diff options
27 files changed, 914 insertions, 8 deletions
diff --git a/lib/libc/aarch64/static_tls.h b/lib/libc/aarch64/static_tls.h new file mode 100644 index 000000000000..78f6b50f0127 --- /dev/null +++ b/lib/libc/aarch64/static_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_AARCH64_STATIC_TLS_H +#define _LIBC_AARCH64_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + + __asm __volatile("mrs %x0, tpidr_el0" : "=r" (tlsbase)); + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libc/amd64/static_tls.h b/lib/libc/amd64/static_tls.h new file mode 100644 index 000000000000..1e9b76f58221 --- /dev/null +++ b/lib/libc/amd64/static_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_AMD64_STATIC_TLS_H +#define _LIBC_AMD64_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + + __asm __volatile("movq %%fs:0, %0" : "=r" (tlsbase)); + tlsbase -= offset; + return (tlsbase); +} + +#endif diff --git a/lib/libc/arm/static_tls.h b/lib/libc/arm/static_tls.h new file mode 100644 index 000000000000..e6be9adfcff6 --- /dev/null +++ b/lib/libc/arm/static_tls.h @@ -0,0 +1,51 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_ARM_STATIC_TLS_H +#define _LIBC_ARM_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + +#ifdef ARM_TP_ADDRESS + tlsbase = *(uintptr_t *)ARM_TP_ADDRESS; +#else + __asm __volatile("mrc p15, 0, %0, c13, c0, 3" : "=r" (tlsbase)); +#endif + + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libc/gen/Symbol.map b/lib/libc/gen/Symbol.map index 010358ba9bc5..9c6b969ea8d3 100644 --- a/lib/libc/gen/Symbol.map +++ b/lib/libc/gen/Symbol.map @@ -542,6 +542,7 @@ FBSDprivate_1.0 { __libc_tcdrain; __elf_aux_vector; + __pthread_distribute_static_tls; __pthread_map_stacks_exec; __fillcontextx; __fillcontextx2; diff --git a/lib/libc/gen/elf_utils.c b/lib/libc/gen/elf_utils.c index 417f1842aadd..819620c1e19e 100644 --- a/lib/libc/gen/elf_utils.c +++ b/lib/libc/gen/elf_utils.c @@ -34,10 +34,13 @@ #include <sys/sysctl.h> #include <link.h> #include <stddef.h> +#include <string.h> #include "libc_private.h" +#include "static_tls.h" int __elf_phdr_match_addr(struct dl_phdr_info *, void *); void __pthread_map_stacks_exec(void); +void __pthread_distribute_static_tls(size_t, void *, size_t, size_t); int __elf_phdr_match_addr(struct dl_phdr_info *phdr_info, void *addr) @@ -97,3 +100,24 @@ __pthread_map_stacks_exec(void) ((void (*)(void))__libc_interposing[INTERPOS_map_stacks_exec])(); } + +void +__libc_distribute_static_tls(size_t offset, void *src, size_t len, + size_t total_len) +{ + uintptr_t tlsbase; + + tlsbase = _libc_get_static_tls_base(offset); + memcpy((void *)tlsbase, src, len); + memset((char *)tlsbase + len, 0, total_len - len); +} + +#pragma weak __pthread_distribute_static_tls +void +__pthread_distribute_static_tls(size_t offset, void *src, size_t len, + size_t total_len) +{ + + ((void (*)(size_t, void *, size_t, size_t))__libc_interposing[ + INTERPOS_distribute_static_tls])(offset, src, len, total_len); +} diff --git a/lib/libc/i386/static_tls.h b/lib/libc/i386/static_tls.h new file mode 100644 index 000000000000..b0685d2e0f80 --- /dev/null +++ b/lib/libc/i386/static_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_I386_STATIC_TLS_H +#define _LIBC_I386_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + + __asm __volatile("movl %%gs:0, %0" : "=r" (tlsbase)); + tlsbase -= offset; + return (tlsbase); +} + +#endif diff --git a/lib/libc/include/libc_private.h b/lib/libc/include/libc_private.h index aaa40deeb083..116764b399b9 100644 --- a/lib/libc/include/libc_private.h +++ b/lib/libc/include/libc_private.h @@ -235,6 +235,7 @@ enum { INTERPOS_map_stacks_exec, INTERPOS_fdatasync, INTERPOS_clock_nanosleep, + INTERPOS_distribute_static_tls, INTERPOS_MAX }; @@ -413,6 +414,8 @@ struct dl_phdr_info; int __elf_phdr_match_addr(struct dl_phdr_info *, void *); void __init_elf_aux_vector(void); void __libc_map_stacks_exec(void); +void __libc_distribute_static_tls(__size_t, void *, __size_t, __size_t); +__uintptr_t __libc_static_tls_base(__size_t); void _pthread_cancel_enter(int); void _pthread_cancel_leave(int); diff --git a/lib/libc/mips/static_tls.h b/lib/libc/mips/static_tls.h new file mode 100644 index 000000000000..67ee8afe14c6 --- /dev/null +++ b/lib/libc/mips/static_tls.h @@ -0,0 +1,64 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_MIPS_STATIC_TLS_H +#define _LIBC_MIPS_STATIC_TLS_H + +#include <machine/tls.h> + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + +#if defined(__mips_n64) + __asm__ __volatile__ ( + ".set\tpush\n\t" + ".set\tmips64r2\n\t" + "rdhwr\t%0, $29\n\t" + ".set\tpop" + : "=r" (tlsbase)); + tlsbase -= TLS_TP_OFFSET + TLS_TCB_SIZE; +#else /* mips 32 */ + __asm__ __volatile__ ( + ".set\tpush\n\t" + ".set\tmips32r2\n\t" + "rdhwr\t%0, $29\n\t" + ".set\tpop" + : "=r" (tlsbase)); + tlsbase -= TLS_TP_OFFSET + TLS_TCB_SIZE; +#endif /* ! __mips_n64 */ + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libc/powerpc/static_tls.h b/lib/libc/powerpc/static_tls.h new file mode 100644 index 000000000000..fd7a80d49234 --- /dev/null +++ b/lib/libc/powerpc/static_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_POWERPC_STATIC_TLS_H +#define _LIBC_POWERPC_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + + __asm __volatile("mr %0,2" : "=r"(tlsbase)); + tlsbase += offset - 0x7008; + return (tlsbase); +} + +#endif diff --git a/lib/libc/powerpc64/static_tls.h b/lib/libc/powerpc64/static_tls.h new file mode 100644 index 000000000000..63adba39bab1 --- /dev/null +++ b/lib/libc/powerpc64/static_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_POWERPC64_STATIC_TLS_H +#define _LIBC_POWERPC64_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + + __asm __volatile("mr %0,13" : "=r"(tlsbase)); + tlsbase += offset - 0x7010; + return (tlsbase); +} + +#endif diff --git a/lib/libc/riscv/static_tls.h b/lib/libc/riscv/static_tls.h new file mode 100644 index 000000000000..dcdc459b8c19 --- /dev/null +++ b/lib/libc/riscv/static_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_RISCV_STATIC_TLS_H +#define _LIBC_RISCV_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + uintptr_t tlsbase; + + __asm __volatile("mv %0, tp" : "=r"(tlsbase)); + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libc/sparc64/static_tls.h b/lib/libc/sparc64/static_tls.h new file mode 100644 index 000000000000..dd59de97e7bd --- /dev/null +++ b/lib/libc/sparc64/static_tls.h @@ -0,0 +1,44 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_SPARC64_STATIC_TLS_H +#define _LIBC_SPARC64_STATIC_TLS_H + +static __inline uintptr_t +_libc_get_static_tls_base(size_t offset) +{ + register uintptr_t tlsbase __asm("%g7"); + + return (tlsbase + offset); +} + +#endif diff --git a/lib/libc/sys/interposing_table.c b/lib/libc/sys/interposing_table.c index faf1e6ceeb68..670e9fd7dd0f 100644 --- a/lib/libc/sys/interposing_table.c +++ b/lib/libc/sys/interposing_table.c @@ -81,6 +81,7 @@ interpos_func_t __libc_interposing[INTERPOS_MAX] = { SLOT(map_stacks_exec, __libc_map_stacks_exec), SLOT(fdatasync, __sys_fdatasync), SLOT(clock_nanosleep, __sys_clock_nanosleep), + SLOT(distribute_static_tls, __libc_distribute_static_tls), }; #undef SLOT diff --git a/lib/libthr/Makefile b/lib/libthr/Makefile index e2e571e13415..5f3d52661c99 100644 --- a/lib/libthr/Makefile +++ b/lib/libthr/Makefile @@ -16,8 +16,10 @@ SHLIB_MAJOR= 3 NO_WTHREAD_SAFETY=1 NO_WCAST_ALIGN.gcc=1 # for gcc 4.2 CFLAGS+=-DPTHREAD_KERNEL -CFLAGS+=-I${SRCTOP}/lib/libc/include -I${.CURDIR}/thread \ - -I${SRCTOP}/include +CFLAGS+=-I${SRCTOP}/lib/libc/include +CFLAGS+=-I${SRCTOP}/lib/libc/${MACHINE_CPUARCH} +CFLAGS+=-I${.CURDIR}/thread +CFLAGS+=-I${SRCTOP}/include CFLAGS+=-I${.CURDIR}/arch/${MACHINE_CPUARCH}/include CFLAGS+=-I${.CURDIR}/sys CFLAGS+=-I${SRCTOP}/libexec/rtld-elf diff --git a/lib/libthr/arch/aarch64/include/pthread_tls.h b/lib/libthr/arch/aarch64/include/pthread_tls.h new file mode 100644 index 000000000000..bd3a4fbb2024 --- /dev/null +++ b/lib/libthr/arch/aarch64/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_AARCH64_PTHREAD_TLS_H +#define _ARCH_AARCH64_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/amd64/include/pthread_tls.h b/lib/libthr/arch/amd64/include/pthread_tls.h new file mode 100644 index 000000000000..c0ca6201d41c --- /dev/null +++ b/lib/libthr/arch/amd64/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_AMD64_PTHREAD_TLS_H +#define _ARCH_AMD64_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase -= offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/arm/include/pthread_tls.h b/lib/libthr/arch/arm/include/pthread_tls.h new file mode 100644 index 000000000000..6aef9c22f365 --- /dev/null +++ b/lib/libthr/arch/arm/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_ARM_PTHREAD_TLS_H +#define _ARCH_ARM_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/i386/include/pthread_tls.h b/lib/libthr/arch/i386/include/pthread_tls.h new file mode 100644 index 000000000000..f48147fd6455 --- /dev/null +++ b/lib/libthr/arch/i386/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_I386_PTHREAD_TLS_H +#define _ARCH_I386_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase -= offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/mips/include/pthread_tls.h b/lib/libthr/arch/mips/include/pthread_tls.h new file mode 100644 index 000000000000..ed69d6d2a170 --- /dev/null +++ b/lib/libthr/arch/mips/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_MIPS_PTHREAD_TLS_H +#define _ARCH_MIPS_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/powerpc/include/pthread_tls.h b/lib/libthr/arch/powerpc/include/pthread_tls.h new file mode 100644 index 000000000000..5c8db311f8d8 --- /dev/null +++ b/lib/libthr/arch/powerpc/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_POWERPC_PTHREAD_TLS_H +#define _ARCH_POWERPC_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/riscv/include/pthread_tls.h b/lib/libthr/arch/riscv/include/pthread_tls.h new file mode 100644 index 000000000000..eb3e47b70260 --- /dev/null +++ b/lib/libthr/arch/riscv/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_RISCV_PTHREAD_TLS_H +#define _ARCH_RISCV_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase += offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/arch/sparc64/include/pthread_tls.h b/lib/libthr/arch/sparc64/include/pthread_tls.h new file mode 100644 index 000000000000..7dd194f08604 --- /dev/null +++ b/lib/libthr/arch/sparc64/include/pthread_tls.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov <kib@FreeBSD.org> + * under sponsorship from the FreeBSD Foundation. + * + * 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 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. + * + * $FreeBSD$ + */ + +#ifndef _ARCH_SPARC64_PTHREAD_TLS_H +#define _ARCH_SPARC64_PTHREAD_TLS_H + +static __inline uintptr_t +_get_static_tls_base(struct pthread *thr, size_t offset) +{ + uintptr_t tlsbase; + + tlsbase = (uintptr_t)thr->tcb; + tlsbase -= offset; + return (tlsbase); +} + +#endif diff --git a/lib/libthr/pthread.map b/lib/libthr/pthread.map index 19541b9e800a..cd94078e6028 100644 --- a/lib/libthr/pthread.map +++ b/lib/libthr/pthread.map @@ -137,6 +137,7 @@ FBSDprivate_1.0 { __pthread_mutex_lock; __pthread_mutex_timedlock; __pthread_mutex_trylock; + __pthread_distribute_static_tls; _pthread_atfork; _pthread_barrier_destroy; _pthread_barrier_init; diff --git a/lib/libthr/thread/thr_list.c b/lib/libthr/thread/thr_list.c index 530e49721a4b..f28f059c2909 100644 --- a/lib/libthr/thread/thr_list.c +++ b/lib/libthr/thread/thr_list.c @@ -39,6 +39,7 @@ __FBSDID("$FreeBSD$"); #include "libc_private.h" #include "thr_private.h" +#include "static_tls.h" /*#define DEBUG_THREAD_LIST */ #ifdef DEBUG_THREAD_LIST @@ -362,3 +363,35 @@ _thr_find_thread(struct pthread *curthread, struct pthread *thread, THREAD_LIST_UNLOCK(curthread); return (ret); } + +#include "pthread_tls.h" + +static void +thr_distribute_static_tls(uintptr_t tlsbase, void *src, size_t len, + size_t total_len) +{ + + memcpy((void *)tlsbase, src, len); + memset((char *)tlsbase + len, 0, total_len - len); +} + +void +__pthread_distribute_static_tls(size_t offset, void *src, size_t len, + size_t total_len) +{ + struct pthread *curthread, *thrd; + uintptr_t tlsbase; + + if (!_thr_is_inited()) { + tlsbase = _libc_get_static_tls_base(offset); + thr_distribute_static_tls(tlsbase, src, len, total_len); + return; + } + curthread = _get_curthread(); + THREAD_LIST_RDLOCK(curthread); + TAILQ_FOREACH(thrd, &_thread_list, tle) { + tlsbase = _get_static_tls_base(thrd, offset); + thr_distribute_static_tls(tlsbase, src, len, total_len); + } + THREAD_LIST_UNLOCK(curthread); +} diff --git a/lib/libthr/thread/thr_private.h b/lib/libthr/thread/thr_private.h index 897784ad721e..a9720812d681 100644 --- a/lib/libthr/thread/thr_private.h +++ b/lib/libthr/thread/thr_private.h @@ -973,6 +973,8 @@ void __pthread_cxa_finalize(struct dl_phdr_info *phdr_info); void _thr_tsd_unload(struct dl_phdr_info *phdr_info) __hidden; void _thr_sigact_unload(struct dl_phdr_info *phdr_info) __hidden; void _thr_stack_fix_protection(struct pthread *thrd); +void __pthread_distribute_static_tls(size_t offset, void *src, size_t len, + size_t total_len); int *__error_threaded(void) __hidden; void __thr_interpose_libc(void) __hidden; diff --git a/libexec/rtld-elf/rtld.c b/libexec/rtld-elf/rtld.c index c027fc89f41b..b518ed045b1b 100644 --- a/libexec/rtld-elf/rtld.c +++ b/libexec/rtld-elf/rtld.c @@ -92,6 +92,7 @@ static void digest_dynamic2(Obj_Entry *, const Elf_Dyn *, const Elf_Dyn *, const Elf_Dyn *); static void digest_dynamic(Obj_Entry *, int); static Obj_Entry *digest_phdr(const Elf_Phdr *, int, caddr_t, const char *); +static void distribute_static_tls(Objlist *, RtldLockState *); static Obj_Entry *dlcheck(void *); static int dlclose_locked(void *, RtldLockState *); static Obj_Entry *dlopen_object(const char *name, int fd, Obj_Entry *refobj, @@ -1247,8 +1248,8 @@ digest_dynamic1(Obj_Entry *obj, int early, const Elf_Dyn **dyn_rpath, obj->textrel = true; if (dynp->d_un.d_val & DF_BIND_NOW) obj->bind_now = true; - /*if (dynp->d_un.d_val & DF_STATIC_TLS) - ;*/ + if (dynp->d_un.d_val & DF_STATIC_TLS) + obj->static_tls = true; break; #ifdef __mips__ case DT_MIPS_LOCAL_GOTNO: @@ -3330,8 +3331,16 @@ dlopen_object(const char *name, int fd, Obj_Entry *refobj, int lo_flags, if (globallist_next(old_obj_tail) != NULL) { /* We loaded something new. */ assert(globallist_next(old_obj_tail) == obj); - result = load_needed_objects(obj, - lo_flags & (RTLD_LO_DLOPEN | RTLD_LO_EARLY)); + result = 0; + if ((lo_flags & RTLD_LO_EARLY) == 0 && obj->static_tls && + !allocate_tls_offset(obj)) { + _rtld_error("%s: No space available " + "for static Thread Local Storage", obj->path); + result = -1; + } + if (result != -1) + result = load_needed_objects(obj, lo_flags & (RTLD_LO_DLOPEN | + RTLD_LO_EARLY)); init_dag(obj); ref_dag(obj); if (result != -1) @@ -3391,8 +3400,10 @@ dlopen_object(const char *name, int fd, Obj_Entry *refobj, int lo_flags, name); GDB_STATE(RT_CONSISTENT,obj ? &obj->linkmap : NULL); - if (!(lo_flags & RTLD_LO_EARLY)) { + if ((lo_flags & RTLD_LO_EARLY) == 0) { map_stacks_exec(lockstate); + if (obj != NULL) + distribute_static_tls(&initlist, lockstate); } if (initlist_objects_ifunc(&initlist, (mode & RTLD_MODEMASK) == RTLD_NOW, @@ -4917,8 +4928,10 @@ allocate_tls(Obj_Entry *objs, void *oldtls, size_t tcbsize, size_t tcbalign) addr = segbase - obj->tlsoffset; memset((void*)(addr + obj->tlsinitsize), 0, obj->tlssize - obj->tlsinitsize); - if (obj->tlsinit) + if (obj->tlsinit) { memcpy((void*) addr, obj->tlsinit, obj->tlsinitsize); + obj->static_tls_copied = true; + } dtv[obj->tlsindex + 1] = addr; } } @@ -5380,6 +5393,27 @@ map_stacks_exec(RtldLockState *lockstate) } } +static void +distribute_static_tls(Objlist *list, RtldLockState *lockstate) +{ + Objlist_Entry *elm; + Obj_Entry *obj; + void (*distrib)(size_t, void *, size_t, size_t); + + distrib = (void (*)(size_t, void *, size_t, size_t))(uintptr_t) + get_program_var_addr("__pthread_distribute_static_tls", lockstate); + if (distrib == NULL) + return; + STAILQ_FOREACH(elm, list, link) { + obj = elm->obj; + if (obj->marker || !obj->tls_done || obj->static_tls_copied) + continue; + distrib(obj->tlsoffset, obj->tlsinit, obj->tlsinitsize, + obj->tlssize); + obj->static_tls_copied = true; + } +} + void symlook_init(SymLook *dst, const char *name) { diff --git a/libexec/rtld-elf/rtld.h b/libexec/rtld-elf/rtld.h index 735df1f5809b..d7ef9d56b8d0 100644 --- a/libexec/rtld-elf/rtld.h +++ b/libexec/rtld-elf/rtld.h @@ -256,6 +256,8 @@ typedef struct Struct_Obj_Entry { bool z_interpose : 1; /* Interpose all objects but main */ bool z_nodeflib : 1; /* Don't search default library path */ bool z_global : 1; /* Make the object global */ + bool static_tls : 1; /* Needs static TLS allocation */ + bool static_tls_copied : 1; /* Needs static TLS copying */ bool ref_nodel : 1; /* Refcount increased to prevent dlclose */ bool init_scanned: 1; /* Object is already on init list. */ bool on_fini_list: 1; /* Object is already on fini list. */ |