glibc/sysdeps/mips/sys/asm.h

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Update. 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.
1998-12-31 18:19:19 +00:00
/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ralf Baechle <ralf@gnu.org>.
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 _SYS_ASM_H
#define _SYS_ASM_H
#include <sgidefs.h>
#ifndef CAT
#ifdef __STDC__
#define __CAT(str1,str2) str1##str2
#else
#define __CAT(str1,str2) str1/**/str2
#endif
#define CAT(str1,str2) __CAT(str1,str2)
#endif
/*
* Macros to handle different pointer/register sizes for 32/64-bit code
*
* 64 bit address space isn't used yet, so we may use the R3000 32 bit
* defines for now.
*/
#define PTR .word
#define PTRSIZE 4
#define PTRLOG 2
/*
* PIC specific declarations
*/
#ifdef __PIC__
#define CPRESTORE(register) \
.cprestore register
#define CPADD(register) \
.cpadd register
#define CPLOAD(register) \
.cpload register
#else
#define CPRESTORE(register)
#define CPADD(register)
#define CPLOAD(register)
#endif
/*
* LEAF - declare leaf routine
*/
#define LEAF(symbol) \
.globl symbol; \
.align 2; \
.type symbol,@function; \
.ent symbol,0; \
symbol: .frame sp,0,ra
/*
* NESTED - declare nested routine entry point
*/
#define NESTED(symbol, framesize, rpc) \
.globl symbol; \
.align 2; \
.type symbol,@function; \
.ent symbol,0; \
symbol: .frame sp, framesize, rpc
/*
* END - mark end of function
*/
#define END(function) \
.end function; \
.size function,.-function
/*
* EXPORT - export definition of symbol
*/
#define EXPORT(symbol) \
.globl symbol; \
symbol:
/*
* ABS - export absolute symbol
*/
#define ABS(symbol,value) \
.globl symbol; \
symbol = value
#define PANIC(msg) \
.set push; \
.set reorder; \
la a0,8f; \
jal panic; \
9: b 9b; \
.set pop; \
TEXT(msg)
/*
* Print formated string
*/
#define PRINT(string) \
.set push; \
.set reorder; \
la a0,8f; \
jal printk; \
.set pop; \
TEXT(string)
#define TEXT(msg) \
.data; \
8: .asciiz msg; \
.previous;
/*
* Build text tables
*/
#define TTABLE(string) \
.text; \
.word 1f; \
.previous; \
.data; \
1: .asciz string; \
.previous
/*
* MIPS IV pref instruction.
* Use with .set noreorder only!
*
* MIPS IV implementations are free to treat this as a nop. The R5000
* is one of them. So we should have an option not to use this instruction.
*/
#if (_MIPS_ISA == _MIPS_ISA_MIPS4) || (_MIPS_ISA == _MIPS_ISA_MIPS5)
#define PREF(hint,addr) \
pref hint,addr
#define PREFX(hint,addr) \
prefx hint,addr
#else
#define PREF
#define PREFX
#endif
/*
* MIPS ISA IV/V movn/movz instructions and equivalents for older CPUs.
*/
#if _MIPS_ISA == _MIPS_ISA_MIPS1
#define MOVN(rd,rs,rt) \
.set push; \
.set reorder; \
beqz rt,9f; \
move rd,rs; \
.set pop; \
9:
#define MOVZ(rd,rs,rt) \
.set push; \
.set reorder; \
bnez rt,9f; \
move rd,rt; \
.set pop; \
9:
#endif /* _MIPS_ISA == _MIPS_ISA_MIPS1 */
#if (_MIPS_ISA == _MIPS_ISA_MIPS2) || (_MIPS_ISA == _MIPS_ISA_MIPS3)
#define MOVN(rd,rs,rt) \
.set push; \
.set noreorder; \
bnezl rt,9f; \
move rd,rs; \
.set pop; \
9:
#define MOVZ(rd,rs,rt) \
.set push; \
.set noreorder; \
beqzl rt,9f; \
movz rd,rs; \
.set pop; \
9:
#endif /* (_MIPS_ISA == _MIPS_ISA_MIPS2) || (_MIPS_ISA == _MIPS_ISA_MIPS3) */
#if (_MIPS_ISA == _MIPS_ISA_MIPS4) || (_MIPS_ISA == _MIPS_ISA_MIPS5)
#define MOVN(rd,rs,rt) \
movn rd,rs,rt
#define MOVZ(rd,rs,rt) \
movz rd,rs,rt
#endif /* (_MIPS_ISA == _MIPS_ISA_MIPS4) || (_MIPS_ISA == _MIPS_ISA_MIPS5) */
/*
* Stack alignment
*/
#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2)
#define ALSZ 7
#define ALMASK ~7
#endif
#if (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
(_MIPS_ISA == _MIPS_ISA_MIPS5)
#define ALSZ 15
#define ALMASK ~15
#endif
/*
* Size of a register
*/
#ifdef __mips64
#define SZREG 8
#else
#define SZREG 4
#endif
/*
* Use the following macros in assemblercode to load/store registers,
* pointers etc.
*/
#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2)
#define REG_S sw
#define REG_L lw
#define PTR_SUBU subu
#define PTR_ADDU addu
#endif
#if (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
(_MIPS_ISA == _MIPS_ISA_MIPS5)
#define REG_S sd
#define REG_L ld
/* We still live in a 32 bit address space ... */
#define PTR_SUBU subu
#define PTR_ADDU addu
#endif
/*
* How to add/sub/load/store/shift C int variables.
*/
#if (_MIPS_SZINT == 32)
#define INT_ADD add
#define INT_ADDI addi
#define INT_ADDU addu
#define INT_ADDIU addiu
#define INT_SUB add
#define INT_SUBI subi
#define INT_SUBU subu
#define INT_SUBIU subu
#define INT_L lw
#define INT_S sw
#define LONG_SLL sll
#define LONG_SLLV sllv
#define LONG_SRL srl
#define LONG_SRLV srlv
#define LONG_SRA sra
#define LONG_SRAV srav
#endif
#if (_MIPS_SZINT == 64)
#define INT_ADD dadd
#define INT_ADDI daddi
#define INT_ADDU daddu
#define INT_ADDIU daddiu
#define INT_SUB dadd
#define INT_SUBI dsubi
#define INT_SUBU dsubu
#define INT_SUBIU dsubu
#define INT_L ld
#define INT_S sd
#define LONG_SLL dsll
#define LONG_SLLV dsllv
#define LONG_SRL dsrl
#define LONG_SRLV dsrlv
#define LONG_SRA dsra
#define LONG_SRAV dsrav
#endif
/*
* How to add/sub/load/store/shift C long variables.
*/
#if (_MIPS_SZLONG == 32)
#define LONG_ADD add
#define LONG_ADDI addi
#define LONG_ADDU addu
#define LONG_ADDIU addiu
#define LONG_SUB add
#define LONG_SUBI subi
#define LONG_SUBU subu
#define LONG_SUBIU subu
#define LONG_L lw
#define LONG_S sw
#define LONG_SLL sll
#define LONG_SLLV sllv
#define LONG_SRL srl
#define LONG_SRLV srlv
#define LONG_SRA sra
#define LONG_SRAV srav
#endif
#if (_MIPS_SZLONG == 64)
#define LONG_ADD dadd
#define LONG_ADDI daddi
#define LONG_ADDU daddu
#define LONG_ADDIU daddiu
#define LONG_SUB dadd
#define LONG_SUBI dsubi
#define LONG_SUBU dsubu
#define LONG_SUBIU dsubu
#define LONG_L ld
#define LONG_S sd
#define LONG_SLL dsll
#define LONG_SLLV dsllv
#define LONG_SRL dsrl
#define LONG_SRLV dsrlv
#define LONG_SRA dsra
#define LONG_SRAV dsrav
#endif
/*
* How to add/sub/load/store/shift pointers.
*/
#if (_MIPS_SZLONG == 32)
#define PTR_ADD add
#define PTR_ADDI addi
#define PTR_ADDU addu
#define PTR_ADDIU addiu
#define PTR_SUB add
#define PTR_SUBI subi
#define PTR_SUBU subu
#define PTR_SUBIU subu
#define PTR_L lw
#define PTR_S sw
#define PTR_SLL sll
#define PTR_SLLV sllv
#define PTR_SRL srl
#define PTR_SRLV srlv
#define PTR_SRA sra
#define PTR_SRAV srav
#define PTR_SCALESHIFT 2
#endif
#if (_MIPS_SZLONG == 64)
#define PTR_ADD dadd
#define PTR_ADDI daddi
#define PTR_ADDU daddu
#define PTR_ADDIU daddiu
#define PTR_SUB dadd
#define PTR_SUBI dsubi
#define PTR_SUBU dsubu
#define PTR_SUBIU dsubu
#define PTR_L ld
#define PTR_S sd
#define PTR_SLL dsll
#define PTR_SLLV dsllv
#define PTR_SRL dsrl
#define PTR_SRLV dsrlv
#define PTR_SRA dsra
#define PTR_SRAV dsrav
#define PTR_SCALESHIFT 3
#endif
/*
* Some cp0 registers were extended to 64bit for MIPS III.
*/
#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2)
#define MFC0 mfc0
#define MTC0 mtc0
#endif
#if (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
(_MIPS_ISA == _MIPS_ISA_MIPS5)
#define MFC0 dmfc0
#define MTC0 dmtc0
#endif
#endif /* sys/asm.h */