| |
| /*--------------------------------------------------------------------*/ |
| /*--- Ptrcheck: a pointer-use checker. ---*/ |
| /*--- This file coordinates the h_ and sg_ subtools. ---*/ |
| /*--- pc_main.c ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| /* |
| This file is part of Ptrcheck, a Valgrind tool for checking pointer |
| use in programs. |
| |
| Copyright (C) 2008-2009 OpenWorks Ltd |
| info@open-works.co.uk |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License as |
| published by the Free Software Foundation; either version 2 of the |
| License, or (at your option) any later version. |
| |
| This program 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 |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| |
| Neither the names of the U.S. Department of Energy nor the |
| University of California nor the names of its contributors may be |
| used to endorse or promote products derived from this software |
| without prior written permission. |
| */ |
| |
| #include "pub_tool_basics.h" |
| #include "pub_tool_libcassert.h" |
| #include "pub_tool_libcprint.h" |
| #include "pub_tool_execontext.h" |
| #include "pub_tool_tooliface.h" |
| #include "pub_tool_options.h" |
| |
| #include "sg_main.h" |
| #include "pc_common.h" |
| #include "h_main.h" |
| |
| |
| ////////////////////////////////////////////////////////////// |
| // // |
| // // |
| // // |
| ////////////////////////////////////////////////////////////// |
| |
| |
| ////////////////////////////////////////////////////////////// |
| // // |
| // main // |
| // // |
| ////////////////////////////////////////////////////////////// |
| |
| static void pc_fini ( Int exitcode ) { |
| h_fini( exitcode ); |
| sg_fini( exitcode ); |
| } |
| |
| static void pc_die_mem_stack ( Addr old_SP, SizeT len ) { |
| /* h_die_mem_stack( old_SP, len ); */ |
| sg_die_mem_stack( old_SP, len ); |
| } |
| |
| static |
| void pc_pre_thread_ll_create ( ThreadId parent, ThreadId child ) { |
| /* h_pre_thread_ll_create(); */ |
| sg_pre_thread_ll_create(parent,child); |
| } |
| |
| static void pc_pre_thread_first_insn ( ThreadId tid ) { |
| /* h_pre_thread_first_insn(tid); */ |
| sg_pre_thread_first_insn(tid); |
| } |
| |
| static |
| void pc_new_mem_mmap ( Addr a, SizeT len, |
| Bool rr, Bool ww, Bool xx, ULong di_handle ) |
| { |
| h_new_mem_mmap(a, len, rr, ww, xx, di_handle); |
| sg_new_mem_mmap(a, len, rr, ww, xx, di_handle); |
| } |
| |
| static |
| void pc_new_mem_startup ( Addr a, SizeT len, |
| Bool rr, Bool ww, Bool xx, ULong di_handle ) |
| { |
| h_new_mem_startup(a, len, rr, ww, xx, di_handle); |
| sg_new_mem_startup(a, len, rr, ww, xx, di_handle); |
| } |
| |
| static void pc_die_mem_munmap ( Addr a, SizeT len ) { |
| h_die_mem_munmap(a, len); |
| sg_die_mem_munmap(a, len); |
| } |
| |
| static void pc_pre_mem_read ( CorePart part, ThreadId tid, Char* s, |
| Addr base, SizeT size ) { |
| h_pre_mem_access(part, tid, s, base, size ); |
| /* sg_pre_mem_read(part, tid, s, base, size); */ |
| } |
| |
| static void pc_pre_mem_read_asciiz ( CorePart part, ThreadId tid, |
| Char* s, Addr lo ) |
| { |
| h_pre_mem_read_asciiz(part, tid, s, lo); |
| /* sg_pre_mem_read_asciiz(part, tid, s, lo); */ |
| } |
| |
| static void pc_pre_mem_write ( CorePart part, ThreadId tid, Char* s, |
| Addr base, SizeT size ) { |
| h_pre_mem_access(part, tid, s, base, size); |
| /* sg_pre_mem_write(part, tid, s, base, size); */ |
| } |
| |
| static void pc_post_clo_init ( void ) |
| { |
| h_post_clo_init(); |
| sg_post_clo_init(); |
| # if defined(VGA_x86) || defined(VGA_amd64) |
| /* nothing */ |
| # elif defined(VGA_ppc32) || defined(VGA_ppc64) || defined(VGA_arm) |
| if (VG_(clo_verbosity) >= 1 && sg_clo_enable_sg_checks) { |
| VG_(message)(Vg_UserMsg, |
| "WARNING: exp-ptrcheck on ppc32/ppc64/arm platforms: " |
| "stack and global array\n"); |
| VG_(message)(Vg_UserMsg, |
| "WARNING: checking is not currently supported. " |
| "Only heap checking is\n"); |
| VG_(message)(Vg_UserMsg, |
| "WARNING: supported. Disabling s/g checks " |
| "(like --enable-sg-checks=no).\n"); |
| } |
| sg_clo_enable_sg_checks = False; |
| # else |
| # error "Unsupported architecture" |
| # endif |
| } |
| |
| static void pc_pre_clo_init(void) |
| { |
| #if defined(VGO_darwin) |
| // This makes the (all-failing) regtests run much faster. |
| VG_(printf)("Ptrcheck doesn't work on Darwin yet, sorry.\n"); |
| VG_(exit)(1); |
| #endif |
| |
| VG_(details_name) ("exp-ptrcheck"); |
| VG_(details_version) (NULL); |
| VG_(details_description) ("a heap, stack and global array " |
| "overrun detector"); |
| VG_(details_copyright_author)( |
| "Copyright (C) 2003-2009, and GNU GPL'd, by OpenWorks Ltd et al."); |
| VG_(details_bug_reports_to) (VG_BUGS_TO); |
| VG_(details_avg_translation_sizeB) ( 496 ); |
| |
| VG_(basic_tool_funcs) (pc_post_clo_init, |
| h_instrument, |
| pc_fini); |
| |
| VG_(needs_malloc_replacement)( h_replace_malloc, |
| h_replace___builtin_new, |
| h_replace___builtin_vec_new, |
| h_replace_memalign, |
| h_replace_calloc, |
| h_replace_free, |
| h_replace___builtin_delete, |
| h_replace___builtin_vec_delete, |
| h_replace_realloc, |
| h_replace_malloc_usable_size, |
| 0 /* no need for client heap redzones */ ); |
| |
| VG_(needs_var_info) (); |
| |
| VG_(needs_core_errors) (); |
| VG_(needs_tool_errors) (pc_eq_Error, |
| pc_before_pp_Error, |
| pc_pp_Error, |
| True,/*show TIDs for errors*/ |
| pc_update_Error_extra, |
| pc_is_recognised_suppression, |
| pc_read_extra_suppression_info, |
| pc_error_matches_suppression, |
| pc_get_error_name, |
| pc_get_extra_suppression_info); |
| |
| VG_(needs_xml_output) (); |
| |
| VG_(needs_syscall_wrapper)( h_pre_syscall, |
| h_post_syscall ); |
| |
| VG_(needs_command_line_options)( pc_process_cmd_line_options, |
| pc_print_usage, |
| pc_print_debug_usage ); |
| |
| VG_(track_die_mem_stack) ( pc_die_mem_stack ); |
| VG_(track_pre_thread_ll_create) ( pc_pre_thread_ll_create ); |
| VG_(track_pre_thread_first_insn)( pc_pre_thread_first_insn ); |
| |
| VG_(track_new_mem_mmap) ( pc_new_mem_mmap ); |
| VG_(track_new_mem_startup) ( pc_new_mem_startup); |
| VG_(track_die_mem_munmap) ( pc_die_mem_munmap ); |
| |
| VG_(track_pre_mem_read) ( pc_pre_mem_read ); |
| VG_(track_pre_mem_read_asciiz) ( pc_pre_mem_read_asciiz ); |
| VG_(track_pre_mem_write) ( pc_pre_mem_write ); |
| |
| VG_(track_post_reg_write_clientcall_return) ( h_post_reg_write_clientcall ); |
| VG_(track_post_reg_write)( h_post_reg_write_demux ); |
| |
| h_pre_clo_init(); |
| sg_pre_clo_init(); |
| |
| VG_(clo_vex_control).iropt_unroll_thresh = 0; |
| VG_(clo_vex_control).guest_chase_thresh = 0; |
| } |
| |
| VG_DETERMINE_INTERFACE_VERSION(pc_pre_clo_init) |
| |
| |
| /*--------------------------------------------------------------------*/ |
| /*--- end pc_main.c ---*/ |
| /*--------------------------------------------------------------------*/ |