(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

4 files changed, 54 insertions, 72 deletions

diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S
deleted file mode 100644
index 675a997e97..0000000000
--- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S
+++ /dev/null
@@ -1,9 +0,0 @@
-/* We want an #include_next, but we are the main source file.
-   So, #include ourselves and in that incarnation we can use #include_next.  */
-#ifndef INCLUDED_SELF
-# define INCLUDED_SELF
-# include <clone.S>
-#else
-# define RESET_PID
-# include_next <clone.S>
-#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
index 8941043c3a..e9018b2e99 100644
--- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
@@ -21,7 +21,6 @@
 #include <tcb-offsets.h>
 
 	.text
-	.globl	__syscall_error
 ENTRY(__vfork)
 	ld	[%g7 + PID], %o5
 	sub	%g0, %o5, %o4
@@ -29,17 +28,15 @@ ENTRY(__vfork)
 
 	LOADSYSCALL(vfork)
 	ta	0x6d
-	bcc,pt	%xcc, 2f
-	 mov	%o7, %g1
-	st	%o5, [%g7 + PID]
-	call	__syscall_error
-	 mov	%g1, %o7
-2:	sub	%o1, 1, %o1
+	bcs,a,pn %xcc, __syscall_error_handler
+	 st	%o5, [%g7 + PID]
+	SYSCALL_ERROR_HANDLER
+	sub	%o1, 1, %o1
 	andcc	%o0, %o1, %o0
 	bne,a,pt %icc, 1f
 	 st	%o5, [%g7 + PID]
 1:	retl
 	 nop
-END(__vfork)
 
+PSEUDO_END (__vfork)
 weak_alias (__vfork, vfork)
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
index 2c76d01715..d8c65aeffd 100644
--- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
 
@@ -26,46 +26,49 @@
 #if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
 
 # undef PSEUDO
-# define PSEUDO(name, syscall_name, args)	\
-	.text;					\
-	.globl		__syscall_error;	\
-ENTRY(name)					\
-	ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1;\
-	brnz,pn %g1, 1f;			\
-.type	__##syscall_name##_nocancel,@function;	\
-.globl	__##syscall_name##_nocancel;		\
-__##syscall_name##_nocancel:			\
-	 mov SYS_ify(syscall_name), %g1;	\
-	ta 0x6d;				\
-	bcc,pt %xcc, 8f;			\
-	 mov %o7, %g1;				\
-	call __syscall_error;			\
-	 mov %g1, %o7;				\
-8:	jmpl %o7 + 8, %g0;			\
-	 nop;					\
-.size	__##syscall_name##_nocancel,.-__##syscall_name##_nocancel;\
-1:	save %sp, -192, %sp;			\
-	cfi_def_cfa_register(%fp);		\
-	cfi_window_save;			\
-	cfi_register(%o7, %i7);			\
-	CENABLE;				\
-	 nop;					\
-	mov %o0, %l0;				\
-	COPY_ARGS_##args			\
-	mov SYS_ify(syscall_name), %g1;		\
-	ta 0x6d;				\
-	bcc,pt %xcc, 1f;			\
-	 mov %o0, %l1;				\
-	CDISABLE;				\
-	 mov %l0, %o0;				\
-	call __syscall_error;			\
-	 mov %l1, %o0;				\
-	ba,pt %xcc, 2f;				\
-	 mov -1, %l1;				\
-1:	CDISABLE;				\
-	 mov %l0, %o0;				\
-2:	jmpl %i7 + 8, %g0;			\
-	 restore %g0, %l1, %o0;
+# define PSEUDO(name, syscall_name, args)				      \
+	.text;								      \
+ENTRY(name)								      \
+	ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1;			      \
+	brnz,pn %g1, 1f;						      \
+.type	__##syscall_name##_nocancel,@function;				      \
+.globl	__##syscall_name##_nocancel;					      \
+__##syscall_name##_nocancel:						      \
+	 mov SYS_ify(syscall_name), %g1;				      \
+	ta 0x6d;							      \
+	bcs,pn %xcc, __syscall_error_handler;				      \
+	 nop;								      \
+.size	__##syscall_name##_nocancel,.-__##syscall_name##_nocancel;	      \
+	.subsection 2;							      \
+1:	save %sp, -192, %sp;						      \
+	CENABLE;							      \
+	 nop;								      \
+	mov %o0, %l0;							      \
+	COPY_ARGS_##args						      \
+	mov SYS_ify(syscall_name), %g1;					      \
+	ta 0x6d;							      \
+	bcs,pn %xcc, __syscall_error_handler2;				      \
+	 mov %o0, %l1;							      \
+	CDISABLE;							      \
+	 mov %l0, %o0;							      \
+	jmpl %i7 + 8, %g0;						      \
+	 restore %g0, %l1, %o0;						      \
+	.previous;							      \
+	SYSCALL_ERROR_HANDLER						      \
+	SYSCALL_ERROR_HANDLER2
+
+#define SYSCALL_ERROR_HANDLER2						      \
+SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2)			      \
+	.global __errno_location;					      \
+        .type   __errno_location,@function;				      \
+	CDISABLE;							      \
+	 mov	%l0, %o0;						      \
+	call	__errno_location;					      \
+	 nop;								      \
+	st	%l1, [%o0];						      \
+	jmpl	%i7 + 8, %g0;						      \
+	 restore %g0, -1, %o0;						      \
+	.previous;
 
 # ifdef IS_IN_libpthread
 #  define CENABLE	call __pthread_enable_asynccancel
@@ -102,9 +105,3 @@ __##syscall_name##_nocancel:			\
 # define NO_CANCELLATION 1
 
 #endif
-
-#ifndef __ASSEMBLER__
-# define RTLD_SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S
index 5597574304..d6b2455d43 100644
--- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S
@@ -21,7 +21,6 @@
 #include <tcb-offsets.h>
 
 	.text
-	.globl	__syscall_error
 ENTRY(__vfork)
 	ld	[%g7 + PID], %o5
 	sethi	%hi(0x80000000), %o3
@@ -32,18 +31,16 @@ ENTRY(__vfork)
 
 	LOADSYSCALL(vfork)
 	ta	0x6d
-	bcc,pt	%xcc, 2f
-	 mov	%o7, %g1
-	st	%o5, [%g7 + PID]
-	call	__syscall_error
-	 mov	%g1, %o7
-2:	sub	%o1, 1, %o1
+	bcs,a,pn %xcc, __syscall_error_handler
+	 st	%o5, [%g7 + PID]
+	SYSCALL_ERROR_HANDLER
+	sub	%o1, 1, %o1
 	andcc	%o0, %o1, %o0
 	bne,a,pt %icc, 1f
 	 st	%o5, [%g7 + PID]
 1:	retl
 	 nop
-END(__vfork)
 
+PSEUDO_END (__vfork)
 libc_hidden_def (__vfork)
 weak_alias (__vfork, vfork)