From 6b6ede3d15f04fe825cfa9f697507457e3640344 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Sat, 14 Feb 2015 23:00:19 -0600 Subject: resolve merge --- .../unix/sysv/linux/mips/mips64/sysdep-cancel.h | 143 --------------------- .../sysdeps/unix/sysv/linux/mips/sysdep-cancel.h | 143 --------------------- .../sysdeps/unix/sysv/linux/mips/vfork.S | 104 --------------- 3 files changed, 390 deletions(-) delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/vfork.S (limited to 'libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips') diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h deleted file mode 100644 index 10c82a61c..000000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h +++ /dev/null @@ -1,143 +0,0 @@ -/* system call stubs with cancellation handling. Linux/MIPS version. - Copyright (C) 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Chris Demetriou of Broadcom Corporation, - based on work by Guido Guenther . - - 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, see - . */ - -#include -#ifndef __ASSEMBLER__ -# include -#endif -#include - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -#ifdef __PIC__ -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .align 2; \ - 99: move a0, v0; \ - PTR_LA t9,__syscall_error; \ - /* manual cpreturn. */ \ - REG_L gp, STKOFF_GP(sp); \ - RESTORESTK ; \ - jr t9; \ - ENTRY (name) \ - SAVESTK ; \ - .cpsetup t9, STKOFF_GP, name ; \ - .set reorder; \ - SINGLE_THREAD_P(t0); \ - bne zero, t0, L(pseudo_cancel); \ - .set noreorder; \ - li v0, SYS_ify(syscall_name); \ - syscall; \ - .set reorder; \ - bne a3, zero, SYSCALL_ERROR_LABEL; \ - /* manual cpreturn. */ \ - REG_L gp, STKOFF_GP(sp); \ - RESTORESTK ; \ - ret; \ - L(pseudo_cancel): \ - REG_S ra, STKOFF_RA(sp); \ - PUSHARGS_##args; /* save syscall args */ \ - CENABLE; \ - REG_S v0, STKOFF_SVMSK(sp); /* save mask */ \ - POPARGS_##args; /* restore syscall args */ \ - .set noreorder; \ - li v0, SYS_ify (syscall_name); \ - syscall; \ - .set reorder; \ - REG_S v0, STKOFF_SC_V0(sp); /* save syscall result */ \ - REG_S a3, STKOFF_SC_ERR(sp); /* save syscall error flag */ \ - REG_L a0, STKOFF_SVMSK(sp); /* pass mask as arg1 */ \ - CDISABLE; \ - REG_L a3, STKOFF_SC_ERR(sp); /* restore syscall error flag */ \ - REG_L ra, STKOFF_RA(sp); /* restore return address */ \ - REG_L v0, STKOFF_SC_V0(sp); /* restore syscall result */ \ - bne a3, zero, SYSCALL_ERROR_LABEL; \ - /* manual cpreturn. */ \ - REG_L gp, STKOFF_GP(sp); \ - RESTORESTK ; \ - L(pseudo_end): -#endif - -# define PUSHARGS_0 /* nothing to do */ -# define PUSHARGS_1 PUSHARGS_0 REG_S a0, STKOFF_A0(sp); -# define PUSHARGS_2 PUSHARGS_1 REG_S a1, STKOFF_A1(sp); -# define PUSHARGS_3 PUSHARGS_2 REG_S a2, STKOFF_A2(sp); -# define PUSHARGS_4 PUSHARGS_3 REG_S a3, STKOFF_A3(sp); -# define PUSHARGS_5 PUSHARGS_4 REG_S a4, STKOFF_A4(sp); -# define PUSHARGS_6 PUSHARGS_5 REG_S a5, STKOFF_A5(sp); - -# define POPARGS_0 /* nothing to do */ -# define POPARGS_1 POPARGS_0 REG_L a0, STKOFF_A0(sp); -# define POPARGS_2 POPARGS_1 REG_L a1, STKOFF_A1(sp); -# define POPARGS_3 POPARGS_2 REG_L a2, STKOFF_A2(sp); -# define POPARGS_4 POPARGS_3 REG_L a3, STKOFF_A3(sp); -# define POPARGS_5 POPARGS_4 REG_L a4, STKOFF_A4(sp); -# define POPARGS_6 POPARGS_5 REG_L a5, STKOFF_A5(sp); - -/* Save an even number of slots. Should be 0 if an even number of slots - are used below, or SZREG if an odd number are used. */ -# define STK_PAD SZREG - -/* Place values that we are more likely to use later in this sequence, i.e. - closer to the SP at function entry. If you do that, the are more - likely to already be in your d-cache. */ -# define STKOFF_A5 (STK_PAD) -# define STKOFF_A4 (STKOFF_A5 + SZREG) -# define STKOFF_A3 (STKOFF_A4 + SZREG) -# define STKOFF_A2 (STKOFF_A3 + SZREG) /* MT and more args. */ -# define STKOFF_A1 (STKOFF_A2 + SZREG) /* MT and 2 args. */ -# define STKOFF_A0 (STKOFF_A1 + SZREG) /* MT and 1 arg. */ -# define STKOFF_RA (STKOFF_A0 + SZREG) /* Used if MT. */ -# define STKOFF_SC_V0 (STKOFF_RA + SZREG) /* Used if MT. */ -# define STKOFF_SC_ERR (STKOFF_SC_V0 + SZREG) /* Used if MT. */ -# define STKOFF_SVMSK (STKOFF_SC_ERR + SZREG) /* Used if MT. */ -# define STKOFF_GP (STKOFF_SVMSK + SZREG) /* Always used. */ - -# define STKSPACE (STKOFF_GP + SZREG) -# define SAVESTK PTR_SUBU sp, STKSPACE -# define RESTORESTK PTR_ADDU sp, STKSPACE - -# ifdef IS_IN_libpthread -# define CENABLE PTR_LA t9, __pthread_enable_asynccancel; jalr t9; -# define CDISABLE PTR_LA t9, __pthread_disable_asynccancel; jalr t9; -# define __local_multiple_threads __pthread_multiple_threads -# elif defined IS_IN_librt -# define CENABLE PTR_LA t9, __librt_enable_asynccancel; jalr t9; -# define CDISABLE PTR_LA t9, __librt_disable_asynccancel; jalr t9; -# define __local_multiple_threads __librt_multiple_threads -# else -# define CENABLE PTR_LA t9, __libc_enable_asynccancel; jalr t9; -# define CDISABLE PTR_LA t9, __libc_disable_asynccancel; jalr t9; -# define __local_multiple_threads __libc_multiple_threads -# endif - -# ifndef __ASSEMBLER__ -extern int __local_multiple_threads attribute_hidden; -# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) -# else -# define SINGLE_THREAD_P(reg) lw reg, __local_multiple_threads -#endif - -#elif !defined __ASSEMBLER__ - -/* This code should never be used but we define it anyhow. */ -# define SINGLE_THREAD_P (1) - -#endif diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h deleted file mode 100644 index 4e6dec775..000000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h +++ /dev/null @@ -1,143 +0,0 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Guido Guenther , 2003. - - 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, see - . */ - -#include -#ifndef __ASSEMBLER__ -# include -#endif - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -#ifdef __PIC__ -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .align 2; \ - 99: move a0, v0; \ - la t9,__syscall_error; \ - jr t9; \ - ENTRY (name) \ - .set noreorder; \ - .cpload t9; \ - .set reorder; \ - SINGLE_THREAD_P(t0); \ - bne zero, t0, L(pseudo_cancel); \ - .set noreorder; \ - li v0, SYS_ify(syscall_name); \ - syscall; \ - .set reorder; \ - bne a3, zero, SYSCALL_ERROR_LABEL; \ - ret; \ - L(pseudo_cancel): \ - SAVESTK_##args; \ - sw ra, 28(sp); \ - sw gp, 32(sp); \ - PUSHARGS_##args; /* save syscall args */ \ - CENABLE; \ - lw gp, 32(sp); \ - sw v0, 44(sp); /* save mask */ \ - POPARGS_##args; /* restore syscall args */ \ - .set noreorder; \ - li v0, SYS_ify (syscall_name); \ - syscall; \ - .set reorder; \ - sw v0, 36(sp); /* save syscall result */ \ - sw a3, 40(sp); /* save syscall error flag */ \ - lw a0, 44(sp); /* pass mask as arg1 */ \ - CDISABLE; \ - lw gp, 32(sp); \ - lw v0, 36(sp); /* restore syscall result */ \ - lw a3, 40(sp); /* restore syscall error flag */ \ - lw ra, 28(sp); /* restore return address */ \ - RESTORESTK; \ - bne a3, zero, SYSCALL_ERROR_LABEL; \ - L(pseudo_end): -#endif - -# define PUSHARGS_0 /* nothing to do */ -# define PUSHARGS_1 PUSHARGS_0 sw a0, 0(sp); -# define PUSHARGS_2 PUSHARGS_1 sw a1, 4(sp); -# define PUSHARGS_3 PUSHARGS_2 sw a2, 8(sp); -# define PUSHARGS_4 PUSHARGS_3 sw a3, 12(sp); -# define PUSHARGS_5 PUSHARGS_4 /* handeld by SAVESTK_## */ -# define PUSHARGS_6 PUSHARGS_5 -# define PUSHARGS_7 PUSHARGS_6 - -# define POPARGS_0 /* nothing to do */ -# define POPARGS_1 POPARGS_0 lw a0, 0(sp); -# define POPARGS_2 POPARGS_1 lw a1, 4(sp); -# define POPARGS_3 POPARGS_2 lw a2, 8(sp); -# define POPARGS_4 POPARGS_3 lw a3, 12(sp); -# define POPARGS_5 POPARGS_4 /* args already in new stackframe */ -# define POPARGS_6 POPARGS_5 -# define POPARGS_7 POPARGS_6 - - -# define STKSPACE 48 -# define SAVESTK_0 subu sp, STKSPACE -# define SAVESTK_1 SAVESTK_0 -# define SAVESTK_2 SAVESTK_1 -# define SAVESTK_3 SAVESTK_2 -# define SAVESTK_4 SAVESTK_3 -# define SAVESTK_5 lw t0, 16(sp); \ - subu sp, STKSPACE; \ - sw t0, 16(sp) - -# define SAVESTK_6 lw t0, 16(sp); \ - lw t1, 20(sp); \ - subu sp, STKSPACE; \ - sw t0, 16(sp); \ - sw t1, 20(sp) - -# define SAVESTK_7 lw t0, 16(sp); \ - lw t1, 20(sp); \ - lw t2, 24(sp); \ - subu sp, STKSPACE; \ - sw t0, 16(sp); \ - sw t1, 20(sp); \ - sw t2, 24(sp) - -# define RESTORESTK addu sp, STKSPACE - - -# ifdef IS_IN_libpthread -# define CENABLE la t9, __pthread_enable_asynccancel; jalr t9; -# define CDISABLE la t9, __pthread_disable_asynccancel; jalr t9; -# define __local_multiple_threads __pthread_multiple_threads -# elif defined IS_IN_librt -# define CENABLE la t9, __librt_enable_asynccancel; jalr t9; -# define CDISABLE la t9, __librt_disable_asynccancel; jalr t9; -# define __local_multiple_threads __librt_multiple_threads -# else -# define CENABLE la t9, __libc_enable_asynccancel; jalr t9; -# define CDISABLE la t9, __libc_disable_asynccancel; jalr t9; -# define __local_multiple_threads __libc_multiple_threads -# endif - -# ifndef __ASSEMBLER__ -extern int __local_multiple_threads attribute_hidden; -# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) -# else -# define SINGLE_THREAD_P(reg) lw reg, __local_multiple_threads -#endif - -#elif !defined __ASSEMBLER__ - -/* This code should never be used but we define it anyhow. */ -# define SINGLE_THREAD_P (1) - -#endif diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/vfork.S b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/vfork.S deleted file mode 100644 index 09dcfa683..000000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/vfork.S +++ /dev/null @@ -1,104 +0,0 @@ -/* Copyright (C) 2005 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, see - . */ - -/* vfork() is just a special case of clone(). */ - -#include -#include -#include - -/* int vfork() */ - - .text -LOCALSZ= 1 -FRAMESZ= (((NARGSAVE+LOCALSZ)*SZREG)+ALSZ)&ALMASK -GPOFF= FRAMESZ-(1*SZREG) -NESTED(__vfork,FRAMESZ,sp) -#ifdef __PIC__ - SETUP_GP -#endif - PTR_SUBU sp, FRAMESZ - SETUP_GP64 (a5, __vfork) -#ifdef __PIC__ - SAVE_GP (GPOFF) -#endif -#ifdef PROF -# if (_MIPS_SIM != _ABIO32) - PTR_S a5, GPOFF(sp) -# endif - .set noat - move $1, ra -# if (_MIPS_SIM == _ABIO32) - subu sp,sp,8 -# endif - jal _mcount - .set at -# if (_MIPS_SIM != _ABIO32) - PTR_L a5, GPOFF(sp) -# endif -#endif - - /* If libpthread is loaded, we need to call fork instead. */ -#ifdef SHARED - PTR_L a0, __libc_pthread_functions -#else - .weak pthread_create - PTR_LA a0, pthread_create -#endif - - PTR_ADDU sp, FRAMESZ - - bnez a0, L(call_fork) - - li a0, 0x4112 /* CLONE_VM | CLONE_VFORK | SIGCHLD */ - move a1, sp - - /* Do the system call */ - li v0,__NR_clone - syscall - - bnez a3,L(error) - - /* Successful return from the parent or child. */ - RESTORE_GP64 - ret - - /* Something bad happened -- no child created. */ -L(error): - move a0, v0 -#ifdef __PIC__ - PTR_LA t9, __syscall_error - RESTORE_GP64 - jr t9 -#else - RESTORE_GP64 - j __syscall_error -#endif - -L(call_fork): -#ifdef __PIC__ - PTR_LA t9, fork - RESTORE_GP64 - jr t9 -#else - RESTORE_GP64 - j fork -#endif - END(__vfork) - -libc_hidden_def(__vfork) -weak_alias (__vfork, vfork) -- cgit v1.2.3