Index: stable/12/lib/libc/Makefile =================================================================== --- stable/12/lib/libc/Makefile (revision 344462) +++ stable/12/lib/libc/Makefile (revision 344463) @@ -1,214 +1,213 @@ # @(#)Makefile 8.2 (Berkeley) 2/3/94 # $FreeBSD$ PACKAGE= clibs SHLIBDIR?= /lib .include # Force building of libc_pic.a MK_TOOLCHAIN= yes LIBC_SRCTOP?= ${.CURDIR} # Pick the current architecture directory for libc. In general, this is # named MACHINE_CPUARCH, but some ABIs are different enough to require # their own libc, so allow a directory named MACHINE_ARCH to override this. .if exists(${LIBC_SRCTOP}/${MACHINE_ARCH}) LIBC_ARCH=${MACHINE_ARCH} .else LIBC_ARCH=${MACHINE_CPUARCH} .endif # All library objects contain FreeBSD revision strings by default; they may be # excluded as a space-saving measure. To produce a library that does # not contain these strings, add -DSTRIP_FBSDID (see ) to CFLAGS # below. Note: there are no IDs for syscall stubs whose sources are generated. # To include legacy CSRG SCCS ID strings, remove -DNO__SCCSID from CFLAGS. # To include RCS ID strings from other BSD projects, remove -DNO__RCSID from CFLAGS. CFLAGS+=-DNO__SCCSID -DNO__RCSID LIB=c SHLIB_MAJOR= 7 .if ${MK_SSP} != "no" SHLIB_LDSCRIPT=libc.ldscript .else SHLIB_LDSCRIPT=libc_nossp.ldscript .endif SHLIB_LDSCRIPT_LINKS=libxnet.so WARNS?= 2 CFLAGS+=-I${LIBC_SRCTOP}/include -I${SRCTOP}/include CFLAGS+=-I${LIBC_SRCTOP}/${LIBC_ARCH} .if ${MK_NLS} != "no" CFLAGS+=-DNLS .endif CLEANFILES+=tags INSTALL_PIC_ARCHIVE= BUILD_NOSSP_PIC_ARCHIVE= PRECIOUSLIB= .ifndef NO_THREAD_STACK_UNWIND CANCELPOINTS_CFLAGS=-fexceptions CFLAGS+=${CANCELPOINTS_CFLAGS} .endif # # Link with static libcompiler_rt.a. # LDFLAGS+= -nodefaultlibs LIBADD+= compiler_rt .if ${MK_SSP} != "no" LIBADD+= ssp_nonshared .endif # Extras that live in either libc.a or libc_nonshared.a LIBC_NONSHARED_SRCS= # Define (empty) variables so that make doesn't give substitution # errors if the included makefiles don't change these: MDSRCS= MISRCS= MDASM= MIASM= NOASM= .include "${LIBC_SRCTOP}/${LIBC_ARCH}/Makefile.inc" .include "${LIBC_SRCTOP}/db/Makefile.inc" .include "${LIBC_SRCTOP}/compat-43/Makefile.inc" .include "${LIBC_SRCTOP}/gdtoa/Makefile.inc" .include "${LIBC_SRCTOP}/gen/Makefile.inc" .include "${LIBC_SRCTOP}/gmon/Makefile.inc" .if ${MK_ICONV} != "no" .include "${LIBC_SRCTOP}/iconv/Makefile.inc" .endif .include "${LIBC_SRCTOP}/inet/Makefile.inc" .include "${LIBC_SRCTOP}/isc/Makefile.inc" .include "${LIBC_SRCTOP}/locale/Makefile.inc" .include "${LIBC_SRCTOP}/md/Makefile.inc" .include "${LIBC_SRCTOP}/nameser/Makefile.inc" .include "${LIBC_SRCTOP}/net/Makefile.inc" .include "${LIBC_SRCTOP}/nls/Makefile.inc" .include "${LIBC_SRCTOP}/posix1e/Makefile.inc" .if ${LIBC_ARCH} != "aarch64" && \ ${LIBC_ARCH} != "amd64" && \ ${LIBC_ARCH} != "powerpc64" && \ ${LIBC_ARCH} != "riscv" && \ ${LIBC_ARCH} != "sparc64" && \ ${MACHINE_ARCH:Mmipsn32*} == "" && \ ${MACHINE_ARCH:Mmips64*} == "" .include "${LIBC_SRCTOP}/quad/Makefile.inc" .endif .include "${LIBC_SRCTOP}/regex/Makefile.inc" .include "${LIBC_SRCTOP}/resolv/Makefile.inc" .include "${LIBC_SRCTOP}/stdio/Makefile.inc" .include "${LIBC_SRCTOP}/stdlib/Makefile.inc" .include "${LIBC_SRCTOP}/stdlib/jemalloc/Makefile.inc" .include "${LIBC_SRCTOP}/stdtime/Makefile.inc" .include "${LIBC_SRCTOP}/string/Makefile.inc" .include "${LIBC_SRCTOP}/sys/Makefile.inc" .include "${LIBC_SRCTOP}/secure/Makefile.inc" .include "${LIBC_SRCTOP}/rpc/Makefile.inc" .include "${LIBC_SRCTOP}/uuid/Makefile.inc" .include "${LIBC_SRCTOP}/xdr/Makefile.inc" .if (${LIBC_ARCH} == "arm" && \ (${MACHINE_ARCH:Marmv[67]*} == "" || (defined(CPUTYPE) && ${CPUTYPE:M*soft*}))) || \ (${LIBC_ARCH} == "mips" && ${MACHINE_ARCH:Mmips*hf} == "") || \ (${LIBC_ARCH} == "riscv" && ${MACHINE_ARCH:Mriscv*sf} != "") .include "${LIBC_SRCTOP}/softfloat/Makefile.inc" .endif .if ${LIBC_ARCH} == "i386" || ${LIBC_ARCH} == "amd64" .include "${LIBC_SRCTOP}/x86/sys/Makefile.inc" -.include "${LIBC_SRCTOP}/x86/gen/Makefile.inc" .endif .if ${MK_NIS} != "no" CFLAGS+= -DYP .include "${LIBC_SRCTOP}/yp/Makefile.inc" .endif .include "${LIBC_SRCTOP}/capability/Makefile.inc" .if ${MK_HESIOD} != "no" CFLAGS+= -DHESIOD .endif .if ${MK_FP_LIBC} == "no" CFLAGS+= -DNO_FLOATING_POINT .endif .if ${MK_NS_CACHING} != "no" CFLAGS+= -DNS_CACHING .endif .if defined(_FREEFALL_CONFIG) CFLAGS+=-D_FREEFALL_CONFIG .endif STATICOBJS+=${LIBC_NONSHARED_SRCS:S/.c$/.o/} VERSION_DEF=${LIBC_SRCTOP}/Versions.def SYMBOL_MAPS=${SYM_MAPS} CFLAGS+= -DSYMBOL_VERSIONING # If there are no machine dependent sources, append all the # machine-independent sources: .if empty(MDSRCS) SRCS+= ${MISRCS} .else # Append machine-dependent sources, then append machine-independent sources # for which there is no machine-dependent variant. SRCS+= ${MDSRCS} .for _src in ${MISRCS} .if ${MDSRCS:R:M${_src:R}} == "" SRCS+= ${_src} .endif .endfor .endif KQSRCS= adddi3.c anddi3.c ashldi3.c ashrdi3.c cmpdi2.c divdi3.c iordi3.c \ lshldi3.c lshrdi3.c moddi3.c muldi3.c negdi2.c notdi2.c qdivrem.c \ subdi3.c ucmpdi2.c udivdi3.c umoddi3.c xordi3.c KSRCS= bcmp.c ffs.c ffsl.c fls.c flsl.c mcount.c strcat.c strchr.c \ strcmp.c strcpy.c strlen.c strncpy.c strrchr.c libkern: libkern.gen libkern.${LIBC_ARCH} libkern.gen: ${KQSRCS} ${KSRCS} ${CP} ${LIBC_SRCTOP}/quad/quad.h ${.ALLSRC} ${DESTDIR}/sys/libkern libkern.${LIBC_ARCH}:: ${KMSRCS} .if defined(KMSRCS) && !empty(KMSRCS) ${CP} ${.ALLSRC} ${DESTDIR}/sys/libkern/${LIBC_ARCH} .endif HAS_TESTS= SUBDIR.${MK_TESTS}+= tests .include .if (${LIBC_ARCH} == amd64 || ${LIBC_ARCH} == i386) && \ ${.TARGETS:Mall} == all && \ defined(LINKER_FEATURES) && ${LINKER_FEATURES:Mifunc} == "" .error ${LIBC_ARCH} libc requires linker ifunc support .endif .if !defined(_SKIP_BUILD) # We need libutil.h, get it directly to avoid # recording a build dependency CFLAGS+= -I${SRCTOP}/lib/libutil # Same issue with libm MSUN_ARCH_SUBDIR != ${MAKE} -B -C ${SRCTOP}/lib/msun -V ARCH_SUBDIR # unfortunately msun/src contains both private and public headers CFLAGS+= -I${SRCTOP}/lib/msun/${MSUN_ARCH_SUBDIR} .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" CFLAGS+= -I${SRCTOP}/lib/msun/x86 .endif CFLAGS+= -I${SRCTOP}/lib/msun/src # and we do not want to record a dependency on msun .if ${.MAKE.LEVEL} > 0 GENDIRDEPS_FILTER+= N${RELDIR:H}/msun .endif .endif # Disable warnings in contributed sources. CWARNFLAGS:= ${.IMPSRC:Ngdtoa_*.c:C/^.+$/${CWARNFLAGS}/:C/^$/-w/} # Disable stack protection for SSP symbols. SSP_CFLAGS:= ${.IMPSRC:N*/stack_protector.c:C/^.+$/${SSP_CFLAGS}/} # Generate stack unwinding tables for cancellation points CANCELPOINTS_CFLAGS:= ${.IMPSRC:Mcancelpoints_*:C/^.+$/${CANCELPOINTS_CFLAGS}/:C/^$//} Index: stable/12/lib/libc/amd64/gen/Makefile.inc =================================================================== --- stable/12/lib/libc/amd64/gen/Makefile.inc (revision 344462) +++ stable/12/lib/libc/amd64/gen/Makefile.inc (revision 344463) @@ -1,8 +1,8 @@ # @(#)Makefile.inc 8.1 (Berkeley) 6/4/93 # $FreeBSD$ SRCS+= _setjmp.S _set_tp.c rfork_thread.S setjmp.S sigsetjmp.S \ - fabs.S \ + fabs.S getcontextx.c \ infinity.c ldexp.c makecontext.c signalcontext.c \ flt_rounds.c fpgetmask.c fpsetmask.c fpgetprec.c fpsetprec.c \ fpgetround.c fpsetround.c fpgetsticky.c Index: stable/12/lib/libc/amd64/gen/getcontextx.c =================================================================== --- stable/12/lib/libc/amd64/gen/getcontextx.c (nonexistent) +++ stable/12/lib/libc/amd64/gen/getcontextx.c (revision 344463) @@ -0,0 +1,113 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2011 Konstantin Belousov + * All rights reserved. + * + * 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 ``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 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static int xstate_sz = -1; + +int +__getcontextx_size(void) +{ + u_int p[4]; + + if (xstate_sz == -1) { + do_cpuid(1, p); + if ((p[2] & CPUID2_OSXSAVE) != 0) { + cpuid_count(0xd, 0x0, p); + xstate_sz = p[1] - sizeof(struct savefpu); + } else + xstate_sz = 0; + } + + return (sizeof(ucontext_t) + xstate_sz); +} + +int +__fillcontextx2(char *ctx) +{ + struct amd64_get_xfpustate xfpu; + ucontext_t *ucp; + + ucp = (ucontext_t *)ctx; + if (xstate_sz != 0) { + xfpu.addr = (char *)(ucp + 1); + xfpu.len = xstate_sz; + if (sysarch(AMD64_GET_XFPUSTATE, &xfpu) == -1) + return (-1); + ucp->uc_mcontext.mc_xfpustate = (__register_t)xfpu.addr; + ucp->uc_mcontext.mc_xfpustate_len = xstate_sz; + ucp->uc_mcontext.mc_flags |= _MC_HASFPXSTATE; + } else { + ucp->uc_mcontext.mc_xfpustate = 0; + ucp->uc_mcontext.mc_xfpustate_len = 0; + } + return (0); +} + +int +__fillcontextx(char *ctx) +{ + ucontext_t *ucp; + + ucp = (ucontext_t *)ctx; + if (getcontext(ucp) == -1) + return (-1); + __fillcontextx2(ctx); + return (0); +} + +__weak_reference(__getcontextx, getcontextx); + +ucontext_t * +__getcontextx(void) +{ + char *ctx; + int error; + + ctx = malloc(__getcontextx_size()); + if (ctx == NULL) + return (NULL); + if (__fillcontextx(ctx) == -1) { + error = errno; + free(ctx); + errno = error; + return (NULL); + } + return ((ucontext_t *)ctx); +} Property changes on: stable/12/lib/libc/amd64/gen/getcontextx.c ___________________________________________________________________ Added: svn:keywords ## -0,0 +1 ## +FreeBSD=%H \ No newline at end of property Index: stable/12/lib/libc/i386/gen/Makefile.inc =================================================================== --- stable/12/lib/libc/i386/gen/Makefile.inc (revision 344462) +++ stable/12/lib/libc/i386/gen/Makefile.inc (revision 344463) @@ -1,6 +1,6 @@ # @(#)Makefile.inc 8.1 (Berkeley) 6/4/93 # $FreeBSD$ SRCS+= _ctx_start.S _setjmp.S _set_tp.c fabs.S \ - flt_rounds.c infinity.c ldexp.c makecontext.c \ + flt_rounds.c getcontextx.c infinity.c ldexp.c makecontext.c \ rfork_thread.S setjmp.S signalcontext.c sigsetjmp.S Index: stable/12/lib/libc/i386/gen/getcontextx.c =================================================================== --- stable/12/lib/libc/i386/gen/getcontextx.c (nonexistent) +++ stable/12/lib/libc/i386/gen/getcontextx.c (revision 344463) @@ -0,0 +1,145 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2011 Konstantin Belousov + * All rights reserved. + * + * 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 ``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 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include +#include + +static int xstate_sz = -1; + +int +__getcontextx_size(void) +{ + u_int p[4]; + int cpuid_supported; + + if (xstate_sz == -1) { + __asm __volatile( + " pushfl\n" + " popl %%eax\n" + " movl %%eax,%%ecx\n" + " xorl $0x200000,%%eax\n" + " pushl %%eax\n" + " popfl\n" + " pushfl\n" + " popl %%eax\n" + " xorl %%eax,%%ecx\n" + " je 1f\n" + " movl $1,%0\n" + " jmp 2f\n" + "1: movl $0,%0\n" + "2:\n" + : "=r" (cpuid_supported) : : "eax", "ecx"); + if (cpuid_supported) { + __asm __volatile( + " pushl %%ebx\n" + " cpuid\n" + " movl %%ebx,%1\n" + " popl %%ebx\n" + : "=a" (p[0]), "=r" (p[1]), "=c" (p[2]), "=d" (p[3]) + : "0" (0x1)); + if ((p[2] & CPUID2_OSXSAVE) != 0) { + __asm __volatile( + " pushl %%ebx\n" + " cpuid\n" + " movl %%ebx,%1\n" + " popl %%ebx\n" + : "=a" (p[0]), "=r" (p[1]), "=c" (p[2]), + "=d" (p[3]) + : "0" (0xd), "2" (0x0)); + xstate_sz = p[1] - sizeof(struct savexmm); + } else + xstate_sz = 0; + } else + xstate_sz = 0; + } + + return (sizeof(ucontext_t) + xstate_sz); +} + +int +__fillcontextx2(char *ctx) +{ + struct i386_get_xfpustate xfpu; + ucontext_t *ucp; + + ucp = (ucontext_t *)ctx; + if (xstate_sz != 0) { + xfpu.addr = (char *)(ucp + 1); + xfpu.len = xstate_sz; + if (sysarch(I386_GET_XFPUSTATE, &xfpu) == -1) + return (-1); + ucp->uc_mcontext.mc_xfpustate = (__register_t)xfpu.addr; + ucp->uc_mcontext.mc_xfpustate_len = xstate_sz; + ucp->uc_mcontext.mc_flags |= _MC_HASFPXSTATE; + } else { + ucp->uc_mcontext.mc_xfpustate = 0; + ucp->uc_mcontext.mc_xfpustate_len = 0; + } + return (0); +} + +int +__fillcontextx(char *ctx) +{ + ucontext_t *ucp; + + ucp = (ucontext_t *)ctx; + if (getcontext(ucp) == -1) + return (-1); + __fillcontextx2(ctx); + return (0); +} + +__weak_reference(__getcontextx, getcontextx); + +ucontext_t * +__getcontextx(void) +{ + char *ctx; + int error; + + ctx = malloc(__getcontextx_size()); + if (ctx == NULL) + return (NULL); + if (__fillcontextx(ctx) == -1) { + error = errno; + free(ctx); + errno = error; + return (NULL); + } + return ((ucontext_t *)ctx); +} Property changes on: stable/12/lib/libc/i386/gen/getcontextx.c ___________________________________________________________________ Added: svn:keywords ## -0,0 +1 ## +FreeBSD=%H \ No newline at end of property Index: stable/12/lib/libc/x86/gen/getcontextx.c =================================================================== --- stable/12/lib/libc/x86/gen/getcontextx.c (revision 344462) +++ stable/12/lib/libc/x86/gen/getcontextx.c (nonexistent) @@ -1,140 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause-FreeBSD - * - * Copyright (c) 2011 Konstantin Belousov - * All rights reserved. - * - * 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 ``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 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 -__FBSDID("$FreeBSD$"); - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#if defined __i386__ -#define X86_GET_XFPUSTATE I386_GET_XFPUSTATE -typedef struct savexmm savex86_t ; -typedef struct i386_get_xfpustate x86_get_xfpustate_t; -#elif defined __amd64__ -#define X86_GET_XFPUSTATE AMD64_GET_XFPUSTATE -typedef struct savefpu savex86_t; -typedef struct amd64_get_xfpustate x86_get_xfpustate_t; -#else -#error "Wrong arch" -#endif - -static int xstate_sz = 0; - -static int -__getcontextx_size_xfpu(void) -{ - - return (sizeof(ucontext_t) + xstate_sz); -} - -DEFINE_UIFUNC(, int, __getcontextx_size, (void), static) -{ - u_int p[4]; - - if ((cpu_feature2 & CPUID2_OSXSAVE) != 0) { - cpuid_count(0xd, 0x0, p); - xstate_sz = p[1] - sizeof(savex86_t); - } - return (__getcontextx_size_xfpu); -} - -static int -__fillcontextx2_xfpu(char *ctx) -{ - x86_get_xfpustate_t xfpu; - ucontext_t *ucp; - - ucp = (ucontext_t *)ctx; - xfpu.addr = (char *)(ucp + 1); - xfpu.len = xstate_sz; - if (sysarch(X86_GET_XFPUSTATE, &xfpu) == -1) - return (-1); - ucp->uc_mcontext.mc_xfpustate = (__register_t)xfpu.addr; - ucp->uc_mcontext.mc_xfpustate_len = xstate_sz; - ucp->uc_mcontext.mc_flags |= _MC_HASFPXSTATE; - return (0); -} - -static int -__fillcontextx2_noxfpu(char *ctx) -{ - ucontext_t *ucp; - - ucp = (ucontext_t *)ctx; - ucp->uc_mcontext.mc_xfpustate = 0; - ucp->uc_mcontext.mc_xfpustate_len = 0; - return (0); -} - -DEFINE_UIFUNC(, int, __fillcontextx2, (char *), static) -{ - - return ((cpu_feature2 & CPUID2_OSXSAVE) != 0 ? __fillcontextx2_xfpu : - __fillcontextx2_noxfpu); -} - -int -__fillcontextx(char *ctx) -{ - ucontext_t *ucp; - - ucp = (ucontext_t *)ctx; - if (getcontext(ucp) == -1) - return (-1); - __fillcontextx2(ctx); - return (0); -} - -__weak_reference(__getcontextx, getcontextx); - -ucontext_t * -__getcontextx(void) -{ - char *ctx; - int error; - - ctx = malloc(__getcontextx_size()); - if (ctx == NULL) - return (NULL); - if (__fillcontextx(ctx) == -1) { - error = errno; - free(ctx); - errno = error; - return (NULL); - } - return ((ucontext_t *)ctx); -} Property changes on: stable/12/lib/libc/x86/gen/getcontextx.c ___________________________________________________________________ Deleted: svn:keywords ## -1 +0,0 ## -FreeBSD=%H \ No newline at end of property Index: stable/12/lib/libc/x86/gen/Makefile.inc =================================================================== --- stable/12/lib/libc/x86/gen/Makefile.inc (revision 344462) +++ stable/12/lib/libc/x86/gen/Makefile.inc (nonexistent) @@ -1,6 +0,0 @@ -# $FreeBSD$ - -.PATH: ${LIBC_SRCTOP}/x86/gen - -SRCS+= \ - getcontextx.c Property changes on: stable/12/lib/libc/x86/gen/Makefile.inc ___________________________________________________________________ Deleted: svn:eol-style ## -1 +0,0 ## -native \ No newline at end of property Deleted: svn:keywords ## -1 +0,0 ## -FreeBSD=%H \ No newline at end of property Deleted: svn:mime-type ## -1 +0,0 ## -text/plain \ No newline at end of property Index: stable/12 =================================================================== --- stable/12 (revision 344462) +++ stable/12 (revision 344463) Property changes on: stable/12 ___________________________________________________________________ Modified: svn:mergeinfo ## -0,1 +0,0 ## Reverse-merged /head:r344120