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authorUlrich Drepper <drepper@redhat.com>2005-12-30 22:47:37 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-30 22:47:37 +0000
commitdb0a00d3aaf16e9d832577b5a60ae081874b41a2 (patch)
tree7f5b60e9f47d1e15ce4546028e2e657823777812 /nptl
parent3ddf7149f0acbffc3a24858faac04f29f57bd415 (diff)
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* resolv/res_debug.c (latlon2ul): Use ISO C function declaration.
	(precsize_aton): Likewise.
	(precsize_ntoa): Likewise.

	* resolv/gethnamaddr.c (_gethtbyname): Remove extra prototype.
	(gethostbyname2): Likewise.
	(gethostbyaddr): Likewise.
	(getanswer): Use ISO C function declaration.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog6
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S24
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h122
3 files changed, 49 insertions, 103 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 9d1088904f..4dd875bf49 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,9 @@
+2005-12-29  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Remove explicit
+	.eh_frame section, use cfi_* directives.
+	* sysdeps/unix/sysv/linux/sh/lowlevellock.S: Add cfi instrumentation.
+
 2005-12-30  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h: Undo last change for
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
index b4826ef7aa..ac3169889f 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
+++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
@@ -32,8 +32,11 @@
 	.type	__lll_mutex_lock_wait,@function
 	.hidden	__lll_mutex_lock_wait
 	.align	5
+	cfi_startproc
 __lll_mutex_lock_wait:
 	mov.l	r8, @-r15
+	cfi_adjust_cfa_offset(4)
+	cfi_rel_offset (r8, 0)
 	mov	r4, r6
 	mov	r5, r8
 	mov	#0, r7		/* No timeout.  */
@@ -59,6 +62,7 @@ __lll_mutex_lock_wait:
 	mov.l	@r15+, r8
 	ret
 	 mov	r2, r0
+	cfi_endproc
 	.size	__lll_mutex_lock_wait,.-__lll_mutex_lock_wait
 
 
@@ -67,6 +71,7 @@ __lll_mutex_lock_wait:
 	.type	__lll_mutex_timedlock_wait,@function
 	.hidden	__lll_mutex_timedlock_wait
 	.align	5
+	cfi_startproc
 __lll_mutex_timedlock_wait:
 	/* Check for a valid timeout value.  */
 	mov.l	@(4,r6), r1
@@ -75,14 +80,21 @@ __lll_mutex_timedlock_wait:
 	bt	3f
 
 	mov.l	r10, @-r15
+	cfi_adjust_cfa_offset(4)
+	cfi_rel_offset (r10, 0)
 	mov.l	r9, @-r15
+	cfi_adjust_cfa_offset(4)
+	cfi_rel_offset (r9, 0)
 	mov.l	r8, @-r15
+	cfi_adjust_cfa_offset(4)
+	cfi_rel_offset (r8, 0)
 	mov	r4, r10
 	mov	r6, r9
 	mov	r5, r8
 
 	/* Stack frame for the timespec and timeval structs.  */
 	add	#-8, r15
+	cfi_adjust_cfa_offset(8)
 
 1:
 	/* Get current time.  */
@@ -162,6 +174,7 @@ __lll_mutex_timedlock_wait:
 5:
 	bra	6b
 	 mov	#ETIMEDOUT, r0
+	cfi_endproc
 
 .L1k:
 	.word	1000
@@ -178,6 +191,7 @@ __lll_mutex_timedlock_wait:
 	.type	lll_unlock_wake_cb,@function
 	.hidden	lll_unlock_wake_cb
 	.align	5
+	cfi_startproc
 lll_unlock_wake_cb:
 	DEC	(@r4, r2)
 	tst	r2, r2
@@ -195,6 +209,7 @@ lll_unlock_wake_cb:
 1:	
 	rts
 	 nop
+	cfi_endproc
 	.size	lll_unlock_wake_cb,.-lll_unlock_wake_cb
 #endif
 
@@ -203,6 +218,7 @@ lll_unlock_wake_cb:
 	.type	__lll_mutex_unlock_wake,@function
 	.hidden	__lll_mutex_unlock_wake
 	.align	5
+	cfi_startproc
 __lll_mutex_unlock_wake:
 	mov	#FUTEX_WAKE, r5
 	mov	#1, r6		/* Wake one thread.  */
@@ -214,6 +230,7 @@ __lll_mutex_unlock_wake:
 	SYSCALL_INST_PAD
 	rts
 	 nop
+	cfi_endproc
 	.size	__lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake
 
 
@@ -222,14 +239,20 @@ __lll_mutex_unlock_wake:
 	.type	__lll_timedwait_tid,@function
 	.hidden	__lll_timedwait_tid
 	.align	5
+	cfi_startproc
 __lll_timedwait_tid:
 	mov.l	r9, @-r15
+	cfi_adjust_cfa_offset(4)
+	cfi_rel_offset (r9, 0)
 	mov.l	r8, @-r15
+	cfi_adjust_cfa_offset(4)
+	cfi_rel_offset (r8, 0)
 	mov	r4, r8
 	mov	r5, r9
 
 	/* Stack frame for the timespec and timeval structs.  */
 	add	#-8, r15
+	cfi_adjust_cfa_offset(8)
 
 2:
 	/* Get current time.  */
@@ -292,6 +315,7 @@ __lll_timedwait_tid:
 6:
 	bra	3b
 	 mov	#ETIMEDOUT, r0
+	cfi_endproc
 
 .L1k2:
 	.word	1000
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
index fc3c2340b6..9a967eaf53 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2003, 2004, 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
@@ -49,27 +49,32 @@
     .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
  .Lpseudo_cancel: \
     sts.l pr,@-r15; \
- .LCFI0: \
+    cfi_adjust_cfa_offset (4); \
+    cfi_rel_offset (pr, 0); \
     add _IMM16,r15; \
+    cfi_adjust_cfa_offset (16); \
     SAVE_ARGS_##args; \
- .LCFI1: \
     CENABLE; \
     LOAD_ARGS_##args; \
     add _IMP16,r15; \
- .LCFI2: \
+    cfi_adjust_cfa_offset (-16); \
     lds.l @r15+,pr; \
- .LCFI3: \
+    cfi_adjust_cfa_offset (-4); \
+    cfi_restore (pr); \
     DO_CALL(syscall_name, args); \
     SYSCALL_INST_PAD; \
     sts.l pr,@-r15; \
- .LCFI4: \
+    cfi_adjust_cfa_offset (4); \
+    cfi_rel_offset (pr, 0); \
     mov.l r0,@-r15; \
- .LCFI5: \
+    cfi_adjust_cfa_offset (4); \
+    cfi_rel_offset (r0, 0); \
     CDISABLE; \
     mov.l @r15+,r0; \
- .LCFI6: \
+    cfi_adjust_cfa_offset (-4); \
     lds.l @r15+,pr; \
- .LCFI7: \
+    cfi_adjust_cfa_offset (-4); \
+    cfi_restore (pr); \
     mov r0,r1; \
     mov _IMM12,r2; \
     shad r2,r1; \
@@ -78,106 +83,17 @@
     bf .Lpseudo_end; \
  .Lsyscall_error: \
     SYSCALL_ERROR_HANDLER; \
- .Lpseudo_end: \
- /* Create unwinding information for the syscall wrapper.  */ \
- .section .eh_frame,"a",@progbits; \
- .Lframe1: \
-    .ualong .LECIE1-.LSCIE1; \
- .LSCIE1: \
-    .ualong 0x0; \
-    .byte   0x1; \
-    AUGMENTATION_STRING; \
-    .uleb128 0x1; \
-    .sleb128 -4; \
-    .byte   0x11; \
-    AUGMENTATION_PARAM; \
-    .byte   0xc; \
-    .uleb128 0xf; \
-    .uleb128 0x0; \
-    .align 2; \
- .LECIE1: \
- .LSFDE1: \
-    .ualong .LEFDE1-.LASFDE1; \
- .LASFDE1: \
-    .ualong .LASFDE1-.Lframe1; \
-    START_SYMBOL_REF; \
-    .ualong .Lpseudo_end - .Lpseudo_start; \
-    AUGMENTATION_PARAM_FDE; \
-    .byte   0x4; \
-    .ualong .LCFI0-.Lpseudo_start; \
-    .byte   0xe; \
-    .uleb128 0x4; \
-    .byte   0x91; \
-    .uleb128 0x1; \
-    .byte   0x4; \
-    .ualong .LCFI1-.LCFI0; \
-    .byte   0xe; \
-    .uleb128 0x14; \
-    FRAME_REG_##args; \
-    .byte   0x4; \
-    .ualong .LCFI2-.LCFI1; \
-    .byte   0xe; \
-    .uleb128 0x4; \
-    .byte   0x4; \
-    .ualong .LCFI3-.LCFI2; \
-    .byte   0xe; \
-    .uleb128 0x0; \
-    .byte   0xd1; \
-    .byte   0x4; \
-    .ualong .LCFI4-.LCFI3; \
-    .byte   0xe; \
-    .uleb128 0x4; \
-    .byte   0x91; \
-    .uleb128 0x1; \
-    .byte   0x4; \
-    .ualong .LCFI5-.LCFI4; \
-    .byte   0xe; \
-    .uleb128 0x8; \
-    .byte   0x80; \
-    .uleb128 0x2; \
-    .byte   0x4; \
-    .ualong .LCFI6-.LCFI5; \
-    .byte   0xe; \
-    .uleb128 0x4; \
-    .byte   0xc0; \
-    .byte   0x4; \
-    .ualong .LCFI7-.LCFI6; \
-    .byte   0xe; \
-    .uleb128 0x0; \
-    .byte   0xd1; \
-    .align 2; \
- .LEFDE1: \
- .previous
-
-# ifdef SHARED
-#  define AUGMENTATION_STRING .string "zR"
-#  define AUGMENTATION_PARAM .uleb128 1; .byte 0x1b
-#  define AUGMENTATION_PARAM_FDE .uleb128 0
-#  define START_SYMBOL_REF .long .Lpseudo_start-.
-# else
-#  define AUGMENTATION_STRING .ascii "\0"
-#  define AUGMENTATION_PARAM
-#  define AUGMENTATION_PARAM_FDE
-#  define START_SYMBOL_REF .long .Lpseudo_start
-# endif
-
-# define FRAME_REG_0	/* Nothing.  */
-# define FRAME_REG_1	FRAME_REG_0; .byte 0x84; .uleb128 5
-# define FRAME_REG_2	FRAME_REG_1; .byte 0x85; .uleb128 4
-# define FRAME_REG_3	FRAME_REG_2; .byte 0x86; .uleb128 3
-# define FRAME_REG_4	FRAME_REG_3; .byte 0x87; .uleb128 2
-# define FRAME_REG_5	FRAME_REG_4
-# define FRAME_REG_6	FRAME_REG_5
+ .Lpseudo_end:
 
 # undef PSEUDO_END
 # define PSEUDO_END(sym) \
   END (sym)
 
 # define SAVE_ARGS_0	/* Nothing.  */
-# define SAVE_ARGS_1	SAVE_ARGS_0; mov.l r4,@(0,r15)
-# define SAVE_ARGS_2	SAVE_ARGS_1; mov.l r5,@(4,r15)
-# define SAVE_ARGS_3	SAVE_ARGS_2; mov.l r6,@(8,r15)
-# define SAVE_ARGS_4	SAVE_ARGS_3; mov.l r7,@(12,r15)
+# define SAVE_ARGS_1	SAVE_ARGS_0; mov.l r4,@(0,r15); cfi_offset (r4,-4)
+# define SAVE_ARGS_2	SAVE_ARGS_1; mov.l r5,@(4,r15); cfi_offset (r5,-8)
+# define SAVE_ARGS_3	SAVE_ARGS_2; mov.l r6,@(8,r15); cfi_offset (r6,-12)
+# define SAVE_ARGS_4	SAVE_ARGS_3; mov.l r7,@(12,r15); cfi_offset (r7,-16)
 # define SAVE_ARGS_5	SAVE_ARGS_4
 # define SAVE_ARGS_6	SAVE_ARGS_5