From de1f5a3c437ab4c6009f8be6f9f109ed36fb0b53 Mon Sep 17 00:00:00 2001
From: Magnus Ihse Bursie <ihse@openjdk.org>
Date: Thu, 25 Sep 2025 17:42:46 +0000
Subject: [PATCH] 8368468: Split out everything but configure results from
 spec.gmk

Reviewed-by: erikj
---
 make/RunTestsPrebuilt.gmk                 |   5 +-
 make/RunTestsPrebuiltSpec.gmk             |  58 +--
 make/autoconf/boot-jdk.m4                 |   8 +-
 make/autoconf/bootcycle-spec.gmk.template |  21 +-
 make/autoconf/build-performance.m4        |  20 +-
 make/autoconf/buildjdk-spec.gmk.template  |  79 +---
 make/autoconf/help.m4                     |   4 +-
 make/autoconf/hotspot.m4                  |   2 +-
 make/autoconf/jdk-options.m4              |   6 +-
 make/autoconf/spec.gmk.template           | 343 +++--------------
 make/common/CommonVars.gmk                | 442 ++++++++++++++++++++++
 make/common/MakeBase.gmk                  |   1 +
 12 files changed, 524 insertions(+), 465 deletions(-)
 create mode 100644 make/common/CommonVars.gmk

diff --git a/make/RunTestsPrebuilt.gmk b/make/RunTestsPrebuilt.gmk
index f5fe1d33830..3ea0d330d58 100644
--- a/make/RunTestsPrebuilt.gmk
+++ b/make/RunTestsPrebuilt.gmk
@@ -131,7 +131,7 @@ $(eval $(call SetupVariable,MAKE,make,NO_CHECK))
 $(eval $(call SetupVariable,BASH,bash,NO_CHECK))
 
 # Check optional variables
-$(eval $(call SetupVariable,JIB_JAR,OPTIONAL))
+$(eval $(call SetupVariable,JIB_HOME,OPTIONAL))
 
 # Now that we have verified that we have the required variables available, we
 # can include the prebuilt spec file ourselves, without an ephemeral spec
@@ -265,7 +265,7 @@ $(call CreateNewSpec, $(NEW_SPEC), \
     SYMBOLS_IMAGE_DIR := $(SYMBOLS_IMAGE_DIR), \
     MAKE := $(MAKE), \
     BASH := $(BASH), \
-    JIB_JAR := $(JIB_JAR), \
+    JIB_HOME := $(JIB_HOME), \
     FIXPATH_BASE := $(FIXPATH_BASE), \
     FIXPATH := $(FIXPATH), \
     OPENJDK_TARGET_OS := $(OPENJDK_TARGET_OS), \
@@ -295,6 +295,7 @@ test-prebuilt:
         # ExecuteWithLog is called in RunTests.gmk. The PrepareFailureLogs macro
         # is unfortunately not available at this point.
 	$(call MakeDir, $(MAKESUPPORT_OUTPUTDIR)/failure-logs)
+	$(call MakeDir, $(JAVA_TMP_DIR))
 	@$(RM) -f $(MAKESUPPORT_OUTPUTDIR)/exit-with-error
         # We need to fill the FindTest cache before entering RunTests.gmk.
 	@cd $(TOPDIR)/make && $(MAKE) $(MAKE_ARGS) SPEC=$(SPEC) \
diff --git a/make/RunTestsPrebuiltSpec.gmk b/make/RunTestsPrebuiltSpec.gmk
index e9fd901c9e1..132532b3b38 100644
--- a/make/RunTestsPrebuiltSpec.gmk
+++ b/make/RunTestsPrebuiltSpec.gmk
@@ -27,9 +27,6 @@
 # Fake minimalistic spec file for RunTestsPrebuilt.gmk.
 ################################################################################
 
-# Make sure all shell commands are executed with the C locale
-export LC_ALL := C
-
 define VerifyVariable
   ifeq ($$($1), )
     $$(info Error: Variable $1 is missing, needed by RunTestPrebuiltSpec.gmk)
@@ -57,26 +54,18 @@ $(eval $(call VerifyVariable,BASH))
 # The "human readable" name of this configuration
 CONF_NAME := run-test-prebuilt
 
+LOCALE_USED := C
+
 # Number of parallel jobs to use for compilation
-JOBS ?= $(NUM_CORES)
-TEST_JOBS ?= 0
+CONF_JOBS := $(NUM_CORES)
+CONF_TEST_JOBS := 0
 
 # Use hard-coded values for java flags (one size, fits all!)
 JAVA_FLAGS := -Duser.language=en -Duser.country=US
 JAVA_FLAGS_BIG := -Xms64M -Xmx2048M
 JAVA_FLAGS_SMALL := -XX:+UseSerialGC -Xms32M -Xmx512M -XX:TieredStopAtLevel=1
-BUILDJDK_JAVA_FLAGS_SMALL := -Xms32M -Xmx512M -XX:TieredStopAtLevel=1
-BUILD_JAVA_FLAGS := $(JAVA_FLAGS_BIG)
-
-################################################################################
-# Hard-coded values copied from spec.gmk.in.
-X :=
-SPACE := $(X) $(X)
-COMMA := ,
-MAKE_ARGS = $(MAKE_LOG_FLAGS) -r -R -I $(TOPDIR)/make/common SPEC=$(SPEC) \
-    MAKE_LOG_FLAGS="$(MAKE_LOG_FLAGS)" LOG_LEVEL=$(LOG_LEVEL)
-BASH_ARGS := -o pipefail -e
-SHELL := $(BASH) $(BASH_ARGS)
+BUILD_JAVA_FLAGS_SMALL := -Xms32M -Xmx512M -XX:TieredStopAtLevel=1
+BOOTCYCLE_JVM_ARGS_BIG := $(JAVA_FLAGS_BIG)
 
 ################################################################################
 # Set some reasonable defaults for features
@@ -84,20 +73,6 @@ DEBUG_LEVEL := release
 HOTSPOT_DEBUG_LEVEL := release
 BUILD_FAILURE_HANDLER := true
 
-################################################################################
-# Alias some paths (that should not really be used) to our JDK image under test.
-SUPPORT_OUTPUTDIR := $(OUTPUTDIR)/support
-BUILDTOOLS_OUTPUTDIR := $(OUTPUTDIR)/buildtools
-HOTSPOT_OUTPUTDIR := $(OUTPUTDIR)/hotspot
-JDK_OUTPUTDIR := $(OUTPUTDIR)/jdk
-IMAGES_OUTPUTDIR := $(OUTPUTDIR)/images
-BUNDLES_OUTPUTDIR := $(OUTPUTDIR)/bundles
-TESTMAKE_OUTPUTDIR := $(OUTPUTDIR)/test-make
-MAKESUPPORT_OUTPUTDIR := $(OUTPUTDIR)/make-support
-BUILDJDK_OUTPUTDIR := $(OUTPUTDIR)/buildjdk
-
-JRE_IMAGE_DIR := $(JDK_IMAGE_DIR)
-
 ################################################################################
 # Assume build platform is same as target platform
 OPENJDK_BUILD_OS := $(OPENJDK_TARGET_OS)
@@ -109,30 +84,19 @@ OPENJDK_BUILD_CPU_ARCH := $(OPENJDK_TARGET_CPU_ARCH)
 OPENJDK_BUILD_CPU_BITS := $(OPENJDK_TARGET_CPU_BITS)
 OPENJDK_BUILD_CPU_ENDIAN := $(OPENJDK_TARGET_CPU_ENDIAN)
 
+EXTERNAL_BUILDJDK_PATH :=
+
 ################################################################################
 # Java executable definitions
-JAVA_CMD := $(BOOT_JDK)/bin/java
-JAVAC_CMD := $(BOOT_JDK)/bin/javac
-JAR_CMD := $(BOOT_JDK)/bin/jar
-JLINK_CMD := $(JDK_OUTPUTDIR)/bin/jlink
-JMOD_CMD := $(JDK_OUTPUTDIR)/bin/jmod
+JAVA_CMD := $(FIXPATH) $(BOOT_JDK)/bin/java
+JAVAC_CMD := $(FIXPATH) $(BOOT_JDK)/bin/javac
+JAR_CMD := $(FIXPATH) $(BOOT_JDK)/bin/jar
 
-JAVA := $(FIXPATH) $(JAVA_CMD) $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
-JAVA_SMALL := $(FIXPATH) $(JAVA_CMD) $(JAVA_FLAGS_SMALL) $(JAVA_FLAGS)
-JAVAC := $(FIXPATH) $(JAVAC_CMD)
-JAR := $(FIXPATH) $(JAR_CMD)
-JLINK := $(FIXPATH) $(JLINK_CMD)
-JMOD := $(FIXPATH) $(JMOD_CMD)
-
-JTREG_JAVA := $(FIXPATH) $(JTREG_JDK)/bin/java $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
-
-BUILD_JAVA := $(JDK_IMAGE_DIR)/bin/JAVA
 ################################################################################
 # Some common tools. Assume most common name and no path.
 AWK := awk
 BASENAME := basename
 CAT := cat
-CD := cd
 CHMOD := chmod
 CP := cp
 CUT := cut
diff --git a/make/autoconf/boot-jdk.m4 b/make/autoconf/boot-jdk.m4
index 1dd768b2ae1..49a3842573c 100644
--- a/make/autoconf/boot-jdk.m4
+++ b/make/autoconf/boot-jdk.m4
@@ -376,10 +376,10 @@ AC_DEFUN_ONCE([BOOTJDK_SETUP_BOOT_JDK],
   AC_SUBST(BOOT_JDK)
 
   # Setup tools from the Boot JDK.
-  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAVA, java)
-  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAVAC, javac)
-  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAVADOC, javadoc)
-  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAR, jar)
+  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAVA_CMD, java)
+  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAVAC_CMD, javac)
+  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAVADOC_CMD, javadoc)
+  BOOTJDK_CHECK_TOOL_IN_BOOTJDK(JAR_CMD, jar)
 
   # Finally, set some other options...
 
diff --git a/make/autoconf/bootcycle-spec.gmk.template b/make/autoconf/bootcycle-spec.gmk.template
index 8b6035606a5..572ea8f221f 100644
--- a/make/autoconf/bootcycle-spec.gmk.template
+++ b/make/autoconf/bootcycle-spec.gmk.template
@@ -28,23 +28,4 @@
 # First include the real base spec.gmk file
 include @SPEC@
 
-# Override specific values to do a boot cycle build
-
-# Use a different Boot JDK
-BOOT_JDK := $(JDK_IMAGE_DIR)
-
-# The bootcycle build has a different output directory
-OLD_OUTPUTDIR := @OUTPUTDIR@
-OUTPUTDIR := $(OLD_OUTPUTDIR)/bootcycle-build
-# No spaces in patsubst to avoid leading space in variable
-JAVAC_SERVER_DIR := $(patsubst $(OLD_OUTPUTDIR)%,$(OUTPUTDIR)%,$(JAVAC_SERVER_DIR))
-
-JAVA_CMD := $(FIXPATH) $(BOOT_JDK)/bin/java
-JAVAC_CMD := $(FIXPATH) $(BOOT_JDK)/bin/javac
-JAR_CMD := $(FIXPATH) $(BOOT_JDK)/bin/jar
-# The bootcycle JVM arguments may differ from the original boot jdk.
-JAVA_FLAGS_BIG := @BOOTCYCLE_JVM_ARGS_BIG@
-# Any CDS settings generated for the bootjdk are invalid in the bootcycle build.
-# By filtering out those JVM args, the bootcycle JVM will use its default
-# settings for CDS.
-JAVA_FLAGS := $(filter-out -XX:SharedArchiveFile% -Xshare%, $(JAVA_FLAGS))
+IS_BOOTCYCLE_JDK_SPEC := true
diff --git a/make/autoconf/build-performance.m4 b/make/autoconf/build-performance.m4
index dfc9e979d2f..49ae9b39cf2 100644
--- a/make/autoconf/build-performance.m4
+++ b/make/autoconf/build-performance.m4
@@ -130,18 +130,18 @@ AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS],
     memory_gb=`expr $MEMORY_SIZE / 1024`
     # Pick the lowest of memory in gb and number of cores.
     if test "$memory_gb" -lt "$NUM_CORES"; then
-      JOBS="$memory_gb"
+      CONF_JOBS="$memory_gb"
     else
-      JOBS="$NUM_CORES"
+      CONF_JOBS="$NUM_CORES"
     fi
-    if test "$JOBS" -eq "0"; then
-      JOBS=1
+    if test "$CONF_JOBS" -eq "0"; then
+      CONF_JOBS=1
     fi
-    AC_MSG_RESULT([$JOBS])
+    AC_MSG_RESULT([$CONF_JOBS])
   else
-    JOBS=$with_jobs
+    CONF_JOBS=$with_jobs
   fi
-  AC_SUBST(JOBS)
+  AC_SUBST(CONF_JOBS)
 ])
 
 AC_DEFUN_ONCE([BPERF_SETUP_TEST_JOBS],
@@ -150,11 +150,11 @@ AC_DEFUN_ONCE([BPERF_SETUP_TEST_JOBS],
   AC_ARG_WITH(test-jobs, [AS_HELP_STRING([--with-test-jobs],
       [number of parallel tests jobs to run @<:@based on build jobs@:>@])])
   if test "x$with_test_jobs" = x; then
-      TEST_JOBS=0
+      CONF_TEST_JOBS=0
   else
-      TEST_JOBS=$with_test_jobs
+      CONF_TEST_JOBS=$with_test_jobs
   fi
-  AC_SUBST(TEST_JOBS)
+  AC_SUBST(CONF_TEST_JOBS)
 ])
 
 AC_DEFUN([BPERF_SETUP_CCACHE],
diff --git a/make/autoconf/buildjdk-spec.gmk.template b/make/autoconf/buildjdk-spec.gmk.template
index 924389b94e8..02f2a6396ce 100644
--- a/make/autoconf/buildjdk-spec.gmk.template
+++ b/make/autoconf/buildjdk-spec.gmk.template
@@ -30,81 +30,4 @@
 # First include the real base spec.gmk file
 include @SPEC@
 
-CC := @BUILD_CC@
-CXX := @BUILD_CXX@
-# Ideally this should be probed by configure but that is tricky to implement,
-# and this should work in most cases.
-CPP := @BUILD_CC@ -E
-LD := @BUILD_LD@
-LDCXX := @BUILD_LDCXX@
-AS := @BUILD_AS@
-NM := @BUILD_NM@
-AR := @BUILD_AR@
-LIB := @BUILD_LIB@
-OBJCOPY := @BUILD_OBJCOPY@
-STRIP := @BUILD_STRIP@
-SYSROOT_CFLAGS := @BUILD_SYSROOT_CFLAGS@
-SYSROOT_LDFLAGS := @BUILD_SYSROOT_LDFLAGS@
-
-# These directories should not be moved to BUILDJDK_OUTPUTDIR
-HOTSPOT_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(HOTSPOT_OUTPUTDIR))
-BUILDTOOLS_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(BUILDTOOLS_OUTPUTDIR))
-SUPPORT_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(SUPPORT_OUTPUTDIR))
-JDK_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(JDK_OUTPUTDIR))
-IMAGES_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(IMAGES_OUTPUTDIR))
-
-OPENJDK_BUILD_CPU_LEGACY := @OPENJDK_BUILD_CPU_LEGACY@
-OPENJDK_BUILD_CPU_LEGACY_LIB := @OPENJDK_BUILD_CPU_LEGACY_LIB@
-OPENJDK_BUILD_LIBC := @OPENJDK_BUILD_LIBC@
-OPENJDK_TARGET_CPU := @OPENJDK_BUILD_CPU@
-OPENJDK_TARGET_CPU_ARCH := @OPENJDK_BUILD_CPU_ARCH@
-OPENJDK_TARGET_CPU_BITS := @OPENJDK_BUILD_CPU_BITS@
-OPENJDK_TARGET_CPU_ENDIAN := @OPENJDK_BUILD_CPU_ENDIAN@
-OPENJDK_TARGET_CPU_LEGACY := @OPENJDK_BUILD_CPU_LEGACY@
-OPENJDK_TARGET_LIBC := @OPENJDK_BUILD_LIBC@
-OPENJDK_TARGET_OS_INCLUDE_SUBDIR := @OPENJDK_BUILD_OS_INCLUDE_SUBDIR@
-
-HOTSPOT_TARGET_OS := @HOTSPOT_BUILD_OS@
-HOTSPOT_TARGET_OS_TYPE := @HOTSPOT_BUILD_OS_TYPE@
-HOTSPOT_TARGET_CPU := @HOTSPOT_BUILD_CPU@
-HOTSPOT_TARGET_CPU_ARCH := @HOTSPOT_BUILD_CPU_ARCH@
-HOTSPOT_TARGET_CPU_DEFINE := @HOTSPOT_BUILD_CPU_DEFINE@
-HOTSPOT_TARGET_LIBC := @HOTSPOT_BUILD_LIBC@
-
-CFLAGS_JDKLIB := @OPENJDK_BUILD_CFLAGS_JDKLIB@
-CXXFLAGS_JDKLIB := @OPENJDK_BUILD_CXXFLAGS_JDKLIB@
-LDFLAGS_JDKLIB := @OPENJDK_BUILD_LDFLAGS_JDKLIB@
-CFLAGS_JDKEXE := @OPENJDK_BUILD_CFLAGS_JDKEXE@
-CXXFLAGS_JDKEXE := @OPENJDK_BUILD_CXXFLAGS_JDKEXE@
-LDFLAGS_JDKEXE := @OPENJDK_BUILD_LDFLAGS_JDKEXE@
-
-JVM_CFLAGS := @OPENJDK_BUILD_JVM_CFLAGS@
-JVM_LDFLAGS := @OPENJDK_BUILD_JVM_LDFLAGS@
-JVM_ASFLAGS := @OPENJDK_BUILD_JVM_ASFLAGS@
-JVM_LIBS := @OPENJDK_BUILD_JVM_LIBS@
-
-FDLIBM_CFLAGS := @OPENJDK_BUILD_FDLIBM_CFLAGS@
-
-INTERIM_LANGTOOLS_ARGS := $(subst $(OUTPUTDIR),$(BUILDJDK_OUTPUTDIR),$(INTERIM_LANGTOOLS_ARGS))
-
-# The compiler for the build platform is likely not warning compatible with the official
-# compiler.
-WARNINGS_AS_ERRORS := false
-DISABLE_WARNING_PREFIX := @BUILD_CC_DISABLE_WARNING_PREFIX@
-
-# Save speed and disk space by not enabling debug symbols for the buildjdk
-ENABLE_DEBUG_SYMBOLS := false
-
-JVM_VARIANTS := server
-JVM_VARIANT_MAIN := server
-JVM_FEATURES_server := cds compiler1 compiler2 g1gc serialgc
-
-# Some users still set EXTRA_*FLAGS on the make command line. Must
-# make sure to override that when building buildjdk.
-override EXTRA_CFLAGS :=
-override EXTRA_CXXFLAGS :=
-override EXTRA_LDFLAGS :=
-
-# hsdis is not needed
-HSDIS_BACKEND := none
-ENABLE_HSDIS_BUNDLING := false
+IS_BUILD_JDK_SPEC := true
diff --git a/make/autoconf/help.m4 b/make/autoconf/help.m4
index d8c0b2ffaef..4dc3cb5c267 100644
--- a/make/autoconf/help.m4
+++ b/make/autoconf/help.m4
@@ -305,7 +305,7 @@ AC_DEFUN_ONCE([HELP_PRINT_SUMMARY_AND_WARNINGS],
   $ECHO "* Version string: $VERSION_STRING ($VERSION_SHORT)"
 
   if test "x$SOURCE_DATE" != xupdated; then
-    source_date_info="$SOURCE_DATE ($SOURCE_DATE_ISO_8601)"
+    source_date_info="$SOURCE_DATE ($SOURCE_DATE_ISO_8601_FIXED)"
   else
     source_date_info="Determined at build time"
   fi
@@ -330,7 +330,7 @@ AC_DEFUN_ONCE([HELP_PRINT_SUMMARY_AND_WARNINGS],
 
   $ECHO ""
   $ECHO "Build performance summary:"
-  $ECHO "* Build jobs:     $JOBS"
+  $ECHO "* Build jobs:     $CONF_JOBS"
   $ECHO "* Memory limit:   $MEMORY_SIZE MB"
   if test "x$CCACHE_STATUS" != "x"; then
     $ECHO "* ccache status:  $CCACHE_STATUS"
diff --git a/make/autoconf/hotspot.m4 b/make/autoconf/hotspot.m4
index 6dc46d17aa3..aba5f1ef1d2 100644
--- a/make/autoconf/hotspot.m4
+++ b/make/autoconf/hotspot.m4
@@ -129,7 +129,7 @@ AC_DEFUN_ONCE([HOTSPOT_SETUP_MISC],
       AC_MSG_RESULT([determined at build time (default)])
     else
       # If we have a fixed value for SOURCE_DATE, use it as default
-      HOTSPOT_BUILD_TIME="$SOURCE_DATE_ISO_8601"
+      HOTSPOT_BUILD_TIME="$SOURCE_DATE_ISO_8601_FIXED"
       AC_MSG_RESULT([$HOTSPOT_BUILD_TIME (from --with-source-date)])
     fi
   fi
diff --git a/make/autoconf/jdk-options.m4 b/make/autoconf/jdk-options.m4
index d4299078abf..6de43d0a169 100644
--- a/make/autoconf/jdk-options.m4
+++ b/make/autoconf/jdk-options.m4
@@ -897,15 +897,15 @@ AC_DEFUN_ONCE([JDKOPT_SETUP_REPRODUCIBLE_BUILD],
     # for the rest of configure.
     SOURCE_DATE_EPOCH="$SOURCE_DATE"
     if test "x$IS_GNU_DATE" = xyes; then
-      SOURCE_DATE_ISO_8601=`$DATE --utc --date="@$SOURCE_DATE" +"$ISO_8601_FORMAT_STRING" 2> /dev/null`
+      SOURCE_DATE_ISO_8601_FIXED=`$DATE --utc --date="@$SOURCE_DATE" +"$ISO_8601_FORMAT_STRING" 2> /dev/null`
     else
-      SOURCE_DATE_ISO_8601=`$DATE -u -j -f "%s" "$SOURCE_DATE" +"$ISO_8601_FORMAT_STRING" 2> /dev/null`
+      SOURCE_DATE_ISO_8601_FIXED=`$DATE -u -j -f "%s" "$SOURCE_DATE" +"$ISO_8601_FORMAT_STRING" 2> /dev/null`
     fi
   fi
 
   AC_SUBST(SOURCE_DATE)
   AC_SUBST(ISO_8601_FORMAT_STRING)
-  AC_SUBST(SOURCE_DATE_ISO_8601)
+  AC_SUBST(SOURCE_DATE_ISO_8601_FIXED)
 ])
 
 ################################################################################
diff --git a/make/autoconf/spec.gmk.template b/make/autoconf/spec.gmk.template
index 0b336721d65..3258e87e2be 100644
--- a/make/autoconf/spec.gmk.template
+++ b/make/autoconf/spec.gmk.template
@@ -46,33 +46,15 @@ SPEC := @SPEC@
 # Path to autoconf if overridden by the user, to be used by "make reconfigure"
 AUTOCONF := @AUTOCONF@
 
-# SPACE and COMMA are defined in MakeBase.gmk, but they are also used in
-# some definitions here, and are needed if MakeBase.gmk is not included before
-# this file.
-X :=
-SPACE := $(X) $(X)
-COMMA := ,
-
 # What make to use for main processing, after bootstrapping top-level Makefile.
 MAKE := @MAKE@
 
-# Make sure all shell commands are executed with a proper locale
-export LC_ALL := @LOCALE_USED@
-
-# Make sure we override any local CLASSPATH variable
-export CLASSPATH := @CLASSPATH@
-
-# The default make arguments
-MAKE_ARGS = $(MAKE_LOG_FLAGS) -r -R -I $(TOPDIR)/make/common SPEC=$(SPEC) \
-    MAKE_LOG_FLAGS="$(MAKE_LOG_FLAGS)" $(MAKE_LOG_VARS)
-
 OUTPUT_SYNC_SUPPORTED := @OUTPUT_SYNC_SUPPORTED@
 OUTPUT_SYNC := @OUTPUT_SYNC@
 
 # Override the shell with bash
 BASH := @BASH@
 BASH_ARGS := @BASH_ARGS@
-SHELL := $(BASH) $(BASH_ARGS)
 
 # The "human readable" name of this configuration
 CONF_NAME := @CONF_NAME@
@@ -121,9 +103,33 @@ OPENJDK_BUILD_CPU_ARCH := @OPENJDK_BUILD_CPU_ARCH@
 OPENJDK_BUILD_CPU_BITS := @OPENJDK_BUILD_CPU_BITS@
 OPENJDK_BUILD_CPU_ENDIAN := @OPENJDK_BUILD_CPU_ENDIAN@
 
+OPENJDK_BUILD_CPU_LEGACY := @OPENJDK_BUILD_CPU_LEGACY@
+OPENJDK_BUILD_CPU_LEGACY_LIB := @OPENJDK_BUILD_CPU_LEGACY_LIB@
 OPENJDK_BUILD_LIBC := @OPENJDK_BUILD_LIBC@
 
-OPENJDK_BUILD_OS_INCLUDE_SUBDIR := @OPENJDK_TARGET_OS_INCLUDE_SUBDIR@
+OPENJDK_BUILD_OS_INCLUDE_SUBDIR := @OPENJDK_BUILD_OS_INCLUDE_SUBDIR@
+
+HOTSPOT_BUILD_OS := @HOTSPOT_BUILD_OS@
+HOTSPOT_BUILD_OS_TYPE := @HOTSPOT_BUILD_OS_TYPE@
+HOTSPOT_BUILD_CPU := @HOTSPOT_BUILD_CPU@
+HOTSPOT_BUILD_CPU_ARCH := @HOTSPOT_BUILD_CPU_ARCH@
+HOTSPOT_BUILD_CPU_DEFINE := @HOTSPOT_BUILD_CPU_DEFINE@
+HOTSPOT_BUILD_LIBC := @HOTSPOT_BUILD_LIBC@
+
+OPENJDK_BUILD_CFLAGS_JDKLIB := @OPENJDK_BUILD_CFLAGS_JDKLIB@
+OPENJDK_BUILD_CXXFLAGS_JDKLIB := @OPENJDK_BUILD_CXXFLAGS_JDKLIB@
+OPENJDK_BUILD_LDFLAGS_JDKLIB := @OPENJDK_BUILD_LDFLAGS_JDKLIB@
+OPENJDK_BUILD_CFLAGS_JDKEXE := @OPENJDK_BUILD_CFLAGS_JDKEXE@
+OPENJDK_BUILD_CXXFLAGS_JDKEXE := @OPENJDK_BUILD_CXXFLAGS_JDKEXE@
+OPENJDK_BUILD_LDFLAGS_JDKEXE := @OPENJDK_BUILD_LDFLAGS_JDKEXE@
+
+OPENJDK_BUILD_JVM_CFLAGS := @OPENJDK_BUILD_JVM_CFLAGS@
+OPENJDK_BUILD_JVM_LDFLAGS := @OPENJDK_BUILD_JVM_LDFLAGS@
+OPENJDK_BUILD_JVM_ASFLAGS := @OPENJDK_BUILD_JVM_ASFLAGS@
+OPENJDK_BUILD_JVM_LIBS := @OPENJDK_BUILD_JVM_LIBS@
+
+OPENJDK_BUILD_FDLIBM_CFLAGS := @OPENJDK_BUILD_FDLIBM_CFLAGS@
+BUILD_CC_DISABLE_WARNING_PREFIX := @BUILD_CC_DISABLE_WARNING_PREFIX@
 
 # Target platform value in ModuleTarget class file attribute.
 OPENJDK_MODULE_TARGET_PLATFORM := @OPENJDK_MODULE_TARGET_PLATFORM@
@@ -135,12 +141,7 @@ RELEASE_FILE_LIBC := @RELEASE_FILE_LIBC@
 
 SOURCE_DATE := @SOURCE_DATE@
 ISO_8601_FORMAT_STRING := @ISO_8601_FORMAT_STRING@
-
-ifneq ($(SOURCE_DATE), updated)
-  # For "updated" source date value, these are set in InitSupport.gmk
-  export SOURCE_DATE_EPOCH := $(SOURCE_DATE)
-  SOURCE_DATE_ISO_8601 := @SOURCE_DATE_ISO_8601@
-endif
+SOURCE_DATE_ISO_8601_FIXED := @SOURCE_DATE_ISO_8601_FIXED@
 
 LIBM := @LIBM@
 LIBDL := @LIBDL@
@@ -149,23 +150,9 @@ LIBPTHREAD := @LIBPTHREAD@
 WINENV_ROOT := @WINENV_ROOT@
 WINENV_PREFIX := @WINENV_PREFIX@
 
-ifneq ($(findstring windows.wsl, @OPENJDK_BUILD_OS_ENV@), )
-  # Tell WSL to convert PATH between linux and windows
-  export WSLENV := PATH/l
-else ifeq (@OPENJDK_BUILD_OS_ENV@, windows.msys2)
-  # Prohibit msys2 from attempting any path wrangling
-  export MSYS2_ARG_CONV_EXCL := "*"
-endif
-
 # Save the original path before replacing it with the Visual Studio tools
 ORIGINAL_PATH := @ORIGINAL_PATH@
 
-ifeq (@TOOLCHAIN_TYPE@, microsoft)
-  # The Visual Studio toolchain needs the PATH to be adjusted to include
-  # Visual Studio tools.
-  export PATH := @TOOLCHAIN_PATH@:$(PATH)
-endif
-
 SYSROOT_CFLAGS := @SYSROOT_CFLAGS@
 SYSROOT_LDFLAGS := @SYSROOT_LDFLAGS@
 
@@ -230,8 +217,6 @@ VERSION_NUMBER_FOUR_POSITIONS := @VERSION_NUMBER_FOUR_POSITIONS@
 VERSION_STRING := @VERSION_STRING@
 # The short version string, without trailing zeroes and just PRE, if present.
 VERSION_SHORT := @VERSION_SHORT@
-# The Java specification version. It usually equals the feature version number.
-VERSION_SPECIFICATION := @VERSION_FEATURE@
 # A GA version is defined by the PRE string being empty. Rather than testing for
 # that, this variable defines it with true/false.
 VERSION_IS_GA := @VERSION_IS_GA@
@@ -251,57 +236,6 @@ VERSION_DOCS_API_SINCE := @VERSION_DOCS_API_SINCE@
 
 JDK_SOURCE_TARGET_VERSION := @JDK_SOURCE_TARGET_VERSION@
 
-# Convenience CFLAGS settings for passing version information into native programs.
-VERSION_CFLAGS = \
-    -DVERSION_FEATURE=$(VERSION_FEATURE) \
-    -DVERSION_INTERIM=$(VERSION_INTERIM) \
-    -DVERSION_UPDATE=$(VERSION_UPDATE) \
-    -DVERSION_PATCH=$(VERSION_PATCH) \
-    -DVERSION_EXTRA1=$(VERSION_EXTRA1) \
-    -DVERSION_EXTRA2=$(VERSION_EXTRA2) \
-    -DVERSION_EXTRA3=$(VERSION_EXTRA3) \
-    -DVERSION_PRE='"$(VERSION_PRE)"' \
-    -DVERSION_BUILD=$(VERSION_BUILD) \
-    -DVERSION_OPT='"$(VERSION_OPT)"' \
-    -DVERSION_NUMBER='"$(VERSION_NUMBER)"' \
-    -DVERSION_STRING='"$(VERSION_STRING)"' \
-    -DVERSION_SHORT='"$(VERSION_SHORT)"' \
-    -DVERSION_SPECIFICATION='"$(VERSION_SPECIFICATION)"' \
-    -DVERSION_DATE='"$(VERSION_DATE)"' \
-    -DVENDOR_VERSION_STRING='"$(VENDOR_VERSION_STRING)"' \
-    -DVERSION_CLASSFILE_MAJOR=$(VERSION_CLASSFILE_MAJOR) \
-    -DVERSION_CLASSFILE_MINOR=$(VERSION_CLASSFILE_MINOR) \
-    #
-
-ifneq ($(COMPANY_NAME), )
-  # COMPANY_NAME is set to "N/A" in make/conf/branding.conf by default,
-  # but can be customized with the '--with-vendor-name' configure option.
-  # Only export "VENDOR" to the build if COMPANY_NAME contains a real value.
-  # Otherwise the default value for VENDOR, which is used to set the "java.vendor"
-  # and "java.vm.vendor" properties is hard-coded into the source code (i.e. in
-  # VersionProps.java.template in the jdk for "java.vendor" and
-  # vm_version.cpp in the VM for "java.vm.vendor")
-  ifneq ($(COMPANY_NAME), N/A)
-    VERSION_CFLAGS += -DVENDOR='"$(COMPANY_NAME)"'
-  endif
-endif
-
-# Only export VENDOR_URL, VENDOR_URL_BUG and VENDOR_VM_URL_BUG to the build if
-# they are not empty. Otherwise, default values which are defined in the sources
-# will be used.
-ifneq ($(VENDOR_URL), )
-  VERSION_CFLAGS += -DVENDOR_URL='"$(VENDOR_URL)"'
-endif
-ifneq ($(VENDOR_URL_BUG), )
-  VERSION_CFLAGS += -DVENDOR_URL_BUG='"$(VENDOR_URL_BUG)"'
-endif
-ifneq ($(VENDOR_URL_VM_BUG), )
-  VERSION_CFLAGS += -DVENDOR_URL_VM_BUG='"$(VENDOR_URL_VM_BUG)"'
-endif
-
-# Different naming strings generated from the above information.
-RUNTIME_NAME = $(PRODUCT_NAME) $(PRODUCT_SUFFIX)
-
 # How to compile the code: release, fastdebug or slowdebug
 DEBUG_LEVEL := @DEBUG_LEVEL@
 HOTSPOT_DEBUG_LEVEL := @HOTSPOT_DEBUG_LEVEL@
@@ -343,22 +277,8 @@ ENABLE_FULL_DOCS := @ENABLE_FULL_DOCS@
 # You can run $(JDK_OUTPUTDIR)/bin/java
 
 OUTPUTDIR := @OUTPUTDIR@
-# Colon left out to be able to override IMAGES_OUTPUTDIR for bootcycle-images
-SUPPORT_OUTPUTDIR = $(OUTPUTDIR)/support
-BUILDTOOLS_OUTPUTDIR = $(OUTPUTDIR)/buildtools
 
-HOTSPOT_OUTPUTDIR = $(OUTPUTDIR)/hotspot
-JDK_OUTPUTDIR = $(OUTPUTDIR)/jdk
-IMAGES_OUTPUTDIR = $(OUTPUTDIR)/images
-BUNDLES_OUTPUTDIR = $(OUTPUTDIR)/bundles
-TESTMAKE_OUTPUTDIR = $(OUTPUTDIR)/test-make
-MAKESUPPORT_OUTPUTDIR = $(OUTPUTDIR)/make-support
-
-JAVA_TMP_DIR = $(SUPPORT_OUTPUTDIR)/javatmp
-
-# This does not get overridden in a bootcycle build
 CONFIGURESUPPORT_OUTPUTDIR := @CONFIGURESUPPORT_OUTPUTDIR@
-BUILDJDK_OUTPUTDIR = $(OUTPUTDIR)/buildjdk
 
 BUILD_FAILURE_HANDLER := @BUILD_FAILURE_HANDLER@
 
@@ -388,21 +308,6 @@ BOOT_JDK := @BOOT_JDK@
 
 EXTERNAL_BUILDJDK_PATH := @EXTERNAL_BUILDJDK_PATH@
 
-ifneq ($(EXTERNAL_BUILDJDK_PATH), )
-  EXTERNAL_BUILDJDK := true
-  CREATE_BUILDJDK := false
-  BUILD_JDK := $(EXTERNAL_BUILDJDK_PATH)
-else
-  EXTERNAL_BUILDJDK := false
-  ifeq ($(COMPILE_TYPE), cross)
-    CREATE_BUILDJDK := true
-    BUILD_JDK := $(BUILDJDK_OUTPUTDIR)/jdk
-  else
-    CREATE_BUILDJDK := false
-    BUILD_JDK := $(JDK_OUTPUTDIR)
-  endif
-endif
-
 # Whether the boot jdk jar supports --date=TIMESTAMP
 BOOT_JDK_JAR_SUPPORTS_DATE := @BOOT_JDK_JAR_SUPPORTS_DATE@
 
@@ -413,13 +318,10 @@ OLDEST_BOOT_JDK_VERSION := @OLDEST_BOOT_JDK_VERSION@
 NUM_CORES := @NUM_CORES@
 MEMORY_SIZE := @MEMORY_SIZE@
 ENABLE_JAVAC_SERVER := @ENABLE_JAVAC_SERVER@
-# Store javac server synchronization files here, and
-# the javac server log files.
-JAVAC_SERVER_DIR = $(MAKESUPPORT_OUTPUTDIR)/javacservers
 
 # Number of parallel jobs to use for compilation
-JOBS ?= @JOBS@
-TEST_JOBS ?= @TEST_JOBS@
+CONF_JOBS := @CONF_JOBS@
+CONF_TEST_JOBS := @CONF_TEST_JOBS@
 
 # Default make target
 DEFAULT_MAKE_TARGET := @DEFAULT_MAKE_TARGET@
@@ -537,7 +439,7 @@ ADLC_LANGSTD_CXXFLAGS := @ADLC_LANGSTD_CXXFLAGS@
 ADLC_LDFLAGS := @ADLC_LDFLAGS@
 
 # Tools that potentially need to be cross compilation aware.
-CC := @CCACHE@ @ICECC@ @CC@
+CC := @CC@
 
 # CFLAGS used to compile the jdk native libraries (C-code)
 CFLAGS_JDKLIB := @CFLAGS_JDKLIB@
@@ -563,7 +465,7 @@ EXTRA_CXXFLAGS := @EXTRA_CXXFLAGS@
 EXTRA_LDFLAGS := @EXTRA_LDFLAGS@
 EXTRA_ASFLAGS := @EXTRA_ASFLAGS@
 
-CXX := @CCACHE@ @ICECC@ @CXX@
+CXX := @CXX@
 
 CPP := @CPP@
 
@@ -594,8 +496,8 @@ LIBCXX := @LIBCXX@
 
 # BUILD_CC/BUILD_LD is a compiler/linker that generates code that is runnable on the
 # build platform.
-BUILD_CC := @BUILD_ICECC@ @BUILD_CC@
-BUILD_CXX := @BUILD_ICECC@ @BUILD_CXX@
+BUILD_CC := @BUILD_CC@
+BUILD_CXX := @BUILD_CXX@
 BUILD_LD := @BUILD_LD@
 BUILD_LDCXX := @BUILD_LDCXX@
 BUILD_AS := @BUILD_AS@
@@ -646,77 +548,24 @@ OBJ_SUFFIX := @OBJ_SUFFIX@
 
 STRIPFLAGS := @STRIPFLAGS@
 
-JAVA_FLAGS_TMPDIR := -Djava.io.tmpdir=$(JAVA_TMP_DIR)
-JAVA_FLAGS := @JAVA_FLAGS@ $(JAVA_FLAGS_TMPDIR)
+JAVA_FLAGS := @JAVA_FLAGS@
 JAVA_FLAGS_BIG := @JAVA_FLAGS_BIG@
 JAVA_FLAGS_SMALL := @JAVA_FLAGS_SMALL@
 BUILD_JAVA_FLAGS_SMALL := @BUILD_JAVA_FLAGS_SMALL@
 JAVA_TOOL_FLAGS_SMALL := @JAVA_TOOL_FLAGS_SMALL@
 
-# The *_CMD variables are defined separately to be easily overridden in bootcycle-spec.gmk
-# for bootcycle-images build. Make sure to keep them in sync. Do not use the *_CMD
-# versions of the variables directly.
-JAVA_CMD := @JAVA@
-JAVAC_CMD := @JAVAC@
-JAVADOC_CMD := @JAVADOC@
-JAR_CMD := @JAR@
-JLINK_CMD := @FIXPATH@ $(BUILD_JDK)/bin/jlink
-JMOD_CMD := @FIXPATH@ $(BUILD_JDK)/bin/jmod
-# These variables are meant to be used. They are defined with = instead of := to make
-# it possible to override only the *_CMD variables.
-JAVA = $(JAVA_CMD) $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
-JAVA_SMALL = $(JAVA_CMD) $(JAVA_FLAGS_SMALL) $(JAVA_FLAGS)
-JAVAC = $(JAVAC_CMD)
-JAVADOC = $(JAVADOC_CMD)
-JAR = $(JAR_CMD)
-JLINK = $(JLINK_CMD)
-JMOD = $(JMOD_CMD)
+# Do not use the *_CMD versions of the variables directly.
+JAVA_CMD := @JAVA_CMD@
+JAVAC_CMD := @JAVAC_CMD@
+JAVADOC_CMD := @JAVADOC_CMD@
+JAR_CMD := @JAR_CMD@
 
 JTREG_JDK := @JTREG_JDK@
-JTREG_JAVA = @FIXPATH@ $(JTREG_JDK)/bin/java $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
 
-BUILD_JAVA_FLAGS := @BOOTCYCLE_JVM_ARGS_BIG@
-BUILD_JAVA = @FIXPATH@ $(BUILD_JDK)/bin/java $(BUILD_JAVA_FLAGS)
-BUILD_JAVA_SMALL = @FIXPATH@ $(BUILD_JDK)/bin/java $(BUILD_JAVA_FLAGS_SMALL)
-BUILD_JAVAC = @FIXPATH@ $(BUILD_JDK)/bin/javac
-BUILD_JAR = @FIXPATH@ $(BUILD_JDK)/bin/jar
+BOOTCYCLE_JVM_ARGS_BIG := @BOOTCYCLE_JVM_ARGS_BIG@
 
 DOCS_REFERENCE_JAVADOC := @DOCS_REFERENCE_JAVADOC@
 
-# A file containing a way to uniquely identify the source code revision that
-# the build was created from
-SOURCE_REVISION_TRACKER := $(SUPPORT_OUTPUTDIR)/src-rev/source-revision-tracker
-
-# Interim langtools modules and arguments
-INTERIM_LANGTOOLS_BASE_MODULES := java.compiler jdk.compiler jdk.internal.md jdk.javadoc
-INTERIM_LANGTOOLS_MODULES := $(addsuffix .interim, $(INTERIM_LANGTOOLS_BASE_MODULES))
-INTERIM_LANGTOOLS_ADD_EXPORTS := \
-    --add-exports java.base/sun.reflect.annotation=jdk.compiler.interim \
-    --add-exports java.base/jdk.internal.jmod=jdk.compiler.interim \
-    --add-exports java.base/jdk.internal.misc=jdk.compiler.interim \
-    --add-exports java.base/sun.invoke.util=jdk.compiler.interim \
-    --add-exports java.base/jdk.internal.javac=java.compiler.interim \
-    --add-exports java.base/jdk.internal.javac=jdk.compiler.interim \
-    --add-exports jdk.internal.opt/jdk.internal.opt=jdk.compiler.interim \
-    --add-exports jdk.internal.opt/jdk.internal.opt=jdk.javadoc.interim \
-    #
-INTERIM_LANGTOOLS_MODULES_COMMA := $(strip $(subst $(SPACE),$(COMMA),$(strip \
-    $(INTERIM_LANGTOOLS_MODULES))))
-INTERIM_LANGTOOLS_ARGS := \
-    --limit-modules java.base,jdk.zipfs,$(INTERIM_LANGTOOLS_MODULES_COMMA) \
-    --add-modules $(INTERIM_LANGTOOLS_MODULES_COMMA) \
-    --module-path $(BUILDTOOLS_OUTPUTDIR)/interim_langtools_modules \
-    --patch-module java.base=$(BUILDTOOLS_OUTPUTDIR)/gensrc/java.base.interim \
-    $(INTERIM_LANGTOOLS_ADD_EXPORTS) \
-    #
-JAVAC_MAIN_CLASS := -m jdk.compiler.interim/com.sun.tools.javac.Main
-JAVADOC_MAIN_CLASS := -m jdk.javadoc.interim/jdk.javadoc.internal.tool.Main
-
-# You run the new javac using the boot jdk with $(BOOT_JDK)/bin/java $(NEW_JAVAC) ...
-# Use = assignment to be able to override in bootcycle-spec.gmk
-NEW_JAVAC = $(INTERIM_LANGTOOLS_ARGS) $(JAVAC_MAIN_CLASS)
-NEW_JAVADOC = $(INTERIM_LANGTOOLS_ARGS) $(JAVADOC_MAIN_CLASS)
-
 JMOD_COMPRESS := @JMOD_COMPRESS@
 JLINK_KEEP_PACKAGED_MODULES := @JLINK_KEEP_PACKAGED_MODULES@
 JLINK_PRODUCE_LINKABLE_RUNTIME := @JLINK_PRODUCE_LINKABLE_RUNTIME@
@@ -729,8 +578,6 @@ AWK := @AWK@
 BASENAME := @BASENAME@
 CAT := @CAT@
 CCACHE := @CCACHE@
-# CD is going away, but remains to cater for legacy makefiles.
-CD := cd
 CHMOD := @CHMOD@
 CMAKE := @CMAKE@
 CODESIGN := @CODESIGN@
@@ -781,7 +628,6 @@ MT := @MT@
 RC := @RC@
 DUMPBIN := @DUMPBIN@
 PATHTOOL := @PATHTOOL@
-WSLPATH := @WSLPATH@
 LDD := @LDD@
 OTOOL := @OTOOL@
 READELF := @READELF@
@@ -846,110 +692,11 @@ OS_VERSION_MICRO := @OS_VERSION_MICRO@
 # Arm SVE
 SVE_CFLAGS := @SVE_CFLAGS@
 
-# Images directory definitions
-JDK_IMAGE_SUBDIR := jdk
-JRE_IMAGE_SUBDIR := jre
-JCOV_IMAGE_SUBDIR := jdk-jcov
-STATIC_JDK_IMAGE_SUBDIR := static-jdk
-
-# Colon left out to be able to override output dir for bootcycle-images
-JDK_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(JDK_IMAGE_SUBDIR)
-JRE_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(JRE_IMAGE_SUBDIR)
-STATIC_JDK_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(STATIC_JDK_IMAGE_SUBDIR)
-JCOV_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(JCOV_IMAGE_SUBDIR)
-
-# Test image, as above
-TEST_IMAGE_SUBDIR := test
-TEST_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(TEST_IMAGE_SUBDIR)
-
-# Symbols image
-SYMBOLS_IMAGE_SUBDIR := symbols
-SYMBOLS_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(SYMBOLS_IMAGE_SUBDIR)
-
-# Interim image
-INTERIM_JMODS_DIR := $(SUPPORT_OUTPUTDIR)/interim-jmods
-INTERIM_IMAGE_DIR := $(SUPPORT_OUTPUTDIR)/interim-image
-
-# Docs image
-DOCS_JDK_IMAGE_SUBDIR := docs
-DOCS_JDK_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(DOCS_JDK_IMAGE_SUBDIR)
-DOCS_JAVASE_IMAGE_SUBDIR := docs-javase
-DOCS_JAVASE_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(DOCS_JAVASE_IMAGE_SUBDIR)
-DOCS_REFERENCE_IMAGE_SUBDIR := docs-reference
-DOCS_REFERENCE_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(DOCS_REFERENCE_IMAGE_SUBDIR)
-# Output docs directly into image
-DOCS_OUTPUTDIR := $(DOCS_JDK_IMAGE_DIR)
-
-# Static libs image
-STATIC_LIBS_IMAGE_SUBDIR := static-libs
-STATIC_LIBS_IMAGE_DIR := $(IMAGES_OUTPUTDIR)/$(STATIC_LIBS_IMAGE_SUBDIR)
-
-# Graal static libs image
-STATIC_LIBS_GRAAL_IMAGE_SUBDIR := static-libs-graal
-STATIC_LIBS_GRAAL_IMAGE_DIR := $(IMAGES_OUTPUTDIR)/$(STATIC_LIBS_GRAAL_IMAGE_SUBDIR)
-
-# Graal builder image
-GRAAL_BUILDER_IMAGE_SUBDIR := graal-builder-jdk
-GRAAL_BUILDER_IMAGE_DIR := $(IMAGES_OUTPUTDIR)/$(GRAAL_BUILDER_IMAGE_SUBDIR)
-
-# Macosx bundles directory definitions
-JDK_MACOSX_BUNDLE_SUBDIR := jdk-bundle
-JRE_MACOSX_BUNDLE_SUBDIR := jre-bundle
-JDK_MACOSX_BUNDLE_SUBDIR_SIGNED := jdk-bundle-signed
-JRE_MACOSX_BUNDLE_SUBDIR_SIGNED := jre-bundle-signed
-JDK_MACOSX_BUNDLE_DIR = $(IMAGES_OUTPUTDIR)/$(JDK_MACOSX_BUNDLE_SUBDIR)
-JRE_MACOSX_BUNDLE_DIR = $(IMAGES_OUTPUTDIR)/$(JRE_MACOSX_BUNDLE_SUBDIR)
-JDK_MACOSX_BUNDLE_DIR_SIGNED = $(IMAGES_OUTPUTDIR)/$(JDK_MACOSX_BUNDLE_SUBDIR_SIGNED)
-JRE_MACOSX_BUNDLE_DIR_SIGNED = $(IMAGES_OUTPUTDIR)/$(JRE_MACOSX_BUNDLE_SUBDIR_SIGNED)
-JDK_MACOSX_BUNDLE_TOP_SUBDIR = jdk-$(VERSION_NUMBER).jdk
-JRE_MACOSX_BUNDLE_TOP_SUBDIR = jre-$(VERSION_NUMBER).jre
-JDK_MACOSX_CONTENTS_SUBDIR = $(JDK_MACOSX_BUNDLE_TOP_SUBDIR)/Contents
-JRE_MACOSX_CONTENTS_SUBDIR = $(JRE_MACOSX_BUNDLE_TOP_SUBDIR)/Contents
-JDK_MACOSX_CONTENTS_DIR = $(JDK_MACOSX_BUNDLE_DIR)/$(JDK_MACOSX_CONTENTS_SUBDIR)
-JRE_MACOSX_CONTENTS_DIR = $(JRE_MACOSX_BUNDLE_DIR)/$(JRE_MACOSX_CONTENTS_SUBDIR)
-JDK_MACOSX_BUNDLE_TOP_DIR = $(JDK_MACOSX_BUNDLE_DIR)/$(JDK_MACOSX_BUNDLE_TOP_SUBDIR)
-JRE_MACOSX_BUNDLE_TOP_DIR = $(JRE_MACOSX_BUNDLE_DIR)/$(JRE_MACOSX_BUNDLE_TOP_SUBDIR)
-
-# Bundle names
-ifneq ($(VERSION_BUILD), )
-  BASE_NAME := $(VERSION_SHORT)+$(VERSION_BUILD)_$(OPENJDK_TARGET_BUNDLE_PLATFORM)
-else
-  BASE_NAME := $(VERSION_SHORT)_$(OPENJDK_TARGET_BUNDLE_PLATFORM)
-endif
-
-ifeq ($(DEBUG_LEVEL), fastdebug)
-  DEBUG_PART := -debug
-else ifneq ($(DEBUG_LEVEL), release)
-  DEBUG_PART := -$(DEBUG_LEVEL)
-endif
-ifeq ($(OPENJDK_TARGET_OS), windows)
-  JDK_BUNDLE_EXTENSION := zip
-else
-  JDK_BUNDLE_EXTENSION := tar.gz
-endif
-JDK_BUNDLE_NAME := jdk-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
-JRE_BUNDLE_NAME := jre-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
-JDK_SYMBOLS_BUNDLE_NAME := jdk-$(BASE_NAME)_bin$(DEBUG_PART)-symbols.tar.gz
-TEST_DEMOS_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-tests-demos$(DEBUG_PART).tar.gz
-TEST_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-tests$(DEBUG_PART).tar.gz
-DOCS_JDK_BUNDLE_NAME := jdk-$(BASE_NAME)_doc-api-spec$(DEBUG_PART).tar.gz
-DOCS_JAVASE_BUNDLE_NAME := javase-$(BASE_NAME)_doc-api-spec$(DEBUG_PART).tar.gz
-DOCS_REFERENCE_BUNDLE_NAME := jdk-reference-$(BASE_NAME)_doc-api-spec$(DEBUG_PART).tar.gz
-STATIC_LIBS_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-static-libs$(DEBUG_PART).tar.gz
-STATIC_LIBS_GRAAL_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-static-libs-graal$(DEBUG_PART).tar.gz
-STATIC_JDK_BUNDLE_NAME := static-jdk-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
-JCOV_BUNDLE_NAME := jdk-jcov-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
-
-JDK_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JDK_BUNDLE_NAME)
-JRE_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JRE_BUNDLE_NAME)
-JDK_SYMBOLS_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JDK_SYMBOLS_BUNDLE_NAME)
-TEST_DEMOS_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(TEST_DEMOS_BUNDLE_NAME)
-TEST_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(TEST_BUNDLE_NAME)
-DOCS_JDK_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(DOCS_JDK_BUNDLE_NAME)
-DOCS_JAVASE_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(DOCS_JAVASE_BUNDLE_NAME)
-DOCS_REFERENCE_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(DOCS_REFERENCE_BUNDLE_NAME)
-STATIC_JDK_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(STATIC_JDK_BUNDLE_NAME)
-JCOV_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JCOV_BUNDLE_NAME)
+BUILD_ICECC := @BUILD_ICECC@
+ICECC := @ICECC@
+TOOLCHAIN_PATH := @TOOLCHAIN_PATH@
+LOCALE_USED := @LOCALE_USED@
+CLASSPATH := @CLASSPATH@
 
 # This macro is called to allow inclusion of closed source counterparts.
 # Unless overridden in closed sources, it expands to nothing.
@@ -960,4 +707,4 @@ define IncludeCustomExtension
 endef
 
 # Include the custom-spec.gmk file if it exists
--include $(dir @SPEC@)/custom-spec.gmk
+-include $(dir $(SPEC))/custom-spec.gmk
diff --git a/make/common/CommonVars.gmk b/make/common/CommonVars.gmk
new file mode 100644
index 00000000000..1ee6cc27481
--- /dev/null
+++ b/make/common/CommonVars.gmk
@@ -0,0 +1,442 @@
+#
+# Copyright (c) 2011, 2025, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.  Oracle designates this
+# particular file as subject to the "Classpath" exception as provided
+# by Oracle in the LICENSE file that accompanied this code.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+include MakeIncludeStart.gmk
+ifeq ($(INCLUDE), true)
+
+################################################################################
+# CommonVars include common variables and definitions used in multiple
+# makefiles.
+################################################################################
+
+# Make sure all shell commands are executed with a proper locale
+export LC_ALL := $(LOCALE_USED)
+
+# Make sure we override any local CLASSPATH variable
+export CLASSPATH := $(CLASSPATH)
+
+# The default make arguments
+MAKE_ARGS = $(MAKE_LOG_FLAGS) -r -R -I $(TOPDIR)/make/common SPEC=$(SPEC) \
+    MAKE_LOG_FLAGS="$(MAKE_LOG_FLAGS)" $(MAKE_LOG_VARS)
+
+SHELL := $(BASH) $(BASH_ARGS)
+
+ifneq ($(SOURCE_DATE), updated)
+  # For "updated" source date value, these are set in InitSupport.gmk
+  export SOURCE_DATE_EPOCH := $(SOURCE_DATE)
+  SOURCE_DATE_ISO_8601 := $(SOURCE_DATE_ISO_8601_FIXED)
+endif
+
+ifneq ($(findstring windows.wsl, $(OPENJDK_BUILD_OS_ENV)), )
+  # Tell WSL to convert PATH between linux and windows
+  export WSLENV := PATH/l
+else ifeq ($(OPENJDK_BUILD_OS_ENV), windows.msys2)
+  # Prohibit msys2 from attempting any path wrangling
+  export MSYS2_ARG_CONV_EXCL := "*"
+endif
+
+ifeq ($(TOOLCHAIN_TYPE), microsoft)
+  # The Visual Studio toolchain needs the PATH to be adjusted to include
+  # Visual Studio tools.
+  export PATH := $(TOOLCHAIN_PATH):$(PATH)
+endif
+
+# The Java specification version. It usually equals the feature version number.
+VERSION_SPECIFICATION := $(VERSION_FEATURE)
+
+# Convenience CFLAGS settings for passing version information into native programs.
+VERSION_CFLAGS = \
+    -DVERSION_FEATURE=$(VERSION_FEATURE) \
+    -DVERSION_INTERIM=$(VERSION_INTERIM) \
+    -DVERSION_UPDATE=$(VERSION_UPDATE) \
+    -DVERSION_PATCH=$(VERSION_PATCH) \
+    -DVERSION_EXTRA1=$(VERSION_EXTRA1) \
+    -DVERSION_EXTRA2=$(VERSION_EXTRA2) \
+    -DVERSION_EXTRA3=$(VERSION_EXTRA3) \
+    -DVERSION_PRE='"$(VERSION_PRE)"' \
+    -DVERSION_BUILD=$(VERSION_BUILD) \
+    -DVERSION_OPT='"$(VERSION_OPT)"' \
+    -DVERSION_NUMBER='"$(VERSION_NUMBER)"' \
+    -DVERSION_STRING='"$(VERSION_STRING)"' \
+    -DVERSION_SHORT='"$(VERSION_SHORT)"' \
+    -DVERSION_SPECIFICATION='"$(VERSION_SPECIFICATION)"' \
+    -DVERSION_DATE='"$(VERSION_DATE)"' \
+    -DVENDOR_VERSION_STRING='"$(VENDOR_VERSION_STRING)"' \
+    -DVERSION_CLASSFILE_MAJOR=$(VERSION_CLASSFILE_MAJOR) \
+    -DVERSION_CLASSFILE_MINOR=$(VERSION_CLASSFILE_MINOR) \
+    #
+
+ifneq ($(COMPANY_NAME), )
+  # COMPANY_NAME is set to "N/A" in make/conf/branding.conf by default,
+  # but can be customized with the '--with-vendor-name' configure option.
+  # Only export "VENDOR" to the build if COMPANY_NAME contains a real value.
+  # Otherwise the default value for VENDOR, which is used to set the "java.vendor"
+  # and "java.vm.vendor" properties is hard-coded into the source code (i.e. in
+  # VersionProps.java.template in the jdk for "java.vendor" and
+  # vm_version.cpp in the VM for "java.vm.vendor")
+  ifneq ($(COMPANY_NAME), N/A)
+    VERSION_CFLAGS += -DVENDOR='"$(COMPANY_NAME)"'
+  endif
+endif
+
+# Only export VENDOR_URL, VENDOR_URL_BUG and VENDOR_VM_URL_BUG to the build if
+# they are not empty. Otherwise, default values which are defined in the sources
+# will be used.
+ifneq ($(VENDOR_URL), )
+  VERSION_CFLAGS += -DVENDOR_URL='"$(VENDOR_URL)"'
+endif
+ifneq ($(VENDOR_URL_BUG), )
+  VERSION_CFLAGS += -DVENDOR_URL_BUG='"$(VENDOR_URL_BUG)"'
+endif
+ifneq ($(VENDOR_URL_VM_BUG), )
+  VERSION_CFLAGS += -DVENDOR_URL_VM_BUG='"$(VENDOR_URL_VM_BUG)"'
+endif
+
+# Different naming strings generated from the above information.
+RUNTIME_NAME = $(PRODUCT_NAME) $(PRODUCT_SUFFIX)
+
+# Colon left out to be able to override IMAGES_OUTPUTDIR for bootcycle-images
+SUPPORT_OUTPUTDIR = $(OUTPUTDIR)/support
+BUILDTOOLS_OUTPUTDIR = $(OUTPUTDIR)/buildtools
+
+HOTSPOT_OUTPUTDIR = $(OUTPUTDIR)/hotspot
+JDK_OUTPUTDIR = $(OUTPUTDIR)/jdk
+IMAGES_OUTPUTDIR = $(OUTPUTDIR)/images
+BUNDLES_OUTPUTDIR = $(OUTPUTDIR)/bundles
+TESTMAKE_OUTPUTDIR = $(OUTPUTDIR)/test-make
+MAKESUPPORT_OUTPUTDIR = $(OUTPUTDIR)/make-support
+
+JAVA_TMP_DIR = $(SUPPORT_OUTPUTDIR)/javatmp
+
+BUILDJDK_OUTPUTDIR = $(OUTPUTDIR)/buildjdk
+
+ifneq ($(EXTERNAL_BUILDJDK_PATH), )
+  EXTERNAL_BUILDJDK := true
+  CREATE_BUILDJDK := false
+  BUILD_JDK := $(EXTERNAL_BUILDJDK_PATH)
+else
+  EXTERNAL_BUILDJDK := false
+  ifeq ($(COMPILE_TYPE), cross)
+    CREATE_BUILDJDK := true
+    BUILD_JDK := $(BUILDJDK_OUTPUTDIR)/jdk
+  else
+    CREATE_BUILDJDK := false
+    BUILD_JDK := $(JDK_OUTPUTDIR)
+  endif
+endif
+
+# Store javac server synchronization files here, and
+# the javac server log files.
+JAVAC_SERVER_DIR = $(MAKESUPPORT_OUTPUTDIR)/javacservers
+
+# Number of parallel jobs to use for compilation
+JOBS ?= $(CONF_JOBS)
+TEST_JOBS ?= $(CONF_TEST_JOBS)
+
+# Tools that potentially need to be cross compilation aware.
+CC := $(CCACHE) $(ICECC) $(CC)
+
+CXX := $(CCACHE) $(ICECC) $(CXX)
+
+# BUILD_CC/BUILD_LD is a compiler/linker that generates code that is runnable on the
+# build platform.
+BUILD_CC := $(BUILD_ICECC) $(BUILD_CC)
+BUILD_CXX := $(BUILD_ICECC) $(BUILD_CXX)
+
+JAVA_FLAGS_TMPDIR := -Djava.io.tmpdir=$(JAVA_TMP_DIR)
+JAVA_FLAGS := $(JAVA_FLAGS) $(JAVA_FLAGS_TMPDIR)
+
+JLINK_CMD := $(FIXPATH) $(BUILD_JDK)/bin/jlink
+JMOD_CMD := $(FIXPATH) $(BUILD_JDK)/bin/jmod
+
+# These variables are meant to be used. They are defined with = instead of := to make
+# it possible to override only the *_CMD variables.
+JAVA = $(JAVA_CMD) $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
+JAVA_SMALL = $(JAVA_CMD) $(JAVA_FLAGS_SMALL) $(JAVA_FLAGS)
+JAVAC = $(JAVAC_CMD)
+JAVADOC = $(JAVADOC_CMD)
+JAR = $(JAR_CMD)
+JLINK = $(JLINK_CMD)
+JMOD = $(JMOD_CMD)
+
+JTREG_JAVA = $(FIXPATH) $(JTREG_JDK)/bin/java $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
+
+BUILD_JAVA_FLAGS := $(BOOTCYCLE_JVM_ARGS_BIG)
+BUILD_JAVA = $(FIXPATH) $(BUILD_JDK)/bin/java $(BUILD_JAVA_FLAGS)
+BUILD_JAVA_SMALL = $(FIXPATH) $(BUILD_JDK)/bin/java $(BUILD_JAVA_FLAGS_SMALL)
+BUILD_JAVAC = $(FIXPATH) $(BUILD_JDK)/bin/javac
+BUILD_JAR = $(FIXPATH) $(BUILD_JDK)/bin/jar
+
+# A file containing a way to uniquely identify the source code revision that
+# the build was created from
+SOURCE_REVISION_TRACKER := $(SUPPORT_OUTPUTDIR)/src-rev/source-revision-tracker
+
+# Interim langtools modules and arguments
+INTERIM_LANGTOOLS_BASE_MODULES := java.compiler jdk.compiler jdk.internal.md jdk.javadoc
+INTERIM_LANGTOOLS_MODULES := $(addsuffix .interim, $(INTERIM_LANGTOOLS_BASE_MODULES))
+INTERIM_LANGTOOLS_ADD_EXPORTS := \
+    --add-exports java.base/sun.reflect.annotation=jdk.compiler.interim \
+    --add-exports java.base/jdk.internal.jmod=jdk.compiler.interim \
+    --add-exports java.base/jdk.internal.misc=jdk.compiler.interim \
+    --add-exports java.base/sun.invoke.util=jdk.compiler.interim \
+    --add-exports java.base/jdk.internal.javac=java.compiler.interim \
+    --add-exports java.base/jdk.internal.javac=jdk.compiler.interim \
+    --add-exports jdk.internal.opt/jdk.internal.opt=jdk.compiler.interim \
+    --add-exports jdk.internal.opt/jdk.internal.opt=jdk.javadoc.interim \
+    #
+INTERIM_LANGTOOLS_MODULES_COMMA := $(strip $(subst $(SPACE),$(COMMA),$(strip \
+    $(INTERIM_LANGTOOLS_MODULES))))
+INTERIM_LANGTOOLS_ARGS := \
+    --limit-modules java.base,jdk.zipfs,$(INTERIM_LANGTOOLS_MODULES_COMMA) \
+    --add-modules $(INTERIM_LANGTOOLS_MODULES_COMMA) \
+    --module-path $(BUILDTOOLS_OUTPUTDIR)/interim_langtools_modules \
+    --patch-module java.base=$(BUILDTOOLS_OUTPUTDIR)/gensrc/java.base.interim \
+    $(INTERIM_LANGTOOLS_ADD_EXPORTS) \
+    #
+
+JAVADOC_MAIN_CLASS := -m jdk.javadoc.interim/jdk.javadoc.internal.tool.Main
+# Use = assignment to pick up overridden INTERIM_LANGTOOLS_ARGS in bootcycle builds
+NEW_JAVADOC = $(INTERIM_LANGTOOLS_ARGS) $(JAVADOC_MAIN_CLASS)
+
+# CD is going away, but remains to cater for legacy makefiles.
+CD := cd
+
+# Images directory definitions
+JDK_IMAGE_SUBDIR := jdk
+JRE_IMAGE_SUBDIR := jre
+JCOV_IMAGE_SUBDIR := jdk-jcov
+STATIC_JDK_IMAGE_SUBDIR := static-jdk
+
+# Colon left out to be able to override output dir for bootcycle-images
+ifeq ($(JDK_IMAGE_DIR), )
+  JDK_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(JDK_IMAGE_SUBDIR)
+endif
+JRE_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(JRE_IMAGE_SUBDIR)
+STATIC_JDK_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(STATIC_JDK_IMAGE_SUBDIR)
+ifeq ($(JCOV_IMAGE_DIR), )
+  JCOV_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(JCOV_IMAGE_SUBDIR)
+endif
+# Test image, as above
+TEST_IMAGE_SUBDIR := test
+ifeq ($(TEST_IMAGE_DIR), )
+  TEST_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(TEST_IMAGE_SUBDIR)
+endif
+
+# Symbols image
+SYMBOLS_IMAGE_SUBDIR := symbols
+ifeq ($(SYMBOLS_IMAGE_DIR), )
+  SYMBOLS_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(SYMBOLS_IMAGE_SUBDIR)
+endif
+
+# Interim image
+INTERIM_JMODS_DIR := $(SUPPORT_OUTPUTDIR)/interim-jmods
+INTERIM_IMAGE_DIR := $(SUPPORT_OUTPUTDIR)/interim-image
+
+# Docs image
+DOCS_JDK_IMAGE_SUBDIR := docs
+DOCS_JDK_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(DOCS_JDK_IMAGE_SUBDIR)
+DOCS_JAVASE_IMAGE_SUBDIR := docs-javase
+DOCS_JAVASE_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(DOCS_JAVASE_IMAGE_SUBDIR)
+DOCS_REFERENCE_IMAGE_SUBDIR := docs-reference
+DOCS_REFERENCE_IMAGE_DIR = $(IMAGES_OUTPUTDIR)/$(DOCS_REFERENCE_IMAGE_SUBDIR)
+# Output docs directly into image
+DOCS_OUTPUTDIR := $(DOCS_JDK_IMAGE_DIR)
+
+# Static libs image
+STATIC_LIBS_IMAGE_SUBDIR := static-libs
+STATIC_LIBS_IMAGE_DIR := $(IMAGES_OUTPUTDIR)/$(STATIC_LIBS_IMAGE_SUBDIR)
+
+# Graal static libs image
+STATIC_LIBS_GRAAL_IMAGE_SUBDIR := static-libs-graal
+STATIC_LIBS_GRAAL_IMAGE_DIR := $(IMAGES_OUTPUTDIR)/$(STATIC_LIBS_GRAAL_IMAGE_SUBDIR)
+
+# Graal builder image
+GRAAL_BUILDER_IMAGE_SUBDIR := graal-builder-jdk
+GRAAL_BUILDER_IMAGE_DIR := $(IMAGES_OUTPUTDIR)/$(GRAAL_BUILDER_IMAGE_SUBDIR)
+
+# Macosx bundles directory definitions
+JDK_MACOSX_BUNDLE_SUBDIR := jdk-bundle
+JRE_MACOSX_BUNDLE_SUBDIR := jre-bundle
+JDK_MACOSX_BUNDLE_SUBDIR_SIGNED := jdk-bundle-signed
+JRE_MACOSX_BUNDLE_SUBDIR_SIGNED := jre-bundle-signed
+JDK_MACOSX_BUNDLE_DIR = $(IMAGES_OUTPUTDIR)/$(JDK_MACOSX_BUNDLE_SUBDIR)
+JRE_MACOSX_BUNDLE_DIR = $(IMAGES_OUTPUTDIR)/$(JRE_MACOSX_BUNDLE_SUBDIR)
+JDK_MACOSX_BUNDLE_DIR_SIGNED = $(IMAGES_OUTPUTDIR)/$(JDK_MACOSX_BUNDLE_SUBDIR_SIGNED)
+JRE_MACOSX_BUNDLE_DIR_SIGNED = $(IMAGES_OUTPUTDIR)/$(JRE_MACOSX_BUNDLE_SUBDIR_SIGNED)
+JDK_MACOSX_BUNDLE_TOP_SUBDIR = jdk-$(VERSION_NUMBER).jdk
+JRE_MACOSX_BUNDLE_TOP_SUBDIR = jre-$(VERSION_NUMBER).jre
+JDK_MACOSX_CONTENTS_SUBDIR = $(JDK_MACOSX_BUNDLE_TOP_SUBDIR)/Contents
+JRE_MACOSX_CONTENTS_SUBDIR = $(JRE_MACOSX_BUNDLE_TOP_SUBDIR)/Contents
+JDK_MACOSX_CONTENTS_DIR = $(JDK_MACOSX_BUNDLE_DIR)/$(JDK_MACOSX_CONTENTS_SUBDIR)
+JRE_MACOSX_CONTENTS_DIR = $(JRE_MACOSX_BUNDLE_DIR)/$(JRE_MACOSX_CONTENTS_SUBDIR)
+JDK_MACOSX_BUNDLE_TOP_DIR = $(JDK_MACOSX_BUNDLE_DIR)/$(JDK_MACOSX_BUNDLE_TOP_SUBDIR)
+JRE_MACOSX_BUNDLE_TOP_DIR = $(JRE_MACOSX_BUNDLE_DIR)/$(JRE_MACOSX_BUNDLE_TOP_SUBDIR)
+
+# Bundle names
+ifneq ($(VERSION_BUILD), )
+  BASE_NAME := $(VERSION_SHORT)+$(VERSION_BUILD)_$(OPENJDK_TARGET_BUNDLE_PLATFORM)
+else
+  BASE_NAME := $(VERSION_SHORT)_$(OPENJDK_TARGET_BUNDLE_PLATFORM)
+endif
+
+ifeq ($(DEBUG_LEVEL), fastdebug)
+  DEBUG_PART := -debug
+else ifneq ($(DEBUG_LEVEL), release)
+  DEBUG_PART := -$(DEBUG_LEVEL)
+endif
+ifeq ($(OPENJDK_TARGET_OS), windows)
+  JDK_BUNDLE_EXTENSION := zip
+else
+  JDK_BUNDLE_EXTENSION := tar.gz
+endif
+JDK_BUNDLE_NAME := jdk-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
+JRE_BUNDLE_NAME := jre-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
+JDK_SYMBOLS_BUNDLE_NAME := jdk-$(BASE_NAME)_bin$(DEBUG_PART)-symbols.tar.gz
+TEST_DEMOS_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-tests-demos$(DEBUG_PART).tar.gz
+TEST_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-tests$(DEBUG_PART).tar.gz
+DOCS_JDK_BUNDLE_NAME := jdk-$(BASE_NAME)_doc-api-spec$(DEBUG_PART).tar.gz
+DOCS_JAVASE_BUNDLE_NAME := javase-$(BASE_NAME)_doc-api-spec$(DEBUG_PART).tar.gz
+DOCS_REFERENCE_BUNDLE_NAME := jdk-reference-$(BASE_NAME)_doc-api-spec$(DEBUG_PART).tar.gz
+STATIC_LIBS_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-static-libs$(DEBUG_PART).tar.gz
+STATIC_LIBS_GRAAL_BUNDLE_NAME := jdk-$(BASE_NAME)_bin-static-libs-graal$(DEBUG_PART).tar.gz
+STATIC_JDK_BUNDLE_NAME := static-jdk-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
+JCOV_BUNDLE_NAME := jdk-jcov-$(BASE_NAME)_bin$(DEBUG_PART).$(JDK_BUNDLE_EXTENSION)
+
+JDK_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JDK_BUNDLE_NAME)
+JRE_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JRE_BUNDLE_NAME)
+JDK_SYMBOLS_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JDK_SYMBOLS_BUNDLE_NAME)
+TEST_DEMOS_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(TEST_DEMOS_BUNDLE_NAME)
+TEST_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(TEST_BUNDLE_NAME)
+DOCS_JDK_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(DOCS_JDK_BUNDLE_NAME)
+DOCS_JAVASE_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(DOCS_JAVASE_BUNDLE_NAME)
+DOCS_REFERENCE_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(DOCS_REFERENCE_BUNDLE_NAME)
+STATIC_JDK_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(STATIC_JDK_BUNDLE_NAME)
+JCOV_BUNDLE := $(BUNDLES_OUTPUTDIR)/$(JCOV_BUNDLE_NAME)
+
+ifeq ($(IS_BUILD_JDK_SPEC), true)
+  CC := $(BUILD_CC)
+  CXX := $(BUILD_CXX)
+  # Ideally this should be probed by configure but that is tricky to implement,
+  # and this should work in most cases.
+  CPP := $(BUILD_CC) -E
+  LD := $(BUILD_LD)
+  LDCXX := $(BUILD_LDCXX)
+  AS := $(BUILD_AS)
+  NM := $(BUILD_NM)
+  AR := $(BUILD_AR)
+  LIB := $(BUILD_LIB)
+  OBJCOPY := $(BUILD_OBJCOPY)
+  STRIP := $(BUILD_STRIP)
+  SYSROOT_CFLAGS := $(BUILD_SYSROOT_CFLAGS)
+  SYSROOT_LDFLAGS := $(BUILD_SYSROOT_LDFLAGS)
+
+  # These directories should not be moved to BUILDJDK_OUTPUTDIR
+  HOTSPOT_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(HOTSPOT_OUTPUTDIR))
+  BUILDTOOLS_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(BUILDTOOLS_OUTPUTDIR))
+  SUPPORT_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(SUPPORT_OUTPUTDIR))
+  JDK_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(JDK_OUTPUTDIR))
+  IMAGES_OUTPUTDIR := $(patsubst $(OUTPUTDIR)%,$(BUILDJDK_OUTPUTDIR)%,$(IMAGES_OUTPUTDIR))
+
+  OPENJDK_TARGET_CPU := $(OPENJDK_BUILD_CPU)
+  OPENJDK_TARGET_CPU_ARCH := $(OPENJDK_BUILD_CPU_ARCH)
+  OPENJDK_TARGET_CPU_BITS := $(OPENJDK_BUILD_CPU_BITS)
+  OPENJDK_TARGET_CPU_ENDIAN := $(OPENJDK_BUILD_CPU_ENDIAN)
+  OPENJDK_TARGET_CPU_LEGACY := $(OPENJDK_BUILD_CPU_LEGACY)
+  OPENJDK_TARGET_LIBC := $(OPENJDK_BUILD_LIBC)
+  OPENJDK_TARGET_OS_INCLUDE_SUBDIR := $(OPENJDK_BUILD_OS_INCLUDE_SUBDIR)
+
+  HOTSPOT_TARGET_OS := $(HOTSPOT_BUILD_OS)
+  HOTSPOT_TARGET_OS_TYPE := $(HOTSPOT_BUILD_OS_TYPE)
+  HOTSPOT_TARGET_CPU := $(HOTSPOT_BUILD_CPU)
+  HOTSPOT_TARGET_CPU_ARCH := $(HOTSPOT_BUILD_CPU_ARCH)
+  HOTSPOT_TARGET_CPU_DEFINE := $(HOTSPOT_BUILD_CPU_DEFINE)
+  HOTSPOT_TARGET_LIBC := $(HOTSPOT_BUILD_LIBC)
+
+  CFLAGS_JDKLIB := $(OPENJDK_BUILD_CFLAGS_JDKLIB)
+  CXXFLAGS_JDKLIB := $(OPENJDK_BUILD_CXXFLAGS_JDKLIB)
+  LDFLAGS_JDKLIB := $(OPENJDK_BUILD_LDFLAGS_JDKLIB)
+  CFLAGS_JDKEXE := $(OPENJDK_BUILD_CFLAGS_JDKEXE)
+  CXXFLAGS_JDKEXE := $(OPENJDK_BUILD_CXXFLAGS_JDKEXE)
+  LDFLAGS_JDKEXE := $(OPENJDK_BUILD_LDFLAGS_JDKEXE)
+
+  JVM_CFLAGS := $(OPENJDK_BUILD_JVM_CFLAGS)
+  JVM_LDFLAGS := $(OPENJDK_BUILD_JVM_LDFLAGS)
+  JVM_ASFLAGS := $(OPENJDK_BUILD_JVM_ASFLAGS)
+  JVM_LIBS := $(OPENJDK_BUILD_JVM_LIBS)
+
+  FDLIBM_CFLAGS := $(OPENJDK_BUILD_FDLIBM_CFLAGS)
+
+  INTERIM_LANGTOOLS_ARGS := $(subst $(OUTPUTDIR),$(BUILDJDK_OUTPUTDIR),$(INTERIM_LANGTOOLS_ARGS))
+
+  # The compiler for the build platform is likely not warning compatible with the official
+  # compiler.
+  WARNINGS_AS_ERRORS := false
+  DISABLE_WARNING_PREFIX := $(BUILD_CC_DISABLE_WARNING_PREFIX)
+
+  # Save speed and disk space by not enabling debug symbols for the buildjdk
+  ENABLE_DEBUG_SYMBOLS := false
+
+  JVM_VARIANTS := server
+  JVM_VARIANT_MAIN := server
+  JVM_FEATURES_server := cds compiler1 compiler2 g1gc serialgc
+
+  # Some users still set EXTRA_*FLAGS on the make command line. Must
+  # make sure to override that when building buildjdk.
+  override EXTRA_CFLAGS :=
+  override EXTRA_CXXFLAGS :=
+  override EXTRA_LDFLAGS :=
+
+  # hsdis is not needed
+  HSDIS_BACKEND := none
+  ENABLE_HSDIS_BUNDLING := false
+endif
+
+ifeq ($(IS_BOOTCYCLE_JDK_SPEC), true)
+  # Override specific values to do a boot cycle build
+
+  # Use a different Boot JDK
+  BOOT_JDK := $(JDK_IMAGE_DIR)
+
+  # The bootcycle build has a different output directory
+  OLD_OUTPUTDIR := $(OUTPUTDIR)
+  OUTPUTDIR := $(OLD_OUTPUTDIR)/bootcycle-build
+  # No spaces in patsubst to avoid leading space in variable
+  JAVAC_SERVER_DIR := $(patsubst $(OLD_OUTPUTDIR)%,$(OUTPUTDIR)%,$(JAVAC_SERVER_DIR))
+
+  JAVA_CMD := $(FIXPATH) $(BOOT_JDK)/bin/java
+  JAVAC_CMD := $(FIXPATH) $(BOOT_JDK)/bin/javac
+  JAR_CMD := $(FIXPATH) $(BOOT_JDK)/bin/jar
+  # The bootcycle JVM arguments may differ from the original boot jdk.
+  JAVA_FLAGS_BIG := $(BOOTCYCLE_JVM_ARGS_BIG)
+  # Any CDS settings generated for the bootjdk are invalid in the bootcycle build.
+  # By filtering out those JVM args, the bootcycle JVM will use its default
+  # settings for CDS.
+  JAVA_FLAGS := $(filter-out -XX:SharedArchiveFile% -Xshare%, $(JAVA_FLAGS))
+endif
+
+################################################################################
+
+include MakeIncludeEnd.gmk
+endif # include guard
diff --git a/make/common/MakeBase.gmk b/make/common/MakeBase.gmk
index 97ef88932cb..2bc5d562924 100644
--- a/make/common/MakeBase.gmk
+++ b/make/common/MakeBase.gmk
@@ -75,6 +75,7 @@ endif
 # least for now.
 # Utils.gmk must be included before FileUtils.gmk, since it uses some of the
 # basic utility functions there.
+include $(TOPDIR)/make/common/CommonVars.gmk
 include $(TOPDIR)/make/common/Utils.gmk
 include $(TOPDIR)/make/common/FileUtils.gmk