Update.

* elf/Makefile (distribute): Add dl-lookupcfg.h.
	* sysdeps/ia64/Dist: New file.

ChangeLog

@@ -1,5 +1,8 @@
 2000-05-05  Ulrich Drepper  <drepper@redhat.com>
 
+	* elf/Makefile (distribute): Add dl-lookupcfg.h.
+	* sysdeps/ia64/Dist: New file.
+
 	* elf/dl-load.c (_dl_map_object_from_fd): Little of computation of
 	parameter to mprotect and for variable assignments.
 

elf/Makefile

@@ -39,7 +39,7 @@ distribute	:= $(rtld-routines:=.c) dynamic-link.h do-rel.h dl-machine.h \
 		   dl-cache.h dl-hash.h soinit.c sofini.c ldd.bash.in \
 		   genrtldtbl.awk atomicity.h dl-procinfo.h ldsodefs.h \
 		   dl-librecon.h interp.c sln.c dl-dst.h hp-timing.h \
-		   do-lookup.h sprof.c gen-trusted-dirs.awk \
+		   do-lookup.h dl-lookupcfg.h sprof.c gen-trusted-dirs.awk \
 		   testobj1.c testobj2.c testobj3.c testobj4.c testobj5.c \
 		   testobj6.c testobj1_1.c failobj.c \
 		   ldconfig.h ldconfig.c cache.c readlib.c readelflib.c \

elf/dl-load.c

@@ -922,17 +922,17 @@ _dl_map_object_from_fd (const char *name, int fd, char *realname,
 		   - MAP_BASE_ADDR (l));
 
 	/* Remember which part of the address space this object uses.  */
-	l->l_map_start = map_segment (mappref, maplength, c->prot, 0,
-				      c->mapoff);
+	l->l_map_start = (ElfW(Addr)) map_segment (mappref, maplength, c->prot,
+						   0, c->mapoff);
 	l->l_map_end = l->l_map_start + maplength;
-	l->l_addr = (ElfW(Addr)) mapat - c->mapstart;
+	l->l_addr = l->l_map_start - c->mapstart;
 
 	/* Change protection on the excess portion to disallow all access;
 	   the portions we do not remap later will be inaccessible as if
 	   unallocated.  Then jump into the normal segment-mapping loop to
 	   handle the portion of the segment past the end of the file
 	   mapping.  */
-	__mprotect ((caddr_t) l->l_map_start,
+	__mprotect ((caddr_t) (l->l_addr + c->mapend),
 		    loadcmds[nloadcmds - 1].allocend - c->mapend,
 		    0);
 

linuxthreads/ChangeLog

@@ -1,4 +1,14 @@
-2000-04-29  Bruno Haible  <clisp.cons.org>
+2000-05-05  Ulrich Drepper  <drepper@redhat.com>
+
+	* internals.h (struct _pthread_descr_struct): Reorganization.
+	Allocate room for 16 pointers at head of the structure for future
+	thread-local data handling.  Move p_self member in this area.
+	* manager.c (pthread_handle_create): Adjust use of p_self.
+	* sysdeps/i386/useldt.h (THREAD_SELF): Likewise.
+	* pthread.c (__pthread_initial_thread): Adjust initialization.
+	(__pthread_manager_thread): Likewise.
+
+2000-04-29  Bruno Haible  <haible@clisp.cons.org>
 
 	* join.c (pthread_exit): Use THREAD_GETMEM_NC instead of THREAD_GETMEM
 	for eventmask larger than 1 word.

linuxthreads/internals.h

@@ -124,6 +124,12 @@ typedef struct _pthread_rwlock_info {
 } pthread_readlock_info;
 
 struct _pthread_descr_struct {
+  union {
+    struct {
+      pthread_descr self;	/* Pointer to this structure */
+    } data;
+    void *__padding[16];
+  } p_header;
   pthread_descr p_nextlive, p_prevlive;
                                 /* Double chaining of active threads */
   pthread_descr p_nextwaiting;  /* Next element in the queue holding the thr */
@@ -157,7 +163,6 @@ struct _pthread_descr_struct {
   int p_userstack;		/* nonzero if the user provided the stack */
   void *p_guardaddr;		/* address of guard area or NULL */
   size_t p_guardsize;		/* size of guard area */
-  pthread_descr p_self;		/* Pointer to this structure */
   int p_nr;                     /* Index of descriptor in __pthread_handles */
   int p_report_events;		/* Nonzero if events must be reported.  */
   td_eventbuf_t p_eventbuf;     /* Data for event.  */

linuxthreads/manager.c

@@ -385,7 +385,7 @@ static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
   new_thread->p_resp = &new_thread->p_res;
   new_thread->p_guardaddr = guardaddr;
   new_thread->p_guardsize = guardsize;
-  new_thread->p_self = new_thread;
+  new_thread->p_header.data.self = new_thread;
   new_thread->p_nr = sseg;
   /* Initialize the thread handle */
   __pthread_init_lock(&__pthread_handles[sseg].h_lock);

linuxthreads/pthread.c

@@ -37,6 +37,11 @@
 /* Descriptor of the initial thread */
 
 struct _pthread_descr_struct __pthread_initial_thread = {
+  {
+    {
+      &__pthread_initial_thread /* pthread_descr self */
+    }
+  },
   &__pthread_initial_thread,  /* pthread_descr p_nextlive */
   &__pthread_initial_thread,  /* pthread_descr p_prevlive */
   NULL,                       /* pthread_descr p_nextwaiting */
@@ -71,7 +76,6 @@ struct _pthread_descr_struct __pthread_initial_thread = {
   0,                          /* int p_userstack */
   NULL,                       /* void * p_guardaddr */
   0,                          /* size_t p_guardsize */
-  &__pthread_initial_thread,  /* pthread_descr p_self */
   0,                          /* Always index 0 */
   0,                          /* int p_report_events */
   {{{0, }}, 0, NULL},         /* td_eventbuf_t p_eventbuf */
@@ -88,6 +92,11 @@ struct _pthread_descr_struct __pthread_initial_thread = {
    and the address for identification.  */
 
 struct _pthread_descr_struct __pthread_manager_thread = {
+  {
+    {
+      &__pthread_manager_thread /* pthread_descr self */
+    }
+  },
   NULL,                       /* pthread_descr p_nextlive */
   NULL,                       /* pthread_descr p_prevlive */
   NULL,                       /* pthread_descr p_nextwaiting */
@@ -122,7 +131,6 @@ struct _pthread_descr_struct __pthread_manager_thread = {
   0,                          /* int p_userstack */
   NULL,                       /* void * p_guardaddr */
   0,                          /* size_t p_guardsize */
-  &__pthread_manager_thread,  /* pthread_descr p_self */
   1,                          /* Always index 1 */
   0,                          /* int p_report_events */
   {{{0, }}, 0, NULL},         /* td_eventbuf_t p_eventbuf */
@@ -369,12 +377,12 @@ static void pthread_initialize(void)
   sa.sa_flags = 0;
   __sigaction(__pthread_sig_restart, &sa, NULL);
   sa.sa_handler = pthread_handle_sigcancel;
-  sa.sa_flags = 0;
+  // sa.sa_flags = 0;
   __sigaction(__pthread_sig_cancel, &sa, NULL);
   if (__pthread_sig_debug > 0) {
     sa.sa_handler = pthread_handle_sigdebug;
     sigemptyset(&sa.sa_mask);
-    sa.sa_flags = 0;
+    // sa.sa_flags = 0;
     __sigaction(__pthread_sig_debug, &sa, NULL);
   }
   /* Initially, block __pthread_sig_restart. Will be unblocked on demand. */

linuxthreads/sysdeps/i386/useldt.h

@@ -54,7 +54,8 @@ extern int __modify_ldt (int, struct modify_ldt_ldt_s *, size_t);
 ({									      \
   register pthread_descr __self;					      \
   __asm__ ("movl %%gs:%c1,%0" : "=r" (__self)				      \
-	   : "i" (offsetof (struct _pthread_descr_struct, p_self)));	      \
+	   : "i" (offsetof (struct _pthread_descr_struct,		      \
+			    p_header.data.self)));			      \
   __self;								      \
 })
 

sysdeps/ia64/Dist

@@ -0,0 +1,2 @@
+dl-symaddr.c
+dl-fptr.c