hotspot.m4 revision 2400:5068c84c0844
1#
2# Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
3# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4#
5# This code is free software; you can redistribute it and/or modify it
6# under the terms of the GNU General Public License version 2 only, as
7# published by the Free Software Foundation.  Oracle designates this
8# particular file as subject to the "Classpath" exception as provided
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10#
11# This code is distributed in the hope that it will be useful, but WITHOUT
12# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14# version 2 for more details (a copy is included in the LICENSE file that
15# accompanied this code).
16#
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19# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20#
21# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22# or visit www.oracle.com if you need additional information or have any
23# questions.
24#
25
26# All valid JVM features, regardless of platform
27VALID_JVM_FEATURES="compiler1 compiler2 zero shark minimal dtrace jvmti jvmci \
28    graal fprof vm-structs jni-check services management all-gcs nmt cds static-build aot"
29
30# All valid JVM variants
31VALID_JVM_VARIANTS="server client minimal core zero zeroshark custom"
32
33###############################################################################
34# Check if the specified JVM variant should be built. To be used in shell if
35# constructs, like this:
36# if HOTSPOT_CHECK_JVM_VARIANT(server); then
37#
38# Only valid to use after HOTSPOT_SETUP_JVM_VARIANTS has setup variants.
39
40# Definition kept in one line to allow inlining in if statements.
41# Additional [] needed to keep m4 from mangling shell constructs.
42AC_DEFUN([HOTSPOT_CHECK_JVM_VARIANT],
43[ [ [[ " $JVM_VARIANTS " =~ " $1 " ]] ] ])
44
45###############################################################################
46# Check if the specified JVM features are explicitly enabled. To be used in
47# shell if constructs, like this:
48# if HOTSPOT_CHECK_JVM_FEATURE(jvmti); then
49#
50# Only valid to use after HOTSPOT_SETUP_JVM_FEATURES has setup features.
51
52# Definition kept in one line to allow inlining in if statements.
53# Additional [] needed to keep m4 from mangling shell constructs.
54AC_DEFUN([HOTSPOT_CHECK_JVM_FEATURE],
55[ [ [[ " $JVM_FEATURES " =~ " $1 " ]] ] ])
56
57###############################################################################
58# Check which variants of the JVM that we want to build. Available variants are:
59#   server: normal interpreter, and a tiered C1/C2 compiler
60#   client: normal interpreter, and C1 (no C2 compiler)
61#   minimal: reduced form of client with optional features stripped out
62#   core: normal interpreter only, no compiler
63#   zero: C++ based interpreter only, no compiler
64#   zeroshark: C++ based interpreter, and a llvm-based compiler
65#   custom: baseline JVM with no default features
66#
67AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_VARIANTS],
68[
69  AC_ARG_WITH([jvm-variants], [AS_HELP_STRING([--with-jvm-variants],
70      [JVM variants (separated by commas) to build (server,client,minimal,core,zero,zeroshark,custom) @<:@server@:>@])])
71
72  if test "x$with_jvm_variants" = x; then
73    with_jvm_variants="server"
74  fi
75  JVM_VARIANTS_OPT="$with_jvm_variants"
76
77  # Has the user listed more than one variant?
78  # Additional [] needed to keep m4 from mangling shell constructs.
79  if [ [[ "$JVM_VARIANTS_OPT" =~ "," ]] ]; then
80    BUILDING_MULTIPLE_JVM_VARIANTS=true
81  else
82    BUILDING_MULTIPLE_JVM_VARIANTS=false
83  fi
84  # Replace the commas with AND for use in the build directory name.
85  JVM_VARIANTS_WITH_AND=`$ECHO "$JVM_VARIANTS_OPT" | $SED -e 's/,/AND/g'`
86
87  AC_MSG_CHECKING([which variants of the JVM to build])
88  # JVM_VARIANTS is a space-separated list.
89  # Also use minimal, not minimal1 (which is kept for backwards compatibility).
90  JVM_VARIANTS=`$ECHO $JVM_VARIANTS_OPT | $SED -e 's/,/ /g' -e 's/minimal1/minimal/'`
91  AC_MSG_RESULT([$JVM_VARIANTS])
92
93  # Check that the selected variants are valid
94
95  # grep filter function inspired by a comment to http://stackoverflow.com/a/1617326
96  # Notice that the original variant failes on SLES 10 and 11
97  NEEDLE=${VALID_JVM_VARIANTS// /$'\n'}
98  STACK=${JVM_VARIANTS// /$'\n'}
99  INVALID_VARIANTS=`$GREP -Fvx "${NEEDLE}" <<< "${STACK}"`
100  if test "x$INVALID_VARIANTS" != x; then
101    AC_MSG_NOTICE([Unknown variant(s) specified: $INVALID_VARIANTS])
102    AC_MSG_ERROR([The available JVM variants are: $VALID_JVM_VARIANTS])
103  fi
104
105  # All "special" variants share the same output directory ("server")
106  VALID_MULTIPLE_JVM_VARIANTS="server client minimal"
107  NEEDLE=${VALID_MULTIPLE_JVM_VARIANTS// /$'\n'}
108  STACK=${JVM_VARIANTS// /$'\n'}
109  INVALID_MULTIPLE_VARIANTS=`$GREP -Fvx "${NEEDLE}" <<< "${STACK}"`
110  if  test "x$INVALID_MULTIPLE_VARIANTS" != x && test "x$BUILDING_MULTIPLE_JVM_VARIANTS" = xtrue; then
111    AC_MSG_ERROR([You cannot build multiple variants with anything else than $VALID_MULTIPLE_JVM_VARIANTS.])
112  fi
113
114  # The "main" variant is the one used by other libs to link against during the
115  # build.
116  if test "x$BUILDING_MULTIPLE_JVM_VARIANTS" = "xtrue"; then
117    MAIN_VARIANT_PRIO_ORDER="server client minimal"
118    for variant in $MAIN_VARIANT_PRIO_ORDER; do
119      if HOTSPOT_CHECK_JVM_VARIANT($variant); then
120        JVM_VARIANT_MAIN="$variant"
121        break
122      fi
123    done
124  else
125    JVM_VARIANT_MAIN="$JVM_VARIANTS"
126  fi
127
128  AC_SUBST(JVM_VARIANTS)
129  AC_SUBST(VALID_JVM_VARIANTS)
130  AC_SUBST(JVM_VARIANT_MAIN)
131
132  if HOTSPOT_CHECK_JVM_VARIANT(zero) || HOTSPOT_CHECK_JVM_VARIANT(zeroshark); then
133    # zero behaves as a platform and rewrites these values. This is really weird. :(
134    # We are guaranteed that we do not build any other variants when building zero.
135    HOTSPOT_TARGET_CPU=zero
136    HOTSPOT_TARGET_CPU_ARCH=zero
137  fi
138])
139
140###############################################################################
141# Check if dtrace should be enabled and has all prerequisites present.
142#
143AC_DEFUN_ONCE([HOTSPOT_SETUP_DTRACE],
144[
145  # Test for dtrace dependencies
146  AC_ARG_ENABLE([dtrace], [AS_HELP_STRING([--enable-dtrace@<:@=yes/no/auto@:>@],
147      [enable dtrace. Default is auto, where dtrace is enabled if all dependencies
148      are present.])])
149
150  DTRACE_DEP_MISSING=false
151
152  AC_MSG_CHECKING([for dtrace tool])
153  if test "x$DTRACE" != "x" && test -x "$DTRACE"; then
154    AC_MSG_RESULT([$DTRACE])
155  else
156    AC_MSG_RESULT([not found, cannot build dtrace])
157    DTRACE_DEP_MISSING=true
158  fi
159
160  AC_CHECK_HEADERS([sys/sdt.h], [DTRACE_HEADERS_OK=yes],[DTRACE_HEADERS_OK=no])
161  if test "x$DTRACE_HEADERS_OK" != "xyes"; then
162    DTRACE_DEP_MISSING=true
163  fi
164
165  AC_MSG_CHECKING([if dtrace should be built])
166  if test "x$enable_dtrace" = "xyes"; then
167    if test "x$DTRACE_DEP_MISSING" = "xtrue"; then
168      AC_MSG_RESULT([no, missing dependencies])
169      HELP_MSG_MISSING_DEPENDENCY([dtrace])
170      AC_MSG_ERROR([Cannot enable dtrace with missing dependencies. See above. $HELP_MSG])
171    else
172      INCLUDE_DTRACE=true
173      AC_MSG_RESULT([yes, forced])
174    fi
175  elif test "x$enable_dtrace" = "xno"; then
176    INCLUDE_DTRACE=false
177    AC_MSG_RESULT([no, forced])
178  elif test "x$enable_dtrace" = "xauto" || test "x$enable_dtrace" = "x"; then
179    if test "x$DTRACE_DEP_MISSING" = "xtrue"; then
180      INCLUDE_DTRACE=false
181      AC_MSG_RESULT([no, missing dependencies])
182    else
183      INCLUDE_DTRACE=true
184      AC_MSG_RESULT([yes, dependencies present])
185    fi
186  else
187    AC_MSG_ERROR([Invalid value for --enable-dtrace: $enable_dtrace])
188  fi
189  AC_SUBST(INCLUDE_DTRACE)
190])
191
192################################################################################
193# Check if AOT should be enabled
194#
195AC_DEFUN_ONCE([HOTSPOT_ENABLE_DISABLE_AOT],
196[
197  AC_ARG_ENABLE([aot], [AS_HELP_STRING([--enable-aot@<:@=yes/no/auto@:>@],
198      [enable ahead of time compilation feature. Default is auto, where aot is enabled if all dependencies are present.])])
199
200  if test "x$enable_aot" = "x" || test "x$enable_aot" = "xauto"; then
201    ENABLE_AOT="true"
202  elif test "x$enable_aot" = "xyes"; then
203    ENABLE_AOT="true"
204  elif test "x$enable_aot" = "xno"; then
205    ENABLE_AOT="false"
206    AC_MSG_CHECKING([if aot should be enabled])
207    AC_MSG_RESULT([no, forced])
208  else
209    AC_MSG_ERROR([Invalid value for --enable-aot: $enable_aot])
210  fi
211
212  if test "x$ENABLE_AOT" = "xtrue"; then
213    # Only enable AOT on linux-X64.
214    if test "x$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU" = "xlinux-x86_64"; then
215      if test -e "$HOTSPOT_TOPDIR/src/jdk.aot"; then
216        if test -e "$HOTSPOT_TOPDIR/src/jdk.vm.compiler"; then
217          ENABLE_AOT="true"
218        else
219          ENABLE_AOT="false"
220          if test "x$enable_aot" = "xyes"; then
221            AC_MSG_ERROR([Cannot build AOT without hotspot/src/jdk.vm.compiler sources. Remove --enable-aot.])
222          fi
223        fi
224      else
225        ENABLE_AOT="false"
226        if test "x$enable_aot" = "xyes"; then
227          AC_MSG_ERROR([Cannot build AOT without hotspot/src/jdk.aot sources. Remove --enable-aot.])
228        fi
229      fi
230    else
231      ENABLE_AOT="false"
232      if test "x$enable_aot" = "xyes"; then
233        AC_MSG_ERROR([AOT is currently only supported on Linux-x86_64. Remove --enable-aot.])
234      fi
235    fi
236  fi
237
238  AC_SUBST(ENABLE_AOT)
239])
240
241###############################################################################
242# Set up all JVM features for each JVM variant.
243#
244AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_FEATURES],
245[
246  # The user can in some cases supply additional jvm features. For the custom
247  # variant, this defines the entire variant.
248  AC_ARG_WITH([jvm-features], [AS_HELP_STRING([--with-jvm-features],
249      [additional JVM features to enable (separated by comma),  use '--help' to show possible values @<:@none@:>@])])
250  if test "x$with_jvm_features" != x; then
251    AC_MSG_CHECKING([additional JVM features])
252    JVM_FEATURES=`$ECHO $with_jvm_features | $SED -e 's/,/ /g'`
253    AC_MSG_RESULT([$JVM_FEATURES])
254  fi
255
256  # Verify that dependencies are met for explicitly set features.
257  if HOTSPOT_CHECK_JVM_FEATURE(jvmti) && ! HOTSPOT_CHECK_JVM_FEATURE(services); then
258    AC_MSG_ERROR([Specified JVM feature 'jvmti' requires feature 'services'])
259  fi
260
261  if HOTSPOT_CHECK_JVM_FEATURE(management) && ! HOTSPOT_CHECK_JVM_FEATURE(nmt); then
262    AC_MSG_ERROR([Specified JVM feature 'management' requires feature 'nmt'])
263  fi
264
265  if HOTSPOT_CHECK_JVM_FEATURE(jvmci) && ! (HOTSPOT_CHECK_JVM_FEATURE(compiler1) || HOTSPOT_CHECK_JVM_FEATURE(compiler2)); then
266    AC_MSG_ERROR([Specified JVM feature 'jvmci' requires feature 'compiler2' or 'compiler1'])
267  fi
268
269  if HOTSPOT_CHECK_JVM_FEATURE(compiler2) && ! HOTSPOT_CHECK_JVM_FEATURE(all-gcs); then
270    AC_MSG_ERROR([Specified JVM feature 'compiler2' requires feature 'all-gcs'])
271  fi
272
273  if HOTSPOT_CHECK_JVM_FEATURE(vm-structs) && ! HOTSPOT_CHECK_JVM_FEATURE(all-gcs); then
274    AC_MSG_ERROR([Specified JVM feature 'vm-structs' requires feature 'all-gcs'])
275  fi
276
277  # Turn on additional features based on other parts of configure
278  if test "x$INCLUDE_DTRACE" = "xtrue"; then
279    JVM_FEATURES="$JVM_FEATURES dtrace"
280  else
281    if HOTSPOT_CHECK_JVM_FEATURE(dtrace); then
282      AC_MSG_ERROR([To enable dtrace, you must use --enable-dtrace])
283    fi
284  fi
285
286  if test "x$STATIC_BUILD" = "xtrue"; then
287    JVM_FEATURES="$JVM_FEATURES static-build"
288  else
289    if HOTSPOT_CHECK_JVM_FEATURE(static-build); then
290      AC_MSG_ERROR([To enable static-build, you must use --enable-static-build])
291    fi
292  fi
293
294  if ! HOTSPOT_CHECK_JVM_VARIANT(zero) && ! HOTSPOT_CHECK_JVM_VARIANT(zeroshark); then
295    if HOTSPOT_CHECK_JVM_FEATURE(zero); then
296      AC_MSG_ERROR([To enable zero/zeroshark, you must use --with-jvm-variants=zero/zeroshark])
297    fi
298  fi
299
300  if ! HOTSPOT_CHECK_JVM_VARIANT(zeroshark); then
301    if HOTSPOT_CHECK_JVM_FEATURE(shark); then
302      AC_MSG_ERROR([To enable shark, you must use --with-jvm-variants=zeroshark])
303    fi
304  fi
305
306  # Only enable jvmci on x86_64, sparcv9 and aarch64.
307  if test "x$OPENJDK_TARGET_CPU" = "xx86_64" || \
308     test "x$OPENJDK_TARGET_CPU" = "xsparcv9" || \
309     test "x$OPENJDK_TARGET_CPU" = "xaarch64" ; then
310    JVM_FEATURES_jvmci="jvmci"
311  else
312    JVM_FEATURES_jvmci=""
313  fi
314
315  AC_MSG_CHECKING([if jdk.vm.compiler should be built])
316  if HOTSPOT_CHECK_JVM_FEATURE(graal); then
317    AC_MSG_RESULT([yes, forced])
318    if test "x$JVM_FEATURES_jvmci" != "xjvmci" ; then
319      AC_MSG_ERROR([Specified JVM feature 'graal' requires feature 'jvmci'])
320    fi
321    INCLUDE_GRAAL="true"
322  else
323    # By default enable graal build where AOT is available
324    if test "x$ENABLE_AOT" = "xtrue"; then
325      AC_MSG_RESULT([yes])
326      JVM_FEATURES_graal="graal"
327      INCLUDE_GRAAL="true"
328    else
329      AC_MSG_RESULT([no])
330      JVM_FEATURES_graal=""
331      INCLUDE_GRAAL="false"
332    fi
333  fi
334
335  AC_SUBST(INCLUDE_GRAAL)
336
337  AC_MSG_CHECKING([if aot should be enabled])
338  if test "x$ENABLE_AOT" = "xtrue"; then
339    if test "x$enable_aot" = "xyes"; then
340      AC_MSG_RESULT([yes, forced])
341    else
342      AC_MSG_RESULT([yes])
343    fi
344    JVM_FEATURES_aot="aot"
345  else
346    if test "x$enable_aot" = "xno"; then
347      AC_MSG_RESULT([no, forced])
348    else
349      AC_MSG_RESULT([no])
350    fi
351    JVM_FEATURES_aot=""
352  fi
353
354  # All variants but minimal (and custom) get these features
355  NON_MINIMAL_FEATURES="$NON_MINIMAL_FEATURES jvmti fprof vm-structs jni-check services management all-gcs nmt cds"
356
357  # Enable features depending on variant.
358  JVM_FEATURES_server="compiler1 compiler2 $NON_MINIMAL_FEATURES $JVM_FEATURES $JVM_FEATURES_jvmci $JVM_FEATURES_aot $JVM_FEATURES_graal"
359  JVM_FEATURES_client="compiler1 $NON_MINIMAL_FEATURES $JVM_FEATURES $JVM_FEATURES_jvmci"
360  JVM_FEATURES_core="$NON_MINIMAL_FEATURES $JVM_FEATURES"
361  JVM_FEATURES_minimal="compiler1 minimal $JVM_FEATURES"
362  JVM_FEATURES_zero="zero $NON_MINIMAL_FEATURES $JVM_FEATURES"
363  JVM_FEATURES_zeroshark="zero shark $NON_MINIMAL_FEATURES $JVM_FEATURES"
364  JVM_FEATURES_custom="$JVM_FEATURES"
365
366  AC_SUBST(JVM_FEATURES_server)
367  AC_SUBST(JVM_FEATURES_client)
368  AC_SUBST(JVM_FEATURES_core)
369  AC_SUBST(JVM_FEATURES_minimal)
370  AC_SUBST(JVM_FEATURES_zero)
371  AC_SUBST(JVM_FEATURES_zeroshark)
372  AC_SUBST(JVM_FEATURES_custom)
373
374  # Used for verification of Makefiles by check-jvm-feature
375  AC_SUBST(VALID_JVM_FEATURES)
376
377  # We don't support --with-jvm-interpreter anymore, use zero instead.
378  BASIC_DEPRECATED_ARG_WITH(jvm-interpreter)
379])
380
381###############################################################################
382# Validate JVM features once all setup is complete, including custom setup.
383#
384AC_DEFUN_ONCE([HOTSPOT_VALIDATE_JVM_FEATURES],
385[
386  # Keep feature lists sorted and free of duplicates
387  JVM_FEATURES_server="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_server | $SORT -u))"
388  JVM_FEATURES_client="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_client | $SORT -u))"
389  JVM_FEATURES_core="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_core | $SORT -u))"
390  JVM_FEATURES_minimal="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_minimal | $SORT -u))"
391  JVM_FEATURES_zero="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_zero | $SORT -u))"
392  JVM_FEATURES_zeroshark="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_zeroshark | $SORT -u))"
393  JVM_FEATURES_custom="$($ECHO $($PRINTF '%s\n' $JVM_FEATURES_custom | $SORT -u))"
394
395  # Validate features
396  for variant in $JVM_VARIANTS; do
397    AC_MSG_CHECKING([JVM features for JVM variant '$variant'])
398    features_var_name=JVM_FEATURES_$variant
399    JVM_FEATURES_TO_TEST=${!features_var_name}
400    AC_MSG_RESULT([$JVM_FEATURES_TO_TEST])
401    NEEDLE=${VALID_JVM_FEATURES// /$'\n'}
402    STACK=${JVM_FEATURES_TO_TEST// /$'\n'}
403    INVALID_FEATURES=`$GREP -Fvx "${NEEDLE}" <<< "${STACK}"`
404    if test "x$INVALID_FEATURES" != x; then
405      AC_MSG_ERROR([Invalid JVM feature(s): $INVALID_FEATURES])
406    fi
407  done
408])
409
410################################################################################
411# Check if gtest should be built
412#
413AC_DEFUN_ONCE([HOTSPOT_ENABLE_DISABLE_GTEST],
414[
415  AC_ARG_ENABLE([hotspot-gtest], [AS_HELP_STRING([--disable-hotspot-gtest],
416      [Disables building of the Hotspot unit tests])])
417
418  if test -e "$HOTSPOT_TOPDIR/test/native"; then
419    GTEST_DIR_EXISTS="true"
420  else
421    GTEST_DIR_EXISTS="false"
422  fi
423
424  AC_MSG_CHECKING([if Hotspot gtest unit tests should be built])
425  if test "x$enable_hotspot_gtest" = "xyes"; then
426    if test "x$GTEST_DIR_EXISTS" = "xtrue"; then
427      AC_MSG_RESULT([yes, forced])
428      BUILD_GTEST="true"
429    else
430      AC_MSG_ERROR([Cannot build gtest without the test source])
431    fi
432  elif test "x$enable_hotspot_gtest" = "xno"; then
433    AC_MSG_RESULT([no, forced])
434    BUILD_GTEST="false"
435  elif test "x$enable_hotspot_gtest" = "x"; then
436    if test "x$GTEST_DIR_EXISTS" = "xtrue" && test "x$OPENJDK_TARGET_OS" != "xaix"; then
437      AC_MSG_RESULT([yes])
438      BUILD_GTEST="true"
439    else
440      AC_MSG_RESULT([no])
441      BUILD_GTEST="false"
442    fi
443  else
444    AC_MSG_ERROR([--enable-gtest must be either yes or no])
445  fi
446
447  AC_SUBST(BUILD_GTEST)
448])
449