diff options
Diffstat (limited to 'linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h')
| -rw-r--r-- | linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h deleted file mode 100644 index e82e6dfdd8..0000000000 --- a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h +++ /dev/null @@ -1,132 +0,0 @@ -/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2002. - - 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 <sysdep.h> -#include <tls.h> -#include <pt-machine.h> -#ifndef __ASSEMBLER__ -# include <linuxthreads/internals.h> -#endif - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .text; \ - ENTRY (name) \ - SINGLE_THREAD_P; \ - jne L(pseudo_cancel); \ - DO_CALL (syscall_name, args); \ - cmpq $-4095, %rax; \ - jae SYSCALL_ERROR_LABEL; \ - ret; \ - L(pseudo_cancel): \ - /* Save registers that might get destroyed. */ \ - SAVESTK_##args \ - PUSHARGS_##args \ - CENABLE \ - /* Restore registers. */ \ - POPARGS_##args \ - /* The return value from CENABLE is argument for CDISABLE. */ \ - movq %rax, (%rsp); \ - movl $SYS_ify (syscall_name), %eax; \ - syscall; \ - movq (%rsp), %rdi; \ - /* Save %rax since it's the error code from the syscall. */ \ - movq %rax, 8(%rsp); \ - CDISABLE \ - movq 8(%rsp), %rax; \ - RESTSTK_##args \ - cmpq $-4095, %rax; \ - jae SYSCALL_ERROR_LABEL; \ - L(pseudo_end): - -# define PUSHARGS_0 /* Nothing. */ -# define PUSHARGS_1 PUSHARGS_0 movq %rdi, 8(%rsp); -# define PUSHARGS_2 PUSHARGS_1 movq %rsi, 16(%rsp); -# define PUSHARGS_3 PUSHARGS_2 movq %rdx, 24(%rsp); -# define PUSHARGS_4 PUSHARGS_3 movq %rcx, 32(%rsp); -# define PUSHARGS_5 PUSHARGS_4 movq %r8, 40(%rsp); -# define PUSHARGS_6 PUSHARGS_5 movq %r9, 48(%rsp); - -# define POPARGS_0 /* Nothing. */ -# define POPARGS_1 POPARGS_0 movq 8(%rsp), %rdi; -# define POPARGS_2 POPARGS_1 movq 16(%rsp), %rsi; -# define POPARGS_3 POPARGS_2 movq 24(%rsp), %rdx; -# define POPARGS_4 POPARGS_3 movq 32(%rsp), %r10; -# define POPARGS_5 POPARGS_4 movq 40(%rsp), %r8; -# define POPARGS_6 POPARGS_5 movq 48(%rsp), %r9; - -/* We always have to align the stack before calling a function. */ -# define SAVESTK_0 subq $24, %rsp;cfi_adjust_cfa_offset(24); -# define SAVESTK_1 SAVESTK_0 -# define SAVESTK_2 SAVESTK_1 -# define SAVESTK_3 subq $40, %rsp;cfi_adjust_cfa_offset(40); -# define SAVESTK_4 SAVESTK_3 -# define SAVESTK_5 subq $56, %rsp;cfi_adjust_cfa_offset(56); -# define SAVESTK_6 SAVESTK_5 - -# define RESTSTK_0 addq $24,%rsp;cfi_adjust_cfa_offset(-24); -# define RESTSTK_1 RESTSTK_0 -# define RESTSTK_2 RESTSTK_1 -# define RESTSTK_3 addq $40, %rsp;cfi_adjust_cfa_offset(-40); -# define RESTSTK_4 RESTSTK_3 -# define RESTSTK_5 addq $56, %rsp;cfi_adjust_cfa_offset(-56); -# define RESTSTK_6 RESTSTK_5 - -# ifdef IS_IN_libpthread -# define CENABLE call __pthread_enable_asynccancel; -# define CDISABLE call __pthread_disable_asynccancel; -# define __local_multiple_threads __pthread_multiple_threads -# elif !defined NOT_IN_libc -# define CENABLE call __libc_enable_asynccancel; -# define CDISABLE call __libc_disable_asynccancel; -# define __local_multiple_threads __libc_multiple_threads -# else -# define CENABLE call __librt_enable_asynccancel@plt; -# define CDISABLE call __librt_disable_asynccancel@plt; -# endif - -# if defined IS_IN_libpthread || !defined NOT_IN_libc -# 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 cmpl $0, __local_multiple_threads(%rip) -# endif - -# else - -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - p_header.data.multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P cmpl $0, %fs:MULTIPLE_THREADS_OFFSET -# endif - -# endif - -#elif !defined __ASSEMBLER__ - -/* This code should never be used but we define it anyhow. */ -# define SINGLE_THREAD_P (1) - -#endif |