+2009-05-22 Andreas Schwab <schwab@linux-m68k.org>
+
+ * sysdeps/powerpc/powerpc32/____longjmp_chk.S: New file.
+ * sysdeps/powerpc/powerpc64/____longjmp_chk.S: New file.
+ * sysdeps/powerpc/powerpc32/__longjmp-common.S: Use CHECK_SP if
+ defined.
+ * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: Likewise.
+ * sysdeps/powerpc/powerpc64/__longjmp-common.S: Likewise.
+
2009-05-22 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/accept4.c: Include kernel-features.h.
--- /dev/null
+/* Copyright (C) 2009 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. */
+
+#include <sysdep.h>
+#include <rtld-global-offsets.h>
+
+ .section .rodata.str1.1,"aMS",@progbits,1
+.LC0:
+ .string "longjmp causes uninitialized stack frame"
+ .text
+
+#define __longjmp ____longjmp_chk
+
+#define CHECK_SP(reg) \
+ cmplw reg, r1; \
+ bge+ .Lok; \
+ lis r3,.LC0@ha; \
+ la r3,.LC0@l(r3); \
+ bl HIDDEN_JUMPTARGET (__fortify_fail); \
+.Lok:
+
+#include <__longjmp-common.S>
/* longjmp for PowerPC.
- Copyright (C) 1995-1997, 1999-2001, 2003, 2004, 2005, 2006
+ Copyright (C) 1995-1997, 1999-2001, 2003, 2004, 2005, 2006, 2009
Free Software Foundation, Inc.
This file is part of the GNU C Library.
ENTRY (BP_SYM (__longjmp))
CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
-#ifdef PTR_DEMANGLE
+#if defined PTR_DEMANGLE || defined CHECK_SP
lwz r24,(JB_GPR1*4)(r3)
#else
lwz r1,(JB_GPR1*4)(r3)
lwz r19,((JB_GPRS+5)*4)(r3)
lwz r20,((JB_GPRS+6)*4)(r3)
#ifdef PTR_DEMANGLE
+# ifdef CHECK_SP
+ PTR_DEMANGLE3 (r24, r24, r25)
+# else
PTR_DEMANGLE3 (r1, r24, r25)
+# endif
PTR_DEMANGLE2 (r0, r25)
#endif
+#ifdef CHECK_SP
+ CHECK_SP (r24)
+ mr r1,r24
+#endif
mtlr r0
lwz r21,((JB_GPRS+7)*4)(r3)
lwz r22,((JB_GPRS+8)*4)(r3)
lvx v31,0,r6
L(no_vmx):
#endif
-#ifdef PTR_DEMANGLE
+#if defined PTR_DEMANGLE || defined CHECK_SP
lwz r24,(JB_GPR1*4)(r3)
#else
lwz r1,(JB_GPR1*4)(r3)
lwz r20,((JB_GPRS+6)*4)(r3)
lfd fp20,((JB_FPRS+6*2)*4)(r3)
#ifdef PTR_DEMANGLE
+# ifdef CHECK_SP
+ PTR_DEMANGLE3 (r24, r24, r25)
+# else
PTR_DEMANGLE3 (r1, r24, r25)
+# endif
PTR_DEMANGLE2 (r0, r25)
#endif
+#ifdef CHECK_SP
+ CHECK_SP (r24)
+ mr r1,r24
+#endif
mtlr r0
lwz r21,((JB_GPRS+7)*4)(r3)
lfd fp21,((JB_FPRS+7*2)*4)(r3)
--- /dev/null
+/* Copyright (C) 2009 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. */
+
+#include <sysdep.h>
+#include <rtld-global-offsets.h>
+
+ .section .rodata.str1.1,"aMS",@progbits,1
+.LC0:
+ .string "longjmp causes uninitialized stack frame"
+ .section .toc,"aw"
+.LC1:
+ .tc .LC0[TC],.LC0
+ .text
+
+#define __longjmp ____longjmp_chk
+
+#define CHECK_SP(reg) \
+ cmpld reg, r1; \
+ bge+ .Lok; \
+ ld r3,.LC1@toc(2); \
+ bl HIDDEN_JUMPTARGET (__fortify_fail); \
+.Lok:
+
+#include <__longjmp-common.S>
lvx v31,0,r6
L(no_vmx):
#endif
-#ifdef PTR_DEMANGLE
+#if defined PTR_DEMANGLE || defined CHECK_SP
ld r22,(JB_GPR1*8)(r3)
- PTR_DEMANGLE3 (r1, r22, r25)
#else
ld r1,(JB_GPR1*8)(r3)
#endif
+#ifdef PTR_DEMANGLE
+# ifdef CHECK_SP
+ PTR_DEMANGLE3 (r22, r22, r25)
+# else
+ PTR_DEMANGLE3 (r1, r22, r25)
+# endif
+#endif
+#ifdef CHECK_SP
+ CHECK_SP (r22)
+ mr r1,r22
+#endif
ld r2,(JB_GPR2*8)(r3)
ld r0,(JB_LR*8)(r3)
ld r14,((JB_GPRS+0)*8)(r3)