diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86/sys/ucontext.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86/sys/ucontext.h | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/sysdeps/unix/sysv/linux/x86/sys/ucontext.h b/sysdeps/unix/sysv/linux/x86/sys/ucontext.h deleted file mode 100644 index 5fd64bf801..0000000000 --- a/sysdeps/unix/sysv/linux/x86/sys/ucontext.h +++ /dev/null @@ -1,260 +0,0 @@ -/* Copyright (C) 2001-2017 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/>. */ - -#ifndef _SYS_UCONTEXT_H -#define _SYS_UCONTEXT_H 1 - -#include <features.h> - -#include <bits/types/sigset_t.h> -#include <bits/sigcontext.h> -#include <bits/types/stack_t.h> - - -#ifdef __USE_MISC -# define __ctx(fld) fld -#else -# define __ctx(fld) __ ## fld -#endif - -#ifdef __x86_64__ - -/* Type for general register. */ -__extension__ typedef long long int greg_t; - -/* Number of general registers. */ -#define __NGREG 23 -#ifdef __USE_MISC -# define NGREG __NGREG -#endif - -/* Container for all general registers. */ -typedef greg_t gregset_t[__NGREG]; - -#ifdef __USE_GNU -/* Number of each register in the `gregset_t' array. */ -enum -{ - REG_R8 = 0, -# define REG_R8 REG_R8 - REG_R9, -# define REG_R9 REG_R9 - REG_R10, -# define REG_R10 REG_R10 - REG_R11, -# define REG_R11 REG_R11 - REG_R12, -# define REG_R12 REG_R12 - REG_R13, -# define REG_R13 REG_R13 - REG_R14, -# define REG_R14 REG_R14 - REG_R15, -# define REG_R15 REG_R15 - REG_RDI, -# define REG_RDI REG_RDI - REG_RSI, -# define REG_RSI REG_RSI - REG_RBP, -# define REG_RBP REG_RBP - REG_RBX, -# define REG_RBX REG_RBX - REG_RDX, -# define REG_RDX REG_RDX - REG_RAX, -# define REG_RAX REG_RAX - REG_RCX, -# define REG_RCX REG_RCX - REG_RSP, -# define REG_RSP REG_RSP - REG_RIP, -# define REG_RIP REG_RIP - REG_EFL, -# define REG_EFL REG_EFL - REG_CSGSFS, /* Actually short cs, gs, fs, __pad0. */ -# define REG_CSGSFS REG_CSGSFS - REG_ERR, -# define REG_ERR REG_ERR - REG_TRAPNO, -# define REG_TRAPNO REG_TRAPNO - REG_OLDMASK, -# define REG_OLDMASK REG_OLDMASK - REG_CR2 -# define REG_CR2 REG_CR2 -}; -#endif - -struct _libc_fpxreg -{ - unsigned short int __ctx(significand)[4]; - unsigned short int __ctx(exponent); - unsigned short int __glibc_reserved1[3]; -}; - -struct _libc_xmmreg -{ - __uint32_t element[4]; -}; - -struct _libc_fpstate -{ - /* 64-bit FXSAVE format. */ - __uint16_t __ctx(cwd); - __uint16_t __ctx(swd); - __uint16_t __ctx(ftw); - __uint16_t __ctx(fop); - __uint64_t __ctx(rip); - __uint64_t __ctx(rdp); - __uint32_t __ctx(mxcsr); - __uint32_t __ctx(mxcr_mask); - struct _libc_fpxreg _st[8]; - struct _libc_xmmreg _xmm[16]; - __uint32_t __glibc_reserved1[24]; -}; - -/* Structure to describe FPU registers. */ -typedef struct _libc_fpstate *fpregset_t; - -/* Context to describe whole processor state. */ -typedef struct - { - gregset_t __ctx(gregs); - /* Note that fpregs is a pointer. */ - fpregset_t __ctx(fpregs); - __extension__ unsigned long long __reserved1 [8]; -} mcontext_t; - -/* Userlevel context. */ -typedef struct ucontext - { - unsigned long int uc_flags; - struct ucontext *uc_link; - stack_t uc_stack; - mcontext_t uc_mcontext; - sigset_t uc_sigmask; - struct _libc_fpstate __fpregs_mem; - } ucontext_t; - -#else /* !__x86_64__ */ - -/* Type for general register. */ -typedef int greg_t; - -/* Number of general registers. */ -#define __NGREG 19 -#ifdef __USE_MISC -# define NGREG __NGREG -#endif - -/* Container for all general registers. */ -typedef greg_t gregset_t[__NGREG]; - -#ifdef __USE_GNU -/* Number of each register is the `gregset_t' array. */ -enum -{ - REG_GS = 0, -# define REG_GS REG_GS - REG_FS, -# define REG_FS REG_FS - REG_ES, -# define REG_ES REG_ES - REG_DS, -# define REG_DS REG_DS - REG_EDI, -# define REG_EDI REG_EDI - REG_ESI, -# define REG_ESI REG_ESI - REG_EBP, -# define REG_EBP REG_EBP - REG_ESP, -# define REG_ESP REG_ESP - REG_EBX, -# define REG_EBX REG_EBX - REG_EDX, -# define REG_EDX REG_EDX - REG_ECX, -# define REG_ECX REG_ECX - REG_EAX, -# define REG_EAX REG_EAX - REG_TRAPNO, -# define REG_TRAPNO REG_TRAPNO - REG_ERR, -# define REG_ERR REG_ERR - REG_EIP, -# define REG_EIP REG_EIP - REG_CS, -# define REG_CS REG_CS - REG_EFL, -# define REG_EFL REG_EFL - REG_UESP, -# define REG_UESP REG_UESP - REG_SS -# define REG_SS REG_SS -}; -#endif - -/* Definitions taken from the kernel headers. */ -struct _libc_fpreg -{ - unsigned short int __ctx(significand)[4]; - unsigned short int __ctx(exponent); -}; - -struct _libc_fpstate -{ - unsigned long int __ctx(cw); - unsigned long int __ctx(sw); - unsigned long int __ctx(tag); - unsigned long int __ctx(ipoff); - unsigned long int __ctx(cssel); - unsigned long int __ctx(dataoff); - unsigned long int __ctx(datasel); - struct _libc_fpreg _st[8]; - unsigned long int __ctx(status); -}; - -/* Structure to describe FPU registers. */ -typedef struct _libc_fpstate *fpregset_t; - -/* Context to describe whole processor state. */ -typedef struct - { - gregset_t __ctx(gregs); - /* Due to Linux's history we have to use a pointer here. The SysV/i386 - ABI requires a struct with the values. */ - fpregset_t __ctx(fpregs); - unsigned long int __ctx(oldmask); - unsigned long int __ctx(cr2); - } mcontext_t; - -/* Userlevel context. */ -typedef struct ucontext - { - unsigned long int uc_flags; - struct ucontext *uc_link; - stack_t uc_stack; - mcontext_t uc_mcontext; - sigset_t uc_sigmask; - struct _libc_fpstate __fpregs_mem; - } ucontext_t; - -#endif /* !__x86_64__ */ - -#undef __ctx - -#endif /* sys/ucontext.h */ |