Merge branch 'master' of ssh://sourceware.org/git/glibc

Conflicts:
	ChangeLog

ChangeLog

@@ -4,6 +4,61 @@
 	* sysdeps/unix/sysv/linux/x86_64/bits/sem.h (semdid_ds): Fix to match
 	kernel in 64-bit binaries.
 
+2011-09-01  David S. Miller  <davem@davemloft.net>
+
+	* elf/elf.h (HWCAP_SPARC_*): Move to..
+	* sysdeps/sparc/sysdep.h: this new file and add new values.
+	* sysdeps/unix/sparc/sysdep.h: Include sysdeps/sparc/sysdep.h
+	* sysdeps/sparc/dl-procinfo.h: Include sysdep.h and increase
+	_DL_HWCAP_COUNT to 24.
+	* sysdeps/sparc/dl-procinfo.c (_dl_sparc_cap_flags): Add new
+	entries.
+	* sysdeps/sparc/sparc32/bits/atomic.h: Don't use magic local
+	__ATOMIC_HWCAP_SPARC_V9 define, use sysdep.h one instead.
+	* sysdeps/sparc/sparc32/dl-machine.h: Include sysdep.h
+	* sysdeps/sparc/sparc64/multiarch/memcpy.S: Use HWCAP_SPARC_*
+	instead of magic constants.
+	* sysdeps/sparc/sparc64/multiarch/memset.S: Likewise.
+
+2011-08-31  David S. Miller  <davem@davemloft.net>
+
+	* sysdeps/unix/sparc/sysdep.h (SETUP_PIC_REG): Define.
+	* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h (PSEUDO):
+	Reimplement to do errno handling inline.
+	(SYSCALL_ERROR_HANDLER): New macro.
+	(__SYSCALL_STRING): Do not do errno handling in asm.
+	(__CLONE_SYSCALL_STRING): Delete.
+	(__INTERNAL_SYSCALL_STRING): Delete.
+	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Include
+	sysdeps/unix/sparc/sysdep.h instead of sysdeps/unix/sysdep.h
+	(PSEUDO): Reimplement to do errno handling inline.
+	(ret, ret_NOERRNO, ret_ERRVAL, r0, r1, MOVE): Don't redefine.
+	(SYSCALL_ERROR_HANDLER): New macro.
+	(__SYSCALL_STRING): Do not do errno handling in asm.
+	(__CLONE_SYSCALL_STRING): Delete.
+	(__INTERNAL_SYSCALL_STRING): Delete.
+	* sysdeps/unix/sysv/linux/sparc/sysdep.h (INLINE_SYSCALL):
+	Implement in terms of INTERNAL_SYSCALL and __set_errno, just like
+	i386.
+	(INTERNAL_SYSCALL_DECL): Declare %g1 var for err state.
+	(inline_syscall*): Add 'err' argument.
+	(INTERNAL_SYSCALL, INTERNAL_SYSCALL_NCS,
+	INTERNAL_SYSCALL_ERROR_P): Likewise and pass it down.
+	(INLINE_CLONE_SYSCALL): Reimplement in terms of __SYSCALL_STRING,
+	INTERNAL_SYSCALL_ERRNO, and INTERNAL_SYSCALL_ERROR_P.
+
+	* scripts/data/localplt-sparc-linux-gnu.data: Remove 'ffs'.
+	* scripts/data/localplt-sparc64-linux-gnu.data: Likewise.
+
+2011-08-30  Andreas Schwab  <schwab@redhat.com>
+
+	* elf/rtld.c (dl_main): Relocate objects in dependency order.
+
+2011-08-29  Jiri Olsa <jolsa@redhat.com>
+
+	* sysdeps/i386/dl-trampoline.S (_dl_runtime_profile): Fix cfi
+	directive.
+
 2011-08-24  David S. Miller  <davem@davemloft.net>
 
 	* sysdeps/sparc/sparc64/strcmp.S: Rewrite.

elf/elf.h

@@ -1339,17 +1339,6 @@ typedef struct
 #define DT_SPARC_REGISTER 0x70000001
 #define DT_SPARC_NUM	2
 
-/* Bits present in AT_HWCAP on SPARC.  */
-
-#define HWCAP_SPARC_FLUSH	1	/* The CPU supports flush insn.  */
-#define HWCAP_SPARC_STBAR	2
-#define HWCAP_SPARC_SWAP	4
-#define HWCAP_SPARC_MULDIV	8
-#define HWCAP_SPARC_V9		16	/* The CPU is v9, so v8plus is ok.  */
-#define HWCAP_SPARC_ULTRA3	32
-#define HWCAP_SPARC_BLKINIT	64	/* Sun4v with block-init/load-twin.  */
-#define HWCAP_SPARC_N2		128
-
 /* MIPS R3000 specific definitions.  */
 
 /* Legal values for e_flags field of Elf32_Ehdr.  */

elf/rtld.c

@@ -2255,13 +2255,12 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
       /* If we are profiling we also must do lazy reloaction.  */
       GLRO(dl_lazy) |= consider_profiling;
 
-      struct link_map *l = main_map;
-      while (l->l_next)
-	l = l->l_next;
-
       HP_TIMING_NOW (start);
-      do
+      unsigned i = main_map->l_searchlist.r_nlist;
+      while (i-- > 0)
 	{
+	  struct link_map *l = main_map->l_initfini[i];
+
 	  /* While we are at it, help the memory handling a bit.  We have to
 	     mark some data structures as allocated with the fake malloc()
 	     implementation in ld.so.  */
@@ -2280,10 +2279,7 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 	  /* Add object to slot information data if necessasy.  */
 	  if (l->l_tls_blocksize != 0 && tls_init_tp_called)
 	    _dl_add_to_slotinfo (l);
-
-	  l = l->l_prev;
 	}
-      while (l);
       HP_TIMING_NOW (stop);
 
       HP_TIMING_DIFF (relocate_time, start, stop);

nptl/ChangeLog

@@ -1,3 +1,8 @@
+2011-08-31  Andreas Schwab  <schwab@redhat.com>
+
+	* allocatestack.c (setxid_mark_thread): Ensure that the exiting
+	thread is woken up.
+
 2011-08-20  David S. Miller  <davem@davemloft.net>
 
 	* Makefile (tst-cleanup0.out): Fix typo in output redirection.

nptl/allocatestack.c

@@ -999,7 +999,16 @@ setxid_mark_thread (struct xid_command *cmdp, struct pthread *t)
 
       /* If the thread is exiting right now, ignore it.  */
       if ((ch & EXITING_BITMASK) != 0)
-	return;
+	{
+	  /* Release the futex if there is no other setxid in
+	     progress.  */
+	  if ((ch & SETXID_BITMASK) == 0)
+	    {
+	      t->setxid_futex = 1;
+	      lll_futex_wake (&t->setxid_futex, 1, LLL_PRIVATE);
+	    }
+	  return;
+	}
     }
   while (atomic_compare_and_exchange_bool_acq (&t->cancelhandling,
 					       ch | SETXID_BITMASK, ch));

scripts/data/localplt-sparc-linux-gnu.data

@@ -10,7 +10,6 @@ libc.so: _Q_mul
 libc.so: _Q_sub
 libc.so: _Unwind_Find_FDE
 libc.so: calloc
-libc.so: ffs
 libc.so: free
 libc.so: malloc
 libc.so: memalign

scripts/data/localplt-sparc64-linux-gnu.data

@@ -12,7 +12,6 @@ libc.so: _Qp_sub
 libc.so: _Qp_xtoq
 libc.so: _Unwind_Find_FDE
 libc.so: calloc
-libc.so: ffs
 libc.so: free
 libc.so: malloc
 libc.so: memalign

sysdeps/i386/dl-trampoline.S

@@ -1,5 +1,5 @@
 /* PLT trampolines.  i386 version.
-   Copyright (C) 2004, 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2005, 2007, 2011 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
@@ -99,7 +99,7 @@ _dl_runtime_profile:
 	    +4      %edx
 	   %esp     free
 	*/
-	cfi_adjust_cfa_offset (12)
+	cfi_adjust_cfa_offset (8)
 1:	movl %ebx, (%esp)
 	cfi_rel_offset (ebx, 0)
 	movl %edx, %ebx		# This is the frame buffer size

sysdeps/sparc/dl-procinfo.c

@@ -1,5 +1,5 @@
 /* Data for Linux/sparc version of processor capability information.
-   Copyright (C) 2002,2003,2006 Free Software Foundation, Inc.
+   Copyright (C) 2002,2003,2006,2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
 
@@ -47,10 +47,13 @@
 #if !defined PROCINFO_DECL && defined SHARED
   ._dl_sparc_cap_flags
 #else
-PROCINFO_CLASS const char _dl_sparc_cap_flags[8][7]
+PROCINFO_CLASS const char _dl_sparc_cap_flags[24][11]
 #endif
 #ifndef PROCINFO_DECL
-  = { "flush", "stbar", "swap", "muldiv", "v9", "ultra3", "v9v", "v9v2" }
+  = { "flush", "stbar", "swap", "muldiv", "v9", "ultra3", "v9v", "v9v2",
+      "mul32", "div32", "fsmuld", "v8plus", "popc", "vis", "vis2",
+      "ASIBlkInit", "fmaf", "vis3", "hpc", "random", "trans", "fjfmau",
+      "ima", "cspare" }
 #endif
 #if !defined SHARED || defined PROCINFO_DECL
 ;

sysdeps/sparc/dl-procinfo.h

@@ -1,5 +1,5 @@
 /* Linux/sparc version of processor capability information handling macros.
-   Copyright (C) 1999,2000,2001,2002,2003,2004,2006
+   Copyright (C) 1999,2000,2001,2002,2003,2004,2006,2011
 	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jj@ultra.linux.cz>, 1999.
@@ -23,8 +23,9 @@
 #define _DL_PROCINFO_H	1
 
 #include <ldsodefs.h>
+#include <sysdep.h>
 
-#define _DL_HWCAP_COUNT 8
+#define _DL_HWCAP_COUNT 24
 
 static inline int
 __attribute__ ((unused))

sysdeps/sparc/sparc32/bits/atomic.h

@@ -1,5 +1,5 @@
 /* Atomic operations.  sparc32 version.
-   Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2006, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
 
@@ -22,6 +22,7 @@
 #define _BITS_ATOMIC_H	1
 
 #include <stdint.h>
+#include <sysdep.h>
 
 typedef int8_t atomic8_t;
 typedef uint8_t uatomic8_t;
@@ -238,13 +239,10 @@ volatile unsigned char __sparc32_atomic_locks[64]
    apps on v9 CPUs e.g. with process shared primitives, use cas insn
    on v9 CPUs and ldstub on pre-v9.  */
 
-/* Avoid <ldsodefs.h> include here.  */
 extern uint64_t _dl_hwcap __attribute__((weak));
-# define __ATOMIC_HWCAP_SPARC_V9	16
 # define __atomic_is_v9 \
   (__builtin_expect (&_dl_hwcap != 0, 1) \
-   && __builtin_expect (_dl_hwcap & __ATOMIC_HWCAP_SPARC_V9, \
-			__ATOMIC_HWCAP_SPARC_V9))
+   && __builtin_expect (_dl_hwcap & HWCAP_SPARC_V9, HWCAP_SPARC_V9))
 
 # define atomic_compare_and_exchange_val_acq(mem, newval, oldval) \
   ({								      \

sysdeps/sparc/sparc32/dl-machine.h

@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  SPARC version.
-   Copyright (C) 1996-2003, 2004, 2005, 2006, 2007, 2010
+   Copyright (C) 1996-2003, 2004, 2005, 2006, 2007, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -26,6 +26,7 @@
 #include <string.h>
 #include <sys/param.h>
 #include <ldsodefs.h>
+#include <sysdep.h>
 #include <tls.h>
 #include <dl-plt.h>
 

sysdeps/sparc/sparc64/multiarch/memcpy.S

@@ -1,5 +1,5 @@
 /* Multiple versions of memcpy
-   Copyright (C) 2010 Free Software Foundation, Inc.
+   Copyright (C) 2010, 2011 Free Software Foundation, Inc.
    Contributed by David S. Miller (davem@davemloft.net)
    This file is part of the GNU C Library.
 
@@ -33,9 +33,9 @@ ENTRY(memcpy)
 1:	add	%o7, %o3, %o3
 	mov	%o5, %o7
 # endif
-	andcc	%o0, 0x80, %g0	! HWCAP_SPARC_N2
+	andcc	%o0, HWCAP_SPARC_N2, %g0
 	be	1f
-	 andcc	%o0, 0x40, %g0	! HWCAP_SPARC_BLKINIT
+	 andcc	%o0, HWCAP_SPARC_BLKINIT, %g0
 # ifdef SHARED
 	sethi	%gdop_hix22(__memcpy_niagara2), %o1
 	xor	%o1, %gdop_lox10(__memcpy_niagara2), %o1
@@ -45,7 +45,7 @@ ENTRY(memcpy)
 	ba	10f
 	 nop
 1:	be	1f
-	 andcc	%o0, 0x20, %g0	! HWCAP_SPARC_ULTRA3
+	 andcc	%o0, HWCAP_SPARC_ULTRA3, %g0
 # ifdef SHARED
 	sethi	%gdop_hix22(__memcpy_niagara1), %o1
 	xor	%o1, %gdop_lox10(__memcpy_niagara1), %o1

sysdeps/sparc/sparc64/multiarch/memset.S

@@ -1,5 +1,5 @@
 /* Multiple versions of memset and bzero
-   Copyright (C) 2010 Free Software Foundation, Inc.
+   Copyright (C) 2010, 2011 Free Software Foundation, Inc.
    Contributed by David S. Miller (davem@davemloft.net)
    This file is part of the GNU C Library.
 
@@ -33,7 +33,7 @@ ENTRY(memset)
 1:	add	%o7, %o3, %o3
 	mov	%o5, %o7
 # endif
-	andcc	%o0, 0x40, %g0	! HWCAP_SPARC_BLKINIT
+	andcc	%o0, HWCAP_SPARC_BLKINIT, %g0
 	be	9f
 	 nop
 # ifdef SHARED
@@ -69,7 +69,7 @@ ENTRY(__bzero)
 1:	add	%o7, %o3, %o3
 	mov	%o5, %o7
 # endif
-	andcc	%o0, 0x40, %g0	! HWCAP_SPARC_BLKINIT
+	andcc	%o0, HWCAP_SPARC_BLKINIT, %g0
 	be	9f
 	 nop
 # ifdef SHARED

sysdeps/sparc/sysdep.h

@@ -0,0 +1,45 @@
+/* Copyright (C) 2011 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.  */
+
+/* Bits present in AT_HWCAP on SPARC.  */
+
+#define HWCAP_SPARC_FLUSH	0x00000001
+#define HWCAP_SPARC_STBAR	0x00000002
+#define HWCAP_SPARC_SWAP	0x00000004
+#define HWCAP_SPARC_MULDIV	0x00000008
+#define HWCAP_SPARC_V9		0x00000010
+#define HWCAP_SPARC_ULTRA3	0x00000020
+#define HWCAP_SPARC_BLKINIT	0x00000040
+#define HWCAP_SPARC_N2		0x00000080
+#define HWCAP_SPARC_MUL32	0x00000100
+#define HWCAP_SPARC_DIV32	0x00000200
+#define HWCAP_SPARC_FSMULD	0x00000400
+#define HWCAP_SPARC_V8PLUS	0x00000800
+#define HWCAP_SPARC_POPC	0x00001000
+#define HWCAP_SPARC_VIS		0x00002000
+#define HWCAP_SPARC_VIS2	0x00004000
+#define HWCAP_SPARC_ASI_BLK_INIT 0x00008000
+#define HWCAP_SPARC_FMAF	0x00010000
+#define HWCAP_SPARC_VIS3	0x00020000
+#define HWCAP_SPARC_HPC		0x00040000
+#define HWCAP_SPARC_RANDOM	0x00080000
+#define HWCAP_SPARC_TRANS	0x00100000
+#define HWCAP_SPARC_FJFMAU	0x00200000
+#define HWCAP_SPARC_IMA		0x00400000
+#define HWCAP_SPARC_ASI_CACHE_SPARING \
+				0x00800000

sysdeps/unix/sparc/sysdep.h

@@ -1,4 +1,5 @@
-/* Copyright (C) 1993, 1994, 1995, 1997, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1994, 1995, 1997, 2003, 2011
+        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
@@ -17,6 +18,7 @@
    02111-1307 USA.  */
 
 #include <sysdeps/unix/sysdep.h>
+#include <sysdeps/sparc/sysdep.h>
 
 #ifdef	__ASSEMBLER__
 
@@ -27,6 +29,26 @@
 #define	syscall_error	C_SYMBOL_NAME(__syscall_error)
 #endif
 
+#ifdef PIC
+#define SETUP_PIC_REG(reg, tmp)						\
+	.ifndef __sparc_get_pc_thunk.reg;				\
+	.section .text.__sparc_get_pc_thunk.reg,"axG",@progbits,__sparc_get_pc_thunk.reg,comdat; \
+	.align	 32;							\
+	.weak	 __sparc_get_pc_thunk.reg;				\
+	.hidden	 __sparc_get_pc_thunk.reg;				\
+	.type	 __sparc_get_pc_thunk.reg, #function;			\
+__sparc_get_pc_thunk.reg:		   				\
+	jmp	%o7 + 8;						\
+	 add	%o7, %reg, %##reg;					\
+	.previous;							\
+	.endif;								\
+	sethi	%hi(_GLOBAL_OFFSET_TABLE_-4), %##reg;			\
+	mov	%o7, %##tmp;		      				\
+	call	__sparc_get_pc_thunk.reg;				\
+	 or	%##reg, %lo(_GLOBAL_OFFSET_TABLE_+4), %##reg;		\
+	mov	%##tmp, %o7;
+#endif
+
 #ifdef HAVE_ELF
 #define	ENTRY(name)		\
   .global C_SYMBOL_NAME(name);	\