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Comment changes for some src/m/*.h files.
Remove some out-of-date comments, reformat others.
This commit is contained in:
Glenn Morris
parent
72528372a7
commit
0c99c59732
7 changed files with 12 additions and 104 deletions
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@ -20,25 +20,12 @@ GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="note"
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NOTE-START
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Use -opsystem=osf1
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NOTE-END
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*/
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#ifndef _LP64
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#define _LP64 /* This doesn't appear to be necessary
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on OSF 4/5 -- fx. */
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#define _LP64 /* This doesn't appear to be necessary on OSF 4/5 -- fx. */
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#endif
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#undef WORDS_BIG_ENDIAN
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/* Now define a symbol for the cpu type, if your compiler
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@ -52,15 +39,12 @@ NOTE-END
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are always unsigned.
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This flag only matters if you use USE_LISP_UNION_TYPE. */
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#define EXPLICIT_SIGN_EXTEND
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/* Data type of load average, as read out of kmem. */
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#define LOAD_AVE_TYPE long
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/* Convert that into an integer that is 100 for a load average of 1.0 */
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#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
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/* GNU malloc and the relocating allocator do not work together
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@ -1,6 +1,6 @@
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/* R2 AIX machine/system dependent defines
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Copyright (C) 1988, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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2008, 2009, 2010 Free Software Foundation, Inc.
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Copyright (C) 1988, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
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2009, 2010 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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@ -18,13 +18,6 @@ You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="aix3-1" */
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/* Now define a symbol for the cpu type, if your compiler
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does not define it automatically. */
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/* The data segment in this machine always starts at address 0x20000000.
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An address of data cannot be stored correctly in a Lisp object;
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we always lose the high bits. We must tell XPNTR to add them back. */
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@ -18,13 +18,8 @@ You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="<name of system .h file here, without the s- or .h>" */
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#define WORDS_BIG_ENDIAN
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/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
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@ -32,15 +27,12 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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are always unsigned.
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This flag only matters if you use USE_LISP_UNION_TYPE. */
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#define EXPLICIT_SIGN_EXTEND
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/* Data type of load average, as read out of kmem. */
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#define LOAD_AVE_TYPE long
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/* Convert that into an integer that is 100 for a load average of 1.0 */
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#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
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/* Define VIRT_ADDR_VARIES if the virtual addresses of
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@ -49,7 +41,6 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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Otherwise Emacs assumes that text space precedes data space,
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numerically. */
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#define VIRT_ADDR_VARIES
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/* arch-tag: d8a0ffa4-a8f0-4736-90d3-7fd7b21b8314
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@ -21,23 +21,12 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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into ibms390.h. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="<name of system .h file here, without the s- or .h>"
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NOTE-START
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IBM s390 64 bits (-machine=ibms390x64)
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The possibilities for -opsystem are: gnu-linux.
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NOTE-END */
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/* Used for machine IBM s390 64 bits with opsys gnu-linux. */
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#define BITS_PER_LONG 64
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#define BITS_PER_EMACS_INT 64
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#define WORDS_BIG_ENDIAN
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/* Define the type to use. */
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@ -49,15 +38,12 @@ NOTE-END */
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are always unsigned.
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This flag only matters if you use USE_LISP_UNION_TYPE. */
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#undef EXPLICIT_SIGN_EXTEND
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/* Data type of load average, as read out of kmem. */
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#define LOAD_AVE_TYPE long
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/* Convert that into an integer that is 100 for a load average of 1.0 */
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#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
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/* Define VIRT_ADDR_VARIES if the virtual addresses of
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@ -66,23 +52,19 @@ NOTE-END */
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Otherwise Emacs assumes that text space precedes data space,
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numerically. */
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#define VIRT_ADDR_VARIES
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/* Define HAVE_ALLOCA to say that the system provides a properly
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working alloca function and it should be used. Undefine it if an
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assembler-language alloca in the file alloca.s should be used. */
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#define HAVE_ALLOCA
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/* On the 64 bit architecture, we can use 60 bits for addresses */
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#define VALBITS 60
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#define LINKER $(CC) -nostdlib
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/* Define XPNTR to avoid or'ing with DATA_SEG_BITS */
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#define XPNTR(a) XUINT (a)
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/* arch-tag: 4b87653c-6add-4663-8691-7d9dc17b5519
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@ -1,6 +1,6 @@
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/* Machine description file for intel 386.
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Copyright (C) 1987, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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2008, 2009, 2010 Free Software Foundation, Inc.
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Copyright (C) 1987, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
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2009, 2010 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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@ -18,25 +18,8 @@ You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="note"
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NOTE-START
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Intel 386 (-machine=intel386)
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The possibilities for -opsystem are: bsd4-2, usg5-2-2, usg5-3,
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isc2-2, 386-ix, and linux.
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18.58 should support a wide variety of operating systems.
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Use linux for Linux.
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It isn't clear what to do on an SCO system.
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NOTE-END */
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#undef WORDS_BIG_ENDIAN
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#ifdef USG
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@ -1,6 +1,6 @@
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/* machine description file for Sun 4 SPARC.
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Copyright (C) 1987, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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2008, 2009, 2010 Free Software Foundation, Inc.
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Copyright (C) 1987, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
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2009, 2010 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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@ -17,47 +17,34 @@ GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="note"
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NOTE-START
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Use -opsystem=sunos4 for operating system version 4, and
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-opsystem=bsd4-2 for earlier versions.
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NOTE-END */
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#define WORDS_BIG_ENDIAN
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/* __sparc__ is defined by the compiler by default. */
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/* XINT must explicitly sign-extend
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This flag only matters if you use USE_LISP_UNION_TYPE. */
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#define EXPLICIT_SIGN_EXTEND
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/* Data type of load average, as read out of kmem. */
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#define LOAD_AVE_TYPE long
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/* Convert that into an integer that is 100 for a load average of 1.0 */
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#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
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/* Mask for address bits within a memory segment */
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#define SEGMENT_MASK (SEGSIZ - 1)
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#ifdef __arch64__ /* GCC, 64-bit ABI. */
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#define BITS_PER_LONG 64
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#ifndef _LP64
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#define _LP64 /* Done on Alpha -- not sure if it
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should be here. -- fx */
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#endif
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#define _LP64 /* Done on Alpha -- not sure if it should be here. -- fx */
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#endif
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#endif /* __arch64__ */
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/* arch-tag: 0a6f7882-33fd-4811-9832-7466c51e50f7
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(do not change this comment) */
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12
src/m/vax.h
12
src/m/vax.h
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@ -18,18 +18,8 @@ You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="note"
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NOTE-START
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The vax (-machine=vax) runs zillions of different operating systems.
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NOTE-END */
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/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
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is the most significant byte. */
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#undef WORDS_BIG_ENDIAN
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/* #define vax -- appears to be done automatically */
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@ -38,11 +28,9 @@ NOTE-END */
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support the load average, so disable it for them. */
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/* Data type of load average, as read out of kmem. */
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#define LOAD_AVE_TYPE double
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/* Convert that into an integer that is 100 for a load average of 1.0 */
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#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
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#define HAVE_FTIME
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