diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh/sysdep-cancel.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sh/sysdep-cancel.h | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h deleted file mode 100644 index 15fc85cbbe..0000000000 --- a/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h +++ /dev/null @@ -1,169 +0,0 @@ -/* Copyright (C) 2003-2016 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 - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#include <tls.h> -#ifndef __ASSEMBLER__ -# include <nptl/pthreadP.h> -#endif - -#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt) - -# define _IMM12 #-12 -# define _IMM16 #-16 -# define _IMP16 #16 -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .text; \ - ENTRY (name); \ - .Lpseudo_start: \ - SINGLE_THREAD_P; \ - bf .Lpseudo_cancel; \ - .type __##syscall_name##_nocancel,@function; \ - .globl __##syscall_name##_nocancel; \ - __##syscall_name##_nocancel: \ - DO_CALL (syscall_name, args); \ - mov r0,r1; \ - mov _IMM12,r2; \ - shad r2,r1; \ - not r1,r1; \ - tst r1,r1; \ - bt .Lsyscall_error; \ - bra .Lpseudo_end; \ - nop; \ - .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ - .Lpseudo_cancel: \ - sts.l pr,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (pr, 0); \ - add _IMM16,r15; \ - cfi_adjust_cfa_offset (16); \ - SAVE_ARGS_##args; \ - CENABLE; \ - LOAD_ARGS_##args; \ - add _IMP16,r15; \ - cfi_adjust_cfa_offset (-16); \ - lds.l @r15+,pr; \ - cfi_adjust_cfa_offset (-4); \ - cfi_restore (pr); \ - DO_CALL(syscall_name, args); \ - SYSCALL_INST_PAD; \ - sts.l pr,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (pr, 0); \ - mov.l r0,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (r0, 0); \ - CDISABLE; \ - mov.l @r15+,r0; \ - cfi_adjust_cfa_offset (-4); \ - cfi_restore (r0); \ - lds.l @r15+,pr; \ - cfi_adjust_cfa_offset (-4); \ - cfi_restore (pr); \ - mov r0,r1; \ - mov _IMM12,r2; \ - shad r2,r1; \ - not r1,r1; \ - tst r1,r1; \ - bf .Lpseudo_end; \ - .Lsyscall_error: \ - SYSCALL_ERROR_HANDLER; \ - .Lpseudo_end: - -# undef PSEUDO_END -# define PSEUDO_END(sym) \ - END (sym) - -# define SAVE_ARGS_0 /* Nothing. */ -# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15); cfi_offset (r4,-4) -# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15); cfi_offset (r5,-8) -# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15); cfi_offset (r6,-12) -# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15); cfi_offset (r7,-16) -# define SAVE_ARGS_5 SAVE_ARGS_4 -# define SAVE_ARGS_6 SAVE_ARGS_5 - -# define LOAD_ARGS_0 /* Nothing. */ -# define LOAD_ARGS_1 LOAD_ARGS_0; mov.l @(0,r15),r4; cfi_restore (r4) -# define LOAD_ARGS_2 LOAD_ARGS_1; mov.l @(4,r15),r5; cfi_restore (r5) -# define LOAD_ARGS_3 LOAD_ARGS_2; mov.l @(8,r15),r6; cfi_restore (r6) -# define LOAD_ARGS_4 LOAD_ARGS_3; mov.l @(12,r15),r7; cfi_restore (r7) -# define LOAD_ARGS_5 LOAD_ARGS_4 -# define LOAD_ARGS_6 LOAD_ARGS_5 - -# if IS_IN (libpthread) -# define __local_enable_asynccancel __pthread_enable_asynccancel -# define __local_disable_asynccancel __pthread_disable_asynccancel -# elif IS_IN (libc) -# define __local_enable_asynccancel __libc_enable_asynccancel -# define __local_disable_asynccancel __libc_disable_asynccancel -# elif IS_IN (librt) -# define __local_enable_asynccancel __librt_enable_asynccancel -# define __local_disable_asynccancel __librt_disable_asynccancel -# else -# error Unsupported library -# endif - -# define CENABLE \ - mov.l 1f,r0; \ - bsrf r0; \ - nop; \ - 0: bra 2f; \ - mov r0,r2; \ - .align 2; \ - 1: .long __local_enable_asynccancel - 0b; \ - 2: - -# define CDISABLE \ - mov.l 1f,r0; \ - bsrf r0; \ - mov r2,r4; \ - 0: bra 2f; \ - nop; \ - .align 2; \ - 1: .long __local_disable_asynccancel - 0b; \ - 2: - -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - header.multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P \ - stc gbr,r0; \ - mov.w 0f,r1; \ - sub r1,r0; \ - mov.l @(MULTIPLE_THREADS_OFFSET,r0),r0; \ - bra 1f; \ - tst r0,r0; \ - 0: .word TLS_PRE_TCB_SIZE; \ - 1: - -# endif - -#elif !defined __ASSEMBLER__ - -# define SINGLE_THREAD_P (1) -# define NO_CANCELLATION 1 - -#endif - -#ifndef __ASSEMBLER__ -# define RTLD_SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - header.multiple_threads) == 0, 1) -#endif |