621     mmap_info = PERF_MMAP_EVENT_BODY_DESC.Read(self.trace,
624     filename = self.trace[offset + self.header_size + ctypes.sizeof(mmap_info):
626     mmap_info.filename = HOST_ROOT + filename[:filename.find(chr(0))]
627     return mmap_info
630     mmap_info = PERF_MMAP2_EVENT_BODY_DESC.Read(self.trace,
633     filename = self.trace[offset + self.header_size + ctypes.sizeof(mmap_info):
635     mmap_info.filename = HOST_ROOT + filename[:filename.find(chr(0))]
636     return mmap_info
702   def Load(self, mmap_info, code_map, options):  argument
705     if mmap_info.tid == 0 and not options.kernel:
707     if OBJDUMP_SKIP_RE.match(mmap_info.filename):
709     if PERF_KERNEL_ALLSYMS_RE.match(mmap_info.filename):
711     self.infos.append(mmap_info)
712     mmap_info.ticks = 0
713     mmap_info.unique_name = self._UniqueMmapName(mmap_info)
714     if not os.path.exists(mmap_info.filename):
721     if self.HasDynamicSymbols(mmap_info.filename):
726       "%s -h -t %s -C %s" % (OBJDUMP_BIN, dynamic_symbols, mmap_info.filename),
760               start_address += mmap_info.addr
763             origin = mmap_info.filename
768     assert process.wait() == 0, "Failed to objdump %s" % mmap_info.filename
771     for i, mmap_info in enumerate(self.infos):
772       if mmap_info.addr <= pc < (mmap_info.addr + mmap_info.len):
773         mmap_info.ticks += 1
774         self.infos[0], self.infos[i] = mmap_info, self.infos[0]
778   def _UniqueMmapName(self, mmap_info):  argument
779     name = mmap_info.filename
782       name = "%s-%d" % (mmap_info.filename, index)
820   for mmap_info in mmap_infos:
821     mmap_ticks = mmap_info.ticks
823                                mmap_info.unique_name)
922       mmap_info = trace_reader.ReadMmap(header, offset)  variable
923       if mmap_info.filename == HOST_ROOT + V8_GC_FAKE_MMAP:
926         library_repo.Load(mmap_info, code_map, options)
930       mmap_info = trace_reader.ReadMmap2(header, offset)  variable
931       if mmap_info.filename == HOST_ROOT + V8_GC_FAKE_MMAP:
934         library_repo.Load(mmap_info, code_map, options)