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segment size printout cosmetics #6534

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Merged
merged 2 commits into from
Sep 19, 2019
Merged

segment size printout cosmetics #6534

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24bec41
segment size printout cosmetics
d-a-v Sep 19, 2019
bfb2909
improve readability
d-a-v Sep 19, 2019
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12 changes: 11 additions & 1 deletion tools/sizes.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,15 @@
import subprocess
import sys

def get_segment_hints():
hints = {}
hints['IROM'] = ' code in flash (default or ICACHE_FLASH_ATTR)'
hints['IRAM'] = '/32KB code in IRAM (ICACHE_RAM_ATTR, ISRs...)'
hints['DATA'] = '/80KB initialized variables (global, static) in RAM/HEAP'
hints['RODATA'] = '/80KB constants (global, static) in RAM/HEAP'
hints['BSS'] = '/80KB uninitialized variables ("zeroed": global, static) in RAM/HEAP'
return hints

def get_segment_sizes(elf, path):
sizes = {}
sizes['IROM'] = 0
Expand Down Expand Up @@ -53,10 +62,11 @@ def main():

args = parser.parse_args()
sizes = get_segment_sizes(args.elf, args.path)
hints = get_segment_hints()

sys.stderr.write("Executable segment sizes:" + os.linesep)
for k in sizes.keys():
sys.stderr.write("%-7s: %d%s" % (k, sizes[k], os.linesep))
sys.stderr.write("%-7s: %-10d %s %s" % (k, sizes[k], hints[k], os.linesep))

return 0

Expand Down