.d, but this
- macro proved not to work right. 3.4 is old, so forget about it. */
-#define ASM_OUTPUT_OPCODE(FILE, STRING) \
-{ \
- if (!strncmp (STRING, "fmove.d", 7) \
- && CONSTANT_P (operands[1])) \
- { \
- fprintf (FILE, "fmove.x"); \
- STRING += 7; \
- } \
-}
-#endif
-
-/* Store in OUTPUT a string (made with alloca) containing
- an assembler-name for a local static variable named NAME.
- LABELNO is an integer which is different for each call. */
-
-#define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
-( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 13), \
- sprintf ((OUTPUT), "%s$$$%d", (NAME), (LABELNO)))
-
-/* Output a float value (represented as a C double) as an immediate operand.
- This macro is a 68k-specific macro. */
-
-#undef ASM_OUTPUT_FLOAT_OPERAND
-#define ASM_OUTPUT_FLOAT_OPERAND(CODE,FILE,VALUE) \
- do { \
- if (CODE == 'f') \
- { \
- char dstr[30]; \
- REAL_VALUE_TO_DECIMAL (VALUE, "%.9e", dstr); \
- if (REAL_VALUE_ISINF (VALUE) || REAL_VALUE_ISNAN (VALUE)) \
- { \
- if (REAL_VALUE_NEGATIVE (VALUE)) \
- fprintf (FILE, "#0f-99e999"); \
- else \
- fprintf (FILE, "#0f99e999"); \
- } \
- else if (REAL_VALUE_MINUS_ZERO (VALUE)) \
- fprintf (FILE, "#0f-0.0"); \
- else \
- fprintf (FILE, "#0f%s", dstr); \
- } \
- else \
- { \
- long l; \
- REAL_VALUE_TO_TARGET_SINGLE (VALUE, l); \
- fprintf (FILE, "#0x%lx", l); \
- } \
- } while (0)
-
-/* Output a double value (represented as a C double) as an immediate operand.
- This macro is a 68k-specific macro. */
-#undef ASM_OUTPUT_DOUBLE_OPERAND
-#define ASM_OUTPUT_DOUBLE_OPERAND(FILE,VALUE) \
- do { char dstr[30]; \
- REAL_VALUE_TO_DECIMAL (VALUE, "%.20e", dstr ); \
- if (REAL_VALUE_ISINF (VALUE) || REAL_VALUE_ISNAN (VALUE)) \
- { \
- if (REAL_VALUE_NEGATIVE (VALUE)) \
- fprintf (FILE, "#0d-99e999"); \
- else \
- fprintf (FILE, "#0d99e999"); \
- } \
- else if (REAL_VALUE_MINUS_ZERO (VALUE)) \
- fprintf (FILE, "#0d-0.0"); \
- else \
- fprintf (FILE, "#0d%s", dstr); \
- } while (0)
-
-/* Note, long double immediate operands are not actually
- generated by m68k.md. */
-#undef ASM_OUTPUT_LONG_DOUBLE_OPERAND
-#define ASM_OUTPUT_LONG_DOUBLE_OPERAND(FILE,VALUE) \
- do { char dstr[30]; \
- REAL_VALUE_TO_DECIMAL (VALUE, "%.20g", dstr); \
- asm_fprintf (FILE, "%I0r%s", dstr); \
- } while (0)
-
-#if 0
-#undef PRINT_OPERAND
-#define PRINT_OPERAND(FILE, X, CODE) \
-{ if (CODE == '.') fprintf (FILE, "."); \
- else if (CODE == '#') fprintf (FILE, "#"); \
- else if (CODE == '-') fprintf (FILE, "-(sp)"); \
- else if (CODE == '+') fprintf (FILE, "(sp)+"); \
- else if (CODE == '@') fprintf (FILE, "(sp)"); \
- else if (CODE == '!') fprintf (FILE, "fpcr"); \
- else if (CODE == '$') {if (TARGET_68040_ONLY) fprintf (FILE, "s");} \
- else if (CODE == '&') {if (TARGET_68040_ONLY) fprintf (FILE, "d");} \
- else if (CODE == '/') \
- ; \
- else if (GET_CODE (X) == REG) \
- fprintf (FILE, "%s", reg_names[REGNO (X)]); \
- else if (GET_CODE (X) == MEM) \
- output_address (XEXP (X, 0)); \
- else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) == SFmode) \
- { REAL_VALUE_TYPE r; \
- REAL_VALUE_FROM_CONST_DOUBLE (r, X); \
- if (CODE == 'f') \
- { char dstr[30]; \
- REAL_VALUE_TO_DECIMAL (r, "%.9e", dstr); \
- if (REAL_VALUE_ISINF (r) || REAL_VALUE_ISNAN (r)) { \
- if (REAL_VALUE_NEGATIVE (r)) \
- fprintf (FILE, "#0f-99e999"); \
- else \
- fprintf (FILE, "#0f99e999"); } \
- else if (REAL_VALUE_MINUS_ZERO (r)) \
- fprintf (FILE, "#0f-0.0"); \
- else \
- fprintf (FILE, "#0f%s", dstr); \
- } \
- else \
- { long l; \
- REAL_VALUE_TO_TARGET_SINGLE (r, l); \
- fprintf (FILE, "#0x%lx", l); \
- }} \
- else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) == XFmode) \
- { REAL_VALUE_TYPE r; \
- REAL_VALUE_FROM_CONST_DOUBLE (r, X); \
- ASM_OUTPUT_LONG_DOUBLE_OPERAND (FILE, r); } \
- else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) == DFmode) \
- { REAL_VALUE_TYPE r; char dstr[30]; \
- REAL_VALUE_FROM_CONST_DOUBLE (r, X); \
- REAL_VALUE_TO_DECIMAL (r, "%.20e", dstr ); \
- if (REAL_VALUE_ISINF (r) || REAL_VALUE_ISNAN (r)) { \
- if (REAL_VALUE_NEGATIVE (r)) \
- fprintf (FILE, "#0d-99e999"); \
- else \
- fprintf (FILE, "#0d99e999"); } \
- else if (REAL_VALUE_MINUS_ZERO (r)) \
- fprintf (FILE, "#0d-0.0"); \
- else \
- fprintf (FILE, "#0d%s", dstr); } \
- else if (CODE == 'b') output_addr_const (FILE, X); \
- else { putc ('#', FILE); output_addr_const (FILE, X); }}
-#endif
-
-#undef PRINT_OPERAND_ADDRESS
-#define PRINT_OPERAND_ADDRESS(FILE, ADDR) \
-{ register rtx reg1, reg2, breg, ireg; \
- register rtx addr = ADDR; \
- rtx offset; \
- switch (GET_CODE (addr)) \
- { \
- case REG: \
- fprintf (FILE, "(%s)", reg_names[REGNO (addr)]); \
- break; \
- case PRE_DEC: \
- fprintf (FILE, "-(%s)", reg_names[REGNO (XEXP (addr, 0))]); \
- break; \
- case POST_INC: \
- fprintf (FILE, "(%s)+", reg_names[REGNO (XEXP (addr, 0))]); \
- break; \
- case PLUS: \
- reg1 = 0; reg2 = 0; \
- ireg = 0; breg = 0; \
- offset = 0; \
- if (CONSTANT_ADDRESS_P (XEXP (addr, 0))) \
- { \
- offset = XEXP (addr, 0); \
- addr = XEXP (addr, 1); \
- } \
- else if (CONSTANT_ADDRESS_P (XEXP (addr, 1))) \
- { \
- offset = XEXP (addr, 1); \
- addr = XEXP (addr, 0); \
- } \
- if (GET_CODE (addr) != PLUS) ; \
- else if (GET_CODE (XEXP (addr, 0)) == SIGN_EXTEND) \
- { \
- reg1 = XEXP (addr, 0); \
- addr = XEXP (addr, 1); \
- } \
- else if (GET_CODE (XEXP (addr, 1)) == SIGN_EXTEND) \
- { \
- reg1 = XEXP (addr, 1); \
- addr = XEXP (addr, 0); \
- } \
- else if (GET_CODE (XEXP (addr, 0)) == MULT) \
- { \
- reg1 = XEXP (addr, 0); \
- addr = XEXP (addr, 1); \
- } \
- else if (GET_CODE (XEXP (addr, 1)) == MULT) \
- { \
- reg1 = XEXP (addr, 1); \
- addr = XEXP (addr, 0); \
- } \
- else if (GET_CODE (XEXP (addr, 0)) == REG) \
- { \
- reg1 = XEXP (addr, 0); \
- addr = XEXP (addr, 1); \
- } \
- else if (GET_CODE (XEXP (addr, 1)) == REG) \
- { \
- reg1 = XEXP (addr, 1); \
- addr = XEXP (addr, 0); \
- } \
- if (GET_CODE (addr) == REG || GET_CODE (addr) == MULT \
- || GET_CODE (addr) == SIGN_EXTEND) \
- { if (reg1 == 0) reg1 = addr; else reg2 = addr; addr = 0; } \
- if (offset != 0) { if (addr != 0) abort (); addr = offset; } \
- if ((reg1 && (GET_CODE (reg1) == SIGN_EXTEND \
- || GET_CODE (reg1) == MULT)) \
- || (reg2 != 0 && REGNO_OK_FOR_BASE_P (REGNO (reg2)))) \
- { breg = reg2; ireg = reg1; } \
- else if (reg1 != 0 && REGNO_OK_FOR_BASE_P (REGNO (reg1))) \
- { breg = reg1; ireg = reg2; } \
- if (ireg != 0 && breg == 0 && GET_CODE (addr) == LABEL_REF) \
- { int scale = 1; \
- if (GET_CODE (ireg) == MULT) \
- { scale = INTVAL (XEXP (ireg, 1)); \
- ireg = XEXP (ireg, 0); } \
- if (GET_CODE (ireg) == SIGN_EXTEND) \
- fprintf (FILE, "(L%d.b,pc,%s.w", \
- CODE_LABEL_NUMBER (XEXP (addr, 0)), \
- reg_names[REGNO (XEXP (ireg, 0))]); \
- else \
- fprintf (FILE, "(L%d.b,pc,%s.l", \
- CODE_LABEL_NUMBER (XEXP (addr, 0)), \
- reg_names[REGNO (ireg)]); \
- if (scale != 1) fprintf (FILE, "*%d", scale); \
- putc (')', FILE); \
- break; } \
- if (breg != 0 && ireg == 0 && GET_CODE (addr) == LABEL_REF) \
- { fprintf (FILE, "(L%d.b,pc,%s.l", \
- CODE_LABEL_NUMBER (XEXP (addr, 0)), \
- reg_names[REGNO (breg)]); \
- putc (')', FILE); \
- break; } \
- if (ireg != 0 || breg != 0) \
- { int scale = 1; \
- if (breg == 0) \
- abort (); \
- if (addr && GET_CODE (addr) == LABEL_REF) abort (); \
- fprintf (FILE, "("); \
- if (addr != 0) { \
- output_addr_const (FILE, addr); \
- putc (',', FILE); } \
- fprintf (FILE, "%s", reg_names[REGNO (breg)]); \
- if (ireg != 0) \
- putc (',', FILE); \
- if (ireg != 0 && GET_CODE (ireg) == MULT) \
- { scale = INTVAL (XEXP (ireg, 1)); \
- ireg = XEXP (ireg, 0); } \
- if (ireg != 0 && GET_CODE (ireg) == SIGN_EXTEND) \
- fprintf (FILE, "%s.w", reg_names[REGNO (XEXP (ireg, 0))]); \
- else if (ireg != 0) \
- fprintf (FILE, "%s.l", reg_names[REGNO (ireg)]); \
- if (scale != 1) fprintf (FILE, "*%d", scale); \
- putc (')', FILE); \
- break; \
- } \
- else if (reg1 != 0 && GET_CODE (addr) == LABEL_REF) \
- { fprintf (FILE, "(L%d.b,pc,%s.l)", \
- CODE_LABEL_NUMBER (XEXP (addr, 0)), \
- reg_names[REGNO (reg1)]); \
- break; } \
- default: \
- if (GET_CODE (addr) == CONST_INT \
- && INTVAL (addr) < 0x8000 \
- && INTVAL (addr) >= -0x8000) \
- fprintf (FILE, "%d.w", INTVAL (addr)); \
- else \
- output_addr_const (FILE, addr); \
- }}
-
-#else /* Using GAS, which uses the MIT assembler syntax, like a Sun. */
-
-#define FUNCTION_PROFILER(FILE, LABEL_NO) \
- fprintf (FILE, "\tmovl #LP%d,d0\n\tjsr mcount\n", (LABEL_NO));
-
-#endif /* MOTOROLA */
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