diff options
Diffstat (limited to 'sysdeps/s390/s390-64/sysdep.h')
| -rw-r--r-- | sysdeps/s390/s390-64/sysdep.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/sysdeps/s390/s390-64/sysdep.h b/sysdeps/s390/s390-64/sysdep.h deleted file mode 100644 index a4dfc67178..0000000000 --- a/sysdeps/s390/s390-64/sysdep.h +++ /dev/null @@ -1,94 +0,0 @@ -/* Assembler macros for 64 bit S/390. - Copyright (C) 2001-2017 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 <sysdeps/generic/sysdep.h> - -#ifdef __ASSEMBLER__ - -/* Syntactic details of assembler. */ - -/* ELF uses byte-counts for .align, most others use log2 of count of bytes. */ -#define ALIGNARG(log2) 1<<log2 -#define ASM_SIZE_DIRECTIVE(name) .size name,.-name; - - -/* Define an entry point visible from C. */ -#define ENTRY(name) \ - .globl C_SYMBOL_NAME(name); \ - .type C_SYMBOL_NAME(name),@function; \ - .align ALIGNARG(2); \ - C_LABEL(name) \ - cfi_startproc; \ - CALL_MCOUNT - -#undef END -#define END(name) \ - cfi_endproc; \ - ASM_SIZE_DIRECTIVE(name) \ - -/* If compiled for profiling, call `mcount' at the start of each function. */ -#ifdef PROF -#ifdef PIC -#define CALL_MCOUNT \ - lgr 0,14 ; larl 1,0f ; brasl 14,_mcount@PLT ; lgr 14,0 ; \ - .data ; .align 4 ; 0: .long 0 ; .text ; -#else -#define CALL_MCOUNT \ - lgr 0,14 ; larl 1,0f ; brasl 14,_mcount ; lgr 14,0 ; \ - .data ; .align 4 ; 0: .long 0 ; .text ; -#endif -#else -#define CALL_MCOUNT /* Do nothing. */ -#endif - -/* Since C identifiers are not normally prefixed with an underscore - on this system, the asm identifier `syscall_error' intrudes on the - C name space. Make sure we use an innocuous name. */ -#define syscall_error __syscall_error -#define mcount _mcount - -#undef PSEUDO -#define PSEUDO(name, syscall_name, args) \ -lose: SYSCALL_PIC_SETUP \ - jg JUMPTARGET(syscall_error); \ - .globl syscall_error; \ - ENTRY (name) \ - DO_CALL (syscall_name, args); \ - jm lose - -#undef PSEUDO_END -#define PSEUDO_END(name) \ - END (name) - -#undef JUMPTARGET -#ifdef PIC -#define JUMPTARGET(name) name##@PLT -#define SYSCALL_PIC_SETUP \ - larl %r12,_GLOBAL_OFFSET_TABLE_ -#else -#define JUMPTARGET(name) name -#define SYSCALL_PIC_SETUP /* Nothing. */ -#endif - -/* Local label name for asm code. */ -#ifndef L -#define L(name) .L##name -#endif - -#endif /* __ASSEMBLER__ */ |