diff options
Diffstat (limited to 'lib/isc/ia64')
-rw-r--r-- | lib/isc/ia64/Makefile.in | 24 | ||||
-rw-r--r-- | lib/isc/ia64/include/Makefile.in | 24 | ||||
-rw-r--r-- | lib/isc/ia64/include/isc/Makefile.in | 36 | ||||
-rw-r--r-- | lib/isc/ia64/include/isc/atomic.h | 88 |
4 files changed, 172 insertions, 0 deletions
diff --git a/lib/isc/ia64/Makefile.in b/lib/isc/ia64/Makefile.in new file mode 100644 index 0000000..324db07 --- /dev/null +++ b/lib/isc/ia64/Makefile.in @@ -0,0 +1,24 @@ +# Copyright (C) 2007 Internet Systems Consortium, Inc. ("ISC") +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH +# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, +# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE +# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +# PERFORMANCE OF THIS SOFTWARE. + +# $Id: Makefile.in,v 1.2 2007/09/14 04:09:59 marka Exp $ + +srcdir = @srcdir@ +VPATH = @srcdir@ +top_srcdir = @top_srcdir@ + +SUBDIRS = include +TARGETS = + +@BIND9_MAKE_RULES@ diff --git a/lib/isc/ia64/include/Makefile.in b/lib/isc/ia64/include/Makefile.in new file mode 100644 index 0000000..f1d8bdd --- /dev/null +++ b/lib/isc/ia64/include/Makefile.in @@ -0,0 +1,24 @@ +# Copyright (C) 2007 Internet Systems Consortium, Inc. ("ISC") +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH +# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, +# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE +# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +# PERFORMANCE OF THIS SOFTWARE. + +# $Id: Makefile.in,v 1.2 2007/09/14 04:09:59 marka Exp $ + +srcdir = @srcdir@ +VPATH = @srcdir@ +top_srcdir = @top_srcdir@ + +SUBDIRS = isc +TARGETS = + +@BIND9_MAKE_RULES@ diff --git a/lib/isc/ia64/include/isc/Makefile.in b/lib/isc/ia64/include/isc/Makefile.in new file mode 100644 index 0000000..5f116ca --- /dev/null +++ b/lib/isc/ia64/include/isc/Makefile.in @@ -0,0 +1,36 @@ +# Copyright (C) 2007 Internet Systems Consortium, Inc. ("ISC") +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH +# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, +# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE +# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +# PERFORMANCE OF THIS SOFTWARE. + +# $Id: Makefile.in,v 1.2 2007/09/14 04:09:59 marka Exp $ + +srcdir = @srcdir@ +VPATH = @srcdir@ +top_srcdir = @top_srcdir@ + +@BIND9_VERSION@ + +HEADERS = atomic.h + +SUBDIRS = +TARGETS = + +@BIND9_MAKE_RULES@ + +installdirs: + $(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${includedir}/isc + +install:: installdirs + for i in ${HEADERS}; do \ + ${INSTALL_DATA} $(srcdir)/$$i ${DESTDIR}${includedir}/isc ; \ + done diff --git a/lib/isc/ia64/include/isc/atomic.h b/lib/isc/ia64/include/isc/atomic.h new file mode 100644 index 0000000..bfd32f4 --- /dev/null +++ b/lib/isc/ia64/include/isc/atomic.h @@ -0,0 +1,88 @@ +/* + * Copyright (C) 2006, 2007 Internet Systems Consortium, Inc. ("ISC") + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: atomic.h,v 1.4 2007/06/19 23:47:17 tbox Exp $ */ + +#ifndef ISC_ATOMIC_H +#define ISC_ATOMIC_H 1 + +#include <isc/platform.h> +#include <isc/types.h> + +#ifdef ISC_PLATFORM_USEGCCASM +/* + * This routine atomically increments the value stored in 'p' by 'val', and + * returns the previous value. + * + * Open issue: can 'fetchadd' make the code faster for some particular values + * (e.g., 1 and -1)? + */ +static inline isc_int32_t +isc_atomic_xadd(isc_int32_t *p, isc_int32_t val) { + isc_int32_t prev, swapped; + + for (prev = *(volatile isc_int32_t *)p; ; prev = swapped) { + swapped = prev + val; + __asm__ volatile( + "mov ar.ccv=%2;" + "cmpxchg4.acq %0=%4,%3,ar.ccv" + : "=r" (swapped), "=m" (*p) + : "r" (prev), "r" (swapped), "m" (*p) + : "memory"); + if (swapped == prev) + break; + } + + return (prev); +} + +/* + * This routine atomically stores the value 'val' in 'p'. + */ +static inline void +isc_atomic_store(isc_int32_t *p, isc_int32_t val) { + __asm__ volatile( + "st4.rel %0=%1" + : "=m" (*p) + : "r" (val) + : "memory" + ); +} + +/* + * This routine atomically replaces the value in 'p' with 'val', if the + * original value is equal to 'cmpval'. The original value is returned in any + * case. + */ +static inline isc_int32_t +isc_atomic_cmpxchg(isc_int32_t *p, isc_int32_t cmpval, isc_int32_t val) { + isc_int32_t ret; + + __asm__ volatile( + "mov ar.ccv=%2;" + "cmpxchg4.acq %0=%4,%3,ar.ccv" + : "=r" (ret), "=m" (*p) + : "r" (cmpval), "r" (val), "m" (*p) + : "memory"); + + return (ret); +} +#else /* !ISC_PLATFORM_USEGCCASM */ + +#error "unsupported compiler. disable atomic ops by --disable-atomic" + +#endif +#endif /* ISC_ATOMIC_H */ |