msaitoh
95d875fb90
libc for SH3.
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TODO: fplib
2000-01-05 14:07:29 +00:00
eeh
0ba088f0a3
New bzero() using block store insns.
1999-12-30 15:31:39 +00:00
eeh
d1b815fe32
Sample code to implement ffs() using the popc insn (if it's ever implemented).
1999-12-30 15:30:26 +00:00
shin
509e885e3b
fix name space pollution by adding prefix '_mips_'.
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closes PR 8770.
1999-12-26 00:22:31 +00:00
kleink
11e6c54cfc
C99: Define a NAN macro in <math.h> which evaulates to a constant expression of
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a single-precision quiet NaN; only to be defined on platforms that do support
this value.
1999-12-23 10:15:05 +00:00
matthias
87bb3a7b2b
make this work again with -mrtd.
1999-11-16 18:16:53 +00:00
is
eaf45b75c1
Fix spelling of contributors name
1999-10-27 09:10:27 +00:00
thorpej
3b435a7396
Add register prefixes.
1999-10-25 23:48:07 +00:00
itohy
1d0a433095
ELF PIC support.
1999-10-18 03:24:28 +00:00
itohy
29215efa45
ELF PIC support.
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Small optimization.
1999-10-18 03:22:14 +00:00
shin
54de12eae6
remove extra lw (SOFTFLOAT)
1999-10-11 05:25:35 +00:00
shin
f761ddb744
adjust #endif position (SOFTFLOAT)
1999-10-11 05:21:06 +00:00
takemura
cdabc2eb91
Hpcmips needs completely FPU instruction free user land.
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XXX, this modification is kinda ad-hoc.
1999-09-29 13:19:13 +00:00
kleink
30ae96c534
Oops, missed these in the mcount -> __mcount renaming.
1999-09-28 08:27:08 +00:00
is
e203553a11
Finish support for auto-generated libkern divsi3.S.
1999-09-21 09:43:38 +00:00
is
897dbf6c67
Use an identical source file for the libc and the libkern version of
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divsi3.S, conditionally compiling the divide by zero case. This way,
after a change to the one, we can just copy it over to update the other
without creating ... problems. By Chris G. Demetriou.
1999-09-20 09:22:47 +00:00
mycroft
959acd6d47
Looks like I forgot to add this copy of isnan.c.
1999-09-17 21:32:53 +00:00
takemura
2f85eb6142
Import NetBSD/hpcmips source files from hpcmips repository.
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file list:
sys/arch/hpcmips/
distrib/hpcmips/
etc/etc.hpcmips/
lib/libc/arch/mips/fplib/
lib/libc/arch/mips/fplib/Makefile.inc
lib/libc/arch/mips/fplib/environment.h
lib/libc/arch/mips/fplib/fplib_glue.c
lib/libc/arch/mips/fplib/fplib_libc.c
lib/libc/arch/mips/fplib/hpcmips-gcc.h
lib/libc/arch/mips/fplib/softfloat-macros.h
lib/libc/arch/mips/fplib/softfloat-specialize.h
lib/libc/arch/mips/fplib/softfloat.c
lib/libc/arch/mips/fplib/softfloat.h
lib/libc/arch/mips/gen/ieee.h
lib/libc/arch/mips/gen/sf_fabs.c
lib/libc/arch/mips/gen/sf_flt_rounds.c
lib/libc/arch/mips/gen/sf_fpgetmask.c
lib/libc/arch/mips/gen/sf_fpgetround.c
lib/libc/arch/mips/gen/sf_fpgetsticky.c
lib/libc/arch/mips/gen/sf_fpsetmask.c
lib/libc/arch/mips/gen/sf_fpsetround.c
lib/libc/arch/mips/gen/sf_fpsetsticky.c
lib/libc/arch/mips/gen/sf_isinf.c
lib/libc/arch/mips/gen/sf_ldexp.c
lib/libc/arch/mips/gen/sf_modf.c
1999-09-16 12:13:17 +00:00
is
bc086d24af
In the division core: if the highest bit of the dividend is set,
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we have to be careful when shifting the divisor. Test this.
This fixes PR 7760 by Richard Earnshaw.
1999-09-16 09:15:05 +00:00
drochner
ec2a7d4249
SYS.h was nuked from libkern
1999-09-10 15:41:51 +00:00
chs
f70d067294
use RODATA() instead of ENTRY() for __ffstab so that it works when profiling.
1999-09-06 19:00:24 +00:00
mycroft
b3b07a4c6e
Another microoptimization. Take advantage of the addition already having set
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the flags for the <=0 comparison.
1999-08-30 18:28:24 +00:00
mycroft
0560606383
Reuse the trick of loading 0.0 (rather than 1.0) and then modifying the
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exponent. It's a bit faster on some machines.
1999-08-30 18:01:40 +00:00
mycroft
5579a03f91
Nuke unused variable.
1999-08-30 16:48:07 +00:00
augustss
75d2dfe657
Remove more unused mulexp variables.
1999-08-30 15:11:32 +00:00
augustss
6a4d7f0bc4
Make it compile again by removing an unused variable.
1999-08-30 12:14:09 +00:00
mycroft
9cba4741ee
Use C versions of isinf() and isnan(). The assembler code is basically
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identical, but was endian-dependent.
1999-08-29 23:01:40 +00:00
mycroft
6b221be206
ldexp(denormal, exp>1023) would generate the wrong result in all non-overflow
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cases. Totally rework this code to fix this bug *and* make it faster.
1999-08-29 22:50:25 +00:00
mycroft
5f34ffabca
ldexp(denormal, exp>1023) would generate the wrong result in all non-overflow
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cases. Totally rework this code to fix this bug *and* make it faster.
1999-08-29 22:45:32 +00:00
mycroft
c3140da584
Oops; committed wrong version here.
1999-08-29 19:42:54 +00:00
mycroft
f784c98496
Reimplement the FSCALE version as C-with-assembler. (Make the compiler deal
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with ABI crap.)
1999-08-29 19:41:53 +00:00
mycroft
0ae41d0984
Use the C version of ldexp(). The assembler version was broken in several
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ways (ldexp(0.0, 5000) returned +Inf, didn't do normalization/denormalization,
etc.).
1999-08-29 19:08:44 +00:00
mycroft
02a48bde49
Don't ever return -0.0.
1999-08-29 19:04:02 +00:00
mycroft
0d708431b7
Minor style change.
1999-08-29 18:40:50 +00:00
mycroft
ea4b733810
Trivial KNF.
1999-08-29 18:39:35 +00:00
mycroft
6850b97bb3
Sync with SPARC version.
1999-08-29 18:35:51 +00:00
mycroft
ed01c49a3f
Use the C version. The assembler version was just transliterated (and buggy)
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anyway.
1999-08-29 18:32:36 +00:00
mycroft
099dd01a1d
Make the C version of frexp() consitent across platforms, and handle the
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Inf/NaN case.
1999-08-29 18:30:14 +00:00
mycroft
291053e1e2
Use ieee.h.
1999-08-29 18:23:26 +00:00
mycroft
c8190acc41
Separate isnan() into a separate module, and make isinf()/isnan() use ieee.h.
1999-08-29 18:11:28 +00:00
mycroft
17030e8106
Separate isnan() into a separate module, and make isinf()/isnan() use ieee.h.
1999-08-29 18:08:27 +00:00
thorpej
30dca7f7db
Add __msgctl13(), __semctl13(), and __shmctl13() (symbols are __RENAME()'d
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in their respective header files). Add PSEUDO stubs for the old versions
of these system calls.
Note that __semctl13() doesn't require the extra stub that the old
semctl()/__semctl() did, as the SUSv2 version takes variable arguments,
and thus does not require the extra indirection.
1999-08-25 05:09:27 +00:00
kleink
74511f97b1
Use _ALIGN_TEXT from <machine/asm.h>.
1999-08-23 08:45:09 +00:00
danw
687108b42f
add the ieeefp functions
1999-07-07 01:55:07 +00:00
danw
e8559a61eb
mark an asm statement volatile so it doesn't get optimized out
1999-07-07 01:53:38 +00:00
pk
0ffda58ae9
A new implementation of _setjmp/_longjmp that uses the T_FLUSHWIN trap.
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This means the stack frame and program counter can restored directly
from the jmp_buf, eliminating the need to backtrack through frames
which does not work in all cases.
1999-06-27 11:10:18 +00:00
tron
d7678457d6
Fix definition of infinity. Patch supplied by Richard Earnshaw in
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PR lib/7829.
1999-06-21 22:31:32 +00:00
matthias
71dd06e171
Go for correctness instead of speed as suggested by Ian Dall. This fixes
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pr#port-pc532/7710.
1999-06-06 20:20:46 +00:00
matthias
bb36354c10
Fix spurious page faults by double word aligning the source and not the
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destination. Thank's to Ian Dall for this fix.
1999-06-06 19:49:11 +00:00
kleink
15fb0e4315
Shameless hack to reference end if using a.out and _end if using ELF.
1999-06-03 20:14:58 +00:00