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Libraries updates and cleanup

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* Updating common/lib
 * Updating lib/csu
 * Updating lib/libc
 * Updating libexec/ld.elf_so
 * Corrected test on __minix in featuretest to actually follow the
   meaning of the comment.
 * Cleaned up _REENTRANT-related defintions.
 * Disabled -D_REENTRANT for libfetch
 * Removing some unneeded __NBSD_LIBC defines and tests

Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
This commit is contained in:
Lionel Sambuc 2012-11-15 12:06:41 +01:00
parent f6aac1c3b5
commit f14fb60209
1285 changed files with 44244 additions and 14308 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
commands/diff/xmalloc.c
View file

@ -16,6 +16,7 @@
#include <err.h>
#include <limits.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

2
commands/dosread/dosread.c
View file

@ -696,7 +696,7 @@ unsigned short mon_len[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
void fill_date(entry)
DIRECTORY *entry;
{
register long cur_time = time((long *) 0) - DOS_TIME;
register long cur_time = time(NULL) - DOS_TIME;
unsigned short year = 0, month = 1, day, hour, minutes, seconds;
int i;
long tmp;

3
commands/elvis/config.h
View file

@ -251,7 +251,8 @@ extern char *malloc();
#endif
/* everybody but Amiga wants lseek declared here */
#if !AMIGA
/* LSC: MINIX Does not want it either! */
#if !AMIGA && !defined(__minix)
extern long lseek();
#endif

4
commands/partition/partition.c
View file

@ -419,11 +419,11 @@ int main(int argc, char **argv)
if (rflag) {
if (aflag) usage();
if ((argc - i) != 1) usage();
fprintf(stderr, "%s: -r is not yet implemented\n");
fprintf(stderr, "%s: -r is not yet implemented\n", __func__);
exit(1);
} else {
if ((argc - i) < 1) usage();
if (aflag) fprintf(stderr, "%s: -a is not yet implemented\n");
if (aflag) fprintf(stderr, "%s: -a is not yet implemented\n", __func__);
device= argv[i++];
geometry();

2
commands/playwave/playwave.c
View file

@ -70,7 +70,7 @@ void usage()
int main ( int argc, char *argv[] )
{
int i, r, audio, file;
char *buffer, *file_name;
char *buffer, *file_name = NULL;
unsigned int sign;
unsigned int fragment_size;
unsigned int channels;

3
commands/repartition/repartition.c
View file

@ -112,7 +112,6 @@ int diocntl(dev_t device, int request, struct partition *entry)
{
char *name;
int r, f, err;
struct partition geometry;
name= finddev(device);
if ((f= open(name, O_RDONLY)) < 0) return -1;
@ -164,7 +163,7 @@ int main(int argc, char **argv)
struct stat hdst;
struct partition whole, entry;
struct part_entry table[4], *pe;
int drive, par, device, incr;
int drive, par = 0, device, incr;
int partf;
char *table_file;
int hd_major, hd_minor;

3
common/lib/libc/Makefile.inc
View file

@ -3,11 +3,10 @@
COMMON_DIR:=${.PARSEDIR}
.if defined(__MINIX)
COMMON_CODEDIRS=atomic gen inet md net quad stdlib string
COMMON_CODEDIRS+=hash/sha1 hash/sha2 hash/rmd160
.else
COMMON_CODEDIRS=atomic gen gmon inet md net quad stdlib string sys
COMMON_CODEDIRS+=hash/sha1 hash/sha2 hash/rmd160 hash/murmurhash
.endif
COMMON_CODEDIRS+=hash/sha1 hash/sha2 hash/rmd160 hash/murmurhash
.if defined(COMMON_MACHINE_ARCH) && !empty(COMMON_MACHINE_ARCH) && \
exists(${COMMON_DIR}/arch/${COMMON_MACHINE_ARCH})

12
common/lib/libc/arch/arm/atomic/atomic_add_32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_add_32.S,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_add_32.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -40,6 +40,11 @@ ENTRY_NP(_atomic_add_32)
strex ip, r2, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return old value */
END(_atomic_add_32)
ATOMIC_OP_ALIAS(atomic_add_32,_atomic_add_32)
@ -57,6 +62,11 @@ ENTRY_NP(_atomic_add_32_nv)
strex r2, r0, [r3] /* try to store */
cmp r2, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_add_32_nv)
ATOMIC_OP_ALIAS(atomic_add_32_nv,_atomic_add_32_nv)

81
common/lib/libc/arch/arm/atomic/atomic_add_64.S Normal file
View file

@ -0,0 +1,81 @@
/* $NetBSD: atomic_add_64.S,v 1.3 2012/09/13 00:36:12 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
#ifdef _ARM_ARCH_6
ENTRY_NP(_atomic_add_64)
str r4, [sp, #-4]! /* save temporary */
mov r4, r0 /* need r0 for return value */
#ifndef __ARM_EABI__
mov r3, r2
mov r2, r1
#endif
1: ldrexd r0, [r4] /* load old value (to be returned) */
adds NLO, LO, NLO /* calculate new value */
adc NHI, HI, NHI /* calculate new value */
strexd ip, r2, [r4] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET /* return old value */
END(_atomic_add_64)
ATOMIC_OP_ALIAS(atomic_add_64,_atomic_add_64)
ENTRY_NP(_atomic_add_64_nv)
str r4, [sp, #-4]! /* save temporary */
mov r4, r0 /* need r0 for return value */
#ifndef __ARM_EABI__
mov r3, r2
mov r2, r1
#endif
1: ldrexd r0, [r4] /* load old value */
adds LO, LO, NLO /* calculate new value lo */
adc HI, HI, NHI /* calculate new value hi */
strexd ip, r0, [r4] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET /* return new value */
END(_atomic_add_64_nv)
ATOMIC_OP_ALIAS(atomic_add_64_nv,_atomic_add_64_nv)
#endif /* _ARM_ARCH_6 */

12
common/lib/libc/arch/arm/atomic/atomic_and_32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_and_32.S,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_and_32.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -40,6 +40,11 @@ ENTRY_NP(_atomic_and_32)
strex ip, r2, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return old value */
END(_atomic_and_32)
ATOMIC_OP_ALIAS(atomic_and_32,_atomic_and_32)
@ -55,6 +60,11 @@ ENTRY_NP(_atomic_and_32_nv)
strex r2, r0, [r3] /* try to store */
cmp r2, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_and_32_nv)
ATOMIC_OP_ALIAS(atomic_and_32_nv,_atomic_and_32_nv)

81
common/lib/libc/arch/arm/atomic/atomic_and_64.S Normal file
View file

@ -0,0 +1,81 @@
/* $NetBSD: atomic_and_64.S,v 1.2 2012/09/13 00:36:12 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
#ifdef _ARM_ARCH_6
ENTRY_NP(_atomic_and_64)
str r4, [sp, #-4]! /* save temporary */
#ifndef __ARM_EABI__
mov r3, r2
mov r2, r1
#endif
mov r4, r0 /* need r0 for return value */
1: ldrexd r0, [r4] /* load old value (to be returned) */
and r2, r0, r2 /* calculate new value */
and r3, r1, r3 /* calculate new value */
strexd ip, r2, [r4] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET /* return old value */
END(_atomic_and_64)
ATOMIC_OP_ALIAS(atomic_and_64,_atomic_and_64)
ENTRY_NP(_atomic_and_64_nv)
str r4, [sp, #-4]! /* save temporary */
#ifndef __ARM_EABI__
mov r3, r2
mov r2, r1
#endif
mov r4, r0 /* need r0 for return value */
1: ldrexd r0, [r4] /* load old value */
and r0, r0, r2 /* calculate new value */
and r1, r1, r3 /* calculate new value */
strexd ip, r0, [r4] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET /* return new value */
END(_atomic_and_64_nv)
ATOMIC_OP_ALIAS(atomic_and_64_nv,_atomic_and_64_nv)
#endif /* _ARM_ARCH_6 */

17
common/lib/libc/arch/arm/atomic/atomic_cas_32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_cas_32.S,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_cas_32.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
@ -44,15 +44,28 @@ ENTRY_NP(_atomic_cas_32)
strex ip, r2, [r3] /* store new value */
cmp ip, #0 /* succeed? */
bne 1b /* nope, try again. */
RET /* yes, return. */
#ifdef _ARM_ARCH_7
dsb
#else
mcr p15, 0, ip, c7, c10, 4 /* data synchronization barrier */
#endif
RET /* return. */
END(_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_32,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_uint,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_ulong,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_ptr,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_32_ni,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_uint_ni,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_ulong_ni,_atomic_cas_32)
ATOMIC_OP_ALIAS(atomic_cas_ptr_ni,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_uint,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_ulong,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_32_ni,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_ptr_ni,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_uint_ni,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_ulong_ni,_atomic_cas_32)
STRONG_ALIAS(_atomic_cas_ptr,_atomic_cas_32)
#endif /* _ARCH_ARM_6 */

69
common/lib/libc/arch/arm/atomic/atomic_cas_64.S Normal file
View file

@ -0,0 +1,69 @@
/* $NetBSD: atomic_cas_64.S,v 1.1 2012/09/11 20:51:25 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
#if defined(_ARM_ARCH_6)
/*
* ARMv6 has load-exclusive/store-exclusive which works for both user
* and kernel.
*/
ENTRY_NP(_atomic_cas_64)
stmfd sp!, {r4, r5, r6} /* save temporaries */
mov r6, r0 /* we need r0 for return value */
#ifdef __ARM_EABI__
ldrd r4, [sp] /* fetch new value */
#else
ldr r5, [sp, #4] /* fetch new value */
ldr r4, [sp, #0] /* fetch new value */
mov r3, r2 /* r2 will be overwritten by r1 which ... */
mov r2, r1 /* r1 will be overwritten by ldrexd */
#endif
1:
ldrexd r0, [r6] /* load current value */
teq r0, r2 /* compare to old? 1st half */
teqeq r1, r3 /* compare to old? 2nd half */
bne 2f /* jump to return if different */
strexd ip, r4, [r6] /* store new value */
cmp ip, #0 /* succeed? */
bne 1b /* nope, try again. */
#ifdef _ARM_ARCH_7
dsb
#else
mcr p15, 0, ip, c7, c10, 4 /* data synchronization barrier */
#endif
2:
ldmfd sp!, {r4, r5, r6} /* restore temporaries */
RET /* return. */
END(_atomic_cas_64)
ATOMIC_OP_ALIAS(atomic_cas_64,_atomic_cas_64)
#endif /* _ARCH_ARM_6 */

58
common/lib/libc/arch/arm/atomic/atomic_cas_8.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_cas_8.S,v 1.1 2008/11/18 15:22:56 matt Exp $ */
/* $NetBSD: atomic_cas_8.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
@ -27,37 +27,33 @@
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: atomic_cas_8.S,v 1.1 2008/11/18 15:22:56 matt Exp $")
#include "atomic_op_asm.h"
ENTRY(atomic_cas_8)
XPUSH {r4,r5} /* we need some more registers */
and r3, r0, #3 /* which byte do we replace? */
#if __ARMEB__
eor r3, r3, #3 /* bytes are reversed on BE */
#endif
mov r3, r3, lsl #3 /* multiply by 8 */
mov r1, r1, lsl r3 /* mov old value to correct byte */
eor r2, r1, r2, lsl r3 /* move new value to correct byte */
/* eor r2, r2, r1 */ /* new value is now (old ^ new) */
mov r5, #0xff /* load mask */
mov r5, r5, lsl r3 /* and move to correct byte */
mov r3, r0 /* move pointer */
1: ldrex r4, [r3] /* load 32bit value */
and r0, r4, r5 /* clear other bytes */
teq r0, r1 /* equal old value? */
bne 2f /* nope, bail. */
eor r4, r4, r2 /* new == old ^ (old ^ new) */
strex ip, r4, [r3] /* attempt to store it */
#if defined(_ARM_ARCH_6)
/*
* ARMv6 has load-exclusive/store-exclusive which works for both user
* and kernel.
*/
ENTRY_NP(_atomic_cas_8)
mov r3, r0 /* we need r0 for return value */
1:
ldrexb r0, [r3] /* load old value */
teq r0, r1 /* compare? */
RETc(ne) /* return if different */
strexb ip, r2, [r3] /* store new value */
cmp ip, #0 /* succeed? */
bne 1b /* nope, try again. */
2: XPOP {r4,r5} /* don't need these anymore */
and r1, r3, #3
#if __ARMEB__
eor r1, r1, #3
bne 1b /* nope, try again. */
#ifdef _ARM_ARCH_7
dsb /* data synchronization barrier */
#else
mcr p15, 0, ip, c7, c10, 4 /* data synchronization barrier */
#endif
mov r0, r0, lsr r1 /* shift it back to lsb byte */
RET
RET /* return. */
END(_atomic_cas_8)
ATOMIC_OP_ALIAS(atomic_cas_8,_atomic_cas_8)
STRONG_ALIAS(_atomic_cas_char,_atomic_cas_8)
STRONG_ALIAS(_atomic_cas_uchar,_atomic_cas_8)
#endif /* _ARCH_ARM_6 */

12
common/lib/libc/arch/arm/atomic/atomic_dec_32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_dec_32.S,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_dec_32.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
@ -39,6 +39,11 @@ ENTRY_NP(_atomic_dec_32)
strex r3, r1, [r2] /* try to store */
cmp r3, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_dec_32)
ATOMIC_OP_ALIAS(atomic_dec_32,_atomic_dec_32)
@ -56,6 +61,11 @@ ENTRY_NP(_atomic_dec_32_nv)
strex r1, r0, [r2] /* try to store */
cmp r1, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_dec_32_nv)
ATOMIC_OP_ALIAS(atomic_dec_32_nv,_atomic_dec_32_nv)

73
common/lib/libc/arch/arm/atomic/atomic_dec_64.S Normal file
View file

@ -0,0 +1,73 @@
/* $NetBSD: atomic_dec_64.S,v 1.2 2012/09/13 00:36:12 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
#ifdef _ARM_ARCH_6
ENTRY_NP(_atomic_dec_64)
mvn r2, #0
mov r3, r0 /* need r0 for return value */
1: ldrexd r0, [r3] /* load old value (return value) */
adds LO, LO, r2 /* calculate new value */
adc HI, HI, r2 /* calculate new value */
strexd ip, r0, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
adds LO, LO, #1
adc HI, HI, #0
RET /* return old value */
END(_atomic_dec_64)
ATOMIC_OP_ALIAS(atomic_dec_64,_atomic_dec_64)
ENTRY_NP(_atomic_dec_64_nv)
mvn r2, #0
mov r3, r0 /* need r0 for return value */
1: ldrexd r0, [r3] /* load old value */
adds LO, LO, r2 /* calculate new value */
adc HI, HI, r2 /* calculate new value */
strexd ip, r0, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_dec_64_nv)
ATOMIC_OP_ALIAS(atomic_dec_64_nv,_atomic_dec_64_nv)
#endif /* _ARM_ARCH_6 */

12
common/lib/libc/arch/arm/atomic/atomic_inc_32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_inc_32.S,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_inc_32.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
@ -39,6 +39,11 @@ ENTRY_NP(_atomic_inc_32)
strex r3, r1, [r2] /* try to store */
cmp r3, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_inc_32)
ATOMIC_OP_ALIAS(atomic_inc_32,_atomic_inc_32)
@ -56,6 +61,11 @@ ENTRY_NP(_atomic_inc_32_nv)
strex r1, r0, [r2] /* try to store */
cmp r1, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_inc_32_nv)
ATOMIC_OP_ALIAS(atomic_inc_32_nv,_atomic_inc_32_nv)

72
common/lib/libc/arch/arm/atomic/atomic_inc_64.S Normal file
View file

@ -0,0 +1,72 @@
/* $NetBSD: atomic_inc_64.S,v 1.2 2012/09/13 00:36:12 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
#ifdef _ARM_ARCH_6
ENTRY_NP(_atomic_inc_64)
mov r3, r0 /* need r0 for return value */
1: ldrexd r0, [r3] /* load old value (return value) */
adds LO, LO, #1 /* calculate new value */
adc HI, HI, #0 /* zero means we carried */
strexd ip, r0, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
mvn r2, #0 /* r2 = -1 */
adds LO, LO, r2 /* add it */
adc HI, HI, r2 /* add with carry */
RET /* return orig value */
END(_atomic_inc_64)
ATOMIC_OP_ALIAS(atomic_inc_64,_atomic_inc_64)
ENTRY_NP(_atomic_inc_64_nv)
mov r3, r0 /* need r0 for return value */
1: ldrexd r0, [r3] /* load old value */
add LO, LO, #1 /* calculate new value (return value) */
adc HI, HI, #0 /* fold carry into high */
strexd ip, r0, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_inc_64_nv)
ATOMIC_OP_ALIAS(atomic_inc_64_nv,_atomic_inc_64_nv)
#endif /* _ARCH_ARM_6 */

14
common/lib/libc/arch/arm/atomic/atomic_op_asm.h
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_op_asm.h,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_op_asm.h,v 1.3 2012/09/11 20:51:25 matt Exp $ */
/*-
* Copyright (c) 2007 The NetBSD Foundation, Inc.
@ -51,4 +51,16 @@
#endif /* _KERNEL */
#ifdef __ARMEB__
#define HI r0
#define LO r1
#define NHI r2
#define NLO r3
#else
#define LO r0
#define HI r1
#define NLO r2
#define NHI r3
#endif
#endif /* _ATOMIC_OP_ASM_H_ */

12
common/lib/libc/arch/arm/atomic/atomic_or_32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_or_32.S,v 1.2 2008/08/16 07:12:39 matt Exp $ */
/* $NetBSD: atomic_or_32.S,v 1.3 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
@ -39,6 +39,11 @@ ENTRY_NP(_atomic_or_32)
strex ip, r2, [r3] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return old value */
END(_atomic_or_32)
ATOMIC_OP_ALIAS(atomic_or_32,_atomic_or_32)
@ -54,6 +59,11 @@ ENTRY_NP(_atomic_or_32_nv)
strex r2, r0, [r3] /* try to store */
cmp r2, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET /* return new value */
END(_atomic_or_32_nv)
ATOMIC_OP_ALIAS(atomic_or_32_nv,_atomic_or_32_nv)

81
common/lib/libc/arch/arm/atomic/atomic_or_64.S Normal file
View file

@ -0,0 +1,81 @@
/* $NetBSD: atomic_or_64.S,v 1.2 2012/09/13 00:36:12 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
#ifdef _ARM_ARCH_6
ENTRY_NP(_atomic_or_64)
str r4, [sp, #-4]! /* save temporary */
#ifndef __ARM_EABI__
mov r3, r2
mov r2, r1
#endif
mov r4, r0 /* need r0 for return value */
1: ldrexd r0, [r4] /* load old value (to be returned) */
orr r2, r0, r2 /* calculate new value */
orr r3, r1, r3 /* calculate new value */
strexd ip, r2, [r4] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET /* return old value */
END(_atomic_or_64)
ATOMIC_OP_ALIAS(atomic_or_64,_atomic_or_64)
ENTRY_NP(_atomic_or_64_nv)
str r4, [sp, #-4]! /* save temporary */
#ifndef __ARM_EABI__
mov r3, r2
mov r2, r1
#endif
mov r4, r0 /* need r0 for return value */
1: ldrexd r0, [r4] /* load old value */
orr r0, r0, r2 /* calculate new value (return value) */
orr r1, r1, r3 /* calculate new value (return value) */
strexd ip, r0, [r4] /* try to store */
cmp ip, #0 /* succeed? */
bne 1b /* no, try again? */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET /* return new value */
END(_atomic_or_64_nv)
ATOMIC_OP_ALIAS(atomic_or_64_nv,_atomic_or_64_nv)
#endif /* _ARM_ARCH_6 */

64
common/lib/libc/arch/arm/atomic/atomic_swap.S
View file

@ -1,7 +1,7 @@
/* $NetBSD: atomic_swap.S,v 1.2 2008/08/16 07:12:40 matt Exp $ */
/* $NetBSD: atomic_swap.S,v 1.4 2012/08/31 23:41:52 matt Exp $ */
/*-
* Copyright (c) 2007 The NetBSD Foundation, Inc.
* Copyright (c) 2007,2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
@ -15,13 +15,6 @@
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
@ -38,8 +31,38 @@
#include "atomic_op_asm.h"
/*
* While SWP{B} is sufficient on its own for pre-ARMv7 CPUs, on MP ARMv7 cores
* SWP{B} is disabled since it's no longer atomic among multiple CPUs. They
* will actually raise an UNDEFINED exception.
*
* So if we use the LDREX/STREX template, but use a SWP instruction followed
* by a MOV instruction (using a temporary register), that gives a handler
* for the SWP UNDEFINED exception enough information to "patch" this instance
* SWP with correct forms of LDREX/STREX. (note that this would happen even
* "read-only" pages. If the page gets tossed, we will get another exception
* and fix yet again).
*/
ENTRY_NP(_atomic_swap_32)
swp r0, r1, [r0]
mov r2, r0
1:
#ifdef _ARM_ARCH_6
ldrex r0, [r2]
cmp r0, r1
strexne ip, r1, [r2]
#else
swp r0, r1, [r2]
cmp r0, r1
movsne ip, #0
#endif
cmpne ip, #0
bne 1b
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET
END(_atomic_swap_32)
ATOMIC_OP_ALIAS(atomic_swap_32,_atomic_swap_32)
@ -51,11 +74,26 @@ STRONG_ALIAS(_atomic_swap_ulong,_atomic_swap_32)
STRONG_ALIAS(_atomic_swap_ptr,_atomic_swap_32)
ENTRY_NP(_atomic_swap_8)
swpb r0, r1, [r0]
mov r2, r0
1:
#ifdef _ARM_ARCH_6
ldrexb r0, [r2]
strexb r3, r1, [r2]
#else
swpb r0, r1, [r2]
mov r3, #0
#endif
cmp r3, #0
bne 1b
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
RET
END(_atomic_swap_8)
ATOMIC_OP_ALIAS(atomic_swap_8,_atomic_swap_8)
ATOMIC_OP_ALIAS(atomic_swap_char,_atomic_swap_8)
ATOMIC_OP_ALIAS(atomic_swap_uchar,_atomic_swap_8)
STRONG_ALIAS(_atomic_swap_char,_atomic_swap_32)
STRONG_ALIAS(_atomic_swap_uchar,_atomic_swap_32)
STRONG_ALIAS(_atomic_swap_char,_atomic_swap_8)
STRONG_ALIAS(_atomic_swap_uchar,_atomic_swap_8)

53
common/lib/libc/arch/arm/atomic/atomic_swap_64.S Normal file
View file

@ -0,0 +1,53 @@
/* $NetBSD: atomic_swap_64.S,v 1.2 2012/09/13 00:36:12 matt Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "atomic_op_asm.h"
ENTRY_NP(_atomic_swap_64)
str r4, [sp, #-4]! /* save temporary */
mov r4, r0 /* return value will be in r0 */
#ifndef __ARM_EABI__
mov r3, r2 /* r2 will be overwriten by r1 */
mov r2, r1 /* and r1 will be overwritten by ldrexd */
#endif
1:
ldrexd r0, [r4] /* load old value */
strexd ip, r2, [r4] /* store new value */
cmpne ip, #0 /* succeed? */
bne 1b /* no, try again */
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, ip, c7, c10, 5 /* data memory barrier */
#endif
ldr r4, [sp], #4 /* restore temporary */
RET
END(_atomic_swap_64)
ATOMIC_OP_ALIAS(atomic_swap_64,_atomic_swap_64)

10
common/lib/libc/arch/arm/atomic/membar_ops.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: membar_ops.S,v 1.2 2008/08/16 07:12:40 matt Exp $ */
/* $NetBSD: membar_ops.S,v 1.3 2012/08/16 16:49:10 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
@ -33,7 +33,11 @@
#ifdef _ARM_ARCH_6
ENTRY_NP(_membar_producer)
#ifdef _ARM_ARCH_7
dsb
#else
mcr p15, 0, r0, c7, c10, 4 /* Data Synchronization Barrier */
#endif
RET
END(_membar_producer)
ATOMIC_OP_ALIAS(membar_producer,_membar_producer)
@ -41,7 +45,11 @@ ATOMIC_OP_ALIAS(membar_write,_membar_producer)
STRONG_ALIAS(_membar_write,_membar_producer)
ENTRY_NP(_membar_sync)
#ifdef _ARM_ARCH_7
dmb
#else
mcr p15, 0, r0, c7, c10, 5 /* Data Memory Barrier */
#endif
RET
END(_membar_sync)
ATOMIC_OP_ALIAS(membar_sync,_membar_sync)

22
common/lib/libc/arch/arm/gen/divsi3.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: divsi3.S,v 1.1 2005/12/20 19:28:49 christos Exp $ */
/* $NetBSD: divsi3.S,v 1.3 2012/10/10 02:16:54 christos Exp $ */
/*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
@ -21,22 +21,6 @@
* which makes a C call
*/
ENTRY(__umodsi3)
stmfd sp!, {lr}
sub sp, sp, #4 /* align stack */
bl .L_udivide
add sp, sp, #4 /* unalign stack */
mov r0, r1
ldmfd sp!, {pc}
ENTRY(__modsi3)
stmfd sp!, {lr}
sub sp, sp, #4 /* align stack */
bl .L_divide
add sp, sp, #4 /* unalign stack */
mov r0, r1
ldmfd sp!, {pc}
.L_overflow:
#if !defined(_KERNEL) && !defined(_STANDALONE)
mov r0, #8 /* SIGFPE */
@ -48,6 +32,8 @@ ENTRY(__modsi3)
#endif
RET
ENTRY_NP(__aeabi_uidivmod)
ENTRY_NP(__aeabi_uidiv)
ENTRY(__udivsi3)
.L_udivide: /* r0 = r0 / r1; r1 = r0 % r1 */
eor r0, r1, r0
@ -70,6 +56,8 @@ ENTRY(__udivsi3)
mov r1, #0
RET
ENTRY_NP(__aeabi_idivmod)
ENTRY_NP(__aeabi_idiv)
ENTRY(__divsi3)
.L_divide: /* r0 = r0 / r1; r1 = r0 % r1 */
eor r0, r1, r0

31
common/lib/libc/arch/arm/gen/modsi3.S Normal file
View file

@ -0,0 +1,31 @@
/* $NetBSD: modsi3.S,v 1.1 2012/10/10 02:16:54 christos Exp $ */
/*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/asm.h>
/*
* stack is aligned as there's a possibility of branching to .L_overflow
* which makes a C call
*/
ENTRY(__modsi3)
stmfd sp!, {lr}
sub sp, sp, #4 /* align stack */
bl PIC_SYM(__divsi3, PLT)
add sp, sp, #4 /* unalign stack */
mov r0, r1
ldmfd sp!, {pc}

30
common/lib/libc/arch/arm/gen/umodsi3.S Normal file
View file

@ -0,0 +1,30 @@
/* $NetBSD: umodsi3.S,v 1.1 2012/10/10 02:16:54 christos Exp $ */
/*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/asm.h>
/*
* stack is aligned as there's a possibility of branching to .L_overflow
* which makes a C call
*/
ENTRY(__umodsi3)
stmfd sp!, {lr}
sub sp, sp, #4 /* align stack */
bl PIC_SYM(__udivsi3, PLT)
add sp, sp, #4 /* unalign stack */
mov r0, r1
ldmfd sp!, {pc}

55
common/lib/libc/arch/arm/quad/__aeabi_lcmp.c Normal file
View file

@ -0,0 +1,55 @@
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: __aeabi_lcmp.c,v 1.2 2012/08/06 02:15:51 matt Exp $");
#include "quad.h"
#include <arm/aeabi.h>
/*
* Return -1, 0, 1 (like strcmp) if a [<, =, >] b
*/
int
__aeabi_lcmp(long long a, long long b)
{
const union uu aa = { .q = a }, bb = { .q = b };
if (aa.sl[H] < bb.sl[H])
return -1;
if (aa.sl[H] > bb.sl[H])
return 1;
if (aa.sl[L] < bb.sl[L])
return -1;
if (aa.sl[L] > bb.sl[L])
return 1;
return 0;
}

128
common/lib/libc/arch/arm/quad/__aeabi_ldivmod.S Normal file
View file

@ -0,0 +1,128 @@
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: __aeabi_ldivmod.S,v 1.1 2012/08/05 06:33:51 matt Exp $")
ENTRY(__aeabi_ldivmod)
push {r4-r5, sl, lr}
#define NEG r5
mov NEG, #0
#ifdef __ARMEB__
#define ALO r1 /* incoming numerator, outgoing quotient */
#define AHI r0 /* incoming numerator, outgoing quotient */
#define BLO r3 /* incoming denominator, outgoing remainder */
#define BHI r2 /* incoming denominator, outgoing remainder */
#else
#define ALO r0 /* incoming numerator, outgoing quotient */
#define AHI r1 /* incoming numerator, outgoing quotient */
#define BLO r2 /* incoming denominator, outgoing remainder */
#define BHI r3 /* incoming denominator, outgoing remainder */
#endif
cmp BHI, #0
bge 2f
eor NEG, NEG, #1 /* flip quotient sign */
bl .Lnegate_b
bcs .Lmaxdenom
2:
cmp AHI, #0
/* bge 3f */
eorlt NEG, NEG, #3 /* flip quotient sign, flip remainder sign */
bllt .Lnegate_a
3:
/*
* Arguments are setup, allocate some stack for the remainder
* and call __qdivrem for the heavy lifting.
*/
sub sp, sp, #8
mov r4, sp /* pointer to remainder */
bl PLT_SYM(__qdivrem)
teq NEG, #0 /* any signs to flip? */
/*
* The quotient is already in the right place and neither value
* needs its sign flipped.
*/
popeq {r2-r5, sl, lr}
RETc(eq)
pop {r2, r3}
tst NEG, #2 /* does remainder need to be negative? */
bleq .Lnegate_b
tst NEG, #1 /* does quotient need to be negative? */
bleq .Lnegate_a
pop {r4-r5, sl, lr}
RET
.Lnegate_a:
rsbs ALO, ALO, #0
rsc AHI, AHI, #0
RET
.Lnegate_b:
rsbs BLO, BLO, #0
rsc BHI, BHI, #0
RET
.Lmaxdenom:
/*
* We had a carry so the denominator must have INT64_MIN
* Also BLO and BHI never changed values so we can use
* them to see if the numerator has the same value. We
* don't have to worry about sign.
*/
teq BHI, AHI
teqeq BLO, ALO
bne 1f
/*
* They were equal, so we return a quotient of 1 and remainder of 0.
*/
mov ALO, #1
mov AHI, #0
mov BLO, #0
mov BHI, #0
pop {r4-r5, sl, lr}
RET
/*
* Our remainder must be the numerator and our quotient is 0.
*/
1: mov BLO, ALO
mov BHI, AHI
mov ALO, #0
mov AHI, #0
pop {r4-r5, sl, lr}
RET
END(__aeabi_ldivmod)

55
common/lib/libc/arch/arm/quad/__aeabi_ulcmp.c Normal file
View file

@ -0,0 +1,55 @@
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: __aeabi_ulcmp.c,v 1.2 2012/08/06 02:15:51 matt Exp $");
#include "quad.h"
#include <arm/aeabi.h>
/*
* Return -1, 0, 1 (like strcmp) if a [<, =, >] b
*/
int
__aeabi_ulcmp(unsigned long long a, unsigned long long b)
{
const union uu aa = { .uq = a }, bb = { .uq = b };
if (aa.ul[H] < bb.ul[H])
return -1;
if (aa.ul[H] > bb.ul[H])
return 1;
if (aa.ul[L] < bb.ul[L])
return -1;
if (aa.ul[L] > bb.ul[L])
return 1;
return 0;
}

51
common/lib/libc/arch/arm/quad/__aeabi_uldivmod.S Normal file
View file

@ -0,0 +1,51 @@
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: __aeabi_uldivmod.S,v 1.2 2012/08/05 06:34:09 matt Exp $")
/*
* typedef struct { unsigned long long quo, rem } ulldiv_t;
* __value_in_regs ulldiv_t __aeabi_uldivmod(unsigned long long n,
* unsigned long long d);
*/
ENTRY(__aeabi_uldivmod)
push {r4,lr}
sub sp, sp, #8
mov r4, sp
bl PLT_SYM(__qdivrem)
/*
* The remainder is already on the stack just waiting to be popped
* into r2/r3.
*/
pop {r2-r4,lr}
RET
END(__aeabi_uldivmod)

6
common/lib/libc/arch/arm/string/ffs.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: ffs.S,v 1.1 2005/12/20 19:28:49 christos Exp $ */
/* $NetBSD: ffs.S,v 1.2 2011/07/03 07:13:31 matt Exp $ */
/*
* Copyright (c) 2001 Christopher Gilbert
* All rights reserved.
@ -30,7 +30,7 @@
#include <machine/asm.h>
RCSID("$NetBSD: ffs.S,v 1.1 2005/12/20 19:28:49 christos Exp $")
RCSID("$NetBSD: ffs.S,v 1.2 2011/07/03 07:13:31 matt Exp $")
/*
* ffs - find first set bit, this algorithm isolates the first set
@ -44,7 +44,7 @@ RCSID("$NetBSD: ffs.S,v 1.1 2005/12/20 19:28:49 christos Exp $")
* This is the ffs algorithm devised by d.seal and posted to comp.sys.arm on
* 16 Feb 1994.
*/
WEAK_ALIAS(__ffssi2,ffs)
ENTRY(ffs)
#ifdef _ARM_ARCH_5
/* (X & -X) gives LSB or zero. */

50
common/lib/libc/arch/i386/string/small/memcmp.S Normal file
View file

@ -0,0 +1,50 @@
/* $NetBSD: memcmp.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: memcmp.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
ENTRY(memcmp)
pushl %esi
pushl %edi
movl 12(%esp), %edi
movl 16(%esp), %esi
movl 20(%esp), %ecx
xorl %eax, %eax
rep
cmpsb
popl %edi
popl %esi
ja 1f
setnz %al
ret
1:
decl %eax
ret

71
common/lib/libc/arch/i386/string/small/memcpy.S Normal file
View file

@ -0,0 +1,71 @@
/* $NetBSD: memcpy.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: memcpy.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
# ifdef BCOPY
ENTRY(bcopy)
pushl %esi
pushl %edi
movl 12(%esp), %esi
movl 16(%esp), %edi
jmp __memmove_start
# endif
# if defined(MEMMOVE)
ENTRY(memcpy)
ENTRY(memmove)
pushl %esi
pushl %edi
movl 12(%esp), %edi
movl 16(%esp), %esi
.globl __memmove_start
__memmove_start:
movl 20(%esp), %ecx
pushl %edi
testl %ecx, %ecx
jz 2f
cmpl %esi, %edi
jb 1f
addl %ecx, %esi
decl %esi
addl %ecx, %edi
decl %edi
std
1:
rep
movsb
2:
cld
popl %eax
popl %edi
popl %esi
ret
# endif /* MEMMOVE */

4
common/lib/libc/arch/i386/string/small/memmove.S Normal file
View file

@ -0,0 +1,4 @@
/* $NetBSD: memmove.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
#define MEMMOVE
#include "memcpy.S"

45
common/lib/libc/arch/i386/string/small/memset.S Normal file
View file

@ -0,0 +1,45 @@
/* $NetBSD: memset.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: memset.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
ENTRY(memset)
pushl %edi
movl 8(%esp), %edi
movl 12(%esp), %eax
movl 16(%esp), %ecx
pushl %edi
rep
stosb
popl %eax
popl %edi
ret

51
common/lib/libc/arch/i386/string/small/strchr.S Normal file
View file

@ -0,0 +1,51 @@
/* $NetBSD: strchr.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: strchr.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
ENTRY(strchr)
popl %edx /* Return address */
popl %eax /* String pointer */
popl %ecx /* Character to find */
pushl %ecx
pushl %eax
pushl %edx
1:
cmpb $0, 0(%eax)
je 2f
cmpb %cl, 0(%eax)
je 3f
incl %eax
jmp 1b
2:
xorl %eax, %eax
3:
ret

50
common/lib/libc/arch/i386/string/small/strcmp.S Normal file
View file

@ -0,0 +1,50 @@
/* $NetBSD: strcmp.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: strcmp.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
ENTRY(strcmp)
pushl %esi
movl 12(%esp), %ecx
movl 8(%esp), %esi
decl %ecx
1:
incl %ecx
lodsb
cmpb 0(%ecx), %al
jne 2f
testb %al, %al
jne 1b
2:
subb 0(%ecx), %al
movsbl %al, %eax
popl %esi
ret

48
common/lib/libc/arch/i386/string/small/strcpy.S Normal file
View file

@ -0,0 +1,48 @@
/* $NetBSD: strcpy.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: strcpy.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
ENTRY(strcpy)
pushl %esi
pushl %edi
movl 12(%esp), %edi
movl 16(%esp), %esi
pushl %edi
1:
lodsb
stosb
testb %al, %al
jne 1b
popl %eax
popl %edi
popl %esi
ret

41
common/lib/libc/arch/i386/string/small/strlen.S Normal file
View file

@ -0,0 +1,41 @@
/* $NetBSD: strlen.S,v 1.1 2011/06/16 16:39:14 joerg Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by David Laight.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/asm.h>
RCSID("$NetBSD: strlen.S,v 1.1 2011/06/16 16:39:14 joerg Exp $")
ENTRY(strlen)
movl 8(%esp), %ecx
xorl %eax, %eax
dec %eax
1:
incl %eax
cmpb $0, 0(%ecx,%eax,1)
jnz 1b
ret

6
common/lib/libc/arch/m68k/string/ffs.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: ffs.S,v 1.1 2005/12/20 19:28:49 christos Exp $ */
/* $NetBSD: ffs.S,v 1.2 2011/07/09 14:57:29 mrg Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@ -39,12 +39,14 @@
#if 0
RCSID("from: @(#)ffs.s 5.1 (Berkeley) 5/12/90")
#else
RCSID("$NetBSD: ffs.S,v 1.1 2005/12/20 19:28:49 christos Exp $")
RCSID("$NetBSD: ffs.S,v 1.2 2011/07/09 14:57:29 mrg Exp $")
#endif
#endif /* LIBC_SCCS and not lint */
/* bit = ffs(value) */
WEAK_ALIAS(__ffssi2,ffs)
#ifndef __mc68010__
ENTRY(ffs)

16
common/lib/libc/arch/mips/atomic/atomic_add.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_add.S,v 1.2 2009/12/14 00:38:59 matt Exp $ */
/* $NetBSD: atomic_add.S,v 1.4 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,16 +26,24 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
RCSID("$NetBSD: atomic_add.S,v 1.2 2009/12/14 00:38:59 matt Exp $")
RCSID("$NetBSD: atomic_add.S,v 1.4 2012/03/14 16:50:34 christos Exp $")
.text
.set noat
.set noreorder
#ifdef _KERNEL_OPT
#include "opt_cputype.h"
#ifndef MIPS3_LOONGSON2F
.set noat
.set nomacro
#endif
#else /* _KERNEL_OPT */
.set noat
.set nomacro
#endif /* _KERNEL_OPT */
LEAF(_atomic_add_32)
1: INT_LL t0, 0(a0)

16
common/lib/libc/arch/mips/atomic/atomic_and.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_and.S,v 1.2 2009/12/14 00:38:59 matt Exp $ */
/* $NetBSD: atomic_and.S,v 1.4 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,16 +26,24 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
RCSID("$NetBSD: atomic_and.S,v 1.2 2009/12/14 00:38:59 matt Exp $")
RCSID("$NetBSD: atomic_and.S,v 1.4 2012/03/14 16:50:34 christos Exp $")
.text
.set noat
.set noreorder
#ifdef _KERNEL_OPT
#include "opt_cputype.h"
#ifndef MIPS3_LOONGSON2F
.set noat
.set nomacro
#endif
#else /* _KERNEL_OPT */
.set noat
.set nomacro
#endif /* _KERNEL_OPT */
LEAF(_atomic_and_32)
1: INT_LL t0, 0(a0)

5
common/lib/libc/arch/mips/atomic/atomic_cas.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_cas.S,v 1.2 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: atomic_cas.S,v 1.3 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,11 +26,10 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
RCSID("$NetBSD: atomic_cas.S,v 1.2 2009/12/14 00:39:00 matt Exp $")
RCSID("$NetBSD: atomic_cas.S,v 1.3 2012/03/14 16:50:34 christos Exp $")
.text
.set noat

15
common/lib/libc/arch/mips/atomic/atomic_dec.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_dec.S,v 1.2 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: atomic_dec.S,v 1.4 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,16 +26,23 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
RCSID("$NetBSD: atomic_dec.S,v 1.2 2009/12/14 00:39:00 matt Exp $")
RCSID("$NetBSD: atomic_dec.S,v 1.4 2012/03/14 16:50:34 christos Exp $")
.text
.set noat
.set noreorder
#ifdef _KERNEL_OPT
#include "opt_cputype.h"
#ifndef MIPS3_LOONGSON2F
.set noat
.set nomacro
#endif
#else /* _KERNEL_OPT */
.set noat
.set nomacro
#endif /* _KERNEL_OPT */
LEAF(_atomic_dec_32)
1: INT_LL t0, 0(a0)

16
common/lib/libc/arch/mips/atomic/atomic_inc.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_inc.S,v 1.2 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: atomic_inc.S,v 1.4 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,16 +26,24 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
RCSID("$NetBSD: atomic_inc.S,v 1.2 2009/12/14 00:39:00 matt Exp $")
RCSID("$NetBSD: atomic_inc.S,v 1.4 2012/03/14 16:50:34 christos Exp $")
.text
.set noat
.set noreorder
#ifdef _KERNEL_OPT
#include "opt_cputype.h"
#ifndef MIPS3_LOONGSON2F
.set noat
.set nomacro
#endif
#else /* _KERNEL_OPT */
.set noat
.set nomacro
#endif /* _KERNEL_OPT */
LEAF(_atomic_inc_32)
1: INT_LL t0, 0(a0)

13
common/lib/libc/arch/mips/atomic/atomic_or.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_or.S,v 1.2 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: atomic_or.S,v 1.4 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,14 +26,21 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
.text
.set noat
.set noreorder
#ifdef _KERNEL_OPT
#include "opt_cputype.h"
#ifndef MIPS3_LOONGSON2F
.set noat
.set nomacro
#endif
#else /* _KERNEL_OPT */
.set noat
.set nomacro
#endif /* _KERNEL_OPT */
LEAF(_atomic_or_32)
1: INT_LL t0, 0(a0)

16
common/lib/libc/arch/mips/atomic/atomic_swap.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_swap.S,v 1.2 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: atomic_swap.S,v 1.4 2012/03/14 16:50:34 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -26,16 +26,24 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <machine/asm.h>
#include "atomic_op_asm.h"
RCSID("$NetBSD: atomic_swap.S,v 1.2 2009/12/14 00:39:00 matt Exp $")
RCSID("$NetBSD: atomic_swap.S,v 1.4 2012/03/14 16:50:34 christos Exp $")
.text
.set noat
.set noreorder
#ifdef _KERNEL_OPT
#include "opt_cputype.h"
#ifndef MIPS3_LOONGSON2F
.set noat
.set nomacro
#endif
#else /* _KERNEL_OPT */
.set noat
.set nomacro
#endif /* _KERNEL_OPT */
LEAF(_atomic_swap_32)
1: INT_LL v0, 0(a0)

7
common/lib/libc/arch/mips/atomic/membar_ops.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: membar_ops.S,v 1.4 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: membar_ops.S,v 1.5 2012/08/03 06:06:44 matt Exp $ */
/*-
* Copyright (c) 2006, 2007 The NetBSD Foundation, Inc.
@ -50,13 +50,14 @@
#endif
.text
.set noreorder
LEAF(_membar_sync)
j ra
#ifdef SYNC
SYNC
SYNC
#else
nop
nop
#endif
END(_membar_sync)

8
common/lib/libc/arch/mips/string/bcopy.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: bcopy.S,v 1.3 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: bcopy.S,v 1.4 2011/08/27 13:23:52 bouyer Exp $ */
/*
* Mach Operating System
@ -46,7 +46,7 @@
#if 0
RCSID("from: @(#)mips_bcopy.s 2.2 CMU 18/06/93")
#else
RCSID("$NetBSD: bcopy.S,v 1.3 2009/12/14 00:39:00 matt Exp $")
RCSID("$NetBSD: bcopy.S,v 1.4 2011/08/27 13:23:52 bouyer Exp $")
#endif
#endif /* LIBC_SCCS and not lint */
@ -170,8 +170,10 @@ LEAF(FUNCTION)
PTR_ADDU DSTREG,1
4: # copydone
.set at #-mfix-loongson2f-btb
j ra
nop
.set noat
/*
* Copy from unaligned source to aligned dest.
@ -264,8 +266,10 @@ LEAF(FUNCTION)
PTR_SUBU DSTREG,1
4: # copydone
.set at #-mfix-loongson2f-btb
j ra
nop
.set noat
/*
* Copy from unaligned source to aligned dest.

118
common/lib/libc/arch/mips/string/ffs.S
View file

@ -1,11 +1,11 @@
/* $NetBSD: ffs.S,v 1.2 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: ffs.S,v 1.4 2011/07/04 11:35:26 mrg Exp $ */
/*-
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell.
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -15,40 +15,96 @@
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <mips/asm.h>
#if defined(LIBC_SCCS) && !defined(lint)
/* RCSID("from: @(#)ffs.s 8.1 (Berkeley) 6/4/93") */
RCSID("$NetBSD: ffs.S,v 1.2 2009/12/14 00:39:00 matt Exp $")
#endif /* LIBC_SCCS and not lint */
RCSID("$NetBSD: ffs.S,v 1.4 2011/07/04 11:35:26 mrg Exp $")
/* bit = ffs(value) */
.text
.set noreorder
WEAK_ALIAS(__ffssi2,ffs)
#if __mips == 64 || __mips == 32
LEAF(ffs)
move v0, zero
beq a0, zero, done
1:
and v1, a0, 1 # bit set?
addu v0, v0, 1
srl a0, a0, 1
beq v1, zero, 1b # no, continue
done:
#ifndef _LP64
XLEAF(ffsl)
#endif
.set push
.set mips32
li v1, 32
#if __mips == 64
sll a0, a0, 0
#endif
negu a1, a0
and a0, a1
clz v0, a0
j ra
subu v0, v1, v0
.set pop
END(ffs)
#if defined(_LP64) && __mips == 64
LEAF(ffsl)
li v1, 64
negu a1, a0
and a0, a1
dclz v0, a0
j ra
subu v0, v1, v0
END(ffsl)
#endif
#else /* __mips != 64 && __mips != 32 */
#ifdef _LP64
XLEAF(ffsl)
beqz a0, 6f # fast escape if 0
li v0, 0
li v0, 1
li a3, 0xffffffff # initial mask
b 1f
li a2, 32 # bit count of mask
#endif /* _LP64 */
LEAF(ffs)
#ifndef _LP64
XLEAF(ffsl)
#endif /* !_LP64 */
beqz a0, 6f
li v0, 0
li v0, 1
li a3, 0xffff # initial mask
li a2, 16 # bit count of mask
1:
and v1, a0, a3 # focus no lower half of bits left
bnez v1, 2f # any of the lower half set?
nop
addu v0, a2 # nope, then bit is in the upper half
#ifdef _LP64
dsrlv a0, a0, a2 # discard low bits
#else
srlv a0, a0, a2 # discard low bits
#endif
2:
srl a2, 1 # divide bit count by 2
bnez a2, 1b # still bits left to text?
srlv a3, a3, a2 # shrink mask in half
6:
j ra
nop
END(ffs)
#endif /* __mips == 64 || __mips == 32 */

5
common/lib/libc/arch/sh3/string/ffs.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: ffs.S,v 1.2 2008/04/28 20:22:52 martin Exp $ */
/* $NetBSD: ffs.S,v 1.3 2011/07/04 12:18:05 mrg Exp $ */
/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
@ -32,7 +32,7 @@
#include <machine/asm.h>
#if defined(LIBC_SCCS) && !defined(lint)
RCSID("$NetBSD: ffs.S,v 1.2 2008/04/28 20:22:52 martin Exp $")
RCSID("$NetBSD: ffs.S,v 1.3 2011/07/04 12:18:05 mrg Exp $")
#endif
/*
@ -42,6 +42,7 @@
* The remaining 8bit is tested in every 2bit.
*/
WEAK_ALIAS(__ffssi2,ffs)
ENTRY(ffs)
mov r4,r0 ! using r0 specific instructions
tst #0xff,r0

18
common/lib/libc/arch/sparc/atomic/atomic_cas.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_cas.S,v 1.10 2009/03/13 16:40:22 nakayama Exp $ */
/* $NetBSD: atomic_cas.S,v 1.11 2011/02/22 18:45:10 pooka Exp $ */
/*-
* Copyright (c) 2007, 2008 The NetBSD Foundation, Inc.
@ -63,15 +63,29 @@
#if defined(MULTIPROCESSOR)
.section .bss
.align 1024
#ifdef PIC
.globl _C_LABEL(_atomic_cas_locktab)
#endif
OTYPE(_C_LABEL(_atomic_cas_locktab))
_C_LABEL(_atomic_cas_locktab):
.space 1024
#ifdef PIC
/* o4 is not used for PSR in PIC cases, so we can use it here */
#define GETLOCKTAB \
PIC_PROLOGUE(%o3,%o4) ;\
set _C_LABEL(_atomic_cas_locktab), %o4 ;\
ld [%o3 + %o4], %o3
#else
#define GETLOCKTAB \
sethi %hi(_C_LABEL(_atomic_cas_locktab)), %o3
#endif
#define ACQUIRE_INTERLOCK \
DISABLE_INTERRUPTS ;\
srl %o0, 3, %o5 /* get lock address */ ;\
and %o5, 1023, %o5 ;\
sethi %hi(_C_LABEL(_atomic_cas_locktab)), %o3 ;\
GETLOCKTAB ;\
add %o5, %o3, %o5 ;\
;\
/* %o5 has interlock address */ ;\

5
common/lib/libc/arch/sparc/string/ffs.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: ffs.S,v 1.2 2009/12/19 19:09:48 pooka Exp $ */
/* $NetBSD: ffs.S,v 1.3 2011/07/04 11:18:23 mrg Exp $ */
/*
* Copyright (c) 1992, 1993
@ -40,7 +40,7 @@
#if 0
.asciz "@(#)ffs.s 8.1 (Berkeley) 6/4/93"
#else
RCSID("$NetBSD: ffs.S,v 1.2 2009/12/19 19:09:48 pooka Exp $")
RCSID("$NetBSD: ffs.S,v 1.3 2011/07/04 11:18:23 mrg Exp $")
#endif
#endif /* LIBC_SCCS and not lint */
@ -58,6 +58,7 @@
* one, we just return the table value plus 24. This means
* that ffstab[0] must be -24 so that ffs(0) will return 0.
*/
WEAK_ALIAS(__ffssi2,ffs)
ENTRY(ffs)
#ifdef PIC
PICCY_SET(ffstab, %o2, %o3)

9
common/lib/libc/arch/vax/gen/bswap16.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: bswap16.S,v 1.2 2008/04/28 20:22:52 martin Exp $ */
/* $NetBSD: bswap16.S,v 1.3 2011/01/25 04:45:28 matt Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
@ -31,14 +31,17 @@
#include <machine/asm.h>
RCSID("$NetBSD: bswap16.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
#if defined(_KERNEL) || defined(_STANDALONE)
ENTRY(_C_LABEL(bswap16), 0)
ALTENTRY(_C_LABEL(bswap16))
#else
ALTENTRY(_C_LABEL(ntohs))
ALTENTRY(_C_LABEL(htons))
ENTRY(_C_LABEL(__bswap16), 0)
#endif
ENTRY(_C_LABEL(__bswap16), 0)
movl 4(%ap), %r1
extzv $8, $8, %r1, %r0
insv %r1, $8, $8, %r0
ret
END(_C_LABEL(__bswap16))

10
common/lib/libc/arch/vax/gen/bswap32.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: bswap32.S,v 1.2 2008/04/28 20:22:52 martin Exp $ */
/* $NetBSD: bswap32.S,v 1.3 2011/01/25 04:45:28 matt Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
@ -31,18 +31,18 @@
#include <machine/asm.h>
RCSID("$NetBSD: bswap32.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
#if defined(_KERNEL) || defined(_STANDALONE)
ENTRY(_C_LABEL(bswap32), 0)
ALTENTRY(_C_LABEL(bswap32))
#else
#if BYTE_ORDER == LITTLE_ENDIAN
ALTENTRY(_C_LABEL(ntohl))
ALTENTRY(_C_LABEL(htonl))
#endif
ENTRY(_C_LABEL(__bswap32), 0)
#endif
rotl $-8, 4(%ap), %r0
insv %r0, $16, $8, %r0
rotl $8, 4(%ap), %r1
movb %r1, %r0
ret
END(_C_LABEL(__bswap32))

7
common/lib/libc/arch/vax/gen/bswap64.S
View file

@ -1,11 +1,9 @@
/* Written by Anders Magnusson. Public Domain */
#if defined(LIBC_SCCS) && !defined(lint)
.asciz "$NetBSD: bswap64.S,v 1.2 2005/12/24 08:33:32 matt Exp $"
#endif /* LIBC_SCCS and not lint */
#include <machine/asm.h>
RCSID("$NetBSD: bswap64.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
ENTRY(bswap64, 0)
movq 4(%ap),%r3
rotl $-8,%r3,%r1
@ -17,3 +15,4 @@ ENTRY(bswap64, 0)
rotl $8,%r4,%r2
movb %r2,%r0
ret
END(bswap64)

18
common/lib/libc/arch/vax/gen/udiv.S
View file

@ -30,10 +30,10 @@
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
#include <machine/asm.h>
/* .asciz "@(#)udiv.s 8.1 (Berkeley) 6/4/93" */
.asciz "$NetBSD: udiv.S,v 1.2 2005/12/24 08:33:32 matt Exp $"
#endif /* LIBC_SCCS and not lint */
RCSID("$NetBSD: udiv.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
/*
* Unsigned division, PCC flavor.
@ -41,16 +41,10 @@
* audiv() takes a pointer to a dividend and an ordinary divisor.
*/
#include <machine/asm.h>
#define DIVIDEND 4(%ap)
#define DIVISOR 8(%ap)
#ifdef __ELF__
ASENTRY(__udiv,0)
#else
ASENTRY(udiv,0)
#endif
movl DIVISOR,%r2
jlss Leasy # big divisor: settle by comparison
movl DIVIDEND,%r0
@ -69,12 +63,9 @@ Leasy:
Lone:
movl $1,%r0
ret
END(__udiv)
#ifdef __ELF__
ASENTRY(__audiv,0)
#else
ASENTRY(audiv,0)
#endif
movl DIVIDEND,%r3
movl DIVISOR,%r2
jlss La_easy # big divisor: settle by comparison
@ -98,3 +89,4 @@ La_one:
movl $1,%r0
movl %r0,(%r3)
ret
END(__audiv)

18
common/lib/libc/arch/vax/gen/urem.S
View file

@ -30,13 +30,11 @@
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
/* .asciz "@(#)urem.s 8.1 (Berkeley) 6/4/93" */
.asciz "$NetBSD: urem.S,v 1.2 2005/12/24 08:33:32 matt Exp $"
#endif /* LIBC_SCCS and not lint */
#include <machine/asm.h>
/* .asciz "@(#)urem.s 8.1 (Berkeley) 6/4/93" */
RCSID("$NetBSD: urem.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
/*
* Unsigned modulus, PCC flavor.
* urem() takes an ordinary dividend/divisor pair;
@ -46,11 +44,7 @@
#define DIVIDEND 4(%ap)
#define DIVISOR 8(%ap)
#ifdef __ELF__
ASENTRY(__urem,0)
#else
ASENTRY(urem,0)
#endif
movl DIVISOR,%r2
jlss Leasy # big divisor: settle by comparison
movl DIVIDEND,%r0
@ -69,12 +63,9 @@ Leasy:
movl DIVIDEND,%r0 # if divisor is bigger, return dividend
Ldifference:
ret
END(__urem)
#ifdef __ELF__
ASENTRY(__aurem,0)
#else
ASENTRY(aurem,0)
#endif
movl DIVIDEND,%r3
movl DIVISOR,%r2
jlss La_easy # big divisor: settle by comparison
@ -98,3 +89,4 @@ La_easy:
La_dividend:
movl (%r3),%r0
ret
END(__aurem)

12
common/lib/libc/arch/vax/string/memcpy.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: memcpy.S,v 1.2 2005/12/24 08:33:32 matt Exp $ */
/* $NetBSD: memcpy.S,v 1.3 2011/01/25 04:45:28 matt Exp $ */
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -28,9 +28,10 @@
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
.asciz "@(#)memcpy.s 8.1 (Berkeley) 6/4/93"
#endif /* LIBC_SCCS and not lint */
#include <machine/asm.h>
/* .asciz "@(#)memcpy.s 8.1 (Berkeley) 6/4/93" */
RCSID("$NetBSD: memcpy.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
/*
* void *memcpy(dst, src, size)
@ -40,8 +41,6 @@
* of some extra memory references and branches when count >= 65536.
*/
#include <machine/asm.h>
ENTRY(memcpy, 0)
movzwl $65535,%r0 /* %r0 = 64K (needed below) */
movq 8(%ap),%r1 /* %r1 = src, %r2 = length */
@ -88,3 +87,4 @@ ENTRY(memcpy, 0)
subl2 %r0,%r1
subl2 %r0,%r3
brb 5b
END(memcpy)

12
common/lib/libc/arch/vax/string/memmove.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: memmove.S,v 1.2 2005/12/24 08:33:32 matt Exp $ */
/* $NetBSD: memmove.S,v 1.3 2011/01/25 04:45:28 matt Exp $ */
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -28,9 +28,10 @@
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
.asciz "@(#)memmove.s 8.1 (Berkeley) 6/4/93"
#endif /* LIBC_SCCS and not lint */
#include <machine/asm.h>
/* .asciz "@(#)memmove.s 8.1 (Berkeley) 6/4/93" */
RCSID("$NetBSD: memmove.S,v 1.3 2011/01/25 04:45:28 matt Exp $")
/*
* void *memmove(dst, src, size)
@ -40,8 +41,6 @@
* of some extra memory references and branches when count >= 65536.
*/
#include <machine/asm.h>
ENTRY(memmove, 0)
movzwl $65535,%r0 /* %r0 = 64K (needed below) */
movq 8(%ap),%r1 /* %r1 = src, %r2 = length */
@ -88,3 +87,4 @@ ENTRY(memmove, 0)
subl2 %r0,%r1
subl2 %r0,%r3
brb 5b
END(memmove)

12
common/lib/libc/arch/vax/string/memset.S
View file

@ -1,4 +1,4 @@
/* $NetBSD: memset.S,v 1.1 2010/03/12 09:12:34 uwe Exp $ */
/* $NetBSD: memset.S,v 1.2 2011/01/25 04:45:28 matt Exp $ */
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -28,14 +28,13 @@
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
.asciz "@(#)memset.s 8.1 (Berkeley) 6/4/93"
#endif /* LIBC_SCCS and not lint */
#include <machine/asm.h>
/* .asciz "@(#)memset.s 8.1 (Berkeley) 6/4/93" */
RCSID("$NetBSD: memset.S,v 1.2 2011/01/25 04:45:28 matt Exp $")
/* void *memset(base, c, length) */
#include <machine/asm.h>
ENTRY(memset, 0)
movl 4(%ap),%r3
1:
@ -50,3 +49,4 @@ ENTRY(memset, 0)
subl2 %r0,12(%ap)
movc5 $0,(%r3),%r1,%r0,(%r3)
jbr 1b
END(memset)

8
common/lib/libc/atomic/atomic_init_testset.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: atomic_init_testset.c,v 1.7 2009/12/14 00:39:00 matt Exp $ */
/* $NetBSD: atomic_init_testset.c,v 1.8 2012/02/28 20:41:19 joerg Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -36,7 +36,7 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: atomic_init_testset.c,v 1.7 2009/12/14 00:39:00 matt Exp $");
__RCSID("$NetBSD: atomic_init_testset.c,v 1.8 2012/02/28 20:41:19 joerg Exp $");
#include "atomic_op_namespace.h"
@ -139,6 +139,10 @@ __libc_atomic_init(void)
#undef atomic_cas_uint
#undef atomic_cas_ulong
#undef atomic_cas_ptr
#undef atomic_cas_32_ni
#undef atomic_cas_uint_ni
#undef atomic_cas_ulong_ni
#undef atomic_cas_ptr_ni
atomic_op_alias(atomic_cas_32,_atomic_cas_32)
atomic_op_alias(atomic_cas_uint,_atomic_cas_32)

8
common/lib/libc/gen/bswap16.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: bswap16.c,v 1.2 2008/02/16 17:37:13 apb Exp $ */
/* $NetBSD: bswap16.c,v 1.4 2012/03/17 20:57:35 martin Exp $ */
/*
* Written by Manuel Bouyer <bouyer@NetBSD.org>.
@ -7,7 +7,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: bswap16.c,v 1.2 2008/02/16 17:37:13 apb Exp $");
__RCSID("$NetBSD: bswap16.c,v 1.4 2012/03/17 20:57:35 martin Exp $");
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
@ -16,8 +16,8 @@ __RCSID("$NetBSD: bswap16.c,v 1.2 2008/02/16 17:37:13 apb Exp $");
#undef bswap16
uint16_t
bswap16(x)
uint16_t x;
bswap16(uint16_t x)
{
/*LINTED*/
return ((x << 8) & 0xff00) | ((x >> 8) & 0x00ff);
}

7
common/lib/libc/gen/bswap32.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: bswap32.c,v 1.2 2008/02/16 17:37:13 apb Exp $ */
/* $NetBSD: bswap32.c,v 1.3 2011/07/04 21:20:27 joerg Exp $ */
/*
* Written by Manuel Bouyer <bouyer@NetBSD.org>.
@ -7,7 +7,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: bswap32.c,v 1.2 2008/02/16 17:37:13 apb Exp $");
__RCSID("$NetBSD: bswap32.c,v 1.3 2011/07/04 21:20:27 joerg Exp $");
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
@ -16,8 +16,7 @@ __RCSID("$NetBSD: bswap32.c,v 1.2 2008/02/16 17:37:13 apb Exp $");
#undef bswap32
uint32_t
bswap32(x)
uint32_t x;
bswap32(uint32_t x)
{
return ((x << 24) & 0xff000000 ) |
((x << 8) & 0x00ff0000 ) |

68
common/lib/libc/gen/ptree.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $ */
/* $NetBSD: ptree.c,v 1.10 2012/10/06 22:15:09 matt Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -40,7 +40,7 @@
#include <sys/types.h>
#include <sys/systm.h>
#include <lib/libkern/libkern.h>
__KERNEL_RCSID(0, "$NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: ptree.c,v 1.10 2012/10/06 22:15:09 matt Exp $");
#else
#include <stddef.h>
#include <stdint.h>
@ -53,7 +53,7 @@ __KERNEL_RCSID(0, "$NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $");
#else
#define KASSERT(e) do { } while (/*CONSTCOND*/ 0)
#endif
__RCSID("$NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $");
__RCSID("$NetBSD: ptree.c,v 1.10 2012/10/06 22:15:09 matt Exp $");
#endif /* _KERNEL || _STANDALONE */
#ifdef _LIBC
@ -67,7 +67,7 @@ __RCSID("$NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $");
#endif
/*
* This is an implementation of a radix / PATRICIA tree. As in a traditional
* This is an implementation of a radix / PATRICIA tree. As in a traditional
* patricia tree, all the data is at the leaves of the tree. An N-value
* tree would have N leaves, N-1 branching nodes, and a root pointer. Each
* branching node would have left(0) and right(1) pointers that either point
@ -76,15 +76,15 @@ __RCSID("$NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $");
* have no need for pointers.
*
* However, allocation for these branching nodes is problematic since the
* allocation could fail. This would cause insertions to fail for reasons
* beyond the users control. So to prevent this, in this implementation
* allocation could fail. This would cause insertions to fail for reasons
* beyond the user's control. So to prevent this, in this implementation
* each node has two identities: its leaf identity and its branch identity.
* Each is separate from the other. Every branch is tagged as to whether
* it points to a leaf or a branch. This is not an attribute of the object
* but of the pointer to the object. The low bit of the pointer is used as
* the tag to determine whether it points to a leaf or branch identity, with
* branch identities having the low bit set.
*
*
* A node's branch identity has one rule: when traversing the tree from the
* root to the node's leaf identity, one of the branches traversed will be via
* the node's branch identity. Of course, that has an exception: since to
@ -93,7 +93,7 @@ __RCSID("$NetBSD: ptree.c,v 1.5 2009/06/07 03:12:40 yamt Exp $");
*
* Branching nodes also has a bit offset and a bit length which determines
* which branch slot is used. The bit length can be zero resulting in a
* one-way branch. This is happens in two special cases: the root and
* one-way branch. This happens in two special cases: the root and
* interior mask nodes.
*
* To support longest match first lookups, when a mask node (one that only
@ -124,8 +124,8 @@ ptree_matchnode(const pt_tree_t *pt, const pt_node_t *target,
pt_bitoff_t *bitoff_p, pt_slot_t *slots_p)
{
return (*pt->pt_ops->ptto_matchnode)(NODETOKEY(pt, target),
(ptn != NULL ? NODETOKEY(pt, ptn) : NULL), max_bitoff,
bitoff_p, slots_p);
(ptn != NULL ? NODETOKEY(pt, ptn) : NULL),
max_bitoff, bitoff_p, slots_p, pt->pt_context);
}
static inline pt_slot_t
@ -134,10 +134,9 @@ ptree_testnode(const pt_tree_t *pt, const pt_node_t *target,
{
const pt_bitlen_t bitlen = PTN_BRANCH_BITLEN(ptn);
if (bitlen == 0)
return PT_SLOT_ROOT;
return PT_SLOT_ROOT; /* mask or root, doesn't matter */
return (*pt->pt_ops->ptto_testnode)(NODETOKEY(pt, target),
PTN_BRANCH_BITOFF(ptn),
bitlen);
PTN_BRANCH_BITOFF(ptn), bitlen, pt->pt_context);
}
static inline bool
@ -145,15 +144,17 @@ ptree_matchkey(const pt_tree_t *pt, const void *key,
const pt_node_t *ptn, pt_bitoff_t bitoff, pt_bitlen_t bitlen)
{
return (*pt->pt_ops->ptto_matchkey)(key, NODETOKEY(pt, ptn),
bitoff, bitlen);
bitoff, bitlen, pt->pt_context);
}
static inline pt_slot_t
ptree_testkey(const pt_tree_t *pt, const void *key, const pt_node_t *ptn)
{
return (*pt->pt_ops->ptto_testkey)(key,
PTN_BRANCH_BITOFF(ptn),
PTN_BRANCH_BITLEN(ptn));
const pt_bitlen_t bitlen = PTN_BRANCH_BITLEN(ptn);
if (bitlen == 0)
return PT_SLOT_ROOT; /* mask or root, doesn't matter */
return (*pt->pt_ops->ptto_testkey)(key, PTN_BRANCH_BITOFF(ptn),
PTN_BRANCH_BITLEN(ptn), pt->pt_context);
}
static inline void
@ -166,12 +167,13 @@ ptree_set_position(uintptr_t node, pt_slot_t position)
}
void
ptree_init(pt_tree_t *pt, const pt_tree_ops_t *ops, size_t node_offset,
size_t key_offset)
ptree_init(pt_tree_t *pt, const pt_tree_ops_t *ops, void *context,
size_t node_offset, size_t key_offset)
{
memset(pt, 0, sizeof(*pt));
pt->pt_node_offset = node_offset;
pt->pt_key_offset = key_offset;
pt->pt_context = context;
pt->pt_ops = ops;
}
@ -456,6 +458,12 @@ ptree_insert_node_common(pt_tree_t *pt, void *item)
pt_insertfunc_t insertfunc;
pt_insertdata_t id;
/*
* If this node already exists in the tree, return failure.
*/
if (target == PT_NODE(pt->pt_root))
return false;
/*
* We need a leaf so we can match against. Until we get a leaf
* we having nothing to test against.
@ -477,6 +485,12 @@ ptree_insert_node_common(pt_tree_t *pt, void *item)
pt_node_t * const ptn = PT_NODE(*id.id_insertp);
id.id_node = *id.id_insertp;
/*
* If this node already exists in the tree, return failure.
*/
if (target == ptn)
return false;
/*
* If we hit a leaf, try to insert target at leaf. We could
* have inlined ptree_insert_leaf here but that would have
@ -614,7 +628,7 @@ ptree_insert_mask_node(pt_tree_t *pt, void *item, pt_bitlen_t mask_len)
#endif /* !PTNOMASH */
void *
ptree_find_filtered_node(pt_tree_t *pt, void *key, pt_filter_t filter,
ptree_find_filtered_node(pt_tree_t *pt, const void *key, pt_filter_t filter,
void *filter_arg)
{
#ifndef PTNOMASK
@ -1200,3 +1214,17 @@ ptree_check(const pt_tree_t *pt)
#endif
return ok;
}
bool
ptree_mask_node_p(pt_tree_t *pt, const void *item, pt_bitlen_t *lenp)
{
const pt_node_t * const mask = ITEMTONODE(pt, item);
if (!PTN_ISMASK_P(mask))
return false;
if (lenp != NULL)
*lenp = PTN_MASK_BITLEN(mask);
return true;
}

1466
common/lib/libc/gen/radixtree.c Normal file
View file

File diff suppressed because it is too large Load diff

6
common/lib/libc/gen/rb.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: rb.c,v 1.9 2010/11/17 13:19:32 tron Exp $ */
/* $NetBSD: rb.c,v 1.11 2011/06/20 09:11:16 mrg Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
@ -39,8 +39,10 @@
#else
#define KASSERT(s) do { } while (/*CONSTCOND*/ 0)
#endif
__RCSID("$NetBSD: rb.c,v 1.11 2011/06/20 09:11:16 mrg Exp $");
#else
#include <lib/libkern/libkern.h>
__KERNEL_RCSID(0, "$NetBSD: rb.c,v 1.11 2011/06/20 09:11:16 mrg Exp $");
#endif
#ifdef _LIBC
@ -89,7 +91,7 @@ rb_tree_init(struct rb_tree *rbt, const rb_tree_ops_t *ops)
{
rbt->rbt_ops = ops;
*((const struct rb_node **)&rbt->rbt_root) = RB_SENTINEL_NODE;
rbt->rbt_root = RB_SENTINEL_NODE;
RB_TAILQ_INIT(&rbt->rbt_nodes);
#ifndef RBSMALL
rbt->rbt_minmax[RB_DIR_LEFT] = rbt->rbt_root; /* minimum node */

16
common/lib/libc/gen/rpst.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: rpst.c,v 1.9 2009/05/26 22:39:15 yamt Exp $ */
/* $NetBSD: rpst.c,v 1.11 2011/04/26 20:53:34 yamt Exp $ */
/*-
* Copyright (c)2009 YAMAMOTO Takashi,
@ -42,11 +42,15 @@
#include <sys/cdefs.h>
#if defined(_KERNEL)
__KERNEL_RCSID(0, "$NetBSD: rpst.c,v 1.9 2009/05/26 22:39:15 yamt Exp $");
#if defined(_KERNEL) || defined(_STANDALONE)
__KERNEL_RCSID(0, "$NetBSD: rpst.c,v 1.11 2011/04/26 20:53:34 yamt Exp $");
#include <sys/param.h>
#else /* defined(_KERNEL) */
__RCSID("$NetBSD: rpst.c,v 1.9 2009/05/26 22:39:15 yamt Exp $");
#include <lib/libkern/libkern.h>
#if defined(_STANDALONE)
#include <lib/libsa/stand.h>
#endif /* defined(_STANDALONE) */
#else /* defined(_KERNEL) || defined(_STANDALONE) */
__RCSID("$NetBSD: rpst.c,v 1.11 2011/04/26 20:53:34 yamt Exp $");
#include <assert.h>
#include <stdbool.h>
#include <string.h>
@ -55,7 +59,7 @@ __RCSID("$NetBSD: rpst.c,v 1.9 2009/05/26 22:39:15 yamt Exp $");
#else
#define KASSERT(a)
#endif
#endif /* defined(_KERNEL) */
#endif /* defined(_KERNEL) || defined(_STANDALONE) */
#include <sys/rpst.h>

14
common/lib/libc/gmon/mcount.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: mcount.c,v 1.8 2009/01/05 18:06:57 pooka Exp $ */
/* $NetBSD: mcount.c,v 1.10 2012/03/20 16:21:41 matt Exp $ */
/*
* Copyright (c) 2003, 2004 Wasabi Systems, Inc.
@ -76,7 +76,7 @@
#if 0
static char sccsid[] = "@(#)mcount.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: mcount.c,v 1.8 2009/01/05 18:06:57 pooka Exp $");
__RCSID("$NetBSD: mcount.c,v 1.10 2012/03/20 16:21:41 matt Exp $");
#endif
#endif
@ -93,11 +93,13 @@ extern struct gmonparam _gmondummy;
struct gmonparam *_m_gmon_alloc(void);
#endif
_MCOUNT_DECL __P((u_long, u_long))
#ifndef __LINT__
_MCOUNT_DECL(u_long, u_long)
#ifdef _KERNEL
__attribute__((__no_instrument_function__))
#endif
__used;
#endif
/* XXX: make these interfaces */
#ifdef _RUMPKERNEL
@ -124,8 +126,9 @@ _MCOUNT_DECL __P((u_long, u_long))
* both frompcindex and frompc. Any reasonable, modern compiler will
* perform this optimization.
*/
_MCOUNT_DECL(frompc, selfpc) /* _mcount; may be static, inline, etc */
u_long frompc, selfpc;
#ifndef __LINT__
/* _mcount; may be static, inline, etc */
_MCOUNT_DECL(u_long frompc, u_long selfpc)
{
u_short *frompcindex;
struct tostruct *top, *prevtop;
@ -258,6 +261,7 @@ overflow:
#endif
return;
}
#endif
#ifdef MCOUNT
/*

90
common/lib/libc/hash/murmurhash/murmurhash.c Normal file
View file

@ -0,0 +1,90 @@
/* $NetBSD: murmurhash.c,v 1.4 2012/07/10 17:05:38 christos Exp $ */
/*
* MurmurHash2 -- from the original code:
*
* "MurmurHash2 was written by Austin Appleby, and is placed in the public
* domain. The author hereby disclaims copyright to this source code."
*
* References:
* http://code.google.com/p/smhasher/
* https://sites.google.com/site/murmurhash/
*/
#include <sys/cdefs.h>
#if defined(_KERNEL) || defined(_STANDALONE)
__KERNEL_RCSID(0, "$NetBSD: murmurhash.c,v 1.4 2012/07/10 17:05:38 christos Exp $");
#else
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: murmurhash.c,v 1.4 2012/07/10 17:05:38 christos Exp $");
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
#endif
#include <sys/types.h>
#include <sys/hash.h>
#ifdef __weak_alias
__weak_alias(murmurhash2,_murmurhash2)
#endif
uint32_t
murmurhash2(const void *key, size_t len, uint32_t seed)
{
/*
* Note: 'm' and 'r' are mixing constants generated offline.
* They're not really 'magic', they just happen to work well.
* Initialize the hash to a 'random' value.
*/
const uint32_t m = 0x5bd1e995;
const int r = 24;
const uint8_t *data = key;
uint32_t h = seed ^ (uint32_t)len;
while (len >= sizeof(uint32_t)) {
uint32_t k;
k = data[0];
k |= data[1] << 8;
k |= data[2] << 16;
k |= data[3] << 24;
k *= m;
k ^= k >> r;
k *= m;
h *= m;
h ^= k;
data += sizeof(uint32_t);
len -= sizeof(uint32_t);
}
/* Handle the last few bytes of the input array. */
switch (len) {
case 3:
h ^= data[2] << 16;
/* FALLTHROUGH */
case 2:
h ^= data[1] << 8;
/* FALLTHROUGH */
case 1:
h ^= data[0];
h *= m;
}
/*
* Do a few final mixes of the hash to ensure the last few
* bytes are well-incorporated.
*/
h ^= h >> 13;
h *= m;
h ^= h >> 15;
return h;
}

7
common/lib/libc/inet/inet_addr.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: inet_addr.c,v 1.2 2008/02/16 17:37:13 apb Exp $ */
/* $NetBSD: inet_addr.c,v 1.3 2012/03/09 15:41:16 christos Exp $ */
/*
* Copyright (c) 1983, 1990, 1993
@ -77,7 +77,7 @@
static const char sccsid[] = "@(#)inet_addr.c 8.1 (Berkeley) 6/17/93";
static const char rcsid[] = "Id: inet_addr.c,v 1.2.206.2 2004/03/17 00:29:45 marka Exp";
#else
__RCSID("$NetBSD: inet_addr.c,v 1.2 2008/02/16 17:37:13 apb Exp $");
__RCSID("$NetBSD: inet_addr.c,v 1.3 2012/03/09 15:41:16 christos Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -125,7 +125,8 @@ inet_addr(const char *cp) {
int
inet_aton(const char *cp, struct in_addr *addr) {
uint32_t val;
int base, n;
int base;
size_t n;
char c;
uint8_t parts[4];
uint8_t *pp = parts;

10
common/lib/libc/md/md4c.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: md4c.c,v 1.4 2009/03/16 05:59:21 cegger Exp $ */
/* $NetBSD: md4c.c,v 1.5 2012/03/20 16:21:41 matt Exp $ */
/*
* This file is derived from the RSA Data Security, Inc. MD4 Message-Digest
@ -31,7 +31,7 @@
#if !defined(_KERNEL) && !defined(_STANDALONE)
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: md4c.c,v 1.4 2009/03/16 05:59:21 cegger Exp $");
__RCSID("$NetBSD: md4c.c,v 1.5 2012/03/20 16:21:41 matt Exp $");
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
@ -76,10 +76,10 @@ typedef uint32_t UINT4;
#define S33 11
#define S34 15
static void MD4Transform __P((UINT4 [4], const unsigned char [64]));
static void MD4Transform(UINT4 [4], const unsigned char [64]);
static void Encode __P((unsigned char *, UINT4 *, unsigned int));
static void Decode __P((UINT4 *, const unsigned char *, unsigned int));
static void Encode(unsigned char *, UINT4 *, unsigned int);
static void Decode(UINT4 *, const unsigned char *, unsigned int);
static const unsigned char PADDING[64] = {
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,

10
common/lib/libc/md/md5c.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: md5c.c,v 1.4 2009/03/16 05:59:21 cegger Exp $ */
/* $NetBSD: md5c.c,v 1.5 2012/03/20 16:21:41 matt Exp $ */
/*
* This file is derived from the RSA Data Security, Inc. MD5 Message-Digest
@ -36,7 +36,7 @@
#else
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: md5c.c,v 1.4 2009/03/16 05:59:21 cegger Exp $");
__RCSID("$NetBSD: md5c.c,v 1.5 2012/03/20 16:21:41 matt Exp $");
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
#include <sys/types.h>
@ -84,10 +84,10 @@ __weak_alias(MD5Final,_MD5Final)
__weak_alias(MD5Transform,_MD5Transform)
#endif
static void MD5Transform __P((UINT4 [4], const unsigned char [64]));
static void MD5Transform(UINT4 [4], const unsigned char [64]);
static void Encode __P((unsigned char *, UINT4 *, unsigned int));
static void Decode __P((UINT4 *, const unsigned char *, unsigned int));
static void Encode(unsigned char *, UINT4 *, unsigned int);
static void Decode(UINT4 *, const unsigned char *, unsigned int);
/*
* Encodes input (UINT4) into output (unsigned char). Assumes len is

9
common/lib/libc/net/htonl.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: htonl.c,v 1.1 2005/12/20 19:28:51 christos Exp $ */
/* $NetBSD: htonl.c,v 1.3 2012/03/21 20:02:56 he Exp $ */
/*
* Written by J.T. Conklin <jtc@NetBSD.org>.
@ -7,7 +7,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: htonl.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
__RCSID("$NetBSD: htonl.c,v 1.3 2012/03/21 20:02:56 he Exp $");
#endif
#include <sys/types.h>
@ -15,11 +15,10 @@ __RCSID("$NetBSD: htonl.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
#undef htonl
uint32_t
htonl(x)
uint32_t x;
htonl(uint32_t x)
{
#if BYTE_ORDER == LITTLE_ENDIAN
u_char *s = (u_char *)&x;
u_char *s = (void *)&x;
return (uint32_t)(s[0] << 24 | s[1] << 16 | s[2] << 8 | s[3]);
#else
return x;

9
common/lib/libc/net/htons.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: htons.c,v 1.1 2005/12/20 19:28:51 christos Exp $ */
/* $NetBSD: htons.c,v 1.3 2012/03/21 20:02:56 he Exp $ */
/*
* Written by J.T. Conklin <jtc@NetBSD.org>.
@ -7,7 +7,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: htons.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
__RCSID("$NetBSD: htons.c,v 1.3 2012/03/21 20:02:56 he Exp $");
#endif
#include <sys/types.h>
@ -15,11 +15,10 @@ __RCSID("$NetBSD: htons.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
#undef htons
uint16_t
htons(x)
uint16_t x;
htons(uint16_t x)
{
#if BYTE_ORDER == LITTLE_ENDIAN
u_char *s = (u_char *) &x;
u_char *s = (void *) &x;
return (uint16_t)(s[0] << 8 | s[1]);
#else
return x;

9
common/lib/libc/net/ntohl.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: ntohl.c,v 1.1 2005/12/20 19:28:51 christos Exp $ */
/* $NetBSD: ntohl.c,v 1.3 2012/03/21 20:02:56 he Exp $ */
/*
* Written by J.T. Conklin <jtc@NetBSD.org>.
@ -7,7 +7,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: ntohl.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
__RCSID("$NetBSD: ntohl.c,v 1.3 2012/03/21 20:02:56 he Exp $");
#endif
#include <sys/types.h>
@ -15,11 +15,10 @@ __RCSID("$NetBSD: ntohl.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
#undef ntohl
uint32_t
ntohl(x)
uint32_t x;
ntohl(uint32_t x)
{
#if BYTE_ORDER == LITTLE_ENDIAN
u_char *s = (u_char *)&x;
u_char *s = (void *)&x;
return (uint32_t)(s[0] << 24 | s[1] << 16 | s[2] << 8 | s[3]);
#else
return x;

9
common/lib/libc/net/ntohs.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: ntohs.c,v 1.1 2005/12/20 19:28:51 christos Exp $ */
/* $NetBSD: ntohs.c,v 1.3 2012/03/21 20:02:56 he Exp $ */
/*
* Written by J.T. Conklin <jtc@NetBSD.org>.
@ -7,7 +7,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: ntohs.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
__RCSID("$NetBSD: ntohs.c,v 1.3 2012/03/21 20:02:56 he Exp $");
#endif
#include <sys/types.h>
@ -15,11 +15,10 @@ __RCSID("$NetBSD: ntohs.c,v 1.1 2005/12/20 19:28:51 christos Exp $");
#undef ntohs
uint16_t
ntohs(x)
uint16_t x;
ntohs(uint16_t x)
{
#if BYTE_ORDER == LITTLE_ENDIAN
u_char *s = (u_char *) &x;
u_char *s = (void *) &x;
return (uint16_t)(s[0] << 8 | s[1]);
#else
return x;

6
common/lib/libc/quad/ashldi3.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: ashldi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $ */
/* $NetBSD: ashldi3.c,v 1.3 2012/03/09 15:41:16 christos Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -38,7 +38,7 @@
#if 0
static char sccsid[] = "@(#)ashldi3.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: ashldi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
__RCSID("$NetBSD: ashldi3.c,v 1.3 2012/03/09 15:41:16 christos Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -57,7 +57,7 @@ __ashldi3(quad_t a, qshift_t shift)
return(a);
aa.q = a;
if (shift >= INT_BITS) {
aa.ul[H] = aa.ul[L] << (shift - INT_BITS);
aa.ul[H] = aa.ul[L] << (unsigned int)(shift - INT_BITS);
aa.ul[L] = 0;
} else {
aa.ul[H] = (aa.ul[H] << shift) |

8
common/lib/libc/quad/ashrdi3.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: ashrdi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $ */
/* $NetBSD: ashrdi3.c,v 1.4 2012/08/06 02:31:54 matt Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -38,12 +38,14 @@
#if 0
static char sccsid[] = "@(#)ashrdi3.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: ashrdi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
__RCSID("$NetBSD: ashrdi3.c,v 1.4 2012/08/06 02:31:54 matt Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
#include "quad.h"
ARM_EABI_ALIAS(__aeabi_lasr, __ashrdi3) /* no semicolon */
/*
* Shift a (signed) quad value right (arithmetic shift right).
*/
@ -72,7 +74,7 @@ __ashrdi3(quad_t a, qshift_t shift)
aa.ul[H] = s;
} else {
aa.ul[L] = (aa.ul[L] >> shift) |
(aa.ul[H] << (INT_BITS - shift));
(aa.ul[H] << (unsigned int)(INT_BITS - shift));
/* LINTED inherits machine dependency */
aa.sl[H] >>= shift;
}

6
common/lib/libc/quad/lshldi3.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: lshldi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $ */
/* $NetBSD: lshldi3.c,v 1.3 2012/08/06 02:31:54 matt Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -38,12 +38,14 @@
#if 0
static char sccsid[] = "@(#)lshldi3.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: lshldi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
__RCSID("$NetBSD: lshldi3.c,v 1.3 2012/08/06 02:31:54 matt Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
#include "quad.h"
ARM_EABI_ALIAS(__aeabi_llsl, __lshldi3) /* no semicolon */
/*
* Shift an (unsigned) quad value left (logical shift left).
* This is the same as arithmetic shift left!

8
common/lib/libc/quad/lshrdi3.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: lshrdi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $ */
/* $NetBSD: lshrdi3.c,v 1.4 2012/08/06 02:31:54 matt Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -38,12 +38,14 @@
#if 0
static char sccsid[] = "@(#)lshrdi3.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: lshrdi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
__RCSID("$NetBSD: lshrdi3.c,v 1.4 2012/08/06 02:31:54 matt Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
#include "quad.h"
ARM_EABI_ALIAS(__aeabi_llsr, __lshrdi3) /* no semicolon */
/*
* Shift an (unsigned) quad value right (logical shift right).
*/
@ -60,7 +62,7 @@ __lshrdi3(quad_t a, qshift_t shift)
aa.ul[H] = 0;
} else {
aa.ul[L] = (aa.ul[L] >> shift) |
(aa.ul[H] << (INT_BITS - shift));
(aa.ul[H] << (unsigned int)(INT_BITS - shift));
aa.ul[H] >>= shift;
}
return (aa.q);

6
common/lib/libc/quad/muldi3.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: muldi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $ */
/* $NetBSD: muldi3.c,v 1.3 2012/08/06 02:31:54 matt Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -38,12 +38,14 @@
#if 0
static char sccsid[] = "@(#)muldi3.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: muldi3.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
__RCSID("$NetBSD: muldi3.c,v 1.3 2012/08/06 02:31:54 matt Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
#include "quad.h"
ARM_EABI_ALIAS(__aeabi_lmul, __muldi3) /* no semicolon */
/*
* Multiply two quads.
*

14
common/lib/libc/quad/qdivrem.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: qdivrem.c,v 1.2 2009/03/15 22:31:12 cegger Exp $ */
/* $NetBSD: qdivrem.c,v 1.4 2012/03/20 16:21:41 matt Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -38,7 +38,7 @@
#if 0
static char sccsid[] = "@(#)qdivrem.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: qdivrem.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
__RCSID("$NetBSD: qdivrem.c,v 1.4 2012/03/20 16:21:41 matt Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -49,10 +49,10 @@ __RCSID("$NetBSD: qdivrem.c,v 1.2 2009/03/15 22:31:12 cegger Exp $");
#include "quad.h"
#define B ((int)1 << HALF_BITS) /* digit base */
#define B ((int)1 << (unsigned int)HALF_BITS) /* digit base */
/* Combine two `digits' to make a single two-digit number. */
#define COMBINE(a, b) (((u_int)(a) << HALF_BITS) | (b))
#define COMBINE(a, b) (((u_int)(a) << (unsigned int)HALF_BITS) | (b))
/* select a type for digits in base B: use unsigned short if they fit */
#if UINT_MAX == 0xffffffffU && USHRT_MAX >= 0xffff
@ -61,7 +61,7 @@ typedef unsigned short digit;
typedef u_int digit;
#endif
static void shl __P((digit *p, int len, int sh));
static void shl(digit *p, int len, int sh);
/*
* __qdivrem(u, v, rem) returns u/v and, optionally, sets *rem to u%v.
@ -173,7 +173,7 @@ __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t *arq)
* D1: choose multiplier 1 << d to ensure v[1] >= B/2.
*/
d = 0;
for (t = v[1]; t < B / 2; t <<= 1)
for (t = v[1]; t < B / 2; t <<= (unsigned int)1)
d++;
if (d > 0) {
shl(&u[0], m + n, d); /* u <<= d */
@ -254,7 +254,7 @@ __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t *arq)
if (d) {
for (i = m + n; i > m; --i)
u[i] = (digit)(((u_int)u[i] >> d) |
LHALF((u_int)u[i - 1] << (HALF_BITS - d)));
LHALF((u_int)u[i - 1] << (unsigned int)(HALF_BITS - d)));
u[i] = 0;
}
tmp.ul[H] = COMBINE(uspace[1], uspace[2]);

69
common/lib/libc/quad/quad.h
View file

@ -1,4 +1,4 @@
/* $NetBSD: quad.h,v 1.1 2005/12/20 20:29:40 christos Exp $ */
/* $NetBSD: quad.h,v 1.7 2012/08/06 02:31:54 matt Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -58,6 +58,12 @@
#include <machine/limits.h>
#endif
#if defined(__ARM_EABI__) && !defined(lint)
#define ARM_EABI_ALIAS(alias,sym) __strong_alias(alias,sym);
#else
#define ARM_EABI_ALIAS(alias,sym) /* nothing */
#endif
/*
* Depending on the desired operation, we view a `long long' (aka quad_t) in
* one or more of the following formats.
@ -94,8 +100,8 @@ union uu {
* (sizeof(int)*CHAR_BIT/2).
*/
#define HHALF(x) ((u_int)(x) >> HALF_BITS)
#define LHALF(x) ((u_int)(x) & (((int)1 << HALF_BITS) - 1))
#define LHUP(x) ((u_int)(x) << HALF_BITS)
#define LHALF(x) ((u_int)(x) & (((int)1 << (u_int)HALF_BITS) - 1))
#define LHUP(x) ((u_int)(x) << (u_int)HALF_BITS)
/*
* XXX
@ -110,30 +116,35 @@ typedef u_quad_t qshift_t;
#endif
__BEGIN_DECLS
quad_t __adddi3 __P((quad_t, quad_t));
quad_t __anddi3 __P((quad_t, quad_t));
quad_t __ashldi3 __P((quad_t, qshift_t));
quad_t __ashrdi3 __P((quad_t, qshift_t));
int __cmpdi2 __P((quad_t, quad_t));
quad_t __divdi3 __P((quad_t, quad_t));
quad_t __fixdfdi __P((double));
quad_t __fixsfdi __P((float));
u_quad_t __fixunsdfdi __P((double));
u_quad_t __fixunssfdi __P((float));
double __floatdidf __P((quad_t));
float __floatdisf __P((quad_t));
double __floatunsdidf __P((u_quad_t));
quad_t __iordi3 __P((quad_t, quad_t));
quad_t __lshldi3 __P((quad_t, qshift_t));
quad_t __lshrdi3 __P((quad_t, qshift_t));
quad_t __moddi3 __P((quad_t, quad_t));
quad_t __muldi3 __P((quad_t, quad_t));
quad_t __negdi2 __P((quad_t));
quad_t __one_cmpldi2 __P((quad_t));
u_quad_t __qdivrem __P((u_quad_t, u_quad_t, u_quad_t *));
quad_t __subdi3 __P((quad_t, quad_t));
int __ucmpdi2 __P((u_quad_t, u_quad_t));
u_quad_t __udivdi3 __P((u_quad_t, u_quad_t ));
u_quad_t __umoddi3 __P((u_quad_t, u_quad_t ));
quad_t __xordi3 __P((quad_t, quad_t));
quad_t __adddi3(quad_t, quad_t);
quad_t __anddi3(quad_t, quad_t);
quad_t __ashldi3(quad_t, qshift_t);
quad_t __ashrdi3(quad_t, qshift_t);
int __cmpdi2(quad_t, quad_t);
quad_t __divdi3(quad_t, quad_t);
quad_t __fixtfdi(long double);
quad_t __fixdfdi(double);
quad_t __fixsfdi(float);
u_quad_t __fixunstfdi(long double);
u_quad_t __fixunsdfdi(double);
u_quad_t __fixunssfdi(float);
long double __floatditf(quad_t);
double __floatdidf(quad_t);
float __floatdisf(quad_t);
long double __floatunditf(u_quad_t);
double __floatundidf(u_quad_t);
float __floatundisf(u_quad_t);
quad_t __iordi3(quad_t, quad_t);
quad_t __lshldi3(quad_t, qshift_t);
quad_t __lshrdi3(quad_t, qshift_t);
quad_t __moddi3(quad_t, quad_t);
quad_t __muldi3(quad_t, quad_t);
quad_t __negdi2(quad_t);
quad_t __one_cmpldi2(quad_t);
u_quad_t __qdivrem(u_quad_t, u_quad_t, u_quad_t *);
quad_t __subdi3(quad_t, quad_t);
int __ucmpdi2(u_quad_t, u_quad_t);
u_quad_t __udivdi3(u_quad_t, u_quad_t );
u_quad_t __umoddi3(u_quad_t, u_quad_t );
quad_t __xordi3(quad_t, quad_t);
__END_DECLS

4
common/lib/libc/stdlib/_strtol.h
View file

@ -1,4 +1,4 @@
/* $NetBSD: _strtol.h,v 1.2 2009/05/20 22:03:29 christos Exp $ */
/* $NetBSD: _strtol.h,v 1.3 2012/03/09 15:41:16 christos Exp $ */
/*-
* Copyright (c) 1990, 1993
@ -109,7 +109,7 @@ _FUNCNAME(const char *nptr, char **endptr, int base)
* Set any if any `digits' consumed; make it negative to indicate
* overflow.
*/
cutoff = (neg ? __INT_MIN : __INT_MAX);
cutoff = (__INT)(neg ? __INT_MIN : __INT_MAX);
cutlim = (int)(cutoff % base);
cutoff /= base;
if (neg) {

6
common/lib/libc/stdlib/_strtoul.h
View file

@ -1,4 +1,4 @@
/* $NetBSD: _strtoul.h,v 1.1 2008/08/20 12:42:26 joerg Exp $ */
/* $NetBSD: _strtoul.h,v 1.3 2012/03/22 15:57:29 christos Exp $ */
/*-
* Copyright (c) 1990, 1993
@ -91,8 +91,8 @@ _FUNCNAME(const char *nptr, char **endptr, int base)
/*
* See strtol for comments as to the logic used.
*/
cutoff = __UINT_MAX / (__UINT)base;
cutlim = (int)(__UINT_MAX % (__UINT)base);
cutoff = ((__UINT)__UINT_MAX / (__UINT)base);
cutlim = (int)((__UINT)__UINT_MAX % (__UINT)base);
for (acc = 0, any = 0;; c = *s++) {
if (isdigit(c))
i = c - '0';

6
common/lib/libc/string/bcmp.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: bcmp.c,v 1.6 2009/04/25 12:20:48 skrll Exp $ */
/* $NetBSD: bcmp.c,v 1.7 2012/03/09 15:41:16 christos Exp $ */
/*
* Copyright (c) 1987, 1993
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)bcmp.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: bcmp.c,v 1.6 2009/04/25 12:20:48 skrll Exp $");
__RCSID("$NetBSD: bcmp.c,v 1.7 2012/03/09 15:41:16 christos Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -66,5 +66,5 @@ bcmp(const void *b1, const void *b2, size_t length)
if (*p1++ != *p2++)
break;
while (--length);
return(length);
return length != 0;
}

19
common/lib/libc/string/consttime_bcmp.c Normal file
View file

@ -0,0 +1,19 @@
/* $NetBSD: consttime_bcmp.c,v 1.1 2012/08/30 12:16:49 drochner Exp $ */
#if !defined(_KERNEL) && !defined(_STANDALONE)
#include <string.h>
#define consttime_bcmp __consttime_bcmp
#else
#include <lib/libkern/libkern.h>
#endif
int
consttime_bcmp(const void *b1, const void *b2, size_t len)
{
const char *c1 = b1, *c2 = b2;
int res = 0;
while (len --)
res |= *c1++ ^ *c2++;
return res;
}

22
common/lib/libc/string/explicit_bzero.c Normal file
View file

@ -0,0 +1,22 @@
/* $NetBSD: explicit_bzero.c,v 1.1 2012/08/30 12:16:49 drochner Exp $ */
#if !defined(_KERNEL) && !defined(_STANDALONE)
#include <string.h>
#define explicit_bzero __explicit_bzero
#define explicit_memset_impl __explicit_memset_impl
#else
#include <lib/libkern/libkern.h>
#endif
/*
* The use of a volatile pointer guarantees that the compiler
* will not optimise the call away.
*/
void *(* volatile explicit_memset_impl)(void *, int, size_t) = memset;
void
explicit_bzero(void *b, size_t len)
{
(*explicit_memset_impl)(b, 0, len);
}

5
common/lib/libc/string/ffs.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: ffs.c,v 1.3 2007/11/02 21:05:06 christos Exp $ */
/* $NetBSD: ffs.c,v 1.4 2011/08/07 01:52:47 mrg Exp $ */
/*-
* Copyright (c) 1990, 1993
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)ffs.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: ffs.c,v 1.3 2007/11/02 21:05:06 christos Exp $");
__RCSID("$NetBSD: ffs.c,v 1.4 2011/08/07 01:52:47 mrg Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -53,6 +53,7 @@ __RCSID("$NetBSD: ffs.c,v 1.3 2007/11/02 21:05:06 christos Exp $");
/*
* ffs -- vax ffs instruction
*/
__weak_alias(__ffssi2,ffs)
int
ffs(int mask)
{

5
common/lib/libc/string/memcmp.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: memcmp.c,v 1.2 2007/06/04 18:19:27 christos Exp $ */
/* $NetBSD: memcmp.c,v 1.3 2011/11/08 16:52:11 joerg Exp $ */
/*-
* Copyright (c) 1990, 1993
@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "@(#)memcmp.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: memcmp.c,v 1.2 2007/06/04 18:19:27 christos Exp $");
__RCSID("$NetBSD: memcmp.c,v 1.3 2011/11/08 16:52:11 joerg Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -48,6 +48,7 @@ __RCSID("$NetBSD: memcmp.c,v 1.2 2007/06/04 18:19:27 christos Exp $");
#include <lib/libkern/libkern.h>
#endif
#undef memcmp
/*
* Compare memory regions.
*/

6
common/lib/libc/string/memset.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: memset.c,v 1.8 2009/03/18 12:25:06 tsutsui Exp $ */
/* $NetBSD: memset.c,v 1.9 2011/11/08 16:52:11 joerg Exp $ */
/*-
* Copyright (c) 1990, 1993
@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "@(#)memset.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: memset.c,v 1.8 2009/03/18 12:25:06 tsutsui Exp $");
__RCSID("$NetBSD: memset.c,v 1.9 2011/11/08 16:52:11 joerg Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -60,8 +60,8 @@ __RCSID("$NetBSD: memset.c,v 1.8 2009/03/18 12:25:06 tsutsui Exp $");
#ifdef _FORTIFY_SOURCE
#undef bzero
#undef memset
#endif
#undef memset
#ifndef __OPTIMIZE_SIZE__
#ifdef BZERO

17
common/lib/libc/string/memset2.c
View file

@ -27,6 +27,11 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: memset2.c,v 1.5 2012/03/02 16:22:27 apb Exp $");
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
#if !defined(_KERNEL) && !defined(_STANDALONE)
@ -49,18 +54,16 @@
#ifdef _FORTIFY_SOURCE
#undef bzero
#undef memset
#endif
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: memset2.c,v 1.2 2009/12/14 00:39:01 matt Exp $");
#endif /* LIBC_SCCS and not lint */
#undef memset
/*
* Assume uregister_t is the widest non-synthetic unsigned type.
*/
typedef uregister_t memword_t;
__CTASSERT((~(memword_t)0U >> 1) != ~(memword_t)0U);
#ifdef BZERO
static inline
#define memset memset0
@ -71,10 +74,6 @@ static
#define memset test_memset
#endif
#ifdef CTASSERT
CTASSERT((~(memword_t)0U >> 1) != ~(memword_t)0U);
#endif
void *
memset(void *addr, int c, size_t len)
{

5
common/lib/libc/string/popcount32.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: popcount32.c,v 1.3 2009/07/21 19:56:55 drochner Exp $ */
/* $NetBSD: popcount32.c,v 1.4 2011/08/21 21:25:04 dholland Exp $ */
/*-
* Copyright (c) 2009 The NetBSD Foundation, Inc.
* All rights reserved.
@ -32,10 +32,11 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: popcount32.c,v 1.3 2009/07/21 19:56:55 drochner Exp $");
__RCSID("$NetBSD: popcount32.c,v 1.4 2011/08/21 21:25:04 dholland Exp $");
#if !defined(_KERNEL) && !defined(_STANDALONE)
#include <limits.h>
#include <stdint.h>
#include <strings.h>
#else
#include <lib/libkern/libkern.h>

15
common/lib/libc/string/popcount64.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: popcount64.c,v 1.5 2009/08/05 15:04:15 joerg Exp $ */
/* $NetBSD: popcount64.c,v 1.7 2012/03/09 15:41:16 christos Exp $ */
/*-
* Copyright (c) 2009 The NetBSD Foundation, Inc.
* All rights reserved.
@ -32,10 +32,11 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: popcount64.c,v 1.5 2009/08/05 15:04:15 joerg Exp $");
__RCSID("$NetBSD: popcount64.c,v 1.7 2012/03/09 15:41:16 christos Exp $");
#if !defined(_KERNEL) && !defined(_STANDALONE)
#include <limits.h>
#include <stdint.h>
#include <strings.h>
#else
#include <lib/libkern/libkern.h>
@ -63,10 +64,12 @@ popcount64(uint64_t v)
{
unsigned int c;
v = v - ((v >> 1) & 0x5555555555555555ULL);
v = (v & 0x3333333333333333ULL) + ((v >> 2) & 0x3333333333333333ULL);
v = ((v + (v >> 4)) & 0x0f0f0f0f0f0f0f0fULL) * 0x0101010101010101ULL;
c = v >> 56;
v = v - ((v >> 1) & (uint64_t)0x5555555555555555ULL);
v = (v & (uint64_t)0x3333333333333333ULL) +
((v >> 2) & (uint64_t)0x3333333333333333ULL);
v = ((v + (v >> 4)) & (uint64_t)0x0f0f0f0f0f0f0f0fULL) *
(uint64_t)0x0101010101010101ULL;
c = (unsigned int)(v >> 56);
return c;
}

6
common/lib/libc/string/strchr.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: strchr.c,v 1.4 2009/07/17 19:37:57 dsl Exp $ */
/* $NetBSD: strchr.c,v 1.5 2011/08/31 15:48:32 plunky Exp $ */
/*-
* Copyright (c) 1990, 1993
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)index.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: strchr.c,v 1.4 2009/07/17 19:37:57 dsl Exp $");
__RCSID("$NetBSD: strchr.c,v 1.5 2011/08/31 15:48:32 plunky Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -59,7 +59,7 @@ strchr(const char *p, int ch)
return(__UNCONST(p));
}
if (!*p)
return((char *)NULL);
return(NULL);
}
/* NOTREACHED */
}

6
common/lib/libc/string/strcpy.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: strcpy.c,v 1.2 2007/06/04 18:19:27 christos Exp $ */
/* $NetBSD: strcpy.c,v 1.3 2011/11/08 16:52:11 joerg Exp $ */
/*
* Copyright (c) 1988, 1993
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)strcpy.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: strcpy.c,v 1.2 2007/06/04 18:19:27 christos Exp $");
__RCSID("$NetBSD: strcpy.c,v 1.3 2011/11/08 16:52:11 joerg Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -45,9 +45,7 @@ __RCSID("$NetBSD: strcpy.c,v 1.2 2007/06/04 18:19:27 christos Exp $");
#include <lib/libkern/libkern.h>
#endif
#ifdef _FORTIFY_SOURCE
#undef strcpy
#endif
char *
strcpy(char *to, const char *from)

8
common/lib/libc/string/strnlen.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: strnlen.c,v 1.1 2009/05/01 17:27:01 perry Exp $ */
/* $NetBSD: strnlen.c,v 1.1 2011/09/01 22:35:18 jym Exp $ */
/*-
* Copyright (c) 2009 David Schultz <das@FreeBSD.org>
@ -28,11 +28,15 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: strnlen.c,v 1.1 2009/05/01 17:27:01 perry Exp $");
__RCSID("$NetBSD: strnlen.c,v 1.1 2011/09/01 22:35:18 jym Exp $");
#endif /* LIBC_SCCS and not lint */
/* FreeBSD: src/lib/libc/string/strnlen.c,v 1.1 2009/02/28 06:00:58 das Exp */
#if !defined(_KERNEL) && !defined(_STANDALONE)
#include <string.h>
#else
#include <lib/libkern/libkern.h>
#endif
size_t
strnlen(const char *s, size_t maxlen)

173
common/lib/libc/sys/cpuset.c
View file

@ -1,4 +1,4 @@
/* $NetBSD: cpuset.c,v 1.16 2010/09/21 02:03:29 rmind Exp $ */
/* $NetBSD: cpuset.c,v 1.18 2012/03/09 15:41:16 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -32,7 +32,7 @@
#ifndef _STANDALONE
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: cpuset.c,v 1.16 2010/09/21 02:03:29 rmind Exp $");
__RCSID("$NetBSD: cpuset.c,v 1.18 2012/03/09 15:41:16 christos Exp $");
#endif /* LIBC_SCCS and not lint */
#include <sys/param.h>
@ -64,24 +64,11 @@ struct _cpuset {
uint32_t bits[0];
};
#ifdef _KERNEL
struct _kcpuset {
unsigned int nused;
struct _kcpuset *next;
uint32_t bits[0];
};
#define KCPUSET_SIZE(n) (sizeof( \
struct { \
unsigned int nused; \
struct _kcpuset *next; \
uint32_t bits[0]; \
}) + sizeof(uint32_t) * (n))
#endif
#ifndef _KERNEL
static size_t cpuset_size = 0;
static size_t cpuset_nentries = 0;
#ifndef _KERNEL
size_t
/*ARGSUSED*/
_cpuset_size(const cpuset_t *c)
@ -106,7 +93,7 @@ _cpuset_isset(cpuid_t i, const cpuset_t *c)
errno = EINVAL;
return -1;
}
return ((1 << (i & CPUSET_MASK)) & c->bits[j]) != 0;
return ((1 << (unsigned int)(i & CPUSET_MASK)) & c->bits[j]) != 0;
}
int
@ -118,7 +105,7 @@ _cpuset_set(cpuid_t i, cpuset_t *c)
errno = EINVAL;
return -1;
}
c->bits[j] |= 1 << (i & CPUSET_MASK);
c->bits[j] |= 1 << (unsigned int)(i & CPUSET_MASK);
return 0;
}
@ -131,7 +118,7 @@ _cpuset_clr(cpuid_t i, cpuset_t *c)
errno = EINVAL;
return -1;
}
c->bits[j] &= ~(1 << (i & CPUSET_MASK));
c->bits[j] &= ~(1 << (unsigned int)(i & CPUSET_MASK));
return 0;
}
@ -145,7 +132,8 @@ _cpuset_create(void)
u_int nc;
len = sizeof(nc);
if (sysctl(mib, __arraycount(mib), &nc, &len, NULL, 0) == -1)
if (sysctl(mib, (unsigned int)__arraycount(mib), &nc, &len,
NULL, 0) == -1)
return NULL;
cpuset_nentries = CPUSET_NENTRIES(nc);
@ -161,150 +149,5 @@ _cpuset_destroy(cpuset_t *c)
free(c);
}
#else
kcpuset_t *
kcpuset_create(void)
{
kcpuset_t *c;
if (cpuset_size == 0) {
cpuset_nentries = CPUSET_NENTRIES(MAXCPUS);
cpuset_size = KCPUSET_SIZE(cpuset_nentries);
}
c = kmem_zalloc(cpuset_size, KM_SLEEP);
c->next = NULL;
c->nused = 1;
return c;
}
void
kcpuset_destroy(kcpuset_t *c)
{
kcpuset_t *nc;
while (c) {
KASSERT(c->nused == 0);
nc = c->next;
kmem_free(c, cpuset_size);
c = nc;
}
}
void
kcpuset_copy(kcpuset_t *d, const kcpuset_t *s)
{
KASSERT(d->nused == 1);
memcpy(d->bits, s->bits, cpuset_nentries * sizeof(s->bits[0]));
}
void
kcpuset_use(kcpuset_t *c)
{
atomic_inc_uint(&c->nused);
}
void
kcpuset_unuse(kcpuset_t *c, kcpuset_t **lst)
{
if (atomic_dec_uint_nv(&c->nused) != 0)
return;
KASSERT(c->nused == 0);
KASSERT(c->next == NULL);
if (lst == NULL) {
kcpuset_destroy(c);
return;
}
c->next = *lst;
*lst = c;
}
int
kcpuset_copyin(const cpuset_t *u, kcpuset_t *k, size_t len)
{
KASSERT(k->nused > 0);
KASSERT(k->next == NULL);
if (len != CPUSET_SIZE(cpuset_nentries))
return EINVAL;
return copyin(u->bits, k->bits, cpuset_nentries * sizeof(k->bits[0]));
}
int
kcpuset_copyout(const kcpuset_t *k, cpuset_t *u, size_t len)
{
KASSERT(k->nused > 0);
KASSERT(k->next == NULL);
if (len != CPUSET_SIZE(cpuset_nentries))
return EINVAL;
return copyout(k->bits, u->bits, cpuset_nentries * sizeof(u->bits[0]));
}
void
kcpuset_zero(kcpuset_t *c)
{
KASSERT(c->nused > 0);
KASSERT(c->next == NULL);
memset(c->bits, 0, cpuset_nentries * sizeof(c->bits[0]));
}
void
kcpuset_fill(kcpuset_t *c)
{
KASSERT(c->nused > 0);
KASSERT(c->next == NULL);
memset(c->bits, ~0, cpuset_nentries * sizeof(c->bits[0]));
}
void
kcpuset_set(cpuid_t i, kcpuset_t *c)
{
const unsigned long j = i >> CPUSET_SHIFT;
KASSERT(c->next == NULL);
KASSERT(j < cpuset_nentries);
c->bits[j] |= 1 << (i & CPUSET_MASK);
}
int
kcpuset_isset(cpuid_t i, const kcpuset_t *c)
{
const unsigned long j = i >> CPUSET_SHIFT;
KASSERT(c != NULL);
KASSERT(c->nused > 0);
KASSERT(c->next == NULL);
KASSERT(j < cpuset_nentries);
return ((1 << (i & CPUSET_MASK)) & c->bits[j]) != 0;
}
bool
kcpuset_iszero(const kcpuset_t *c)
{
unsigned long j;
for (j = 0; j < cpuset_nentries; j++)
if (c->bits[j] != 0)
return false;
return true;
}
bool
kcpuset_match(const kcpuset_t *c1, const kcpuset_t *c2)
{
unsigned long j;
for (j = 0; j < cpuset_nentries; j++)
if ((c1->bits[j] & c2->bits[j]) != c2->bits[j])
return false;
return true;
}
#endif
#endif

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