X-Git-Url: https://granicus.if.org/sourcecode?a=blobdiff_plain;f=tools%2Fidf_size.py;h=5b3d43b11126d3f9859696e83a6927d73adcbf3a;hb=30ea8c70483458982b2c7f2b71233fa3b73a205d;hp=90721bf0d207f507a2574b03cc468105581ed153;hpb=85c9164f5054a4436356afcf6217cefeee86f150;p=esp-idf diff --git a/tools/idf_size.py b/tools/idf_size.py index 90721bf0d2..5b3d43b111 100755 --- a/tools/idf_size.py +++ b/tools/idf_size.py @@ -6,7 +6,7 @@ # Includes information which is not shown in "xtensa-esp32-elf-size", # or easy to parse from "xtensa-esp32-elf-objdump" or raw map files. # -# Copyright 2017 Espressif Systems (Shanghai) PTE LTD +# Copyright 2017-2018 Espressif Systems (Shanghai) PTE LTD # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -20,6 +20,9 @@ # See the License for the specific language governing permissions and # limitations under the License. # +from __future__ import print_function +from __future__ import unicode_literals +from builtins import dict import argparse, sys, subprocess, re import os.path import pprint @@ -48,12 +51,6 @@ def load_map_data(map_file): sections = load_sections(map_file) return memory_config, sections -def output_section_for_address(memory_config, address): - for m in memory_config.values(): - if m["origin"] <= address and m["origin"] + m["length"] > address: - return m["name"] - return None - def load_memory_config(map_file): """ Memory Configuration section is the total size of each output section """ result = {} @@ -82,9 +79,9 @@ def load_sections(map_file): is a dict with details about this section, including a "sources" key which holds a list of source file line information for each symbol linked into the section. """ scan_to_header(map_file, "Linker script and memory map") - scan_to_header(map_file, "END GROUP") sections = {} section = None + sym_backup = None for line in map_file: # output section header, ie '.iram0.text 0x0000000040080400 0x129a5' RE_SECTION_HEADER = r"(?P[^ ]+) +0x(?P
[\da-f]+) +0x(?P[\da-f]+)$" @@ -101,18 +98,36 @@ def load_sections(map_file): # source file line, ie # 0x0000000040080400 0xa4 /home/gus/esp/32/idf/examples/get-started/hello_world/build/esp32/libesp32.a(cpu_start.o) - RE_SOURCE_LINE = r".*? +0x(?P
[\da-f]+) +0x(?P[\da-f]+) (?P.+\.a)\((?P.+\.o)\)" - m = re.match(RE_SOURCE_LINE, line) - if section is not None and m is not None: # input source file details + RE_SOURCE_LINE = r"\s*(?P\S*).* +0x(?P
[\da-f]+) +0x(?P[\da-f]+) (?P.+\.a)\((?P.+\.ob?j?)\)" + + m = re.match(RE_SOURCE_LINE, line, re.M) + if not m: + # cmake build system links some object files directly, not part of any archive + RE_SOURCE_LINE = r"\s*(?P\S*).* +0x(?P
[\da-f]+) +0x(?P[\da-f]+) (?P.+\.ob?j?)" + m = re.match(RE_SOURCE_LINE, line) + if section is not None and m is not None: # input source file details=ma,e + sym_name = m.group("sym_name") if len(m.group("sym_name")) > 0 else sym_backup + try: + archive = m.group("archive") + except IndexError: + archive = "(exe)" + source = { "size" : int(m.group("size"), 16), "address" : int(m.group("address"), 16), - "archive" : os.path.basename(m.group("archive")), - "object_file" : m.group("object_file"), + "archive" : os.path.basename(archive), + "object_file" : os.path.basename(m.group("object_file")), + "sym_name" : sym_name, } source["file"] = "%s:%s" % (source["archive"], source["object_file"]) section["sources"] += [ source ] + # In some cases the section name appears on the previous line, back it up in here + RE_SYMBOL_ONLY_LINE = r"^ (?P\S*)$" + m = re.match(RE_SYMBOL_ONLY_LINE, line) + if section is not None and m is not None: + sym_backup = m.group("sym_name") + return sections def sizes_by_key(sections, key): @@ -147,6 +162,9 @@ def main(): parser.add_argument( '--archives', help='Print per-archive sizes', action='store_true') + parser.add_argument( + '--archive_details', help='Print detailed symbols per archive') + parser.add_argument( '--files', help='Print per-file sizes', action='store_true') @@ -161,6 +179,9 @@ def main(): if args.files: print("Per-file contributions to ELF file:") print_detailed_sizes(sections, "file", "Object File") + if args.archive_details: + print("Symbols within the archive:", args.archive_details, "(Not all symbols may be reported)") + print_archive_symbols(sections, args.archive_details) def print_summary(memory_config, sections): def get_size(section): @@ -175,7 +196,7 @@ def print_summary(memory_config, sections): used_data = get_size(".dram0.data") used_bss = get_size(".dram0.bss") used_dram = used_data + used_bss - used_iram = sum( get_size(s) for s in sections.keys() if s.startswith(".iram0") ) + used_iram = sum( get_size(s) for s in sections if s.startswith(".iram0") ) flash_code = get_size(".flash.text") flash_rodata = get_size(".flash.rodata") total_size = used_data + used_iram + flash_code + flash_rodata @@ -206,7 +227,7 @@ def print_detailed_sizes(sections, key, header): "Total") print("%24s %10s %6s %6s %10s %8s %7s" % headings) result = {} - for k in (sizes.keys()): + for k in sizes: v = sizes[k] result[k] = {} result[k]["data"] = v.get(".dram0.data", 0) @@ -219,7 +240,11 @@ def print_detailed_sizes(sections, key, header): def return_total_size(elem): val = elem[1] return val["total"] - for k,v in sorted(result.items(), key=return_total_size, reverse=True): + def return_header(elem): + return elem[0] + s = sorted(list(result.items()), key=return_header) + # do a secondary sort in order to have consistent order (for diff-ing the output) + for k,v in sorted(s, key=return_total_size, reverse=True): if ":" in k: # print subheadings for key of format archive:file sh,k = k.split(":") print("%24s %10d %6d %6d %10d %8d %7d" % (k[:24], @@ -230,6 +255,30 @@ def print_detailed_sizes(sections, key, header): v["flash_rodata"], v["total"])) +def print_archive_symbols(sections, archive): + interested_sections = [".dram0.data", ".dram0.bss", ".iram0.text", ".iram0.vectors", ".flash.text", ".flash.rodata"] + result = {} + for t in interested_sections: + result[t] = {} + for section in sections.values(): + section_name = section["name"] + if section_name not in interested_sections: + continue + for s in section["sources"]: + if archive != s["archive"]: + continue + s["sym_name"] = re.sub("(.text.|.literal.|.data.|.bss.|.rodata.)", "", s["sym_name"]); + result[section_name][s["sym_name"]] = result[section_name].get(s["sym_name"], 0) + s["size"] + for t in interested_sections: + print("\nSymbols from section:", t) + section_total = 0 + s = sorted(list(result[t].items()), key=lambda k_v: k_v[0]) + # do a secondary sort in order to have consistent order (for diff-ing the output) + for key,val in sorted(s, key=lambda k_v: k_v[1], reverse=True): + print(("%s(%d)"% (key.replace(t + ".", ""), val)), end=' ') + section_total += val + print("\nSection total:",section_total) + if __name__ == "__main__": main()