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authorUlrich Drepper <drepper@redhat.com>2003-05-28 19:56:24 +0000
committerUlrich Drepper <drepper@redhat.com>2003-05-28 19:56:24 +0000
commitbc4647a17c3218bac51c4ed69757d4b72a2ea1dc (patch)
treeb07ba908ecaeade0a1325d1f9f035731ad345d66 /sysdeps/i386/elf/start.S
parent40a54e4d8d66e81a2a5dd5de020ae97cd0019b01 (diff)
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Update.
2003-05-28  Ulrich Drepper  <drepper@redhat.com>

	* include/libc-symbols.h: Define hidden attribute for real also if
	LIBC_NONSHARED is defined.  Patch by Jakub Jelinek.

	* csu/Makefile: Add rules to build Scrt1.o.
	* sysdeps/i386/elf/start.S: Make code compilable with SHARED.
Diffstat (limited to 'sysdeps/i386/elf/start.S')
-rw-r--r--sysdeps/i386/elf/start.S29
1 files changed, 28 insertions, 1 deletions
diff --git a/sysdeps/i386/elf/start.S b/sysdeps/i386/elf/start.S
index 355cba21a1..8a4fc36157 100644
--- a/sysdeps/i386/elf/start.S
+++ b/sysdeps/i386/elf/start.S
@@ -1,5 +1,5 @@
 /* Startup code compliant to the ELF i386 ABI.
-   Copyright (C) 1995,1996,1997,1998,2000,2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 1995-1998,2000,2001,2002,2003 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
@@ -67,6 +67,27 @@ _start:
 	pushl %edx		/* Push address of the shared library
 				   termination function.  */
 
+#ifdef SHARED
+	/* Load PIC register.  */
+	call 1f
+	addl $_GLOBAL_OFFSET_TABLE_, %ebx
+
+	/* Push address of our own entry points to .fini and .init.  */
+	leal __libc_csu_fini@GOTOFF(%ebx), %eax
+	pushl %eax
+	leal __libc_csu_init@GOTOFF(%ebx), %eax
+	pushl %eax
+
+	pushl %ecx		/* Push second argument: argv.  */
+	pushl %esi		/* Push first argument: argc.  */
+
+	leal BP_SYM (main)@GOTOFF(%ebx), %eax
+	pushl %eax
+
+	/* Call the user's main function, and exit with its value.
+	   But let the libc call main.    */
+	call BP_SYM (__libc_start_main)@PLT
+#else
 	/* Push address of our own entry points to .fini and .init.  */
 	pushl $__libc_csu_fini
 	pushl $__libc_csu_init
@@ -79,9 +100,15 @@ _start:
 	/* Call the user's main function, and exit with its value.
 	   But let the libc call main.    */
 	call BP_SYM (__libc_start_main)
+#endif
 
 	hlt			/* Crash if somehow `exit' does return.  */
 
+#ifdef SHARED
+1:	movl	(%esp), %ebx
+	ret
+#endif
+
 /* To fulfill the System V/i386 ABI we need this symbol.  Yuck, it's so
    meaningless since we don't support machines < 80386.  */
 	.section .rodata