82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/* Definitions for Unix assembler syntax for the Intel 80386.
|
||
Copyright (C) 1988, 1994, 1999, 2000, 2001, 2002, 2007, 2009
|
||
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/>. */
|
||
|
||
/* This file defines the aspects of assembler syntax
|
||
that are the same for all the i386 Unix systems
|
||
(though they may differ in non-Unix systems). */
|
||
|
||
/* Define macro used to output shift-double opcodes when the shift
|
||
count is in %cl. Some assemblers require %cl as an argument;
|
||
some don't. This macro controls what to do: by default, don't
|
||
print %cl. */
|
||
#define SHIFT_DOUBLE_OMITS_COUNT 1
|
||
|
||
/* Define the syntax of pseudo-ops, labels and comments. */
|
||
|
||
/* String containing the assembler's comment-starter.
|
||
Note the trailing space is necessary in case the character
|
||
that immediately follows the comment is '*'. If this happens
|
||
and the space is not there the assembler will interpret this
|
||
as the start of a C-like slash-star comment and complain when
|
||
there is no terminator. */
|
||
|
||
#define ASM_COMMENT_START "/ "
|
||
|
||
/* 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 read-only data. */
|
||
|
||
#define TEXT_SECTION_ASM_OP "\t.text"
|
||
|
||
/* Output before writable (initialized) data. */
|
||
|
||
#define DATA_SECTION_ASM_OP "\t.data"
|
||
|
||
/* Output before writable (uninitialized) data. */
|
||
|
||
#define BSS_SECTION_ASM_OP "\t.bss"
|
||
|
||
/* Globalizing directive for a label. */
|
||
#define GLOBAL_ASM_OP ".globl "
|
||
|
||
/* By default, target has a 80387, uses IEEE compatible arithmetic,
|
||
and returns float values in the 387. */
|
||
#undef TARGET_SUBTARGET_DEFAULT
|
||
#define TARGET_SUBTARGET_DEFAULT \
|
||
(MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS)
|
||
|
||
/* By default, 64-bit mode uses 128-bit long double. */
|
||
#undef TARGET_SUBTARGET64_DEFAULT
|
||
#define TARGET_SUBTARGET64_DEFAULT \
|
||
MASK_128BIT_LONG_DOUBLE
|