Simplify code for accessing powerpc GOT

32 files changed, 167 insertions, 159 deletions

diff --git a/ChangeLog b/ChangeLog
index 50c86e2107..4aad7eec6e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,37 @@
+2011-11-21  Will Schmidt  <will_schmidt@vnet.ibm.com>
+
+	* powerpc/powerpc32/sysdep.h: Define SETUP_GOT_ACCESS() macro.
+	* powerpc/powerpc32/a2/memcpy.S: Use SETUP_GOT_ACCESS() macro.
+	* powerpc/powerpc32/dl-start.S: Likewise.
+	* powerpc/powerpc32/elf/start.S: Likewise.
+	* powerpc/powerpc32/fpu/__longjmp-common.S: Likewise.
+	* powerpc/powerpc32/fpu/s_ceil.S: Likewise.
+	* powerpc/powerpc32/fpu/s_ceilf.S: Likewise.
+	* powerpc/powerpc32/fpu/s_floor.S: Likewise.
+	* powerpc/powerpc32/fpu/s_floorf.S: Likewise.
+	* powerpc/powerpc32/fpu/s_lround.S: Likewise.
+	* powerpc/powerpc32/fpu/s_rint.S: Likewise.
+	* powerpc/powerpc32/fpu/s_rintf.S: Likewise.
+	* powerpc/powerpc32/fpu/s_round.S: Likewise.
+	* powerpc/powerpc32/fpu/s_roundf.S: Likewise.
+	* powerpc/powerpc32/fpu/s_trunc.S: Likewise.
+	* powerpc/powerpc32/fpu/s_truncf.S: Likewise.
+	* powerpc/powerpc32/fpu/setjmp-common.S: Likewise.
+	* powerpc/powerpc32/memset.S: Likewise.
+	* powerpc/powerpc32/power4/fpu/s_llround.S: Likewise.
+	* powerpc/powerpc32/power4/fpu/w_sqrt.S: Likewise.
+	* powerpc/powerpc32/power4/fpu/w_sqrtf.S: Likewise.
+	* powerpc/powerpc32/power5/fpu/w_sqrt.S: Likewise.
+	* powerpc/powerpc32/power5/fpu/w_sqrtf.S: Likewise.
+	* powerpc/powerpc32/power7/fpu/s_finite.S: Likewise.
+	* powerpc/powerpc32/power7/fpu/s_isinf.S: Likewise.
+	* powerpc/powerpc32/power7/fpu/s_isnan.S: Likewise.
+	* unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S: Likewise.
+	* unix/sysv/linux/powerpc/powerpc32/brk.S: Likewise.
+	* unix/sysv/linux/powerpc/powerpc32/getcontext-common.S: Likewise.
+	* unix/sysv/linux/powerpc/powerpc32/setcontext-common.S: Likewise.
+	* unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S: Likewise.
+
 2011-11-18  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
 
 	* math/libm-test.inc: Added more nearbyint tests.
diff --git a/sysdeps/powerpc/powerpc32/a2/memcpy.S b/sysdeps/powerpc/powerpc32/a2/memcpy.S
index 472f7a393b..f4c3c18414 100644
--- a/sysdeps/powerpc/powerpc32/a2/memcpy.S
+++ b/sysdeps/powerpc/powerpc32/a2/memcpy.S
@@ -1,5 +1,5 @@
 /* Optimized memcpy implementation for PowerPC A2.
-   Copyright (C) 2010 Free Software Foundation, Inc.
+   Copyright (C) 2010, 2011 Free Software Foundation, Inc.
    Contributed by Michael Brutman <brutman@us.ibm.com>.
    This file is part of the GNU C Library.
 
@@ -113,11 +113,9 @@ L(dst_aligned):
 	mflr    r0
 /* Establishes GOT addressability so we can load __cache_line_size
    from static. This value was set from the aux vector during startup.  */
-	bcl     20,31,1f
-1:
-	mflr    r9
-	addis   r9,r9,__cache_line_size-1b@ha
-	lwz     r9,__cache_line_size-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis   r9,r9,__cache_line_size-got_label@ha
+	lwz     r9,__cache_line_size-got_label@l(r9)
 	mtlr    r0
 #else
 /* Load __cache_line_size from static. This value was set from the
diff --git a/sysdeps/powerpc/powerpc32/dl-start.S b/sysdeps/powerpc/powerpc32/dl-start.S
index ae41f47ede..c2fcc37465 100644
--- a/sysdeps/powerpc/powerpc32/dl-start.S
+++ b/sysdeps/powerpc/powerpc32/dl-start.S
@@ -1,5 +1,6 @@
 /* Machine-dependent ELF startup code.  PowerPC version.
-   Copyright (C) 1995-2000, 2002, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1995-2000, 2002, 2004, 2005, 2006, 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
@@ -47,10 +48,9 @@ _dl_start_user:
    passed by value!).  */
 
 /*  Put our GOT pointer in r31, */
-	bcl	20,31,1f
-1:	mflr	r31
-	addis	r31,r31,_GLOBAL_OFFSET_TABLE_-1b@ha
-	addi	r31,r31,_GLOBAL_OFFSET_TABLE_-1b@l
+	SETUP_GOT_ACCESS(r31,got_label)
+	addis	r31,r31,_GLOBAL_OFFSET_TABLE_-got_label@ha
+	addi	r31,r31,_GLOBAL_OFFSET_TABLE_-got_label@l
 /*  the address of _start in r30, */
 	mr	r30,r3
 /*  &_dl_argc in 29, &_dl_argv in 27, and _dl_loaded in 28.  */
diff --git a/sysdeps/powerpc/powerpc32/elf/start.S b/sysdeps/powerpc/powerpc32/elf/start.S
index dc89a5e109..65e747fe9b 100644
--- a/sysdeps/powerpc/powerpc32/elf/start.S
+++ b/sysdeps/powerpc/powerpc32/elf/start.S
@@ -1,5 +1,5 @@
 /* Startup code for programs linked with GNU libc.
-   Copyright (C) 1998,1999,2000,2001,2002,2003,2009
+   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2009, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -59,10 +59,8 @@ ENTRY(_start)
  /* Set up an initial stack frame, and clear the LR.  */
 	clrrwi	r1,r1,4
 #ifdef PIC
-	bcl	20,31,L(branch)
-L(branch):
+	SETUP_GOT_ACCESS(r13,got_label)
 	li	r0,0
-	mflr	r13
 #else
 	li	r0,0
 #endif
@@ -73,10 +71,10 @@ L(branch):
     start_addresses in r8.  Also load the GOT pointer so that new PLT
     calls work, like the one to __libc_start_main.  */
 #ifdef PIC
-	addis	r30,r13,_GLOBAL_OFFSET_TABLE_-L(branch)@ha
-	addis	r8,r13,L(start_addresses)-L(branch)@ha
-	addi	r30,r30,_GLOBAL_OFFSET_TABLE_-L(branch)@l
-	lwzu	r13,L(start_addresses)-L(branch)@l(r8)
+	addis	r30,r13,_GLOBAL_OFFSET_TABLE_-got_label@ha
+	addis	r8,r13,L(start_addresses)-got_label@ha
+	addi	r30,r30,_GLOBAL_OFFSET_TABLE_-got_label@l
+	lwzu	r13, L(start_addresses)-got_label@l(r8) 
 #else
 	lis	r8,L(start_addresses)@ha
 	lwzu	r13,L(start_addresses)@l(r8)
diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S
index e1ac064a59..b509ef3b31 100644
--- a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S
+++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S
@@ -1,5 +1,6 @@
 /* longjmp for PowerPC.
-   Copyright (C) 1995-99, 2000, 2003-2006, 2009 Free Software Foundation, Inc.
+   Copyright (C) 1995-99, 2000, 2003-2006, 2009, 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
@@ -34,10 +35,9 @@ ENTRY (BP_SYM (__longjmp))
 # ifdef PIC
 	mflr    r6
 	cfi_register (lr,r6)
-	bcl	20,31,1f
-1:	mflr	r5
-	addis	r5,r5,_GLOBAL_OFFSET_TABLE_-1b@ha
-	addi	r5,r5,_GLOBAL_OFFSET_TABLE_-1b@l
+	SETUP_GOT_ACCESS(r5,got_label)
+	addis	r5,r5,_GLOBAL_OFFSET_TABLE_-got_label@ha
+	addi	r5,r5,_GLOBAL_OFFSET_TABLE_-got_label@l
 #  ifdef SHARED
 	lwz     r5,_rtld_global_ro@got(r5)
 	mtlr    r6
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_ceil.S b/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
index 80e72ca2bd..a231448d37 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
@@ -1,5 +1,5 @@
 /* ceil function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -31,10 +31,9 @@ ENTRY (__ceil)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp13,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp13,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S b/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S
index ce6d71e4f8..bfd5c61e6d 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S
@@ -1,5 +1,5 @@
 /* float ceil function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -30,10 +30,9 @@ ENTRY (__ceilf)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp13,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp13,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_floor.S b/sysdeps/powerpc/powerpc32/fpu/s_floor.S
index 0dd0dbe6c0..73971acb46 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_floor.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_floor.S
@@ -1,5 +1,5 @@
 /* Floor function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -31,10 +31,9 @@ ENTRY (__floor)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp13,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp13,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_floorf.S b/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
index 98a47458bc..562349e172 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
@@ -1,5 +1,5 @@
 /* float Floor function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -30,10 +30,9 @@ ENTRY (__floorf)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp13,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp13,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_lround.S b/sysdeps/powerpc/powerpc32/fpu/s_lround.S
index 3bf1ffaea1..b29ee9d288 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_lround.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_lround.S
@@ -1,5 +1,5 @@
 /* lround function.  PowerPC32 version.
-   Copyright (C) 2004, 2006, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 2007, 2008, 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
@@ -45,10 +45,9 @@ ENTRY (__lround)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp10,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp10,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_rint.S b/sysdeps/powerpc/powerpc32/fpu/s_rint.S
index 93133718ad..17cd0bd90d 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_rint.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_rint.S
@@ -1,5 +1,5 @@
 /* Round to int floating-point values.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -33,10 +33,9 @@ ENTRY (__rint)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp13,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp13,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_rintf.S b/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
index 1e0fbb1f0d..d5115bc253 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
@@ -1,5 +1,5 @@
 /* Round float to int floating-point values.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -29,10 +29,9 @@ ENTRY (__rintf)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	lfs	fp13,.LC0-1b@l(r9)
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	lfs	fp13,.LC0-got_label@l(r9)
 	mtlr	r11
 	cfi_same_value (lr)
 #else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_round.S b/sysdeps/powerpc/powerpc32/fpu/s_round.S
index 48b346e651..dcb8dbedc2 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_round.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_round.S
@@ -1,5 +1,5 @@
 /* round function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -43,10 +43,9 @@ ENTRY (__round)
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	addi	r9,r9,.LC0-1b@l
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	addi	r9,r9,.LC0-got_label@l
 	mtlr	r11
 	cfi_same_value (lr)
 	lfs	fp13,0(r9)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_roundf.S b/sysdeps/powerpc/powerpc32/fpu/s_roundf.S
index 88125aad06..0da9251247 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_roundf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_roundf.S
@@ -1,5 +1,5 @@
 /* roundf  function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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
@@ -42,10 +42,9 @@ ENTRY (__roundf )
 #ifdef SHARED
 	mflr	r11
 	cfi_register(lr,r11)
-	bcl	20,31,1f
-1:	mflr	r9
-	addis	r9,r9,.LC0-1b@ha
-	addi	r9,r9,.LC0-1b@l
+	SETUP_GOT_ACCESS(r9,got_label)
+	addis	r9,r9,.LC0-got_label@ha
+	addi	r9,r9,.LC0-got_label@l
 	mtlr	r11
 	cfi_same_value (lr)
 	lfs	fp13,0(r9)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_trunc.S b/sysdeps/powerpc/powerpc32/fpu/s_trunc.S
index c3c021716a..b731cb7c82 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_trunc.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_trunc.S
@@ -1,5 +1,5 @@
 /* trunc function.  PowerPC32 version.
-   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006, 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