From 1df14a6af0eed9687fb62130fac201f2f067a936 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Mon, 2 Jan 2006 21:28:11 +0000 Subject: Updated to fedora-glibc-20060102T2114 --- nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h | 15 ++------------- nptl/sysdeps/sparc/tcb-offsets.sym | 1 + nptl/sysdeps/sparc/tls.h | 11 ++++++++++- 3 files changed, 13 insertions(+), 14 deletions(-) (limited to 'nptl/sysdeps/sparc') diff --git a/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h b/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h index 7752fe971e..92c296b0cf 100644 --- a/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h +++ b/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2005 Free Software Foundation, Inc. +/* Copyright (C) 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by David S. Miller , 2005. @@ -20,23 +20,12 @@ #include #include #include -#include #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) -static inline uintptr_t __attribute__ ((unused)) -_jmpbuf_sp (__jmp_buf regs) -{ - uintptr_t sp = regs[0].uc_mcontext.mc_fp; -#ifdef PTR_DEMANGLE - PTR_DEMANGLE (sp); -#endif - return sp; -} - #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) + ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].uc_mcontext.mc_fp - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/sparc/tcb-offsets.sym b/nptl/sysdeps/sparc/tcb-offsets.sym index 237f975b25..923af8a5b7 100644 --- a/nptl/sysdeps/sparc/tcb-offsets.sym +++ b/nptl/sysdeps/sparc/tcb-offsets.sym @@ -2,5 +2,6 @@ #include MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads) +POINTER_GUARD offsetof (tcbhead_t, pointer_guard) PID offsetof (struct pthread, pid) TID offsetof (struct pthread, tid) diff --git a/nptl/sysdeps/sparc/tls.h b/nptl/sysdeps/sparc/tls.h index ddc4848554..127bbf695f 100644 --- a/nptl/sysdeps/sparc/tls.h +++ b/nptl/sysdeps/sparc/tls.h @@ -1,5 +1,5 @@ /* Definitions for thread-local data handling. NPTL/sparc version. - Copyright (C) 2003, 2005 Free Software Foundation, Inc. + Copyright (C) 2003, 2005, 2006 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 @@ -48,6 +48,7 @@ typedef struct int multiple_threads; uintptr_t sysinfo; uintptr_t stack_guard; + uintptr_t pointer_guard; } tcbhead_t; #else /* __ASSEMBLER__ */ @@ -135,6 +136,14 @@ register struct pthread *__thread_self __asm__("%g7"); ((descr)->header.stack_guard \ = THREAD_GETMEM (THREAD_SELF, header.stack_guard)) +/* Get/set the stack guard field in TCB head. */ +#define THREAD_GET_POINTER_GUARD() \ + THREAD_GETMEM (THREAD_SELF, header.pointer_guard) +#define THREAD_SET_POINTER_GUARD(value) \ + THREAD_SETMEM (THREAD_SELF, header.pointer_guard, value) +# define THREAD_COPY_POINTER_GUARD(descr) \ + ((descr)->header.pointer_guard = THREAD_GET_POINTER_GUARD ()) + #endif /* !ASSEMBLER */ #endif /* tls.h */ -- cgit v1.2.3