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[BZ #269]
Update. 2004-07-16 Steven Munroe <sjmunroe@us.ibm.com> [BZ #269] * setjmp/Makefile (tests): Add bug269-setjmp. * setjmp/bug269-setjmp.c: New file. * sysdeps/powerpc/powerpc64/__longjmp-common.S [SHARED && !IS_IN_rtld]: Store R2 from jmpbuf in callers TOC save area. * sysdeps/powerpc/powerpc64/bsd-_setjmp.S [SHARED && !IS_IN_rtld]: Store R2 in TOC save area. * sysdeps/powerpc/powerpc64/setjmp-common.S [SHARED && !IS_IN_rtld]: Copy TOC save area from previous frame as R2 (TOC) in jmpbuf.
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Ulrich Drepper
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ChangeLog
12
ChangeLog
@ -1,3 +1,15 @@
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2004-07-16 Steven Munroe <sjmunroe@us.ibm.com>
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[BZ #269]
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* setjmp/Makefile (tests): Add bug269-setjmp.
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* setjmp/bug269-setjmp.c: New file.
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* sysdeps/powerpc/powerpc64/__longjmp-common.S [SHARED && !IS_IN_rtld]:
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Store R2 from jmpbuf in callers TOC save area.
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* sysdeps/powerpc/powerpc64/bsd-_setjmp.S [SHARED && !IS_IN_rtld]:
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Store R2 in TOC save area.
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* sysdeps/powerpc/powerpc64/setjmp-common.S [SHARED && !IS_IN_rtld]:
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Copy TOC save area from previous frame as R2 (TOC) in jmpbuf.
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2004-07-16 Jakub Jelinek <jakub@redhat.com>
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* locale/newlocale.c: Include bits/libc-lock.h.
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@ -26,7 +26,7 @@ headers := setjmp.h bits/setjmp.h
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routines := setjmp sigjmp bsd-setjmp bsd-_setjmp \
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longjmp __longjmp jmp-unwind
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tests := tst-setjmp jmpbug
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tests := tst-setjmp jmpbug bug269-setjmp
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include ../Rules
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107
setjmp/bug269-setjmp.c
Normal file
107
setjmp/bug269-setjmp.c
Normal file
@ -0,0 +1,107 @@
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/* Copyright (C) 2004 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */ ;
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/* Test case for Bugzilla # 269 */
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#include <stdio.h>
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#include <setjmp.h>
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#include <stdlib.h>
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jmp_buf buf1;
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jmp_buf buf2;
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int *p;
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int n_x = 6;
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static int g_counter = 0;
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int
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f (void)
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{
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static int counter = 0;
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static int way_point1 = 3;
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static int way_point2 = 2;
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int lose = 0;
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if (setjmp (buf1) != 101)
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{
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int a[n_x]; /* reallocate stack space */
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g_counter++;
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p = &a[0];
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if (g_counter < 5)
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longjmp (buf1, 2);
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else if (g_counter == 5)
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longjmp (buf1, 101);
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else
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{
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_setjmp (buf2);
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_longjmp (buf1, 101);
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}
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}
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way_point1--;
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if (counter == 0)
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{
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counter++;
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{
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int a[n_x]; /* reallocate stack space */
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g_counter++;
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p = &a[0];
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if (g_counter < 5)
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longjmp (buf1, 2);
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else if (g_counter == 5)
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longjmp (buf1, 101);
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else
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{
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_setjmp (buf2);
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_longjmp (buf1, 101);
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}
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}
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}
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way_point2--;
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if (counter == 1)
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{
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counter++;
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longjmp (buf2, 2);
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}
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lose = !(way_point1 == 0 && way_point2 == 0
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&& g_counter == 6 && counter == 2);
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return lose;
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}
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static int
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do_test (void)
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{
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int lose;
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lose = f ();
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if (lose)
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puts ("Test FAILED!");
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else
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puts ("Test succeeded!");
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return lose ? EXIT_FAILURE : EXIT_SUCCESS;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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@ -112,6 +112,9 @@ no_vmx:
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ld r0,(JB_LR*8)(r3)
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ld r14,((JB_GPRS+0)*8)(r3)
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lfd fp14,((JB_FPRS+0)*8)(r3)
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#if defined SHARED && !defined IS_IN_rtld
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std r2,40(r1) /* Restore the callers TOC save area. */
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#endif
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ld r15,((JB_GPRS+1)*8)(r3)
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lfd fp15,((JB_FPRS+1)*8)(r3)
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ld r16,((JB_GPRS+2)*8)(r3)
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@ -125,6 +128,7 @@ no_vmx:
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ld r20,((JB_GPRS+6)*8)(r3)
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lfd fp20,((JB_FPRS+6)*8)(r3)
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mtlr r0
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/* std r2,40(r1) Restore the TOC save area. */
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ld r21,((JB_GPRS+7)*8)(r3)
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lfd fp21,((JB_FPRS+7)*8)(r3)
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ld r22,((JB_GPRS+8)*8)(r3)
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@ -47,6 +47,9 @@ default_symbol_version (__vmx_setjmp,_setjmp,GLIBC_2.3.4)
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as a libc_hidden_proto & is used in sysdeps/generic/libc-start.c
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if HAVE_CLEANUP_JMP_BUF is defined */
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ENTRY (BP_SYM (__GI__setjmp))
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#if defined SHARED && !defined IS_IN_rtld
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std r2,40(r1) /* Save the callers TOC in the save area. */
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#endif
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li r4,0 /* Set second argument to 0. */
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b JUMPTARGET(BP_SYM (__vmx__sigsetjmp))
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END (BP_SYM (__GI__setjmp))
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@ -44,7 +44,12 @@ ENTRY (BP_SYM (__sigsetjmp))
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CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
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std r1,(JB_GPR1*8)(3)
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mflr r0
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#if defined SHARED && !defined IS_IN_rtld
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ld r5,40(r1) /* Retrieve the callers TOC. */
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std r5,(JB_GPR2*8)(3)
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#else
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std r2,(JB_GPR2*8)(3)
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#endif
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std r14,((JB_GPRS+0)*8)(3)
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stfd fp14,((JB_FPRS+0)*8)(3)
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std r0,(JB_LR*8)(3)
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