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1998-12-31 Ulrich Drepper <drepper@cygnus.com> * iconvdata/Makefile: Use rpath $ORIGIN for modules which use any of the conversion libraries. * include/features.h: Mention latest extensions in _POSIX_C_SOURCE description. * libio/genops.c (list_all_lock): New variable. (_IO_un_link, _IO_link_in): Acquire lock before modifying _IO_list_all. [PR libc/911]. * sysdeps/i386/i686/strtok.s: Add missing cld. * sysdeps/i386/i686/mempcpy.S: New file. 1998-12-30 Geoff Keating <geoffk@ozemail.com.au> Suppress parentheses warnings: * sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c (DL_FIND_ARG_COMPONENTS): here, * sysdeps/powerpc/dl-machine.c: here, * sysdeps/powerpc/fclrexcpt.c (feclearexcept): here, * sysdeps/powerpc/fesetround.c (fesetround): here, * sysdeps/powerpc/feupdateenv.c (feupdateenv): here, * sysdeps/powerpc/fraiseexcpt.c (feraiseexcept): here, * sysdeps/powerpc/fsetexcptflg.c (fesetexceptflag): here, * sysdeps/powerpc/s_rint.c (__rint): here, * sysdeps/powerpc/s_rintf.c (__rintf): here, * sysdeps/powerpc/w_sqrt.c (__sqrt): here, * sysdeps/powerpc/w_sqrtf.c (__sqrtf): and here. 1998-12-30 Geoff Keating <geoffk@ozemail.com.au> * wcsmbs/wcstold.c [__NO_LONG_DOUBLE_MATH]: Include wchar.h. * wcsmbs/wcstold_l.c [__NO_LONG_DOUBLE_MATH]: Likewise. Also define appropropriate prototypes, correct procedure names. 1998-12-30 Geoff Keating <geoffk@ozemail.com.au> * sysdeps/generic/crypt-entry.c: Prototype __crypt_r, suppress warning. (__crypt_r): Add __restrict. * sysdeps/generic/crypt.h: Remove internal routine. Add __restrict. 1998-12-31 Ulrich Drepper <drepper@cygnus.com> * stdlib/longlong.h: Add missing #else in SPARC definitions. 1998-12-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> Patches by Ralf Baechle <ralf@gnu.org>: * sysdeps/unix/sysv/linux/mips/sgidefs.h: Removed. * sysdeps/unix/sysv/linux/mips/sys/asm.h: Removed. * sysdeps/unix/sysv/linux/mips/sys/regdef.h: Removed. * sysdeps/unix/sysv/linux/mips/sys/fpregdef.h: Removed. * sysdeps/unix/sysv/linux/mips/regdef.h: Removed. * sysdeps/unix/sysv/linux/mips/fpregdef.h: Removed. * sysdeps/unix/sysv/linux/mips/Makefile: Remove delete files. * sysdeps/unix/sysv/linux/mips/Dist: Remove deleted files. * sysdeps/mips/sys/fpregdef.h: New files, enhanced versions of deleted linux specific files. * sysdeps/mips/sys/asm.h: Likewise. * sysdeps/mips/sgidefs.h: Likewise. * sysdeps/mips/fpregdef.h: Likewise. * sysdeps/mips/regdef.h: Likewise. * sysdeps/mips/Makefile: Add new headers. * sysdeps/mips/Dist: Add new files. * sysdeps/mips/fpu_control.h (_FPU_DEFAULT): Change value. 1998-12-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * iconvdata/Makefile: Remove variable assignments and rules that are now auto-generated. Include $(objpfx)iconv-rules instead. Btw, that removes a few typos. (charmaps): New variable. ($(objpfx)iconv-rules): New target. (gen-8bit-modules): Renamed from sed-generated-headers, remove .h suffixes. (gen-8bit-gap-modules): Renamed from awk-generated-headers, remove .h suffixes. (gen-special-modules): New variable. (generated-modules): New variable. (headers): Use it. (before-compile): Likewise. (generated): Likewise, and add iconv-rules. * iconvdata/euc-cn.c: Renamed from euccn.c. * iconvdata/euc-jp.c: Renamed from eucjp.c. * iconvdata/euc-kr.c: Renamed from euckr.c. * iconvdata/euc-tw.c: Renamed from euctw.c. * iconvdata/iso_6937.c: Renamed from iso6937.c. * iconvdata/iso_6937-2.c: Renamed from iso6937-2.c. * iconvdata/t.61.c: Renamed from t61.c. * iconvdata/Makefile (distribute): Adjusted for those renames. Remove $(objpfx) from names. 1998-12-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/generic/hp-timing.h: Fix comment. * sysdeps/generic/dl-hash.h: Likewise. * sysdeps/i386/i686/hp-timing.h: Likewise. 1998-12-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * posix/fnmatch.c (fnmatch): Always pass unsigned char values to FOLD macro. 1998-12-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * nss/db-Makefile ($(VAR_DB)/shadow.db): Fix last change. 1998-12-29 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/mips/bits/sigaction.h: Sync with current Linux 2.1.132 kernel sources. 1998-12-28 Andreas Jaeger <aj@arthur.rhein-neckar.de> Patches by Ralf Baechle <ralf@gnu.org> for Linux/MIPS: * sysdeps/unix/sysv/linux/mips/syscalls.list: Add ipc, change pread/pwrite and llseek calls. * sysdeps/unix/sysv/linux/mips/sysdep.S: New file. 1998-12-29 Wolfram Gloger <wmglo@dent.med.uni-muenchen.de> * malloc/thread-m.h [_LIBC] : Fix for NO_THREADS case.
378 lines
9.3 KiB
C
378 lines
9.3 KiB
C
/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ralf Baechle <ralf@gnu.org>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _SYS_ASM_H
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#define _SYS_ASM_H
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#include <sgidefs.h>
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#ifndef CAT
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#ifdef __STDC__
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#define __CAT(str1,str2) str1##str2
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#else
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#define __CAT(str1,str2) str1/**/str2
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#endif
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#define CAT(str1,str2) __CAT(str1,str2)
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#endif
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/*
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* Macros to handle different pointer/register sizes for 32/64-bit code
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*
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* 64 bit address space isn't used yet, so we may use the R3000 32 bit
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* defines for now.
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*/
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#define PTR .word
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#define PTRSIZE 4
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#define PTRLOG 2
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/*
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* PIC specific declarations
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*/
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#ifdef __PIC__
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#define CPRESTORE(register) \
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.cprestore register
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#define CPADD(register) \
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.cpadd register
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#define CPLOAD(register) \
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.cpload register
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#else
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#define CPRESTORE(register)
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#define CPADD(register)
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#define CPLOAD(register)
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#endif
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/*
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* LEAF - declare leaf routine
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*/
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#define LEAF(symbol) \
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.globl symbol; \
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.align 2; \
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.type symbol,@function; \
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.ent symbol,0; \
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symbol: .frame sp,0,ra
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/*
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* NESTED - declare nested routine entry point
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*/
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#define NESTED(symbol, framesize, rpc) \
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.globl symbol; \
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.align 2; \
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.type symbol,@function; \
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.ent symbol,0; \
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symbol: .frame sp, framesize, rpc
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/*
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* END - mark end of function
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*/
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#define END(function) \
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.end function; \
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.size function,.-function
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/*
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* EXPORT - export definition of symbol
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*/
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#define EXPORT(symbol) \
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.globl symbol; \
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symbol:
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/*
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* ABS - export absolute symbol
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*/
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#define ABS(symbol,value) \
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.globl symbol; \
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symbol = value
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#define PANIC(msg) \
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.set push; \
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.set reorder; \
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la a0,8f; \
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jal panic; \
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9: b 9b; \
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.set pop; \
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TEXT(msg)
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/*
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* Print formated string
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*/
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#define PRINT(string) \
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.set push; \
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.set reorder; \
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la a0,8f; \
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jal printk; \
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.set pop; \
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TEXT(string)
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#define TEXT(msg) \
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.data; \
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8: .asciiz msg; \
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.previous;
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/*
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* Build text tables
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*/
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#define TTABLE(string) \
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.text; \
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.word 1f; \
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.previous; \
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.data; \
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1: .asciz string; \
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.previous
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/*
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* MIPS IV pref instruction.
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* Use with .set noreorder only!
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*
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* MIPS IV implementations are free to treat this as a nop. The R5000
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* is one of them. So we should have an option not to use this instruction.
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*/
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#if (_MIPS_ISA == _MIPS_ISA_MIPS4) || (_MIPS_ISA == _MIPS_ISA_MIPS5)
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#define PREF(hint,addr) \
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pref hint,addr
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#define PREFX(hint,addr) \
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prefx hint,addr
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#else
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#define PREF
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#define PREFX
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#endif
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/*
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* MIPS ISA IV/V movn/movz instructions and equivalents for older CPUs.
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*/
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#if _MIPS_ISA == _MIPS_ISA_MIPS1
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#define MOVN(rd,rs,rt) \
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.set push; \
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.set reorder; \
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beqz rt,9f; \
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move rd,rs; \
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.set pop; \
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9:
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#define MOVZ(rd,rs,rt) \
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.set push; \
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.set reorder; \
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bnez rt,9f; \
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move rd,rt; \
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.set pop; \
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9:
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#endif /* _MIPS_ISA == _MIPS_ISA_MIPS1 */
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#if (_MIPS_ISA == _MIPS_ISA_MIPS2) || (_MIPS_ISA == _MIPS_ISA_MIPS3)
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#define MOVN(rd,rs,rt) \
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.set push; \
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.set noreorder; \
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bnezl rt,9f; \
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move rd,rs; \
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.set pop; \
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9:
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#define MOVZ(rd,rs,rt) \
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.set push; \
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.set noreorder; \
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beqzl rt,9f; \
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movz rd,rs; \
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.set pop; \
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9:
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#endif /* (_MIPS_ISA == _MIPS_ISA_MIPS2) || (_MIPS_ISA == _MIPS_ISA_MIPS3) */
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#if (_MIPS_ISA == _MIPS_ISA_MIPS4) || (_MIPS_ISA == _MIPS_ISA_MIPS5)
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#define MOVN(rd,rs,rt) \
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movn rd,rs,rt
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#define MOVZ(rd,rs,rt) \
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movz rd,rs,rt
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#endif /* (_MIPS_ISA == _MIPS_ISA_MIPS4) || (_MIPS_ISA == _MIPS_ISA_MIPS5) */
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/*
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* Stack alignment
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*/
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#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2)
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#define ALSZ 7
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#define ALMASK ~7
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#endif
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#if (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
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(_MIPS_ISA == _MIPS_ISA_MIPS5)
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#define ALSZ 15
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#define ALMASK ~15
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#endif
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/*
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* Size of a register
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*/
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#ifdef __mips64
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#define SZREG 8
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#else
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#define SZREG 4
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#endif
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/*
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* Use the following macros in assemblercode to load/store registers,
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* pointers etc.
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*/
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#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2)
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#define REG_S sw
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#define REG_L lw
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#define PTR_SUBU subu
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#define PTR_ADDU addu
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#endif
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#if (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
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(_MIPS_ISA == _MIPS_ISA_MIPS5)
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#define REG_S sd
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#define REG_L ld
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/* We still live in a 32 bit address space ... */
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#define PTR_SUBU subu
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#define PTR_ADDU addu
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#endif
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/*
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* How to add/sub/load/store/shift C int variables.
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*/
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#if (_MIPS_SZINT == 32)
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#define INT_ADD add
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#define INT_ADDI addi
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#define INT_ADDU addu
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#define INT_ADDIU addiu
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#define INT_SUB add
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#define INT_SUBI subi
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#define INT_SUBU subu
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#define INT_SUBIU subu
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#define INT_L lw
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#define INT_S sw
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#define LONG_SLL sll
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#define LONG_SLLV sllv
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#define LONG_SRL srl
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#define LONG_SRLV srlv
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#define LONG_SRA sra
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#define LONG_SRAV srav
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#endif
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#if (_MIPS_SZINT == 64)
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#define INT_ADD dadd
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#define INT_ADDI daddi
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#define INT_ADDU daddu
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#define INT_ADDIU daddiu
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#define INT_SUB dadd
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#define INT_SUBI dsubi
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#define INT_SUBU dsubu
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#define INT_SUBIU dsubu
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#define INT_L ld
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#define INT_S sd
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#define LONG_SLL dsll
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#define LONG_SLLV dsllv
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#define LONG_SRL dsrl
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#define LONG_SRLV dsrlv
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#define LONG_SRA dsra
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#define LONG_SRAV dsrav
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#endif
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/*
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* How to add/sub/load/store/shift C long variables.
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*/
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#if (_MIPS_SZLONG == 32)
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#define LONG_ADD add
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#define LONG_ADDI addi
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#define LONG_ADDU addu
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#define LONG_ADDIU addiu
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#define LONG_SUB add
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#define LONG_SUBI subi
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#define LONG_SUBU subu
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#define LONG_SUBIU subu
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#define LONG_L lw
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#define LONG_S sw
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#define LONG_SLL sll
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#define LONG_SLLV sllv
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#define LONG_SRL srl
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#define LONG_SRLV srlv
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#define LONG_SRA sra
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#define LONG_SRAV srav
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#endif
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#if (_MIPS_SZLONG == 64)
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#define LONG_ADD dadd
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#define LONG_ADDI daddi
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#define LONG_ADDU daddu
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#define LONG_ADDIU daddiu
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#define LONG_SUB dadd
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#define LONG_SUBI dsubi
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#define LONG_SUBU dsubu
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#define LONG_SUBIU dsubu
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#define LONG_L ld
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#define LONG_S sd
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#define LONG_SLL dsll
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#define LONG_SLLV dsllv
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#define LONG_SRL dsrl
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#define LONG_SRLV dsrlv
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#define LONG_SRA dsra
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#define LONG_SRAV dsrav
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#endif
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/*
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* How to add/sub/load/store/shift pointers.
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*/
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#if (_MIPS_SZLONG == 32)
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#define PTR_ADD add
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#define PTR_ADDI addi
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#define PTR_ADDU addu
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#define PTR_ADDIU addiu
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#define PTR_SUB add
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#define PTR_SUBI subi
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#define PTR_SUBU subu
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#define PTR_SUBIU subu
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#define PTR_L lw
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#define PTR_S sw
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#define PTR_SLL sll
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#define PTR_SLLV sllv
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#define PTR_SRL srl
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#define PTR_SRLV srlv
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#define PTR_SRA sra
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#define PTR_SRAV srav
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#define PTR_SCALESHIFT 2
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#endif
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#if (_MIPS_SZLONG == 64)
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#define PTR_ADD dadd
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#define PTR_ADDI daddi
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#define PTR_ADDU daddu
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#define PTR_ADDIU daddiu
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#define PTR_SUB dadd
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#define PTR_SUBI dsubi
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#define PTR_SUBU dsubu
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#define PTR_SUBIU dsubu
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#define PTR_L ld
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#define PTR_S sd
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#define PTR_SLL dsll
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#define PTR_SLLV dsllv
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#define PTR_SRL dsrl
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#define PTR_SRLV dsrlv
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#define PTR_SRA dsra
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#define PTR_SRAV dsrav
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#define PTR_SCALESHIFT 3
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#endif
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/*
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* Some cp0 registers were extended to 64bit for MIPS III.
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*/
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#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2)
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#define MFC0 mfc0
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#define MTC0 mtc0
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#endif
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#if (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
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(_MIPS_ISA == _MIPS_ISA_MIPS5)
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#define MFC0 dmfc0
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#define MTC0 dmtc0
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#endif
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#endif /* sys/asm.h */
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