From e077d10d0d6f4c08cf5a97d61bdf4027fbb9e939 Mon Sep 17 00:00:00 2001 From: Alexandre Oliva Date: Sat, 29 Mar 2003 08:15:29 +0000 Subject: * configure.in: Add mips64* support. * configure: Rebuilt. * sysdeps/mips/bits/endian.h: Make it bi-endian. * sysdeps/mips/mipsel/bits/endian.h: Removed. * sysdeps/mips/mips64/n32/el/bits/endian.h: Removed. * sysdeps/mips/mips64/n64/el/bits/endian.h: Removed. * sysdeps/mips/mips32/Makefile (CC): Add -mabi=32. * sysdeps/mips/mips64/n32/Makefile (CC): Add -mabi=n32. * sysdeps/mips/mips64/n64/Makefile (CC): Add -mabi=64. * sysdeps/mips/Implies: Moved wordsize-32 to... * sysdeps/mips/mips32/Implies: New file. * sysdeps/unix/mips/sysdep.h (PSEUDO_NOERRNO, PSEUDO_END_NOERRNO, ret_NOERRNO): New. (ret, PSEUDO_END): Moved past END. (PSEUDO): Moved to... * sysdeps/unix/mips/mips32/sysdep.h: New file. * sysdeps/unix/mips/mips64/n32/sysdep.h: Removed #undef PSEUDO. * sysdeps/unix/mips/mips64/n64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/mips/sysdep.h: Move to... * sysdeps/unix/sysv/linux/mips/mips32/sysdep.h: New file. * sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h: New file. * configure.in: Add mips64* support. * configure: Rebuilt. * sysdeps/mips/bits/endian.h: Make it bi-endian. * sysdeps/mips/mipsel/bits/endian.h: Removed. * sysdeps/mips/mips64/n32/el/bits/endian.h: Removed. * sysdeps/mips/mips64/n64/el/bits/endian.h: Removed. * sysdeps/mips/mips32/Makefile (CC): Add -mabi=32. * sysdeps/mips/mips64/n32/Makefile (CC): Add -mabi=n32. * sysdeps/mips/mips64/n64/Makefile (CC): Add -mabi=64. * sysdeps/mips/Implies: Moved wordsize-32 to... * sysdeps/mips/mips32/Implies: New file. * sysdeps/unix/mips/sysdep.h (PSEUDO_NOERRNO, PSEUDO_END_NOERRNO, ret_NOERRNO): New. (ret, PSEUDO_END): Moved past END. (PSEUDO): Moved to... * sysdeps/unix/mips/mips32/sysdep.h: New file. * sysdeps/unix/mips/mips64/n32/sysdep.h: Removed #undef PSEUDO. * sysdeps/unix/mips/mips64/n64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/mips/sysdep.h: Move to... * sysdeps/unix/sysv/linux/mips/mips32/sysdep.h: New file. * sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h: New file. --- ChangeLog | 22 ++ configure | 37 ++- configure.in | 29 ++- sysdeps/mips/Implies | 1 - sysdeps/mips/bits/endian.h | 7 +- sysdeps/mips/mips32/Implies | 2 + sysdeps/mips/mips32/Makefile | 3 + sysdeps/mips/mips64/n32/Makefile | 4 + sysdeps/mips/mips64/n32/el/bits/endian.h | 8 - sysdeps/mips/mips64/n64/Makefile | 4 + sysdeps/mips/mips64/n64/el/bits/endian.h | 8 - sysdeps/mips/mipsel/bits/endian.h | 8 - sysdeps/unix/mips/mips32/sysdep.h | 52 ++++ sysdeps/unix/mips/mips64/n32/sysdep.h | 1 - sysdeps/unix/mips/mips64/n64/sysdep.h | 1 - sysdeps/unix/mips/sysdep.h | 52 ++-- .../unix/sysv/linux/mips/mips32/kern64/sysdep.h | 36 +++ sysdeps/unix/sysv/linux/mips/mips32/sysdep.h | 282 +++++++++++++++++++++ sysdeps/unix/sysv/linux/mips/sysdep.h | 282 --------------------- 19 files changed, 485 insertions(+), 354 deletions(-) create mode 100644 sysdeps/mips/mips32/Implies create mode 100644 sysdeps/mips/mips32/Makefile delete mode 100644 sysdeps/mips/mips64/n32/el/bits/endian.h delete mode 100644 sysdeps/mips/mips64/n64/el/bits/endian.h delete mode 100644 sysdeps/mips/mipsel/bits/endian.h create mode 100644 sysdeps/unix/mips/mips32/sysdep.h create mode 100644 sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h create mode 100644 sysdeps/unix/sysv/linux/mips/mips32/sysdep.h delete mode 100644 sysdeps/unix/sysv/linux/mips/sysdep.h diff --git a/ChangeLog b/ChangeLog index 973ad45cf3..756e2b17c0 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,27 @@ 2003-03-29 Alexandre Oliva + * configure.in: Add mips64* support. + * configure: Rebuilt. + * sysdeps/mips/bits/endian.h: Make it bi-endian. + * sysdeps/mips/mipsel/bits/endian.h: Removed. + * sysdeps/mips/mips64/n32/el/bits/endian.h: Removed. + * sysdeps/mips/mips64/n64/el/bits/endian.h: Removed. + * sysdeps/mips/mips32/Makefile (CC): Add -mabi=32. + * sysdeps/mips/mips64/n32/Makefile (CC): Add -mabi=n32. + * sysdeps/mips/mips64/n64/Makefile (CC): Add -mabi=64. + * sysdeps/mips/Implies: Moved wordsize-32 to... + * sysdeps/mips/mips32/Implies: New file. + * sysdeps/unix/mips/sysdep.h (PSEUDO_NOERRNO, PSEUDO_END_NOERRNO, + ret_NOERRNO): New. + (ret, PSEUDO_END): Moved past END. + (PSEUDO): Moved to... + * sysdeps/unix/mips/mips32/sysdep.h: New file. + * sysdeps/unix/mips/mips64/n32/sysdep.h: Removed #undef PSEUDO. + * sysdeps/unix/mips/mips64/n64/sysdep.h: Likewise. + * sysdeps/unix/sysv/linux/mips/sysdep.h: Move to... + * sysdeps/unix/sysv/linux/mips/mips32/sysdep.h: New file. + * sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h: New file. + * sysdeps/unix/sysv/linux/mips/clone.S (__thread_start): Re-introduce ENTRY. diff --git a/configure b/configure index 2105e6ccd2..94a23421b3 100755 --- a/configure +++ b/configure @@ -1833,8 +1833,33 @@ m680?0) base_machine=m68k machine=m68k/$machine ;; m68k) base_machine=m68k machine=m68k/m68020 ;; m88???) base_machine=m88k machine=m88k/$machine ;; m88k) base_machine=m88k machine=m88k/m88100 ;; -mips64*) base_machine=mips64 machine=mips/mips64/$machine ;; -mips*) base_machine=mips machine=mips/$machine ;; +mips64*) base_machine=mips64 + case "$CC $CPPFLAGS $CFLAGS " in + *" -mabi=n32 "*) mips_cc_abi=n32 ;; + *" -mabi=64 "*|*" -mabi=n64 "*) mips_cc_abi=64 ;; + *" -mabi=32 "*|*" -mabi=o32 "*) mips_cc_abi=32 ;; + *) mips_cc_abi=default ;; + esac + case $config_os in + *abin32*) mips_config_abi=n32 ;; + *abi64*|*abin64*) mips_config_abi=64 ;; + *abi32*|*abio32*) mips_config_abi=32 ;; + *) mips_config_abi=$mips_cc_abi ;; + esac + case $mips_config_abi in + default) machine=mips/mips64/n32 mips_config_abi=n32 ;; + n32) machine=mips/mips64/n32 ;; + 64) machine=mips/mips64/n64 ;; + 32) machine=mips/mips32/kern64 ;; + esac + machine=$machine/$config_machine + if test $mips_config_abi != $mips_cc_abi; then + # This won't make it to config.make, but we want to + # set this in case configure tests depend on it. + CPPFLAGS="$CPPFLAGS -mabi=$mips_config_abi" + fi + ;; +mips*) base_machine=mips machine=mips/mips32/$machine ;; powerpc) base_machine=powerpc machine=powerpc/powerpc32 ;; powerpc64) base_machine=powerpc machine=powerpc/powerpc64 ;; s390) base_machine=s390 machine=s390/s390-32 ;; @@ -5170,7 +5195,7 @@ if test "${libc_cv_asm_underscores+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else cat > conftest.$ac_ext <&6 else cat > conftest.c <&6 else cat > conftest.c <&6 else cat > conftest.c < directly; include instead." #endif -#define __BYTE_ORDER __BIG_ENDIAN +#if __MIPSEB +# define __BYTE_ORDER __BIG_ENDIAN +#endif +#if __MIPSEL +# define __BYTE_ORDER __LITTLE_ENDIAN +#endif diff --git a/sysdeps/mips/mips32/Implies b/sysdeps/mips/mips32/Implies new file mode 100644 index 0000000000..fab98d7312 --- /dev/null +++ b/sysdeps/mips/mips32/Implies @@ -0,0 +1,2 @@ +mips +wordsize-32 diff --git a/sysdeps/mips/mips32/Makefile b/sysdeps/mips/mips32/Makefile new file mode 100644 index 0000000000..dec0b024c3 --- /dev/null +++ b/sysdeps/mips/mips32/Makefile @@ -0,0 +1,3 @@ +ifeq ($(filter -mabi=32,$(CC)),) +CC += -mabi=32 +endif diff --git a/sysdeps/mips/mips64/n32/Makefile b/sysdeps/mips/mips64/n32/Makefile index 26f38570d7..a84d2a51bd 100644 --- a/sysdeps/mips/mips64/n32/Makefile +++ b/sysdeps/mips/mips64/n32/Makefile @@ -1,2 +1,6 @@ # `long double' is a distinct type we support. long-double-fcts = yes + +ifeq ($(filter -mabi=n32,$(CC)),) +CC += -mabi=n32 +endif diff --git a/sysdeps/mips/mips64/n32/el/bits/endian.h b/sysdeps/mips/mips64/n32/el/bits/endian.h deleted file mode 100644 index 2241190a70..0000000000 --- a/sysdeps/mips/mips64/n32/el/bits/endian.h +++ /dev/null @@ -1,8 +0,0 @@ -/* The MIPS architecture has selectable endianness. - This file is for a machine using little-endian mode. */ - -#ifndef _ENDIAN_H -# error "Never use directly; include instead." -#endif - -#define __BYTE_ORDER __LITTLE_ENDIAN diff --git a/sysdeps/mips/mips64/n64/Makefile b/sysdeps/mips/mips64/n64/Makefile index 26f38570d7..a823f32b53 100644 --- a/sysdeps/mips/mips64/n64/Makefile +++ b/sysdeps/mips/mips64/n64/Makefile @@ -1,2 +1,6 @@ # `long double' is a distinct type we support. long-double-fcts = yes + +ifeq ($(filter -mabi=64,$(CC)),) +CC += -mabi=64 +endif diff --git a/sysdeps/mips/mips64/n64/el/bits/endian.h b/sysdeps/mips/mips64/n64/el/bits/endian.h deleted file mode 100644 index 2241190a70..0000000000 --- a/sysdeps/mips/mips64/n64/el/bits/endian.h +++ /dev/null @@ -1,8 +0,0 @@ -/* The MIPS architecture has selectable endianness. - This file is for a machine using little-endian mode. */ - -#ifndef _ENDIAN_H -# error "Never use directly; include instead." -#endif - -#define __BYTE_ORDER __LITTLE_ENDIAN diff --git a/sysdeps/mips/mipsel/bits/endian.h b/sysdeps/mips/mipsel/bits/endian.h deleted file mode 100644 index 2241190a70..0000000000 --- a/sysdeps/mips/mipsel/bits/endian.h +++ /dev/null @@ -1,8 +0,0 @@ -/* The MIPS architecture has selectable endianness. - This file is for a machine using little-endian mode. */ - -#ifndef _ENDIAN_H -# error "Never use directly; include instead." -#endif - -#define __BYTE_ORDER __LITTLE_ENDIAN diff --git a/sysdeps/unix/mips/mips32/sysdep.h b/sysdeps/unix/mips/mips32/sysdep.h new file mode 100644 index 0000000000..0b5d1186bb --- /dev/null +++ b/sysdeps/unix/mips/mips32/sysdep.h @@ -0,0 +1,52 @@ +/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003 + Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +/* Note that while it's better structurally, going back to call __syscall_error + can make things confusing if you're debugging---it looks like it's jumping + backwards into the previous fn. */ +#ifdef __PIC__ +#define PSEUDO(name, syscall_name, args) \ + .align 2; \ + 99: la t9,__syscall_error; \ + jr t9; \ + ENTRY(name) \ + .set noreorder; \ + .cpload t9; \ + li v0, SYS_ify(syscall_name); \ + syscall; \ + .set reorder; \ + bne a3, zero, 99b; \ +L(syse1): +#else +#define PSEUDO(name, syscall_name, args) \ + .set noreorder; \ + .align 2; \ + 99: j __syscall_error; \ + nop; \ + ENTRY(name) \ + .set noreorder; \ + li v0, SYS_ify(syscall_name); \ + syscall; \ + .set reorder; \ + bne a3, zero, 99b; \ +L(syse1): +#endif diff --git a/sysdeps/unix/mips/mips64/n32/sysdep.h b/sysdeps/unix/mips/mips64/n32/sysdep.h index 3564c6b61e..ec93fadc04 100644 --- a/sysdeps/unix/mips/mips64/n32/sysdep.h +++ b/sysdeps/unix/mips/mips64/n32/sysdep.h @@ -22,7 +22,6 @@ #ifdef __ASSEMBLER__ -# undef PSEUDO /* Note that while it's better structurally, going back to call __syscall_error can make things confusing if you're debugging---it looks like it's jumping backwards into the previous fn. */ diff --git a/sysdeps/unix/mips/mips64/n64/sysdep.h b/sysdeps/unix/mips/mips64/n64/sysdep.h index 982d905a43..502b66797b 100644 --- a/sysdeps/unix/mips/mips64/n64/sysdep.h +++ b/sysdeps/unix/mips/mips64/n64/sysdep.h @@ -22,7 +22,6 @@ #ifdef __ASSEMBLER__ -# undef PSEUDO /* Note that while it's better structurally, going back to call __syscall_error can make things confusing if you're debugging---it looks like it's jumping backwards into the previous fn. */ diff --git a/sysdeps/unix/mips/sysdep.h b/sysdeps/unix/mips/sysdep.h index 8ba84e2083..13a3752dc8 100644 --- a/sysdeps/unix/mips/sysdep.h +++ b/sysdeps/unix/mips/sysdep.h @@ -30,47 +30,27 @@ .ent name,0; \ name##: -/* Note that while it's better structurally, going back to call __syscall_error - can make things confusing if you're debugging---it looks like it's jumping - backwards into the previous fn. */ -#ifdef __PIC__ -#define PSEUDO(name, syscall_name, args) \ - .align 2; \ - 99: la t9,__syscall_error; \ - jr t9; \ - ENTRY(name) \ - .set noreorder; \ - .cpload t9; \ - li v0, SYS_ify(syscall_name); \ - syscall; \ - .set reorder; \ - bne a3, zero, 99b; \ -L(syse1): -#else -#define PSEUDO(name, syscall_name, args) \ - .set noreorder; \ - .align 2; \ - 99: j __syscall_error; \ - nop; \ - ENTRY(name) \ - .set noreorder; \ - li v0, SYS_ify(syscall_name); \ - syscall; \ - .set reorder; \ - bne a3, zero, 99b; \ -L(syse1): -#endif - -#undef PSEUDO_END -#define PSEUDO_END(sym) .end sym - -#define ret j ra ; nop - #undef END #define END(function) \ .end function; \ .size function,.-function +#define ret j ra ; nop + +#define PSEUDO_END(sym) .end sym; .size sym,.-sym + +#define PSEUDO_NOERRNO(name, syscall_name, args) \ + .align 2; \ + ENTRY(name) \ + .set noreorder; \ + li v0, SYS_ify(syscall_name); \ + syscall + +#undef PSEUDO_END_NOERRNO +#define PSEUDO_END_NOERRNO(sym) .end sym; .size sym,.-sym + +#define ret_NOERRNO ret + #define r0 v0 #define r1 v1 /* The mips move insn is d,s. */ diff --git a/sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h new file mode 100644 index 0000000000..b0316b657b --- /dev/null +++ b/sysdeps/unix/sysv/linux/mips/mips32/kern64/sysdep.h @@ -0,0 +1,36 @@ +/* Copyright (C) 2000, 2002, 2003 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _LINUX_MIPS_MIPS32_KERN64_SYSDEP_H +#define _LINUX_MIPS_MIPS32_KERN64_SYSDEP_H 1 + +/* There is some commonality. */ +#include + +/* 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_O32_##syscall_name +#else +# define SYS_ify(syscall_name) __NR_O32_/**/syscall_name +#endif + +#endif /* linux/mips/mips32/kern64/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h new file mode 100644 index 0000000000..1f56671ba0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h @@ -0,0 +1,282 @@ +/* Copyright (C) 2000, 2002, 2003 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _LINUX_MIPS_MIPS32_SYSDEP_H +#define _LINUX_MIPS_MIPS32_SYSDEP_H 1 + +/* There is some commonality. */ +#include + +/* 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__ + +/* We don't want the label for the error handler to be visible in the symbol + table when we define it here. */ +#ifdef __PIC__ +# define SYSCALL_ERROR_LABEL 99b +#endif + +#else /* ! __ASSEMBLER__ */ + +/* Define a macro which expands into the inline wrapper code for a system + call. */ +#undef INLINE_SYSCALL +#define INLINE_SYSCALL(name, nr, args...) \ + ({ INTERNAL_SYSCALL_DECL(err); \ + long result_var = INTERNAL_SYSCALL (name, err, nr, args); \ + if ( INTERNAL_SYSCALL_ERROR_P (result_var, err) ) \ + { \ + __set_errno (INTERNAL_SYSCALL_ERRNO (result_var, err)); \ + result_var = -1L; \ + } \ + result_var; }) + +#undef INTERNAL_SYSCALL_DECL +#define INTERNAL_SYSCALL_DECL(err) long err + +#undef INTERNAL_SYSCALL_ERROR_P +#define INTERNAL_SYSCALL_ERROR_P(val, err) ((long) (err)) + +#undef INTERNAL_SYSCALL_ERRNO +#define INTERNAL_SYSCALL_ERRNO(val, err) (val) + +#undef INTERNAL_SYSCALL +#define INTERNAL_SYSCALL(name, err, nr, args...) internal_syscall##nr(name, err, args) + +#define internal_syscall0(name, err, dummy...) \ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a3 asm("$7"); \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %2\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + ".set reorder" \ + : "=r" (__v0), "=r" (__a3) \ + : "i" (SYS_ify(name)) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall1(name, err, arg1) \ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a3 asm("$7"); \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %3\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + ".set reorder" \ + : "=r" (__v0), "=r" (__a3) \ + : "r" (__a0), "i" (SYS_ify(name)) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall2(name, err, arg1, arg2) \ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a1 asm("$5") = (long) arg2; \ + register long __a3 asm("$7"); \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %4\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + ".set\treorder" \ + : "=r" (__v0), "=r" (__a3) \ + : "r" (__a0), "r" (__a1), "i" (SYS_ify(name)) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall3(name, err, arg1, arg2, arg3) \ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a1 asm("$5") = (long) arg2; \ + register long __a2 asm("$6") = (long) arg3; \ + register long __a3 asm("$7"); \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %5\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + ".set\treorder" \ + : "=r" (__v0), "=r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall4(name, err, arg1, arg2, arg3, arg4) \ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a1 asm("$5") = (long) arg2; \ + register long __a2 asm("$6") = (long) arg3; \ + register long __a3 asm("$7") = (long) arg4; \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %5\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + ".set\treorder" \ + : "=r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall5(name, err, arg1, arg2, arg3, arg4, arg5) \ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a1 asm("$5") = (long) arg2; \ + register long __a2 asm("$6") = (long) arg3; \ + register long __a3 asm("$7") = (long) arg4; \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "lw\t$2, %6\n\t" \ + "subu\t$29, 32\n\t" \ + "sw\t$2, 16($29)\n\t" \ + "li\t$2, %5\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + "addiu\t$29, 32\n\t" \ + ".set\treorder" \ + : "=r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)), \ + "m" ((long)arg5) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall6(name, err, arg1, arg2, arg3, arg4, arg5, arg6)\ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a1 asm("$5") = (long) arg2; \ + register long __a2 asm("$6") = (long) arg3; \ + register long __a3 asm("$7") = (long) arg4; \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "lw\t$2, %6\n\t" \ + "lw\t$8, %7\n\t" \ + "subu\t$29, 32\n\t" \ + "sw\t$2, 16($29)\n\t" \ + "sw\t$8, 20($29)\n\t" \ + "li\t$2, %5\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + "addiu\t$29, 32\n\t" \ + ".set\treorder" \ + : "=r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)), \ + "m" ((long)arg5), "m" ((long)arg6) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define internal_syscall7(name, err, arg1, arg2, arg3, arg4, arg5, arg6, arg7)\ +({ \ + long _sys_result; \ + \ + { \ + register long __v0 asm("$2"); \ + register long __a0 asm("$4") = (long) arg1; \ + register long __a1 asm("$5") = (long) arg2; \ + register long __a2 asm("$6") = (long) arg3; \ + register long __a3 asm("$7") = (long) arg4; \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "lw\t$2, %6\n\t" \ + "lw\t$8, %7\n\t" \ + "lw\t$9, %8\n\t" \ + "subu\t$29, 32\n\t" \ + "sw\t$2, 16($29)\n\t" \ + "sw\t$8, 20($29)\n\t" \ + "sw\t$9, 24($29)\n\t" \ + "li\t$2, %5\t\t\t# " #name "\n\t" \ + "syscall\n\t" \ + "addiu\t$29, 32\n\t" \ + ".set\treorder" \ + : "=r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)), \ + "m" ((long)arg5), "m" ((long)arg6), "m" ((long)arg7) \ + : __SYSCALL_CLOBBERS); \ + err = __a3; \ + _sys_result = __v0; \ + } \ + _sys_result; \ +}) + +#define __SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25" + +#endif /* __ASSEMBLER__ */ + +#endif /* linux/mips/mips32/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/mips/sysdep.h b/sysdeps/unix/sysv/linux/mips/sysdep.h deleted file mode 100644 index 710479ae18..0000000000 --- a/sysdeps/unix/sysv/linux/mips/sysdep.h +++ /dev/null @@ -1,282 +0,0 @@ -/* Copyright (C) 2000 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 Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _LINUX_MIPS_SYSDEP_H -#define _LINUX_MIPS_SYSDEP_H 1 - -/* There is some commonality. */ -#include - -/* 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__ - -/* We don't want the label for the error handler to be visible in the symbol - table when we define it here. */ -#ifdef __PIC__ -# define SYSCALL_ERROR_LABEL 99b -#endif - -#else /* ! __ASSEMBLER__ */ - -/* Define a macro which expands into the inline wrapper code for a system - call. */ -#undef INLINE_SYSCALL -#define INLINE_SYSCALL(name, nr, args...) \ - ({ INTERNAL_SYSCALL_DECL(err); \ - long result_var = INTERNAL_SYSCALL (name, err, nr, args); \ - if ( INTERNAL_SYSCALL_ERROR_P (result_var, err) ) \ - { \ - __set_errno (INTERNAL_SYSCALL_ERRNO (result_var, err)); \ - result_var = -1L; \ - } \ - result_var; }) - -#undef INTERNAL_SYSCALL_DECL -#define INTERNAL_SYSCALL_DECL(err) long err - -#undef INTERNAL_SYSCALL_ERROR_P -#define INTERNAL_SYSCALL_ERROR_P(val, err) ((long) (err)) - -#undef INTERNAL_SYSCALL_ERRNO -#define INTERNAL_SYSCALL_ERRNO(val, err) (val) - -#undef INTERNAL_SYSCALL -#define INTERNAL_SYSCALL(name, err, nr, args...) internal_syscall##nr(name, err, args) - -#define internal_syscall0(name, err, dummy...) \ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a3 asm("$7"); \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "li\t$2, %2\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - ".set reorder" \ - : "=r" (__v0), "=r" (__a3) \ - : "i" (SYS_ify(name)) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall1(name, err, arg1) \ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a3 asm("$7"); \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "li\t$2, %3\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - ".set reorder" \ - : "=r" (__v0), "=r" (__a3) \ - : "r" (__a0), "i" (SYS_ify(name)) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall2(name, err, arg1, arg2) \ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a1 asm("$5") = (long) arg2; \ - register long __a3 asm("$7"); \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "li\t$2, %4\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - ".set\treorder" \ - : "=r" (__v0), "=r" (__a3) \ - : "r" (__a0), "r" (__a1), "i" (SYS_ify(name)) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall3(name, err, arg1, arg2, arg3) \ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a1 asm("$5") = (long) arg2; \ - register long __a2 asm("$6") = (long) arg3; \ - register long __a3 asm("$7"); \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "li\t$2, %5\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - ".set\treorder" \ - : "=r" (__v0), "=r" (__a3) \ - : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall4(name, err, arg1, arg2, arg3, arg4) \ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a1 asm("$5") = (long) arg2; \ - register long __a2 asm("$6") = (long) arg3; \ - register long __a3 asm("$7") = (long) arg4; \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "li\t$2, %5\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - ".set\treorder" \ - : "=r" (__v0), "+r" (__a3) \ - : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall5(name, err, arg1, arg2, arg3, arg4, arg5) \ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a1 asm("$5") = (long) arg2; \ - register long __a2 asm("$6") = (long) arg3; \ - register long __a3 asm("$7") = (long) arg4; \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "lw\t$2, %6\n\t" \ - "subu\t$29, 32\n\t" \ - "sw\t$2, 16($29)\n\t" \ - "li\t$2, %5\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - "addiu\t$29, 32\n\t" \ - ".set\treorder" \ - : "=r" (__v0), "+r" (__a3) \ - : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)), \ - "m" ((long)arg5) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall6(name, err, arg1, arg2, arg3, arg4, arg5, arg6)\ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a1 asm("$5") = (long) arg2; \ - register long __a2 asm("$6") = (long) arg3; \ - register long __a3 asm("$7") = (long) arg4; \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "lw\t$2, %6\n\t" \ - "lw\t$8, %7\n\t" \ - "subu\t$29, 32\n\t" \ - "sw\t$2, 16($29)\n\t" \ - "sw\t$8, 20($29)\n\t" \ - "li\t$2, %5\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - "addiu\t$29, 32\n\t" \ - ".set\treorder" \ - : "=r" (__v0), "+r" (__a3) \ - : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)), \ - "m" ((long)arg5), "m" ((long)arg6) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define internal_syscall7(name, err, arg1, arg2, arg3, arg4, arg5, arg6, arg7)\ -({ \ - long _sys_result; \ - \ - { \ - register long __v0 asm("$2"); \ - register long __a0 asm("$4") = (long) arg1; \ - register long __a1 asm("$5") = (long) arg2; \ - register long __a2 asm("$6") = (long) arg3; \ - register long __a3 asm("$7") = (long) arg4; \ - __asm__ volatile ( \ - ".set\tnoreorder\n\t" \ - "lw\t$2, %6\n\t" \ - "lw\t$8, %7\n\t" \ - "lw\t$9, %8\n\t" \ - "subu\t$29, 32\n\t" \ - "sw\t$2, 16($29)\n\t" \ - "sw\t$8, 20($29)\n\t" \ - "sw\t$9, 24($29)\n\t" \ - "li\t$2, %5\t\t\t# " #name "\n\t" \ - "syscall\n\t" \ - "addiu\t$29, 32\n\t" \ - ".set\treorder" \ - : "=r" (__v0), "+r" (__a3) \ - : "r" (__a0), "r" (__a1), "r" (__a2), "i" (SYS_ify(name)), \ - "m" ((long)arg5), "m" ((long)arg6), "m" ((long)arg7) \ - : __SYSCALL_CLOBBERS); \ - err = __a3; \ - _sys_result = __v0; \ - } \ - _sys_result; \ -}) - -#define __SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25" - -#endif /* __ASSEMBLER__ */ - -#endif /* linux/mips/sysdep.h */ -- cgit v1.2.3