Che-yu Wu ef09835e19 ec: Add annotation feature to the stack analyzer. ...

Get stack analyzer supported to read annotation file and do basic
annotation on the callgraph.

The basic annotation includes:
1. Add missing calls to the callgraph
2. Ignore functions on the callgraph

BUG=chromium:648840
BRANCH=none
TEST=extra/stack_analyzer/stack_analyzer_unittest.py
     make BOARD=elm && extra/stack_analyzer/stack_analyzer.py \
         --objdump=arm-none-eabi-objdump \
         --addr2line=arm-none-eabi-addr2line \
         --export_taskinfo=./build/elm/util/export_taskinfo.so \
         --section=RW \
         --annotation=./extra/stack_analyzer/example_annotation.yaml \
         ./build/elm/RW/ec.RW.elf
     make BOARD=elm SECTION=RW \
         ANNOTATION=./extra/stack_analyzer/example_annotation.yaml \
         analyzestack

Change-Id: I4cc7c34f422655708a7312db3f6b4416e1af917f
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/614825
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>

2017-08-21 23:48:14 -07:00

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