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596 Commits

Author SHA1 Message Date
cgd
347f3d6114 kill this. Just include <machine/asm.h> directly 1996-10-17 02:57:08 +00:00
jonathan
5965973b0f Add missing "t9, " to "la" insn in error-return case. 1996-10-16 06:21:10 +00:00
matthias
b92278aef8 The pc532 port now has string functions in assembler. 
strcmp.S, strcpy.S and strlen.S are contributed by Randy Hyde.
 1996-09-24 09:29:52 +00:00
matthias
9ea65c1c28 Changed KMSRCS to reflect new reality (Stringfunctions in assembler). 1996-09-24 09:18:29 +00:00
cgd
731ac8686e set the GP before accessing errno. 1996-09-17 21:16:12 +00:00
jonathan
9f3b05068c * Add Mips ABI changes for ELf shared library support. 
From OpenBSD, patched into NetBSD by <bouyer@ensta.fr>.
* Include generic NetBSD/mips <mips/*.h> files, instead of old Sprite names.
 1996-09-17 01:32:22 +00:00
jonathan
81b108b45f Add NetBSD RCSid headers, and change assembly-code LIBC_SCCS id tag string 
from "Id:" to  "NetBSD:".
 1996-09-16 18:10:35 +00:00
cgd
a5adf9b9ba reload GP _before_ error check+branch 1996-09-15 18:18:26 +00:00
mark
7332aa83f6 These files contains stub functions that just called abort() are no 
longer needed now we have working assembly versions.
 1996-09-09 22:06:25 +00:00
mark
10756ef086 Use the new assembly files for fpgetmask(), fpsetmask(), fpgetsticky() 
and fpsetsticky().
 1996-09-09 22:03:24 +00:00
mark
7f53925054 Initial commit of working versions of the functions for manipulating 
the floating point cumulative exception flags and exception enable masks.
These functions replace the dummy C functions that just called abort().
 1996-09-09 22:00:39 +00:00
cgd
8df506ad69 user better names for local labels, as suggested by Matt Thomas and 
slightly tweaked.
 1996-09-09 00:57:59 +00:00
cgd
86a813e847 remove unused local label 1996-09-09 00:51:27 +00:00
mark
d5df3db65b Make this with whether __STDC__ is defined or not. 1996-08-07 17:39:44 +00:00
mark
4e058e1f10 Make sure errno is always zeroed before the syscall. 
Don't trash r0 on exit.
 1996-08-07 17:38:16 +00:00
cgd
60bbd380f2 pull up bug fix from libkern: 
>frob the mask so that only the low set bit is set, to avoid lossage.
 1996-07-15 05:21:09 +00:00
cgd
2f6bb217b1 add an assembly version of ffs(). 1996-07-15 03:13:15 +00:00
jtc
16e8217f5a new implementation that simply clears most significant bit 1996-06-26 15:05:40 +00:00
jtc
290756c01b use fscalel instead of ftwotoxl/fmulx 1996-06-26 15:04:06 +00:00
mark
29811afbb6 Set r1 to -1 on exit as well as r0 otherwise syscalls returning 64 bit 
results will not read -1.
 1996-06-05 19:02:12 +00:00
jtc
57ceb7a883 Added ashldi3.S, ashrdi3.S, and lshrdi3.S to KMSRCS 1996-06-01 01:08:02 +00:00
jtc
ff3bd4df33 m68k assembly versions of 64 bit shift functions 1996-05-31 02:05:33 +00:00
ragge
92a955a864 VAX string functions in assembler. Fixed for NetBSD by Ken Wellsch. 1996-05-19 15:57:37 +00:00
mark
46d95534b3 Updated register usage. 1996-05-12 20:52:09 +00:00
mark
62a60eda3b Updated to use definitions from machine/ieee.h 1996-05-12 20:50:54 +00:00
mark
93d4dfdfd8 Added NetBSD copyright. 1996-05-12 20:43:54 +00:00
mark
ea5751f59e No longer required. The libc fabs() functions is in fabs.c. 1996-05-12 20:36:27 +00:00
mark
e1c23a9306 Added new filenames. 1996-05-12 20:34:15 +00:00
mark
0814ca4b65 Initial commit of the floating point related libc functions. 1996-05-12 20:29:09 +00:00
mark
ba9c4033a1 RCS Id police. 1996-05-12 20:25:39 +00:00
mark
cd795b6adf Removed files from KMINCLUDES and KMSRCS. 1996-05-12 20:06:52 +00:00
mark
341c543ad0 RCS Id police. 1996-05-12 19:55:00 +00:00
mark
ec673d5430 Fixed a couple of filenames. 1996-04-26 20:15:14 +00:00
cgd
734132ad28 have copy-to-libkern copy strcat.S, not strcat.c 1996-04-18 01:54:16 +00:00
cgd
44e8033a96 add assembler versions of the byte swap macros (only compile ntoh and 
hton variants, not byte_swap variants, which are just included), and
copy them to libkern when appropriate.
 1996-04-17 22:36:30 +00:00
phil
07df601bbf Add missing ~. (PR 2311) 1996-04-09 16:33:32 +00:00
phil
bf6acfece8 Addition of fp routines. (PR 2281 from Matthias Pfaller.) 1996-04-05 00:23:05 +00:00
phil
3fac82adb2 Change the definition of __infinity on the ns32k. (PR 2283) 1996-04-04 23:45:18 +00:00
pk
7e18fd4e93 Avoid load/store doubles; jmp_buf is long aligned (Michael Eriksson; PR#2180) 1996-03-06 21:50:20 +00:00
mark
5284578745 Initial commit of the arm32 architecture dependant libc code. 1996-02-16 20:47:54 +00:00
jtc
daa40d9a50 Add explicit return type 1996-02-05 04:30:51 +00:00
ragge
0aa318cd7e Changed to only include <machine/asm.h>, as the other ports. 1996-01-06 18:34:59 +00:00
jtc
723b71b52c removed :errfix; const qualifier makes it unnecessary 1995-12-28 22:37:55 +00:00
jtc
43d7567da3 Removed unused CALL macro 1995-12-28 22:35:54 +00:00
jtc
051ae6c48a Remove #include "SYS.h"; it is not needed (by normal assembly functions) 1995-12-28 21:32:25 +00:00
jtc
3f78e35cca Use <machine/asm.h> instead of DEFS.h 1995-12-28 20:03:51 +00:00
jtc
24a6d94c0d Added macros definitions for use with ANSI preprocessors. 1995-12-28 19:44:11 +00:00
jonathan
3fa4ff4647 Change mips assembly code for {,_,sig}setjmp.S to get register names 
from <machine/regnum.h>, not <machine/reg.h> (which also defines structs.)
 1995-12-22 10:20:51 +00:00
jonathan
dd0a20c5ae Add sigsetjmp.S for mips, and add it to the makefile. 1995-12-15 01:12:36 +00:00
thorpej
915f0a8f9b New-style RCS ids. 1995-12-13 22:21:23 +00:00
thorpej
6cdbd4c23a New-style RCS ids. Use the RCSID() macro where appropriate. 1995-12-13 22:17:46 +00:00
thorpej
9573504567 New-style RCS ids. Use the RCSID() macro where appropriate. 1995-12-13 21:46:13 +00:00
thorpej
9f1ee9ae9c New-style RCS id's. In assmebly files, use the RCSID() macro where 
appropriate.
 1995-12-13 19:35:39 +00:00
ragge
e85a7da39b Add defs to understand K&R cpp. 1995-12-12 15:21:31 +00:00
ragge
4529cdf035 Can't be sure cpp can handle x ## y. 1995-12-09 13:28:38 +00:00
ragge
34323ef19c sigsetjmp/siglongjmp was missing. Code fix by Arne H. Juul. 1995-12-09 13:26:43 +00:00
ragge
c6813ecb89 Didn't take care of errors when return parameter was long long. 
Bug pointed out by Arne Henrik Juul.
 1995-12-04 21:52:44 +00:00
thorpej
ed63b163c8 Fix a brain-o by me; if I'm going to use stuff in <machine/asm.h>, I better 
darn well include it in the right place.  "Hello, McFly!"
 1995-11-28 23:40:47 +00:00
thorpej
ced1925e35 Fix a typo. 1995-11-28 22:50:18 +00:00
thorpej
bebc2d5787 New style RCS ids, and employ the RCSID() macro. 1995-11-17 20:21:10 +00:00
jtc
4def0687f4 fix stupid typo 1995-11-17 19:32:26 +00:00
cgd
5b14175ea1 be more conservative when setting the gp 1995-11-04 00:23:04 +00:00
jtc
a0ed1b8ba8 Assembly language implementation of strcat(). Derived by merging existing 
strlen() and strcpy() functions.
 1995-10-21 20:24:48 +00:00
jtc
8a5e159d9f Rewrite to remove instruction in inside of loop. Instead of maintaining a 
count, subtract the start address from the end address.
 1995-10-21 20:21:15 +00:00
cgd
7a8e7b22a1 deal properly (i hope!) with registers' upper 32 bits, when doing 
32-bit division and remainder.  Sometimes, when optimizing, they could
have been different than previously expected (and could have caused
hokey results).
 1995-09-30 03:09:07 +00:00
cgd
2940a41ce2 kill some now-bogus XXX's 1995-09-30 02:14:17 +00:00
jonathan
509475b244 Copy the input argument to $f0 so we handle negative inputs properly 
in the tail.

Doesn't yet handle +/- inf as cleanly as other implementations.
 1995-09-29 21:59:45 +00:00
cgd
473d5f491e return dest string pointer, not source string pointer! 1995-09-26 03:37:10 +00:00
jonathan
945bd69ebd The old mips modf didn't work (pr 1048). This replaces it with 
a version that does work on little-endian MIPS CPUs. Not tested on
big-endian MIPS; the "li.d" may be byteorder-dependent.
 1995-09-25 19:28:27 +00:00
jonathan
946af1bccf Fix an old bug, whereby ASMSTR() was used before #including "SYS.h", where 
it was defined.
 1995-09-25 19:21:41 +00:00
phil
d995fcfdb1 correction from Matthias Pfaller. 1995-09-20 22:34:03 +00:00
pk
c060b81fb7 Make PIC-safe. 1995-08-14 15:47:32 +00:00
cgd
e7b36fb1b4 fast(!) bzero(), by Trevor Blackwell. 1995-08-14 04:09:23 +00:00
cgd
adca5aa4fc save & restore the argument registers, too. from Trevor Blackwell 1995-08-14 02:20:07 +00:00
cgd
c37c5ab530 Alpha assembly language bcopy(), written by Trevor Blackwell 
<tlb@eecs.harvard.edu>.  I added support for using it as memcpy()
and memmove(), by compiling with the appropriate options.
 1995-08-13 00:42:27 +00:00
cgd
2fe62c130b stubs to define things, and include the bcopy source 1995-08-13 00:40:47 +00:00
cgd
a4c632dfff bcopy is now a .S, add memcpy.S and memmove.S 1995-08-13 00:35:53 +00:00
jtc
ba9dbab5b4 remove single quote from comment 1995-06-29 20:42:22 +00:00
jonathan
c93ec6801c *** empty log message *** 1995-06-28 02:18:21 +00:00
pk
02cf7515b7 Make PIC safe. 1995-06-20 22:45:46 +00:00
ragge
1f67145235 Converted K&R -> ansi. 1995-06-01 01:11:41 +00:00
briggs
b1f67e2969 m68k sig{set,long}jmp from Henric Jungheim (uhenric@mcl.ucsb.edu) as 
followup to GNATS report port-amiga/1009.
Passes regression tests.
I added a NetBSD string and changed jbra to jra.
 1995-05-03 03:43:05 +00:00
phil
e4748bf0ca typo: fld_... -> flt_... 1995-05-03 03:25:11 +00:00
cgd
d2e405e546 functions to set FP exception masks & sticky exceptions. they abort, for now. 1995-04-29 05:10:55 +00:00
cgd
3e14f3894b get & set FP rounding direction. these actually seem to work. 1995-04-29 05:09:53 +00:00
cgd
234eecadfb add entries for the float rounding and exception functions 1995-04-29 05:09:14 +00:00
jtc
7b4ed4f858 Winning Strategies has placed this code into the Public Domain 1995-04-28 22:59:46 +00:00
jtc
390695fb9c $Id: $ -> $NetBSD: $ 1995-04-28 22:57:54 +00:00
jtc
954b796156 Winning Strategies has placed this code into the Public Domain 1995-04-28 22:53:59 +00:00
jtc
a6fa20ea30 Added __flt_rounds, fp{get,set}round. 1995-04-28 21:57:00 +00:00
pk
a3fa60161e Preserve the equality "x == y*(x/y)+(x%y)" for negative y; from Lon Willett. 1995-04-22 09:33:49 +00:00
ragge
ce0bb6e8d2 Added libc VAX specific files. 1995-04-17 12:23:33 +00:00
jtc
53bd3d0603 Added __flt_rounds, fp{get,set}{mask,round,sticky}. 1995-04-11 18:13:49 +00:00
jtc
a0c1305064 Added __flt_rounds, fp{get,set}{mask,round,sticky}. 1995-04-10 21:09:06 +00:00
mycroft
ae34e2ea6e Put jtc's notice back, since these are now roughly identical. 1995-04-09 23:32:53 +00:00
mycroft
ac11de32c1 Actually, bitfields are faster on the '040; optimize for it, but adjust the 
fields so that the mask and sticky bits are the same.
 1995-04-09 23:28:38 +00:00
mycroft
99a6cfe734 Rewrite these to use the accrued exception byte for sticky flags, and to 
avoid expensive bitfield instructions.
 1995-04-09 22:49:26 +00:00
mycroft
10cfe03e6d Stylistic change to match fpsetsticky(). 1995-04-09 21:55:50 +00:00
mycroft
65a1322cd9 Reverse sense of exception bits. 1995-04-09 21:55:20 +00:00
mycroft
42d9c8af6c Oops; need to use fnstenv/fldenv for this. 1995-04-09 21:00:57 +00:00
mycroft
a94ab51d20 Fix typo. 1995-04-09 20:44:02 +00:00
mycroft
10b402aa60 Add fpset{mask,round,sticky}(). 1995-04-09 20:33:13 +00:00
mycroft
ddbc579aa7 Another optimization. 1995-04-09 19:31:33 +00:00
mycroft
14e246dc4a Optimize. 1995-04-09 19:18:49 +00:00
jtc
907e54c9e9 ENTRY(fpgetmask) -> ENTRY(fpgetsticky) 1995-04-09 19:14:28 +00:00
jtc
1b41528de0 removed commented-out #include <machine/asm.h> 1995-04-09 19:13:26 +00:00
jtc
80bba6a1e1 Added flt_rounds, fpget{round,mask,sticky}. 1995-04-07 14:57:16 +00:00
jtc
30c05ea2b8 Added __flt_rounds(), fp{get,set}{round,mask,sticky}(). 1995-04-07 00:41:43 +00:00
mycroft
ce36f636ab Separate machine dependencies. 1995-03-20 14:45:27 +00:00
mycroft
3b5d18b58e SYS_brk -> SYS_break, and other (minor) changes. 1995-03-20 14:02:03 +00:00
pk
7aa7897748 Simplify. 1995-03-11 20:28:59 +00:00
mycroft
4c34be6b52 Clean up deleted files. 1995-03-01 00:00:00 +00:00
cgd
572e3f3188 don't forget inifinity.c 1995-02-25 16:24:22 +00:00
cgd
ea1ca14ecb need these for new gen/Makefile 1995-02-25 16:20:12 +00:00
cgd
6929ad87a5 need these now, with new net Makefile.inc 1995-02-25 14:58:43 +00:00
cgd
3f45f31f15 strange corner cases: 
(1) zero top 32 bits for 32-bit unsigned ops; 32-bit value can
		be accidentally(?) sign-extended by the compiler/assembler.
	(2) fix return value for mod's that cause traps
 1995-02-25 03:09:32 +00:00
jtc
e7d917e6eb Remove extra "u" constraint that caused gcc 2.6.3 not to compile this file. 
Note that gcc 2.4.5, the compiler we are currently using, still compiles it
correctly after this change.
 1995-02-17 06:01:47 +00:00
cgd
e4f5181d15 libc support for the alpha. more functions should be written in assembler, 
but that's optimization.  8-)
 1995-02-10 17:49:48 +00:00
mycroft
e90d9fb8a6 Make the coding style more consistent. 1995-02-08 18:33:12 +00:00
mycroft
ae5740f063 size_t is unsigned. 1995-02-08 18:15:25 +00:00
mycroft
d04155c293 Optimize better. 1995-02-05 14:58:44 +00:00
mellon
1afdb958f0 +Infinity for MIPS 1995-01-18 01:27:24 +00:00
pk
7530512a37 Machine dependent sig{set,long}jmp(). 1995-01-11 20:22:28 +00:00
mycroft
f1b3337a0b Need to divide count by 2. 1995-01-07 03:44:55 +00:00
jtc
b4bd7fea24 Replaced pops with adds. 1994-12-24 01:16:44 +00:00
jtc
26eccb0a9b Exchange offsets of "saved signal mask" and "signal mask saved" so 
that the layout of sigjmp_bufs and jmp_bufs are the same (except
for the "signal mask saved" appended to the end).
 1994-12-24 01:05:44 +00:00
mycroft
201fac6e3d More underscores... 1994-12-15 17:24:44 +00:00
dean
a51d5c8eef underscore changes 1994-12-12 19:31:22 +00:00
phil
eb5168e5dc RCS id format. 1994-12-07 04:47:59 +00:00
dean
820aec410e more underscore changes. 1994-11-28 18:56:40 +00:00
mycroft
fcc40a849d If len == 0, then the result must be 0 regardless of the other arguments. 1994-11-24 16:36:35 +00:00
dean
705ee976cf Prepended underscores 1994-11-14 23:48:58 +00:00
dean
add2031dcf Prepended underscores 1994-11-14 23:33:46 +00:00
mycroft
2db41a19e7 Use trap gate to enter kernel. 1994-10-26 19:49:42 +00:00
phil
c0356ed2a6 New file from Matthias. 1994-10-21 07:28:44 +00:00
phil
db01d4c84a fix code for PIC. 1994-10-21 07:13:21 +00:00
mycroft
837f99d25c Clean up deleted files. 1994-10-06 04:38:25 +00:00
mycroft
6ba85483c3 Use bfffo rather than a slow loop. 1994-09-09 03:07:23 +00:00
mycroft
af176ad58f Revert this. 1994-08-05 22:35:20 +00:00
chopps
628cf4e2c8 fixed ld.so to properly save all regs when binding PIC functions. We no 
longer need the special case (PIC) code to push args when calling cerror.
 1994-08-04 05:02:31 +00:00
chopps
03dbf74333 inline call to sigreturn original idea from jason downs <downsj@CSOS.ORST.EDU> 
we want this to be done for everything including non-PIC code as longjmp()
does non-standard things with regs and wouldn't like it if the user replaced
the sigreturn() stub.
 1994-08-04 05:00:50 +00:00
phil
ffdfc8a9b1 patch from Matthias Pfaller. 1994-08-01 19:37:14 +00:00
deraadt
b5aa4fdd78 set KMSRCS & friends 1994-06-30 06:46:37 +00:00
phil
535a398e2a _minbrk => minbrk 1994-06-10 22:46:14 +00:00
phil
cfb1bf8cc5 quad -1 return value now done right 1994-06-02 20:39:22 +00:00
phil
6536072af7 add missing include 1994-05-27 21:56:04 +00:00
glass
ae1bfcddc4 libc support for mips. libkern hooks are disabled 1994-05-24 07:12:09 +00:00
deraadt
4438ac29e5 sigaltstack 1994-05-17 23:56:24 +00:00
chopps
a6a8e78548 update to use sigaltstack. 1994-05-10 08:15:57 +00:00
phil
5f26aade17 shared lib support and some clean up. 1994-05-03 20:39:52 +00:00
phil
36d933ca4f quad -1 thing. 1994-04-04 06:54:15 +00:00
mycroft
ca01015e04 Clean up deleted files. 1994-04-02 05:37:06 +00:00
cgd
b62b3fc050 have cerror DTRT on returns, w.r.t. quads and -1. it needs to be done 
here (think of syscall(SYS_lseek,...)).  also, kill bogus lseek thang.
 1994-04-02 05:37:04 +00:00
mycroft
345c8ef85c Clean up deleted files. 1994-04-02 05:36:54 +00:00
cgd
da34d8a406 have cerror DTRT on returns, w.r.t. quads and -1. it needs to be done 
here (think of syscall(SYS_lseek,...)).  also, kill bogus lseek thang.
 1994-04-02 05:36:52 +00:00
mycroft
d5dbb53fee Set d1 to -1 before cerror. 1994-03-31 18:50:58 +00:00
mycroft
b3086b2299 Need to set %edx to -1 before cerror, though perhaps we should have something 
more generic for this.
 1994-03-31 18:38:57 +00:00
mycroft
a3450ab6e8 Add a .text and .align to SYSCALL(). 1994-03-31 18:31:23 +00:00
chopps
2c8fad6100 Need for copy-to-libkern-machdep in ../../Makefile 1994-03-29 07:10:36 +00:00
jtc
98cbb217ac mem -> reg & reg->reg moves take the same time; so save a cycle by reading 
the block length from the stack instead of caching it in a register.
 1994-03-22 01:15:47 +00:00
mycroft
46a09934d4 Clean up deleted files. 1994-03-22 01:13:11 +00:00
mycroft
b05d947874 Clean up deleted files. 1994-03-17 01:58:27 +00:00
jtc
1f29a3d910 Smaller & Faster. 1994-03-16 17:40:23 +00:00
jtc
5ac78ccb34 [hn]to[nh][sl] functions used xchgb %h1,%b1 instead of the faster (on the 
i486 & i586) rorw $8, %w1.
 1994-03-16 17:34:14 +00:00
jtc
915f7d4d3d Use RCSID macro. 1994-03-12 01:48:26 +00:00
jtc
c95cd47ba2 Use RCSID macro for RCS ID's. 1994-03-12 01:39:55 +00:00
phil
e69ab544c4 Fixed global var access to be pc relative. 1994-03-09 07:50:56 +00:00
phil
28965bf6db Removing the unnecessary includes of sys/syscall.h. 1994-03-07 23:20:38 +00:00
phil
6cea70fe75 Changing ## to /**/ for use with -traditional mode. 1994-03-04 21:10:12 +00:00
phil
dde7045e0d Changing PSR_T to PSL_T. 1994-02-25 07:41:18 +00:00
phil
94303d1113 SYS.h: adding EX() 
Makefile.inc: adding a cflag for a compiler that doesn't define ns32k
 1994-02-25 07:40:47 +00:00
mycroft
90ff28fef4 Style police. Use je' and jne' only on the result of an equality test; 
use `jz' and `jnz' in all other cases.
 1994-02-14 20:05:52 +00:00
jtc
7f582f99d4 Fix spelling mistake: cashe -> cache. 1994-02-14 17:45:16 +00:00
jtc
01284ad877 Performance improvement from Bruce Evans. 
Removes one test instruction for each character.
 1994-02-14 17:44:39 +00:00
jtc
f28455f783 Use "ror $8,%ax" instead of "xchg %al,%ah": equal on a i386, 1 cycle faster 
on a i486, and 2 cycles faster on a iPentium.
 1994-02-14 17:43:19 +00:00
pk
e0bf9676e9 Insert some Position Independent Code. 1994-02-10 20:15:28 +00:00
chopps
4abc3ff245 handle __STDC__ preprocessor. 1994-02-08 02:31:55 +00:00
jtc
5cffad2151 Use movzbl, not movsbl, to zero extend for unsigned comparison. 
Fix from Bruce Evans.
 1994-02-07 20:57:05 +00:00
mycroft
48ae66e2eb Use machine/asm.h for ENTRY() macros. 1994-01-30 21:55:52 +00:00
mycroft
f5fbffc1f4 Just use definitions from machine/asm.h. 1994-01-29 09:56:54 +00:00
jtc
e2c220f94b Fix spelling error in Copyright notice 1994-01-28 20:34:33 +00:00
mycroft
1fe07f186d Separate curbrk and mincrk. 1994-01-27 15:08:03 +00:00
mycroft
3463cb4eef Trivial speedup inspired by SPARC code. 1994-01-27 15:00:49 +00:00
mycroft
c25c219087 Random cleanup. 1994-01-27 14:45:52 +00:00
mycroft
ef980f76fe One last tweak. 1994-01-27 06:53:25 +00:00
mycroft
22e614ce10 Random cleanup. 1994-01-27 06:34:59 +00:00
mycroft
9c8862a970 Pedanticism. 1994-01-27 06:34:02 +00:00
mycroft
3cf1bd9939 SYS_brk --> SYS_break. Where's my axe? 1994-01-27 04:30:34 +00:00
mycroft
17b2a501cd Stylistic changes. 1994-01-27 04:16:50 +00:00
mycroft
0496df7164 More stylistic changes. 1994-01-27 04:14:50 +00:00
mycroft
e84d8b28f3 Stylistic changes. 1994-01-27 04:10:20 +00:00
mycroft
b6b0ec3424 Fix bug jtc introduced. 1994-01-27 04:07:13 +00:00
jtc
7835a85a78 Optimization tweaks: 
Use testl %reg,%reg instead of cmpl $0,%reg
Use xorl  %reg,%reg instead of movl $0,%reg
 1994-01-24 19:24:36 +00:00
deraadt
6fcc6b7f39 ## and /**/ 1994-01-23 07:26:16 +00:00
pk
939f7033c5 Make it work with old-style (/usr/bin) cpp 1994-01-15 20:19:43 +00:00
pk
39c0326588 PIC_*() macros moved to <machine/asm.h> 1994-01-07 00:48:22 +00:00
jtc
0e09f939b2 Fix bug #24 by renaming _logname_valid to __logname_valid. 1993-12-18 01:02:47 +00:00
mycroft
cc81da7447 Shorten setup for longword operations a little. 1993-12-10 10:51:11 +00:00
mycroft
dca61f6f90 Share code. 1993-12-10 10:45:18 +00:00
jtc
a9e5cc4f83 No reason these can't share code... 1993-12-08 22:10:14 +00:00
mycroft
cd8e1bd162 No reason these can't share code... 1993-12-08 21:01:56 +00:00
pk
230b816542 Use %hi operator when fiddling a bit high... 1993-12-08 18:33:43 +00:00
pk
ca6c5f72ae Fix location of sources -> arch/sparc 1993-12-08 13:30:16 +00:00
pk
d1639c316e Use sigstack() in stead of sigaltstack() until we have a sigaltstack() 
in the kernel.
 1993-12-08 11:25:12 +00:00
mycroft
1f063d60c0 Fix a bug, and speed up by a few cycles. 1993-12-07 06:58:35 +00:00
mycroft
2c216884a8 Fix typo. 1993-12-07 03:28:53 +00:00
mycroft
6103136f3b Fix typo. 1993-12-07 02:05:27 +00:00
mycroft
ca4372787c Fix a couple of nits. 1993-12-06 23:45:48 +00:00
pk
f3f7594fc9 Use PIC_PLT for error returns. 
Correct operand order in accessing `minbrk' and `curbrk'.
 1993-12-06 23:28:08 +00:00
pk
417e7a6fff Remove spurious PIC_EPILOGUE and PIC_GOTOFF macros. 1993-12-06 23:27:04 +00:00
pk
3581f42619 Use PIC_PLT() macro for error returns 1993-12-06 23:26:04 +00:00
mycroft
50ee78b26f Assembler version. 1993-12-06 23:16:05 +00:00
mycroft
8449f5103c More assembler code. 1993-12-06 23:08:46 +00:00
mycroft
a0f51b3da9 Fudged an addressing mode. 1993-12-06 22:51:41 +00:00
mycroft
ff88d330ae Initially cloned from bcmp.S. 1993-12-06 22:37:15 +00:00
mycroft
b5c51ee600 #define the appropriate symbol and #include bcopy.S. 1993-12-06 22:13:08 +00:00
mycroft
87a251f506 Add code for memcpy() and memmove(). 1993-12-06 22:12:04 +00:00
mycroft
04f8c8eac7 Clean up deleted files. 1993-12-05 02:20:10 +00:00
cgd
08ee36190d get pc532 moved into ns32k; that's is MACHINE_ARCH 1993-12-05 02:20:00 +00:00
cgd
70182749fb specify which files to copy into libkern 1993-12-05 01:46:02 +00:00
mycroft
364df3ec6d Clean up deleted files. 1993-12-05 01:37:01 +00:00
cgd
30dc89704d split up the {ntoh,hton}[ls] functions 1993-12-05 01:36:46 +00:00
briggs
0db5dab189 Ovfork doesn't get .even any other way, so we must explicitly give it 
one.
 1993-12-04 18:59:42 +00:00
cgd
0ada107897 update for .S and MACHINE_ARCH 1993-12-04 02:33:35 +00:00
mycroft
e3b636c256 Clean up deleted files. 1993-12-04 02:32:10 +00:00
mycroft
448e711c78 Clean up deleted files. 1993-12-04 01:28:42 +00:00
mycroft
577b1f1315 Clean up deleted files. 1993-12-04 01:27:46 +00:00
paulus
e290fb8f79 Changed beq's to jeq's, because (a) the jeq gets optimized to a short branch, 
and (b) gas currently assembles the beq's wrongly.
 1993-11-30 00:45:15 +00:00
paulus
75d4ac9791 Machine-dependent files for generic m68k machines (copied from hp300), 
modified to support shared libraries.
 1993-11-25 23:39:23 +00:00
paulus
5f70961885 Machine-dependent files for generic m68k machines (copied from hp300) 1993-11-25 23:36:47 +00:00
paulus
a1eb25471d Machine-dependent files for generic m68k machines, with shared library support. 1993-11-25 23:34:07 +00:00
jtc
32d96ccd3c Remove special case for len == 0 --- It wasn't needed. By dropping the 
conditional, the general case (where we are actually swapping bytes) is
a tiny bit faster.
 1993-11-25 01:18:24 +00:00
cgd
2be44f5352 copy SYS.h and DEFS.h, too. 1993-11-05 22:44:00 +00:00
jtc
4418616857 Move the old berkeley sccs id into the header comment like it is done 
for other source files.
 1993-10-21 02:19:25 +00:00
jtc
6be8b83abc Gcc helper functions should still use the ENTRY() macro so they will be 
show up in profiled code.  (The gcc helper functions in the other ports
do this allready).
 1993-10-21 02:03:37 +00:00
jtc
34d1aad0c1 Use PIC_PLT macro with the function calls (as was done with setjmp()). 1993-10-21 01:59:44 +00:00
jtc
79591d04bc So many files in arch/i386 have been changed I might as well run my 
remove unecessary trailing whitespace script.
 1993-10-21 01:48:14 +00:00
jtc
823c36577c Change instances of LIBC_RCS back to LIBC_SCCS. If we are going to change 
th LIBC_RCS, the entire source tree should be updated at once.
Remove && !defined(lint) from conditionals around rcs id's.  No one is
ever going to pass a *.s file through lint.
 1993-10-21 01:39:55 +00:00
jtc
97ad548bc0 Replaced instructions with immediate operands with compatible alternatives 
saving a few bytes while the cycle count remains the same --- could
actually be faster, depending on the cache, prefetch queue, etc.
 1993-10-20 18:50:15 +00:00
jtc
6802033480 sigsetjmp() for the i386. 1993-10-19 20:44:00 +00:00
deraadt
78942d40e6 First cut; not sure if it's right. Very like it is, because it's 
the same as the m68k versions..
 1993-10-19 08:17:20 +00:00
jtc
39ff8227a8 Makefile.inc, basically a place to put KMSRC definition 1993-10-15 01:24:47 +00:00
jtc
479a1c33c9 Provide i386 versions of div and ldiv -- they are simpler than the C versions, 
since the idiv instruction does the right thing wrt truncating towards zero.
 1993-10-08 23:57:13 +00:00
jtc
e09d2f42db Use "testb %cl,%cl" instead of "cmpb $0,%cl". 
This saves three cycles per character, and reduces the size of the
function by eight bytes (the loop is unrolled eight times).
Thanks to davidg for pointing this out.
 1993-10-08 01:25:51 +00:00
jtc
b3f9f8f6f4 Provide an assembly language version of labs(). 
Since ints and longs are both 32 bits on a i386, we could alias abs()
and labs() together as mycroft did with memmove()/memcpy(), but I'm
waiting on an interpretation ruling to see if it is legal.
 1993-10-08 00:01:04 +00:00
cgd
0b9f50897e make an arch directory in libc, and move all machine dirs into it 1993-10-07 00:17:24 +00:00