test: deltaDebug now uses results/delta_debug/ folder

this is covered by .gitignore

The output is on the order of e.g. results/asap7/mock-array/ as it is a compressed
version of that data with "make issue"

$ du -hs results/delta-debug/
110M	results/delta-debug/

Signed-off-by: Øyvind Harboe <[email protected]>

Author: oharboe

flow/test/test_delta_debug.sh

@@ -13,9 +13,9 @@ make DESIGN_CONFIG=designs/asap7/$testname/config.mk global_place_issue
 latest_file=$(ls -t global_place_${testname}_asap7_base*.tar.gz | head -n1)
 echo "Testing $latest_file"
 . ../env.sh
-rm -rf test_delta_debug
-mkdir test_delta_debug
-cd test_delta_debug
-tar --strip-components=1 -xzf ../$latest_file
+rm -rf results/delta-debug/
+mkdir -p results/delta-debug/
+cd results/delta-debug/
+tar --strip-components=1 -xzf ../../$latest_file
 sed -i 's/openroad -no_init/openroad -exit -no_init/g' run-me-$testname-asap7-base.sh
-openroad -exit -python ../../tools/OpenROAD/etc/deltaDebug.py --persistence 3 --use_stdout --error_string "Iter: 100 " --base_db_path results/asap7/$testname/base/3_2_place_iop.odb --step ./run-me-$testname-asap7-base.sh --multiplier 2
+openroad -exit -python ../../../tools/OpenROAD/etc/deltaDebug.py --persistence 3 --use_stdout --error_string "Iter: 100 " --base_db_path results/asap7/$testname/base/3_2_place_iop.odb --step ./run-me-$testname-asap7-base.sh --multiplier 2