diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/s390-64/socket.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-64/socket.S | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/socket.S b/sysdeps/unix/sysv/linux/s390/s390-64/socket.S deleted file mode 100644 index 26b39f9611..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-64/socket.S +++ /dev/null @@ -1,136 +0,0 @@ -/* Copyright (C) 2001-2015 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). - 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-cancel.h> -#include <socketcall.h> - -/* &%/$&!! preprocessor */ -#define P(a, b) P2(a, b) -#define P2(a, b) a##b - - .text -/* The socket-oriented system calls are handled unusally in Linux. - They are all gated through the single `socketcall' system call number. - `socketcall' takes two arguments: the first is the subcode, specifying - which socket function is being called; and the second is a pointer to - the arguments to the specific function. - - The .S files for the other calls just #define socket and #include this. */ - -#ifndef __socket -#ifndef NO_WEAK_ALIAS -#define __socket P(__,socket) -#else -#define __socket socket -#endif -#endif - -#ifndef NARGS /* The socket.o object is compiled directly ... */ -#define NARGS 3 -#endif - -.globl __socket -ENTRY(__socket) - /* Save registers and setup stack. */ - stmg %r6,%r15,48(%r15) /* Save registers. */ - cfi_offset (%r15,-40) - cfi_offset (%r14,-48) - cfi_offset (%r13,-56) - cfi_offset (%r12,-64) - cfi_offset (%r11,-72) - cfi_offset (%r10,-80) - cfi_offset (%r9,-88) - cfi_offset (%r8,-96) - cfi_offset (%r7,-104) - cfi_offset (%r6,-112) - lgr %r1,%r15 - lg %r0,8(%r15) /* Load eos. */ - aghi %r15,-208 /* Buy stack space. */ - cfi_adjust_cfa_offset (208) - stg %r1,0(%r15) /* Store back chain. */ - stg %r0,8(%r15) /* Store eos. */ - - /* Reorder arguments. */ -#if (NARGS >= 6) - mvc 200(8,%r15),368(%r15) /* Move between parameter lists. */ -#endif -#if (NARGS >= 5) - stg %r6,192(%r15) /* Store into parameter list. */ -#endif -#if (NARGS >= 4) - stg %r5,184(%r15) /* Store into parameter list. */ -#endif -#if (NARGS >= 3) - stg %r4,176(%r15) /* Store into parameter list. */ -#endif -#if (NARGS >= 2) - stg %r3,168(%r15) /* Store into parameter list. */ - stg %r2,160(%r15) -#endif - -#if defined NEED_CANCELLATION && defined CENABLE - SINGLE_THREAD_P - jne L(socket_cancel) -#endif - - /* Load subcode for socket syscall. */ - lghi %r2,P(SOCKOP_,socket) - la %r3,160(%r15) /* Load address of parameter list. */ - - /* Do the system call trap. */ - svc SYS_ify(socketcall) - -4: - lg %r15,0(%r15) /* Load back chain. */ - lmg %r6,15,48(%r15) /* Load registers. */ - - /* gpr2 is < 0 if there was an error. */ - lghi %r0,-125 - clgr %r2,%r0 - jgnl SYSCALL_ERROR_LABEL - - /* Successful; return the syscall's value. */ - br %r14 - -#if defined NEED_CANCELLATION && defined CENABLE -L(socket_cancel): - brasl %r14,CENABLE - lr %r0,%r2 - - /* Load subcode for socket syscall. */ - lghi %r2,P(SOCKOP_,socket) - la %r3,160(%r15) /* Load address of parameter list. */ - - /* Do the system call trap. */ - svc SYS_ify(socketcall) - - lgr %r12,%r2 - lr %r2,%r0 - brasl %r14,CDISABLE - - lgr %r2,%r12 - j 4b -#endif - - SYSCALL_ERROR_HANDLER -END (__socket) - -#ifndef NO_WEAK_ALIAS -weak_alias (__socket, socket) -#endif - |