oven-sh · Jarred-Sumner · Apr 24, 2026 · Apr 24, 2026 · Apr 24, 2026 · Apr 24, 2026
diff --git a/.github/workflows/build-reusable.yml b/.github/workflows/build-reusable.yml
@@ -422,6 +422,59 @@ jobs:
           name: ${{matrix.label}}
           path: ${{runner.temp}}/bun-webkit.tar.gz
 
+  freebsd:
+    name: FreeBSD
+    # Cross-compiled from a Linux host via clang --target + base.txz sysroot,
+    # so all FreeBSD targets build on x64 regardless of target arch.
+    runs-on: linux-x64-gh
+    strategy:
+      matrix:
+        include:
+          - label: bun-webkit-freebsd-amd64
+            freebsd_arch: x86_64
+            package_json_arch: "x64"
+            CMAKE_BUILD_TYPE: "Release"
+          - label: bun-webkit-freebsd-amd64-debug
+            freebsd_arch: x86_64
+            package_json_arch: "x64"
+            CMAKE_BUILD_TYPE: "Debug"
+          - label: bun-webkit-freebsd-arm64
+            freebsd_arch: aarch64
+            package_json_arch: "arm64"
+            CMAKE_BUILD_TYPE: "Release"
+          - label: bun-webkit-freebsd-arm64-debug
+            freebsd_arch: aarch64
+            package_json_arch: "arm64"
+            CMAKE_BUILD_TYPE: "Debug"
+    timeout-minutes: 90
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.build_ref }}
+          sparse-checkout-cone-mode: false
+          sparse-checkout: |
+            /*
+            !LayoutTests/
+            !JSTests/
+      - uses: docker/setup-buildx-action@v2
+        id: buildx
+        with:
+          install: true
-      - uses: docker/setup-buildx-action@v2
-        id: buildx
-        with:
-          install: true
+      - uses: docker/setup-buildx-action@v4
+        id: buildx
-      - uses: docker/setup-buildx-action@v2
-        id: buildx
-        with:
-          install: true
+      - uses: docker/setup-buildx-action@v4
+        id: buildx
+      - name: Run
+        run: |
+          rm -rf ${{runner.temp}}/bun-webkit ${{runner.temp}}/bun-webkit.tar.gz
+          FREEBSD_ARCH="${{matrix.freebsd_arch}}" WEBKIT_RELEASE_TYPE="${{matrix.CMAKE_BUILD_TYPE}}" temp=${{runner.temp}} bash freebsd-release.sh
+          cd ${{runner.temp}}
+          echo "#define BUN_WEBKIT_VERSION \"${{ inputs.build_ref }}\"" >> bun-webkit/include/cmakeconfig.h
+          echo '{ "name": "${{matrix.label}}", "version": "0.0.1-${{ inputs.build_ref }}", "os": ["freebsd"], "cpu": ["${{matrix.package_json_arch}}"], "repository": "https://github.com/${{github.repository}}" }' > bun-webkit/package.json
+          rm -rf bun-webkit/lib/*.so bun-webkit/lib/*.so.*
+          tar -czf bun-webkit.tar.gz bun-webkit
+          rm -rf bun-webkit
+      - uses: actions/upload-artifact@v4
+        with:
+          name: ${{matrix.label}}
+          path: ${{runner.temp}}/bun-webkit.tar.gz
+
   linux-android:
     name: Linux Android
     # NDK only ships linux-x86_64 prebuilts, so all Android targets
@@ -487,6 +540,7 @@ jobs:
       - windows
       - linux-musl
       - linux-android
+      - freebsd
     outputs:
       tag: ${{ steps.release_info.outputs.tag }}
     steps:
@@ -640,6 +694,22 @@ jobs:
         with:
           name: bun-webkit-linux-amd64-android-debug
           path: ${{runner.temp}}/bun-webkit-linux-amd64-android-debug
+      - uses: actions/download-artifact@v4
+        with:
+          name: bun-webkit-freebsd-amd64
+          path: ${{runner.temp}}/bun-webkit-freebsd-amd64
+      - uses: actions/download-artifact@v4
+        with:
+          name: bun-webkit-freebsd-amd64-debug
+          path: ${{runner.temp}}/bun-webkit-freebsd-amd64-debug
+      - uses: actions/download-artifact@v4
+        with:
+          name: bun-webkit-freebsd-arm64
+          path: ${{runner.temp}}/bun-webkit-freebsd-arm64
+      - uses: actions/download-artifact@v4
+        with:
+          name: bun-webkit-freebsd-arm64-debug
+          path: ${{runner.temp}}/bun-webkit-freebsd-arm64-debug
 
       - name: Rename files
         run: |
@@ -679,6 +749,10 @@ jobs:
           mv ${{runner.temp}}/bun-webkit-linux-arm64-android-debug/bun-webkit.tar.gz ./out/bun-webkit-linux-arm64-android-debug.tar.gz
           mv ${{runner.temp}}/bun-webkit-linux-amd64-android/bun-webkit.tar.gz ./out/bun-webkit-linux-amd64-android.tar.gz
           mv ${{runner.temp}}/bun-webkit-linux-amd64-android-debug/bun-webkit.tar.gz ./out/bun-webkit-linux-amd64-android-debug.tar.gz
+          mv ${{runner.temp}}/bun-webkit-freebsd-amd64/bun-webkit.tar.gz ./out/bun-webkit-freebsd-amd64.tar.gz
+          mv ${{runner.temp}}/bun-webkit-freebsd-amd64-debug/bun-webkit.tar.gz ./out/bun-webkit-freebsd-amd64-debug.tar.gz
+          mv ${{runner.temp}}/bun-webkit-freebsd-arm64/bun-webkit.tar.gz ./out/bun-webkit-freebsd-arm64.tar.gz
+          mv ${{runner.temp}}/bun-webkit-freebsd-arm64-debug/bun-webkit.tar.gz ./out/bun-webkit-freebsd-arm64-debug.tar.gz
 
       - name: Set release info
         id: release_info
@@ -731,6 +805,15 @@ jobs:
             ./out/bun-webkit-linux-amd64-android.tar.gz
             ./out/bun-webkit-linux-amd64-android-debug.tar.gz
 
+      - uses: softprops/action-gh-release@v1
+        with:
+          tag_name: ${{ inputs.release_tag }}
+          files: |
+            ./out/bun-webkit-freebsd-amd64.tar.gz
+            ./out/bun-webkit-freebsd-amd64-debug.tar.gz
+            ./out/bun-webkit-freebsd-arm64.tar.gz
+            ./out/bun-webkit-freebsd-arm64-debug.tar.gz
+
       - uses: softprops/action-gh-release@v1
         with:
           tag_name: ${{ inputs.release_tag }}

diff --git a/Dockerfile.freebsd b/Dockerfile.freebsd
@@ -0,0 +1,177 @@
+ARG MARCH_FLAG="-march=haswell"
+ARG WEBKIT_RELEASE_TYPE=Release
+ARG LTO_FLAG=""
+ARG LLVM_VERSION="21"
+ARG FREEBSD_VERSION="14.3"
+ARG FREEBSD_ARCH="x86_64"
-ARG MARCH_FLAG="-march=haswell"
-ARG WEBKIT_RELEASE_TYPE=Release
-ARG LTO_FLAG=""
-ARG LLVM_VERSION="21"
-ARG FREEBSD_VERSION="14.3"
-ARG FREEBSD_ARCH="x86_64"
+ARG MARCH_FLAG=""
+ARG WEBKIT_RELEASE_TYPE=Release
+ARG LTO_FLAG=""
+ARG LLVM_VERSION="21"
+ARG FREEBSD_VERSION="14.3"
+ARG FREEBSD_ARCH="x86_64"
-ARG MARCH_FLAG="-march=haswell"
-ARG WEBKIT_RELEASE_TYPE=Release
-ARG LTO_FLAG=""
-ARG LLVM_VERSION="21"
-ARG FREEBSD_VERSION="14.3"
-ARG FREEBSD_ARCH="x86_64"
+ARG MARCH_FLAG=""
+ARG WEBKIT_RELEASE_TYPE=Release
+ARG LTO_FLAG=""
+ARG LLVM_VERSION="21"
+ARG FREEBSD_VERSION="14.3"
+ARG FREEBSD_ARCH="x86_64"
+ARG DEFAULT_CFLAGS="-mno-omit-leaf-frame-pointer -g -fno-omit-frame-pointer -ffunction-sections -fdata-sections -faddrsig -fno-unwind-tables -fno-asynchronous-unwind-tables -DU_STATIC_IMPLEMENTATION=1 "
+ARG ICU_VERSION="75_1"
+ARG ICU_RELEASE_TAG="release-75-1"
+ARG ICU_SHA256="cb968df3e4d2e87e8b11c49a5d01c787bd13b9545280fc6642f826527618caef"
+
+FROM ubuntu:24.04 AS base
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+
+ARG LLVM_VERSION
+ARG FREEBSD_VERSION
+ARG FREEBSD_ARCH
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    wget unzip xz-utils ca-certificates \
+    cmake ninja-build make git \
+    ruby ruby-getoptlong perl python3 rsync file cpio \
+    lsb-release software-properties-common gnupg \
+    && rm -rf /var/lib/apt/lists/*
+
+# Host clang (same version Bun uses) — we cross-compile via --target/--sysroot.
+# apt.llvm.org installs version-suffixed names only, so add unversioned links
+# for -fuse-ld=lld.
+RUN wget -qO- https://apt.llvm.org/llvm.sh | bash -s -- ${LLVM_VERSION} && \
+    for t in clang clang++ ld.lld lld llvm-ar llvm-ranlib; do \
+      ln -sf /usr/bin/${t}-${LLVM_VERSION} /usr/local/bin/${t}; \
+    done
+ENV CC=clang-${LLVM_VERSION}
+ENV CXX=clang++-${LLVM_VERSION}
+ENV AR=llvm-ar-${LLVM_VERSION}
+ENV RANLIB=llvm-ranlib-${LLVM_VERSION}
+ENV LD=lld-${LLVM_VERSION}
+
+# FreeBSD sysroot — extract base.txz (libc, libc++, headers, crt files,
+# compiler-rt). FreeBSD ships its own libc++ in base, so /usr/include/c++/v1
+# and /usr/lib/libc++.* come from here.
+RUN set -eux; \
+    case "${FREEBSD_ARCH}" in \
+      x86_64)  FBSD_DL_ARCH="amd64" ;; \
+      aarch64) FBSD_DL_ARCH="arm64" ;; \
+      *) echo "unsupported FREEBSD_ARCH ${FREEBSD_ARCH}" >&2; exit 1 ;; \
+    esac; \
+    mkdir -p /opt/freebsd-sysroot; \
+    wget -q "https://download.freebsd.org/releases/${FBSD_DL_ARCH}/${FREEBSD_VERSION}-RELEASE/base.txz" -O /tmp/base.txz; \
+    tar -C /opt/freebsd-sysroot -xJf /tmp/base.txz ./usr/include ./usr/lib ./lib; \
+    rm /tmp/base.txz
+ENV FREEBSD_SYSROOT=/opt/freebsd-sysroot
+
+# Sanity check. FreeBSD's base ships builtins as /usr/lib/libgcc.a (it IS
+# compiler-rt, renamed for ABI compat) and clang's freebsd driver finds it
+# via --sysroot, so no resource-dir symlinking is needed (unlike Android).
+RUN echo 'int main(){return 0;}' | $CC --target=${FREEBSD_ARCH}-unknown-freebsd${FREEBSD_VERSION} --sysroot=$FREEBSD_SYSROOT -fuse-ld=lld -xc - -o /tmp/t && file /tmp/t | grep -q FreeBSD
+
+RUN mkdir -p /output/lib /output/include /output/include/JavaScriptCore /output/include/wtf /output/include/bmalloc /output/include/unicode
+
+# ───────────────────────────────────────────────────────────────────────────
+# ICU — cross-compiled. Same two-stage host/target build as Android: host
+# tools first, then --with-cross-build.
+# ───────────────────────────────────────────────────────────────────────────
+FROM base AS build_icu
+
+ARG MARCH_FLAG
+ARG LTO_FLAG
+ARG DEFAULT_CFLAGS
+ARG FREEBSD_VERSION
+ARG FREEBSD_ARCH
+
+ARG ICU_VERSION
+ARG ICU_RELEASE_TAG
+ARG ICU_SHA256
+ADD --checksum=sha256:${ICU_SHA256} https://github.com/unicode-org/icu/releases/download/${ICU_RELEASE_TAG}/icu4c-${ICU_VERSION}-src.tgz /icu.tgz
+
+# Host build (tools only — no LTO, fast).
+RUN mkdir -p /icu-host && cd /icu-host \
+    && tar -xf /icu.tgz --strip-components=1 \
+    && cd source \
+    && CC=$CC CXX=$CXX CFLAGS="-Os" CXXFLAGS="-Os" \
+       ./configure --disable-shared --enable-static --disable-samples --disable-tests \
+    && make -j$(nproc)
+
+# Target build.
+RUN --mount=type=tmpfs,target=/icu \
+    export TARGET_TRIPLE="${FREEBSD_ARCH}-unknown-freebsd${FREEBSD_VERSION}" && \
+    export CROSS_FLAGS="--target=${TARGET_TRIPLE} --sysroot=${FREEBSD_SYSROOT}" && \
+    export CFLAGS="${CROSS_FLAGS} ${DEFAULT_CFLAGS} ${MARCH_FLAG} -Os -std=c17 ${LTO_FLAG}" && \
+    export CXXFLAGS="${CROSS_FLAGS} ${DEFAULT_CFLAGS} ${MARCH_FLAG} -Os -std=c++20 -fno-exceptions ${LTO_FLAG} -fno-c++-static-destructors" && \
+    export LDFLAGS="${CROSS_FLAGS} -fuse-ld=lld" && \
+    cd /icu && tar -xf /icu.tgz --strip-components=1 && rm /icu.tgz && cd source && \
+    { ./configure --host=${FREEBSD_ARCH}-unknown-freebsd${FREEBSD_VERSION} \
+        --with-cross-build=/icu-host/source \
+        --enable-static --disable-shared --with-data-packaging=static \
+        --disable-samples --disable-tests --disable-debug \
+      || { cat config.log; exit 1; }; } && \
+    make -j$(nproc) && \
+    cp lib/*.a /output/lib && \
+    cp -r i18n/unicode/* common/unicode/* /output/include/unicode
+
+# ───────────────────────────────────────────────────────────────────────────
+# WebKit (JSCOnly) — cross-compiled. CMAKE_SYSTEM_NAME=FreeBSD is already
+# handled in Source/WTF/wtf/PlatformJSCOnly.cmake (selects
+# generic/MemoryFootprintGeneric.cpp + unix/MemoryPressureHandlerUnix.cpp),
+# and __FreeBSD__ is defined by --target=*-freebsd*.
+# ───────────────────────────────────────────────────────────────────────────
+FROM base AS build_webkit
+
+ARG MARCH_FLAG
+ARG WEBKIT_RELEASE_TYPE
+ARG LTO_FLAG
+ARG DEFAULT_CFLAGS
+ARG FREEBSD_VERSION
+ARG FREEBSD_ARCH
+
+COPY . /webkit
+WORKDIR /webkit
+COPY --from=build_icu /output /icu
+
+ENV WEBKIT_OUT_DIR=/webkitbuild
+
+RUN --mount=type=tmpfs,target=/webkitbuild \
+    export TARGET_TRIPLE="${FREEBSD_ARCH}-unknown-freebsd${FREEBSD_VERSION}" && \
+    export CROSS="--target=${TARGET_TRIPLE} --sysroot=${FREEBSD_SYSROOT}" && \
+    export CFLAGS="${CROSS} ${DEFAULT_CFLAGS} ${MARCH_FLAG} ${LTO_FLAG} -isystem /icu/include -ffile-prefix-map=/webkit/Source=vendor/WebKit/Source -ffile-prefix-map=/webkitbuild/=." && \
+    export CXXFLAGS="${CROSS} -isystem ${FREEBSD_SYSROOT}/usr/include/c++/v1 ${DEFAULT_CFLAGS} ${MARCH_FLAG} ${LTO_FLAG} -isystem /icu/include -fno-c++-static-destructors -ffile-prefix-map=/webkit/Source=vendor/WebKit/Source -ffile-prefix-map=/webkitbuild/=." && \
+    cd /webkitbuild && \
+    cmake \
+    -DCMAKE_SYSTEM_NAME=FreeBSD \
+    -DCMAKE_SYSTEM_PROCESSOR=${FREEBSD_ARCH} \
+    -DCMAKE_SYSROOT=${FREEBSD_SYSROOT} \
+    -DCMAKE_C_COMPILER=$(which $CC) \
+    -DCMAKE_CXX_COMPILER=$(which $CXX) \
+    -DCMAKE_AR=$(which $AR) \
+    -DCMAKE_RANLIB=$(which $RANLIB) \
+    -DPORT=JSCOnly \
+    -DENABLE_STATIC_JSC=ON \
+    -DENABLE_BUN_SKIP_FAILING_ASSERTIONS=ON \
+    -DCMAKE_BUILD_TYPE=${WEBKIT_RELEASE_TYPE} \
+    -DUSE_THIN_ARCHIVES=OFF \
+    -DUSE_BUN_JSC_ADDITIONS=ON \
+    -DUSE_BUN_EVENT_LOOP=ON \
+    -DENABLE_FTL_JIT=ON \
+    -DENABLE_API_TESTS=OFF \
+    -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
+    -DALLOW_LINE_AND_COLUMN_NUMBER_IN_BUILTINS=ON \
+    -DENABLE_REMOTE_INSPECTOR=ON \
+    -DCMAKE_EXE_LINKER_FLAGS="${CROSS} -fuse-ld=lld" \
+    -DCMAKE_C_FLAGS="$CFLAGS" \
+    -DCMAKE_CXX_FLAGS="$CXXFLAGS" \
+    -DICU_ROOT=/icu \
+    -DICU_INCLUDE_DIR=/icu/include \
+    -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=BOTH \
+    -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH \
+    -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH \
-    -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=BOTH \
-    -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH \
-    -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH \
+    -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY \
+    -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=ONLY \
+    -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY \
-    -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=BOTH \
-    -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH \
-    -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH \
+    -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY \
+    -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=ONLY \
+    -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY \
+    -G Ninja \
+    /webkit && \
+    cmake --build /webkitbuild --config ${WEBKIT_RELEASE_TYPE} --target jsc && \
+    cp -r $WEBKIT_OUT_DIR/lib/*.a /output/lib && \
+    cp $WEBKIT_OUT_DIR/*.h /output/include && \
+    cp $WEBKIT_OUT_DIR/*.json /output && \
+    find $WEBKIT_OUT_DIR/JavaScriptCore/DerivedSources/ -name "*.h" -exec sh -c 'cp "$1" "/output/include/JavaScriptCore/$(basename "$1")"' sh {} \; && \
+    find $WEBKIT_OUT_DIR/JavaScriptCore/DerivedSources/ -name "*.json" -exec sh -c 'cp "$1" "/output/$(basename "$1")"' sh {} \; && \
+    find $WEBKIT_OUT_DIR/JavaScriptCore/Headers/JavaScriptCore/ -name "*.h" -exec cp {} /output/include/JavaScriptCore/ \; && \
+    find $WEBKIT_OUT_DIR/JavaScriptCore/PrivateHeaders/JavaScriptCore/ -name "*.h" -exec cp {} /output/include/JavaScriptCore/ \; && \
+    cp -r $WEBKIT_OUT_DIR/WTF/Headers/wtf/ /output/include && \
+    cp -r $WEBKIT_OUT_DIR/bmalloc/Headers/bmalloc/ /output/include && \
+    mkdir -p /output/Source/JavaScriptCore && \
+    cp -r /webkit/Source/JavaScriptCore/Scripts /output/Source/JavaScriptCore && \
+    cp /webkit/Source/JavaScriptCore/create_hash_table /output/Source/JavaScriptCore
+
+FROM scratch AS artifact
+
+COPY --from=build_icu /output /
+COPY --from=build_webkit /output /
diff --git a/Source/JavaScriptCore/assembler/ARM64Assembler.h b/Source/JavaScriptCore/assembler/ARM64Assembler.h
@@ -4025,6 +4025,8 @@ class ARM64Assembler {
         linuxPageFlush(current, end);
 #elif OS(WINDOWS)
         FlushInstructionCache(GetCurrentProcess(), code, size);
+#elif OS(FREEBSD)
+        __builtin___clear_cache(reinterpret_cast<char*>(code), reinterpret_cast<char*>(code) + size);
 #else
 #error "The cacheFlush support is missing on this platform."
 #endif

diff --git a/Source/JavaScriptCore/assembler/ARM64Registers.h b/Source/JavaScriptCore/assembler/ARM64Registers.h
@@ -41,7 +41,7 @@
 // beyond what you would save by the platform-agnostic "preserve return address" and "restore
 // return address" operations in CCallHelpers.
 
-#if OS(LINUX)
+#if OS(LINUX) || OS(FREEBSD)
 #define FOR_EACH_GP_REGISTER(macro)                             \
     /* Parameter/result registers. */                           \
     macro(x0,  "x0"_s,  0, 0)                                     \

diff --git a/Source/JavaScriptCore/offlineasm/arm64.rb b/Source/JavaScriptCore/offlineasm/arm64.rb
@@ -1458,8 +1458,8 @@ def lowerARM64
             $asm.puts "ldr #{operands[1].arm64Operand(:quad)}, [#{operands[1].arm64Operand(:quad)}, #{operands[0].asmLabel}@GOTPAGEOFF]"
             $asm.putStr("#endif")
 
-            # On Linux, use ELF GOT relocation specifiers.
-            $asm.putStr("#elif OS(LINUX)")
+            # On Linux/FreeBSD, use ELF GOT relocation specifiers.
+            $asm.putStr("#elif OS(LINUX) || OS(FREEBSD)")
 
             $asm.puts "adrp #{operands[1].arm64Operand(:quad)}, :got:#{operands[0].asmLabel}"
             $asm.putStr("#if CPU(ADDRESS32)")

diff --git a/Source/WTF/wtf/AvailableMemory.cpp b/Source/WTF/wtf/AvailableMemory.cpp
@@ -40,7 +40,7 @@
 #import <mach/mach.h>
 #import <math.h>
 #elif OS(UNIX)
-#if OS(FREEBSD) || OS(LINUX)
+#if OS(LINUX)
 #include <sys/sysinfo.h>
 #endif
 #if OS(LINUX)
@@ -161,9 +161,10 @@ static size_t computeAvailableMemory()
     }
     return availableMemoryGuess;
 #elif OS(FREEBSD)
-    struct sysinfo info;
-    if (!sysinfo(&info))
-        return info.totalram * info.mem_unit;
+    uint64_t physmem = 0;
+    size_t len = sizeof(physmem);
+    if (!sysctlbyname("hw.physmem", &physmem, &len, nullptr, 0))
+        return physmem;
     return availableMemoryGuess;
 #elif OS(UNIX) || OS(HAIKU)
     long pages = sysconf(_SC_PHYS_PAGES);

diff --git a/Source/WTF/wtf/PlatformJSCOnly.cmake b/Source/WTF/wtf/PlatformJSCOnly.cmake
@@ -128,6 +128,7 @@ elseif (CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
 
         unix/MemoryPressureHandlerUnix.cpp
     )
+    list(APPEND WTF_LIBRARIES execinfo)
 else ()
     list(APPEND WTF_SOURCES
         generic/MemoryFootprintGeneric.cpp

diff --git a/Source/WTF/wtf/RAMSize.cpp b/Source/WTF/wtf/RAMSize.cpp
@@ -30,7 +30,7 @@
 
 #if OS(WINDOWS)
 #include <windows.h>
-#elif OS(LINUX) || OS(FREEBSD)
+#elif OS(LINUX)
 #include <sys/sysinfo.h>
 #elif OS(UNIX) || OS(HAIKU)
 #endif

diff --git a/Source/bmalloc/bmalloc/BPlatform.h b/Source/bmalloc/bmalloc/BPlatform.h
@@ -400,7 +400,7 @@
 
 /* BENABLE(LIBPAS) is enabling libpas build. But this does not mean we use libpas for bmalloc replacement. */
 #if !defined(BENABLE_LIBPAS)
-#if (!BUSE(MIMALLOC) && !BUSE(SYSTEM_MALLOC)) && BCPU(ADDRESS64) && (BOS(DARWIN) || BOS(WINDOWS) || (BOS(LINUX) && (BCPU(X86_64) || BCPU(ARM64))) || BPLATFORM(PLAYSTATION))
+#if (!BUSE(MIMALLOC) && !BUSE(SYSTEM_MALLOC)) && BCPU(ADDRESS64) && (BOS(DARWIN) || BOS(WINDOWS) || ((BOS(LINUX) || BOS(FREEBSD)) && (BCPU(X86_64) || BCPU(ARM64))) || BPLATFORM(PLAYSTATION))
 #define BENABLE_LIBPAS 1
 #ifndef PAS_BMALLOC
 #define PAS_BMALLOC 1

diff --git a/Source/bmalloc/libpas/src/libpas/pas_monotonic_time.c b/Source/bmalloc/libpas/src/libpas/pas_monotonic_time.c
@@ -88,6 +88,15 @@ uint64_t pas_get_current_monotonic_time_nanoseconds(void)
     return ts.tv_sec * 1.0e9 + ts.tv_nsec;
 }
 
+#elif PAS_OS(FREEBSD)
+
+uint64_t pas_get_current_monotonic_time_nanoseconds(void)
+{
+    struct timespec ts;
+    clock_gettime(CLOCK_MONOTONIC_FAST, &ts);
+    return (uint64_t)ts.tv_sec * 1000ull * 1000ull * 1000ull + (uint64_t)ts.tv_nsec;
+}
+
 #elif PAS_PLATFORM(PLAYSTATION)
 
 uint64_t pas_get_current_monotonic_time_nanoseconds(void)