[bpt/emacs.git] / src / m / ibms390.h

/* Machine description file for IBM S390 in 32-bit mode

Copyright (C) 1985, 1986, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
  2008, 2009, 2010  Free Software Foundation, Inc.

This file is part of GNU Emacs.

GNU Emacs 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 of the License, or
(at your option) any later version.

GNU Emacs 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 Emacs.  If not, see <http://www.gnu.org/licenses/>.  */


/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
   the 24-bit bit field into an int.  In other words, if bit fields
   are always unsigned.

   This flag only matters if you use USE_LISP_UNION_TYPE.  */
#define EXPLICIT_SIGN_EXTEND

/* Data type of load average, as read out of kmem.  */
#define LOAD_AVE_TYPE long

/* Convert that into an integer that is 100 for a load average of 1.0  */
#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)

/* Define VIRT_ADDR_VARIES if the virtual addresses of
   pure and impure space as loaded can vary, and even their
   relative order cannot be relied on.

   Otherwise Emacs assumes that text space precedes data space,
   numerically.  */
#define VIRT_ADDR_VARIES

/* arch-tag: d8a0ffa4-a8f0-4736-90d3-7fd7b21b8314
   (do not change this comment) */
Commit	Line	Data
bb24a66d	1	/* Machine description file for IBM S390 in 32-bit mode
6a321bbc GM	2
	3	Copyright (C) 1985, 1986, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
	4	2008, 2009, 2010 Free Software Foundation, Inc.
e64fed1d EZ	5
	6	This file is part of GNU Emacs.
	7
eb3d11ef	8	GNU Emacs is free software: you can redistribute it and/or modify
e64fed1d	9	it under the terms of the GNU General Public License as published by
eb3d11ef GM	10	the Free Software Foundation, either version 3 of the License, or
eb3d11ef GM	11	(at your option) any later version.
e64fed1d EZ	12
	13	GNU Emacs is distributed in the hope that it will be useful,
	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
eb3d11ef	19	along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
e64fed1d EZ	20
e64fed1d EZ	21
e64fed1d EZ	22	/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
	23	the 24-bit bit field into an int. In other words, if bit fields
	24	are always unsigned.
	25
6e5cb96f	26	This flag only matters if you use USE_LISP_UNION_TYPE. */
e64fed1d EZ	27	#define EXPLICIT_SIGN_EXTEND
	28
	29	/* Data type of load average, as read out of kmem. */
e64fed1d EZ	30	#define LOAD_AVE_TYPE long
	31
	32	/* Convert that into an integer that is 100 for a load average of 1.0 */
e64fed1d EZ	33	#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
e64fed1d EZ	34
e64fed1d EZ	35	/* Define VIRT_ADDR_VARIES if the virtual addresses of
	36	pure and impure space as loaded can vary, and even their
	37	relative order cannot be relied on.
	38
	39	Otherwise Emacs assumes that text space precedes data space,
	40	numerically. */
e64fed1d EZ	41	#define VIRT_ADDR_VARIES
e64fed1d EZ	42
ab5796a9 MB	43	/* arch-tag: d8a0ffa4-a8f0-4736-90d3-7fd7b21b8314
ab5796a9 MB	44	(do not change this comment) */