+++ /dev/null
-/* Definitions of target machine for GNU compiler.
- Bull DPX/2 200 and 300 systems (m68k, SysVr3).
- Copyright (C) 1987, 1993, 1994, 1995, 1996, 1999, 2000 Free Software Foundation, Inc.
- Contributed by Frederic Pierresteguy (F.Pierresteguy@frcl.bull.fr).
-
-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
-#define MOTOROLA /* Use Motorola syntax rather than "MIT" */
-#define SGS_NO_LI /* Suppress jump table label usage */
-#define VERSADOS /* This is the name of the assembler we have */
-#endif
-
-#include "m68k/m68k.h"
-#undef SELECT_RTX_SECTION
-#include "svr3.h"
-
-#undef INT_OP_GROUP
-#define INT_OP_GROUP INT_OP_DC
-
-/* We use collect2 instead of ctors_section constructors. */
-#undef INIT_SECTION_ASM_OP
-#undef FINI_SECTION_ASM_OP
-#undef DTORS_SECTION_ASM_OP
-#undef DO_GLOBAL_CTORS_BODY
-
-/* Remove handling for a separate constant data section. We put
- constant data in text_section, which is the default. */
-#undef SELECT_SECTION
-#undef SELECT_RTX_SECTION
-#undef EXTRA_SECTIONS
-#undef EXTRA_SECTION_FUNCTIONS
-#undef CONST_SECTION_ASM_OP
-#undef READONLY_DATA_SECTION
-
-#define DPX2
-
-/* See m68k.h. 7 means 68020 with 68881.
- * We really have 68030 and 68882,
- * but this will get us going.
- */
-#ifndef TARGET_DEFAULT
-#define TARGET_DEFAULT (MASK_BITFIELD|MASK_68881|MASK_68020)
-#endif
-
-#define OBJECT_FORMAT_COFF
-
-#ifdef CPP_PREDEFINES
-#undef CPP_PREDEFINES
-#endif
-/*
- * define all the things the compiler should
- */
-#ifdef ncl_mr
-# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -Dncl_mr=1 -D_BULL_SOURCE -D_POSIX_SOURCE -D_XOPEN_SOURCE -Asystem=unix -Asystem=svr3 -Acpu=m68k -Amachine=m68k"
-#else
-# ifdef ncl_el
-# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -Dncl_el -D_BULL_SOURCE -D_POSIX_SOURCE -D_XOPEN_SOURCE -Asystem=unix -Asystem=svr3 -Acpu=m68k -Amachine=m68k"
-# else
-# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -D_BULL_SOURCE -D_POSIX_SOURCE -D_XOPEN_SOURCE -Asystem=unix -Asystem=svr3 -Acpu=m68k -Amachine=m68k"
-# endif
-#endif
-
-#undef CPP_SPEC
-/*
- * you can't get a DPX/2 without a 68882 but allow it
- * to be ignored...
- */
-# define __HAVE_68881__ 1
-# define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__ }"
-
-#undef DO_GLOBAL_CTORS_BODY /* don't use svr3.h version */
-#undef DO_GLOBAL_DTORS_BODY
-
-#ifndef USE_GAS
-/*
- * handle the native MOTOROLA VERSAdos assembler.
- */
-
-/* See m68k.h. 3 means 68020 with 68881 and no bitfield
- * bitfield instructions do not seem to work a clean way.
- */
-#undef TARGET_DEFAULT
-#define TARGET_DEFAULT (MASK_68881|MASK_68020)
-
-/* The native assembler doesn't support fmovecr. */
-#define NO_ASM_FMOVECR
-
-#undef TEXT_SECTION_ASM_OP
-#define TEXT_SECTION_ASM_OP "\tsection 10"
-#undef DATA_SECTION_ASM_OP
-#define DATA_SECTION_ASM_OP "\tsection 15"
-#define BSS_SECTION_ASM_OP "\tsection 14"
-
-
-/* Don't try using XFmode. */
-#undef LONG_DOUBLE_TYPE_SIZE
-#define LONG_DOUBLE_TYPE_SIZE 64
-
-/* Define if you don't want extended real, but do want to use the
- software floating point emulator for REAL_ARITHMETIC and
- decimal <-> binary conversion. */
-#define REAL_ARITHMETIC
-
-#undef ASM_OUTPUT_SOURCE_FILENAME
-#define ASM_OUTPUT_SOURCE_FILENAME(FILE, NA) \
- do { fprintf ((FILE), "\t.file\t'%s'\n", (NA)); } while (0)
-
-/*
- * we don't seem to support any of:
- * .globl
- * .even
- * .align
- * .ascii
- */
-#undef ASM_OUTPUT_SKIP
-#define ASM_OUTPUT_SKIP(FILE,SIZE) \
- fprintf (FILE, "\tdcb.b %u,0\n", (SIZE))
-
-#undef GLOBAL_ASM_OP
-#define GLOBAL_ASM_OP "\txdef\t"
-
-#undef ASM_OUTPUT_ALIGN
-#define ASM_OUTPUT_ALIGN(FILE,LOG) \
- if ((LOG) >= 1) \
- fprintf (FILE, "\tds.w 0\n");
-
-
-#define STRING_LIMIT (0)
-#undef ASM_APP_ON
-#define ASM_APP_ON ""
-#undef ASM_APP_OFF
-#define ASM_APP_OFF ""
-/*
- * dc.b 'hello, world!'
- * dc.b 10,0
- * is how we have to output "hello, world!\n"
- */
-#undef ASM_OUTPUT_ASCII
-#define ASM_OUTPUT_ASCII(asm_out_file, p, thissize) \
- do { register int i, c, f=0, len=0; \
- for (i = 0; i < thissize; i++) { \
- c = p[i]; \
- if (c == '\'' || c < ' ' || c > 127) { \
- switch(f) { \
- case 0: /* need to output dc.b etc */ \
- fprintf(asm_out_file, "\tdc.b %d", c); \
- f=1; \
- break; \
- case 1: \
- fprintf(asm_out_file, ",%d", c); \
- break; \
- default: \
- /* close a string */ \
- fprintf(asm_out_file, "'\n\tdc.b %d", c); \
- f=1; \
- break; \
- } \
- } else { \
- switch(f) { \
- case 0: \
- fprintf(asm_out_file, "\tdc.b '%c", c); \
- f=2; \
- break; \
- case 2: \
- if (len >= 79) { \
- fprintf(asm_out_file, "'\n\tdc.b '%c", c); \
- len = 0; } \
- else \
- fprintf(asm_out_file, "%c", c); \
- break; \
- default: \
- len = 0; \
- fprintf(asm_out_file, "\n\tdc.b '%c", c); \
- f=2; \
- break; \
- } \
- } \
- len++; \
- } \
- if (f==2) \
- putc('\'', asm_out_file); \
- putc('\n', asm_out_file); } while (0)
-
-/* 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, "\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. */
-
-#undef ASM_OUTPUT_REG_POP
-#define ASM_OUTPUT_REG_POP(FILE,REGNO) \
- fprintf (FILE, "\tmove.l (sp)+,%s\n", reg_names[REGNO])
-
-
-#define PUT_SDB_FUNCTION_START(LINE) \
- fprintf (asm_out_file, \
- "\t.def\t.bf%s\t.val\t*%s\t.scl\t101%s\t.line\t%d%s\t.endef\n", \
- SDB_DELIM, SDB_DELIM, SDB_DELIM, (LINE), SDB_DELIM)
-
-#define PUT_SDB_FUNCTION_END(LINE) \
- fprintf (asm_out_file, \
- "\t.def\t.ef%s\t.val\t*%s\t.scl\t101%s\t.line\t%d%s\t.endef\n", \
- SDB_DELIM, SDB_DELIM, SDB_DELIM, (LINE), SDB_DELIM)
-
-#define PUT_SDB_BLOCK_START(LINE) \
- fprintf (asm_out_file, \
- "\t.def\t.bb%s\t.val\t*%s\t.scl\t100%s\t.line\t%d%s\t.endef\n", \
- SDB_DELIM, SDB_DELIM, SDB_DELIM, (LINE), SDB_DELIM)
-
-#define PUT_SDB_BLOCK_END(LINE) \
- fprintf (asm_out_file, \
- "\t.def\t.eb%s\t.val\t*%s\t.scl\t100%s\t.line\t%d%s\t.endef\n", \
- SDB_DELIM, SDB_DELIM, SDB_DELIM, (LINE), SDB_DELIM)
-
-#define PUT_SDB_EPILOGUE_END(NAME)
-
-/* Output type in decimal not in octal as done in sdbout.c */
-#define PUT_SDB_TYPE(a) fprintf(asm_out_file, "\t.type\t0%d%s", a, SDB_DELIM)
-
-/* Translate Motorola opcodes such as `jbeq'
- into VERSAdos opcodes such as `beq'.
- Change `fbeq' to `fbseq', `fbne' to `fbsneq'.
-*/
-
-#undef ASM_OUTPUT_OPCODE
-#define ASM_OUTPUT_OPCODE(FILE, PTR) \
-{ if ((PTR)[0] == 'j' && (PTR)[1] == 'b') \
- { ++(PTR); \
- while (*(PTR) != ' ') \
- { putc (*(PTR), (FILE)); ++(PTR); } \
- } \
- else if ((PTR)[0] == 'f') \
- { \
- if (!strncmp ((PTR), "fbeq", 4)) \
- { fprintf ((FILE), "fbseq"); (PTR) += 4; } \
- else if (!strncmp ((PTR), "fbne", 4)) \
- { fprintf ((FILE), "fbsneq"); (PTR) += 4; } \
- } \
- else if ((PTR)[0] == 'b' && (PTR)[1] == 'f') \
- { \
- char *s; \
- if ((s = (char*)strchr ((PTR), '{'))) \
- while (*s != '}') { \
- if (*s == 'b') \
- /* hack, I replace it with R ie nothing */ \
- *s = '0'; \
- s++; } \
- } \
-}
-
-/* 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) \
- asm_fprintf (FILE, "\tdc.l %LL%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, BODY, VALUE, REL) \
- asm_fprintf (FILE, "\tdc.w %LL%d-%LL%d\n", VALUE, REL)
-
-/* Currently, JUMP_TABLES_IN_TEXT_SECTION must be defined in order to
- keep switch tables in the text section. */
-#define JUMP_TABLES_IN_TEXT_SECTION 1
-
-/* 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, "%.9g", dstr); \
- asm_fprintf ((FILE), "%I%s", dstr); \
- } \
- else \
- { \
- long l; \
- REAL_VALUE_TO_TARGET_SINGLE (VALUE, l); \
- if (sizeof (int) == sizeof (long)) \
- asm_fprintf ((FILE), "%I$%x", (int) l); \
- else \
- asm_fprintf ((FILE), "%I$%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, "%.20g", dstr); \
- asm_fprintf (FILE, "%I%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, "%I%s", dstr); \
- } while (0)
-
-#undef ASM_OUTPUT_COMMON
-#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
-( fputs ("\t.comm ", (FILE)), \
- assemble_name ((FILE), (NAME)), \
- fprintf ((FILE), ",%u\n", (ROUNDED)))
-
-#undef ASM_OUTPUT_LOCAL
-#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
- do { \
- int align = exact_log2 (ROUNDED); \
- /*fprintf ((FILE), "\tsection 14\n"); */ \
- data_section (); \
- ASM_OUTPUT_ALIGN ((FILE), align) \
- ASM_OUTPUT_LABEL ((FILE), (NAME)); \
- fprintf ((FILE), "\tdcb.b %u,0\n", (ROUNDED)); \
- /* fprintf ((FILE), "\tsection 10\n"); */ \
- } while (0)
-
-#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, "(.L%d,pc,%s.w", \
- CODE_LABEL_NUMBER (XEXP (addr, 0)), \
- reg_names[REGNO (XEXP (ireg, 0))]); \
- else \
- fprintf (FILE, "(.L%d,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 \
- && ! (flag_pic && breg == pic_offset_table_rtx)) \
- { \
- fprintf (FILE, "(.L%d,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 (); \
- putc ('(', 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,pc,%s.w)", \
- 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); \
- }}
-
-
-#endif /* ! use gas */
projects / msp430-gcc.git / blobdiff