openjdk · gnu-andrew · Apr 30, 2026 · May 29, 2026 · Jun 3, 2026
diff --git a/.github/workflows/build-cross-compile.yml b/.github/workflows/build-cross-compile.yml
@@ -147,6 +147,8 @@ jobs:
           --disable-precompiled-headers
           --openjdk-target=${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-abi}}
           --with-sysroot=sysroot
+          --with-cpu-port=arm64
+          --with-abi-profile=arm64
           CC=${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-abi}}-gcc-${{ inputs.gcc-major-version }}
           CXX=${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-abi}}-g++-${{ inputs.gcc-major-version }}
           ${{ inputs.extra-conf-options }} ${{ inputs.configure-arguments }} || (

diff --git a/doc/building.html b/doc/building.html
@@ -853,7 +853,6 @@ <h3 id="cross-compiling-with-debian-sysroots">Cross compiling with Debian sysroo
 </table>
 <h3 id="building-for-armaarch64">Building for ARM/aarch64</h3>
 <p>A common cross-compilation target is the ARM CPU. When building for ARM, it is useful to set the ABI profile. A number of pre-defined ABI profiles are available using <code>--with-abi-profile</code>: arm-vfp-sflt, arm-vfp-hflt, arm-sflt, armv5-vfp-sflt, armv6-vfp-hflt. Note that soft-float ABIs are no longer properly supported by the JDK.</p>
-<p>The JDK contains two different ports for the aarch64 platform, one is the original aarch64 port from the <a href="http://openjdk.java.net/projects/aarch64-port">AArch64 Port Project</a> and one is a 64-bit version of the Oracle contributed ARM port. When targeting aarch64, by the default the original aarch64 port is used. To select the Oracle ARM 64 port, use <code>--with-cpu-port=arm64</code>. Also set the corresponding value (<code>aarch64</code> or <code>arm64</code>) to --with-abi-profile, to ensure a consistent build.</p>
 <h3 id="building-for-musl">Building for musl</h3>
 <p>Just like it's possible to cross-compile for a different CPU, it's possible to cross-compile for musl libc on a glibc-based <em>build</em> system. A devkit suitable for most target CPU architectures can be obtained from <a href="https://musl.cc">musl.cc</a>. After installing the required packages in the sysroot, configure the build with <code>--openjdk-target</code>:</p>
 <pre><code>sh ./configure --with-jvm-variants=server \

diff --git a/doc/building.md b/doc/building.md
@@ -1228,14 +1228,6 @@ available using `--with-abi-profile`: arm-vfp-sflt, arm-vfp-hflt, arm-sflt,
 armv5-vfp-sflt, armv6-vfp-hflt. Note that soft-float ABIs are no longer
 properly supported by the JDK.
 
-The JDK contains two different ports for the aarch64 platform, one is the
-original aarch64 port from the [AArch64 Port Project](
-http://openjdk.java.net/projects/aarch64-port) and one is a 64-bit version of
-the Oracle contributed ARM port. When targeting aarch64, by the default the
-original aarch64 port is used. To select the Oracle ARM 64 port, use
-`--with-cpu-port=arm64`. Also set the corresponding value (`aarch64` or
-`arm64`) to --with-abi-profile, to ensure a consistent build.
-
 ### Building for musl
 
 Just like it's possible to cross-compile for a different CPU, it's possible to

diff --git a/make/autoconf/flags-cflags.m4 b/make/autoconf/flags-cflags.m4
@@ -795,10 +795,6 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
       # -Wno-psabi to get rid of annoying "note: the mangling of 'va_list' has changed in GCC 4.4"
       $1_CFLAGS_CPU="-fsigned-char -Wno-psabi $ARM_ARCH_TYPE_FLAGS $ARM_FLOAT_TYPE_FLAGS -DJDK_ARCH_ABI_PROP_NAME='\"\$(JDK_ARCH_ABI_PROP_NAME)\"'"
       $1_CFLAGS_CPU_JVM="-DARM"
-    elif test "x$FLAGS_CPU" = xaarch64; then
-      if test "x$HOTSPOT_TARGET_CPU_PORT" = xarm64; then
-        $1_CFLAGS_CPU_JVM="-fsigned-char -DARM"
-      fi
     elif test "x$FLAGS_CPU_ARCH" = xppc; then
       $1_CFLAGS_CPU_JVM="-minsert-sched-nops=regroup_exact -mno-multiple -mno-string"
       if test "x$FLAGS_CPU" = xppc64; then

diff --git a/make/autoconf/flags-ldflags.m4 b/make/autoconf/flags-ldflags.m4
@@ -190,10 +190,6 @@ AC_DEFUN([FLAGS_SETUP_LDFLAGS_CPU_DEP],
     elif test "x$OPENJDK_$1_CPU" = xarm; then
       $1_CPU_LDFLAGS_JVM_ONLY="${$1_CPU_LDFLAGS_JVM_ONLY} -fsigned-char"
       $1_CPU_LDFLAGS="$ARM_ARCH_TYPE_FLAGS $ARM_FLOAT_TYPE_FLAGS"
-    elif test "x$FLAGS_CPU" = xaarch64; then
-      if test "x$HOTSPOT_TARGET_CPU_PORT" = xarm64; then
-        $1_CPU_LDFLAGS_JVM_ONLY="${$1_CPU_LDFLAGS_JVM_ONLY} -fsigned-char"
-      fi
     fi
 
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then

diff --git a/make/autoconf/flags.m4 b/make/autoconf/flags.m4
@@ -34,7 +34,7 @@ m4_include([flags-other.m4])
 AC_DEFUN([FLAGS_SETUP_ABI_PROFILE],
 [
   AC_ARG_WITH(abi-profile, [AS_HELP_STRING([--with-abi-profile],
-      [specify ABI profile for ARM builds (arm-vfp-sflt,arm-vfp-hflt,arm-sflt, armv5-vfp-sflt,armv6-vfp-hflt,arm64,aarch64) @<:@toolchain dependent@:>@ ])])
+      [specify ABI profile for ARM builds (arm-vfp-sflt,arm-vfp-hflt,arm-sflt, armv5-vfp-sflt,armv6-vfp-hflt,aarch64) @<:@toolchain dependent@:>@ ])])
 
   if test "x$with_abi_profile" != x; then
     if test "x$OPENJDK_TARGET_CPU" != xarm && \
@@ -61,10 +61,6 @@ AC_DEFUN([FLAGS_SETUP_ABI_PROFILE],
     elif test "x$OPENJDK_TARGET_ABI_PROFILE" = xarmv6-vfp-hflt; then
       ARM_FLOAT_TYPE=vfp-hflt
       ARM_ARCH_TYPE_FLAGS='-march=armv6 -marm'
-    elif test "x$OPENJDK_TARGET_ABI_PROFILE" = xarm64; then
-      # No special flags, just need to trigger setting JDK_ARCH_ABI_PROP_NAME
-      ARM_FLOAT_TYPE=
-      ARM_ARCH_TYPE_FLAGS=
     elif test "x$OPENJDK_TARGET_ABI_PROFILE" = xaarch64; then
       # No special flags, just need to trigger setting JDK_ARCH_ABI_PROP_NAME
       ARM_FLOAT_TYPE=

diff --git a/make/autoconf/hotspot.m4 b/make/autoconf/hotspot.m4
@@ -86,8 +86,6 @@ AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_VARIANTS],
   AC_ARG_WITH([jvm-variants], [AS_HELP_STRING([--with-jvm-variants],
       [JVM variants (separated by commas) to build (server,client,minimal,core,zero,custom) @<:@server@:>@])])
 
-  SETUP_HOTSPOT_TARGET_CPU_PORT
-
   if test "x$with_jvm_variants" = x; then
     with_jvm_variants="server"
   fi
@@ -335,9 +333,6 @@ AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_FEATURES],
   if test "x$OPENJDK_TARGET_CPU" = xarm; then
     HOTSPOT_TARGET_CPU=arm_32
     HOTSPOT_TARGET_CPU_DEFINE="ARM32"
-  elif test "x$OPENJDK_TARGET_CPU" = xaarch64 && test "x$HOTSPOT_TARGET_CPU_PORT" = xarm64; then
-    HOTSPOT_TARGET_CPU=arm_64
-    HOTSPOT_TARGET_CPU_ARCH=arm
   fi
 
   # Verify that dependencies are met for explicitly set features.
@@ -562,6 +557,8 @@ AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_FEATURES],
 
   # We don't support --with-jvm-interpreter anymore, use zero instead.
   UTIL_DEPRECATED_ARG_WITH(jvm-interpreter)
+  # --with-cpu-port is no longer supported
+  UTIL_DEPRECATED_ARG_WITH(with-cpu-port)
 ])
 
 ###############################################################################
@@ -598,31 +595,6 @@ AC_DEFUN_ONCE([HOTSPOT_FINALIZE_JVM_FEATURES],
   done
 ])
 
-################################################################################
-#
-# Specify which sources will be used to build the 64-bit ARM port
-#
-# --with-cpu-port=arm64   will use hotspot/src/cpu/arm
-# --with-cpu-port=aarch64 will use hotspot/src/cpu/aarch64
-#
-AC_DEFUN([SETUP_HOTSPOT_TARGET_CPU_PORT],
-[
-  AC_ARG_WITH(cpu-port, [AS_HELP_STRING([--with-cpu-port],
-      [specify sources to use for Hotspot 64-bit ARM port (arm64,aarch64) @<:@aarch64@:>@ ])])
-
-  if test "x$with_cpu_port" != x; then
-    if test "x$OPENJDK_TARGET_CPU" != xaarch64; then
-      AC_MSG_ERROR([--with-cpu-port only available on aarch64])
-    fi
-    if test "x$with_cpu_port" != xarm64 && \
-        test "x$with_cpu_port" != xaarch64; then
-      AC_MSG_ERROR([--with-cpu-port must specify arm64 or aarch64])
-    fi
-    HOTSPOT_TARGET_CPU_PORT="$with_cpu_port"
-  fi
-])
-
-
 ################################################################################
 # Check if gtest should be built
 #

diff --git a/make/conf/jib-profiles.js b/make/conf/jib-profiles.js
@@ -233,8 +233,7 @@ var getJibProfilesCommon = function (input, data) {
     common.main_profile_names = [
         "linux-x64", "linux-x86", "macosx-x64", "solaris-x64",
         "solaris-sparcv9", "windows-x64", "windows-x86", "windows-aarch64",
-        "linux-aarch64", "linux-arm32", "linux-arm64", "linux-arm-vfp-hflt",
-        "linux-arm-vfp-hflt-dyn"
+        "linux-aarch64", "linux-arm32"
     ];
 
     // These are the base setttings for all the main build profiles.
@@ -465,20 +464,7 @@ var getJibProfilesProfiles = function (input, common, data) {
             dependencies: ["devkit", "build_devkit", "cups"],
             configure_args: [
                 "--openjdk-target=aarch64-linux-gnu", "--with-freetype=bundled",
-                "--disable-warnings-as-errors", "--with-cpu-port=aarch64",
-            ],
-        },
-
-        "linux-arm64": {
-            target_os: "linux",
-            target_cpu: "aarch64",
-            build_cpu: "x64",
-            dependencies: ["devkit", "build_devkit", "cups", "headless_stubs"],
-            configure_args: [
-                "--with-cpu-port=arm64",
-                "--with-jvm-variants=server",
-                "--openjdk-target=aarch64-linux-gnu",
-                "--enable-headless-only"
+                "--disable-warnings-as-errors"
             ],
         },
 
@@ -492,30 +478,7 @@ var getJibProfilesProfiles = function (input, common, data) {
                 "--with-abi-profile=arm-vfp-hflt", "--disable-warnings-as-errors"
             ],
         },
-
-        "linux-arm-vfp-hflt": {
-            target_os: "linux",
-            target_cpu: "arm",
-            build_cpu: "x64",
-            dependencies: ["devkit", "build_devkit", "cups"],
-            configure_args: [
-                "--with-jvm-variants=minimal1,client",
-                "--with-x=" + input.get("devkit", "install_path") + "/arm-linux-gnueabihf/libc/usr/X11R6-PI",
-                "--with-fontconfig=" + input.get("devkit", "install_path") + "/arm-linux-gnueabihf/libc/usr/X11R6-PI",
-                "--openjdk-target=arm-linux-gnueabihf",
-                "--with-abi-profile=arm-vfp-hflt",
-                "--with-freetype=bundled"
-            ],
-        },
-
-        // Special version of the SE profile adjusted to be testable on arm64 hardware.
-        "linux-arm-vfp-hflt-dyn": {
-            configure_args: "--with-stdc++lib=dynamic"
-        }
     };
-    // Let linux-arm-vfp-hflt-dyn inherit everything from linux-arm-vfp-hflt
-    profiles["linux-arm-vfp-hflt-dyn"] = concatObjects(
-        profiles["linux-arm-vfp-hflt-dyn"], profiles["linux-arm-vfp-hflt"]);
 
     // Add the base settings to all the main profiles
     common.main_profile_names.forEach(function (name) {
@@ -642,15 +605,6 @@ var getJibProfilesProfiles = function (input, common, data) {
         },
        "linux-arm32": {
             platform: "linux-arm32",
-        },
-       "linux-arm64": {
-            platform: "linux-arm64-vfp-hflt",
-        },
-        "linux-arm-vfp-hflt": {
-            platform: "linux-arm32-vfp-hflt",
-        },
-        "linux-arm-vfp-hflt-dyn": {
-            platform: "linux-arm32-vfp-hflt-dyn",
         }
     }
     // Generate common artifacts for all main profiles
@@ -864,16 +818,8 @@ var getJibProfilesDependencies = function (input, common) {
         solaris_x64: "SS12u4-Solaris11u1+1.0",
         solaris_sparcv9: "SS12u4-Solaris11u1+1.1",
         windows_x64: "VS2017-15.9.16+1.1",
-        linux_aarch64: (input.profile != null && input.profile.indexOf("arm64") >= 0
-                    ? "gcc-linaro-aarch64-linux-gnu-4.8-2013.11_linux+1.0"
-                    : "gcc8.2.0-Fedora27+1.0"),
-        linux_arm: (input.profile != null && input.profile.indexOf("hflt") >= 0
-                    ? "gcc-linaro-arm-linux-gnueabihf-raspbian-2012.09-20120921_linux+1.0"
-                    : (input.profile != null && input.profile.indexOf("arm32") >= 0
-                       ? "gcc8.2.0-Fedora27+1.0"
-                       : "arm-linaro-4.7+1.0"
-                       )
-                    )
+        linux_aarch64: "gcc8.2.0-Fedora27+1.0",
+        linux_arm: "gcc8.2.0-Fedora27+1.0"
     };
 
     var devkit_platform = (input.target_cpu == "x86"

diff --git a/make/hotspot/lib/CompileJvm.gmk b/make/hotspot/lib/CompileJvm.gmk
@@ -62,12 +62,6 @@ ifeq ($(call isTargetCpu, x86_64), true)
   OPENJDK_TARGET_CPU_VM_VERSION := amd64
 else ifeq ($(call isTargetCpu, sparcv9), true)
   OPENJDK_TARGET_CPU_VM_VERSION := sparc
-else ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm)
-  ifeq ($(OPENJDK_TARGET_CPU), aarch64)
-    # This sets the Oracle Aarch64 port to use arm64
-    # while the original Aarch64 port uses aarch64
-    OPENJDK_TARGET_CPU_VM_VERSION := arm64
-  endif
 else
   OPENJDK_TARGET_CPU_VM_VERSION := $(OPENJDK_TARGET_CPU)
 endif