wasm-micro-runtime/samples/workload/XNNPACK/xnnpack.patch

diff --git a/.bazelrc b/.bazelrc
index ec740f38..29f9d56e 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -49,4 +49,9 @@ build:ios_fat --watchos_cpus=armv7k
 build:macos --apple_platform_type=macos
 
 build:macos_arm64 --config=macos
-build:macos_arm64 --cpu=darwin_arm64
\ No newline at end of file
+build:macos_arm64 --cpu=darwin_arm64
+
+build:wasm --cpu=wasm
+build:wasm --copt=-msimd128
+build:wasm --crosstool_top=@emsdk//emscripten_toolchain:everything
+build:wasm --host_crosstool_top=@bazel_tools//tools/cpp:toolchain
diff --git a/WORKSPACE b/WORKSPACE
index c58e76b6..30934678 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -21,6 +21,7 @@ http_archive(
     name = "com_google_benchmark",
     strip_prefix = "benchmark-master",
     urls = ["https://github.com/google/benchmark/archive/master.zip"],
+    patches = ["@//third_party:benchmark.patch"],
 )
 
 # FP16 library, used for half-precision conversions
@@ -84,6 +85,19 @@ http_archive(
    ],
 )
 
+http_archive(
+  name = "emsdk",
+  strip_prefix = "emsdk-2.0.26/bazel",
+  url = "https://github.com/emscripten-core/emsdk/archive/refs/tags/2.0.26.tar.gz",
+  sha256 = "79e7166aa8eaae6e52cef1363b2d8db795d03684846066bc51f9dcf905dd58ad",
+)
+
+load("@emsdk//:deps.bzl", emsdk_deps = "deps")
+emsdk_deps()
+
+load("@emsdk//:emscripten_deps.bzl", emsdk_emscripten_deps = "emscripten_deps")
+emsdk_emscripten_deps()
+
 # Android NDK location and version is auto-detected from $ANDROID_NDK_HOME environment variable
 android_ndk_repository(name = "androidndk")
 
diff --git a/build_defs.bzl b/build_defs.bzl
index 2442bed1..b860dfef 100644
--- a/build_defs.bzl
+++ b/build_defs.bzl
@@ -414,7 +414,7 @@ def xnnpack_benchmark(name, srcs, copts = [], deps = [], tags = []):
             explicitly specified.
     """
     native.cc_binary(
-        name = name,
+        name = name + ".wasm",
         srcs = srcs,
         copts = xnnpack_std_cxxopts() + [
             "-Iinclude",
diff --git a/emscripten.bzl b/emscripten.bzl
index 130d5f16..2696ad54 100644
--- a/emscripten.bzl
+++ b/emscripten.bzl
@@ -25,12 +25,19 @@ def xnnpack_emscripten_benchmark_linkopts():
     """Emscripten-specific linkopts for benchmarks."""
     return [
         "-s ASSERTIONS=1",
-        "-s ENVIRONMENT=node,shell,web",
-        "-s ERROR_ON_UNDEFINED_SYMBOLS=1",
-        "-s EXIT_RUNTIME=1",
+        "-s ERROR_ON_UNDEFINED_SYMBOLS=0",
         "-s ALLOW_MEMORY_GROWTH=1",
         "-s TOTAL_MEMORY=445644800",  # 425M
-        "--pre-js $(location :preamble.js.lds)",
+        "-s USE_PTHREADS=0",
+        "-s STANDALONE_WASM=1",
+        "-Wno-unused",
+        "-Wno-unused-variable",
+        "-Wno-unused-command-line-argument",
+        "-Wl,--export=__heap_base",
+        "-Wl,--export=__data_end",
+        "-Wl,--export=malloc",
+        "-Wl,--export=free",
+        "--oformat=wasm",
     ]
 
 def xnnpack_emscripten_deps():
diff --git a/third_party/cpuinfo.BUILD b/third_party/cpuinfo.BUILD
index 128d683e..f6c287c4 100644
--- a/third_party/cpuinfo.BUILD
+++ b/third_party/cpuinfo.BUILD
@@ -343,5 +343,5 @@ config_setting(
 
 config_setting(
     name = "emscripten",
-    values = {"crosstool_top": "//toolchain:emscripten"},
+    values = {"crosstool_top": "@emsdk//emscripten_toolchain:everything"},
 )