1 #
2 # Copyright (c) 1998, 2015, 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.
8 #
9 # This code is distributed in the hope that it will be useful, but WITHOUT
10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 # version 2 for more details (a copy is included in the LICENSE file that
13 # accompanied this code).
14 #
15 # You should have received a copy of the GNU General Public License version
16 # 2 along with this work; if not, write to the Free Software Foundation,
17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 #
19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 # or visit www.oracle.com if you need additional information or have any
21 # questions.
22 #
23 #
24
25 # If a SPEC is not set already, then use these defaults.
26 ifeq ($(SPEC),)
27 # Compiler-specific flags for sparcworks.
28 CC = cc
29 CXX = CC
30
31 # Note that this 'as' is an older version of the Sun Studio 'fbe', and will
32 # use the older style options. The 'fbe' options will match 'cc' and 'CC'.
33 AS = /usr/ccs/bin/as
34
35 NM = /usr/ccs/bin/nm
36 NAWK = /bin/nawk
37
38 MCS = /usr/ccs/bin/mcs
39 STRIP = /usr/ccs/bin/strip
40 endif
41
42 # Check for the versions of C++ and C compilers ($CXX and $CC) used.
43
44 # Get the last thing on the line that looks like x.x+ (x is a digit).
45 COMPILER_REV := \
46 $(shell $(CXX) -V 2>&1 | sed -n 's/^.*[ ,\t]C++[ ,\t]\([1-9]\.[0-9][0-9]*\).*/\1/p')
47 CC_COMPILER_REV := \
48 $(shell $(CC) -V 2>&1 | sed -n 's/^.*[ ,\t]C[ ,\t]\([1-9]\.[0-9][0-9]*\).*/\1/p')
49
50 # Pick which compiler is validated
51 # Validated compiler for JDK9 is SS12.3 (5.12)
52 VALIDATED_COMPILER_REVS := 5.12
53 VALIDATED_CC_COMPILER_REVS := 5.12
54
55 # Warning messages about not using the above validated versions
56 ENFORCE_COMPILER_REV${ENFORCE_COMPILER_REV} := $(strip ${VALIDATED_COMPILER_REVS})
57 ifeq ($(filter ${ENFORCE_COMPILER_REV},${COMPILER_REV}),)
58 PRINTABLE_CC_REVS := $(subst $(shell echo ' '), or ,${ENFORCE_COMPILER_REV})
59 dummy_var_to_enforce_compiler_rev := $(shell \
60 echo >&2 WARNING: You are using CC version ${COMPILER_REV} and \
61 should be using version ${PRINTABLE_CC_REVS}.; \
62 echo >&2 Set ENFORCE_COMPILER_REV=${COMPILER_REV} to avoid this \
63 warning.)
64 endif
65
66 ENFORCE_CC_COMPILER_REV${ENFORCE_CC_COMPILER_REV} := $(strip ${VALIDATED_CC_COMPILER_REVS})
67 ifeq ($(filter ${ENFORCE_CC_COMPILER_REV},${CC_COMPILER_REV}),)
68 PRINTABLE_C_REVS := $(subst $(shell echo ' '), or ,${ENFORCE_CC_COMPILER_REV})
69 dummy_var_to_enforce_c_compiler_rev := $(shell \
70 echo >&2 WARNING: You are using cc version ${CC_COMPILER_REV} and \
71 should be using version ${PRINTABLE_C_REVS}.; \
72 echo >&2 Set ENFORCE_CC_COMPILER_REV=${CC_COMPILER_REV} to avoid this \
73 warning.)
74 endif
75
76 COMPILER_REV_NUMERIC := $(shell echo $(COMPILER_REV) | awk -F. '{ print $$1 * 100 + $$2 }')
77
78 # Fail the build if __fabsf is used. __fabsf exists only in Solaris 8 2/04
79 # and newer; objects with a dependency on this symbol will not run on older
80 # Solaris 8.
81 JVM_FAIL_IF_UNDEFINED = __fabsf
82
83 JVM_CHECK_SYMBOLS = $(NM) -u -p $(LIBJVM.o) | \
84 $(NAWK) -v f="${JVM_FAIL_IF_UNDEFINED}" \
85 'BEGIN { c=split(f,s); rc=0; } \
86 /:$$/ { file = $$1; } \
87 /[^:]$$/ { for(n=1;n<=c;++n) { \
88 if($$1==s[n]) { \
89 printf("JVM_CHECK_SYMBOLS: %s contains illegal symbol %s\n", \
90 file,$$1); \
91 rc=1; \
92 } \
93 } \
94 } \
95 END { exit rc; }'
96
97 LINK_LIB.CXX/PRE_HOOK += $(JVM_CHECK_SYMBOLS) || exit 1;
98
99 # New architecture options started in SS12 (5.9), we need both styles to build.
100 # The older arch options for SS11 (5.8) or older and also for /usr/ccs/bin/as.
101 # Note: default for 32bit sparc is now the same as v8plus, so the
102 # settings below have changed all 32bit sparc builds to be v8plus.
103 ARCHFLAG_OLD/sparc = -xarch=v8plus
104 ARCHFLAG_NEW/sparc = -m32 -xarch=sparc
105 ARCHFLAG_OLD/sparcv9 = -xarch=v9
106 ARCHFLAG_NEW/sparcv9 = -m64 -xarch=sparc
107 ARCHFLAG_OLD/i486 =
108 ARCHFLAG_NEW/i486 = -m32
109 ARCHFLAG_OLD/amd64 = -xarch=amd64
110 ARCHFLAG_NEW/amd64 = -m64
111
112 # Select the ARCHFLAGs and other SS12 (5.9) options
113 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 509), 1)
114 ARCHFLAG/sparc = $(ARCHFLAG_NEW/sparc)
115 ARCHFLAG/sparcv9 = $(ARCHFLAG_NEW/sparcv9)
116 ARCHFLAG/i486 = $(ARCHFLAG_NEW/i486)
117 ARCHFLAG/amd64 = $(ARCHFLAG_NEW/amd64)
118 else
119 ARCHFLAG/sparc = $(ARCHFLAG_OLD/sparc)
120 ARCHFLAG/sparcv9 = $(ARCHFLAG_OLD/sparcv9)
121 ARCHFLAG/i486 = $(ARCHFLAG_OLD/i486)
122 ARCHFLAG/amd64 = $(ARCHFLAG_OLD/amd64)
123 endif
124
125 # ARCHFLAGS for the current build arch
126 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
127 AS_ARCHFLAG = $(ARCHFLAG_OLD/$(BUILDARCH))
128
129 # Optional sub-directory in /usr/lib where BUILDARCH libraries are kept.
130 ISA_DIR=$(ISA_DIR/$(BUILDARCH))
131 ISA_DIR/sparcv9=/sparcv9
132 ISA_DIR/amd64=/amd64
133
134 # Use these to work around compiler bugs:
135 OPT_CFLAGS/SLOWER=-xO3
136 OPT_CFLAGS/O2=-xO2
137 OPT_CFLAGS/NOOPT=-xO1
138
139 # Flags for creating the dependency files.
140 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 509), 1)
141 DEPFLAGS = -xMMD -xMF $(DEP_DIR)/$(@:%=%.d)
142 endif
143
144 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
145 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
146
147 # Compiler warnings are treated as errors
148 CFLAGS_WARN = -xwe
149
150 ################################################
151 # Begin current (>=5.9) Forte compiler options #
152 #################################################
153
154 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 509), 1)
155 ifeq ($(Platform_arch), x86)
156 OPT_CFLAGS/NO_TAIL_CALL_OPT = -Wu,-O~yz
157 OPT_CCFLAGS/NO_TAIL_CALL_OPT = -Qoption ube -O~yz
158 OPT_CFLAGS/stubGenerator_x86_32.o = $(OPT_CFLAGS) -xspace
159 OPT_CFLAGS/stubGenerator_x86_64.o = $(OPT_CFLAGS) -xspace
160 endif # Platform_arch == x86
161 ifeq ("${Platform_arch}", "sparc")
162 OPT_CFLAGS/stubGenerator_sparc.o = $(OPT_CFLAGS) -xspace
163 endif
164 endif # COMPILER_REV_NUMERIC >= 509
165
166 #################################################
167 # Begin current (>=5.6) Forte compiler options #
168 #################################################
169
170 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 506), 1)
171
172 ifeq ("${Platform_arch}", "sparc")
173
174 # We MUST allow data alignment of 4 for sparc (sparcv9 is ok at 8s)
175 ifndef LP64
176 CFLAGS += -xmemalign=4s
177 endif
178
179 endif
180
181 endif
182
183 #################################################
184 # Begin current (>=5.5) Forte compiler options #
185 #################################################
186
187 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 505), 1)
188
189 CFLAGS += $(ARCHFLAG)
190 AOUT_FLAGS += $(ARCHFLAG)
191 LIB_FLAGS += $(ARCHFLAG)
192 LFLAGS += $(ARCHFLAG)
193
194 ifeq ("${Platform_arch}", "sparc")
195
196 # Flags for Optimization
197
198 # [phh] Commented out pending verification that we do indeed want
199 # to potentially bias against u1 and u3 targets.
200 #CFLAGS += -xchip=ultra2
201
202 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
203
204 endif # sparc
205
206 ifeq ("${Platform_arch_model}", "x86_32")
207
208 OPT_CFLAGS=-xtarget=pentium -xO4 $(EXTRA_OPT_CFLAGS)
209
210 endif # 32bit x86
211
212 ifeq ("${Platform_arch_model}", "x86_64")
213
214 ASFLAGS += $(AS_ARCHFLAG)
215 CFLAGS += $(ARCHFLAG/amd64)
216 # this one seemed useless
217 LFLAGS_VM += $(ARCHFLAG/amd64)
218 # this one worked
219 LFLAGS += $(ARCHFLAG/amd64)
220 AOUT_FLAGS += $(ARCHFLAG/amd64)
221
222 # -xO3 is faster than -xO4 on specjbb with SS10 compiler
223 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
224
225 endif # 64bit x86
226
227 # Inline functions
228 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_${Platform_arch}/vm/solaris_${Platform_arch_model}.il
229
230 # no more exceptions
231 CFLAGS/NOEX=-features=no%except
232
233
234 # avoid compilation problems arising from fact that C++ compiler tries
235 # to search for external template definition by just compiling additional
236 # source files in th same context
237 CFLAGS += -template=no%extdef
238
239 # Reduce code bloat by reverting back to 5.0 behavior for static initializers
240 CFLAGS += -features=no%split_init
241
242 # Use -D_Crun_inline_placement so we don't get references to
243 # __1c2n6FIpv_0_ or void*operator new(unsigned,void*)
244 # This avoids the hard requirement of the newer Solaris C++ runtime patches.
245 # NOTE: This is an undocumented feature of the SS10 compiler. See 6306698.
246 CFLAGS += -D_Crun_inline_placement
247
248 # PIC is safer for SPARC, and is considerably slower
249 # a file foo.o which wants to compile -pic can set "PICFLAG/foo.o = -PIC"
250 PICFLAG = -KPIC
251 PICFLAG/DEFAULT = $(PICFLAG)
252 # [RGV] Need to figure which files to remove to get link to work
253 #PICFLAG/BETTER = -pic
254 PICFLAG/BETTER = $(PICFLAG/DEFAULT)
255 PICFLAG/BYFILE = $(PICFLAG/$@)$(PICFLAG/DEFAULT$(PICFLAG/$@))
256
257 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
258 MAPFLAG = -M FILENAME
259
260 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
261 SONAMEFLAG = -h SONAME
262
263 # Build shared library
264 SHARED_FLAG = -G
265
266 # We don't need libCstd.so and librwtools7.so, only libCrun.so
267 CFLAGS += -library=%none
268 LFLAGS += -library=%none
269
270 LFLAGS += -mt
271
272 endif # COMPILER_REV_NUMERIC >= 505
273
274 ######################################
275 # End 5.5 Forte compiler options #
276 ######################################
277
278 ######################################
279 # Begin 5.2 Forte compiler options #
280 ######################################
281
282 ifeq ($(COMPILER_REV_NUMERIC), 502)
283
284 CFLAGS += $(ARCHFLAG)
285 AOUT_FLAGS += $(ARCHFLAG)
286 LIB_FLAGS += $(ARCHFLAG)
287 LFLAGS += $(ARCHFLAG)
288
289 ifeq ("${Platform_arch}", "sparc")
290
291 # Flags for Optimization
292
293 # [phh] Commented out pending verification that we do indeed want
294 # to potentially bias against u1 and u3 targets.
295 #CFLAGS += -xchip=ultra2
296
297 ifdef LP64
298 # SC5.0 tools on v9 are flakey at -xO4
299 # [phh] Is this still true for 6.1?
300 OPT_CFLAGS=-xO3 $(EXTRA_OPT_CFLAGS)
301 else
302 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
303 endif
304
305 endif # sparc
306
307 ifeq ("${Platform_arch_model}", "x86_32")
308
309 OPT_CFLAGS=-xtarget=pentium $(EXTRA_OPT_CFLAGS)
310
311 # SC5.0 tools on x86 are flakey at -xO4
312 # [phh] Is this still true for 6.1?
313 OPT_CFLAGS+=-xO3
314
315 endif # 32bit x86
316
317 # no more exceptions
318 CFLAGS/NOEX=-noex
319
320 # Inline functions
321 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_${Platform_arch}/vm/solaris_${Platform_arch_model}.il
322
323 # Reduce code bloat by reverting back to 5.0 behavior for static initializers
324 CFLAGS += -Qoption ccfe -one_static_init
325
326 # PIC is safer for SPARC, and is considerably slower
327 # a file foo.o which wants to compile -pic can set "PICFLAG/foo.o = -PIC"
328 PICFLAG = -KPIC
329 PICFLAG/DEFAULT = $(PICFLAG)
330 # [RGV] Need to figure which files to remove to get link to work
331 #PICFLAG/BETTER = -pic
332 PICFLAG/BETTER = $(PICFLAG/DEFAULT)
333 PICFLAG/BYFILE = $(PICFLAG/$@)$(PICFLAG/DEFAULT$(PICFLAG/$@))
334
335 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
336 MAPFLAG = -M FILENAME
337
338 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
339 SONAMEFLAG = -h SONAME
340
341 # Build shared library
342 SHARED_FLAG = -G
343
344 # Would be better if these weren't needed, since we link with CC, but
345 # at present removing them causes run-time errors
346 LFLAGS += -library=Crun
347 LIBS += -library=Crun -lCrun
348
349 endif # COMPILER_REV_NUMERIC == 502
350
351 ##################################
352 # End 5.2 Forte compiler options #
353 ##################################
354
355 ##################################
356 # Begin old 5.1 compiler options #
357 ##################################
358 ifeq ($(COMPILER_REV_NUMERIC), 501)
359
360 _JUNK_ := $(shell echo >&2 \
361 "*** ERROR: sparkWorks.make incomplete for 5.1 compiler")
362 @exit 1
363 endif
364 ##################################
365 # End old 5.1 compiler options #
366 ##################################
367
368 ##################################
369 # Begin old 5.0 compiler options #
370 ##################################
371
372 ifeq (${COMPILER_REV_NUMERIC}, 500)
373
374 # Had to hoist this higher apparently because of other changes. Must
375 # come before -xarch specification.
376 # NOTE: native says optimize for the machine doing the compile, bad news.
377 CFLAGS += -xtarget=native
378
379 CFLAGS += $(ARCHFLAG)
380 AOUT_FLAGS += $(ARCHFLAG)
381 LIB_FLAGS += $(ARCHFLAG)
382 LFLAGS += $(ARCHFLAG)
383
384 CFLAGS += -library=iostream
385 LFLAGS += -library=iostream -library=Crun
386 LIBS += -library=iostream -library=Crun -lCrun
387
388 # Flags for Optimization
389 ifdef LP64
390 # SC5.0 tools on v9 are flakey at -xO4
391 OPT_CFLAGS=-xO3 $(EXTRA_OPT_CFLAGS)
392 else
393 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
394 endif
395
396 ifeq ("${Platform_arch}", "sparc")
397
398 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_sparc/vm/atomic_solaris_sparc.il
399
400 endif # sparc
401
402 ifeq ("${Platform_arch_model}", "x86_32")
403 OPT_CFLAGS=-xtarget=pentium $(EXTRA_OPT_CFLAGS)
404 ifeq ("${COMPILER_REV_NUMERIC}", "500")
405 # SC5.0 tools on x86 are flakey at -xO4
406 OPT_CFLAGS+=-xO3
407 else
408 OPT_CFLAGS+=-xO4
409 endif
410
411 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_x86/vm/solaris_x86_32.il
412
413 endif # 32bit x86
414
415 # The following options run into misaligned ldd problem (raj)
416 #OPT_CFLAGS = -fast -O4 $(ARCHFLAG/sparc) -xchip=ultra
417
418 # no more exceptions
419 CFLAGS/NOEX=-noex
420
421 # PIC is safer for SPARC, and is considerably slower
422 # a file foo.o which wants to compile -pic can set "PICFLAG/foo.o = -PIC"
423 PICFLAG = -PIC
424 PICFLAG/DEFAULT = $(PICFLAG)
425 # [RGV] Need to figure which files to remove to get link to work
426 #PICFLAG/BETTER = -pic
427 PICFLAG/BETTER = $(PICFLAG/DEFAULT)
428 PICFLAG/BYFILE = $(PICFLAG/$@)$(PICFLAG/DEFAULT$(PICFLAG/$@))
429
430 endif # COMPILER_REV_NUMERIC = 500
431
432 ################################
433 # End old 5.0 compiler options #
434 ################################
435
436 ifeq ("${COMPILER_REV_NUMERIC}", "402")
437 # 4.2 COMPILERS SHOULD NO LONGER BE USED
438 _JUNK_ := $(shell echo >&2 \
439 "*** ERROR: SC4.2 compilers are not supported by this code base!")
440 @exit 1
441 endif
442
443 # do not include shared lib path in a.outs
444 AOUT_FLAGS += -norunpath
445 LFLAGS_VM = -norunpath -z noversion
446
447 # need position-indep-code for shared libraries
448 # (ild appears to get errors on PIC code, so we'll try non-PIC for debug)
449 ifeq ($(PICFLAGS),DEFAULT)
450 VM_PICFLAG/LIBJVM = $(PICFLAG/DEFAULT)
451 else
452 VM_PICFLAG/LIBJVM = $(PICFLAG/BYFILE)
453 endif
454 VM_PICFLAG/AOUT =
455
456 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO))
457 CFLAGS += $(VM_PICFLAG)
458
459 # less dynamic linking (no PLTs, please)
460 #LIB_FLAGS += $(LINK_MODE)
461 # %%%%% despite -znodefs, -Bsymbolic gets link errors -- Rose
462
463 LINK_MODE = $(LINK_MODE/$(VERSION))
464 LINK_MODE/debug =
465 LINK_MODE/optimized = -Bsymbolic -znodefs
466
467 # Have thread local errnos
468 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 505), 1)
469 CFLAGS += -mt
470 else
471 CFLAGS += -D_REENTRANT
472 endif
473
474 ifdef CC_INTERP
475 # C++ Interpreter
476 CFLAGS += -DCC_INTERP
477 endif
478
479 # Flags for Debugging
480 # The -g0 setting allows the C++ frontend to inline, which is a big win.
481 # The -xs setting disables 'lazy debug info' which puts everything in
482 # the .so instead of requiring the '.o' files.
483 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
484 OPT_CFLAGS += -g0 -xs
485 endif
486 DEBUG_CFLAGS = -g
487 FASTDEBUG_CFLAGS = -g0
488 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
489 DEBUG_CFLAGS += -xs
490 FASTDEBUG_CFLAGS += -xs
491 endif
492
493 # Enable the following CFLAGS additions if you need to compare the
494 # built ELF objects.
495 #
496 # The -g option makes static data global and the "-Qoption ccfe
497 # -xglobalstatic" option tells the compiler to not globalize static
498 # data using a unique globalization prefix. Instead force the use of
499 # a static globalization prefix based on the source filepath so the
500 # objects from two identical compilations are the same.
501 # EXTRA_CFLAGS only covers vm_version.cpp for some reason
502 #EXTRA_CFLAGS += -Qoption ccfe -xglobalstatic
503 #OPT_CFLAGS += -Qoption ccfe -xglobalstatic
504 #DEBUG_CFLAGS += -Qoption ccfe -xglobalstatic
505 #FASTDEBUG_CFLAGS += -Qoption ccfe -xglobalstatic
506
507 ifeq (${COMPILER_REV_NUMERIC}, 502)
508 COMPILER_DATE := $(shell $(CXX) -V 2>&1 | sed -n '/^.*[ ]C++[ ]\([1-9]\.[0-9][0-9]*\)/p' | awk '{ print $$NF; }')
509 ifeq (${COMPILER_DATE}, 2001/01/31)
510 # disable -g0 in fastdebug since SC6.1 dated 2001/01/31 seems to be buggy
511 # use an innocuous value because it will get -g if it's empty
512 FASTDEBUG_CFLAGS = -c
513 endif
514 endif
515
516 # Uncomment or 'gmake CFLAGS_BROWSE=-sbfast' to get source browser information.
517 # CFLAGS_BROWSE = -sbfast
518 CFLAGS += $(CFLAGS_BROWSE)
519
520 # ILD is gone as of SS11 (5.8), not supportted in SS10 (5.7)
521 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \< 507), 1)
522 # use ild when debugging (but when optimizing we want reproducible results)
523 ILDFLAG = $(ILDFLAG/$(VERSION))
524 ILDFLAG/debug = -xildon
525 ILDFLAG/optimized =
526 AOUT_FLAGS += $(ILDFLAG)
527 endif
528
529 # Where to put the *.o files (a.out, or shared library)?
530 LINK_INTO = $(LINK_INTO/$(VERSION))
531 LINK_INTO/debug = LIBJVM
532 LINK_INTO/optimized = LIBJVM
533
534 # We link the debug version into the a.out because:
535 # 1. ild works on a.out but not shared libraries, and using ild
536 # can cut rebuild times by 25% for small changes. (ILD is gone in SS11)
537 # 2. dbx cannot gracefully set breakpoints in shared libraries
538 #
539
540 # apply this setting to link into the shared library even in the debug version:
541 ifdef LP64
542 LINK_INTO = LIBJVM
543 else
544 #LINK_INTO = LIBJVM
545 endif
546
547 # Solaris platforms collect lots of redundant file-ident lines,
548 # to the point of wasting a significant percentage of file space.
549 # (The text is stored in ELF .comment sections, contributed by
550 # all "#pragma ident" directives in header and source files.)
551 # This command "compresses" the .comment sections simply by
552 # removing repeated lines. The data can be extracted from
553 # binaries in the field by using "mcs -p libjvm.so" or the older
554 # command "what libjvm.so".
555 LINK_LIB.CXX/POST_HOOK += $(MCS) -c $@ || exit 1;
556 # (The exit 1 is necessary to cause a build failure if the command fails and
557 # multiple commands are strung together, and the final semicolon is necessary
558 # since the hook must terminate itself as a valid command.)
559
560 # Also, strip debug and line number information (worth about 1.7Mb).
561 # If we can create .debuginfo files, then the VM is stripped in vm.make
562 # and this macro is not used.
563 STRIP_LIB.CXX/POST_HOOK = $(STRIP) -x $@ || exit 1;
564 # STRIP_LIB.CXX/POST_HOOK is incorporated into LINK_LIB.CXX/POST_HOOK
565 # in certain configurations, such as product.make. Other configurations,
566 # such as debug.make, do not include the strip operation.