* sysdeps/sh/sysdep.h: Add cfi instrumentation to asm fragments.

* sysdeps/unix/sysv/linux/sh/sysdep.h: Likewise. * sysdeps/sh/_mcount.S: Add cfi instrumentation. * sysdeps/unix/sh/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/sh/makecontext.S: Adjust cfi_startproc. * sysdeps/unix/sysv/linux/sh/sh4/getcontext.S: Remove now duplicate cfi_startproc and cfi_endproc. * sysdeps/unix/sysv/linux/sh/sh4/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S: Likewise. * sysdeps/unix/sysv/linux/sh/sh3/getcontext.S: Likewise. * sysdeps/unix/sysv/linux/sh/sh3/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S: Likewise. * sysdeps/unix/sysv/linux/sh/socket.S: Likewise. * sysdeps/unix/sysv/linux/sh/sysdep.S: Add cfi_endproc.
git-mirror · Dec 30, 2005 · 3ddf714 · 3ddf714
1 parent 5ad7714
commit 3ddf714
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,20 @@
+2005-12-29  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/sh/sysdep.h: Add cfi instrumentation to asm fragments.
+	* sysdeps/unix/sysv/linux/sh/sysdep.h: Likewise.
+	* sysdeps/sh/_mcount.S: Add cfi instrumentation.
+	* sysdeps/unix/sh/sysdep.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/makecontext.S: Adjust cfi_startproc.
+	* sysdeps/unix/sysv/linux/sh/sh4/getcontext.S: Remove now duplicate
+	cfi_startproc and cfi_endproc.
+	* sysdeps/unix/sysv/linux/sh/sh4/setcontext.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sh3/getcontext.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sh3/setcontext.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/socket.S: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sysdep.S: Add cfi_endproc.
+
 2005-12-30  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/powerpc/powerpc64/setjmp-common.S: Make sure pointer guard

diff --git a/sysdeps/sh/sysdep.h b/sysdeps/sh/sysdep.h
@@ -1,5 +1,5 @@
 /* Assembler macros for SH.
-   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2000, 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
@@ -52,23 +52,30 @@
   ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),function)			      \
   .align ALIGNARG(5);							      \
   C_LABEL(name)								      \
+  cfi_startproc;							      \
   CALL_MCOUNT
 
 #undef	END
 #define END(name)							      \
+  cfi_endproc;								      \
   ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(name))
 
 /* If compiled for profiling, call `mcount' at the start of each function.  */
 #ifdef	PROF
 #define CALL_MCOUNT					\
 	mov.l	1f,r1;					\
 	sts.l	pr,@-r15;				\
+	cfi_adjust_cfa_offset (4);			\
+	cfi_rel_offset (pr, 0);				\
 	mova	2f,r0;					\
 	jmp	@r1;					\
 	 lds	r0,pr;					\
 	.align	2;					\
 1:	.long	mcount;					\
-2:	lds.l	@r15+,pr
+2:	lds.l	@r15+,pr;				\
+	cfi_adjust_cfa_offset (-4);			\
+	cfi_restore (pr)
+
 #else
 #define CALL_MCOUNT		/* Do nothing.  */
 #endif

diff --git a/sysdeps/unix/sysv/linux/sh/makecontext.S b/sysdeps/unix/sysv/linux/sh/makecontext.S
@@ -32,7 +32,6 @@
 
 	.text
 	.align	5
-	cfi_startproc
 ENTRY(__makecontext)
 	mov	#4, r3
 	mov.l	@(oSS_SP,r4), r1
@@ -140,6 +139,7 @@ ENTRY(__makecontext)
 .L4:
 	.long	HIDDEN_JUMPTARGET(exit)
 #endif
+	cfi_startproc
 PSEUDO_END(__makecontext)
 
 weak_alias (__makecontext, makecontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__getcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -84,7 +83,6 @@ ENTRY(__getcontext)
 	rts
 	 nop
 
-	cfi_endproc
 PSEUDO_END(__getcontext)
 
 weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__setcontext)
 
 	mov	r4, r8
@@ -95,7 +94,6 @@ ENTRY(__setcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 
-	cfi_endproc
 PSEUDO_END(__setcontext)
 
 weak_alias (__setcontext, setcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__swapcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -128,7 +127,6 @@ ENTRY(__swapcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 
-	cfi_endproc
 PSEUDO_END(__swapcontext)
 
 weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__getcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -127,7 +126,6 @@ ENTRY(__getcontext)
 	rts
 	 nop
 
-	cfi_endproc
 PSEUDO_END(__getcontext)
 
 weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__setcontext)
 
 	mov	r4, r8
@@ -135,7 +134,6 @@ ENTRY(__setcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 
-	cfi_endproc
 PSEUDO_END(__setcontext)
 
 weak_alias (__setcontext, setcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__swapcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -210,7 +209,6 @@ ENTRY(__swapcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 
-	cfi_endproc
 PSEUDO_END(__swapcontext)
 
 weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/socket.S b/sysdeps/unix/sysv/linux/sh/socket.S
@@ -88,7 +88,6 @@
 #endif
 
 .globl __socket
-	cfi_startproc
 ENTRY (__socket)
 	/* This will not work in the case of a socket call being interrupted
 	   by a signal.  If the signal handler uses any stack the arguments
@@ -169,7 +168,6 @@ ENTRY (__socket)
 	bra	.Lsyscall_error
 	 nop
 #endif
-	cfi_endproc
 
 	.align 2
 .L1:

diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.S b/sysdeps/unix/sysv/linux/sh/sysdep.S
@@ -1,4 +1,5 @@
-/* Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 1998, 1999, 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
@@ -27,6 +28,7 @@
 
 ENTRY (__syscall_error)
 	neg r4, r0
+	cfi_endproc
 
 #define __syscall_error __syscall_error_1
 #include <sysdeps/unix/sh/sysdep.S>
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.h b/sysdeps/unix/sysv/linux/sh/sysdep.h
@@ -141,13 +141,22 @@
 #   define SYSCALL_ERROR_HANDLER \
 	neg r0,r1; \
 	mov.l r14,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (r14, 0); \
 	mov.l r12,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (r12, 0); \
 	mov.l r1,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (r1, 0); \
 	mov.l 0f,r12; \
 	mova 0f,r0; \
 	add r0,r12; \
 	sts.l pr,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (pr, 0); \
 	mov r15,r14; \
+	cfi_def_cfa_register (r14); \
 	mov.l 1f,r1; \
 	bsrf r1; \
          nop; \