#!/bin/bash
# Build the browser benchmark modules (single-threaded and pthreads variants)
# into web/dist/. Requires the libraries built by ../build-wasm.sh (+ PTHREAD=1)
# and ../build-blis-wasm.sh (+ THREADING=pthreads).
set -euo pipefail

cd "$(dirname "$0")"
ROOT=$(cd .. && pwd)

if ! command -v emcc >/dev/null 2>&1; then
  source ~/emsdk/emsdk_env.sh
fi

mkdir -p dist

COMMON="-O2 -sMODULARIZE -sENVIRONMENT=web,worker,node \
        -sEXPORTED_FUNCTIONS=_run_bench -sEXPORTED_RUNTIME_METHODS=cwrap"

# Single-threaded: BLIS(st) first so its BLAS symbols win over libflame's f2c BLAS.
emcc $COMMON bench_web.c \
  -sEXPORT_NAME=createBenchST \
  -sALLOW_MEMORY_GROWTH \
  "$ROOT/install/lib/libblis-st.a" \
  "$ROOT/install/lib/libflame.a" \
  -o dist/bench_st.js

# Threaded: everything compiled with -pthread; fixed shared memory (growth is
# costly with shared memory); worker pool must cover max threads + margin.
emcc $COMMON -pthread -DBLIS_MT bench_web.c \
  -sEXPORT_NAME=createBenchMT \
  -sPTHREAD_POOL_SIZE=14 -sINITIAL_MEMORY=1024MB \
  "$ROOT/blis/lib/generic/libblis.a" \
  "$ROOT/install/lib/libflame-mt.a" \
  -o dist/bench_mt.js

echo "Done: web/dist/bench_st.{js,wasm} and web/dist/bench_mt.{js,wasm}"