* sysdeps/powerpc/powerpc32/dl-machine.h (elf_machine_runtime_setup):

	Handle prelinked libraries and binaries with new style PLT.

2005-06-07  Jakub Jelinek  <jakub@redhat.com>

	* elf/elf.h (R_PPC_REL16, R_PPC_REL16_LO, R_PPC_REL16_HI,
	R_PPC_REL16_HA): Define.

2005-06-14  Alan Modra  <amodra@bigpond.net.au>

	* config.h.in (HAVE_ASM_PPC_REL16): Add.
	* elf/elf.h (DT_PPC_GOT, DT_PPC_NUM): Define.
	* elf/tls-macros.h (PowerPC32): Include config.h.  Add variants of
	TLS_IE, TLS_LD and TLS_GD for new PLT/GOT layout.
	* sysdeps/powerpc/powerpc32/configure.in: New file,
	* sysdeps/powerpc/powerpc32/dl-dtprocnum.h: New file.
	* sysdeps/powerpc/powerpc32/dl-machine.h (DT_PPC): Define.
	(ppc_got): New inline function.
	(elf_machine_dynamic): Use ppc_got.  Add attribute const.
	(elf_machine_load_address): Add attribute const.  Don't use int vars.
	Use bcl rather than bl to save trashing branch target stack.  Use
	elf_machine_dynamic rather than duplicating code here.
	(elf_machine_runtime_setup): New inline function replacing define.
	Handle new PLT.
	(elf_machine_fixup_plt): Handle new PLT.
	(elf_machine_rela): Likewise.
	* sysdeps/powerpc/powerpc32/sysdep.h: Include config.h.
	(CALL_MCOUNT): Don't set up counter vars.
	* sysdeps/powerpc/powerpc32/ppc-mcount.S: Correct comment.
	* sysdeps/powerpc/powerpc32/elf/start.S (start_addressesp): Don't
	define when HAVE_ASM_PPC_REL16.
	(_start): Add HAVE_ASM_PPC_REL16 code.
	* sysdeps/powerpc/powerpc32/dl-start.S (_dl_start_user): Don't bl
	into the GOT when HAVE_ASM_PPC_REL16.
	* sysdeps/powerpc/powerpc32/memset.S (memset): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S (__longjmp): Ditto.
	* sysdeps/powerpc/powerpc32/fpu/s_ceil.S (__ceil): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S (__ceilf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_floor.S (__floor): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_floorf.S (__floorf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_lround.S (__lround): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_rint.S (__rint): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_rintf.S (__rintf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_round.S (__round): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_roundf.S (__roundf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_trunc.S (__trunc): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_truncf.S (__truncf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S (__sigsetjmp):
	Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S (__brk): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
	(__getcontext): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
	(__setcontext): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
	(__swapcontext): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S (stackblock):
	Comment.
	(__socket): Bomb if NARGS >= 7.  Invoke CGOTSETUP and CGOTRESTORE.

2005-06-17  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/posix/sigignore.c: Include <string.h> to tell the compiler
	to use __GI_memset.
	* sysdeps/posix/signal.c: Likewise.
	* sysdeps/posix/sigset.c: Likewise.
	* sysdeps/posix/sysv_signal.c: Likewise.
	* sysdeps/unix/sysv/linux/sleep.c: Likewise.
	* sysdeps/unix/sysv/linux/sysctl.c: Likewise.
	* sysdeps/unix/sysv/linux/system.c: Likewise.

8 files changed, 46 insertions, 9 deletions

diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S
index a737322e2a..21ad98e501 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S
@@ -34,11 +34,19 @@ ENTRY (BP_SYM (__brk))
 	lwz     r6,8(r1)
 #ifdef PIC
 	mflr    r4
+# ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r5
+	addis	r5,r5,__curbrk-1b@ha
+	mtlr	r4
+	stw	r3,__curbrk-1b@l(r5)
+# else
 	bl      _GLOBAL_OFFSET_TABLE_@local-4
 	mflr    r5
 	lwz     r5,__curbrk@got(r5)
 	mtlr    r4
 	stw     r3,0(r5)
+# endif
 #else
 	lis     r4,__curbrk@ha
 	stw     r3,__curbrk@l(r4)
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
index 4e6cf4b352..10211458d5 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
@@ -129,8 +129,15 @@ ENTRY(__getcontext)
 
 #ifdef PIC
 	mflr    r8
+# ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+# else
 	bl      _GLOBAL_OFFSET_TABLE_@local-4
 	mflr    r7
+# endif
 # ifdef SHARED
 	lwz     r7,_rtld_global_ro@got(r7)
 	mtlr    r8
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
index b7a82a0182..eff60f9bbf 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
@@ -58,8 +58,15 @@ ENTRY(__setcontext)
 
 #ifdef PIC
 	mflr    r8
+# ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+# else
 	bl      _GLOBAL_OFFSET_TABLE_@local-4
 	mflr    r7
+# endif
 # ifdef SHARED
 	lwz     r7,_rtld_global_ro@got(r7)
 	mtlr    r8
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S
index c52ad9babf..72170c95c0 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S
@@ -39,6 +39,8 @@
 #define NARGS 3
 #endif
 
+/* 0(r1) and 4(r1) are reserved by the ABI, 8(r1), 12(r1), 16(r1) are used
+   for temp saves.  44(r1) is used to save r30.  */
 #define stackblock 20
 
 #ifndef __socket
@@ -69,12 +71,6 @@ ENTRY(__socket)
 	stw  r8,20+stackblock(r1)
 #endif
 #if NARGS >= 7
-	stw  r9,24+stackblock(r1)
-#endif
-#if NARGS >= 8
-	stw  r10,28+stackblock(r1)
-#endif
-#if NARGS >= 9
 #error too many arguments!
 #endif
 
@@ -94,6 +90,7 @@ ENTRY(__socket)
 	mflr	r9
 	stw	r9,52(r1)
 	cfi_offset (lr, 4)
+	CGOTSETUP
 	CENABLE
 	stw	r3,16(r1)
 	li	r3,P(SOCKOP_,socket)
@@ -107,6 +104,7 @@ ENTRY(__socket)
 	lwz	r4,52(r1)
 	lwz	r0,12(r1)
 	lwz	r3,8(r1)
+	CGOTRESTORE
 	mtlr	r4
 	mtcr	r0
 	addi	r1,r1,48
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
index 0c84d48d10..6e46abadb0 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
@@ -130,8 +130,15 @@ ENTRY(__swapcontext)
 	stfd	fp0,_UC_FREGS+(32*8)(r3)
 #ifdef PIC
 	mflr    r8
+# ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+# else
 	bl      _GLOBAL_OFFSET_TABLE_@local-4
 	mflr    r7
+# endif
 # ifdef SHARED
 	lwz     r7,_rtld_global_ro@got(r7)
 	mtlr    r8
@@ -272,8 +279,15 @@ L(no_vec):
 
 #ifdef PIC
 	mflr    r8
+# ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+# else
 	bl      _GLOBAL_OFFSET_TABLE_@local-4
 	mflr    r7
+# endif
 # ifdef SHARED
 	lwz     r7,_rtld_global_ro@got(r7)
 	mtlr    r8
diff --git a/sysdeps/unix/sysv/linux/sleep.c b/sysdeps/unix/sysv/linux/sleep.c
index d94e4f62fd..0e41a11338 100644
--- a/sysdeps/unix/sysv/linux/sleep.c
+++ b/sysdeps/unix/sysv/linux/sleep.c
@@ -1,5 +1,5 @@
 /* Implementation of the POSIX sleep function using nanosleep.
-   Copyright (C) 1996, 1997, 1998, 1999, 2003 Free Software Foundation, Inc.
+   Copyright (C) 1996,1997,1998,1999,2003,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -21,6 +21,7 @@
 #include <errno.h>
 #include <time.h>
 #include <signal.h>
+#include <string.h>	/* For the real memset prototype.  */
 #include <unistd.h>
 #include <sys/param.h>
 
diff --git a/sysdeps/unix/sysv/linux/sysctl.c b/sysdeps/unix/sysv/linux/sysctl.c
index 7e601acf2c..637fca5968 100644
--- a/sysdeps/unix/sysv/linux/sysctl.c
+++ b/sysdeps/unix/sysv/linux/sysctl.c
@@ -1,5 +1,5 @@
 /* Read or write system information.  Linux version.
-   Copyright (C) 1996-1999, 2000, 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 1996-2000,2002,2003,2005 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
@@ -18,6 +18,7 @@
    02111-1307 USA.  */
 
 #include <errno.h>
+#include <string.h>	/* For the real memset prototype.  */
 #include <sys/sysctl.h>
 
 #include <sysdep.h>
diff --git a/sysdeps/unix/sysv/linux/system.c b/sysdeps/unix/sysv/linux/system.c
index 3fdff04c22..c5b389ea29 100644
--- a/sysdeps/unix/sysv/linux/system.c
+++ b/sysdeps/unix/sysv/linux/system.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003, 2005 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
@@ -18,6 +18,7 @@
 
 #include <sched.h>
 #include <signal.h>
+#include <string.h>	/* For the real memset prototype.  */
 #include <sysdep.h>
 #include <unistd.h>
 #include <sys/wait.h>