X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b8d73e39d7ad879522cdb542e4ed69e2077a6f9e..2bd9a37bbb72eac4ed613b3d6953aba6555e2e92:/src/mc/mc_member.c diff --git a/src/mc/mc_member.c b/src/mc/mc_member.c index d89456718a..666a2463a7 100644 --- a/src/mc/mc_member.c +++ b/src/mc/mc_member.c @@ -1,3 +1,10 @@ +/* Copyright (c) 2014. The 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 "mc_object_info.h" #include "mc_private.h" /** Resolve snapshot in the process address space @@ -8,44 +15,27 @@ * @param snapshot Snapshot (or NULL) * @return Process address of the given member of the 'object' struct/class */ -void* mc_member_resolve(const void* base, dw_type_t type, dw_type_t member, mc_snapshot_t snapshot) { - if(!member->location.size) { - return ((char*) base) + member->offset; +void *mc_member_resolve(const void *base, dw_type_t type, dw_type_t member, + mc_address_space_t address_space, int process_index) +{ + if (!member->location.size) { + return ((char *) base) + member->offset; } s_mc_expression_state_t state; memset(&state, 0, sizeof(s_mc_expression_state_t)); state.frame_base = NULL; state.cursor = NULL; - state.snapshot = snapshot; + state.address_space = address_space; state.stack_size = 1; state.stack[0] = (uintptr_t) base; + state.process_index = process_index; - if(mc_dwarf_execute_expression(member->location.size, member->location.ops, &state)) + if (mc_dwarf_execute_expression + (member->location.size, member->location.ops, &state)) xbt_die("Error evaluating DWARF expression"); - if(state.stack_size==0) + if (state.stack_size == 0) xbt_die("No value on the stack"); else - return (void*) state.stack[state.stack_size-1]; -} - -/** Resolve snapshot in the snapshot address space - * - * @param object Snapshot address of the struct/class - * @param type Type of the struct/class - * @param member Member description - * @param snapshot Snapshot (or NULL) - * @return Snapshot address of the given member of the 'object' struct/class - */ -void* mc_member_snapshot_resolve(const void* object, dw_type_t type, dw_type_t member, mc_snapshot_t snapshot) { - if(!member->location.size) { - return (char*) object + member->offset; - } else { - // Translate the problem in the process address space: - void* real_area = (void*) mc_untranslate_address((void *)object, snapshot); - // Resolve the member in the process address space: - void* real_member = mc_member_resolve(real_area, type, member, snapshot); - // Translate back in the snapshot address space: - return mc_translate_address((uintptr_t)real_member, snapshot); - } + return (void *) state.stack[state.stack_size - 1]; }