Merge remote-tracking branch 'upstream/master' into dragonwell

Summary: Merge upstream code

Test Plan: CICD

Reviewed-by: D-D-H, yuleil

Issue: #225

.jcheck/conf

@@ -1,7 +1,7 @@
 [general]
 project=jdk-updates
 jbs=JDK
-version=11.0.16
+version=11.0.17
 
 [checks]
 error=author,committer,reviewers,merge,issues,executable,symlink,message,hg-tag,whitespace

README.md

@@ -1,3 +1,4 @@
+<<<<<<< HEAD
 ![Dragonwell Logo](https://raw.githubusercontent.com/wiki/alibaba/dragonwell8/images/dragonwell_std_txt_horiz.png)
 
 # Introduction
@@ -58,3 +59,16 @@ Technologies included in Alibaba Dragonwell have been published in following pap
 
 - Fangxi Yin, Denghui Dong, Sanhong Li, Jianmei Guo, Kingsum Chow [**Java Performance Troubleshooting and Optimization at Alibaba**](https://www.icse2018.org/details/icse-2018-Software-Engineering-in-Practice/4/Java-Performance-Troubleshooting-and-Optimization-at-Alibaba) In _ICSE-SEIP 2018_, pp. 11&ndash;12
 
+=======
+# Welcome to the JDK!
+
+For build instructions please see the
+[online documentation](https://openjdk.java.net/groups/build/doc/building.html),
+or either of these files:
+
+- [doc/building.html](doc/building.html) (html version)
+- [doc/building.md](doc/building.md) (markdown version)
+
+See <https://openjdk.java.net/> for more information about
+the OpenJDK Community and the JDK.
+>>>>>>> dragonwell_extended_upstream/master

doc/building.html

@@ -384,6 +384,7 @@ <h3 id="freetype">FreeType</h3>
 <li>To install on an apt-based Linux, try running <code>sudo apt-get install libfreetype6-dev</code>.</li>
 <li>To install on an rpm-based Linux, try running <code>sudo yum install freetype-devel</code>.</li>
 <li>To install on Alpine Linux, try running <code>sudo apk add freetype-dev</code>.</li>
+<li>To install on macOS, try running <code>brew install freetype</code>.</li>
 <li>To install on Solaris, try running <code>pkg install system/library/freetype-2</code>.</li>
 </ul>
 <p>Use <code>--with-freetype-include=&lt;path&gt;</code> and <code>--with-freetype-lib=&lt;path&gt;</code> if <code>configure</code> does not automatically locate the platform FreeType files.</p>

doc/building.md

@@ -473,6 +473,7 @@ rather than bundling the JDK's own copy.
   * To install on an rpm-based Linux, try running `sudo yum install
     freetype-devel`.
   * To install on Alpine Linux, try running `sudo apk add freetype-dev`.
+  * To install on macOS, try running `brew install freetype`.
   * To install on Solaris, try running `pkg install system/library/freetype-2`.
 
 Use `--with-freetype-include=<path>` and `--with-freetype-lib=<path>`

make/Init.gmk

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2012, 2019, 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
@@ -272,7 +272,7 @@ else # HAS_SPEC=true
         else
 	  $(ECHO) "Re-running configure using default settings"
         endif
-	( cd $(OUTPUTDIR) && PATH="$(ORIGINAL_PATH)" \
+	( cd $(CONFIGURE_START_DIR) && PATH="$(ORIGINAL_PATH)" AUTOCONF="$(AUTOCONF)" \
 	    CUSTOM_ROOT="$(CUSTOM_ROOT)" \
 	    CUSTOM_CONFIG_DIR="$(CUSTOM_CONFIG_DIR)" \
 	    $(BASH) $(TOPDIR)/configure $(CONFIGURE_COMMAND_LINE) )

make/MacBundles.gmk

@@ -38,11 +38,8 @@ ifeq ($(OPENJDK_TARGET_OS), macosx)
 
   MACOSX_PLIST_SRC := $(TOPDIR)/make/data/bundle
 
-  BUNDLE_ID := $(MACOSX_BUNDLE_ID_BASE).$(VERSION_SHORT)
   BUNDLE_NAME := $(MACOSX_BUNDLE_NAME_BASE) $(VERSION_SHORT)
   BUNDLE_INFO := $(MACOSX_BUNDLE_NAME_BASE) $(VERSION_STRING)
-  BUNDLE_PLATFORM_VERSION := $(VERSION_FEATURE).$(VERSION_INTERIM)
-  BUNDLE_VERSION := $(VERSION_NUMBER)
   ifeq ($(COMPANY_NAME), N/A)
     BUNDLE_VENDOR := UNDEFINED
   else
@@ -75,24 +72,26 @@ ifeq ($(OPENJDK_TARGET_OS), macosx)
       SOURCE_FILES := $(MACOSX_PLIST_SRC)/JDK-Info.plist, \
       OUTPUT_FILE := $(JDK_MACOSX_CONTENTS_DIR)/Info.plist, \
       REPLACEMENTS := \
-          @@ID@@ => $(BUNDLE_ID).jdk ; \
+          @@ID@@ => $(MACOSX_BUNDLE_ID_BASE).jdk ; \
           @@NAME@@ => $(BUNDLE_NAME) ; \
           @@INFO@@ => $(BUNDLE_INFO) ; \
-          @@PLATFORM_VERSION@@ => $(BUNDLE_PLATFORM_VERSION) ; \
-          @@VERSION@@ => $(BUNDLE_VERSION) ; \
-          @@VENDOR@@ => $(BUNDLE_VENDOR) , \
+          @@VERSION@@ => $(VERSION_NUMBER) ; \
+          @@BUILD_VERSION@@ => $(MACOSX_BUNDLE_BUILD_VERSION) ; \
+          @@VENDOR@@ => $(BUNDLE_VENDOR) ; \
+          @@MACOSX_VERSION_MIN@@ => $(MACOSX_VERSION_MIN) , \
   ))
 
   $(eval $(call SetupTextFileProcessing, BUILD_JRE_PLIST, \
       SOURCE_FILES := $(MACOSX_PLIST_SRC)/JRE-Info.plist, \
       OUTPUT_FILE := $(JRE_MACOSX_CONTENTS_DIR)/Info.plist, \
       REPLACEMENTS := \
-          @@ID@@ => $(BUNDLE_ID).jre ; \
+          @@ID@@ => $(MACOSX_BUNDLE_ID_BASE).jre ; \
           @@NAME@@ => $(BUNDLE_NAME) ; \
           @@INFO@@ => $(BUNDLE_INFO) ; \
-          @@PLATFORM_VERSION@@ => $(BUNDLE_PLATFORM_VERSION) ; \
-          @@VERSION@@ => $(BUNDLE_VERSION) ; \
-          @@VENDOR@@ => $(BUNDLE_VENDOR) , \
+          @@VERSION@@ => $(VERSION_NUMBER) ; \
+          @@BUILD_VERSION@@ => $(BUNDLE_BUILD_VERSION) ; \
+          @@VENDOR@@ => $(BUNDLE_VENDOR) ; \
+          @@MACOSX_VERSION_MIN@@ => $(MACOSX_VERSION_MIN) , \
   ))
 
   $(SUPPORT_OUTPUTDIR)/images/_jdk_bundle_attribute_set: $(COPY_JDK_IMAGE)

make/RunTests.gmk

@@ -32,43 +32,6 @@ include FindTests.gmk
 # We will always run multiple tests serially
 .NOTPARALLEL:
 
-################################################################################
-# Setup global test running parameters
-################################################################################
-
-# Each factor variable comes in 3 variants. The first one is reserved for users
-# to use on command line. The other two are for predifined configurations in JDL
-# and for machine specific configurations respectively.
-TEST_JOBS_FACTOR ?= 1
-TEST_JOBS_FACTOR_JDL ?= 1
-TEST_JOBS_FACTOR_MACHINE ?= 1
-
-ifeq ($(TEST_JOBS), 0)
-  CORES_DIVIDER := 2
-  ifeq ($(OPENJDK_TARGET_CPU_ARCH), sparc)
-    # For smaller SPARC machines we see reasonable scaling of throughput up to
-    # cpus/4 without affecting test reliability. On the bigger machines, cpus/4
-    # causes intermittent timeouts.
-    ifeq ($(shell $(EXPR) $(NUM_CORES) \> 16), 1)
-      CORES_DIVIDER := 5
-    else
-      CORES_DIVIDER := 4
-    endif
-  endif
-  MEMORY_DIVIDER := 2048
-  TEST_JOBS := $(shell $(AWK) \
-    'BEGIN { \
-      c = $(NUM_CORES) / $(CORES_DIVIDER); \
-      m = $(MEMORY_SIZE) / $(MEMORY_DIVIDER); \
-      if (c > m) c = m; \
-      c = c * $(TEST_JOBS_FACTOR); \
-      c = c * $(TEST_JOBS_FACTOR_JDL); \
-      c = c * $(TEST_JOBS_FACTOR_MACHINE); \
-      if (c < 1) c = 1; \
-      printf "%.0f", c; \
-    }')
-endif
-
 ################################################################################
 # Parse global control variables
 ################################################################################
@@ -241,11 +204,41 @@ TEST_JOBS_FACTOR_JDL ?= 1
 TEST_JOBS_FACTOR_MACHINE ?= 1
 
 ifeq ($(TEST_JOBS), 0)
-  # Concurrency based on min(cores / 2, 12) * TEST_JOBS_FACTOR
+  CORES_DIVIDER := 2
+  ifeq ($(OPENJDK_TARGET_CPU_ARCH), sparc)
+    # For smaller SPARC machines we see reasonable scaling of throughput up to
+    # cpus/4 without affecting test reliability. On the bigger machines, cpus/4
+    # causes intermittent timeouts.
+    ifeq ($(shell $(EXPR) $(NUM_CORES) \> 16), 1)
+      CORES_DIVIDER := 5
+    else
+      CORES_DIVIDER := 4
+    endif
+  endif
+  # For some big multi-core machines with low ulimit -u setting we hit the max
+  # threads/process limit. In such a setup the memory/cores-only-guided
+  # TEST_JOBS config is insufficient. From experience a concurrency setting of
+  # 14 works reasonably well for low ulimit values (<= 4096). Thus, use
+  # divider 4096/14. For high ulimit -u values this shouldn't make a difference.
+  ULIMIT_DIVIDER := (4096/14)
+  PROC_ULIMIT := -1
+  ifneq ($(OPENJDK_TARGET_OS), windows)
+    PROC_ULIMIT := $(shell $(ULIMIT) -u)
+    ifeq ($(PROC_ULIMIT), unlimited)
+      PROC_ULIMIT := -1
+    endif
+  endif
+  MEMORY_DIVIDER := 2048
   TEST_JOBS := $(shell $(AWK) \
     'BEGIN { \
-      c = $(NUM_CORES) / 2; \
-      if (c > 12) c = 12; \
+      c = $(NUM_CORES) / $(CORES_DIVIDER); \
+      m = $(MEMORY_SIZE) / $(MEMORY_DIVIDER); \
+      u = $(PROC_ULIMIT); \
+      if (u > -1) { \
+        u = u / $(ULIMIT_DIVIDER); \
+        if (u < c) c = u; \
+      } \
+      if (c > m) c = m; \
       c = c * $(TEST_JOBS_FACTOR); \
       c = c * $(TEST_JOBS_FACTOR_JDL); \
       c = c * $(TEST_JOBS_FACTOR_MACHINE); \

make/RunTestsPrebuiltSpec.gmk

@@ -175,6 +175,7 @@ UNZIP := unzip
 EXPR := expr
 FILE := file
 HG := hg
+ULIMIT := ulimit
 
 # On Solaris gnu versions of some tools are required.
 ifeq ($(OPENJDK_BUILD_OS), solaris)

make/autoconf/basics.m4

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2019, 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
@@ -168,7 +168,7 @@ AC_DEFUN([ADD_JVM_ARG_IF_OK],
 [
   $ECHO "Check if jvm arg is ok: $1" >&AS_MESSAGE_LOG_FD
   $ECHO "Command: $3 $1 -version" >&AS_MESSAGE_LOG_FD
-  OUTPUT=`$3 $1 -version 2>&1`
+  OUTPUT=`$3 $1 $USER_BOOT_JDK_OPTIONS -version 2>&1`
   FOUND_WARN=`$ECHO "$OUTPUT" | $GREP -i warn`
   FOUND_VERSION=`$ECHO $OUTPUT | $GREP " version \""`
   if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
@@ -402,6 +402,8 @@ AC_DEFUN_ONCE([BASIC_INIT],
 [
   # Save the original command line. This is passed to us by the wrapper configure script.
   AC_SUBST(CONFIGURE_COMMAND_LINE)
+  # AUTOCONF might be set in the environment by the user. Preserve for "make reconfigure".
+  AC_SUBST(AUTOCONF)
   # Save the path variable before it gets changed
   ORIGINAL_PATH="$PATH"
   AC_SUBST(ORIGINAL_PATH)
@@ -539,6 +541,26 @@ AC_DEFUN([BASIC_REQUIRE_SPECIAL],
   BASIC_CHECK_NONEMPTY($1)
 ])
 
+###############################################################################
+# Like BASIC_REQUIRE_PROGS but also allows for bash built-ins
+# $1: variable to set
+# $2: executable name (or list of names) to look for
+# $3: [path]
+AC_DEFUN([BASIC_REQUIRE_BUILTIN_PROGS],
+[
+  BASIC_SETUP_TOOL($1, [AC_PATH_PROGS($1, $2, , $3)])
+  if test "x[$]$1" = x; then
+    AC_MSG_NOTICE([Required tool $2 not found in PATH, checking built-in])
+    if help $2 > /dev/null 2>&1; then
+      AC_MSG_NOTICE([Found $2 as shell built-in. Using it])
+      $1="$2"
+    else
+      AC_MSG_ERROR([Required tool $2 also not found as built-in.])
+    fi
+  fi
+  BASIC_CHECK_NONEMPTY($1)
+])
+
 ###############################################################################
 # Setup the most fundamental tools that relies on not much else to set up,
 # but is used by much of the early bootstrap code.
@@ -617,7 +639,7 @@ AC_DEFUN_ONCE([BASIC_SETUP_FUNDAMENTAL_TOOLS],
 AC_DEFUN_ONCE([BASIC_SETUP_PATHS],
 [
   # Save the current directory this script was started from
-  CURDIR="$PWD"
+  CONFIGURE_START_DIR="$PWD"
 
   # We might need to rewrite ORIGINAL_PATH, if it includes "#", to quote them
   # for make. We couldn't do this when we retrieved ORIGINAL_PATH, since SED
@@ -640,9 +662,10 @@ AC_DEFUN_ONCE([BASIC_SETUP_PATHS],
   AC_MSG_CHECKING([for top-level directory])
   AC_MSG_RESULT([$TOPDIR])
   AC_SUBST(TOPDIR)
+  AC_SUBST(CONFIGURE_START_DIR)
 
   # We can only call BASIC_FIXUP_PATH after BASIC_CHECK_PATHS_WINDOWS.
-  BASIC_FIXUP_PATH(CURDIR)
+  BASIC_FIXUP_PATH(CONFIGURE_START_DIR)
   BASIC_FIXUP_PATH(TOPDIR)
 
   if test "x$CUSTOM_ROOT" != x; then
@@ -873,9 +896,10 @@ AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
 
   # Test from where we are running configure, in or outside of src root.
   AC_MSG_CHECKING([where to store configuration])
-  if test "x$CURDIR" = "x$TOPDIR" || test "x$CURDIR" = "x$CUSTOM_ROOT" \
-      || test "x$CURDIR" = "x$TOPDIR/make/autoconf" \
-      || test "x$CURDIR" = "x$TOPDIR/make" ; then
+  if test "x$CONFIGURE_START_DIR" = "x$TOPDIR" \
+      || test "x$CONFIGURE_START_DIR" = "x$CUSTOM_ROOT" \
+      || test "x$CONFIGURE_START_DIR" = "x$TOPDIR/make/autoconf" \
+      || test "x$CONFIGURE_START_DIR" = "x$TOPDIR/make" ; then
     # We are running configure from the src root.
     # Create a default ./build/target-variant-debuglevel output root.
     if test "x${CONF_NAME}" = x; then
@@ -896,9 +920,9 @@ AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
     # If configuration is situated in normal build directory, just use the build
     # directory name as configuration name, otherwise use the complete path.
     if test "x${CONF_NAME}" = x; then
-      CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${TOPDIR}/build/!!"`
+      CONF_NAME=`$ECHO $CONFIGURE_START_DIR | $SED -e "s!^${TOPDIR}/build/!!"`
     fi
-    OUTPUTDIR="$CURDIR"
+    OUTPUTDIR="$CONFIGURE_START_DIR"
     AC_MSG_RESULT([in current directory])
 
     # WARNING: This might be a bad thing to do. You need to be sure you want to
@@ -918,14 +942,14 @@ AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
               -e 's/ //g' \
           | $TR -d '\n'`
       if test "x$filtered_files" != x; then
-        AC_MSG_NOTICE([Current directory is $CURDIR.])
+        AC_MSG_NOTICE([Current directory is $CONFIGURE_START_DIR.])
         AC_MSG_NOTICE([Since this is not the source root, configure will output the configuration here])
         AC_MSG_NOTICE([(as opposed to creating a configuration in <src_root>/build/<conf-name>).])
         AC_MSG_NOTICE([However, this directory is not empty. This is not allowed, since it could])
         AC_MSG_NOTICE([seriously mess up just about everything.])
         AC_MSG_NOTICE([Try 'cd $TOPDIR' and restart configure])
         AC_MSG_NOTICE([(or create a new empty directory and cd to it).])
-        AC_MSG_ERROR([Will not continue creating configuration in $CURDIR])
+        AC_MSG_ERROR([Will not continue creating configuration in $CONFIGURE_START_DIR])
       fi
     fi
   fi
@@ -1127,6 +1151,8 @@ AC_DEFUN([BASIC_CHECK_TAR],
     TAR_TYPE="bsd"
   elif test "x$($TAR -v | $GREP "bsdtar")" != "x"; then
     TAR_TYPE="bsd"
+  elif test "x$($TAR --version | $GREP "busybox")" != "x"; then
+    TAR_TYPE="busybox"
   elif test "x$OPENJDK_BUILD_OS" = "xsolaris"; then
     TAR_TYPE="solaris"
   fi
@@ -1142,6 +1168,9 @@ AC_DEFUN([BASIC_CHECK_TAR],
       # When using gnu tar for Solaris targets, need to use compatibility mode
       TAR_CREATE_EXTRA_PARAM="--format=ustar"
     fi
+  elif test "x$TAR_TYPE" = "xbusybox"; then
+    TAR_INCLUDE_PARAM="T"
+    TAR_SUPPORTS_TRANSFORM="false"
   else
     TAR_INCLUDE_PARAM="I"
     TAR_SUPPORTS_TRANSFORM="false"
@@ -1267,6 +1296,9 @@ AC_DEFUN_ONCE([BASIC_SETUP_COMPLEX_TOOLS],
   elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
     BASIC_REQUIRE_PROGS(ELFEDIT, elfedit)
   fi
+  if ! test "x$OPENJDK_TARGET_OS" = "xwindows"; then
+    BASIC_REQUIRE_BUILTIN_PROGS(ULIMIT, ulimit)
+  fi
 ])
 
 ###############################################################################

make/autoconf/basics_windows.m4

@@ -396,7 +396,7 @@ AC_DEFUN_ONCE([BASIC_COMPILE_FIXPATH],
       $MKDIR -p $FIXPATH_DIR $CONFIGURESUPPORT_OUTPUTDIR/bin
       cd $FIXPATH_DIR
       $CC $FIXPATH_SRC_W -Fe$FIXPATH_BIN_W > $FIXPATH_DIR/fixpath1.log 2>&1
-      cd $CURDIR
+      cd $CONFIGURE_START_DIR
 
       if test ! -x $FIXPATH_BIN; then
         AC_MSG_RESULT([no])
@@ -435,7 +435,7 @@ AC_DEFUN_ONCE([BASIC_COMPILE_FIXPATH],
     cd $FIXPATH_DIR
     $FIXPATH $CC $FIXPATH_SRC -Fe$FIXPATH_DIR/fixpath2.exe \
         > $FIXPATH_DIR/fixpath2.log 2>&1
-    cd $CURDIR
+    cd $CONFIGURE_START_DIR
     if test ! -x $FIXPATH_DIR/fixpath2.exe; then
       AC_MSG_RESULT([no])
       cat $FIXPATH_DIR/fixpath2.log