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authorUlrich Drepper <drepper@redhat.com>2004-02-14 05:16:57 +0000
committerUlrich Drepper <drepper@redhat.com>2004-02-14 05:16:57 +0000
commit5c76ff279fa8fd1425b86a39fe75507660cc0b5c (patch)
tree420bed38e7d88b534f57f82497cc0dd77a26b936 /sysdeps/powerpc/powerpc32/bsd-_setjmp.S
parent9f8765bc46dbb4991dc20905c5d10d867956d489 (diff)
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Update.
2004-02-13  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc64/__longjmp-common.S: New file.
	* sysdeps/powerpc/powerpc64/__longjmp.S [NOT_IN_libc](__longjmp):
	Non-versioned __longjmp for rtld-__longjmp.
	[!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as
	default version of __longjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)]
	(__novmx__longjmp): Original version of __longjmp.
	* sysdeps/powerpc/powerpc64/bsd-_setjmp.S [NOT_IN_libc](_setjmp):
	Non-versioned _setjmp for rtld-_setjmp.
	[!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define
	as default version of _setjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)]
	(__novmx_setjmp): Original version of _setjmp.
	* sysdeps/powerpc/powerpc64/bsd-setjmp.S (__vmxsetjmp): Branch to
	__vmx__sigsetjmp and define as default version of setjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)]
	(__novmxsetjmp): Original version of setjmp.
	* sysdeps/powerpc/powerpc64/setjmp-common.S: New file.
	* sysdeps/powerpc/powerpc64/setjmp.S [NOT_IN_libc](__setjmp):
	Non-versioned __sigsetjmp for rtld-setjmp.
	[!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define
	as default version of __sigsetjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)]
	(__novmx__sigsetjmp): Original version of __sigsetjmp.

	* sysdeps/powerpc/powerpc32/__longjmp-common.S: New File
	* sysdeps/powerpc/powerpc32/__longjmp.S [NOT_IN_libc](__longjmp):
	Non-versioned __longjmp for rtld-__longjmp.
	[!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as
	default version of __longjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)]
	(__novmx__longjmp): Original version of __longjmp.
	* sysdeps/powerpc/powerpc32/bsd-_setjmp.S [NOT_IN_libc](_setjmp):
	Non-versioned _setjmp for rtld-_setjmp.
	[!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define
	as default version of _setjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)]
	(__novmx_setjmp): Original version of _setjmp.
	* sysdeps/powerpc/powerpc32/bsd-setjmp.S (__vmxsetjmp): Branch to
	__vmx__sigsetjmp and define as default version of setjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)]
	(__novmxsetjmp): Original version of setjmp.
	* sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: New file.
	* sysdeps/powerpc/powerpc32/fpu/__longjmp.S [NOT_IN_libc](__longjmp):
	Non-versioned __longjmp for rtld-__longjmp.
	[!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as
	default version of __longjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)]
	(__novmx__longjmp): Original version of __longjmp.
	* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: New file.
	* sysdeps/powerpc/powerpc32/fpu/setjmp.S [NOT_IN_libc](__setjmp):
	Non-versioned __sigsetjmp for rtld-setjmp.
	[!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define
	as default version of __sigsetjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)]
	(__novmx__sigsetjmp): Original version of __sigsetjmp.
	* sysdeps/powerpc/powerpc32/setjmp-common.S: New file.
	* sysdeps/powerpc/powerpc32/setjmp.S [NOT_IN_libc](__setjmp):
	Non-versioned __sigsetjmp for rtld-setjmp.
	[!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define
	as default version of __sigsetjmp.
	[SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)]
	(__novmx__sigsetjmp): Original version of __sigsetjmp.

	* sysdeps/powerpc/Dist: New File.
	* sysdeps/powerpc/Makefile (sysdep_routines): Add novmx-longjmp.c
	and novmx-sigjmp.c
	* sysdeps/powerpc/Versions (libc): To GLIBC_2.3_4 add _longjmp,
	__sigsetjmp, _setjmp, longjmp, and setjmp. To GLIBC_PRIVATE add
	__novmx__libc_longjmp, __novmx__libc_siglongjmp, __vmx__libc_longjmp,
	and __vmx__libc_siglongjmp.
	* sysdeps/powerpc/bits/setjmp.h: Define JB_VRSAVE, JB_VRS, and adjust
	JB_SIZE to add VMX regs to __jmp_buf.
	* sysdeps/powerpc/longjmp.c: New file.
	* sysdeps/powerpc/novmxsetjmp.h: New file.
	* sysdeps/powerpc/novmx-longjmp.c: New file.
	* sysdeps/powerpc/novmx-sigjmp.c: New file.
	* sysdeps/powerpc/sigjmp.c: New file.
Diffstat (limited to 'sysdeps/powerpc/powerpc32/bsd-_setjmp.S')
-rw-r--r--sysdeps/powerpc/powerpc32/bsd-_setjmp.S42
1 files changed, 35 insertions, 7 deletions
diff --git a/sysdeps/powerpc/powerpc32/bsd-_setjmp.S b/sysdeps/powerpc/powerpc32/bsd-_setjmp.S
index ce05f4ac91..458f52c4cb 100644
--- a/sysdeps/powerpc/powerpc32/bsd-_setjmp.S
+++ b/sysdeps/powerpc/powerpc32/bsd-_setjmp.S
@@ -1,5 +1,6 @@
-/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'.  PowerPC version.
-   Copyright (C) 1994, 1997, 1999, 2000, 2002 Free Software Foundation, Inc.
+/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'.  PowerPC32/64 version.
+   Copyright (C) 1994,1997,1999,2000,2002,2003,2004
+   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
@@ -16,16 +17,43 @@
    License along with the GNU C Library; if not, write to the Free
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
-
-/* This just does a tail-call to `__sigsetjmp (ARG, 0)'.
-   We cannot do it in C because it must be a tail-call, so frame-unwinding
-   in setjmp doesn't clobber the state restored by longjmp.  */
-
+#include <shlib-compat.h>
+#include <libc-symbols.h>
 #include <sysdep.h>
 #include <bp-sym.h>
 
+#if defined NOT_IN_libc
+/* Build a none versioned object for rtld-*.  */
 ENTRY (BP_SYM (_setjmp))
 	li r4,0			/* Set second argument to 0.  */
 	b JUMPTARGET(BP_SYM (__sigsetjmp))
 END (BP_SYM (_setjmp))
 libc_hidden_def (_setjmp)
+#else
+/* Build a versioned object for libc.  */
+
+# if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)
+symbol_version (__novmx_setjmp,_setjmp,GLIBC_2.0);
+
+ENTRY (BP_SYM (__novmx_setjmp))
+	li r4,0			/* Set second argument to 0.  */
+	b JUMPTARGET(BP_SYM (__novmx__sigsetjmp))
+END (BP_SYM (__novmx_setjmp))
+libc_hidden_def (__novmx_setjmp)
+# endif /* defined SHARED  && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */
+
+default_symbol_version (__vmx_setjmp,_setjmp,GLIBC_2.3.4)
+/* __GI__setjmp prototype is needed for ntpl i.e. _setjmp is defined
+   as a libc_hidden_proto & is used in sysdeps/generic/libc-start.c
+   if HAVE_CLEANUP_JMP_BUF is defined */
+ENTRY (BP_SYM (__GI__setjmp))
+	li r4,0			/* Set second argument to 0.  */
+	b JUMPTARGET(BP_SYM (__vmx__sigsetjmp))
+END (BP_SYM (__GI__setjmp))
+
+ENTRY (BP_SYM (__vmx_setjmp))
+	li r4,0			/* Set second argument to 0.  */
+	b JUMPTARGET(BP_SYM (__vmx__sigsetjmp))
+END (BP_SYM (__vmx_setjmp))
+libc_hidden_def (__vmx_setjmp)
+#endif /* !NOT_IN_libc */