X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6b188a3ca7fe91cf125a08229fb4fe51eee26e6d..b9ee03b0a7b123fad1f8f0837edfb2a827a4ac9b:/src/mc/mc_checkpoint.c diff --git a/src/mc/mc_checkpoint.c b/src/mc/mc_checkpoint.c index acdafa7fb7..5910aeb74e 100644 --- a/src/mc/mc_checkpoint.c +++ b/src/mc/mc_checkpoint.c @@ -1,5 +1,11 @@ +/* Copyright (c) 2008-2012 Da SimGrid Team. All rights reserved. */ + +/* This program is free software; you can redistribute it and/or modify it + * under the terms of the license (GNU LGPL) which comes with this package. */ + #include -#include "private.h" +#include "mc_private.h" +#include "xbt/module.h" XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_checkpoint, mc, @@ -18,7 +24,7 @@ static mc_mem_region_t MC_region_new(int type, void *start_addr, size_t size) new_reg->start_addr = start_addr; new_reg->size = size; new_reg->data = xbt_malloc0(size); - XBT_DEBUG("New reg data %p, start_addr %p", new_reg->data, start_addr); + XBT_DEBUG("New reg data %p, start_addr %p, size %zu", new_reg->data, start_addr, size); memcpy(new_reg->data, start_addr, size); return new_reg; @@ -32,14 +38,14 @@ static void MC_region_restore(mc_mem_region_t reg) memory_map_t maps = get_memory_map(); MC_UNSET_RAW_MEM; unsigned int i=0; - s_map_region r; + s_map_region_t r; while(i < maps->mapsize){ r = maps->regions[i]; if (maps->regions[i].pathname != NULL){ if (!memcmp(maps->regions[i].pathname, "[stack]", 7)){ size_t diff = (char*)reg->start_addr - (char*)r.start_addr; void *segment = malloc(reg->size + diff); - XBT_DEBUG("Size of segment : %lu", sizeof(segment)); + XBT_DEBUG("Size of segment : %zu", sizeof(segment)); memcpy((char *)segment + diff, reg->data, reg->size); memcpy(r.start_addr, segment, sizeof(segment)); XBT_DEBUG("Memcpy region ok"); @@ -49,7 +55,7 @@ static void MC_region_restore(mc_mem_region_t reg) i++; } }else{ - XBT_DEBUG("Memcpy : dest %p, src %p, size %Zu", reg->start_addr, reg->data, reg->size); + XBT_DEBUG("Memcpy : dest %p, src %p, size %zu", reg->start_addr, reg->data, reg->size); memcpy(reg->start_addr, reg->data, reg->size); } @@ -66,16 +72,13 @@ static void MC_snapshot_add_region(mc_snapshot_t snapshot, int type, void *start { switch(type){ case 0 : - XBT_DEBUG("New region heap (%Zu)", size); + XBT_DEBUG("New region heap (%zu)", size); break; case 1 : - XBT_DEBUG("New region libsimgrid (%Zu)", size); + XBT_DEBUG("New region libsimgrid (%zu)", size); break; case 2 : - XBT_DEBUG("New region program (%Zu)", size); - break; - case 3 : - XBT_DEBUG("New region stack (%Zu)", size); + XBT_DEBUG("New region program data (%zu)", size); break; } mc_mem_region_t new_reg = MC_region_new(type, start_addr, size); @@ -88,7 +91,7 @@ static void MC_snapshot_add_region(mc_snapshot_t snapshot, int type, void *start void MC_take_snapshot(mc_snapshot_t snapshot) { unsigned int i = 0; - s_map_region reg; + s_map_region_t reg; memory_map_t maps = get_memory_map(); /* Save the std heap and the writable mapped pages of libsimgrid */ @@ -111,11 +114,10 @@ void MC_take_snapshot(mc_snapshot_t snapshot) /* FIXME: free the memory map */ } - void MC_take_snapshot_liveness(mc_snapshot_t snapshot) { unsigned int i = 0; - s_map_region reg; + s_map_region_t reg; memory_map_t maps = get_memory_map(); for(i=0; i< snapshot->num_reg; i++){ @@ -138,49 +140,7 @@ void MC_take_snapshot_liveness(mc_snapshot_t snapshot) if (!memcmp(basename(maps->regions[i].pathname), "libsimgrid", 10)){ MC_snapshot_add_region(snapshot, 1, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr); } else { - if (!memcmp(basename(maps->regions[i].pathname), basename(prog_name), strlen(basename(prog_name)))){ - MC_snapshot_add_region(snapshot, 2, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr); - } /*else { - if (!memcmp(maps->regions[i].pathname, "[stack]", 7)){ - MC_snapshot_add_region(snapshot, 3, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr); - } - }*/ - } - } - } - i++; - } - - /* FIXME: free the memory map */ -} - -void MC_take_snapshot_to_restore_liveness(mc_snapshot_t snapshot) -{ - unsigned int i = 0; - s_map_region reg; - memory_map_t maps = get_memory_map(); - - for(i=0; i< snapshot->num_reg; i++){ - MC_region_destroy(snapshot->regions[i]); - } - - snapshot->num_reg = 0; - - i = 0; - - /* Save the std heap and the writable mapped pages of libsimgrid */ - while (i < maps->mapsize) { - reg = maps->regions[i]; - if ((reg.prot & PROT_WRITE)){ - if (maps->regions[i].pathname == NULL){ - if (reg.start_addr == std_heap){ // only save the std heap (and not the raw one) - MC_snapshot_add_region(snapshot, 0, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr); - } - } else { - if (!memcmp(basename(maps->regions[i].pathname), "libsimgrid", 10)){ - MC_snapshot_add_region(snapshot, 1, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr); - } else { - if (!memcmp(basename(maps->regions[i].pathname), basename(prog_name), strlen(basename(prog_name)))){ + if (!memcmp(basename(maps->regions[i].pathname), basename(xbt_binary_name), strlen(basename(xbt_binary_name)))){ MC_snapshot_add_region(snapshot, 2, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr); } } @@ -205,10 +165,7 @@ void MC_restore_snapshot(mc_snapshot_t snapshot) XBT_DEBUG("libsimgrid (data) restored"); break; case 2: - XBT_DEBUG("program (data) restored"); - break; - case 3: - XBT_DEBUG("stack restored"); + XBT_DEBUG("data program restored"); break; }