diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h')
| -rw-r--r-- | libpthread/linuxthreads/sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h | 143 |
1 files changed, 0 insertions, 143 deletions
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 <agx@sigxcpu.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, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#ifndef __ASSEMBLER__ -# include <linuxthreads/internals.h> -#endif -#include <sys/asm.h> - -#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 |