#include <sys/types.h>
#include <sys/wait.h>
#include <sys/time.h>
+#include <sys/mman.h>
#include <libgen.h>
#include "simgrid/sg_config.h"
// ***** Helpers
void* MC_object_base_address(mc_object_info_t info) {
+ if(info->flags & MC_OBJECT_INFO_EXECUTABLE)
+ return 0;
void* result = info->start_exec;
if(info->start_rw!=NULL && result > (void*) info->start_rw) result = info->start_rw;
if(info->start_ro!=NULL && result > (void*) info->start_ro) result = info->start_ro;
static void mc_post_process_scope(mc_object_info_t info, dw_frame_t scope) {
+ if(scope->tag == DW_TAG_inlined_subroutine) {
+
+ // Attach correct namespaced name in inlined subroutine:
+ char* key = bprintf("%" PRIx64, (uint64_t) scope->abstract_origin_id);
+ dw_frame_t abstract_origin = xbt_dict_get_or_null(info->subprograms, key);
+ xbt_assert(abstract_origin, "Could not lookup abstract origin %s", key);
+ xbt_free(key);
+ scope->name = xbt_strdup(abstract_origin->name);
+
+ }
+
// Direct:
unsigned cursor = 0;
dw_variable_t variable = NULL;
MC_UNSET_RAW_MEM;
}
-static void mc_ignore_local_variable_in_scope(const char *var_name, dw_frame_t scope) {
+/** \brief Ignore a local variable in a scope
+ *
+ * Ignore all instances of variables with a given name in
+ * any (possibly inlined) subprogram with a given namespaced
+ * name.
+ *
+ * \param var_name Name of the local variable (or parameter to ignore)
+ * \param subprogram_name Name of the subprogram fo ignore (NULL for any)
+ * \param subprogram (possibly inlined) Subprogram of the scope
+ * \param scope Current scope
+ */
+static void mc_ignore_local_variable_in_scope(
+ const char *var_name, const char *subprogram_name,
+ dw_frame_t subprogram, dw_frame_t scope) {
// Processing of direct variables:
- int start = 0;
- int end = xbt_dynar_length(scope->variables) - 1;
- while(start <= end){
- int cursor = (start + end) / 2;
- dw_variable_t current_var = (dw_variable_t)xbt_dynar_get_as(scope->variables, cursor, dw_variable_t);
-
- int compare = strcmp(current_var->name, var_name);
- if(compare == 0){
- xbt_dynar_remove_at(scope->variables, cursor, NULL);
- start = 0;
- end = xbt_dynar_length(scope->variables) - 1;
- }else if(compare < 0){
- start = cursor + 1;
- }else{
- end = cursor - 1;
+
+ // If the current subprogram matche the given name:
+ if(subprogram_name==NULL || strcmp(subprogram_name, subprogram->name)==0) {
+
+ // Try to find the variable and remove it:
+ int start = 0;
+ int end = xbt_dynar_length(scope->variables) - 1;
+
+ // Dichotomic search:
+ while(start <= end){
+ int cursor = (start + end) / 2;
+ dw_variable_t current_var = (dw_variable_t)xbt_dynar_get_as(scope->variables, cursor, dw_variable_t);
+
+ int compare = strcmp(current_var->name, var_name);
+ if(compare == 0){
+ // Variable found, remove it:
+ xbt_dynar_remove_at(scope->variables, cursor, NULL);
+
+ // and start again:
+ start = 0;
+ end = xbt_dynar_length(scope->variables) - 1;
+ }else if(compare < 0){
+ start = cursor + 1;
+ }else{
+ end = cursor - 1;
+ }
}
+
}
// And recursive processing in nested scopes:
unsigned cursor = 0;
dw_frame_t nested_scope = NULL;
xbt_dynar_foreach(scope->scopes, cursor, nested_scope) {
- mc_ignore_local_variable_in_scope(var_name, nested_scope);
+ // The new scope may be an inlined subroutine, in this case we want to use its
+ // namespaced name in recursive calls:
+ dw_frame_t nested_subprogram = nested_scope->tag == DW_TAG_inlined_subroutine ? nested_scope : subprogram;
+
+ mc_ignore_local_variable_in_scope(var_name, subprogram_name, nested_subprogram, nested_scope);
}
}
-static void MC_ignore_local_variable_in_object(const char *var_name, const char *frame_name, mc_object_info_t info) {
+static void MC_ignore_local_variable_in_object(const char *var_name, const char *subprogram_name, mc_object_info_t info) {
xbt_dict_cursor_t cursor2;
dw_frame_t frame;
char* key;
xbt_dict_foreach(info->subprograms, cursor2, key, frame) {
- if(frame_name && strcmp(frame_name, frame->name))
- continue;
- mc_ignore_local_variable_in_scope(var_name, frame);
+ mc_ignore_local_variable_in_scope(var_name, subprogram_name, frame, frame);
}
}