we32k.h

gcc-2.95.3 Linux下最常用的C编译器

#define NOTICE_UPDATE_CC(EXP, INSN) \
{								\
  { CC_STATUS_INIT; }						\
}

/* Control the assembler format that we output.  */

/* Use crt1.o as a startup file and crtn.o as a closing file.  */

#define STARTFILE_SPEC  "%{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"

#define ENDFILE_SPEC "crtn.o%s"

/* The .file command should always begin the output.  */

#define ASM_FILE_START(FILE) output_file_directive ((FILE), main_input_filename)

/* Output to assembler file text saying following lines
   may contain character constants, extra white space, comments, etc.  */

#define ASM_APP_ON "#APP\n"

/* Output to assembler file text saying following lines
   no longer contain unusual constructs.  */

#define ASM_APP_OFF "#NO_APP\n"

/* Output before code.  */

#define TEXT_SECTION_ASM_OP ".text"

/* Output before writable data.  */

#define DATA_SECTION_ASM_OP ".data"

/* Read-only data goes in the data section because
   AT&T's assembler doesn't guarantee the proper alignment
   of data in the text section even if an align statement
   is used. */

#define READONLY_DATA_SECTION() data_section()

/* How to refer to registers in assembler output.
   This sequence is indexed by compiler's hard-register-number (see above).  */

#define REGISTER_NAMES \
{"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",	\
 "r8", "fp", "ap", "psw", "sp", "pcbp", "isp", "pc"	}

/* How to renumber registers for dbx and gdb. */

#define DBX_REGISTER_NUMBER(REGNO) (REGNO)

/* Output SDB debugging info in response to the -g option.  */

#define SDB_DEBUGGING_INFO

/* This is how to output the definition of a user-level label named NAME,
   such as the label on a static function or variable NAME.  */

#define ASM_OUTPUT_LABEL(FILE,NAME)	\
  do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)

/* This is how to output a command to make the user-level label named NAME
   defined for reference from other files.  */

#define ASM_GLOBALIZE_LABEL(FILE,NAME)	\
  do {					\
    fputs (".globl ", FILE);		\
    assemble_name (FILE, NAME);		\
    fputs ("\n", FILE);			\
  } while (0)

/* The prefix to add to user-visible assembler symbols. */

#define USER_LABEL_PREFIX ""

/* This is how to output an internal numbered label where
   PREFIX is the class of label and NUM is the number within the class.  */

#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM)	\
  fprintf (FILE, ".%s%d:\n", PREFIX, NUM)

/* 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'.  */

#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)	\
  sprintf (LABEL, ".%s%d", PREFIX, NUM)

/* This is how to output an internal numbered label which
   labels a jump table.  */

#define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLE)	\
  do {							\
    ASM_OUTPUT_ALIGN (FILE, 2);				\
    ASM_OUTPUT_INTERNAL_LABEL (FILE, PREFIX, NUM);	\
  } while (0)

/* Assembler pseudo to introduce byte constants.  */

#define ASM_BYTE_OP "\t.byte"

/* This is how to output an assembler line defining a `double' constant.  */

/* This is how to output an assembler line defining a `float' constant.  */

/* AT&T's assembler can't handle floating constants written as floating.
   However, when cross-compiling, always use that in case format differs.  */

#ifdef CROSS_COMPILER

#define ASM_OUTPUT_DOUBLE(FILE,VALUE)	\
  fprintf (FILE, "\t.double 0r%.20g\n", (VALUE))

#define ASM_OUTPUT_FLOAT(FILE,VALUE)	\
  fprintf (FILE, "\t.float 0r%.10g\n", (VALUE))

#else

#define ASM_OUTPUT_DOUBLE(FILE,VALUE)	\
do { union { double d; long l[2];} tem;				\
     tem.d = (VALUE);						\
     fprintf (FILE, "\t.word 0x%x, 0x%x\n", tem.l[0], tem.l[1]);\
   } while (0)

#define ASM_OUTPUT_FLOAT(FILE,VALUE)	\
do { union { float f; long l;} tem;				\
     tem.f = (VALUE);						\
     fprintf (FILE, "\t.word 0x%x\n", tem.l);			\
   } while (0)

#endif /* not CROSS_COMPILER */

/* This is how to output an assembler line defining an `int' constant.  */

#define ASM_OUTPUT_INT(FILE,VALUE)  \
( fprintf (FILE, "\t.word "),			\
  output_addr_const (FILE, (VALUE)),		\
  fprintf (FILE, "\n"))

/* Likewise for `char' and `short' constants.  */

#define ASM_OUTPUT_SHORT(FILE,VALUE)  \
( fprintf (FILE, "\t.half "),			\
  output_addr_const (FILE, (VALUE)),		\
  fprintf (FILE, "\n"))

#define ASM_OUTPUT_CHAR(FILE,VALUE)  \
( fprintf (FILE, "\t.byte "),			\
  output_addr_const (FILE, (VALUE)),		\
  fprintf (FILE, "\n"))

/* This is how to output an assembler line for a numeric constant byte.  */

#define ASM_OUTPUT_BYTE(FILE,VALUE)  \
  fprintf (FILE, "\t.byte 0x%x\n", (VALUE))

#define ASM_OUTPUT_ASCII(FILE,PTR,LEN)  \
do {							\
  unsigned char *s;					\
  int i;						\
  for (i = 0, s = (unsigned char *)(PTR); i < (LEN); s++, i++)	\
    {							\
      if ((i % 8) == 0)					\
	fprintf ((FILE),"%s\t.byte\t",(i?"\n":""));	\
      fprintf ((FILE), "%s0x%x", (i%8?",":""), (unsigned)*s); \
    }							\
  fputs ("\n", (FILE));					\
} while (0)

/* 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, "\tpushw %s\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, "\tPOPW %s\n", reg_names[REGNO])

/* This is how to output an element of a case-vector that is absolute. */

#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE)  \
  fprintf (FILE, "\t.word .L%d\n", VALUE)

/* This is how to output an element of a case-vector that is relative.  */

#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL)  \
  fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL)

/* This is how to output an assembler line
   that says to advance the location counter
   to a multiple of 2**LOG bytes.  */

#define ASM_OUTPUT_ALIGN(FILE,LOG)	\
  if ((LOG) != 0)			\
    fprintf (FILE, "\t.align %d\n", 1 << (LOG))

/* This is how to output an assembler line
   that says to advance the location counter by SIZE bytes.  */

/* The `space' pseudo in the text segment outputs nop insns rather than 0s,
   so we must output 0s explicitly in the text segment.  */

#define ASM_OUTPUT_SKIP(FILE,SIZE)  \
  if (in_text_section ())                                           	    \
    {									    \
      int i;								    \
      for (i = 0; i < (SIZE) - 20; i += 20)				    \
	fprintf (FILE, "\t.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0\n"); \
      if (i < (SIZE))							    \
        {								    \
	  fprintf (FILE, "\t.byte 0");					    \
	  i++;								    \
	  for (; i < (SIZE); i++)					    \
	    fprintf (FILE, ",0");					    \
	  fprintf (FILE, "\n");						    \
	}								    \
    }									    \
  else									    \
    fprintf ((FILE), "\t.set .,.+%u\n", (SIZE))

/* This says how to output an assembler line
   to define a global common symbol.  */

#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED)	\
  do {							\
    data_section();					\
    fputs ("\t.comm ", (FILE));				\
    assemble_name ((FILE), (NAME));			\
    fprintf ((FILE), ",%u\n", (SIZE));			\
  } while (0)

/* This says how to output an assembler line
   to define a local common symbol.  */

#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED)	\
  do {							\
    data_section();					\
    ASM_OUTPUT_ALIGN ((FILE), 2);			\
    ASM_OUTPUT_LABEL ((FILE), (NAME));			\
    fprintf ((FILE), "\t.zero %u\n", (SIZE));		\
  } 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.  */

#define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO)	\
( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 10),	\
  sprintf ((OUTPUT), "%s.%d", (NAME), (LABELNO)))

/* Output #ident as a .ident.  */

#define ASM_OUTPUT_IDENT(FILE, NAME) fprintf (FILE, "\t.ident \"%s\"\n", NAME)

/* Define the parentheses used to group arithmetic operations
   in assembler code.  */

#define ASM_OPEN_PAREN "("
#define ASM_CLOSE_PAREN ")"

/* Define results of standard character escape sequences.  */
#define TARGET_BELL 007
#define TARGET_BS 010
#define TARGET_TAB 011
#define TARGET_NEWLINE 012
#define TARGET_VT 013
#define TARGET_FF 014
#define TARGET_CR 015

/* 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. */

#define PRINT_OPERAND_PUNCT_VALID_P(CODE) 0

#define PRINT_OPERAND(FILE, X, CODE)  \
{ int i;								\
  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; long l[2]; } dtem;				\
         union { float f; long l; } ftem;				\
									\
         dtem.l[0] = CONST_DOUBLE_LOW (X);				\
         dtem.l[1] = CONST_DOUBLE_HIGH (X);				\
         ftem.f = dtem.d;						\
         fprintf(FILE, "&0x%lx", ftem.l);				\
         }								\
  else { putc ('&', FILE); output_addr_const (FILE, X); }}

#define PRINT_OPERAND_ADDRESS(FILE, ADDR)  \
{ register rtx Addr = ADDR;						\
  rtx offset;								\
  rtx reg;								\
  if (GET_CODE (Addr) == MEM) {						\
    putc ('*', FILE);							\
    Addr = XEXP (Addr, 0);						\
    if (GET_CODE (Addr) == REG)						\
      putc ('0', FILE);							\
    }									\
  switch (GET_CODE (Addr))						\
    {									\
    case REG:								\
      fprintf (FILE, "(%%%s)", reg_names[REGNO (Addr)]);		\
      break;								\
									\
    case PLUS:								\
      offset = NULL;							\
      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);					\
	}								\
      else								\
        abort();							\
      if (REG_P (Addr))							\
        reg = Addr;							\
      else								\
        abort();							\
      output_addr_const(FILE, offset);					\
      fprintf(FILE, "(%%%s)", reg_names[REGNO(reg)]);			\
      break;								\
									\
    default:								\
      if ( !CONSTANT_ADDRESS_P(Addr))					\
	abort();							\
      output_addr_const (FILE, Addr);					\
    }}

/*
Local variables:
version-control: t
End:
*/