IVGCVSW-7201 Generalize get_compute_library.sh usagemaster

* Allow user-specified directory name for the ACL
  repo (other than 'clframework') with the '-n'
  option.
* Fix indentation.

Signed-off-by: James Conroy <james.conroy@arm.com>
Change-Id: Iadec158bd9469fbc0d0875b085a5702e4a89ae83

1 files changed, 30 insertions, 12 deletions

diff --git a/scripts/get_compute_library.sh b/scripts/get_compute_library.sh
index 63209bf118..0788cd5f95 100755
--- a/scripts/get_compute_library.sh
+++ b/scripts/get_compute_library.sh
@@ -10,12 +10,20 @@ CMD=$( basename "$0" )
 #DEFAULT_CLFRAMEWORKREVISION="branches/arm_compute_22_08" # Release 22.08
 #
 # For pinning to a revision use this:
-DEFAULT_CLFRAMEWORKREVISION="a331e48ad8a4856837cf0afdd44de69af43581af" #Fix add for tensors with non-matching strides
+DEFAULT_CLFRAMEWORKREVISION="552fe4c67d3cd2994cdbd5662cde79da5caf0c4d" #F16 Specialization for MeanStdDevNorm
 
 usage() {
-    echo "Usage: $CMD (Use the default clframework SHA)"
-    echo "Usage: $CMD -s <CLFRAMEWORK_SHA>"
-    echo "Usage: $CMD -p (Print current default clframework SHA)"
+  echo -e "get_compute_library.sh: Clones the Arm Compute Library (ACL) repo from the ML Platform server and checks out
+  the pinned version of ACL based on the SHA string defined at the top of this script (DEFAULT_CLFRAMEWORKREVISION).
+  If the ACL repo already exists, this script will skip cloning and only checkout the relevant SHA.
+  The pinned ACL version is a known version that works correctly with the version of Arm NN being used. This pin is
+  regularly updated by the Arm NN team on the Arm NN 'main' branch.
+  During release periods, the ACL pin will point to an ACL release branch which exists on the ML Platform server.
+  The repo directory will be named 'clframework' unless defined by the '-n' argument to this script.\n"
+  echo "Usage: $CMD (Use the default clframework SHA)"
+  echo "Usage: $CMD -s <CLFRAMEWORK_SHA>"
+  echo "Usage: $CMD -p (Print current default clframework SHA)"
+  echo "Usage: $CMD -n Name of the directory into which the ACL repo will be cloned, default is 'clframework'"
   exit 0
 }
 
@@ -34,10 +42,11 @@ function AssertZeroExitCode {
 }
 
 # process the options given
-while getopts "s:ph" opt; do
+while getopts "s:n:ph" opt; do
   case "$opt" in
     s) CLFRAMEWORK_SHA="$OPTARG";;
     p) PrintDefaultClframeworkSha;;
+    n) ACL_REPO_NAME_OPTION="$OPTARG";;
     h|\?) usage;;
   esac
 done
@@ -62,24 +71,33 @@ pushd "${DIR}" > /dev/null
 # shellcheck disable=SC2164
 cd ../..
 
-if [ ! -d clframework ]; then
-  git clone https://review.mlplatform.org/ml/ComputeLibrary clframework
+# Default ACL repo directory name is 'clframework'
+# This can be overwritten by command line option '-n'
+ACL_REPO_NAMFE="clframework"
+if [ ! -z "$ACL_REPO_NAME_OPTION" ]; then
+  ACL_REPO_NAME="$ACL_REPO_NAME_OPTION"
+fi
+
+if [ ! -d "$ACL_REPO_NAME" ]; then
+  echo "Cloning CL Framework"
+  git clone https://review.mlplatform.org/ml/ComputeLibrary "$ACL_REPO_NAME"
   AssertZeroExitCode "Cloning CL Framework failed"
 fi
-pushd clframework > /dev/null
+pushd "$ACL_REPO_NAME" > /dev/null
 
 CLFRAMEWORKREVISION=$DEFAULT_CLFRAMEWORKREVISION
 if [ ! -z "$CLFRAMEWORK_SHA" ]; then
-    CLFRAMEWORKREVISION=$CLFRAMEWORK_SHA
+  CLFRAMEWORKREVISION=$CLFRAMEWORK_SHA
 fi
 
+echo "git fetch && git fetch https://review.mlplatform.org/ml/ComputeLibrary && git checkout $CLFRAMEWORKREVISION"
 git fetch && git fetch https://review.mlplatform.org/ml/ComputeLibrary && git checkout "${CLFRAMEWORKREVISION}"
 AssertZeroExitCode "Fetching and checking out ${CLFRAMEWORKREVISION} failed"
 # If the target ACL revision includes a branch we also need to do a pull.
 # This generally occurs with a release branch.
 if [[ "${CLFRAMEWORKREVISION}" == *"branches"* ]]; then
-    git pull
-    AssertZeroExitCode "ACL reference includes a branch but git pull failed."
+  git pull
+  AssertZeroExitCode "ACL reference includes a branch but git pull failed."
 fi
 
 # Set commit hook so we can submit reviews to gerrit
@@ -87,7 +105,7 @@ fi
 (curl -Lo "$(git rev-parse --git-dir)"/hooks/commit-msg https://review.mlplatform.org/tools/hooks/commit-msg; chmod +x "$(git rev-parse --git-dir)"/hooks/commit-msg)
 AssertZeroExitCode "Setting commit hooks failed"
 
-popd > /dev/null # out of clframework
+popd > /dev/null # out of clframework / "$ACL_REPO_NAME"
 popd > /dev/null # back to wherever we were when called
 # Make sure the SHA of the revision that was checked out is the last line
 # of output from the script... just in case we ever need it.