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authorUlrich Drepper <drepper@redhat.com>1998-12-31 18:19:19 +0000
committerUlrich Drepper <drepper@redhat.com>1998-12-31 18:19:19 +0000
commit118bad87bd098285be80cd32268c36668b4aea2b (patch)
treef2ad4c7200d2c3e2a88c541301f7950112042489 /sysdeps/mips/sys/asm.h
parentc046e7a5a6007631882a7a1838fe804bc66882b9 (diff)
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.
Diffstat (limited to 'sysdeps/mips/sys/asm.h')
-rw-r--r--sysdeps/mips/sys/asm.h377
1 files changed, 377 insertions, 0 deletions
diff --git a/sysdeps/mips/sys/asm.h b/sysdeps/mips/sys/asm.h
new file mode 100644
index 0000000000..b90a331ab7
--- /dev/null
+++ b/sysdeps/mips/sys/asm.h
@@ -0,0 +1,377 @@
+/* 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 */