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[thirdparty/gcc.git] / gcc / config / i386 / att.h

/* Definitions for AT&T assembler syntax for the Intel 80386.
   Copyright (C) 1988-2020 Free Software Foundation, Inc.

This file is part of GCC.

GCC 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 3, or (at your option)
any later version.

GCC 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.

Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */

\f
/* Define the syntax of instructions and addresses.  */

/* Prefix for internally generated assembler labels.  */
#define LPREFIX ".L"

/* Assembler pseudos to introduce constants of various size.  */

#define ASM_BYTE "\t.byte\t"
#define ASM_SHORT "\t.value\t"
#define ASM_LONG "\t.long\t"
#define ASM_QUAD "\t.quad\t"  /* Should not be used for 32bit compilation.  */

/* How to output an ASCII string constant.  */

#undef ASM_OUTPUT_ASCII
#define ASM_OUTPUT_ASCII(FILE, PTR, SIZE)			\
do								\
{ size_t i = 0, limit = (SIZE); 				\
  while (i < limit)						\
    { if (i%10 == 0) { if (i!=0) putc ('\n', (FILE));		\
		       fputs (ASM_BYTE, (FILE)); }		\
      else putc (',', (FILE));					\
      fprintf ((FILE), "0x%x", ((PTR)[i++] & 0377)) ;}		\
      putc ('\n', (FILE));					\
} while (0)

/* Output at beginning of assembler file.  */
#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true

/* 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.  */

#undef ASM_OUTPUT_SKIP
#define ASM_OUTPUT_SKIP(FILE,SIZE)  \
  fprintf ((FILE), "\t.set .,.+%u\n", (int)(SIZE))

/* Can't use ASM_OUTPUT_SKIP in text section; it doesn't leave 0s.  */

#define ASM_NO_SKIP_IN_TEXT 1
\f
/* Define the syntax of labels and symbol definitions/declarations.  */

/* The prefix to add for compiler private assembler symbols.  */
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."

/* This is how to store into the string BUF
   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(BUF,PREFIX,NUMBER)	\
  sprintf ((BUF), LOCAL_LABEL_PREFIX "%s%ld", (PREFIX), (long)(NUMBER))

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

#undef USER_LABEL_PREFIX
#define USER_LABEL_PREFIX ""