mirror of https://github.com/ARMmbed/mbed-os.git
Fixed pylint issues
Marcelo Salazar
parent
07c3a108ef
commit
aafd19992b
218
tools/memap.py
218
tools/memap.py
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@ -1,16 +1,15 @@
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#! /usr/bin/env python
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#!/usr/bin/env python
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# pylint: disable=too-many-arguments, too-many-locals, too-many-branches, too-many-lines, line-too-long, too-many-nested-blocks, too-many-public-methods, too-many-instance-attributes
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# pylint: disable=invalid-name, missing-docstring
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# Memory Map File Analyser for ARM mbed OS
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import argparse
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import sys
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import string
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import os
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import re
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import json
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import time
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import string
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import StringIO
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import argparse
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from prettytable import PrettyTable
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debug = False
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@ -27,14 +26,15 @@ class MemmapParser(object):
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self.misc_flash_sections = ('.interrupts', '.flash_config')
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self.other_sections = ('.interrupts_ram', '.init', '.ARM.extab', '.ARM.exidx', '.ARM.attributes', \
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'.eh_frame', '.init_array', '.fini_array', '.jcr', '.stab', '.stabstr', \
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'.ARM.exidx','.ARM' )
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self.other_sections = ('.interrupts_ram', '.init', '.ARM.extab', \
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'.ARM.exidx', '.ARM.attributes', '.eh_frame', \
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'.init_array', '.fini_array', '.jcr', '.stab', \
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'.stabstr', '.ARM.exidx', '.ARM')
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# sections to print info (generic for all toolchains)
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self.sections = ('.text', '.data', '.bss', '.heap', '.stack',)
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self.sections = ('.text', '.data', '.bss', '.heap', '.stack')
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# need to have sections merged in this order ()
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# sections must be defined in this order to take irrelevant out
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self.all_sections = self.sections + self.other_sections + \
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self.misc_flash_sections + ('unknown', 'OUTPUT')
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@ -44,17 +44,15 @@ class MemmapParser(object):
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self.object_to_module = dict()
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def generate_output(self, file, json_mode):
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def generate_output(self, file_desc, json_mode):
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"""
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Generates summary of memory map data
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Parameters
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file: descriptor (either stdout or file)
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file_desc: descriptor (either stdout or file)
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json_mode: generates output in json formal (True/False)
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"""
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buf = StringIO.StringIO()
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# Calculate misc flash sections
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misc_flash_mem = 0
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for i in self.modules:
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@ -86,7 +84,9 @@ class MemmapParser(object):
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for k in self.print_sections:
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row.append(self.modules[i][k])
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json_obj.append({ "module":i, "size":{k:self.modules[i][k] for k in self.print_sections}})
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json_obj.append({"module":i, "size":{\
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k:self.modules[i][k] for k in self.print_sections}})
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table.add_row(row)
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subtotal_row = ['Subtotals']
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@ -96,22 +96,24 @@ class MemmapParser(object):
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table.add_row(subtotal_row)
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if json_mode:
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json_obj.append({ "summary":{'static_ram':(subtotal['.data']+subtotal['.bss']),
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'heap':(subtotal['.heap']),
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'stack':(subtotal['.stack']),
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'total_ram':(subtotal['.data']+subtotal['.bss']+subtotal['.heap']+subtotal['.stack']),
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'total_flash':(subtotal['.text']+subtotal['.data']+misc_flash_mem),}})
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json_obj.append({\
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'summary':{\
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'static_ram':(subtotal['.data']+subtotal['.bss']),\
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'heap':(subtotal['.heap']),\
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'stack':(subtotal['.stack']),\
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'total_ram':(subtotal['.data']+subtotal['.bss']+subtotal['.heap']+subtotal['.stack']),\
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'total_flash':(subtotal['.text']+subtotal['.data']+misc_flash_mem),}})
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file.write(json.dumps(json_obj, indent=4))
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file.write('\n')
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file_desc.write(json.dumps(json_obj, indent=4))
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file_desc.write('\n')
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else:
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file.write(table.get_string())
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file.write('\n')
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file.write("Static RAM memory (data + bss): %s\n" % (str(subtotal['.data']+subtotal['.bss'])))
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file.write("Heap: %s\n" % str(subtotal['.heap']))
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file.write("Stack: %s\n" % str(subtotal['.stack']))
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file.write("Total RAM memory (data + bss + heap + stack): %s\n" % (str(subtotal['.data']+subtotal['.bss']+subtotal['.heap']+subtotal['.stack'])))
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file.write("Total Flash memory (text + data + misc): %s\n" % (str(subtotal['.text']+subtotal['.data']+misc_flash_mem)))
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file_desc.write(table.get_string())
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file_desc.write('\n')
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file_desc.write("Static RAM memory (data + bss): %s\n" % (str(subtotal['.data']+subtotal['.bss'])))
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file_desc.write("Heap: %s\n" % str(subtotal['.heap']))
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file_desc.write("Stack: %s\n" % str(subtotal['.stack']))
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file_desc.write("Total RAM memory (data + bss + heap + stack): %s\n" % (str(subtotal['.data']+subtotal['.bss']+subtotal['.heap']+subtotal['.stack'])))
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file_desc.write("Total Flash memory (text + data + misc): %s\n" % (str(subtotal['.text']+subtotal['.data']+misc_flash_mem)))
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return
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def module_add(self, module_name, size, section):
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@ -120,42 +122,15 @@ class MemmapParser(object):
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"""
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if module_name in self.modules:
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self.modules[module_name][section] += size
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self.modules[module_name][section] += size
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else:
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temp_dic = dict()
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for x in self.all_sections:
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temp_dic[x] = 0
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for section_idx in self.all_sections:
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temp_dic[section_idx] = 0
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temp_dic[section] = size
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self.modules[module_name] = temp_dic
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def find_start_gcc(self,line):
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"""
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Checks location of gcc map file to start parsing map file
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"""
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if line.startswith('Linker script and memory map'):
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return True
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else:
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return False
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def find_start_armcc(self,line):
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"""
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Checks location of armcc map file to start parsing map file
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"""
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if line.startswith(' Base Addr Size'):
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return True
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else:
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return False
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def find_start_iar(self,line):
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"""
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Checks location of armcc map file to start parsing map file
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"""
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if line.startswith(' Section '):
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return True
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else:
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return False
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def check_new_section_gcc(self,line):
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def check_new_section_gcc(self, line):
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"""
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Check whether a new section in a map file has been detected (only applies to gcc)
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"""
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@ -169,14 +144,14 @@ class MemmapParser(object):
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else:
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return False # everything else, means no change in section
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def path_object_to_module_name(self,txt):
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def path_object_to_module_name(self, txt):
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"""
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Parses path to object file and extracts module / object data
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"""
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txt = txt.replace('\\','/')
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txt = txt.replace('\\', '/')
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rex_mbed_os_name = r'^.+mbed-os\/(.+)\/(.+\.o)$'
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test_rex_mbed_os_name = re.match(rex_mbed_os_name,txt)
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test_rex_mbed_os_name = re.match(rex_mbed_os_name, txt)
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if test_rex_mbed_os_name:
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@ -194,7 +169,7 @@ class MemmapParser(object):
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return ['Misc', ""]
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def parse_section_gcc(self,line):
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def parse_section_gcc(self, line):
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"""
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Parse data from a section of gcc map file
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"""
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@ -203,45 +178,45 @@ class MemmapParser(object):
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# .text 0x00000608 0x198 ./.build/K64F/GCC_ARM/mbed-os/core/mbed-rtos/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_GCC/HAL_CM4.o
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rex_address_len_name = r'^\s+.*0x(\w{8,16})\s+0x(\w+)\s(.+)$'
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test_address_len_name = re.match(rex_address_len_name,line)
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test_address_len_name = re.match(rex_address_len_name, line)
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if test_address_len_name:
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if int(test_address_len_name.group(2),16) == 0: # size == 0
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return ["",0] # no valid entry
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if int(test_address_len_name.group(2), 16) == 0: # size == 0
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return ["", 0] # no valid entry
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else:
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m_name, m_object = self.path_object_to_module_name(test_address_len_name.group(3))
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m_size = int(test_address_len_name.group(2),16)
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return [m_name,m_size]
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m_size = int(test_address_len_name.group(2), 16)
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return [m_name, m_size]
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else: # special cortner case for *fill* sections
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else: # special corner case for *fill* sections
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# example
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# *fill* 0x0000abe4 0x4
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rex_address_len = r'^\s+\*fill\*\s+0x(\w{8,16})\s+0x(\w+).*$'
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test_address_len = re.match(rex_address_len,line)
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test_address_len = re.match(rex_address_len, line)
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if test_address_len:
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if int(test_address_len.group(2),16) == 0: # size == 0
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return ["",0] # no valid entry
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if int(test_address_len.group(2), 16) == 0: # size == 0
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return ["", 0] # no valid entry
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else:
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m_name = 'Misc'
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m_size = int(test_address_len.group(2),16)
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return [m_name,m_size]
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m_size = int(test_address_len.group(2), 16)
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return [m_name, m_size]
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else:
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return ["",0] # no valid entry
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return ["", 0] # no valid entry
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def parse_map_file_gcc(self, file):
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def parse_map_file_gcc(self, file_desc):
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"""
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Main logic to decode gcc map files
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"""
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current_section = 'unknown'
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with file as infile:
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with file_desc as infile:
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# Search area to parse
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for line in infile:
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if self.find_start_gcc(line) == True:
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if line.startswith('Linker script and memory map'):
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current_section = "unknown"
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break
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@ -264,10 +239,10 @@ class MemmapParser(object):
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if debug:
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print "Line: %s" % line,
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print "Module: %s\tSection: %s\tSize: %s" % (module_name,current_section,module_size)
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print "Module: %s\tSection: %s\tSize: %s" % (module_name, current_section, module_size)
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raw_input("----------")
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def parse_section_armcc(self,line):
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def parse_section_armcc(self, line):
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"""
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Parse data from an armcc map file
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"""
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@ -277,11 +252,11 @@ class MemmapParser(object):
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# 0x00000410 0x00000008 Code RO 49364 * !!!main c_w.l(__main.o)
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rex_armcc = r'^\s+0x(\w{8})\s+0x(\w{8})\s+(\w+)\s+(\w+)\s+(\d+)\s+[*]?.+\s+(.+)$'
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test_rex_armcc = re.match(rex_armcc,line)
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test_rex_armcc = re.match(rex_armcc, line)
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if test_rex_armcc:
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size = int(test_rex_armcc.group(2),16)
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size = int(test_rex_armcc.group(2), 16)
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if test_rex_armcc.group(4) == 'RO':
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section = '.text'
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@ -301,12 +276,12 @@ class MemmapParser(object):
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else:
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module_name = 'Misc'
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return [module_name,size,section]
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return [module_name, size, section]
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else:
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return ["",0,""] # no valid entry
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return ["", 0, ""] # no valid entry
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def parse_section_iar(self,line):
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def parse_section_iar(self, line):
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"""
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Parse data from an IAR map file
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"""
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@ -322,16 +297,15 @@ class MemmapParser(object):
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# HEAP uninit 0x20001650 0x10000 <Block tail>
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rex_iar = r'^\s+(.+)\s+(zero|const|ro code|inited|uninit)\s+0x(\w{8})\s+0x(\w+)\s+(.+)\s.+$'
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test_rex_iar = re.match(rex_iar,line)
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test_rex_iar = re.match(rex_iar, line)
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if test_rex_iar:
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size = int(test_rex_iar.group(4),16)
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size = int(test_rex_iar.group(4), 16)
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if test_rex_iar.group(2) == 'const' or test_rex_iar.group(2) == 'ro code':
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section = '.text'
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elif test_rex_iar.group(2) == 'zero' or test_rex_iar.group(2) == 'uninit':
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if test_rex_iar.group(1)[0:4] == 'HEAP':
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section = '.heap'
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elif test_rex_iar.group(1)[0:6] == 'CSTACK':
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@ -352,21 +326,21 @@ class MemmapParser(object):
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else:
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module_name = 'Misc'
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return [module_name,size,section]
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return [module_name, size, section]
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else:
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return ["",0,""] # no valid entry
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return ["", 0, ""] # no valid entry
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def parse_map_file_armcc(self, file):
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def parse_map_file_armcc(self, file_desc):
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"""
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Main logic to decode armcc map files
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"""
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with file as infile:
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with file_desc as infile:
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# Search area to parse
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for line in infile:
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if self.find_start_armcc(line) == True:
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if line.startswith(' Base Addr Size'):
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break
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# Start decoding the map file
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@ -379,16 +353,16 @@ class MemmapParser(object):
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else:
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self.module_add(name, size, section)
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def parse_map_file_iar(self, file):
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def parse_map_file_iar(self, file_desc):
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"""
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Main logic to decode armcc map files
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"""
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with file as infile:
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with file_desc as infile:
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# Search area to parse
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for line in infile:
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if self.find_start_iar(line) == True:
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if line.startswith(' Section '):
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break
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# Start decoding the map file
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@ -401,17 +375,17 @@ class MemmapParser(object):
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else:
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self.module_add(name, size, section)
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def search_objects(self,path,toolchain):
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def search_objects(self, path, toolchain):
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"""
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Check whether the specified map file matches with the toolchain.
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Searches for object files and creates mapping: object --> module
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"""
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path = path.replace('\\','/')
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path = path.replace('\\', '/')
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# check location of map file
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rex = r'^(.+\/)' + re.escape(toolchain) + r'\/(.+\.map)$'
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test_rex = re.match(rex,path)
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test_rex = re.match(rex, path)
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if test_rex:
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search_path = test_rex.group(1) + toolchain + '/mbed-os/'
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@ -421,10 +395,10 @@ class MemmapParser(object):
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print "Warning: specified toolchain doesn't match with path to the memory map file."
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return
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for root, dirs, files in os.walk(search_path):
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for file in files:
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if file.endswith(".o"):
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module_name, object_name = self.path_object_to_module_name(os.path.join(root, file))
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for root, obj_files in os.walk(search_path):
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for obj_file in obj_files:
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if obj_file.endswith(".o"):
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module_name, object_name = self.path_object_to_module_name(os.path.join(root, obj_file))
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if object_name in self.object_to_module:
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print "WARNING: multiple usages of object file: %s" % object_name
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@ -437,7 +411,7 @@ class MemmapParser(object):
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def main():
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version = '0.3.7'
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version = '0.3.8'
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time_start = time.clock()
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# Parser handling
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@ -445,12 +419,12 @@ def main():
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parser.add_argument('file', help='memory map file')
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parser.add_argument('-t','--toolchain', dest='toolchain', help='select a toolchain that corresponds to the memory map file (ARM, GCC_ARM, IAR)',
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parser.add_argument('-t', '--toolchain', dest='toolchain', help='select a toolchain that corresponds to the memory map file (ARM, GCC_ARM, IAR)',\
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required=True)
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parser.add_argument('-o','--output',help='output file name', required=False)
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parser.add_argument('-o', '--output', help='output file name', required=False)
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parser.add_argument('-j', '--json', dest='json', required=False, action="store_true",
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parser.add_argument('-j', '--json', dest='json', required=False, action="store_true",\
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help='output in JSON formatted list')
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parser.add_argument('-v', '--version', action='version', version=version)
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@ -463,25 +437,25 @@ def main():
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args, remainder = parser.parse_known_args()
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||||
try:
|
||||
file_input = open(args.file,'rt')
|
||||
except IOError as e:
|
||||
print "I/O error({0}): {1}".format(e.errno, e.strerror)
|
||||
file_input = open(args.file, 'rt')
|
||||
except IOError as error:
|
||||
print "I/O error({0}): {1}".format(error.errno, error.strerror)
|
||||
sys.exit(0)
|
||||
|
||||
# Creates parser object
|
||||
t = MemmapParser()
|
||||
memap = MemmapParser()
|
||||
|
||||
# Decode map file depending on the toolchain
|
||||
if args.toolchain == "ARM":
|
||||
t.search_objects(os.path.abspath(args.file),args.toolchain)
|
||||
t.parse_map_file_armcc(file_input)
|
||||
memap.search_objects(os.path.abspath(args.file), args.toolchain)
|
||||
memap.parse_map_file_armcc(file_input)
|
||||
elif args.toolchain == "GCC_ARM":
|
||||
t.parse_map_file_gcc(file_input)
|
||||
memap.parse_map_file_gcc(file_input)
|
||||
elif args.toolchain == "IAR":
|
||||
print "WARNING: IAR Compiler not fully supported (yet)"
|
||||
print " "
|
||||
t.search_objects(os.path.abspath(args.file),args.toolchain)
|
||||
t.parse_map_file_iar(file_input)
|
||||
memap.search_objects(os.path.abspath(args.file), args.toolchain)
|
||||
memap.parse_map_file_iar(file_input)
|
||||
else:
|
||||
print "Invalid toolchain. Options are: ARM, GCC_ARM, IAR"
|
||||
sys.exit(0)
|
||||
|
|
@ -489,14 +463,14 @@ def main():
|
|||
# Write output in file
|
||||
if args.output != None:
|
||||
try:
|
||||
file_output = open(args.output,'w')
|
||||
t.generate_output(file_output,args.json)
|
||||
file_output = open(args.output, 'w')
|
||||
memap.generate_output(file_output, args.json)
|
||||
file_output.close()
|
||||
except IOError as e:
|
||||
print "I/O error({0}): {1}".format(e.errno, e.strerror)
|
||||
except IOError as error:
|
||||
print "I/O error({0}): {1}".format(error.errno, error.strerror)
|
||||
sys.exit(0)
|
||||
else: # Write output in screen
|
||||
t.generate_output(sys.stdout,args.json)
|
||||
memap.generate_output(sys.stdout, args.json)
|
||||
|
||||
file_input.close()
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue