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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/novmx-longjmp.c
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/novmx-longjmp.c')
-rw-r--r--sysdeps/powerpc/novmx-longjmp.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/sysdeps/powerpc/novmx-longjmp.c b/sysdeps/powerpc/novmx-longjmp.c
new file mode 100644
index 0000000000..d823239ea6
--- /dev/null
+++ b/sysdeps/powerpc/novmx-longjmp.c
@@ -0,0 +1,68 @@
+/* Copyright (C) 1991,92,94,95,97,98,2000,2002,2003,2004
+   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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   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.  */
+
+/* Copy of sysdeps/generic/longjmp.c modified for backward compatibility
+   with old non AltiVec/VMX longjmp.  */
+
+#include <bits/wordsize.h>
+#include <shlib-compat.h>
+#if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)
+# include <stddef.h>
+# include <novmxsetjmp.h>
+# include <signal.h>
+
+
+/* Set the signal mask to the one specified in ENV, and jump
+   to the position specified in ENV, causing the setjmp
+   call there to return VAL, or 1 if VAL is 0.  */
+void
+__novmx__libc_siglongjmp (__novmx__sigjmp_buf env, int val)
+{
+  /* Perform any cleanups needed by the frames being unwound.  */
+  _longjmp_unwind (env, val);
+
+  if (env[0].__mask_was_saved)
+    /* Restore the saved signal mask.  */
+    (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
+			  (sigset_t *) NULL);
+
+  /* Call the machine-dependent function to restore machine state.  */
+  __novmx__longjmp (env[0].__jmpbuf, val ?: 1);
+}
+
+strong_alias (__novmx__libc_siglongjmp, __novmx__libc_longjmp)
+libc_hidden_def (__novmx__libc_longjmp)
+weak_alias (__novmx__libc_siglongjmp, __novmx_longjmp)
+weak_alias (__novmx__libc_siglongjmp, __novmxlongjmp)
+weak_alias (__novmx__libc_siglongjmp, __novmxsiglongjmp)
+
+# if __WORDSIZE == 64
+symbol_version (__novmx__libc_longjmp,__libc_longjmp,GLIBC_2.3);
+symbol_version (__novmx__libc_siglongjmp,__libc_siglongjmp,GLIBC_2.3);
+symbol_version (__novmx_longjmp,_longjmp,GLIBC_2.3);
+symbol_version (__novmxlongjmp,longjmp,GLIBC_2.3);
+symbol_version (__novmxsiglongjmp,siglongjmp,GLIBC_2.3);
+# else
+symbol_version (__novmx__libc_longjmp,__libc_longjmp,GLIBC_2.0);
+symbol_version (__novmx__libc_siglongjmp,__libc_siglongjmp,GLIBC_2.0);
+symbol_version (__novmx_longjmp,_longjmp,GLIBC_2.0);
+symbol_version (__novmxlongjmp,longjmp,GLIBC_2.0);
+symbol_version (__novmxsiglongjmp,siglongjmp,GLIBC_2.0);
+# endif
+#endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4))  */