diff options
| author | Ulrich Drepper <drepper@redhat.com> | 1997-03-08 05:28:20 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1997-03-08 05:28:20 +0000 |
| commit | 4cca6b868f08e4f95a4c3786a69135676b086c50 (patch) | |
| tree | ea8f4fbb6972588bc85c5979175c1e5cb6734993 /sysdeps | |
| parent | f5f52655ceb5152d79ca88db5293fa1136969303 (diff) | |
| download | glibc-4cca6b868f08e4f95a4c3786a69135676b086c50.tar.gz glibc-4cca6b868f08e4f95a4c3786a69135676b086c50.tar.xz glibc-4cca6b868f08e4f95a4c3786a69135676b086c50.zip | |
Update. cvs/libc-ud-970307 cvs/libc-970316 cvs/libc-970315 cvs/libc-970314 cvs/libc-970313 cvs/libc-970312 cvs/libc-970311 cvs/libc-970310 cvs/libc-970309 cvs/libc-970308
1997-03-08 05:30 Ulrich Drepper <drepper@cygnus.com> * argp/Makefile (routines): Add argp-eexst. * argp/argp-ba.c (argp_program_bug_address): Make `const'. * argp/argp-eexst.c: New file. Define exit status variable. * argp/argp-help.c (__argp_state_help): Use argp_err_exit_status variable instead of always exiting with value 1. * argp/argp-pv.c (argp_program_version): Make `const'. * argp/argp.h: Declare argp_err_exit_status. Patches by Miles Bader <miles@gnu.ai.mit.edu>. * locale/programs/localedef.c: Use argp_err_exit_status to terminate with correct value. * inet/rcmd.c (iruserok): Use euidaccess instead of half-hearted switching of UID before opening .rhosts. * libio/vsnprintf.c: Change implementation to follow ISO C 9X proposal. The return value now is always the number of characters which would be written if enough space is available. * manual/stdio.texi: Update description for new behaviour. * locale/locale.h (__locale_t): Don't use __locale_t for struct name and pointer to struct since old gccs cannot keep the namespaces apart. Rename struct to __locale_struct. * locale/duplocale.h: Likewise. * locale/newlocale.h: Likewise. * math/Makefile (headers): Add complex.h and cmathcalls.h. (routines): Remove w_cabs. Add conj, cimag, creal, and cabs. * math/math.h: Undefine __MATHDECL_1, __MATHDECL, and __MATHCALL after use. (signgam): Move declaration to here from mathcalls.h. * math/mathcalls.h (cabs, __cabs_complex, signgam): Remove definition. Correct comment for fmin and fmax. Start implementing complex math function from ISO C 9X. * math/complex.h: New file. * math/cmathcalls.h: New file. * math/cabs.c: New file. * math/cabsf.c: New file. * math/cabsl.c: New file. * math/cimag.c: New file. * math/cimagf.c: New file. * math/cimagl.c: New file. * math/conj.c: New file. * math/conjf.c: New file. * math/conjl.c: New file. * math/creal.c: New file. * math/crealf.c: New file. * math/creall.c: New file. * sysdeps/libm-ieee754/w_cabs.c: Removed. * sysdeps/libm-ieee754/w_cabsf.c: Removed. * sysdeps/libm-ieee754/w_cabsl.c: Removed. * posix/regex.c: Merge with regex sources from Arnold Robbins' version in GNU awk. * posix/regex.h: Likewise. Add regex test suite by Tom Lord. * posix/Makefile (distribute): Add TESTS, TESTS2C.sed, and testcases.h. (tests): Add runtests. (before-compile): Add testcases.h. (testcases.h): New rule to generate header with tests. * posix/TESTS: New file. * posix/TESTS2C.sed.: New file. * posix/runtests.c: New file. * posix/testcases.h: New file. * sysdeps/unix/sysv/linux/poll.c: Test whether poll syscall is available and use fall-back implementation if not. * sysdeps/unix/sysv/linux/syscalls.list: Sort entries. * time/ialloc.c: Update from tzcode1997c. * time/private.h: Likewise. * time/scheck.c: Likewise. * time/tzselect.ksh: Likewise. * time/zdump.c: Likewise. * time/zic.c: Likewise. * time/tzfile.c: Pretty print. 1997-03-06 07:37 Geoff Keating <geoffk@ozemail.com.au> Port to powerpc-*-linux-gnu. Slightly tested, under MkLinux, on a 601. * sysdeps/powerpc/Implies: Added. * sysdeps/powerpc/__longjmp.S: Added. * sysdeps/powerpc/__math.h: Added. * sysdeps/powerpc/bsd-_setjmp.S: Added. * sysdeps/powerpc/bsd-setjmp.S: Added. * sysdeps/powerpc/dl-machine.h: Added. * sysdeps/powerpc/ffs.c: Added. * sysdeps/powerpc/fpu_control.h: Added. * sysdeps/powerpc/jmp_buf.h: Added. * sysdeps/powerpc/setjmp.S: Added. * sysdeps/powerpc/strlen.s: Added. * sysdeps/powerpc/elf/start.c: Added. * sysdeps/powerpc/fpu_control.h: Added. * sysdeps/powerpc/jmp_buf.h: Added. * sysdeps/unix/sysv/linux/powerpc/Dist: Added. * sysdeps/unix/sysv/linux/powerpc/_exit.S: Added. * sysdeps/unix/sysv/linux/powerpc/brk.c: Added. * sysdeps/unix/sysv/linux/powerpc/clone.S: Added. * sysdeps/unix/sysv/linux/powerpc/init-first.h: Added. * sysdeps/unix/sysv/linux/powerpc/ioctl-types.h: Added. * sysdeps/unix/sysv/linux/powerpc/profil.c: Added. * sysdeps/unix/sysv/linux/powerpc/sigreturn.S: Added. * sysdeps/unix/sysv/linux/powerpc/socket.S: Added. * sysdeps/unix/sysv/linux/powerpc/syscall.S: Added. * sysdeps/unix/sysv/linux/powerpc/syscalls.list: Added. * sysdeps/unix/sysv/linux/powerpc/sysdep.c: Added. * sysdeps/unix/sysv/linux/powerpc/sysdep.h: Added. * sysdeps/unix/sysv/linux/powerpc/termbits.h: Added. * sysdeps/unix/sysv/linux/powerpc/sys/syscall.h: Added. 1997-03-05 05:24 Geoff Keating <geoffk@ozemail.com.au> * elf/dl-runtime.c (fixup): Add ELF_FIXUP_RETURNS_ADDRESS switch, because knowing the first instruction of a PowerPC PLT trampoline is not very helpful. 1997-03-04 08:04 Geoff Keating <geoffk@ozemail.com.au> * elf/dl-load.c (ELF_PREFERRED_ADDRESS, ELF_PREFERRED_ADDRESS_DATA, ELF_FIXED_ADDRESS): Added. These are for dl-machine.h to indicate a preference as to where executables should be loaded. 1997-02-28 08:50 Geoff Keating <geoffk@ozemail.com.au> * elf/elf.h: Add in all those PowerPC reloc types. 1997-02-24 07:12 Geoff Keating <geoffk@ozemail.com.au> * stdio-common/vfscanf.c: Use __va_copy if available. 1997-03-06 13:50 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * malloc/malloc.c (mprotect) [_LIBC]: Define as __mprotect to clean up namespace. 1997-03-07 14:27 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-ieee754/s_fpclassify.c (__fpclassify): Don't use non-existing GET_WORDS macro, use EXTRACT_WORDS. Reported by Andres Schwab <schwab@issan.informatik.uni-dortmund.de>. 1997-03-07 05:27 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/sigaction.c: The user- and kernel-level sigaction structure is different. handle this correctly. Bug report by Andres Jaeger <jaeger@informatik.uni-kl.de>. 1997-03-06 05:55 David Engel <david@sw.ods.com> * sysdeps/generic/dl-cache.c (_dl_load_cache_lookup): Also recognize cache entries with flag == 3. 1997-03-06 01:05 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/netinet/in.h (INADDR_NONE): Cast to unsigned int. (INADDR_LOOPBACK): Likewise. * sysdeps/unix/sysv/linux/netinet/in.h: Likewise. * manual/socket.texi: Correct types of INADDR_* constants from unsigned long to unsigned. 1997-03-05 23:14 Ulrich Drepper <drepper@cygnus.com> * time/antarctica: Update from tzdata1997c. * time/asia: Likewise. * time/zone.tab: Likewise. 1997-03-05 00:43 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * configure.in (libc_cv_asm_symver_directive, libc_cv_ld_version_script_option): Remove unknown instruction from assembler test file. 1997-03-04 19:14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/fpu/__math.h: Update feature tests to use __USE_ISOC9X. [__USE_ISOC9X]: Define __log2 and __exp2 inlines. (fabs): Remove defininition, it is a gcc builtin. (sqrt, __sqrt): Remove definition, they have wrappers in libm. 1997-03-04 10:11 H.J. Lu <hjl@lucon.org> * sunrpc/Makefile ($(objpfx)rpc-proto.c): Create subdir before generating file. 1997-03-05 03:59 Ulrich Drepper <drepper@cygnus.com> * inet/rcmd.c (__ivaliduser): Don't use getline, but __getline instead to avoid namespace problems. Reported by David Mosberger-Tang <davidm@AZStarNet.COM>. 1997-03-03 19:01 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * login/utmp_file.c: Fix previous change. Make portable by checking the _HAVE_UT_* feature macros. * libio/fileops.c (_IO_file_finish): Likewise.
Diffstat (limited to 'sysdeps')
36 files changed, 2275 insertions, 99 deletions
diff --git a/sysdeps/generic/dl-cache.c b/sysdeps/generic/dl-cache.c index 7b471787f4..c704fd869d 100644 --- a/sysdeps/generic/dl-cache.c +++ b/sysdeps/generic/dl-cache.c @@ -77,7 +77,8 @@ _dl_load_cache_lookup (const char *name) } for (i = 0; i < cache->nlibs; ++i) - if (cache->libs[i].flags == 1 && /* ELF library entry. */ + if ((cache->libs[i].flags == 1 || + cache->libs[i].flags == 3) && /* ELF library entry. */ /* Make sure string table indices are not bogus before using them. */ cache->libs[i].key < cachesize - sizeof *cache && cache->libs[i].value < cachesize - sizeof *cache && diff --git a/sysdeps/generic/netinet/in.h b/sysdeps/generic/netinet/in.h index 5531fc2ece..a59f584085 100644 --- a/sysdeps/generic/netinet/in.h +++ b/sysdeps/generic/netinet/in.h @@ -128,13 +128,13 @@ struct in_addr /* Address to send to all hosts. */ #define INADDR_BROADCAST ((unsigned) 0xffffffff) /* Address indicating an error return. */ -#define INADDR_NONE 0xffffffff +#define INADDR_NONE ((unsigned) 0xffffffff) /* Network number for local host loopback. */ #define IN_LOOPBACKNET 127 /* Address to loopback in software to local host. */ #ifndef INADDR_LOOPBACK -#define INADDR_LOOPBACK 0x7f000001 /* Internet address 127.0.0.1. */ +#define INADDR_LOOPBACK ((unsigned) 0x7f000001) /* Inet address 127.0.0.1. */ #endif diff --git a/sysdeps/libm-ieee754/w_cabs.c b/sysdeps/libm-ieee754/w_cabs.c deleted file mode 100644 index bf62f22be3..0000000000 --- a/sysdeps/libm-ieee754/w_cabs.c +++ /dev/null @@ -1,26 +0,0 @@ -/* - * cabs() wrapper for hypot(). - * - * Written by J.T. Conklin, <jtc@wimsey.com> - * Placed into the Public Domain, 1994. - */ - -#include <math.h> - -double -__cabs(z) - struct __cabs_complex z; -{ - return __hypot(z.x, z.y); -} -weak_alias (__cabs, cabs) - -#ifdef NO_LONG_DOUBLE -double -__cabsl(z) - struct __cabs_complexl z; -{ - return __hypotl(z.x, z.y); -} -weak_alias (__cabsl, cabsl) -#endif diff --git a/sysdeps/libm-ieee754/w_cabsf.c b/sysdeps/libm-ieee754/w_cabsf.c deleted file mode 100644 index 20ff5b7744..0000000000 --- a/sysdeps/libm-ieee754/w_cabsf.c +++ /dev/null @@ -1,17 +0,0 @@ -/* - * cabsf() wrapper for hypotf(). - * - * Written by J.T. Conklin, <jtc@wimsey.com> - * Placed into the Public Domain, 1994. - */ - -#include "math.h" -#include "math_private.h" - -float -__cabsf(z) - struct __cabs_complexf z; -{ - return __hypotf(z.x, z.y); -} -weak_alias (__cabsf, cabsf) diff --git a/sysdeps/libm-ieee754/w_cabsl.c b/sysdeps/libm-ieee754/w_cabsl.c deleted file mode 100644 index 21ef860a95..0000000000 --- a/sysdeps/libm-ieee754/w_cabsl.c +++ /dev/null @@ -1,18 +0,0 @@ -/* - * cabsl() wrapper for hypotl(). - * - * Written by J.T. Conklin, <jtc@wimsey.com> - * Conversion to long double by Ulrich Drepper, - * Cygnus Support, drepper@cygnus.com. - * Placed into the Public Domain, 1994. - */ - -#include <math.h> - -long double -__cabsl(z) - struct __cabs_complexl z; -{ - return __hypotl(z.x, z.y); -} -weak_alias (__cabsl, cabsl) diff --git a/sysdeps/m68k/fpu/__math.h b/sysdeps/m68k/fpu/__math.h index 1a29a56d92..fe01c254d7 100644 --- a/sysdeps/m68k/fpu/__math.h +++ b/sysdeps/m68k/fpu/__math.h @@ -43,7 +43,7 @@ suffixed with f and l for the float and long double version, resp). OP is the name of the fpu operation (without leading f). */ -#ifdef __USE_MISC +#if defined __USE_MISC || defined __USE_ISOC9X #define __inline_mathop(func, op) \ __inline_mathop1(double, func, op) \ __inline_mathop1(float, __CONCAT(func,f), op) \ @@ -81,7 +81,6 @@ __inline_mathop(__sin, sin) __inline_mathop(__tan, tan) __inline_mathop(__tanh, tanh) __inline_mathop(__fabs, abs) -__inline_mathop(__sqrt, sqrt) __inline_mathop(__rint, int) __inline_mathop(__expm1, etoxm1) @@ -89,6 +88,9 @@ __inline_mathop(__log1p, lognp1) __inline_mathop(__logb, log2) __inline_mathop(__significand, getman) +__inline_mathop(__log2, log2) +__inline_mathop(__exp2, twotox) + #if !defined __NO_MATH_INLINES && defined __OPTIMIZE__ __inline_mathop(atan, atan) @@ -96,10 +98,8 @@ __inline_mathop(cos, cos) __inline_mathop(sin, sin) __inline_mathop(tan, tan) __inline_mathop(tanh, tanh) -__inline_mathop(fabs, abs) -__inline_mathop(sqrt, sqrt) -#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED) +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X __inline_mathop(rint, int) __inline_mathop(expm1, etoxm1) __inline_mathop(log1p, lognp1) @@ -110,6 +110,11 @@ __inline_mathop(logb, log2) __inline_mathop(significand, getman) #endif +#ifdef __USE_ISOC9X +__inline_mathop(log2, log2) +__inline_mathop(exp2, twotox) +#endif + #endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */ /* This macro contains the definition for the rest of the inline @@ -375,11 +380,13 @@ __inline_forward_c(int,finite, (double __value), (__value)) __inline_forward_c(double,scalbn, (double __x, int __n), (__x, __n)) #endif #if defined __USE_MISC || defined __USE_XOPEN +#ifndef __USE_ISOC9X /* Conflict with macro of same name. */ __inline_forward_c(int,isnan, (double __value), (__value)) +#endif __inline_forward_c(int,ilogb, (double __value), (__value)) #endif -#ifdef __USE_MISC +#if defined __USE_MISC || defined __USE_ISOC9X __inline_forward(float,frexpf, (float __value, int *__expptr), (__value, __expptr)) @@ -387,11 +394,13 @@ __inline_forward_c(float,floorf, (float __x), (__x)) __inline_forward_c(float,ceilf, (float __x), (__x)) __inline_forward(float,modff, (float __value, float *__iptr), (__value, __iptr)) +#ifdef __USE_MISC __inline_forward_c(int,isinff, (float __value), (__value)) __inline_forward_c(int,finitef, (float __value), (__value)) __inline_forward_c(float,scalbnf, (float __x, int __n), (__x, __n)) __inline_forward_c(int,isnanf, (float __value), (__value)) __inline_forward_c(int,ilogbf, (float __value), (__value)) +#endif __inline_forward(long double,frexpl, (long double __value, int *__expptr), (__value, __expptr)) @@ -400,14 +409,16 @@ __inline_forward_c(long double,ceill, (long double __x), (__x)) __inline_forward(long double,modfl, (long double __value, long double *__iptr), (__value, __iptr)) +#ifdef __USE_MISC __inline_forward_c(int,isinfl, (long double __value), (__value)) __inline_forward_c(int,finitel, (long double __value), (__value)) __inline_forward_c(long double,scalbnl, (long double __x, int __n), (__x, __n)) __inline_forward_c(int,isnanl, (long double __value), (__value)) __inline_forward_c(int,ilogbl, (long double __value), (__value)) +#endif -#endif /* __USE_MISC */ +#endif /* Use misc or ISO C9X */ #undef __inline_forward #undef __inline_forward_c diff --git a/sysdeps/powerpc/Implies b/sysdeps/powerpc/Implies new file mode 100644 index 0000000000..d6acf04a82 --- /dev/null +++ b/sysdeps/powerpc/Implies @@ -0,0 +1,2 @@ +wordsize-32 +ieee754 diff --git a/sysdeps/powerpc/__longjmp.S b/sysdeps/powerpc/__longjmp.S new file mode 100644 index 0000000000..928b5c540a --- /dev/null +++ b/sysdeps/powerpc/__longjmp.S @@ -0,0 +1,66 @@ +/* longjmp for PowerPC. + Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _ASM +#include <jmp_buf.h> + +ENTRY (__longjmp) + lwz 1,(JB_GPR1*4)(3) + lwz 2,(JB_GPR2*4)(3) + lwz 0,(JB_LR*4)(3) + lwz 14,((JB_GPRS+0)*4)(3) + lfd 14,((JB_FPRS+0*2)*4)(3) + lwz 15,((JB_GPRS+1)*4)(3) + lfd 15,((JB_FPRS+1*2)*4)(3) + lwz 16,((JB_GPRS+2)*4)(3) + lfd 16,((JB_FPRS+2*2)*4)(3) + lwz 17,((JB_GPRS+3)*4)(3) + lfd 17,((JB_FPRS+3*2)*4)(3) + lwz 18,((JB_GPRS+4)*4)(3) + lfd 18,((JB_FPRS+4*2)*4)(3) + lwz 19,((JB_GPRS+5)*4)(3) + lfd 19,((JB_FPRS+5*2)*4)(3) + lwz 20,((JB_GPRS+6)*4)(3) + lfd 20,((JB_FPRS+6*2)*4)(3) + mtlr 0 + lwz 21,((JB_GPRS+7)*4)(3) + lfd 21,((JB_FPRS+7*2)*4)(3) + lwz 22,((JB_GPRS+8)*4)(3) + lfd 22,((JB_FPRS+8*2)*4)(3) + lwz 23,((JB_GPRS+9)*4)(3) + lfd 23,((JB_FPRS+9*2)*4)(3) + lwz 24,((JB_GPRS+10)*4)(3) + lfd 24,((JB_FPRS+10*2)*4)(3) + lwz 25,((JB_GPRS+11)*4)(3) + lfd 25,((JB_FPRS+11*2)*4)(3) + lwz 26,((JB_GPRS+12)*4)(3) + lfd 26,((JB_FPRS+12*2)*4)(3) + lwz 27,((JB_GPRS+13)*4)(3) + lfd 27,((JB_FPRS+13*2)*4)(3) + lwz 28,((JB_GPRS+14)*4)(3) + lfd 28,((JB_FPRS+14*2)*4)(3) + lwz 29,((JB_GPRS+15)*4)(3) + lfd 29,((JB_FPRS+15*2)*4)(3) + lwz 30,((JB_GPRS+16)*4)(3) + lfd 30,((JB_FPRS+16*2)*4)(3) + lwz 31,((JB_GPRS+17)*4)(3) + lfd 31,((JB_FPRS+17*2)*4)(3) + blr +END (__longjmp) diff --git a/sysdeps/powerpc/__math.h b/sysdeps/powerpc/__math.h new file mode 100644 index 0000000000..9dc19a91a5 --- /dev/null +++ b/sysdeps/powerpc/__math.h @@ -0,0 +1,89 @@ +/* Inline math functions for powerpc. + Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef __MATH_H +#define __MATH_H + +#ifdef __GNUC__ +#ifndef __NO_MATH_INLINES + +#ifdef __cplusplus +#define __MATH_INLINE __inline +#else +#define __MATH_INLINE extern __inline +#endif + +__MATH_INLINE double __sgn1 (double __x); +__MATH_INLINE double +__sgn1 (double __x) +{ + return __x >= 0.0 ? 1.0 : -1.0; +} + +/* We'd want to use this if it was implemented in hardware, but + how can we tell? */ +#if 0 +__MATH_INLINE double sqrt (double __x); +__MATH_INLINE double +sqrt (double __x) +{ + register double __value; + __asm + ("fsqrt %0,%1" + : "=f" (__value) : "f" (__x)); + + return __value; +} +#endif + +__MATH_INLINE double fabs (double __x); +__MATH_INLINE double +fabs (double __x) +{ + register double __value; + __asm + ("fabs %0,%1" + : "=f" (__value) : "f" (__x)); + + return __value; +} + +/* Optimized versions for some non-standardized functions. */ +#ifdef __USE_MISC + +__MATH_INLINE double hypot (double __x, double __y); +__MATH_INLINE double +hypot (double __x, double __y) +{ + return sqrt (__x * __x + __y * __y); +} + +__MATH_INLINE double __sgn (double __x); +__MATH_INLINE double +sgn (double __x) +{ + return (__x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0)); +} + +#endif /* __USE_MISC */ + +#endif /* __NO_MATH_INLINES */ +#endif /* __GNUC__ */ + +#endif /* __MATH_H */ diff --git a/sysdeps/powerpc/bsd-_setjmp.S b/sysdeps/powerpc/bsd-_setjmp.S new file mode 100644 index 0000000000..90171ea616 --- /dev/null +++ b/sysdeps/powerpc/bsd-_setjmp.S @@ -0,0 +1,29 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. PowerPC version. + Copyright (C) 1994, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (_setjmp) + li 4,0 /* Set second argument to 0. */ + b C_SYMBOL_NAME(__sigsetjmp) +END (_setjmp) diff --git a/sysdeps/powerpc/dl-machine.h b/sysdeps/powerpc/dl-machine.h new file mode 100644 index 0000000000..a60a29723d --- /dev/null +++ b/sysdeps/powerpc/dl-machine.h @@ -0,0 +1,529 @@ +/* Machine-dependent ELF dynamic relocation inline functions. PowerPC version. + Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#define ELF_MACHINE_NAME "powerpc" + +#include <assert.h> +#include <string.h> +#include <link.h> + +/* stuff for the PLT */ +#define PLT_INITIAL_ENTRY_WORDS 18 +#define PLT_LONGBRANCH_ENTRY_WORDS 10 +#define OPCODE_ADDI(rd,ra,simm) \ + (0x38000000 | (rd) << 21 | (ra) << 16 | (simm) & 0xffff) +#define OPCODE_ADDIS(rd,ra,simm) \ + (0x3c000000 | (rd) << 21 | (ra) << 16 | (simm) & 0xffff) +#define OPCODE_ADD(rd,ra,rb) \ + (0x7c000214 | (rd) << 21 | (ra) << 16 | (rb) << 11) +#define OPCODE_B(target) (0x48000000 | (target) & 0x03fffffc) +#define OPCODE_BA(target) (0x48000002 | (target) & 0x03fffffc) +#define OPCODE_BCTR() 0x4e800420 +#define OPCODE_LWZ(rd,d,ra) \ + (0x80000000 | (rd) << 21 | (ra) << 16 | (d) & 0xffff) +#define OPCODE_MTCTR(rd) (0x7C0903A6 | (rd) << 21) +#define OPCODE_RLWINM(ra,rs,sh,mb,me) \ + (0x54000000 | (rs) << 21 | (ra) << 16 | (sh) << 11 | (mb) << 6 | (me) << 1) + +#define OPCODE_LI(rd,simm) OPCODE_ADDI(rd,0,simm) +#define OPCODE_SLWI(ra,rs,sh) OPCODE_RLWINM(ra,rs,sh,0,31-sh) + + +/* Return nonzero iff E_MACHINE is compatible with the running host. */ +static inline int +elf_machine_matches_host (Elf32_Half e_machine) +{ + return e_machine == EM_PPC; +} + + +/* Return the link-time address of _DYNAMIC, the first value in the GOT. */ +static inline Elf32_Addr +elf_machine_dynamic (void) +{ + Elf32_Addr *got; + asm (" bl _GLOBAL_OFFSET_TABLE_-4@local" + : "=l"(got)); + return *got; +} + +/* Return the run-time load address of the shared object. */ +static inline Elf32_Addr +elf_machine_load_address (void) +{ + unsigned *got; + unsigned *branchaddr; + + /* This is much harder than you'd expect. Possibly I'm missing something. + The 'obvious' way: + + Apparently, "bcl 20,31,$+4" is what should be used to load LR + with the address of the next instruction. + I think this is so that machines that do bl/blr pairing don't + get confused. + + asm ("bcl 20,31,0f ;" + "0: mflr 0 ;" + "lis %0,0b@ha;" + "addi %0,%0,0b@l;" + "subf %0,%0,0" + : "=b" (addr) : : "r0", "lr"); + + doesn't work, because the linker doesn't have to (and in fact doesn't) + update the @ha and @l references; the loader (which runs after this + code) will do that. + + Instead, we use the following trick: + + The linker puts the _link-time_ address of _DYNAMIC at the first + word in the GOT. We could branch to that address, if we wanted, + by using an @local reloc; the linker works this out, so it's safe + to use now. We can't, of course, actually branch there, because + we'd cause an illegal instruction exception; so we need to compute + the address ourselves. That gives us the following code: */ + + /* Get address of the 'b _DYNAMIC@local'... */ + asm ("bl 0f ;" + "b _DYNAMIC@local;" + "0:" + : "=l"(branchaddr)); + + /* ... and the address of the GOT. */ + asm (" bl _GLOBAL_OFFSET_TABLE_-4@local" + : "=l"(got)); + + /* So now work out the difference between where the branch actually points, + and the offset of that location in memory from the start of the file. */ + return (Elf32_Addr)branchaddr - *got + + (*branchaddr & 0x3fffffc | + (int)(*branchaddr << 6 & 0x80000000) >> 6); +} + +#define ELF_MACHINE_BEFORE_RTLD_RELOC(dynamic_info) /* nothing */ + +/* Perform the relocation specified by RELOC and SYM (which is fully resolved). + LOADADDR is the load address of the object; INFO is an array indexed + by DT_* of the .dynamic section info. */ + +#ifdef RESOLVE + +static inline void +elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, + const Elf32_Sym *sym, const struct r_found_version *version) +{ + Elf32_Addr *const reloc_addr = (Elf32_Addr *)(map->l_addr + reloc->r_offset); + Elf32_Word loadbase, finaladdr; + const int rinfo = ELF32_R_TYPE (reloc->r_info); + + if (rinfo == R_PPC_NONE) + return; + + if (sym && ELF32_ST_TYPE (sym->st_info) == STT_SECTION || + rinfo == R_PPC_RELATIVE) + { + /* Has already been relocated. */ + loadbase = map->l_addr; + finaladdr = loadbase + reloc->r_addend; + } + else + { + assert (sym != NULL); + if (rinfo == R_PPC_JMP_SLOT) + loadbase = (Elf32_Word) (char *) RESOLVE (&sym, + version, DL_LOOKUP_NOPLT); + else + loadbase = (Elf32_Word) (char *) RESOLVE (&sym, version, 0); + if (sym == NULL) + { + /* Weak symbol that wasn't actually defined anywhere. */ + assert (loadbase == 0); + finaladdr = reloc->r_addend; + } + else + finaladdr = (loadbase + (Elf32_Word)(char *)sym->st_value + + reloc->r_addend); + } + + switch (rinfo) + { + case R_PPC_UADDR16: + case R_PPC_ADDR16_LO: + case R_PPC_ADDR16: + *(Elf32_Half*) reloc_addr = finaladdr; + break; + + case R_PPC_ADDR16_HI: + *(Elf32_Half*) reloc_addr = finaladdr >> 16; + break; + + case R_PPC_ADDR16_HA: + *(Elf32_Half*) reloc_addr = finaladdr + 0x8000 >> 16; + break; + + case R_PPC_REL24: + { + Elf32_Sword delta = finaladdr - (Elf32_Word) (char *) reloc_addr; + assert (delta << 6 >> 6 == delta); + *reloc_addr = *reloc_addr & 0xfc000003 | delta & 0x3fffffc; + } + break; + + case R_PPC_UADDR32: + case R_PPC_GLOB_DAT: + case R_PPC_ADDR32: + case R_PPC_RELATIVE: + *reloc_addr = finaladdr; + break; + + case R_PPC_ADDR24: + *reloc_addr = *reloc_addr & 0xfc000003 | finaladdr & 0x3fffffc; + break; + + case R_PPC_REL14_BRTAKEN: + case R_PPC_REL14_BRNTAKEN: + case R_PPC_REL14: + { + Elf32_Sword delta = finaladdr - (Elf32_Word) (char *) reloc_addr; + *reloc_addr = *reloc_addr & 0xffdf0003 | delta & 0xfffc; + if (rinfo == R_PPC_REL14_BRTAKEN && delta >= 0 || + rinfo == R_PPC_REL14_BRNTAKEN && delta < 0) + *reloc_addr |= 0x00200000; + } + break; + + case R_PPC_COPY: + { + /* Can't use memcpy (because we can't call any functions here). */ + int i; + for (i = 0; i < sym->st_size; ++i) + ((unsigned char *) reloc_addr)[i] = + ((unsigned char *)finaladdr)[i]; + } + break; + + case R_PPC_REL32: + *reloc_addr = finaladdr - (Elf32_Word) (char *) reloc_addr; + break; + + case R_PPC_JMP_SLOT: + if (finaladdr <= 0x01fffffc || finaladdr >= 0xfe000000) + *reloc_addr = OPCODE_BA (finaladdr); + else + { + Elf32_Sword delta = finaladdr - (Elf32_Word) (char *) reloc_addr; + if (delta <= 0x01fffffc && delta >= 0xfe000000) + *reloc_addr = OPCODE_B (delta); + else + { + Elf32_Word *plt = + (Elf32_Word *) ((char *) map->l_addr + + map->l_info[DT_PLTGOT]->d_un.d_val); + Elf32_Word index =((reloc_addr - plt - PLT_INITIAL_ENTRY_WORDS) + / 2); + int num_plt_entries = (map->l_info[DT_PLTRELSZ]->d_un.d_val + / sizeof (Elf32_Rela)); + int rel_offset_words = (PLT_INITIAL_ENTRY_WORDS + + num_plt_entries * 2); + + if (index >= (1 << 13)) + { + /* Indexes greater than or equal to 2^13 have 4 + words available instead of two. */ + plt[index * 2 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_LI (11, finaladdr); + plt[index * 2 + 1 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_ADDIS (11, 11, finaladdr + 0x8000 >> 16); + plt[index * 2 + 2 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_MTCTR (11); + plt[index * 2 + 2 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_BCTR (); + } + else + { + plt[index * 2 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_LI (11, index * 4); + plt[index * 2 + 1 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_B(-(4 * (index * 2 + 1 + PLT_INITIAL_ENTRY_WORDS + + PLT_LONGBRANCH_ENTRY_WORDS))); + plt[index + rel_offset_words] = finaladdr; + } + } + } + break; + + default: + assert (! "unexpected dynamic reloc type"); + } +} + +#define ELF_MACHINE_NO_REL 1 + +#endif + +/* Nonzero iff TYPE describes relocation of a PLT entry, so + PLT entries should not be allowed to define the value. */ +#define elf_machine_pltrel_p(type) ((type) == R_PPC_JMP_SLOT) + +/* Set up the loaded object described by L so its unrelocated PLT + entries will jump to the on-demand fixup code in dl-runtime.c. */ + +/* This code does not presently work if there are more than 2^13 PLT + entries. */ +static inline void +elf_machine_runtime_setup (struct link_map *map, int lazy) +{ + Elf32_Word *plt; + int i; + Elf32_Word num_plt_entries; + Elf32_Word rel_offset_words; + extern void _dl_runtime_resolve (void); + + if (map->l_info[DT_JMPREL]) + { + /* Fill in the PLT. Its initial contents are directed to a + function earlier in the PLT which arranges for the dynamic + linker to be called back. */ + plt = (Elf32_Word *) ((char *) map->l_addr + + map->l_info[DT_PLTGOT]->d_un.d_val); + num_plt_entries = (map->l_info[DT_PLTRELSZ]->d_un.d_val + / sizeof (Elf32_Rela)); + rel_offset_words = PLT_INITIAL_ENTRY_WORDS + num_plt_entries * 2; + + if (lazy) + for (i = 0; i < num_plt_entries; i++) + if (i >= (1 << 13)) + { + plt[i * 2 + (i - (1 << 13)) * 2 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_LI (11, i * 4); + plt[i * 2 + (i - (1 << 13)) * 2 + 1 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_ADDIS (11, 11, i * 4 + 0x8000 >> 16); + plt[i * 2 + (i - (1 << 13)) * 2 + 2 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_B (-(4 * ( i * 2 + 1 + PLT_INITIAL_ENTRY_WORDS))); + } + else + { + plt[i * 2 + PLT_INITIAL_ENTRY_WORDS] = OPCODE_LI (11, i * 4); + plt[i * 2 + 1 + PLT_INITIAL_ENTRY_WORDS] = + OPCODE_B (-(4 * (i * 2 + 1 + PLT_INITIAL_ENTRY_WORDS))); + } + + /* Multiply index of entry, by 0xC. */ + plt[0] = OPCODE_SLWI (12, 11, 1); + plt[1] = OPCODE_ADD (11, 12, 11); + if ((Elf32_Word) (char *) _dl_runtime_resolve <= 0x01fffffc || + (Elf32_Word) (char *) _dl_runtime_resolve >= 0xfe000000) + { + plt[2] = OPCODE_LI (12, (Elf32_Word) (char *) map); + plt[3] = OPCODE_ADDIS (12, 12, + (Elf32_Word) (char *) map + 0x8000 >> 16); + plt[4] = OPCODE_BA ((Elf32_Word) (char *) _dl_runtime_resolve); + } + else + { + plt[2] = OPCODE_LI (12, (Elf32_Word) (char *) _dl_runtime_resolve); + plt[3] = OPCODE_ADDIS (12, 12, 0x8000 + + ((Elf32_Word) (char *) _dl_runtime_resolve + >> 16)); + plt[4] = OPCODE_MTCTR (12); + plt[5] = OPCODE_LI (12, (Elf32_Word) (char *) map); + plt[6] = OPCODE_ADDIS (12, 12, ((Elf32_Word) (char *) map + + 0x8000 >> 16)); + plt[7] = OPCODE_BCTR (); + } + plt[PLT_LONGBRANCH_ENTRY_WORDS] = + OPCODE_ADDIS (11, 11, ((Elf32_Word) (char*) (plt+rel_offset_words) + + 0x8000 >> 16)); + plt[PLT_LONGBRANCH_ENTRY_WORDS+1] = + OPCODE_LWZ (11, (Elf32_Word) (char*) (plt + rel_offset_words), 11); + plt[PLT_LONGBRANCH_ENTRY_WORDS+2] = OPCODE_MTCTR (11); + plt[PLT_LONGBRANCH_ENTRY_WORDS+3] = OPCODE_BCTR (); + } +} + +static inline void +elf_machine_lazy_rel (struct link_map *map, const Elf32_Rela *reloc) +{ + if (ELF32_R_TYPE (reloc->r_info) != R_PPC_JMP_SLOT) + assert (! "unexpected PLT reloc type"); + + /* elf_machine_runtime_setup handles this. */ +} + +/* The PLT uses Elf32_Rela relocs. */ +#define elf_machine_relplt elf_machine_rela + + /* This code is used in dl-runtime.c to call the `fixup' function + and then redirect to the address it returns. */ +#define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\ + .section \".text\" + .globl _dl_runtime_resolve +_dl_runtime_resolve: + stwu 1,-48(1) + mflr 0 + stw 3,16(1) + stw 4,20(1) + stw 0,52(1) + stw 5,24(1) + mfcr 0 + stw 6,28(1) + stw 7,32(1) + stw 8,36(1) + stw 9,40(1) + stw 10,44(1) + stw 0,12(1) + mr 3,12 + mr 4,11 + bl fixup + mtctr 3 + lwz 0,52(1) + lwz 10,44(1) + lwz 9,40(1) + mtlr 0 + lwz 0,12(1) + lwz 8,36(1) + lwz 7,32(1) + lwz 6,28(1) + mtcrf 0xFF,0 + lwz 5,24(1) + lwz 4,20(1) + lwz 3,16(1) + addi 1,1,48 + bctr +"); + +/* Initial entry point code for the dynamic linker. + The C function `_dl_start' is the real entry point; + its return value is the user program's entry point. */ + +/* FIXME! We don't make provision for calling _dl_fini, + because Linux/PPC is somewhat broken. */ +#define RTLD_START \ +asm ("\ + .text + .align 2 + .globl _start + .type _start,@function +_start: + # We start with the following on the stack, from top: + # argc (4 bytes) + # arguments for program (terminated by NULL) + # environment variables (terminated by NULL) + # arguments for the program loader + + # Call _dl_start with one parameter pointing at argc + mr 3,1 + # (we have to frob the stack pointer a bit to allow room for + # _dl_start to save the link register) + li 4,0 + addi 1,1,-16 + stw 4,0(1) + bl _dl_start@local + + # Now, we do our main work of calling initialisation procedures. + # The ELF ABI doesn't say anything about parameters for these, + # so we just pass argc, argv, and the environment. + # Changing these is strongly discouraged (not least because argc is + # passed by value!). + + # put our GOT pointer in r31 + bl _GLOBAL_OFFSET_TABLE_-4@local + mflr 31 + # the address of _start in r30 + mr 30,3 + # &_dl_argc in 29, &_dl_argv in 27, and _dl_default_scope in 28 + lwz 28,_dl_default_scope@got(31) + lwz 29,_dl_argc@got(31) + lwz 27,_dl_argv@got(31) +0: + # call initfunc = _dl_init_next(_dl_default_scope[2]) + lwz 3,8(28) + bl _dl_init_next@plt + # if initfunc is NULL, we exit the loop + mr. 0,3 + beq 1f + # call initfunc(_dl_argc, _dl_argv, _dl_argv+_dl_argc+1) + mtlr 0 + lwz 3,0(29) + lwz 4,0(27) + slwi 5,3,2 + add 5,4,5 + addi 5,5,4 + blrl + # and loop. + b 0b +1: + # Now, to conform to the ELF ABI, we have to: + # pass argv (actually _dl_argv) in r4 + lwz 4,0(27) + # pass argc (actually _dl_argc) in r3 + lwz 3,0(29) + # pass envp (actually _dl_argv+_dl_argc+1) in r5 + slwi 5,3,2 + add 5,4,5 + addi 5,5,4 + # pass the auxilary vector in r6. This is passed just after _envp. + addi 6,5,-4 +2: lwzu 0,4(6) + cmpwi 1,0,0 + bne 2b + addi 6,6,4 + # pass a termination function pointer (in this case _dl_fini) in r7 + lwz 7,_dl_fini@got(31) + # now, call the start function in r30... + mtctr 30 + # pass the stack pointer in r1 (so far so good), pointing to a NULL value + # (this lets our startup code distinguish between a program linked statically, + # which linux will call with argc on top of the stack which will hopefully + # never be zero, and a dynamically linked program which will always have + # a NULL on the top of the stack). + # Take the opportunity to clear LR, so anyone who accidentally returns + # from _start gets SEGV. + li 0,0 + stw 0,0(1) + mtlr 0 + # and also clear _dl_starting_up + lwz 26,_dl_starting_up@got(31) + stw 0,0(3) + # go do it! + bctr +"); + +#define ELF_PREFERRED_ADDRESS_DATA static ElfW(Addr) _dl_preferred_address = 0; +#define ELF_PREFERRED_ADDRESS(loader, maplength, mapstartpref) \ +( { \ + ElfW(Addr) prefd; \ + if (mapstartpref != 0 && _dl_preferred_address == 0) \ + _dl_preferred_address = mapstartpref; \ + if (mapstartpref != 0) \ + prefd = mapstartpref; \ + else if (_dl_preferred_address < maplength + 0x50000) \ + prefd = 0; \ + else \ + prefd = _dl_preferred_address = \ + (_dl_preferred_address - maplength - 0x10000) & \ + ~(_dl_pagesize - 1); \ + prefd; \ +} ) +#define ELF_FIXED_ADDRESS(loader, mapstart) \ +( { \ + if (mapstart != 0 && _dl_preferred_address == 0) \ + _dl_preferred_address = mapstart; \ +} ) + +#define ELF_FIXUP_RETURNS_ADDRESS 1 diff --git a/sysdeps/powerpc/elf/start.c b/sysdeps/powerpc/elf/start.c new file mode 100644 index 0000000000..9b1cf1c026 --- /dev/null +++ b/sysdeps/powerpc/elf/start.c @@ -0,0 +1,111 @@ +/* Startup code compliant to the ELF PowerPC ABI. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This is SVR4/PPC ABI compliant, and works under Linux when + statically linked. */ + +#include <unistd.h> +#include <stdlib.h> + +/* Just a little assembler stub before gcc gets its hands on our + stack pointer... */ +asm ("\ + .text + .globl _start +_start: + # save the stack pointer, in case we're statically linked under Linux + mr 8,1 + # set up an initial stack frame, and clear the LR + addi 1,1,-16 + clrrwi 1,1,4 + li 0,0 + stw 0,0(1) + mtlr 0 + # set r13 to point at the 'small data area' + lis 13,_SDA_BASE_@ha + addi 13,13,_SDA_BASE_@l + # and continue below. + b __start1 +"); + +/* Define a symbol for the first piece of initialized data. */ +int __data_start = 0; +weak_alias (__data_start, data_start) + +/* these probably should go, at least go somewhere else + (sysdeps/mach/something?). */ +void (*_mach_init_routine) (void); +void (*_thread_init_routine) (void); + +void __libc_init_first (int argc, char **argv, char **envp); +int main (int argc, char **argv, char **envp, void *auxvec); +#ifdef HAVE_INITFINI +void _init (void); +void _fini (void); +#endif + + +static void __start1(int argc, char **argv, char **envp, + void *auxvec, void (*exitfn) (void), char **arguments) + __attribute__ ((unused)); +static void +__start1(int argc, char **argv, char **envp, + void *auxvec, void (*exitfn) (void), + char **arguments) +{ + /* the PPC SVR4 ABI says that the top thing on the stack will + be a NULL pointer, so if not we assume that we're being called + as a statically-linked program by Linux. */ + int abi_compliant_startup = *arguments == NULL; + + if (!abi_compliant_startup) + { + argc = *(int *) arguments; + argv = arguments+1; + envp = argv+argc+1; + auxvec = envp; + while (auxvec != NULL) + auxvec++; + auxvec++; + exitfn = NULL; + } + + if (exitfn != NULL) + atexit (exitfn); + + /* libc init routine, in case we are statically linked + (otherwise ld.so will have called it when it loaded libc, but + calling it twice doesn't hurt). */ + __libc_init_first (argc, argv, envp); + +#ifdef HAVE_INITFINI + /* ELF constructors/destructors */ + atexit (_fini); + _init (); +#endif + + /* Stuff so we can build Mach/Linux executables (like vmlinux). */ + if (_mach_init_routine != 0) + _mach_init_routine (); + if (_thread_init_routine != 0) + _thread_init_routine (); + + /* the rest of the program */ + exit (main (argc, argv, envp, auxvec)); +} diff --git a/sysdeps/powerpc/ffs.c b/sysdeps/powerpc/ffs.c new file mode 100644 index 0000000000..d9d7f267af --- /dev/null +++ b/sysdeps/powerpc/ffs.c @@ -0,0 +1,38 @@ +/* Find first set bit in a word, counted from least significant end. + For PowerPC. + Copyright (C) 1991, 1992, 1997 Free Software Foundation, Inc. + Contributed by Torbjorn Granlund (tege@sics.se). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <bstring.h> + +#undef ffs + +#ifdef __GNUC__ + +int +ffs (int x) +{ + int cnt; + + asm ("cntlzw %0,%1" : "=r" (cnt) : "r" (x & -x)); + return 32 - cnt; +} + +#else +#include <sysdeps/generic/ffs.c> +#endif diff --git a/sysdeps/powerpc/fpu_control.h b/sysdeps/powerpc/fpu_control.h new file mode 100644 index 0000000000..b31e0eeefd --- /dev/null +++ b/sysdeps/powerpc/fpu_control.h @@ -0,0 +1,77 @@ +/* FPU control word definitions. PowerPC version. + Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _FPU_CONTROL_H +#define _FPU_CONTROL_H + +/* rounding control */ +#define _FPU_RC_NEAREST 0x00 /* RECOMMENDED */ +#define _FPU_RC_DOWN 0x03 +#define _FPU_RC_UP 0x02 +#define _FPU_RC_ZERO 0x01 + +#define _FPU_MASK_NI 0x04 /* non-ieee mode */ + +/* masking of interrupts */ +#define _FPU_MASK_ZM 0x10 /* zero divide */ +#define _FPU_MASK_OM 0x40 /* overflow */ +#define _FPU_MASK_UM 0x20 /* underflow */ +#define _FPU_MASK_XM 0x08 /* inexact */ +#define _FPU_MASK_IM 0x80 /* invalid operation */ +#define _FPU_MASK_VXCVI 0x100 /* invalid operation for integer convert */ +#define _FPU_MASK_VXSQRT 0x200 /* invalid operation for square root */ +#define _FPU_MASK_VXSOFT 0x400 /* invalid operation raised by software */ + +#define _FPU_RESERVED 0xfffff800 /* These bits are reserved are not changed. */ + +/* The fdlibm code requires no interrupts for exceptions. Don't + change the rounding mode, it would break long double I/O! */ +#define _FPU_DEFAULT 0x00000000 /* Default value. */ + +/* IEEE: same as above, but (some) exceptions; + we leave the 'inexact' exception off. + */ +#define _FPU_IEEE 0x000003f0 + +/* Type of the control word. */ +typedef unsigned int fpu_control_t __attribute__ ((__mode__ (__SI__))); + +/* Macros for accessing the hardware control word. */ +#define _FPU_GETCW(cw) ( { \ + fpu_control_t tmp[2] __attribute__ ((__aligned__(8))); \ + __asm__ ("mffs 0; stfd 0,%0" : "=m" (*tmp) : : "fr0"); \ + tmp[1]; } ) +#define _FPU_SETCW(cw) { \ + fpu_control_t tmp[2] __attribute__ ((__aligned__(8))); \ + tmp[0] = 0xFFF80000; /* arbitrary, more-or-less */ \ + tmp[1] = cw; \ + __asm__ ("lfd 0,%0; mtfsf 255,0" : : "m" (*tmp) : "fr0"); \ +} + +/* Default control word set at startup. */ +extern fpu_control_t __fpu_control; + +__BEGIN_DECLS + +/* Called at startup. It can be used to manipulate fpu control register. */ +extern void __setfpucw __P ((fpu_control_t)); + +__END_DECLS + +#endif /* _FPU_CONTROL_H */ diff --git a/sysdeps/powerpc/jmp_buf.h b/sysdeps/powerpc/jmp_buf.h new file mode 100644 index 0000000000..df832b157c --- /dev/null +++ b/sysdeps/powerpc/jmp_buf.h @@ -0,0 +1,19 @@ +/* Define the machine-dependent type `jmp_buf'. PowerPC version. */ + +/* The previous jmp_buf.h had __jmp_buf defined as a structure. + We use an array of 'long int' instead, to make writing the + assembler easier. Naturally, user code should not depend on + either representation. */ + +#if defined (__USE_MISC) || defined (_ASM) +#define JB_GPR1 0 /* also known as the stack pointer */ +#define JB_GPR2 1 +#define JB_LR 2 +#define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total */ +#define JB_UNUSED 21 /* it's sometimes faster to store doubles word-aligned */ +#define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total */ +#endif + +#ifndef _ASM +typedef long int __jmp_buf[58]; +#endif diff --git a/sysdeps/powerpc/setjmp.S b/sysdeps/powerpc/setjmp.S new file mode 100644 index 0000000000..a2c0b8c53d --- /dev/null +++ b/sysdeps/powerpc/setjmp.S @@ -0,0 +1,66 @@ +/* setjmp for PowerPC. + Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _ASM +#include <jmp_buf.h> + +ENTRY (__sigsetjmp) + stw 1,(JB_GPR1*4)(3) + mflr 0 + stw 2,(JB_GPR2*4)(3) + stw 14,((JB_GPRS+0)*4)(3) + stfd 14,((JB_FPRS+0*2)*4)(3) + stw 0,(JB_LR*4)(3) + stw 15,((JB_GPRS+1)*4)(3) + stfd 15,((JB_FPRS+1*2)*4)(3) + stw 16,((JB_GPRS+2)*4)(3) + stfd 16,((JB_FPRS+2*2)*4)(3) + stw 17,((JB_GPRS+3)*4)(3) + stfd 17,((JB_FPRS+3*2)*4)(3) + stw 18,((JB_GPRS+4)*4)(3) + stfd 18,((JB_FPRS+4*2)*4)(3) + stw 19,((JB_GPRS+5)*4)(3) + stfd 19,((JB_FPRS+5*2)*4)(3) + stw 20,((JB_GPRS+6)*4)(3) + stfd 20,((JB_FPRS+6*2)*4)(3) + stw 21,((JB_GPRS+7)*4)(3) + stfd 21,((JB_FPRS+7*2)*4)(3) + stw 22,((JB_GPRS+8)*4)(3) + stfd 22,((JB_FPRS+8*2)*4)(3) + stw 23,((JB_GPRS+9)*4)(3) + stfd 23,((JB_FPRS+9*2)*4)(3) + stw 24,((JB_GPRS+10)*4)(3) + stfd 24,((JB_FPRS+10*2)*4)(3) + stw 25,((JB_GPRS+11)*4)(3) + stfd 25,((JB_FPRS+11*2)*4)(3) + stw 26,((JB_GPRS+12)*4)(3) + stfd 26,((JB_FPRS+12*2)*4)(3) + stw 27,((JB_GPRS+13)*4)(3) + stfd 27,((JB_FPRS+13*2)*4)(3) + stw 28,((JB_GPRS+14)*4)(3) + stfd 28,((JB_FPRS+14*2)*4)(3) + stw 29,((JB_GPRS+15)*4)(3) + stfd 29,((JB_FPRS+15*2)*4)(3) + stw 30,((JB_GPRS+16)*4)(3) + stfd 30,((JB_FPRS+16*2)*4)(3) + stw 31,((JB_GPRS+17)*4)(3) + stfd 31,((JB_FPRS+17*2)*4)(3) + b __sigjmp_save +END (__sigsetjmp) diff --git a/sysdeps/powerpc/strlen.S b/sysdeps/powerpc/strlen.S new file mode 100644 index 0000000000..95eaf94de1 --- /dev/null +++ b/sysdeps/powerpc/strlen.S @@ -0,0 +1,52 @@ +/* Optimized strlen implementation for PowerPC. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + + .section ".text" + .align 2 + .globl strlen + .type strlen,@function +strlen: + rlwinm 7,3,0,0,29 + lis 8,0x7f7f + lwz 11,0(7) + ori 8,8,32639 + rlwinm 4,3,3,27,28 + li 9,-1 + or 10,11,8 + and 0,11,8 + srw 9,9,4 + add 0,0,8 + nor 0,10,0 + and. 11,0,9 + bc 4,2,.L2 +.L3: + lwzu 11,4(7) + or 10,11,8 + and 0,11,8 + add 0,0,8 + nor. 11,10,0 + bc 12,2,.L3 +.L2: + subf 0,3,7 + cntlzw 3,11 + srwi 3,3,3 + add 3,0,3 + blr +.Lfe1: + .size strlen,.Lfe1-strlen diff --git a/sysdeps/unix/sysv/linux/i386/sigaction.c b/sysdeps/unix/sysv/linux/i386/sigaction.c index f3ecd4bd15..3f9d9463a0 100644 --- a/sysdeps/unix/sysv/linux/i386/sigaction.c +++ b/sysdeps/unix/sysv/linux/i386/sigaction.c @@ -1,42 +1,49 @@ /* POSIX.1 `sigaction' call for Linux/i386. -Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <sysdep.h> #include <errno.h> #include <stddef.h> #include <signal.h> +/* The difference here is that the sigaction structure used in the + kernel is not the same as we use in the libc. Therefore we must + translate it here. */ +#include <kernel_sigaction.h> + /* If ACT is not NULL, change the action for SIG to *ACT. If OACT is not NULL, put the old action for SIG in *OACT. */ int __sigaction (int sig, const struct sigaction *act, struct sigaction *oact) { - struct sigaction newact; + struct kernel_sigaction k_newact, k_oldact; int result; if (act) { - newact = *act; - newact.sa_restorer = ((act->sa_flags & SA_NOMASK) - ? &&restore_nomask : &&restore); - act = &newact; + k_newact.sa_handler = act->sa_handler; + k_newact.sa_mask = act->sa_mask.__val[0]; + k_newact.sa_flags = act->sa_flags; + + k_newact.sa_restorer = ((act->sa_flags & SA_NOMASK) + ? &&restore_nomask : &&restore); } asm volatile ("pushl %%ebx\n" @@ -44,13 +51,23 @@ __sigaction (int sig, const struct sigaction *act, struct sigaction *oact) "int $0x80\n" "popl %%ebx" : "=a" (result) - : "0" (SYS_ify (sigaction)), "r" (sig), "c" (act), "d" (oact)); + : "0" (SYS_ify (sigaction)), "r" (sig), + "c" (act ? &k_newact : 0), "d" (oact ? &k_oldact : 0)); if (result < 0) { __set_errno (-result); return -1; } + + if (oact) + { + oact->sa_handler = k_oldact.sa_handler; + oact->sa_mask.__val[0] = k_oldact.sa_mask; + oact->sa_flags = k_oldact.sa_flags; + oact->sa_restorer = k_oldact.sa_restorer; + } + return 0; restore: diff --git a/sysdeps/unix/sysv/linux/netinet/in.h b/sysdeps/unix/sysv/linux/netinet/in.h index 5b6cc78821..bbc625435c 100644 --- a/sysdeps/unix/sysv/linux/netinet/in.h +++ b/sysdeps/unix/sysv/linux/netinet/in.h @@ -127,13 +127,13 @@ struct in_addr /* Address to send to all hosts. */ #define INADDR_BROADCAST ((unsigned) 0xffffffff) /* Address indicating an error return. */ -#define INADDR_NONE 0xffffffff +#define INADDR_NONE ((unsigned) 0xffffffff) /* Network number for local host loopback. */ #define IN_LOOPBACKNET 127 /* Address to loopback in software to local host. */ #ifndef INADDR_LOOPBACK -#define INADDR_LOOPBACK 0x7f000001 /* Internet address 127.0.0.1. */ +#define INADDR_LOOPBACK ((unsigned) 0x7f000001) /* Inet address 127.0.0.1. */ #endif diff --git a/sysdeps/unix/sysv/linux/poll.c b/sysdeps/unix/sysv/linux/poll.c index 337b85005f..875c3b48f8 100644 --- a/sysdeps/unix/sysv/linux/poll.c +++ b/sysdeps/unix/sysv/linux/poll.c @@ -22,7 +22,9 @@ extern int __syscall_poll __P ((struct pollfd *fds, unsigned int nfds, int timeout)); -extern int __emulate_poll __P ((struct pollfd *fds, unsigned long int nfds, +weak_extern (__syscall_poll) + +static int __emulate_poll __P ((struct pollfd *fds, unsigned long int nfds, int timeout)); /* The real implementation. */ @@ -33,13 +35,17 @@ poll (fds, nfds, timeout) int timeout; { static int must_emulate = 0; + int (*syscall) __P ((struct pollfd *, unsigned int, int)) = __syscall_poll; if (!must_emulate) { - int retval = __syscall_poll (fds, nfds, timeout); + if (syscall) + { + int retval = __syscall_poll (fds, nfds, timeout); - if (retval >= 0 || errno != ENOSYS) - return retval; + if (retval >= 0 || errno != ENOSYS) + return retval; + } must_emulate = 1; } @@ -49,5 +55,5 @@ poll (fds, nfds, timeout) /* Get the emulation code. */ -#define poll(fds, nfds, timeout) __emulate_poll (fds, nfds, timeout) +#define poll(fds, nfds, timeout) static __emulate_poll (fds, nfds, timeout) #include <sysdeps/unix/bsd/poll.c> diff --git a/sysdeps/unix/sysv/linux/powerpc/Dist b/sysdeps/unix/sysv/linux/powerpc/Dist new file mode 100644 index 0000000000..3df65c325c --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/Dist @@ -0,0 +1,4 @@ +clone.S +ioctl-types.h +termbits.h +termios.h diff --git a/sysdeps/unix/sysv/linux/powerpc/_exit.S b/sysdeps/unix/sysv/linux/powerpc/_exit.S new file mode 100644 index 0000000000..a1ca375d54 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/_exit.S @@ -0,0 +1,26 @@ +/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + +/* The 'exit' syscall does not return. */ + + .text +ENTRY(_exit) + DO_CALL (SYS_ify (exit)) +PSEUDO_END (_exit) diff --git a/sysdeps/unix/sysv/linux/powerpc/brk.c b/sysdeps/unix/sysv/linux/powerpc/brk.c new file mode 100644 index 0000000000..e9826bd098 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/brk.c @@ -0,0 +1,47 @@ +/* brk system call for Linux/ppc. + Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <errno.h> + +void *__curbrk; + +int +__brk (void *addr) +{ + register void *syscall_arg asm ("r3") = addr; + register int syscall_number asm ("r0") = SYS_ify (brk); + register void *newbrk asm ("r3"); + asm ("sc" + : "=r" (newbrk) + : "r" (syscall_arg), "r" (syscall_number) + : "r4","r5","r6","r7","r8","r9","r10","r11","r12", + "ctr", "mq", "cr0", "cr1", "cr6", "cr7"); + + __curbrk = newbrk; + + if (newbrk < addr) + { + __set_errno (ENOMEM); + return -1; + } + + return 0; +} +weak_alias (__brk, brk) diff --git a/sysdeps/unix/sysv/linux/powerpc/clone.S b/sysdeps/unix/sysv/linux/powerpc/clone.S new file mode 100644 index 0000000000..e5fa16d8c5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/clone.S @@ -0,0 +1,74 @@ +/* Wrapper around clone system call. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <errnos.h> + +/* This is the only really unusual system call in PPC linux, but not + because of any weirdness in the system call itself; because of + all the freaky stuff we have to do to make the call useful. */ + +/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */ + +ENTRY(clone) + /* Set up stack frame, save registers. */ + stwu 1,-20(1) + stw 31,16(1) + + /* Check for child_stack == NULL, fn == NULL. */ + mr. 31,4 + cmpwi 1,3,0 + cror 2+0*4,2+0*4,2+1*4 + beq- 0,badargs + + /* Save 'fn' and its argument on the new stack. */ + stw 3,0(4) + stw 6,4(4) + + /* 'flags' argument is (only) parameter to clone syscall. */ + mr 3,5 + + /* Do the call. */ + DO_CALL(SYS_ify(clone)) + bso- error + beq child + + /* Parent. Restore registers & return. */ + lwz 31,20(1) + addi 1,1,20 + blr + +child: + /* Get address of procedure to call. */ + lwz 0,0(31) + /* Set up argument register. */ + lwz 3,4(31) + mtlr 0 + /* Switch to new stack. */ + mr 1,31 + /* Call procedure. */ + blrl + /* Call _exit with result from procedure. */ + DO_CALL (SYS_ify (exit)) + +badargs: + li 3,-EINVAL +error: + b __syscall_error diff --git a/sysdeps/unix/sysv/linux/powerpc/init-first.h b/sysdeps/unix/sysv/linux/powerpc/init-first.h new file mode 100644 index 0000000000..df702380fa --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/init-first.h @@ -0,0 +1,27 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* The job of this fragment it to find argc and friends for INIT. + They are passed to this routine by either the program loader + code in start.c, or by by dlopen.*/ + +#define SYSDEP_CALL_INIT(NAME, INIT) \ +void NAME (int argc, char **argv, char **envp) \ +{ \ + INIT (argc, argv, envp); \ +} diff --git a/sysdeps/unix/sysv/linux/powerpc/ioctl-types.h b/sysdeps/unix/sysv/linux/powerpc/ioctl-types.h new file mode 100644 index 0000000000..9e2695652e --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/ioctl-types.h @@ -0,0 +1 @@ +#include <termios.h> diff --git a/sysdeps/unix/sysv/linux/powerpc/profil.c b/sysdeps/unix/sysv/linux/powerpc/profil.c new file mode 100644 index 0000000000..6ab8065da3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/profil.c @@ -0,0 +1,2 @@ +/* For now. */ +#include <sysdeps/stub/profil.c> diff --git a/sysdeps/unix/sysv/linux/powerpc/sigreturn.S b/sysdeps/unix/sysv/linux/powerpc/sigreturn.S new file mode 100644 index 0000000000..748c26761f --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/sigreturn.S @@ -0,0 +1,26 @@ +/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + +/* The 'sigreturn' syscall does not return. */ + + .text +ENTRY(__sigreturn) + DO_CALL(SYS_ify(sigreturn)) +PSEUDO_END (__sigreturn) diff --git a/sysdeps/unix/sysv/linux/powerpc/socket.S b/sysdeps/unix/sysv/linux/powerpc/socket.S new file mode 100644 index 0000000000..32bb8f64cd --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/socket.S @@ -0,0 +1,83 @@ +/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <sys/socketcall.h> + +#define P(a, b) P2(a, b) +#define P2(a, b) a##b + +/* The socket-oriented system calls are handled unusally in Linux. + They are all gated through the single `socketcall' system call number. + `socketcall' takes two arguments: the first is the subcode, specifying + which socket function is being called; and the second is a pointer to + the arguments to the specific function. + + The .S files for the other calls just #define socket and #include this. + They also #define a 'number-of-arguments' word in NARGS, which + defaults to 3. */ + +#ifndef NARGS +#ifdef socket +#error NARGS not defined +#endif +#define NARGS 3 +#endif + +#define stackblock 20 + + .text +ENTRY(P(__,socket)) + stwu 1,-48(1) +#if NARGS >= 1 + stw 3,stackblock(1) +#endif +#if NARGS >= 2 + stw 4,4+stackblock(1) +#endif +#if NARGS >= 3 + stw 5,8+stackblock(1) +#endif +#if NARGS >= 4 + stw 6,12+stackblock(1) +#endif +#if NARGS >= 5 + stw 7,16+stackblock(1) +#endif +#if NARGS >= 6 + stw 8,20+stackblock(1) +#endif +#if NARGS >= 7 + stw 9,24+stackblock(1) +#endif +#if NARGS >= 8 + stw 10,28+stackblock(1) +#endif +#if NARGS >= 9 +#error too many arguments! +#endif + li 3,P(SOCKOP_,socket) + addi 4,1,stackblock + DO_CALL(SYS_ify(socketcall)) + addi 1,1,48 + bnslr + b __syscall_error + +PSEUDO_END (P(__,socket)) + +weak_alias (P(__,socket), socket) diff --git a/sysdeps/unix/sysv/linux/powerpc/syscall.S b/sysdeps/unix/sysv/linux/powerpc/syscall.S new file mode 100644 index 0000000000..9b3f66682e --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/syscall.S @@ -0,0 +1,32 @@ +/* Copyright (C) 1991, 1992, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + .text +ENTRY (syscall) + mr 0,3 + mr 3,4 + mr 4,5 + mr 5,6 + mr 6,7 + mr 7,8 + sc + bnslr + b __syscall_error +PSEUDO_END (syscall) diff --git a/sysdeps/unix/sysv/linux/powerpc/syscall.h b/sysdeps/unix/sysv/linux/powerpc/syscall.h new file mode 100644 index 0000000000..c6bac3de5b --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/syscall.h @@ -0,0 +1,357 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _SYSCALL_H +#define _SYSCALL_H 1 + +/* normally, we'd get syscalls from asm/unistd.h under Linux, but this + is very broken under MkLinux/PPC, so we list them right here directly. */ + +#define __NR_setup 0 +#define __NR_exit 1 +#define __NR_fork 2 +#define __NR_read 3 +#define __NR_write 4 +#define __NR_open 5 +#define __NR_close 6 +#define __NR_waitpid 7 +#define __NR_creat 8 +#define __NR_link 9 +#define __NR_unlink 10 +#define __NR_execve 11 +#define __NR_chdir 12 +#define __NR_time 13 +#define __NR_mknod 14 +#define __NR_chmod 15 +#define __NR_chown 16 +#define __NR_break 17 +#define __NR_oldstat 18 +#define __NR_lseek 19 +#define __NR_getpid 20 +#define __NR_mount 21 +#define __NR_umount 22 +#define __NR_setuid 23 +#define __NR_getuid 24 +#define __NR_stime 25 +#define __NR_ptrace 26 +#define __NR_alarm 27 +#define __NR_oldfstat 28 +#define __NR_pause 29 +#define __NR_utime 30 +#define __NR_stty 31 +#define __NR_gtty 32 +#define __NR_access 33 +#define __NR_nice 34 +#define __NR_ftime 35 +#define __NR_sync 36 +#define __NR_kill 37 +#define __NR_rename 38 +#define __NR_mkdir 39 +#define __NR_rmdir 40 +#define __NR_dup 41 +#define __NR_pipe 42 +#define __NR_times 43 +#define __NR_prof 44 +#define __NR_brk 45 +#define __NR_setgid 46 +#define __NR_getgid 47 +#define __NR_signal 48 +#define __NR_geteuid 49 +#define __NR_getegid 50 +#define __NR_acct 51 +#define __NR_phys 52 +#define __NR_lock 53 +#define __NR_ioctl 54 +#define __NR_fcntl 55 +#define __NR_mpx 56 +#define __NR_setpgid 57 +#define __NR_ulimit 58 +#define __NR_oldolduname 59 +#define __NR_umask 60 +#define __NR_chroot 61 +#define __NR_ustat 62 +#define __NR_dup2 63 +#define __NR_getppid 64 +#define __NR_getpgrp 65 +#define __NR_setsid 66 +#define __NR_sigaction 67 +#define __NR_sgetmask 68 +#define __NR_ssetmask 69 +#define __NR_setreuid 70 +#define __NR_setregid 71 +#define __NR_sigsuspend 72 +#define __NR_sigpending 73 +#define __NR_sethostname 74 +#define __NR_setrlimit 75 +#define __NR_getrlimit 76 +#define __NR_getrusage 77 +#define __NR_gettimeofday 78 +#define __NR_settimeofday 79 +#define __NR_getgroups 80 +#define __NR_setgroups 81 +#define __NR_select 82 +#define __NR_symlink 83 +#define __NR_oldlstat 84 +#define __NR_readlink 85 +#define __NR_uselib 86 +#define __NR_swapon 87 +#define __NR_reboot 88 +#define __NR_readdir 89 +#define __NR_mmap 90 +#define __NR_munmap 91 +#define __NR_truncate 92 +#define __NR_ftruncate 93 +#define __NR_fchmod 94 +#define __NR_fchown 95 +#define __NR_getpriority 96 +#define __NR_setpriority 97 +#define __NR_profil 98 +#define __NR_statfs 99 +#define __NR_fstatfs 100 +#define __NR_ioperm 101 +#define __NR_socketcall 102 +#define __NR_syslog 103 +#define __NR_setitimer 104 +#define __NR_getitimer 105 +#define __NR_stat 106 +#define __NR_lstat 107 +#define __NR_fstat 108 +#define __NR_olduname 109 +#define __NR_iopl 110 +#define __NR_vhangup 111 +#define __NR_idle 112 +#define __NR_vm86 113 +#define __NR_wait4 114 +#define __NR_swapoff 115 +#define __NR_sysinfo 116 +#define __NR_ipc 117 +#define __NR_fsync 118 +#define __NR_sigreturn 119 +#define __NR_clone 120 +#define __NR_setdomainname 121 +#define __NR_uname 122 +#define __NR_modify_ldt 123 +#define __NR_adjtimex 124 +#define __NR_mprotect 125 +#define __NR_sigprocmask 126 +#define __NR_create_module 127 +#define __NR_init_module 128 +#define __NR_delete_module 129 +#define __NR_get_kernel_syms 130 +#define __NR_quotactl 131 +#define __NR_getpgid 132 +#define __NR_fchdir 133 +#define __NR_bdflush 134 +#define __NR_sysfs 135 +#define __NR_personality 136 +#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ +#define __NR_setfsuid 138 +#define __NR_setfsgid 139 +#define __NR__llseek 140 +#define __NR_getdents 141 +#define __NR__newselect 142 +#define __NR_flock 143 +#define __NR_msync 144 +#define __NR_readv 145 +#define __NR_writev 146 +#define __NR_getsid 147 +#define __NR_fdatasync 148 +#define __NR__sysctl 149 +#define __NR_mlock 150 +#define __NR_munlock 151 +#define __NR_mlockall 152 +#define __NR_munlockall 153 +#define __NR_sched_setparam 154 +#define __NR_sched_getparam 155 +#define __NR_sched_setscheduler 156 +#define __NR_sched_getscheduler 157 +#define __NR_sched_yield 158 +#define __NR_sched_get_priority_max 159 +#define __NR_sched_get_priority_min 160 +#define __NR_sched_rr_get_interval 161 +#define __NR_nanosleep 162 +#define __NR_mremap 163 + +#ifndef _LIBC +#define SYS_setup 0 +#define SYS_exit 1 +#define SYS_fork 2 +#define SYS_read 3 +#define SYS_write 4 +#define SYS_open 5 +#define SYS_close 6 +#define SYS_waitpid 7 +#define SYS_creat 8 +#define SYS_link 9 +#define SYS_unlink 10 +#define SYS_execve 11 +#define SYS_chdir 12 +#define SYS_time 13 +#define SYS_mknod 14 +#define SYS_chmod 15 +#define SYS_chown 16 +#define SYS_break 17 +#define SYS_oldstat 18 +#define SYS_lseek 19 +#define SYS_getpid 20 +#define SYS_mount 21 +#define SYS_umount 22 +#define SYS_setuid 23 +#define SYS_getuid 24 +#define SYS_stime 25 +#define SYS_ptrace 26 +#define SYS_alarm 27 +#define SYS_oldfstat 28 +#define SYS_pause 29 +#define SYS_utime 30 +#define SYS_stty 31 +#define SYS_gtty 32 +#define SYS_access 33 +#define SYS_nice 34 +#define SYS_ftime 35 +#define SYS_sync 36 +#define SYS_kill 37 +#define SYS_rename 38 +#define SYS_mkdir 39 +#define SYS_rmdir 40 +#define SYS_dup 41 +#define SYS_pipe 42 +#define SYS_times 43 +#define SYS_prof 44 +#define SYS_brk 45 +#define SYS_setgid 46 +#define SYS_getgid 47 +#define SYS_signal 48 +#define SYS_geteuid 49 +#define SYS_getegid 50 +#define SYS_acct 51 +#define SYS_phys 52 +#define SYS_lock 53 +#define SYS_ioctl 54 +#define SYS_fcntl 55 +#define SYS_mpx 56 +#define SYS_setpgid 57 +#define SYS_ulimit 58 +#define SYS_oldolduname 59 +#define SYS_umask 60 +#define SYS_chroot 61 +#define SYS_ustat 62 +#define SYS_dup2 63 +#define SYS_getppid 64 +#define SYS_getpgrp 65 +#define SYS_setsid 66 +#define SYS_sigaction 67 +#define SYS_sgetmask 68 +#define SYS_ssetmask 69 +#define SYS_setreuid 70 +#define SYS_setregid 71 +#define SYS_sigsuspend 72 +#define SYS_sigpending 73 +#define SYS_sethostname 74 +#define SYS_setrlimit 75 +#define SYS_getrlimit 76 +#define SYS_getrusage 77 +#define SYS_gettimeofday 78 +#define SYS_settimeofday 79 +#define SYS_getgroups 80 +#define SYS_setgroups 81 +#define SYS_select 82 +#define SYS_symlink 83 +#define SYS_oldlstat 84 +#define SYS_readlink 85 +#define SYS_uselib 86 +#define SYS_swapon 87 +#define SYS_reboot 88 +#define SYS_readdir 89 +#define SYS_mmap 90 +#define SYS_munmap 91 +#define SYS_truncate 92 +#define SYS_ftruncate 93 +#define SYS_fchmod 94 +#define SYS_fchown 95 +#define SYS_getpriority 96 +#define SYS_setpriority 97 +#define SYS_profil 98 +#define SYS_statfs 99 +#define SYS_fstatfs 100 +#define SYS_ioperm 101 +#define SYS_socketcall 102 +#define SYS_syslog 103 +#define SYS_setitimer 104 +#define SYS_getitimer 105 +#define SYS_stat 106 +#define SYS_lstat 107 +#define SYS_fstat 108 +#define SYS_olduname 109 +#define SYS_iopl 110 +#define SYS_vhangup 111 +#define SYS_idle 112 +#define SYS_vm86 113 +#define SYS_wait4 114 +#define SYS_swapoff 115 +#define SYS_sysinfo 116 +#define SYS_ipc 117 +#define SYS_fsync 118 +#define SYS_sigreturn 119 +#define SYS_clone 120 +#define SYS_setdomainname 121 +#define SYS_uname 122 +#define SYS_modify_ldt 123 +#define SYS_adjtimex 124 +#define SYS_mprotect 125 +#define SYS_sigprocmask 126 +#define SYS_create_module 127 +#define SYS_init_module 128 +#define SYS_delete_module 129 +#define SYS_get_kernel_syms 130 +#define SYS_quotactl 131 +#define SYS_getpgid 132 +#define SYS_fchdir 133 +#define SYS_bdflush 134 +#define SYS_sysfs 135 +#define SYS_personality 136 +#define SYS_afs_syscall 137 /* Syscall for Andrew File System */ +#define SYS_setfsuid 138 +#define SYS_setfsgid 139 +#define SYS__llseek 140 +#define SYS_getdents 141 +#define SYS__newselect 142 +#define SYS_flock 143 +#define SYS_msync 144 +#define SYS_readv 145 +#define SYS_writev 146 +#define SYS_getsid 147 +#define SYS_fdatasync 148 +#define SYS__sysctl 149 +#define SYS_mlock 150 +#define SYS_munlock 151 +#define SYS_mlockall 152 +#define SYS_munlockall 153 +#define SYS_sched_setparam 154 +#define SYS_sched_getparam 155 +#define SYS_sched_setscheduler 156 +#define SYS_sched_getscheduler 157 +#define SYS_sched_yield 158 +#define SYS_sched_get_priority_max 159 +#define SYS_sched_get_priority_min 160 +#define SYS_sched_rr_get_interval 161 +#define SYS_nanosleep 162 +#define SYS_mremap 163 +#endif + +#endif diff --git a/sysdeps/unix/sysv/linux/powerpc/syscalls.list b/sysdeps/unix/sysv/linux/powerpc/syscalls.list new file mode 100644 index 0000000000..7883d70719 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/syscalls.list @@ -0,0 +1,3 @@ +# File name Caller Syscall name # args Strong name Weak names + +s_llseek llseek _llseek 5 __sys_llseek diff --git a/sysdeps/unix/sysv/linux/powerpc/sysdep.c b/sysdeps/unix/sysv/linux/powerpc/sysdep.c new file mode 100644 index 0000000000..3896111005 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/sysdep.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <errno.h> + +/* This routine is jumped to by all the syscall handlers, to stash + an error number into errno. */ +int +__syscall_error (int err_no) +{ + __set_errno (err_no); + return -1; +} + +/* We also have to have a 'real' definition of errno. */ +#undef errno +int errno = 0; diff --git a/sysdeps/unix/sysv/linux/powerpc/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/sysdep.h new file mode 100644 index 0000000000..c08e3d8060 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/sysdep.h @@ -0,0 +1,53 @@ +/* Copyright (C) 1992, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdeps/unix/sysdep.h> + +/* For Linux we can use the system call table in the header file + /usr/include/asm/unistd.h + of the kernel. But these symbols do not follow the SYS_* syntax + so we have to redefine the `SYS_ify' macro here. */ +#undef SYS_ify +#ifdef __STDC__ +# define SYS_ify(syscall_name) __NR_##syscall_name +#else +# define SYS_ify(syscall_name) __NR_/**/syscall_name +#endif + +#ifdef ASSEMBLER + +#define ENTRY(name) \ + .globl name; \ + .type name,@function; \ + .align 2; \ + C_LABEL(name) + +#define DO_CALL(syscall) \ + li 0,syscall; \ + sc + +#define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (name) \ + DO_CALL (SYS_ify (syscall_name)); \ + bnslr; \ + b __syscall_error + +#define ret /* Nothing (should be 'blr', but never reached). */ + +#endif /* ASSEMBLER */ diff --git a/sysdeps/unix/sysv/linux/powerpc/termbits.h b/sysdeps/unix/sysv/linux/powerpc/termbits.h new file mode 100644 index 0000000000..d1b0a3e3cb --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/termbits.h @@ -0,0 +1,356 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _TERMBITS_H +#define _TERMBITS_H + +#include <linux/posix_types.h> + +typedef unsigned char cc_t; +typedef unsigned int speed_t; +typedef unsigned int tcflag_t; + +/* + * termios type and macro definitions. Be careful about adding stuff + * to this file since it's used in GNU libc and there are strict rules + * concerning namespace pollution. + */ + +#define NCCS 19 +struct termios { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_cc[NCCS]; /* control characters */ + cc_t c_line; /* line discipline (== c_cc[19]) */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + +/* c_cc characters */ +#define VINTR 0 +#define VQUIT 1 +#define VERASE 2 +#define VKILL 3 +#define VEOF 4 +#define VMIN 5 +#define VEOL 6 +#define VTIME 7 +#define VEOL2 8 +#define VSWTC 9 + +#define VWERASE 10 +#define VREPRINT 11 +#define VSUSP 12 +#define VSTART 13 +#define VSTOP 14 +#define VLNEXT 15 +#define VDISCARD 16 + +/* c_iflag bits */ +#define IGNBRK 0000001 +#define BRKINT 0000002 +#define IGNPAR 0000004 +#define PARMRK 0000010 +#define INPCK 0000020 +#define ISTRIP 0000040 +#define INLCR 0000100 +#define IGNCR 0000200 +#define ICRNL 0000400 +#define IXON 0001000 +#define IXOFF 0002000 +#if !defined(KERNEL) || defined(__USE_BSD) + /* POSIX.1 doesn't want these... */ +# define IXANY 0004000 +# define IUCLC 0010000 +# define IMAXBEL 0020000 +#endif + +/* c_oflag bits */ +#define OPOST 0000001 +#define ONLCR 0000002 +#define OLCUC 0000004 + +#define OCRNL 0000010 +#define ONOCR 0000020 +#define ONLRET 0000040 + +#define OFILL 00000100 +#define OFDEL 00000200 +#define NLDLY 00001400 +#define NL0 00000000 +#define NL1 00000400 +#define NL2 00001000 +#define NL3 00001400 +#define TABDLY 00006000 +#define TAB0 00000000 +#define TAB1 00002000 +#define TAB2 00004000 +#define TAB3 00006000 +#define CRDLY 00030000 +#define CR0 00000000 +#define CR1 00010000 +#define CR2 00020000 +#define CR3 00030000 +#define FFDLY 00040000 +#define FF0 00000000 +#define FF1 00040000 +#define BSDLY 00100000 +#define BS0 00000000 +#define BS1 00100000 +#define VTDLY 00200000 +#define VT0 00000000 +#define VT1 00200000 +#define XTABS 01000000 /* Hmm.. Linux/i386 considers this part of TABDLY.. */ + +/* c_cflag bit meaning */ +#define CBAUD 0000377 +#define B0 0000000 /* hang up */ +#define B50 0000001 +#define B75 0000002 +#define B110 0000003 +#define B134 0000004 +#define B150 0000005 +#define B200 0000006 +#define B300 0000007 +#define B600 0000010 +#define B1200 0000011 +#define B1800 0000012 +#define B2400 0000013 +#define B4800 0000014 +#define B9600 0000015 +#define B19200 0000016 +#define B38400 0000017 +#define EXTA B19200 +#define EXTB B38400 +#define CBAUDEX 0000020 +#define B57600 00020 +#define B115200 00021 +#define B230400 00022 +#define B460800 00023 + +#define CSIZE 00001400 +#define CS5 00000000 +#define CS6 00000400 +#define CS7 00001000 +#define CS8 00001400 + +#define CSTOPB 00002000 +#define CREAD 00004000 +#define PARENB 00010000 +#define PARODD 00020000 +#define HUPCL 00040000 + +#define CLOCAL 00100000 +#define CRTSCTS 020000000000 /* flow control */ + +/* c_lflag bits */ +#define ISIG 0x00000080 +#define ICANON 0x00000100 +#define XCASE 0x00004000 +#define ECHO 0x00000008 +#define ECHOE 0x00000002 +#define ECHOK 0x00000004 +#define ECHONL 0x00000010 +#define NOFLSH 0x80000000 +#define TOSTOP 0x00400000 +#define ECHOCTL 0x00000040 +#define ECHOPRT 0x00000020 +#define ECHOKE 0x00000001 +#define FLUSHO 0x00800000 +#define PENDIN 0x20000000 +#define IEXTEN 0x00000400 + +/* Values for the ACTION argument to `tcflow'. */ +#define TCOOFF 0 +#define TCOON 1 +#define TCIOFF 2 +#define TCION 3 + +/* Values for the QUEUE_SELECTOR argument to `tcflush'. */ +#define TCIFLUSH 0 +#define TCOFLUSH 1 +#define TCIOFLUSH 2 + +/* Values for the OPTIONAL_ACTIONS argument to `tcsetattr'. */ +#define TCSANOW 0 +#define TCSADRAIN 1 +#define TCSAFLUSH 2 + +struct sgttyb { + char sg_ispeed; + char sg_ospeed; + char sg_erase; + char sg_kill; + short sg_flags; +}; + +struct tchars { + char t_intrc; + char t_quitc; + char t_startc; + char t_stopc; + char t_eofc; + char t_brkc; +}; + +struct ltchars { + char t_suspc; + char t_dsuspc; + char t_rprntc; + char t_flushc; + char t_werasc; + char t_lnextc; +}; + +#define FIOCLEX _IO('f', 1) +#define FIONCLEX _IO('f', 2) +#define FIOASYNC _IOW('f', 125, int) +#define FIONBIO _IOW('f', 126, int) +#define FIONREAD _IOR('f', 127, int) +#define TIOCINQ FIONREAD + +#define TIOCGETP _IOR('t', 8, struct sgttyb) +#define TIOCSETP _IOW('t', 9, struct sgttyb) +#define TIOCSETN _IOW('t', 10, struct sgttyb) /* TIOCSETP wo flush */ + +#define TIOCSETC _IOW('t', 17, struct tchars) +#define TIOCGETC _IOR('t', 18, struct tchars) +#define TCGETS _IOR('t', 19, struct termios) +#define TCSETS _IOW('t', 20, struct termios) +#define TCSETSW _IOW('t', 21, struct termios) +#define TCSETSF _IOW('t', 22, struct termios) + +#define TCGETA _IOR('t', 23, struct termio) +#define TCSETA _IOW('t', 24, struct termio) +#define TCSETAW _IOW('t', 25, struct termio) +#define TCSETAF _IOW('t', 28, struct termio) + +#define TCSBRK _IO('t', 29) +#define TCXONC _IO('t', 30) +#define TCFLSH _IO('t', 31) + +#define TIOCSWINSZ _IOW('t', 103, struct winsize) +#define TIOCGWINSZ _IOR('t', 104, struct winsize) +#define TIOCSTART _IO('t', 110) /* start output, like ^Q */ +#define TIOCSTOP _IO('t', 111) /* stop output, like ^S */ +#define TIOCOUTQ _IOR('t', 115, int) /* output queue size */ + +#define TIOCGLTC _IOR('t', 116, struct ltchars) +#define TIOCSLTC _IOW('t', 117, struct ltchars) +#define TIOCSPGRP _IOW('t', 118, int) +#define TIOCGPGRP _IOR('t', 119, int) + +#define TIOCEXCL 0x540C +#define TIOCNXCL 0x540D +#define TIOCSCTTY 0x540E + +#define TIOCSTI 0x5412 +#define TIOCMGET 0x5415 +#define TIOCMBIS 0x5416 +#define TIOCMBIC 0x5417 +#define TIOCMSET 0x5418 +#define TIOCGSOFTCAR 0x5419 +#define TIOCSSOFTCAR 0x541A +#define TIOCLINUX 0x541C +#define TIOCCONS 0x541D +#define TIOCGSERIAL 0x541E +#define TIOCSSERIAL 0x541F +#define TIOCPKT 0x5420 + +#define TIOCNOTTY 0x5422 +#define TIOCSETD 0x5423 +#define TIOCGETD 0x5424 +#define TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ +#define TIOCTTYGSTRUCT 0x5426 /* For debugging only */ + +#define TIOCSERCONFIG 0x5453 +#define TIOCSERGWILD 0x5454 +#define TIOCSERSWILD 0x5455 +#define TIOCGLCKTRMIOS 0x5456 +#define TIOCSLCKTRMIOS 0x5457 +#define TIOCSERGSTRUCT 0x5458 /* For debugging only */ +#define TIOCSERGETLSR 0x5459 /* Get line status register */ +#define TIOCSERGETMULTI 0x545A /* Get multiport config */ +#define TIOCSERSETMULTI 0x545B /* Set multiport config */ + +#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */ +#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ + +/* Used for packet mode */ +#define TIOCPKT_DATA 0 +#define TIOCPKT_FLUSHREAD 1 +#define TIOCPKT_FLUSHWRITE 2 +#define TIOCPKT_STOP 4 +#define TIOCPKT_START 8 +#define TIOCPKT_NOSTOP 16 +#define TIOCPKT_DOSTOP 32 + +struct winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#define NCC 10 +struct termio { + unsigned short c_iflag; /* input mode flags */ + unsigned short c_oflag; /* output mode flags */ + unsigned short c_cflag; /* control mode flags */ + unsigned short c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[NCC]; /* control characters */ +}; + +/* c_cc characters */ +#define _VINTR 0 +#define _VQUIT 1 +#define _VERASE 2 +#define _VKILL 3 +#define _VEOF 4 +#define _VMIN 5 +#define _VEOL 6 +#define _VTIME 7 +#define _VEOL2 8 +#define _VSWTC 9 + +/* modem lines */ +#define TIOCM_LE 0x001 +#define TIOCM_DTR 0x002 +#define TIOCM_RTS 0x004 +#define TIOCM_ST 0x008 +#define TIOCM_SR 0x010 +#define TIOCM_CTS 0x020 +#define TIOCM_CAR 0x040 +#define TIOCM_RNG 0x080 +#define TIOCM_DSR 0x100 +#define TIOCM_CD TIOCM_CAR +#define TIOCM_RI TIOCM_RNG + +/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ +#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ + +/* line disciplines */ +#define N_TTY 0 +#define N_SLIP 1 +#define N_MOUSE 2 +#define N_PPP 3 + +#endif /* _TERMBITS_H */ diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index 867e3bce3e..4e92f6d35c 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -30,10 +30,10 @@ nanosleep - nanosleep 2 __libc_nanosleep __nanosleep nanosleep pause - pause 0 __libc_pause pause personality init-first personality 1 __personality personality pipe - pipe 1 __pipe pipe -s_poll EXTRA poll 3 __syscall_poll query_module EXTRA query_module 5 query_module s_getdents EXTRA getdents 3 __getdents s_getpriority getpriority getpriority 2 __syscall_getpriority +s_poll poll poll 3 __syscall_poll s_ptrace ptrace ptrace 4 __syscall_ptrace s_reboot EXTRA reboot 3 __syscall_reboot s_sigaction sigaction sigaction 3 __syscall_sigaction |