diff options
Diffstat (limited to 'libpthread/nptl/sysdeps')
| -rw-r--r-- | libpthread/nptl/sysdeps/arm/sysdep.h | 91 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/generic/sysdep.h | 137 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/sh/sysdep.h | 82 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sh/sysdep.h | 29 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysdep.h | 63 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sh/sh4/sysdep.h | 4 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sh/sysdep.h | 224 |
7 files changed, 0 insertions, 630 deletions
diff --git a/libpthread/nptl/sysdeps/arm/sysdep.h b/libpthread/nptl/sysdeps/arm/sysdep.h deleted file mode 100644 index 19bd3c3f7..000000000 --- a/libpthread/nptl/sysdeps/arm/sysdep.h +++ /dev/null @@ -1,91 +0,0 @@ -/* Assembler macros for ARM. - Copyright (C) 1997, 1998, 2003 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdeps/generic/sysdep.h> - -#ifdef __ASSEMBLER__ - -/* Syntactic details of assembler. */ - -#define ALIGNARG(log2) log2 -/* For ELF we need the `.type' directive to make shared libs work right. */ -#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,%##typearg; -#define ASM_SIZE_DIRECTIVE(name) .size name,.-name - -/* In ELF C symbols are asm symbols. */ -#undef NO_UNDERSCORES -#define NO_UNDERSCORES - -#define PLTJMP(_x) _x##(PLT) - -/* APCS-32 doesn't preserve the condition codes across function call. */ -#ifdef __APCS_32__ -#define LOADREGS(cond, base, reglist...)\ - ldm##cond base,reglist -#ifdef __USE_BX__ -#define RETINSTR(cond, reg) \ - bx##cond reg -#define DO_RET(_reg) \ - bx _reg -#else -#define RETINSTR(cond, reg) \ - mov##cond pc, reg -#define DO_RET(_reg) \ - mov pc, _reg -#endif -#else /* APCS-26 */ -#define LOADREGS(cond, base, reglist...)\ - ldm##cond base,reglist^ -#define RETINSTR(cond, reg) \ - mov##cond##s pc, reg -#define DO_RET(_reg) \ - movs pc, _reg -#endif - -/* Define an entry point visible from C. */ -#define ENTRY(name) \ - ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ - ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),function) \ - .align ALIGNARG(4); \ - name##: \ - CALL_MCOUNT - -#undef END -#define END(name) \ - ASM_SIZE_DIRECTIVE(name) - -/* If compiled for profiling, call `mcount' at the start of each function. */ -#ifdef PROF -#define CALL_MCOUNT \ - str lr,[sp, #-4]! ; \ - bl PLTJMP(mcount) ; \ - ldr lr, [sp], #4 ; -#else -#define CALL_MCOUNT /* Do nothing. */ -#endif - -#ifdef NO_UNDERSCORES -/* 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 -#endif - -#endif /* __ASSEMBLER__ */ diff --git a/libpthread/nptl/sysdeps/generic/sysdep.h b/libpthread/nptl/sysdeps/generic/sysdep.h deleted file mode 100644 index 9627b3e79..000000000 --- a/libpthread/nptl/sysdeps/generic/sysdep.h +++ /dev/null @@ -1,137 +0,0 @@ -/* Generic asm macros used on many machines. - Copyright (C) 1991,92,93,96,98,2002,2003 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef C_LABEL - -/* Define a macro we can use to construct the asm name for a C symbol. */ -#ifndef __UCLIBC_UNDERSCORES__ -#ifdef __STDC__ -#define C_LABEL(name) name##: -#else -#define C_LABEL(name) name/**/: -#endif -#else -#ifdef __STDC__ -#define C_LABEL(name) _##name##: -#else -#define C_LABEL(name) _/**/name/**/: -#endif -#endif - -#endif - -#ifdef __ASSEMBLER__ -/* Mark the end of function named SYM. This is used on some platforms - to generate correct debugging information. */ -#ifndef END -#define END(sym) -#endif - -#ifndef JUMPTARGET -#define JUMPTARGET(sym) sym -#endif - -/* Macros to generate eh_frame unwind information. */ -# ifdef HAVE_ASM_CFI_DIRECTIVES -# define cfi_startproc .cfi_startproc -# define cfi_endproc .cfi_endproc -# define cfi_def_cfa(reg, off) .cfi_def_cfa reg, off -# define cfi_def_cfa_register(reg) .cfi_def_cfa_register reg -# define cfi_def_cfa_offset(off) .cfi_def_cfa_offset off -# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off -# define cfi_offset(reg, off) .cfi_offset reg, off -# define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off -# define cfi_register(r1, r2) .cfi_register r1, r2 -# define cfi_return_column(reg) .cfi_return_column reg -# define cfi_restore(reg) .cfi_restore reg -# define cfi_same_value(reg) .cfi_same_value reg -# define cfi_undefined(reg) .cfi_undefined reg -# define cfi_remember_state .cfi_remember_state -# define cfi_restore_state .cfi_restore_state -# define cfi_window_save .cfi_window_save -# else -# define cfi_startproc -# define cfi_endproc -# define cfi_def_cfa(reg, off) -# define cfi_def_cfa_register(reg) -# define cfi_def_cfa_offset(off) -# define cfi_adjust_cfa_offset(off) -# define cfi_offset(reg, off) -# define cfi_rel_offset(reg, off) -# define cfi_register(r1, r2) -# define cfi_return_column(reg) -# define cfi_restore(reg) -# define cfi_same_value(reg) -# define cfi_undefined(reg) -# define cfi_remember_state -# define cfi_restore_state -# define cfi_window_save -# endif - -#else /* ! ASSEMBLER */ -# ifdef HAVE_ASM_CFI_DIRECTIVES -# define CFI_STRINGIFY(Name) CFI_STRINGIFY2 (Name) -# define CFI_STRINGIFY2(Name) #Name -# define CFI_STARTPROC ".cfi_startproc" -# define CFI_ENDPROC ".cfi_endproc" -# define CFI_DEF_CFA(reg, off) \ - ".cfi_def_cfa " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off) -# define CFI_DEF_CFA_REGISTER(reg) \ - ".cfi_def_cfa_register " CFI_STRINGIFY(reg) -# define CFI_DEF_CFA_OFFSET(off) \ - ".cfi_def_cfa_offset " CFI_STRINGIFY(off) -# define CFI_ADJUST_CFA_OFFSET(off) \ - ".cfi_adjust_cfa_offset " CFI_STRINGIFY(off) -# define CFI_OFFSET(reg, off) \ - ".cfi_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off) -# define CFI_REL_OFFSET(reg, off) \ - ".cfi_rel_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off) -# define CFI_REGISTER(r1, r2) \ - ".cfi_register " CFI_STRINGIFY(r1) "," CFI_STRINGIFY(r2) -# define CFI_RETURN_COLUMN(reg) \ - ".cfi_return_column " CFI_STRINGIFY(reg) -# define CFI_RESTORE(reg) \ - ".cfi_restore " CFI_STRINGIFY(reg) -# define CFI_UNDEFINED(reg) \ - ".cfi_undefined " CFI_STRINGIFY(reg) -# define CFI_REMEMBER_STATE \ - ".cfi_remember_state" -# define CFI_RESTORE_STATE \ - ".cfi_restore_state" -# define CFI_WINDOW_SAVE \ - ".cfi_window_save" -# else -# define CFI_STARTPROC -# define CFI_ENDPROC -# define CFI_DEF_CFA(reg, off) -# define CFI_DEF_CFA_REGISTER(reg) -# define CFI_DEF_CFA_OFFSET(off) -# define CFI_ADJUST_CFA_OFFSET(off) -# define CFI_OFFSET(reg, off) -# define CFI_REL_OFFSET(reg, off) -# define CFI_REGISTER(r1, r2) -# define CFI_RETURN_COLUMN(reg) -# define CFI_RESTORE(reg) -# define CFI_UNDEFINED(reg) -# define CFI_REMEMBER_STATE -# define CFI_RESTORE_STATE -# define CFI_WINDOW_SAVE -# endif - -#endif /* __ASSEMBLER__ */ diff --git a/libpthread/nptl/sysdeps/sh/sysdep.h b/libpthread/nptl/sysdeps/sh/sysdep.h deleted file mode 100644 index 5b75198f9..000000000 --- a/libpthread/nptl/sysdeps/sh/sysdep.h +++ /dev/null @@ -1,82 +0,0 @@ -/* Assembler macros for SH. - Copyright (C) 1999, 2000, 2005 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdeps/generic/sysdep.h> - -#include <features.h> -#include <libc-internal.h> - -#ifdef __ASSEMBLER__ - -/* Syntactic details of assembler. */ - -#define ALIGNARG(log2) log2 -/* For ELF we need the `.type' directive to make shared libs work right. */ -#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,@##typearg; -#define ASM_SIZE_DIRECTIVE(name) .size name,.-name - -#ifdef SHARED -#define PLTJMP(_x) _x##@PLT -#else -#define PLTJMP(_x) _x -#endif - -/* Define an entry point visible from C. */ -#define ENTRY(name) \ - ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ - ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),function) \ - .align ALIGNARG(5); \ - C_LABEL(name) \ - cfi_startproc; \ - CALL_MCOUNT - -#undef END -#define END(name) \ - cfi_endproc; \ - ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(name)) - -/* If compiled for profiling, call `mcount' at the start of each function. */ -#ifdef PROF -#define CALL_MCOUNT \ - mov.l 1f,r1; \ - sts.l pr,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (pr, 0); \ - mova 2f,r0; \ - jmp @r1; \ - lds r0,pr; \ - .align 2; \ -1: .long mcount; \ -2: lds.l @r15+,pr; \ - cfi_adjust_cfa_offset (-4); \ - cfi_restore (pr) - -#else -#define CALL_MCOUNT /* Do nothing. */ -#endif - -#ifdef __UCLIBC_UNDERSCORES__ -/* 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 -#endif - -#endif /* __ASSEMBLER__ */ diff --git a/libpthread/nptl/sysdeps/unix/sh/sysdep.h b/libpthread/nptl/sysdeps/unix/sh/sysdep.h deleted file mode 100644 index bf1ac0fd4..000000000 --- a/libpthread/nptl/sysdeps/unix/sh/sysdep.h +++ /dev/null @@ -1,29 +0,0 @@ -/* Copyright (C) 1999, 2000 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdeps/unix/sysdep.h> -#include <sysdeps/sh/sysdep.h> - -#ifdef __ASSEMBLER__ - -#define ret rts ; nop - -/* The sh move insn is s, d. */ -#define MOVE(x,y) mov x , y - -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysdep.h b/libpthread/nptl/sysdeps/unix/sysdep.h deleted file mode 100644 index 0e7c9da5a..000000000 --- a/libpthread/nptl/sysdeps/unix/sysdep.h +++ /dev/null @@ -1,63 +0,0 @@ -/* Copyright (C) 1991, 92, 93, 96, 98, 2003 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdeps/generic/sysdep.h> - -#include <sys/syscall.h> -#define HAVE_SYSCALLS - -/* Note that using a `PASTE' macro loses. */ -#ifdef __STDC__ -#define SYSCALL__(name, args) PSEUDO (__##name, name, args) -#else -#define SYSCALL__(name, args) PSEUDO (__/**/name, name, args) -#endif -#define SYSCALL(name, args) PSEUDO (name, name, args) - -/* Machine-dependent sysdep.h files are expected to define the macro - PSEUDO (function_name, syscall_name) to emit assembly code to define the - C-callable function FUNCTION_NAME to do system call SYSCALL_NAME. - r0 and r1 are the system call outputs. MOVE(x, y) should be defined as - an instruction such that "MOVE(r1, r0)" works. ret should be defined - as the return instruction. */ - -#ifndef SYS_ify -#ifdef __STDC__ -#define SYS_ify(syscall_name) SYS_##syscall_name -#else -#define SYS_ify(syscall_name) SYS_/**/syscall_name -#endif -#endif - -/* Terminate a system call named SYM. This is used on some platforms - to generate correct debugging information. */ -#ifndef PSEUDO_END -#define PSEUDO_END(sym) -#endif -#ifndef PSEUDO_END_NOERRNO -#define PSEUDO_END_NOERRNO(sym) PSEUDO_END(sym) -#endif -#ifndef PSEUDO_END_ERRVAL -#define PSEUDO_END_ERRVAL(sym) PSEUDO_END(sym) -#endif - -/* Wrappers around system calls should normally inline the system call code. - But sometimes it is not possible or implemented and we use this code. */ -#ifndef INLINE_SYSCALL -#define INLINE_SYSCALL(name, nr, args...) __syscall_##name (args) -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/sh4/sysdep.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/sh4/sysdep.h deleted file mode 100644 index 1aed1a14a..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/sh4/sysdep.h +++ /dev/null @@ -1,4 +0,0 @@ -/* 4 instruction cycles not accessing cache and TLB are needed after - trapa instruction to avoid an SH-4 silicon bug. */ -#define NEED_SYSCALL_INST_PAD -#include_next <sysdep.h> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/sysdep.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/sysdep.h deleted file mode 100644 index 7e9223b70..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/sysdep.h +++ /dev/null @@ -1,224 +0,0 @@ -/* Copyright (C) 1992,1993,1995,1996,1997,1998,1999,2000,2002,2003,2004 - Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995. - Changed by Kaz Kojima, <kkojima@rr.iij4u.or.jp>. - - 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. */ - -#ifndef _LINUX_SH_SYSDEP_H -#define _LINUX_SH_SYSDEP_H 1 - -/* There is some commonality. */ -#include <sysdeps/unix/sh/sysdep.h> - -/* For Linux we can use the system call table in the header file - /usr/include/asm/unistd.h - of the kernel. But these symbols do not follow the SYS_* syntax - so we have to redefine the `SYS_ify' macro here. */ -#undef SYS_ify -#define SYS_ify(syscall_name) (__NR_##syscall_name) - - -#ifdef __ASSEMBLER__ - -/* Linux uses a negative return value to indicate syscall errors, - unlike most Unices, which use the condition codes' carry flag. - - Since version 2.1 the return value of a system call might be - negative even if the call succeeded. E.g., the `lseek' system call - might return a large offset. Therefore we must not anymore test - for < 0, but test for a real error by making sure the value in R0 - is a real error number. Linus said he will make sure the no syscall - returns a value in -1 .. -4095 as a valid result so we can savely - test with -4095. */ - -#define _IMM1 #-1 -#define _IMM12 #-12 -#undef PSEUDO -#define PSEUDO(name, syscall_name, args) \ - .text; \ - ENTRY (name); \ - DO_CALL (syscall_name, args); \ - mov r0,r1; \ - mov _IMM12,r2; \ - shad r2,r1; \ - not r1,r1; \ - tst r1,r1; \ - bf .Lpseudo_end; \ - SYSCALL_ERROR_HANDLER; \ - .Lpseudo_end: - -#undef PSEUDO_END -#define PSEUDO_END(name) \ - END (name) - -#undef PSEUDO_NOERRNO -#define PSEUDO_NOERRNO(name, syscall_name, args) \ - .text; \ - ENTRY (name); \ - DO_CALL (syscall_name, args) - -#undef PSEUDO_END_NOERRNO -#define PSEUDO_END_NOERRNO(name) \ - END (name) - -#define ret_NOERRNO ret - -#define PSEUDO_ERRVAL(name, syscall_name, args) \ - .text; \ - ENTRY (name); \ - DO_CALL (syscall_name, args); - -#undef PSEUDO_END_ERRVAL -#define PSEUDO_END_ERRVAL(name) \ - END (name) - -#define ret_ERRVAL ret - -#ifndef __PIC__ -# define SYSCALL_ERROR_HANDLER \ - mov.l 0f,r1; \ - jmp @r1; \ - mov r0,r4; \ - .align 2; \ - 0: .long __syscall_error - -#include <libc/sysdeps/linux/sh/syscall_error.S> -#else -# ifdef RTLD_PRIVATE_ERRNO - -# define SYSCALL_ERROR_HANDLER \ - neg r0,r1; \ - mov.l 0f,r12; \ - mova 0f,r0; \ - add r0,r12; \ - mov.l 1f,r0; \ - mov.l r1,@(r0,r12) - bra .Lpseudo_end; \ - mov _IMM1,r0; \ - .align 2; \ - 0: .long _GLOBAL_OFFSET_TABLE_; \ - 1: .long rtld_errno@GOTOFF - -# elif defined _LIBC_REENTRANT - -# if USE___THREAD - -# ifndef NOT_IN_libc -# define SYSCALL_ERROR_ERRNO __libc_errno -# else -# define SYSCALL_ERROR_ERRNO errno -# endif -# define SYSCALL_ERROR_HANDLER \ - neg r0,r1; \ - mov r12,r2; \ - mov.l 0f,r12; \ - mova 0f,r0; \ - add r0,r12; \ - mov.l 1f,r0; \ - stc gbr, r4; \ - mov.l @(r0,r12),r0; \ - bra .Lskip; \ - add r4,r0; \ - .align 2; \ - 1: .long SYSCALL_ERROR_ERRNO@GOTTPOFF; \ - .Lskip: \ - mov r2,r12; \ - mov.l r1,@r0; \ - bra .Lpseudo_end; \ - mov _IMM1,r0; \ - .align 2; \ - 0: .long _GLOBAL_OFFSET_TABLE_ -# else - -# define SYSCALL_ERROR_HANDLER \ - neg r0,r1; \ - mov.l r14,@-r15; \ - mov.l r12,@-r15; \ - mov.l r1,@-r15; \ - mov.l 0f,r12; \ - mova 0f,r0; \ - add r0,r12; \ - sts.l pr,@-r15; \ - mov r15,r14; \ - mov.l 1f,r1; \ - bsrf r1; \ - nop; \ - 2: mov r14,r15; \ - lds.l @r15+,pr; \ - mov.l @r15+,r1; \ - mov.l r1,@r0; \ - mov.l @r15+,r12; \ - mov.l @r15+,r14; \ - bra .Lpseudo_end; \ - mov _IMM1,r0; \ - .align 2; \ - 0: .long _GLOBAL_OFFSET_TABLE_; \ - 1: .long PLTJMP(C_SYMBOL_NAME(__errno_location))-(2b-.) -/* A quick note: it is assumed that the call to `__errno_location' does - not modify the stack! */ -# endif -# else - -/* Store (-r0) into errno through the GOT. */ -# define SYSCALL_ERROR_HANDLER \ - neg r0,r1; \ - mov r12,r2; \ - mov.l 0f,r12; \ - mova 0f,r0; \ - add r0,r12; \ - mov.l 1f,r0; \ - mov.l @(r0,r12),r0; \ - mov r2,r12; \ - mov.l r1,@r0; \ - bra .Lpseudo_end; \ - mov _IMM1,r0; \ - .align 2; \ - 0: .long _GLOBAL_OFFSET_TABLE_; \ - 1: .long errno@GOT -# endif /* _LIBC_REENTRANT */ -#endif /* __PIC__ */ - -# ifdef NEED_SYSCALL_INST_PAD -# define SYSCALL_INST_PAD \ - or r0,r0; or r0,r0; or r0,r0; or r0,r0; or r0,r0 -# else -# define SYSCALL_INST_PAD -# endif - -#define SYSCALL_INST0 trapa #0x10 -#define SYSCALL_INST1 trapa #0x11 -#define SYSCALL_INST2 trapa #0x12 -#define SYSCALL_INST3 trapa #0x13 -#define SYSCALL_INST4 trapa #0x14 -#define SYSCALL_INST5 mov.l @(0,r15),r0; trapa #0x15 -#define SYSCALL_INST6 mov.l @(0,r15),r0; mov.l @(4,r15),r1; trapa #0x16 - -#undef DO_CALL -#define DO_CALL(syscall_name, args) \ - mov.l 1f,r3; \ - SYSCALL_INST##args; \ - SYSCALL_INST_PAD; \ - bra 2f; \ - nop; \ - .align 2; \ - 1: .long SYS_ify (syscall_name); \ - 2: - -#endif /* __ASSEMBLER__ */ - -#endif /* linux/sh/sysdep.h */ |