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authorUlrich Drepper <drepper@redhat.com>2003-09-24 21:13:55 +0000
committerUlrich Drepper <drepper@redhat.com>2003-09-24 21:13:55 +0000
commit977169541668f2287c5f8e239e5743eb9cefcb63 (patch)
treebabcc4b260b9fda3a335f6eaeac204b1495ce3b8 /sysdeps/sparc
parent0f124303c8bebc3258d2d22bdc03271e85b9ea42 (diff)
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Update.
2003-09-24  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/ia64/dl-machine.h (RTLD_START): Remove setting of
	__libc_stack_end.  Patch by David Mosberger.

2003-09-24  Jakub Jelinek  <jakub@redhat.com>

	* elf/Versions (ld): Export __libc_stack_end@GLIBC_2.1 instead of
	__libc_stack_end@GLIBC_PRIVATE.

	* sysdeps/generic/dl-sysdep.c (DL_STACK_END): Define if not defined.
	(_dl_sysdep_start): Set __libc_stack_end here.
	* sysdeps/alpha/dl-machine.h (RTLD_START): Remove setting of
	__libc_stack_end.
	* sysdeps/arm/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/cris/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/i386/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/m68k/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/s390/s390-32/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/s390/s390-64/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/sh/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/x86_64/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/ia64/dl-machine.h (DL_STACK_END): Define.
	* sysdeps/sparc/sparc32/dl-machine.h (DL_STACK_END): Define.
	(RTLD_START): Remove setting of __libc_stack_end.
	* sysdeps/sparc/sparc64/dl-machine.h (DL_STACK_END): Define.
	(RTLD_START): Remove setting of __libc_stack_end.

2003-09-24  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/sys/sysmacros.h: Add gnu_dev_ prefix to
	function definitions.  Adjust macro expansions accordingly.
	* sysdeps/unix/sysv/linux/Versions: Add gnu_dev_ prefix to major,
	minor, makedev name.
	* sysdeps/unix/sysv/linux/makedev.c: Likewise.

2003-09-24  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/sys/sysmacros.h (major, minor, makedev):
	Add __THROW.
Diffstat (limited to 'sysdeps/sparc')
-rw-r--r--sysdeps/sparc/sparc32/dl-machine.h15
-rw-r--r--sysdeps/sparc/sparc64/dl-machine.h15
2 files changed, 14 insertions, 16 deletions
diff --git a/sysdeps/sparc/sparc32/dl-machine.h b/sysdeps/sparc/sparc32/dl-machine.h
index f43b4788ef..cd409ae57c 100644
--- a/sysdeps/sparc/sparc32/dl-machine.h
+++ b/sysdeps/sparc/sparc32/dl-machine.h
@@ -248,6 +248,11 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
 /* The SPARC overlaps DT_RELA and DT_PLTREL.  */
 #define ELF_MACHINE_PLTREL_OVERLAP 1
 
+/* Undo the sub %sp, 6*4, %sp; add %sp, 22*4, %o0 below to get at the
+   value we want in __libc_stack_end.  */
+#define DL_STACK_END(cookie) \
+  ((void *) (((long) (cookie)) - (22 - 6) * 4))
+
 /* Initial entry point code for the dynamic linker.
    The C function `_dl_start' is the real entry point;
    its return value is the user program's entry point.  */
@@ -274,16 +279,10 @@ _dl_start_user:\n\
 	add	%l7, %o7, %l7\n\
   /* Save the user entry point address in %l0 */\n\
 	mov	%o0, %l0\n\
-  /* Store the highest stack address.  */\n\
-	sethi	%hi(__libc_stack_end), %g2\n\
-	or	%g2, %lo(__libc_stack_end), %g2\n\
-	ld	[%l7 + %g2], %l1\n\
-	sethi	%hi(_dl_skip_args), %g2\n\
-	add	%sp, 6*4, %l2\n\
-	or	%g2, %lo(_dl_skip_args), %g2\n\
-	st	%l2, [%l1]\n\
   /* See if we were run as a command with the executable file name as an\n\
      extra leading argument.  If so, adjust the contents of the stack.  */\n\
+	sethi	%hi(_dl_skip_args), %g2\n\
+	or	%g2, %lo(_dl_skip_args), %g2\n\
 	ld	[%l7+%g2], %i0\n\
 	ld	[%i0], %i0\n\
 	tst	%i0\n\
diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h
index 5d87b4cb67..ad27e732bf 100644
--- a/sysdeps/sparc/sparc64/dl-machine.h
+++ b/sysdeps/sparc/sparc64/dl-machine.h
@@ -666,6 +666,11 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
 /* The PLT uses Elf64_Rela relocs.  */
 #define elf_machine_relplt elf_machine_rela
 
+/* Undo the sub %sp, 6*8, %sp; add %sp, STACK_BIAS + 22*8, %o0 below
+   to get at the value we want in __libc_stack_end.  */
+#define DL_STACK_END(cookie) \
+  ((void *) (((long) (cookie)) - (22 - 6) * 8 - STACK_BIAS))
+
 /* Initial entry point code for the dynamic linker.
    The C function `_dl_start' is the real entry point;
    its return value is the user program's entry point.  */
@@ -694,20 +699,14 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
 "1:	call	11f\n"							\
 "	 sethi	%hi(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7\n"		\
 "11:	or	%l7, %lo(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7\n"		\
-"  /* Store the highest stack address.  */\n"				\
-"	sethi	%hi(__libc_stack_end), %g5\n"				\
+"	sethi	%hi(_dl_skip_args), %g5\n"				\
 "	add	%l7, %o7, %l7\n"					\
-"	or	%g5, %lo(__libc_stack_end), %g5\n"			\
+"	or	%g5, %lo(_dl_skip_args), %g5\n"				\
 "   /* Save the user entry point address in %l0.  */\n"			\
 "	mov	%o0, %l0\n"						\
-"	ldx	[%l7 + %g5], %l1\n"					\
-"	sethi	%hi(_dl_skip_args), %g5\n"				\
-"	add	%sp, 6*8, %l2\n"					\
 "   /* See if we were run as a command with the executable file name as an\n" \
 "      extra leading argument.  If so, we must shift things around since we\n" \
 "      must keep the stack doubleword aligned.  */\n"			\
-"	or	%g5, %lo(_dl_skip_args), %g5\n"				\
-"	stx	%l2, [%l1]\n"						\
 "	ldx	[%l7 + %g5], %i0\n"					\
 "	ld	[%i0], %i0\n"						\
 "	brz,pt	%i0, 2f\n"						\