diff options
| -rw-r--r-- | include/ia64/jmpbuf.h | 32 | ||||
| -rw-r--r-- | include/x86/jmpbuf.h | 31 | ||||
| -rw-r--r-- | include/x86_64/jmpbuf.h | 31 | ||||
| -rw-r--r-- | src/ia64/longjmp.S | 38 | ||||
| -rw-r--r-- | tests/ia64-test-setjmp.c | 123 |
5 files changed, 0 insertions, 255 deletions
diff --git a/include/ia64/jmpbuf.h b/include/ia64/jmpbuf.h index faa1f344..e69de29b 100644 --- a/include/ia64/jmpbuf.h +++ b/include/ia64/jmpbuf.h @@ -1,32 +0,0 @@ -/* libunwind - a platform-independent unwind library - Copyright (C) 2004 Hewlett-Packard Co - Contributed by David Mosberger-Tang <davidm@hpl.hp.com> - -This file is part of libunwind. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - -/* Use glibc's jump-buffer indices; NPTL peeks at SP and BSP: */ - -#define JB_SP 0 -#define JB_RP 8 -#define JB_BSP 17 -#define JB_MASK_SAVED 70 -#define JB_MASK 71 diff --git a/include/x86/jmpbuf.h b/include/x86/jmpbuf.h index a0eb072e..e69de29b 100644 --- a/include/x86/jmpbuf.h +++ b/include/x86/jmpbuf.h @@ -1,31 +0,0 @@ -/* libunwind - a platform-independent unwind library - Copyright (C) 2004 Hewlett-Packard Co - Contributed by David Mosberger-Tang <davidm@hpl.hp.com> - -This file is part of libunwind. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - -/* Use glibc's jump-buffer indices; NPTL peeks at SP: */ - -#define JB_SP 4 -#define JB_RP 5 -#define JB_MASK_SAVED 6 -#define JB_MASK 7 diff --git a/include/x86_64/jmpbuf.h b/include/x86_64/jmpbuf.h index 92200689..e69de29b 100644 --- a/include/x86_64/jmpbuf.h +++ b/include/x86_64/jmpbuf.h @@ -1,31 +0,0 @@ -/* libunwind - a platform-independent unwind library - Copyright (C) 2004 Hewlett-Packard Co - Contributed by David Mosberger-Tang <davidm@hpl.hp.com> - -This file is part of libunwind. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - -/* Use glibc's jump-buffer indices; NPTL peeks at SP: */ - -#define JB_SP 6 -#define JB_RP 7 -#define JB_MASK_SAVED 8 -#define JB_MASK 9 diff --git a/src/ia64/longjmp.S b/src/ia64/longjmp.S index 7590522f..e69de29b 100644 --- a/src/ia64/longjmp.S +++ b/src/ia64/longjmp.S @@ -1,38 +0,0 @@ -/* libunwind - a platform-independent unwind library - Copyright (C) 2004 Hewlett-Packard Co - Contributed by David Mosberger-Tang <davidm@hpl.hp.com> - -This file is part of libunwind. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - - .global _UI_longjmp_cont - - .align 32 - .proc longjmp_continuation -longjmp_continuation: -_UI_longjmp_cont: // non-function label for {sig,}longjmp.c - .prologue - .save rp, r15 - .body - mov rp = r15 - mov r8 = r16 - br.sptk.many rp - .endp longjmp_continuation diff --git a/tests/ia64-test-setjmp.c b/tests/ia64-test-setjmp.c index defbbe9a..e69de29b 100644 --- a/tests/ia64-test-setjmp.c +++ b/tests/ia64-test-setjmp.c @@ -1,123 +0,0 @@ -/* libunwind - a platform-independent unwind library - Copyright (C) 2004 Hewlett-Packard Co - Contributed by David Mosberger-Tang <davidm@hpl.hp.com> - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - -/* Test to verify that we can siglongjmp() into a frame whose register - window is not backed by valid memory. */ - -#include <stdio.h> -#include <stdint.h> -#include <setjmp.h> -#include <signal.h> -#include <stdlib.h> -#include <unistd.h> - -#include <sys/mman.h> - -static sigjmp_buf env; -static int return_level; -static uintptr_t return_bsp; -static int verbose; - -static void -sighandler (int signal, void *siginfo, void *sigcontext) -{ - ucontext_t *uc = sigcontext; - int local = 0; - - if (verbose) - printf ("got signal, stack at %p, saved bsp=0x%lx\n", - &local, uc->uc_mcontext.sc_ar_bsp); - siglongjmp (env, 1); -} - -static void -doit (int n) -{ - uintptr_t guard_page_addr, bsp = (uintptr_t) __builtin_ia64_bsp (); - - if (n == 0) - { - size_t page_size = getpagesize (); - - guard_page_addr = (bsp + page_size - 1) & -page_size; - if (verbose) - printf ("guard_page_addr = 0x%lx\n", (unsigned long) guard_page_addr); - if (mmap ((void *) guard_page_addr, page_size, PROT_NONE, - MAP_SHARED | MAP_ANONYMOUS, -1, 0) != (void *) guard_page_addr) - { - perror ("mmap"); - exit (EXIT_FAILURE); - } - } - - if (sigsetjmp (env, 1)) - { - return_level = n; - return_bsp = bsp; - } - else - doit (n + 1); -} - -int -main (int argc, char **argv) -{ - struct sigaction sa; - stack_t ss; - - if (argc > 1) - verbose = 1; - - ss.ss_sp = malloc (2 * SIGSTKSZ); - if (ss.ss_sp == NULL) - { - puts ("failed to allocate alternate stack"); - return EXIT_FAILURE; - } - ss.ss_flags = 0; - ss.ss_size = 2 * SIGSTKSZ; - if (sigaltstack (&ss, NULL) < 0) - { - printf ("sigaltstack failed %m\n"); - return EXIT_FAILURE; - } - - sa.sa_handler = (void (*) (int)) sighandler; - sigemptyset (&sa.sa_mask); - sa.sa_flags = SA_SIGINFO | SA_ONSTACK; - if (sigaction (SIGSEGV, &sa, NULL) < 0) - { - printf ("sigaction failed: %m\n"); - exit (1); - } - - doit (0); - - if (verbose) - { - printf ("sigsetjmp returned at level %d bsp=0x%lx\n", - return_level, return_bsp); - puts ("Test succeeded!"); - } - return EXIT_SUCCESS; -} |