compare-commits.sh: support both llama-bench and test-backend-ops (#14392)

* compare-commits.sh: support both llama-bench and test-backend-ops

Signed-off-by: Xiaodong Ye <yeahdongcn@gmail.com>

* Speed up the build by specifying -j 12

Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com>

* Remove build_number from test-backend-ops db

Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com>

* Apply suggestion from @JohannesGaessler

Co-authored-by: Johannes Gäßler <johannesg@5d6.de>

* Refine tool selection logic

Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com>

* Address review comments

Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com>

---------

Signed-off-by: Xiaodong Ye <yeahdongcn@gmail.com>
Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com>
Co-authored-by: Johannes Gäßler <johannesg@5d6.de>

Author: yeahdongcn

scripts/compare-commits.sh

@@ -1,19 +1,41 @@
 #!/usr/bin/env bash
 
 if [ $# -lt 2 ]; then
-    echo "usage: ./scripts/compare-commits.sh <commit1> <commit2> [additional llama-bench arguments]"
+    echo "usage: ./scripts/compare-commits.sh <commit1> <commit2> [tool] [additional arguments]"
+    echo "  tool: 'llama-bench' (default) or 'test-backend-ops'"
+    echo "  additional arguments: passed to the selected tool"
     exit 1
 fi
 
 set -e
 set -x
 
+# Parse arguments
+commit1=$1
+commit2=$2
+tool=${3:-llama-bench}
+additional_args="${@:4}"
+
+# Validate tool argument
+if [ "$tool" != "llama-bench" ] && [ "$tool" != "test-backend-ops" ]; then
+    echo "Error: tool must be 'llama-bench' or 'test-backend-ops'"
+    exit 1
+fi
+
 # verify at the start that the compare script has all the necessary dependencies installed
 ./scripts/compare-llama-bench.py --check
 
-bench_args="${@:3}"
+if [ "$tool" = "llama-bench" ]; then
+    db_file="llama-bench.sqlite"
+    target="llama-bench"
+    run_args="-o sql -oe md $additional_args"
+else  # test-backend-ops
+    db_file="test-backend-ops.sqlite"
+    target="test-backend-ops"
+    run_args="perf --output sql $additional_args"
+fi
 
-rm -f llama-bench.sqlite > /dev/null
+rm -f "$db_file" > /dev/null
 
 # to test a backend, call the script with the corresponding environment variable (e.g. GGML_CUDA=1 ./scripts/compare-commits.sh ...)
 if [ -n "$GGML_CUDA" ]; then
@@ -25,14 +47,14 @@ dir="build-bench"
 function run {
     rm -fr ${dir} > /dev/null
     cmake -B ${dir} -S . ${CMAKE_OPTS} > /dev/null
-    cmake --build ${dir} -t llama-bench > /dev/null
-    ${dir}/bin/llama-bench -o sql -oe md $bench_args | sqlite3 llama-bench.sqlite
+    cmake --build ${dir} -t $target -j $(nproc) > /dev/null
+    ${dir}/bin/$target $run_args | sqlite3 "$db_file"
 }
 
-git checkout $1 > /dev/null
+git checkout $commit1 > /dev/null
 run
 
-git checkout $2 > /dev/null
+git checkout $commit2 > /dev/null
 run
 
-./scripts/compare-llama-bench.py -b $1 -c $2
+./scripts/compare-llama-bench.py -b $commit1 -c $commit2 --tool $tool -i "$db_file"