--- /dev/null
+/* Definitions of target machine for GNU compiler.
+ SysV68 Motorola 3300 Delta Series
+
+ Written by Abramo and Roberto Bagnara
+ after Alex Crain's 3B1 definitions.
+
+ Bug reports to bagnara@dipisa.di.unipi.it
+
+ Copyright (C) 1987 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#define MOTOROLA /* Use Motorola syntax rather than "MIT" */
+#define SGS /* Uses SGS assembler */
+#define SGS_CMP_ORDER /* Takes cmp operands in reverse order */
+#define SGS_SWAP_W /* Use swap.w rather than just plain swap */
+#define SGS_SWITCH_TABLES /* Different switch table handling */
+
+#include "m68k.h"
+
+/* See m68k.h. 7 means 68020 with 68881. */
+
+#ifndef TARGET_DEFAULT
+#define TARGET_DEFAULT 7
+#endif
+
+/* NYI: FP= is equivalent to -msoft-float */
+
+/* We use /lib/libp/lib* when profiling. */
+
+/* NYI: if FP=M68881U library is -lc881u */
+/* NYI: if FP= library is -lc. */
+/* Default for us: FP=M68881 library is -lc881 */
+#undef LIB_SPEC
+#define LIB_SPEC "%{!shlib:%{p:-L/usr/lib/libp} %{pg:-L/usr/lib/libp} -lc881}"
+
+#define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__}"
+
+/* Shared libraries need to use crt0s.o */
+
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC \
+ "%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
+ %{shlib:crt0s.o%s shlib.ifile%s} "
+
+/* Generate calls to memcpy, memcmp and memset. */
+
+#define TARGET_MEM_FUNCTIONS
+
+/* Every structure or union's size must be a multiple of 2 bytes. */
+
+#define STRUCTURE_SIZE_BOUNDARY 16
+
+/* cpp has to support a #sccs directive for the /usr/include files */
+
+#define SCCS_DIRECTIVE
+
+/* Make output for SDB. */
+
+#define SDB_DEBUGGING_INFO
+
+#undef REGISTER_NAMES
+#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"}
+
+#undef FUNCTION_PROLOGUE
+#define FUNCTION_PROLOGUE(FILE, SIZE) \
+{ register int regno; \
+ register int mask = 0; \
+ extern char call_used_regs[]; \
+ int fsize = (SIZE); \
+ if (frame_pointer_needed) \
+ { if (fsize < 0x8000) \
+ fprintf (FILE, "\tlink.w %%fp,&%d\n", -fsize); \
+ else if (TARGET_68020) \
+ fprintf (FILE, "\tlink.l %%fp,&%d\n", -fsize); \
+ else \
+ fprintf (FILE, "\tlink.w %%fp,&0\n\tsub.l &%d,%%sp\n", fsize); } \
+ for (regno = 16; regno < FIRST_PSEUDO_REGISTER; regno++) \
+ if (regs_ever_live[regno] && ! call_used_regs[regno]) \
+ mask |= 1 << (regno - 16); \
+ if (mask != 0) \
+ fprintf (FILE, "\tfmovem &0x%x,-(%%sp)\n", mask & 0xff); \
+ mask = 0; \
+ for (regno = 0; regno < 16; regno++) \
+ if (regs_ever_live[regno] && ! call_used_regs[regno]) \
+ mask |= 1 << (15 - regno); \
+ if (frame_pointer_needed) \
+ mask &= ~ (1 << (15-FRAME_POINTER_REGNUM)); \
+ if (exact_log2 (mask) >= 0) \
+ fprintf (FILE, "\tmov.l %s,-(%%sp)\n", reg_names[15 - exact_log2 (mask)]); \
+ else if (mask) fprintf (FILE, "\tmovm.l &0x%x,-(%%sp)\n", mask); }
+
+#undef FUNCTION_PROFILER
+#define FUNCTION_PROFILER(FILE, LABEL_NO) \
+ fprintf (FILE, "\tmov.l &LP%%%d,%%a0\n\tjsr mcount%%\n", (LABEL_NO))
+
+#undef FUNCTION_EPILOGUE
+#define FUNCTION_EPILOGUE(FILE, SIZE) \
+{ register int regno; \
+ register int mask, fmask; \
+ register int nregs; \
+ int offset, foffset; \
+ extern char call_used_regs[]; \
+ int fsize = (SIZE); \
+ int big = 0; \
+ nregs = 0; fmask = 0; \
+ for (regno = 16; regno < FIRST_PSEUDO_REGISTER; regno++) \
+ if (regs_ever_live[regno] && ! call_used_regs[regno]) \
+ { nregs++; fmask |= 1 << (23 - regno); } \
+ foffset = nregs * 12; \
+ nregs = 0; mask = 0; \
+ if (frame_pointer_needed) regs_ever_live[FRAME_POINTER_REGNUM] = 0; \
+ for (regno = 0; regno < 16; regno++) \
+ if (regs_ever_live[regno] && ! call_used_regs[regno]) \
+ { nregs++; mask |= 1 << regno; } \
+ offset = foffset + nregs * 4; \
+ if (offset + fsize >= 0x8000 && frame_pointer_needed) \
+ { fprintf (FILE, "\tmov.l &%d,%%a0\n", -fsize); \
+ fsize = 0, big = 1; } \
+ if (exact_log2 (mask) >= 0) { \
+ if (big) \
+ fprintf (FILE, "\tmov.l -%d(%%fp,%%a0.l),%s\n", \
+ offset + fsize, reg_names[exact_log2 (mask)]); \
+ else if (! frame_pointer_needed) \
+ fprintf (FILE, "\tmov.l (%%sp)+,%s\n", \
+ reg_names[exact_log2 (mask)]); \
+ else \
+ fprintf (FILE, "\tmov.l -%d(%%fp),%s\n", \
+ offset + fsize, reg_names[exact_log2 (mask)]); } \
+ else if (mask) { \
+ if (big) \
+ fprintf (FILE, "\tmovm.l -%d(%%fp,%%a0.l),&0x%x\n", \
+ offset + fsize, mask); \
+ else if (! frame_pointer_needed) \
+ fprintf (FILE, "\tmovm.l (%%sp)+,&0x%x\n", mask); \
+ else \
+ fprintf (FILE, "\tmovm.l -%d(%%fp),&0x%x\n", \
+ offset + fsize, mask); } \
+ if (fmask) { \
+ if (big) \
+ fprintf (FILE, "\tfmovem -%d(%%fp,%%a0.l),&0x%x\n", \
+ foffset + fsize, fmask); \
+ else if (! frame_pointer_needed) \
+ fprintf (FILE, "\tfmovem (%%sp)+,&0x%x\n", fmask); \
+ else \
+ fprintf (FILE, "\tfmovem -%d(%%fp),&0x%x\n", \
+ foffset + fsize, fmask); } \
+ if (frame_pointer_needed) \
+ fprintf (FILE, "\tunlk %%fp\n"); \
+ if (current_function_pops_args) \
+ fprintf (FILE, "\trtd &%d\n", current_function_pops_args); \
+ else fprintf (FILE, "\trts\n"); }
+
+/* This is how to output an insn to push a register on the stack.
+ It need not be very fast code. */
+
+#undef ASM_OUTPUT_REG_PUSH
+#define ASM_OUTPUT_REG_PUSH(FILE,REGNO) \
+ fprintf (FILE, "\tmov.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. */
+
+#undef ASM_OUTPUT_REG_POP
+#define ASM_OUTPUT_REG_POP(FILE,REGNO) \
+ fprintf (FILE, "\tmov.l (%%sp)+,%s\n", reg_names[REGNO])
+
+#undef ASM_APP_ON
+#define ASM_APP_ON ""
+
+#undef ASM_APP_OFF
+#define ASM_APP_OFF ""
+
+/* We like aligned sources, and maybe our as will like them. */
+
+#undef TEXT_SECTION_ASM_OP
+#define TEXT_SECTION_ASM_OP "\ttext"
+#undef DATA_SECTION_ASM_OP
+#define DATA_SECTION_ASM_OP "\tdata"
+#undef ASCII_DATA_ASM_OP
+#define ASCII_DATA_ASM_OP "\tbyte"
+
+/* The file command should always begin the output. */
+
+#undef ASM_FILE_START
+#define ASM_FILE_START(FILE) \
+output_file_directive ((FILE), main_input_filename)
+
+/* Don't try to define `gcc_compiled.' since the assembler might not
+ accept symbols with periods and GDB doesn't run on this machine anyway. */
+
+#define ASM_IDENTIFY_GCC(FILE)
+
+/* Names to predefine in the preprocessor for this target machine. */
+/* ihnp4!lmayk!lgm@eddie.mit.edu says mc68000 and m68k should not be here,
+ on the other hand I don't care what he says. */
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-Dm68k -Dunix -DsysV68"
+
+/* Specify how to pad function arguments.
+ Value should be `upward', `downward' or `none'.
+ Same as the default, except no padding for large or variable-size args. */
+
+#define FUNCTION_ARG_PADDING(MODE, TYPE) \
+ (((MODE) == BLKmode \
+ ? ((TYPE) && TREE_CODE (TYPE_SIZE (TYPE)) == INTEGER_CST \
+ && int_size_in_bytes (TYPE) < PARM_BOUNDARY / BITS_PER_UNIT) \
+ : GET_MODE_BITSIZE (MODE) < PARM_BOUNDARY) \
+ ? downward : none)
+
+/* Override part of the obstack macros. */
+
+#define __PTR_TO_INT(P) ((int)(P))
+#define __INT_TO_PTR(P) ((char *)(P))
+
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (68k, SGS/AT&T sysV68 syntax)");
+
+/* Function calls save all but a0, a1, d0, d1, fp0, fp1. */
+
+#undef CALL_USED_REGISTERS
+#define CALL_USED_REGISTERS \
+ {1, 1, 0, 0, 0, 0, 0, 0, \
+ 1, 1, 0, 0, 0, 0, 0, 1, \
+ 1, 1, 0, 0, 0, 0, 0, 0}
+
+/* If TARGET_68881, return SF and DF values in fp0 instead of d0. */
+/* NYI: If FP=M68881U return SF and DF values in d0. */
+/* NYI: If -mold return pointer in a0 and d0 */
+
+#undef FUNCTION_VALUE
+#define FUNCTION_VALUE(VALTYPE,FUNC) LIBCALL_VALUE(TYPE_MODE(VALTYPE))
+
+/* sysV68 (brain damaged) cc convention support. */
+/* Commented out until we find a safe way to make it optional. */
+#if 0
+#define FUNCTION_VALUE(VALTYPE,FUNC) \
+ (TREE_CODE (VALTYPE) == REAL_TYPE && TARGET_68881 \
+ ? gen_rtx (REG, TYPE_MODE (VALTYPE), 16) \
+ : (TREE_CODE (VALTYPE) == POINTER_TYPE \
+ ? gen_rtx (REG, TYPE_MODE (VALTYPE), 8) \
+ : gen_rtx (REG, TYPE_MODE (VALTYPE), 0)))
+#endif
+
+/* If TARGET_68881, SF and DF values are returned in fp0 instead of d0. */
+
+#undef LIBCALL_VALUE
+#define LIBCALL_VALUE(MODE) \
+ gen_rtx (REG, (MODE), ((TARGET_68881 && ((MODE) == SFmode || (MODE) == DFmode)) ? 16 : 0))
+
+/* 1 if N is a possible register number for a function value.
+ d0 may be used, and fp0 as well if -msoft-float is not specified. */
+
+#undef FUNCTION_VALUE_REGNO_P
+#define FUNCTION_VALUE_REGNO_P(N) \
+ ((N) == 0 || (TARGET_68881 && (N) == 16))
+
+/* sysV68 (brain damaged) cc convention support. */
+/* Commented out until we find a safe way to make it optional. */
+#if 0
+#define FUNCTION_VALUE_REGNO_P(N) \
+ ((N) == 0 || (N) == 8 || (TARGET_68881 && (N) == 16))
+#endif
+
+/* This is how to output a command to make the user-level label named NAME
+ defined for reference from other files. */
+
+#undef ASM_GLOBALIZE_LABEL
+#define ASM_GLOBALIZE_LABEL(FILE,NAME) \
+ do { fputs ("\tglobal ", FILE); assemble_name (FILE, NAME); fputs ("\n", FILE);} while (0)
+
+/* 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. */
+
+#undef ASM_FORMAT_PRIVATE_NAME
+#define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
+( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 12), \
+ sprintf ((OUTPUT), "%s_%%%d", (NAME), (LABELNO)))
+
+/* The sysV68 as doesn't know about double's and float's. */
+
+#undef ASM_OUTPUT_DOUBLE
+#define ASM_OUTPUT_DOUBLE(FILE,VALUE) \
+do { union { double d; long l[2]; } tem; \
+ tem.d = (VALUE); \
+ fprintf(FILE, "\tlong 0x%x,0x%x\n", tem.l[0], tem.l[1]); \
+ } while (0)
+
+#undef ASM_OUTPUT_FLOAT
+#define ASM_OUTPUT_FLOAT(FILE,VALUE) \
+do { union { float f; long l;} tem; \
+ tem.f = (VALUE); \
+ fprintf (FILE, "\tlong 0x%x\n", tem.l); \
+ } while (0)
+
+/* This is how to output an assembler line defining an `int' constant. */
+
+#undef ASM_OUTPUT_INT
+#define ASM_OUTPUT_INT(FILE,VALUE) \
+( fprintf (FILE, "\tlong "), \
+ output_addr_const (FILE, (VALUE)), \
+ fprintf (FILE, "\n"))
+
+/* Likewise for `char' and `short' constants. */
+
+#undef ASM_OUTPUT_SHORT
+#define ASM_OUTPUT_SHORT(FILE,VALUE) \
+( fprintf (FILE, "\tshort "), \
+ output_addr_const (FILE, (VALUE)), \
+ fprintf (FILE, "\n"))
+
+#undef ASM_OUTPUT_CHAR
+#define ASM_OUTPUT_CHAR(FILE,VALUE) \
+( fprintf (FILE, "\tbyte "), \
+ output_addr_const (FILE, (VALUE)), \
+ fprintf (FILE, "\n"))
+
+/* This is how to output an assembler line for a numeric constant byte. */
+
+#undef ASM_OUTPUT_BYTE
+#define ASM_OUTPUT_BYTE(FILE,VALUE) \
+ fprintf (FILE, "\tbyte 0x%x\n", (VALUE))
+
+/* This is how to output an assembler line
+ that says to advance the location counter
+ to a multiple of 2**LOG bytes. */
+
+#undef ASM_OUTPUT_ALIGN
+#define ASM_OUTPUT_ALIGN(FILE,LOG) \
+ if ((LOG) == 1) \
+ fprintf (FILE, "\teven\n"); \
+ else if ((LOG) != 0) \
+ abort ();
+
+#undef ASM_OUTPUT_SKIP
+#define ASM_OUTPUT_SKIP(FILE,SIZE) \
+ fprintf (FILE, "\tspace %u\n", (SIZE))
+
+/* Can't use ASM_OUTPUT_SKIP in text section. */
+
+#define ASM_NO_SKIP_IN_TEXT 1
+
+/* The beginnings of sdb support... */
+
+#undef ASM_OUTPUT_SOURCE_FILENAME
+#define ASM_OUTPUT_SOURCE_FILENAME(FILE, FILENAME) \
+ fprintf (FILE, "\tfile\t\"%s\"\n", FILENAME)
+
+#undef ASM_OUTPUT_SOURCE_LINE
+#define ASM_OUTPUT_SOURCE_LINE(FILE, LINENO) \
+ fprintf (FILE, "\tln\t%d\n", \
+ (sdb_begin_function_line \
+ ? last_linenum - sdb_begin_function_line : 1))
+
+/* Yet another null terminated string format. */
+
+#undef ASM_OUTPUT_ASCII
+#define ASM_OUTPUT_ASCII(FILE,PTR,LEN) \
+ { register int sp = 0, lp = 0; \
+ fprintf ((FILE), "\tbyte\t"); \
+ loop: \
+ if ((PTR)[sp] > ' ' && ! ((PTR)[sp] & 0x80) && (PTR)[sp] != '\\') \
+ { lp += 3; \
+ fprintf ((FILE), "'%c", (PTR)[sp]); } \
+ else \
+ { lp += 5; \
+ fprintf ((FILE), "0x%x", (PTR)[sp]); } \
+ if (++sp < (LEN)) \
+ { if (lp > 60) \
+ { lp = 0; \
+ fprintf ((FILE), "\n%s ", ASCII_DATA_ASM_OP); } \
+ else \
+ putc (',', (FILE)); \
+ goto loop; } \
+ putc ('\n', (FILE)); }
+
+/* Print operand X (an rtx) in assembler syntax to file FILE.
+ CODE is a letter or dot (`z' in `%z0') or 0 if no letter was specified.
+ For `%' followed by punctuation, CODE is the punctuation and X is null.
+
+ On the 68000, we use several CODE characters:
+ '.' for dot needed in Motorola-style opcode names.
+ '-' for an operand pushing on the stack:
+ sp@-, -(sp) or -(%sp) depending on the style of syntax.
+ '+' for an operand pushing on the stack:
+ sp@+, (sp)+ or (%sp)+ depending on the style of syntax.
+ '@' for a reference to the top word on the stack:
+ sp@, (sp) or (%sp) depending on the style of syntax.
+ '#' for an immediate operand prefix (# in MIT and Motorola syntax
+ but & in SGS syntax).
+ '!' for the cc register (used in an `and to cc' insn).
+ '$' for the letter `s' in an op code, but only on the 68040.
+ '&' for the letter `d' in an op code, but only on the 68040.
+
+ 'b' for byte insn (no effect, on the Sun; this is for the ISI).
+ 'd' to force memory addressing to be absolute, not relative.
+ 'f' for float insn (print a CONST_DOUBLE as a float rather than in hex)
+ 'w' for FPA insn (print a CONST_DOUBLE as a SunFPA constant rather
+ than directly). Second part of 'y' below.
+ 'x' for float insn (print a CONST_DOUBLE as a float rather than in hex),
+ or print pair of registers as rx:ry.
+ 'y' for a FPA insn (print pair of registers as rx:ry). This also outputs
+ CONST_DOUBLE's as SunFPA constant RAM registers if
+ possible, so it should not be used except for the SunFPA. */
+
+#undef PRINT_OPERAND
+#define PRINT_OPERAND(FILE, X, CODE) \
+{ if (CODE == '.') fprintf (FILE, "."); \
+ else if (CODE == '#') fprintf (FILE, "&"); \
+ else if (CODE == '-') fprintf (FILE, "-(%%sp)"); \
+ else if (CODE == '+') fprintf (FILE, "(%%sp)+"); \
+ else if (CODE == '@') fprintf (FILE, "(%%sp)"); \
+ else if (CODE == '!') fprintf (FILE, "%%cc"); \
+ else if (CODE == '$') { if (TARGET_68040_ONLY) fprintf (FILE, "s"); } \
+ else if (CODE == '&') { if (TARGET_68040_ONLY) fprintf (FILE, "d"); } \
+ 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) \
+ { union { double d; int i[2]; } u; \
+ union { float f; int i; } u1; \
+ u.i[0] = CONST_DOUBLE_LOW (X); u.i[1] = CONST_DOUBLE_HIGH (X); \
+ u1.f = u.d; \
+ /* Use hex representation even if CODE is f, as needs it. */ \
+ if (CODE == 'f') \
+ fprintf (FILE, "&0x%x", u1.i); \
+ else \
+ fprintf (FILE, "&0x%x", u1.i); } \
+ else if (GET_CODE (X) == CONST_DOUBLE && 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, "&0x%x%x", u.i[0], u.i[1]); } \
+ else { putc ('&', FILE); output_addr_const (FILE, X); }}
+
+#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; } \
+/* for OLD_INDEXING \
+ else if (GET_CODE (addr) == PLUS) \
+ { \
+ if (GET_CODE (XEXP (addr, 0)) == REG) \
+ { \
+ reg2 = XEXP (addr, 0); \
+ addr = XEXP (addr, 1); \
+ } \
+ else if (GET_CODE (XEXP (addr, 1)) == REG) \
+ { \
+ reg2 = XEXP (addr, 1); \
+ addr = XEXP (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, "12(%%pc,%s.w", \
+ reg_names[REGNO (XEXP (ireg, 0))]); \
+ else \
+ fprintf (FILE, "12(%%pc,%s.l", \
+ reg_names[REGNO (ireg)]); \
+ if (scale != 1) fprintf (FILE, "*%d", scale); \
+ fprintf (FILE, ")"); \
+ break; } \
+ if (breg != 0 && ireg == 0 && GET_CODE (addr) == LABEL_REF) \
+ { fprintf (FILE, "12(%%pc,%s.l", \
+ reg_names[REGNO (breg)]); \
+ putc (')', FILE); \
+ break; } \
+ if (ireg != 0 || breg != 0) \
+ { int scale = 1; \
+ if (breg == 0) \
+ abort (); \
+ if (addr != 0) \
+ output_addr_const (FILE, addr); \
+ 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, "12(%%pc,%s.w)", \
+ reg_names[REGNO (reg1)]); \
+ break; } \
+ default: \
+ if (GET_CODE (addr) == CONST_INT \
+ && INTVAL (addr) < 0x8000 \
+ && INTVAL (addr) >= -0x8000) \
+ fprintf (FILE, "%d", INTVAL (addr)); \
+ else \
+ output_addr_const (FILE, addr); \
+ }}
+
+/* This is how to store into the string LABEL
+ the symbol_ref name of an internal numbered label where
+ PREFIX is the class of label and NUM is the number within the class.
+ This is suitable for output with `assemble_name'. */
+
+#undef ASM_GENERATE_INTERNAL_LABEL
+#define ASM_GENERATE_INTERNAL_LABEL(LABEL, PREFIX, NUM) \
+ sprintf ((LABEL), "%s%%%d", (PREFIX), (NUM))
+
+/* This is how to output an internal numbered label where
+ PREFIX is the class of label and NUM is the number within the class. */
+
+#undef ASM_OUTPUT_INTERNAL_LABEL
+#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
+ fprintf (FILE, "%s%%%d:\n", PREFIX, NUM)
+
+/* This is how to output a reference to a user-level label named NAME.
+ `assemble_name' uses this. */
+
+#undef ASM_OUTPUT_LABELREF
+#define ASM_OUTPUT_LABELREF(FILE,NAME) \
+ fprintf (FILE, "%s", NAME)
+
+/* This is how to output an element of a case-vector that is absolute.
+ (The 68000 does not use such vectors,
+ but we must define this macro anyway.) */
+
+#undef ASM_OUTPUT_ADDR_VEC_ELT
+#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
+ fprintf (FILE, "\tlong L%%%d\n", (VALUE))
+
+/* This is how to output an element of a case-vector that is relative. */
+
+#undef ASM_OUTPUT_ADDR_DIFF_ELT
+#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \
+ fprintf (FILE, "\tshort L%%%d-L%%%d\n", (VALUE), (REL))
+
+#define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLE) \
+ fprintf (FILE, "\tswbeg &%d\n%s%%%d:\n", \
+ XVECLEN (PATTERN (TABLE), 1), (PREFIX), (NUM))
+
+/* Translate some opcodes to fit the sysV68 assembler syntax. */
+/* The opcodes fdmov and fsmov are guesses. */
+
+#define SWITCH_JUMP_MATCH "jmp 6(%%pc,"
+
+#undef ASM_OUTPUT_OPCODE
+#define ASM_OUTPUT_OPCODE(FILE, PTR) \
+{ if ((PTR)[0] == 'j' && (PTR)[1] == 'b') \
+ { ++(PTR); \
+ while (*(PTR) != ' ') \
+ { putc (*(PTR), (FILE)); ++(PTR); } \
+ fprintf ((FILE), ".w"); } \
+ else if ((PTR)[0] == 'f') \
+ { \
+ if (!strncmp ((PTR), "fmove", 5)) \
+ { fprintf ((FILE), "fmov"); (PTR) += 5; } \
+ else if (!strncmp ((PTR), "f%$move", 7)) \
+ { if (TARGET_68040_ONLY) \
+ { fprintf ((FILE), "fsmov"); (PTR) += 7; } \
+ else \
+ { fprintf ((FILE), "fmov"); (PTR) += 7; } } \
+ else if (!strncmp ((PTR), "f%&move", 7)) \
+ { if (TARGET_68040_ONLY) \
+ { fprintf ((FILE), "fdmov"); (PTR) += 7; } \
+ else \
+ { fprintf ((FILE), "fmov"); (PTR) += 7; } } \
+ else if (!strncmp ((PTR), "ftst", 4)) \
+ { fprintf ((FILE), "ftest"); (PTR) += 4; } \
+ else if (!strncmp ((PTR), "fbne", 4)) \
+ { fprintf ((FILE), "fbneq"); (PTR) += 4; } \
+ else if (!strncmp ((PTR), "fsne", 4)) \
+ { fprintf ((FILE), "fsneq"); (PTR) += 4; } \
+ } \
+/* MOVE, MOVEA, MOVEQ, MOVEC ==> MOV */ \
+ else if ((PTR)[0] == 'm' && (PTR)[1] == 'o' \
+ && (PTR)[2] == 'v' && (PTR)[3] == 'e') \
+ { fprintf ((FILE), "mov"); (PTR) += 4; \
+ if ((PTR)[0] == 'q' || (PTR)[0] == 'a' || \
+ (PTR)[0] == 'c') (PTR)++; } \
+/* SUB, SUBQ, SUBA, SUBI ==> SUB */ \
+ else if ((PTR)[0] == 's' && (PTR)[1] == 'u' \
+ && (PTR)[2] == 'b') \
+ { fprintf ((FILE), "sub"); (PTR) += 3; \
+ if ((PTR)[0] == 'q' || (PTR)[0] == 'i' || \
+ (PTR)[0] == 'a') (PTR)++; } \
+/* CMP, CMPA, CMPI, CMPM ==> CMP */ \
+ else if ((PTR)[0] == 'c' && (PTR)[1] == 'm' \
+ && (PTR)[2] == 'p') \
+ { fprintf ((FILE), "cmp"); (PTR) += 3; \
+ if ((PTR)[0] == 'a' || (PTR)[0] == 'i' || \
+ (PTR)[0] == 'm') (PTR)++; } \
+/* JMP to switch label */ \
+ else if (!strncmp((PTR), (SWITCH_JUMP_MATCH), sizeof(SWITCH_JUMP_MATCH) - 1)) \
+ { while (*(PTR)++ != '('); \
+ fprintf ((FILE), "jmp 8("); } \
+}
+
+/* This says how to output an assembler line
+ to define a global common symbol. */
+
+#undef ASM_OUTPUT_COMMON
+#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
+( fputs ("\tcomm ", (FILE)), \
+ assemble_name ((FILE), (NAME)), \
+ fprintf ((FILE), ",%u\n", (ROUNDED)))
+
+/* This says how to output an assembler line
+ to define a local common symbol. */
+
+#undef ASM_OUTPUT_LOCAL
+#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
+( fputs ("\tlcomm ", (FILE)), \
+ assemble_name ((FILE), (NAME)), \
+ fprintf ((FILE), ",%u\n", (ROUNDED)))
+
+\f
+/* Override usual definitions of SDB output macros.
+ These definitions differ only in the absence of the period
+ at the beginning of the name of the directive
+ and in the use of `~' as the symbol for the current location. */
+
+#define PUT_SDB_SCL(a) fprintf(asm_out_file, "\tscl\t%d;", (a))
+#define PUT_SDB_INT_VAL(a) fprintf (asm_out_file, "\tval\t%d;", (a))
+#define PUT_SDB_VAL(a) \
+( fputs ("\tval\t", asm_out_file), \
+ output_addr_const (asm_out_file, (a)), \
+ fputc (';', asm_out_file))
+
+#define PUT_SDB_DEF(a) \
+do { fprintf (asm_out_file, "\tdef\t"); \
+ ASM_OUTPUT_LABELREF (asm_out_file, a); \
+ fprintf (asm_out_file, ";"); } while (0)
+
+#define PUT_SDB_PLAIN_DEF(a) fprintf(asm_out_file,"\tdef\t~%s;",a)
+#define PUT_SDB_ENDEF fputs("\tendef\n", asm_out_file)
+#define PUT_SDB_TYPE(a) fprintf(asm_out_file, "\ttype\t0%o;", a)
+#define PUT_SDB_SIZE(a) fprintf(asm_out_file, "\tsize\t%d;", a)
+#define PUT_SDB_START_DIM fprintf(asm_out_file, "\tdim\t")
+#define PUT_SDB_NEXT_DIM(a) fprintf(asm_out_file, "%d,", a)
+#define PUT_SDB_LAST_DIM(a) fprintf(asm_out_file, "%d;", a)
+
+#define PUT_SDB_TAG(a) \
+do { fprintf (asm_out_file, "\ttag\t"); \
+ ASM_OUTPUT_LABELREF (asm_out_file, a); \
+ fprintf (asm_out_file, ";"); } while (0)
+
+#define PUT_SDB_BLOCK_START(LINE) \
+ fprintf (asm_out_file, \
+ "\tdef\t~bb;\tval\t~;\tscl\t100;\tline\t%d;\tendef\n", \
+ (LINE))
+
+#define PUT_SDB_BLOCK_END(LINE) \
+ fprintf (asm_out_file, \
+ "\tdef\t~eb;\tval\t~;\tscl\t100;\tline\t%d;\tendef\n", \
+ (LINE))
+
+#define PUT_SDB_FUNCTION_START(LINE) \
+ fprintf (asm_out_file, \
+ "\tdef\t~bf;\tval\t~;\tscl\t101;\tline\t%d;\tendef\n", \
+ (LINE))
+
+#define PUT_SDB_FUNCTION_END(LINE) \
+ fprintf (asm_out_file, \
+ "\tdef\t~ef;\tval\t~;\tscl\t101;\tline\t%d;\tendef\n", \
+ (LINE))
+
+#define PUT_SDB_EPILOGUE_END(NAME) \
+ fprintf (asm_out_file, \
+ "\tdef\t%s;\tval\t~;\tscl\t-1;\tendef\n", \
+ (NAME))
+
+#define SDB_GENERATE_FAKE(BUFFER, NUMBER) \
+ sprintf ((BUFFER), "~%dfake", (NUMBER));
+
+/* Define subroutines to call to handle multiply, divide, and remainder.
+ Use the subroutines that the 3b1's library provides.
+ The `*' prevents an underscore from being prepended by the compiler. */
+
+#define DIVSI3_LIBCALL "*ldiv"
+#define UDIVSI3_LIBCALL "*uldiv"
+#define MODSI3_LIBCALL "*lrem"
+#define UMODSI3_LIBCALL "*ulrem"
+#define MULSI3_LIBCALL "*lmul"
+#define UMULSI3_LIBCALL "*ulmul"