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4e39404604cbe0336eff7e1d087aebdec58a2021
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5 Commits

Author SHA1 Message Date
Che-yu Wu
4a98e9c984 extra/stack_analyzer: Configurable exception frame size. 
Make the size of extra stack needed by exceptions configurable.
It can be set in the annotation file.

BUG=chromium:648840
BRANCH=none
TEST=extra/stack_analyzer/stack_analyzer_unittest.py
     make BOARD=elm SECTION=RW \
         ANNOTATION=./extra/stack_analyzer/example_annotation.yaml \
         analyzestack

Change-Id: Idf2a59650dd20257a0291f89d788c0c83b91a7c9
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/649454
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
 2017-09-05 23:01:10 -07:00
Che-yu Wu
ce15362e89 extra/stack_analyzer: Support function sets in invalid paths. 
There are lots of invalid paths have common segments.
In this patch, each vertex of an invalid path can be a function set.

Examples can be found in extra/stack_analyzer/example_annotation.yaml

BUG=chromium:648840
BRANCH=none
TEST=extra/stack_analyzer/stack_analyzer_unittest.py
     make BOARD=elm SECTION=RW \
         ANNOTATION=./extra/stack_analyzer/example_annotation.yaml \
         analyzestack

Change-Id: Ib10d68edd04725af4d803f54f7e208e55d574c7d
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/649453
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
 2017-09-05 23:01:09 -07:00
Che-yu Wu
816a8d87cd extra/stack_analyzer: Support to remove invalid paths. 
Invalid paths (with arbitrary length) can be annotated and removed.
Report set of possible function cycles.
Sort the callsite outputs by filename and line number.

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: I9d443df6439b55d5b92a7624bdd93cb6e18494e2
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/640393
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
 2017-09-01 00:44:32 -07:00
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