#include "mc_process.h"
#include "mc_unw.h"
+using simgrid::mc::remote;
+
extern "C" {
// ***** Implementation
mc_unw_context_t context = (mc_unw_context_t) arg;
if (write)
return - UNW_EREADONLYREG;
- MC_address_space_read(context->address_space,
- MC_ADDRESS_SPACE_READ_FLAGS_NONE, valp, (void*) addr, sizeof(unw_word_t), MC_PROCESS_INDEX_ANY);
- // We don't handle failure gracefully.
+ context->address_space->read_bytes(valp, sizeof(unw_word_t), remote(addr));
return 0;
}
void* arg)
{
mc_unw_context_t context = (mc_unw_context_t) arg;
- dw_frame_t frame = MC_process_find_function(context->process, (void*) addr);
+ dw_frame_t frame = context->process->find_function(remote(addr));
if (!frame)
return - UNW_ENOINFO;
*offp = (unw_word_t) frame->low_pc - addr;
unw_accessors_t mc_unw_accessors =
{
- .find_proc_info = &find_proc_info,
- .put_unwind_info = &put_unwind_info,
- .get_dyn_info_list_addr = &get_dyn_info_list_addr,
- .access_mem = &access_mem,
- .access_reg = &access_reg,
- .access_fpreg = &access_fpreg,
- .resume = &resume,
- .get_proc_name = &get_proc_name
+ &find_proc_info,
+ &put_unwind_info,
+ &get_dyn_info_list_addr,
+ &access_mem,
+ &access_reg,
+ &access_fpreg,
+ &resume,
+ &get_proc_name
};
// ***** Context management
int mc_unw_init_context(
mc_unw_context_t context, mc_process_t process, unw_context_t* c)
{
- context->address_space = (mc_address_space_t) process;
+ context->address_space = process;
context->process = process;
// Take a copy of the context for our own purpose:
return 0;
}
-int mc_unw_destroy_context(mc_unw_context_t context)
-{
- context->address_space = NULL;
- context->process = NULL;
- return 0;
-}
-
// ***** Cursor management
int mc_unw_init_cursor(unw_cursor_t *cursor, mc_unw_context_t context)
return -UNW_EUNSPEC;
mc_address_space_t as = context->address_space;
- // Use local unwinding for current process:
- if (MC_is_process(as) && MC_process_is_self((mc_process_t) as))
+ mc_process_t process = dynamic_cast<mc_process_t>(as);
+ if (process && process->is_self())
return unw_init_local(cursor, &context->context);
return unw_init_remote(cursor, context->process->unw_addr_space, context);