diff options
Diffstat (limited to 'lib/libc/amd64')
-rw-r--r-- | lib/libc/amd64/SYS.h | 65 | ||||
-rw-r--r-- | lib/libc/amd64/gen/Makefile.inc | 6 | ||||
-rw-r--r-- | lib/libc/amd64/gen/_setjmp.S | 83 | ||||
-rw-r--r-- | lib/libc/amd64/gen/frexp.c | 67 | ||||
-rw-r--r-- | lib/libc/amd64/gen/infinity.c | 11 | ||||
-rw-r--r-- | lib/libc/amd64/gen/isinf.c | 68 | ||||
-rw-r--r-- | lib/libc/amd64/gen/ldexp.c | 74 | ||||
-rw-r--r-- | lib/libc/amd64/gen/setjmp.S | 103 | ||||
-rw-r--r-- | lib/libc/amd64/gen/sigsetjmp.S | 114 | ||||
-rw-r--r-- | lib/libc/amd64/net/Makefile.inc | 4 | ||||
-rw-r--r-- | lib/libc/amd64/net/htonl.S | 52 | ||||
-rw-r--r-- | lib/libc/amd64/net/htons.S | 50 | ||||
-rw-r--r-- | lib/libc/amd64/net/ntohl.S | 52 | ||||
-rw-r--r-- | lib/libc/amd64/net/ntohs.S | 52 | ||||
-rw-r--r-- | lib/libc/amd64/sys/Makefile.inc | 26 | ||||
-rw-r--r-- | lib/libc/amd64/sys/brk.S | 90 | ||||
-rw-r--r-- | lib/libc/amd64/sys/cerror.S | 69 | ||||
-rw-r--r-- | lib/libc/amd64/sys/exect.S | 55 | ||||
-rw-r--r-- | lib/libc/amd64/sys/pipe.S | 50 | ||||
-rw-r--r-- | lib/libc/amd64/sys/ptrace.S | 61 | ||||
-rw-r--r-- | lib/libc/amd64/sys/reboot.S | 46 | ||||
-rw-r--r-- | lib/libc/amd64/sys/sbrk.S | 94 | ||||
-rw-r--r-- | lib/libc/amd64/sys/setlogin.S | 58 | ||||
-rw-r--r-- | lib/libc/amd64/sys/sigreturn.S | 50 | ||||
-rw-r--r-- | lib/libc/amd64/sys/vfork.S | 58 |
25 files changed, 1458 insertions, 0 deletions
diff --git a/lib/libc/amd64/SYS.h b/lib/libc/amd64/SYS.h new file mode 100644 index 0000000..5a636f8 --- /dev/null +++ b/lib/libc/amd64/SYS.h @@ -0,0 +1,65 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + * + * @(#)SYS.h 5.5 (Berkeley) 5/7/91 + * $FreeBSD$ + */ + +#include <sys/syscall.h> +#include <machine/asm.h> + +#define SYSCALL(x) 2: PIC_PROLOGUE; jmp PIC_PLT(HIDENAME(cerror)); \ + ENTRY(__CONCAT(__sys_,x)); \ + .weak CNAME(x); \ + .set CNAME(x),CNAME(__CONCAT(__sys_,x)); \ + .weak CNAME(__CONCAT(_,x)); \ + .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \ + mov __CONCAT($SYS_,x),%eax; KERNCALL; jb 2b + +#define RSYSCALL(x) SYSCALL(x); ret + +#define PSEUDO(x) ENTRY(__CONCAT(__sys_,x)); \ + .weak CNAME(__CONCAT(_,x)); \ + .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \ + mov __CONCAT($SYS_,x),%eax; KERNCALL; ret + +/* gas messes up offset -- although we don't currently need it, do for BCS */ +#define LCALL(x,y) .byte 0x9a ; .long y; .word x + +#ifdef __ELF__ +#define KERNCALL int $0x80 /* Faster */ +#else +#define KERNCALL LCALL(7,0) /* The old way */ +#endif diff --git a/lib/libc/amd64/gen/Makefile.inc b/lib/libc/amd64/gen/Makefile.inc new file mode 100644 index 0000000..46fada9 --- /dev/null +++ b/lib/libc/amd64/gen/Makefile.inc @@ -0,0 +1,6 @@ +# @(#)Makefile.inc 8.1 (Berkeley) 6/4/93 +# $FreeBSD$ + +SRCS+= _ctx_start.S _setjmp.S alloca.S getcontext.S fabs.S frexp.c \ + infinity.c isinf.c ldexp.c makecontext.c modf.S \ + rfork_thread.S setjmp.S sigsetjmp.S swapcontext.c diff --git a/lib/libc/amd64/gen/_setjmp.S b/lib/libc/amd64/gen/_setjmp.S new file mode 100644 index 0000000..d2b7b6e --- /dev/null +++ b/lib/libc/amd64/gen/_setjmp.S @@ -0,0 +1,83 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)_setjmp.s 5.1 (Berkeley) 4/23/90" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* + * C library -- _setjmp, _longjmp + * + * _longjmp(a,v) + * will generate a "return(v)" from the last call to + * _setjmp(a) + * by restoring registers from the environment 'a'. + * The previous signal state is NOT restored. + */ + +ENTRY(_setjmp) + movl 4(%esp),%eax + movl 0(%esp),%edx + movl %edx, 0(%eax) /* rta */ + movl %ebx, 4(%eax) + movl %esp, 8(%eax) + movl %ebp,12(%eax) + movl %esi,16(%eax) + movl %edi,20(%eax) + fnstcw 24(%eax) + xorl %eax,%eax + ret + + .weak CNAME(_longjmp) + .set CNAME(_longjmp),CNAME(___longjmp) +ENTRY(___longjmp) + movl 4(%esp),%edx + movl 8(%esp),%eax + movl 0(%edx),%ecx + movl 4(%edx),%ebx + movl 8(%edx),%esp + movl 12(%edx),%ebp + movl 16(%edx),%esi + movl 20(%edx),%edi + fninit + fldcw 24(%edx) + testl %eax,%eax + jnz 1f + incl %eax +1: movl %ecx,0(%esp) + ret diff --git a/lib/libc/amd64/gen/frexp.c b/lib/libc/amd64/gen/frexp.c new file mode 100644 index 0000000..37f6a57 --- /dev/null +++ b/lib/libc/amd64/gen/frexp.c @@ -0,0 +1,67 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)frexp.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/types.h> +#include <math.h> + +double +frexp(value, eptr) + double value; + int *eptr; +{ + union { + double v; + struct { + u_int u_mant2 : 32; + u_int u_mant1 : 20; + u_int u_exp : 11; + u_int u_sign : 1; + } s; + } u; + + if (value) { + u.v = value; + *eptr = u.s.u_exp - 1022; + u.s.u_exp = 1022; + return(u.v); + } else { + *eptr = 0; + return((double)0); + } +} diff --git a/lib/libc/amd64/gen/infinity.c b/lib/libc/amd64/gen/infinity.c new file mode 100644 index 0000000..966a06e --- /dev/null +++ b/lib/libc/amd64/gen/infinity.c @@ -0,0 +1,11 @@ +/* + * infinity.c + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <math.h> + +/* bytes for +Infinity on a 387 */ +char __infinity[] = { 0, 0, 0, 0, 0, 0, 0xf0, 0x7f }; diff --git a/lib/libc/amd64/gen/isinf.c b/lib/libc/amd64/gen/isinf.c new file mode 100644 index 0000000..e735cd4 --- /dev/null +++ b/lib/libc/amd64/gen/isinf.c @@ -0,0 +1,68 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)isinf.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/types.h> + +int +isnan(d) + double d; +{ + register struct IEEEdp { + u_int manl : 32; + u_int manh : 20; + u_int exp : 11; + u_int sign : 1; + } *p = (struct IEEEdp *)&d; + + return(p->exp == 2047 && (p->manh || p->manl)); +} + +int +isinf(d) + double d; +{ + register struct IEEEdp { + u_int manl : 32; + u_int manh : 20; + u_int exp : 11; + u_int sign : 1; + } *p = (struct IEEEdp *)&d; + + return(p->exp == 2047 && !p->manh && !p->manl); +} diff --git a/lib/libc/amd64/gen/ldexp.c b/lib/libc/amd64/gen/ldexp.c new file mode 100644 index 0000000..65c2748 --- /dev/null +++ b/lib/libc/amd64/gen/ldexp.c @@ -0,0 +1,74 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Sean Eric Fagan. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)ldexp.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +/* + * ldexp(value, exp): return value * (2 ** exp). + * + * Written by Sean Eric Fagan (sef@kithrup.COM) + * Sun Mar 11 20:27:09 PST 1990 + */ + +/* + * We do the conversion in C to let gcc optimize it away, if possible. + * The "fxch ; fstp" stuff is because value is still on the stack + * (stupid 8087!). + */ +double +ldexp (double value, int exp) +{ + double temp, texp, temp2; + texp = exp; +#ifdef __GNUC__ +#if __GNUC__ >= 2 + asm ("fscale " + : "=u" (temp2), "=t" (temp) + : "0" (texp), "1" (value)); +#else + asm ("fscale ; fxch %%st(1) ; fstp%L1 %1 " + : "=f" (temp), "=0" (temp2) + : "0" (texp), "f" (value)); +#endif +#else +error unknown asm +#endif + return (temp); +} diff --git a/lib/libc/amd64/gen/setjmp.S b/lib/libc/amd64/gen/setjmp.S new file mode 100644 index 0000000..f64c77f --- /dev/null +++ b/lib/libc/amd64/gen/setjmp.S @@ -0,0 +1,103 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)setjmp.s 5.1 (Berkeley) 4/23/90" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* + * C library -- _setjmp, _longjmp + * + * longjmp(a,v) + * will generate a "return(v)" from the last call to + * setjmp(a) + * by restoring registers from the environment 'a'. + * The previous signal state is restored. + */ + +#include "SYS.h" + +ENTRY(setjmp) + movl 4(%esp),%ecx + PIC_PROLOGUE + leal 28(%ecx), %eax + pushl %eax /* (sigset_t*)oset */ + pushl $0 /* (sigset_t*)set */ + pushl $1 /* SIG_BLOCK */ + call PIC_PLT(CNAME(_sigprocmask)) + addl $12,%esp + PIC_EPILOGUE + movl 4(%esp),%ecx + movl 0(%esp),%edx + movl %edx, 0(%ecx) + movl %ebx, 4(%ecx) + movl %esp, 8(%ecx) + movl %ebp,12(%ecx) + movl %esi,16(%ecx) + movl %edi,20(%ecx) + fnstcw 24(%ecx) + xorl %eax,%eax + ret + + .weak CNAME(longjmp) + .set CNAME(longjmp),CNAME(__longjmp) +ENTRY(__longjmp) + movl 4(%esp),%edx + PIC_PROLOGUE + pushl $0 /* (sigset_t*)oset */ + leal 28(%edx), %eax + pushl %eax /* (sigset_t*)set */ + pushl $3 /* SIG_SETMASK */ + call PIC_PLT(CNAME(_sigprocmask)) + addl $12,%esp + PIC_EPILOGUE + movl 4(%esp),%edx + movl 8(%esp),%eax + movl 0(%edx),%ecx + movl 4(%edx),%ebx + movl 8(%edx),%esp + movl 12(%edx),%ebp + movl 16(%edx),%esi + movl 20(%edx),%edi + fninit + fldcw 24(%edx) + testl %eax,%eax + jnz 1f + incl %eax +1: movl %ecx,0(%esp) + ret diff --git a/lib/libc/amd64/gen/sigsetjmp.S b/lib/libc/amd64/gen/sigsetjmp.S new file mode 100644 index 0000000..09b512d --- /dev/null +++ b/lib/libc/amd64/gen/sigsetjmp.S @@ -0,0 +1,114 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + * + * @(#)setjmp.s 5.1 (Berkeley) 4/23/90" + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .text + .asciz "$Id: sigsetjmp.S,v 1.1 1993/12/05 13:01:05 ats Exp $" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + +/*- + * TODO: + * Rename sigsetjmp to __sigsetjmp and siglongjmp to __siglongjmp, + * remove the other *jmp functions and define everything in terms + * of the renamed functions. This requires compiler support for + * the renamed functions (introduced in gcc-2.5.3; previous versions + * only supported *jmp with 0 or 1 leading underscores). + * + * Restore _all_ the registers and the signal mask atomically. Can + * use sigreturn() if sigreturn() works. + */ + +ENTRY(sigsetjmp) + movl 8(%esp),%eax + movl 4(%esp),%ecx + movl %eax,44(%ecx) + testl %eax,%eax + jz 2f + PIC_PROLOGUE + leal 28(%ecx), %eax + pushl %eax /* (sigset_t*)oset */ + pushl $0 /* (sigset_t*)set */ + pushl $1 /* SIG_BLOCK */ + call PIC_PLT(CNAME(_sigprocmask)) + addl $12,%esp + PIC_EPILOGUE + movl 4(%esp),%ecx +2: movl 0(%esp),%edx + movl %edx, 0(%ecx) + movl %ebx, 4(%ecx) + movl %esp, 8(%ecx) + movl %ebp,12(%ecx) + movl %esi,16(%ecx) + movl %edi,20(%ecx) + fnstcw 24(%ecx) + xorl %eax,%eax + ret + + .weak CNAME(siglongjmp); + .set CNAME(siglongjmp),CNAME(__siglongjmp); +ENTRY(__siglongjmp); + movl 4(%esp),%edx + cmpl $0,44(%edx) + jz 2f + PIC_PROLOGUE + pushl $0 /* (sigset_t*)oset */ + leal 28(%edx), %eax + pushl %eax /* (sigset_t*)set */ + pushl $3 /* SIG_SETMASK */ + call PIC_PLT(CNAME(_sigprocmask)) + addl $12,%esp + PIC_EPILOGUE + movl 4(%esp),%edx +2: movl 8(%esp),%eax + movl 0(%edx),%ecx + movl 4(%edx),%ebx + movl 8(%edx),%esp + movl 12(%edx),%ebp + movl 16(%edx),%esi + movl 20(%edx),%edi + fninit + fldcw 24(%edx) + testl %eax,%eax + jnz 1f + incl %eax +1: movl %ecx,0(%esp) + ret diff --git a/lib/libc/amd64/net/Makefile.inc b/lib/libc/amd64/net/Makefile.inc new file mode 100644 index 0000000..96e559b --- /dev/null +++ b/lib/libc/amd64/net/Makefile.inc @@ -0,0 +1,4 @@ +# @(#)Makefile.inc 8.1 (Berkeley) 6/4/93 +# $FreeBSD$ + +SRCS+= htonl.S htons.S ntohl.S ntohs.S diff --git a/lib/libc/amd64/net/htonl.S b/lib/libc/amd64/net/htonl.S new file mode 100644 index 0000000..da74ed6 --- /dev/null +++ b/lib/libc/amd64/net/htonl.S @@ -0,0 +1,52 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)htonl.s 5.3 (Berkeley) 12/17/90" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* netorder = htonl(hostorder) */ + + .weak CNAME(htonl) + .set CNAME(htonl),CNAME(__htonl) +ENTRY(__htonl) + movl 4(%esp),%eax + xchgb %al,%ah + roll $16,%eax + xchgb %al,%ah + ret diff --git a/lib/libc/amd64/net/htons.S b/lib/libc/amd64/net/htons.S new file mode 100644 index 0000000..d5d63fc --- /dev/null +++ b/lib/libc/amd64/net/htons.S @@ -0,0 +1,50 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)htons.s 5.2 (Berkeley) 12/17/90" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* netorder = htons(hostorder) */ + + .weak CNAME(htons) + .set CNAME(htons),CNAME(__htons) +ENTRY(__htons) + movzwl 4(%esp),%eax + xchgb %al,%ah + ret diff --git a/lib/libc/amd64/net/ntohl.S b/lib/libc/amd64/net/ntohl.S new file mode 100644 index 0000000..15e2d6e --- /dev/null +++ b/lib/libc/amd64/net/ntohl.S @@ -0,0 +1,52 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)ntohl.s 5.2 (Berkeley) 12/17/90" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* hostorder = ntohl(netorder) */ + + .weak CNAME(ntohl) + .set CNAME(ntohl),CNAME(__ntohl) +ENTRY(__ntohl) + movl 4(%esp),%eax + xchgb %al,%ah + roll $16,%eax + xchgb %al,%ah + ret diff --git a/lib/libc/amd64/net/ntohs.S b/lib/libc/amd64/net/ntohs.S new file mode 100644 index 0000000..eb0668c --- /dev/null +++ b/lib/libc/amd64/net/ntohs.S @@ -0,0 +1,52 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)ntohs.s 5.2 (Berkeley) 12/17/90" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +/* hostorder = ntohs(netorder) */ + +#include <machine/asm.h> + + .weak CNAME(ntohs) + .set CNAME(ntohs),CNAME(__ntohs) +ENTRY(__ntohs) + movzwl 4(%esp),%eax + xchgb %al,%ah + ret diff --git a/lib/libc/amd64/sys/Makefile.inc b/lib/libc/amd64/sys/Makefile.inc new file mode 100644 index 0000000..c25b10e --- /dev/null +++ b/lib/libc/amd64/sys/Makefile.inc @@ -0,0 +1,26 @@ +# from: Makefile.inc,v 1.1 1993/09/03 19:04:23 jtc Exp +# $FreeBSD$ + +SRCS+= i386_clr_watch.c i386_get_ioperm.c i386_get_ldt.c i386_set_ioperm.c \ + i386_set_ldt.c i386_set_watch.c i386_vm86.c + +MDASM= Ovfork.S brk.S cerror.S exect.S pipe.S ptrace.S reboot.S sbrk.S \ + setlogin.S sigreturn.S syscall.S + +# Don't generate default code for these syscalls: +NOASM= __semctl.o break.o exit.o ftruncate.o getdomainname.o getlogin.o \ + lseek.o mlockall.o mmap.o msgctl.o msgget.o msgrcv.o msgsnd.o \ + munlockall.o openbsd_poll.o pread.o pwrite.o semconfig.o semget.o \ + semop.o setdomainname.o shmat.o shmctl.o shmdt.o shmget.o sstk.o \ + truncate.o uname.o vfork.o yield.o + +PSEUDO= _getlogin.o _exit.o + +.if ${LIB} == "c" +MAN+= i386_get_ioperm.2 i386_get_ldt.2 i386_vm86.2 +MAN+= i386_set_watch.3 + +MLINKS+=i386_get_ioperm.2 i386_set_ioperm.2 +MLINKS+=i386_get_ldt.2 i386_set_ldt.2 +MLINKS+=i386_set_watch.3 i386_clr_watch.3 +.endif diff --git a/lib/libc/amd64/sys/brk.S b/lib/libc/amd64/sys/brk.S new file mode 100644 index 0000000..61f6cbe --- /dev/null +++ b/lib/libc/amd64/sys/brk.S @@ -0,0 +1,90 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)brk.s 5.2 (Berkeley) 12/17/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + + .globl HIDENAME(curbrk) + .globl HIDENAME(minbrk) +ENTRY(_brk) + jmp ok + +ENTRY(brk) +#ifdef PIC + movl 4(%esp),%eax + PIC_PROLOGUE + movl PIC_GOT(HIDENAME(curbrk)),%edx # set up GOT addressing + movl PIC_GOT(HIDENAME(minbrk)),%ecx # + PIC_EPILOGUE + cmpl %eax,(%ecx) + jbe ok + movl (%ecx),%eax + movl %eax,4(%esp) +ok: + mov $SYS_break,%eax + KERNCALL + jb err + movl 4(%esp),%eax + movl %eax,(%edx) + movl $0,%eax + ret +err: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) + +#else + + movl 4(%esp),%eax + cmpl %eax,HIDENAME(minbrk) + jbe ok + movl HIDENAME(minbrk),%eax + movl %eax,4(%esp) +ok: + mov $SYS_break,%eax + KERNCALL + jb err + movl 4(%esp),%eax + movl %eax,HIDENAME(curbrk) + movl $0,%eax + ret +err: + jmp HIDENAME(cerror) +#endif diff --git a/lib/libc/amd64/sys/cerror.S b/lib/libc/amd64/sys/cerror.S new file mode 100644 index 0000000..1d625be --- /dev/null +++ b/lib/libc/amd64/sys/cerror.S @@ -0,0 +1,69 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)cerror.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + + .globl HIDENAME(cerror) + + /* + * The __error() function is thread aware. For non-threaded + * programs and the initial threaded in threaded programs, + * it returns a pointer to the global errno variable. + */ + .globl CNAME(__error) + .type CNAME(__error),@function +HIDENAME(cerror): + pushl %eax +#ifdef PIC + /* The caller must execute the PIC prologue before jumping to cerror. */ + call PIC_PLT(CNAME(__error)) + popl %ecx + PIC_EPILOGUE +#else + call CNAME(__error) + popl %ecx +#endif + movl %ecx,(%eax) + movl $-1,%eax + movl $-1,%edx + ret + diff --git a/lib/libc/amd64/sys/exect.S b/lib/libc/amd64/sys/exect.S new file mode 100644 index 0000000..5848e61 --- /dev/null +++ b/lib/libc/amd64/sys/exect.S @@ -0,0 +1,55 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)exect.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" +#include <machine/psl.h> + +ENTRY(exect) + mov $SYS_execve,%eax + pushf + popl %edx + orl $ PSL_T,%edx + pushl %edx + popf + KERNCALL + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) /* exect(file, argv, env); */ diff --git a/lib/libc/amd64/sys/pipe.S b/lib/libc/amd64/sys/pipe.S new file mode 100644 index 0000000..99a7ff0 --- /dev/null +++ b/lib/libc/amd64/sys/pipe.S @@ -0,0 +1,50 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)pipe.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + +SYSCALL(pipe) + movl 4(%esp),%ecx + movl %eax,(%ecx) + movl %edx,4(%ecx) + movl $0,%eax + ret diff --git a/lib/libc/amd64/sys/ptrace.S b/lib/libc/amd64/sys/ptrace.S new file mode 100644 index 0000000..71ce5c7 --- /dev/null +++ b/lib/libc/amd64/sys/ptrace.S @@ -0,0 +1,61 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)ptrace.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + +ENTRY(ptrace) + xorl %eax,%eax +#ifdef PIC + PIC_PROLOGUE + movl PIC_GOT(CNAME(errno)),%edx + movl %eax,(%edx) + PIC_EPILOGUE +#else + movl %eax,CNAME(errno) +#endif + mov $SYS_ptrace,%eax + KERNCALL + jb err + ret +err: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) diff --git a/lib/libc/amd64/sys/reboot.S b/lib/libc/amd64/sys/reboot.S new file mode 100644 index 0000000..80e3d36 --- /dev/null +++ b/lib/libc/amd64/sys/reboot.S @@ -0,0 +1,46 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)reboot.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + +SYSCALL(reboot) + iret diff --git a/lib/libc/amd64/sys/sbrk.S b/lib/libc/amd64/sys/sbrk.S new file mode 100644 index 0000000..dffb7ea --- /dev/null +++ b/lib/libc/amd64/sys/sbrk.S @@ -0,0 +1,94 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)sbrk.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + + .globl CNAME(end) + .globl HIDENAME(minbrk) + .globl HIDENAME(curbrk) + + .data +HIDENAME(minbrk): .long CNAME(end) +HIDENAME(curbrk): .long CNAME(end) + .text + +ENTRY(sbrk) +#ifdef PIC + movl 4(%esp),%ecx + PIC_PROLOGUE + movl PIC_GOT(HIDENAME(curbrk)),%edx + movl (%edx),%eax + PIC_EPILOGUE + testl %ecx,%ecx + jz back + addl %eax,4(%esp) + mov $SYS_break,%eax + KERNCALL + jb err + PIC_PROLOGUE + movl PIC_GOT(HIDENAME(curbrk)),%edx + movl (%edx),%eax + addl %ecx,(%edx) + PIC_EPILOGUE +back: + ret +err: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) + +#else /* !PIC */ + + movl 4(%esp),%ecx + movl HIDENAME(curbrk),%eax + testl %ecx,%ecx + jz back + addl %eax,4(%esp) + mov $SYS_break,%eax + KERNCALL + jb err + movl HIDENAME(curbrk),%eax + addl %ecx,HIDENAME(curbrk) +back: + ret +err: + jmp HIDENAME(cerror) +#endif /* PIC */ diff --git a/lib/libc/amd64/sys/setlogin.S b/lib/libc/amd64/sys/setlogin.S new file mode 100644 index 0000000..013dc7e --- /dev/null +++ b/lib/libc/amd64/sys/setlogin.S @@ -0,0 +1,58 @@ +/*- + * Copyright (c) 1991 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)setlogin.s 5.2 (Berkeley) 4/12/91" +#endif /* LIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + +.globl CNAME(_logname_valid) /* in _getlogin() */ + +SYSCALL(setlogin) +#ifdef PIC + PIC_PROLOGUE + pushl %eax + movl PIC_GOT(CNAME(_logname_valid)),%eax + movl $0,(%eax) + popl %eax + PIC_EPILOGUE +#else + movl $0,CNAME(_logname_valid) +#endif + ret /* setlogin(name) */ diff --git a/lib/libc/amd64/sys/sigreturn.S b/lib/libc/amd64/sys/sigreturn.S new file mode 100644 index 0000000..2556ab9 --- /dev/null +++ b/lib/libc/amd64/sys/sigreturn.S @@ -0,0 +1,50 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)sigreturn.s 5.2 (Berkeley) 12/17/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + +/* + * NOTE: If the profiling ENTRY() code ever changes any registers, they + * must be saved. On FreeBSD, this is not the case. + */ + +RSYSCALL(sigreturn) diff --git a/lib/libc/amd64/sys/vfork.S b/lib/libc/amd64/sys/vfork.S new file mode 100644 index 0000000..20ece5e --- /dev/null +++ b/lib/libc/amd64/sys/vfork.S @@ -0,0 +1,58 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)Ovfork.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include <machine/asm.h> +__FBSDID("$FreeBSD$"); + +#include "SYS.h" + + .weak _vfork + .set _vfork,__sys_vfork + .weak vfork + .set vfork,__sys_vfork +ENTRY(__sys_vfork) + popl %ecx /* my rta into ecx */ + mov $SYS_vfork,%eax + KERNCALL + jb 1f + jmp *%ecx +1: + pushl %ecx + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) |