Commit Graph

2 Commits

Author SHA1 Message Date
Che-yu Wu
af32f8918e extra/stack_analyzer: Eliminate annotated indirect calls.
Indirect calls can be eliminated by adding corresponding annotations.

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: I18c317f9c6478b5b431ee04d882453791df27891
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/631082
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
2017-08-29 04:45:51 -07:00
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