From ea648e70a989cca190cd7403fe892fd2dcc290b4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 20:37:14 +0200 Subject: Adding upstream version 1:9.11.5.P4+dfsg. Signed-off-by: Daniel Baumann --- lib/isc/ia64/Makefile.in | 17 +++++++ lib/isc/ia64/include/Makefile.in | 17 +++++++ lib/isc/ia64/include/isc/Makefile.in | 34 +++++++++++++ lib/isc/ia64/include/isc/atomic.h | 96 ++++++++++++++++++++++++++++++++++++ 4 files changed, 164 insertions(+) create mode 100644 lib/isc/ia64/Makefile.in create mode 100644 lib/isc/ia64/include/Makefile.in create mode 100644 lib/isc/ia64/include/isc/Makefile.in create mode 100644 lib/isc/ia64/include/isc/atomic.h (limited to 'lib/isc/ia64') diff --git a/lib/isc/ia64/Makefile.in b/lib/isc/ia64/Makefile.in new file mode 100644 index 0000000..419cf9f --- /dev/null +++ b/lib/isc/ia64/Makefile.in @@ -0,0 +1,17 @@ +# Copyright (C) Internet Systems Consortium, Inc. ("ISC") +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. +# +# See the COPYRIGHT file distributed with this work for additional +# information regarding copyright ownership. + +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..d33c0fc --- /dev/null +++ b/lib/isc/ia64/include/Makefile.in @@ -0,0 +1,17 @@ +# Copyright (C) Internet Systems Consortium, Inc. ("ISC") +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. +# +# See the COPYRIGHT file distributed with this work for additional +# information regarding copyright ownership. + +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..97b6b41 --- /dev/null +++ b/lib/isc/ia64/include/isc/Makefile.in @@ -0,0 +1,34 @@ +# Copyright (C) Internet Systems Consortium, Inc. ("ISC") +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. +# +# See the COPYRIGHT file distributed with this work for additional +# information regarding copyright ownership. + +srcdir = @srcdir@ +VPATH = @srcdir@ +top_srcdir = @top_srcdir@ + +VERSION=@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)/$$i ${DESTDIR}${includedir}/isc || exit 1; \ + done + +uninstall:: + for i in ${HEADERS}; do \ + rm -f ${DESTDIR}${includedir}/isc/$$i || exit 1; \ + 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..e2f4331 --- /dev/null +++ b/lib/isc/ia64/include/isc/atomic.h @@ -0,0 +1,96 @@ +/* + * Copyright (C) Internet Systems Consortium, Inc. ("ISC") + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * See the COPYRIGHT file distributed with this work for additional + * information regarding copyright ownership. + */ + + +#ifndef ISC_ATOMIC_H +#define ISC_ATOMIC_H 1 + +#include + +#include +#include + +#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 int32_t +#ifdef __GNUC__ +__attribute__ ((unused)) +#endif +isc_atomic_xadd(int32_t *p, int32_t val) +{ + int32_t prev, swapped; + + for (prev = *(volatile 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 +#ifdef __GNUC__ +__attribute__ ((unused)) +#endif +isc_atomic_store(int32_t *p, 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 int32_t +#ifdef __GNUC__ +__attribute__ ((unused)) +#endif +isc_atomic_cmpxchg(int32_t *p, int32_t cmpval, int32_t val) +{ + 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 */ -- cgit v1.2.3