Wed, 16 Dec 2009 12:54:49 -0500
6843629: Make current hotspot build part of jdk5 control build
Summary: Source changes for older compilers plus makefile changes.
Reviewed-by: xlu
1 #
2 # Copyright 1998-2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 # CA 95054 USA or visit www.sun.com if you need additional information or
21 # have any questions.
22 #
23 #
25 # Compiler-specific flags for sparcworks.
27 # tell make which C and C++ compilers to use
28 CC = cc
29 CPP = CC
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
35 NM = /usr/ccs/bin/nm
36 NAWK = /bin/nawk
38 REORDER_FLAG = -xF
40 # Check for the versions of C++ and C compilers ($CPP and $CC) used.
42 # Get the last thing on the line that looks like x.x+ (x is a digit).
43 COMPILER_REV := \
44 $(shell $(CPP) -V 2>&1 | sed -n 's/^.*[ ,\t]C++[ ,\t]\([1-9]\.[0-9][0-9]*\).*/\1/p')
45 C_COMPILER_REV := \
46 $(shell $(CC) -V 2>&1 | sed -n 's/^.*[ ,\t]C[ ,\t]\([1-9]\.[0-9][0-9]*\).*/\1/p')
48 # Pick which compiler is validated
49 ifeq ($(JRE_RELEASE_VER),1.6.0)
50 # Validated compiler for JDK6 is SS11 (5.8)
51 VALIDATED_COMPILER_REV := 5.8
52 VALIDATED_C_COMPILER_REV := 5.8
53 else
54 # Validated compiler for JDK7 is SS12 (5.9)
55 VALIDATED_COMPILER_REV := 5.9
56 VALIDATED_C_COMPILER_REV := 5.9
57 endif
59 # Warning messages about not using the above validated version
60 ENFORCE_COMPILER_REV${ENFORCE_COMPILER_REV} := ${VALIDATED_COMPILER_REV}
61 ifneq (${COMPILER_REV},${ENFORCE_COMPILER_REV})
62 dummy_target_to_enforce_compiler_rev:=\
63 $(shell echo >&2 WARNING: You are using CC version ${COMPILER_REV} \
64 and should be using version ${ENFORCE_COMPILER_REV}. Set ENFORCE_COMPILER_REV=${COMPILER_REV} to avoid this warning.)
65 endif
67 ENFORCE_C_COMPILER_REV${ENFORCE_C_COMPILER_REV} := ${VALIDATED_C_COMPILER_REV}
68 ifneq (${C_COMPILER_REV},${ENFORCE_C_COMPILER_REV})
69 dummy_target_to_enforce_c_compiler_rev:=\
70 $(shell echo >&2 WARNING: You are using cc version ${C_COMPILER_REV} \
71 and should be using version ${ENFORCE_C_COMPILER_REV}. Set ENFORCE_C_COMPILER_REV=${C_COMPILER_REV} to avoid this warning.)
72 endif
74 COMPILER_REV_NUMERIC := $(shell echo $(COMPILER_REV) | awk -F. '{ print $$1 * 100 + $$2 }')
76 # Fail the build if __fabsf is used. __fabsf exists only in Solaris 8 2/04
77 # and newer; objects with a dependency on this symbol will not run on older
78 # Solaris 8.
79 JVM_FAIL_IF_UNDEFINED = __fabsf
81 JVM_CHECK_SYMBOLS = $(NM) -u -p $(LIBJVM.o) | \
82 $(NAWK) -v f="${JVM_FAIL_IF_UNDEFINED}" \
83 'BEGIN { c=split(f,s); rc=0; } \
84 /:$$/ { file = $$1; } \
85 /[^:]$$/ { for(n=1;n<=c;++n) { \
86 if($$1==s[n]) { \
87 printf("JVM_CHECK_SYMBOLS: %s contains illegal symbol %s\n", \
88 file,$$1); \
89 rc=1; \
90 } \
91 } \
92 } \
93 END { exit rc; }'
95 LINK_LIB.CC/PRE_HOOK += $(JVM_CHECK_SYMBOLS) || exit 1;
97 # Some interfaces (_lwp_create) changed with LP64 and Solaris 7
98 SOLARIS_7_OR_LATER := \
99 $(shell uname -r | awk -F. '{ if ($$2 >= 7) print "-DSOLARIS_7_OR_LATER"; }')
100 CFLAGS += ${SOLARIS_7_OR_LATER}
102 # New architecture options started in SS12 (5.9), we need both styles to build.
103 # The older arch options for SS11 (5.8) or older and also for /usr/ccs/bin/as.
104 # Note: default for 32bit sparc is now the same as v8plus, so the
105 # settings below have changed all 32bit sparc builds to be v8plus.
106 ARCHFLAG_OLD/sparc = -xarch=v8plus
107 ARCHFLAG_NEW/sparc = -m32 -xarch=sparc
108 ARCHFLAG_OLD/sparcv9 = -xarch=v9
109 ARCHFLAG_NEW/sparcv9 = -m64 -xarch=sparc
110 ARCHFLAG_OLD/i486 =
111 ARCHFLAG_NEW/i486 = -m32
112 ARCHFLAG_OLD/amd64 = -xarch=amd64
113 ARCHFLAG_NEW/amd64 = -m64
115 # Select the ARCHFLAGs and other SS12 (5.9) options
116 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 509), 1)
117 ARCHFLAG/sparc = $(ARCHFLAG_NEW/sparc)
118 ARCHFLAG/sparcv9 = $(ARCHFLAG_NEW/sparcv9)
119 ARCHFLAG/i486 = $(ARCHFLAG_NEW/i486)
120 ARCHFLAG/amd64 = $(ARCHFLAG_NEW/amd64)
121 else
122 ARCHFLAG/sparc = $(ARCHFLAG_OLD/sparc)
123 ARCHFLAG/sparcv9 = $(ARCHFLAG_OLD/sparcv9)
124 ARCHFLAG/i486 = $(ARCHFLAG_OLD/i486)
125 ARCHFLAG/amd64 = $(ARCHFLAG_OLD/amd64)
126 endif
128 # ARCHFLAGS for the current build arch
129 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
130 AS_ARCHFLAG = $(ARCHFLAG_OLD/$(BUILDARCH))
132 # Optional sub-directory in /usr/lib where BUILDARCH libraries are kept.
133 ISA_DIR=$(ISA_DIR/$(BUILDARCH))
134 ISA_DIR/sparcv9=/sparcv9
135 ISA_DIR/amd64=/amd64
137 # Use these to work around compiler bugs:
138 OPT_CFLAGS/SLOWER=-xO3
139 OPT_CFLAGS/O2=-xO2
140 OPT_CFLAGS/NOOPT=-xO1
142 #################################################
143 # Begin current (>=5.6) Forte compiler options #
144 #################################################
146 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 506), 1)
148 ifeq ("${Platform_arch}", "sparc")
150 # We MUST allow data alignment of 4 for sparc (sparcv9 is ok at 8s)
151 ifndef LP64
152 CFLAGS += -xmemalign=4s
153 endif
155 endif
157 endif
159 #################################################
160 # Begin current (>=5.5) Forte compiler options #
161 #################################################
163 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 505), 1)
165 CFLAGS += $(ARCHFLAG)
166 AOUT_FLAGS += $(ARCHFLAG)
167 LIB_FLAGS += $(ARCHFLAG)
168 LFLAGS += $(ARCHFLAG)
170 ifeq ("${Platform_arch}", "sparc")
172 # Flags for Optimization
174 # [phh] Commented out pending verification that we do indeed want
175 # to potentially bias against u1 and u3 targets.
176 #CFLAGS += -xchip=ultra2
178 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
180 endif # sparc
182 ifeq ("${Platform_arch_model}", "x86_32")
184 OPT_CFLAGS=-xtarget=pentium $(EXTRA_OPT_CFLAGS)
186 # UBE (CC 5.5) has bug 4923569 with -xO4
187 OPT_CFLAGS+=-xO3
189 endif # 32bit x86
191 ifeq ("${Platform_arch_model}", "x86_64")
193 ASFLAGS += $(AS_ARCHFLAG)
194 CFLAGS += $(ARCHFLAG/amd64)
195 # this one seemed useless
196 LFLAGS_VM += $(ARCHFLAG/amd64)
197 # this one worked
198 LFLAGS += $(ARCHFLAG/amd64)
199 AOUT_FLAGS += $(ARCHFLAG/amd64)
201 # -xO3 is faster than -xO4 on specjbb with SS10 compiler
202 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
204 endif # 64bit x86
206 # Inline functions
207 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_${Platform_arch}/vm/solaris_${Platform_arch_model}.il
209 # no more exceptions
210 CFLAGS/NOEX=-features=no%except
213 # avoid compilation problems arising from fact that C++ compiler tries
214 # to search for external template definition by just compiling additional
215 # source files in th same context
216 CFLAGS += -template=no%extdef
218 # Reduce code bloat by reverting back to 5.0 behavior for static initializers
219 CFLAGS += -features=no%split_init
221 # Use -D_Crun_inline_placement so we don't get references to
222 # __1c2n6FIpv_0_ or void*operator new(unsigned,void*)
223 # This avoids the hard requirement of the newer Solaris C++ runtime patches.
224 # NOTE: This is an undocumented feature of the SS10 compiler. See 6306698.
225 CFLAGS += -D_Crun_inline_placement
227 # PIC is safer for SPARC, and is considerably slower
228 # a file foo.o which wants to compile -pic can set "PICFLAG/foo.o = -PIC"
229 PICFLAG = -KPIC
230 PICFLAG/DEFAULT = $(PICFLAG)
231 # [RGV] Need to figure which files to remove to get link to work
232 #PICFLAG/BETTER = -pic
233 PICFLAG/BETTER = $(PICFLAG/DEFAULT)
234 PICFLAG/BYFILE = $(PICFLAG/$@)$(PICFLAG/DEFAULT$(PICFLAG/$@))
236 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
237 MAPFLAG = -M FILENAME
239 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
240 SONAMEFLAG = -h SONAME
242 # Build shared library
243 SHARED_FLAG = -G
245 # We don't need libCstd.so and librwtools7.so, only libCrun.so
246 CFLAGS += -library=%none
247 LFLAGS += -library=%none
249 LFLAGS += -mt
251 endif # COMPILER_REV_NUMERIC >= 505
253 ######################################
254 # End 5.5 Forte compiler options #
255 ######################################
257 ######################################
258 # Begin 5.2 Forte compiler options #
259 ######################################
261 ifeq ($(COMPILER_REV_NUMERIC), 502)
263 CFLAGS += $(ARCHFLAG)
264 AOUT_FLAGS += $(ARCHFLAG)
265 LIB_FLAGS += $(ARCHFLAG)
266 LFLAGS += $(ARCHFLAG)
268 ifeq ("${Platform_arch}", "sparc")
270 # Flags for Optimization
272 # [phh] Commented out pending verification that we do indeed want
273 # to potentially bias against u1 and u3 targets.
274 #CFLAGS += -xchip=ultra2
276 ifdef LP64
277 # SC5.0 tools on v9 are flakey at -xO4
278 # [phh] Is this still true for 6.1?
279 OPT_CFLAGS=-xO3 $(EXTRA_OPT_CFLAGS)
280 else
281 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
282 endif
284 endif # sparc
286 ifeq ("${Platform_arch_model}", "x86_32")
288 OPT_CFLAGS=-xtarget=pentium $(EXTRA_OPT_CFLAGS)
290 # SC5.0 tools on x86 are flakey at -xO4
291 # [phh] Is this still true for 6.1?
292 OPT_CFLAGS+=-xO3
294 endif # 32bit x86
296 # no more exceptions
297 CFLAGS/NOEX=-noex
299 # Inline functions
300 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_${Platform_arch}/vm/solaris_${Platform_arch_model}.il
302 # Reduce code bloat by reverting back to 5.0 behavior for static initializers
303 CFLAGS += -Qoption ccfe -one_static_init
305 # PIC is safer for SPARC, and is considerably slower
306 # a file foo.o which wants to compile -pic can set "PICFLAG/foo.o = -PIC"
307 PICFLAG = -KPIC
308 PICFLAG/DEFAULT = $(PICFLAG)
309 # [RGV] Need to figure which files to remove to get link to work
310 #PICFLAG/BETTER = -pic
311 PICFLAG/BETTER = $(PICFLAG/DEFAULT)
312 PICFLAG/BYFILE = $(PICFLAG/$@)$(PICFLAG/DEFAULT$(PICFLAG/$@))
314 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
315 MAPFLAG = -M FILENAME
317 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
318 SONAMEFLAG = -h SONAME
320 # Build shared library
321 SHARED_FLAG = -G
323 # Would be better if these weren't needed, since we link with CC, but
324 # at present removing them causes run-time errors
325 LFLAGS += -library=Crun
326 LIBS += -library=Crun -lCrun
328 endif # COMPILER_REV_NUMERIC == 502
330 ##################################
331 # End 5.2 Forte compiler options #
332 ##################################
334 ##################################
335 # Begin old 5.1 compiler options #
336 ##################################
337 ifeq ($(COMPILER_REV_NUMERIC), 501)
339 _JUNK_ := $(shell echo >&2 \
340 "*** ERROR: sparkWorks.make incomplete for 5.1 compiler")
341 @exit 1
342 endif
343 ##################################
344 # End old 5.1 compiler options #
345 ##################################
347 ##################################
348 # Begin old 5.0 compiler options #
349 ##################################
351 ifeq (${COMPILER_REV_NUMERIC}, 500)
353 # Had to hoist this higher apparently because of other changes. Must
354 # come before -xarch specification.
355 # NOTE: native says optimize for the machine doing the compile, bad news.
356 CFLAGS += -xtarget=native
358 CFLAGS += $(ARCHFLAG)
359 AOUT_FLAGS += $(ARCHFLAG)
360 LIB_FLAGS += $(ARCHFLAG)
361 LFLAGS += $(ARCHFLAG)
363 CFLAGS += -library=iostream
364 LFLAGS += -library=iostream -library=Crun
365 LIBS += -library=iostream -library=Crun -lCrun
367 # Flags for Optimization
368 ifdef LP64
369 # SC5.0 tools on v9 are flakey at -xO4
370 OPT_CFLAGS=-xO3 $(EXTRA_OPT_CFLAGS)
371 else
372 OPT_CFLAGS=-xO4 $(EXTRA_OPT_CFLAGS)
373 endif
375 ifeq ("${Platform_arch}", "sparc")
377 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_sparc/vm/atomic_solaris_sparc.il
379 endif # sparc
381 ifeq ("${Platform_arch_model}", "x86_32")
382 OPT_CFLAGS=-xtarget=pentium $(EXTRA_OPT_CFLAGS)
383 ifeq ("${COMPILER_REV_NUMERIC}", "500")
384 # SC5.0 tools on x86 are flakey at -xO4
385 OPT_CFLAGS+=-xO3
386 else
387 OPT_CFLAGS+=-xO4
388 endif
390 CFLAGS += $(GAMMADIR)/src/os_cpu/solaris_x86/vm/solaris_x86_32.il
392 endif # 32bit x86
394 # The following options run into misaligned ldd problem (raj)
395 #OPT_CFLAGS = -fast -O4 $(ARCHFLAG/sparc) -xchip=ultra
397 # no more exceptions
398 CFLAGS/NOEX=-noex
400 # PIC is safer for SPARC, and is considerably slower
401 # a file foo.o which wants to compile -pic can set "PICFLAG/foo.o = -PIC"
402 PICFLAG = -PIC
403 PICFLAG/DEFAULT = $(PICFLAG)
404 # [RGV] Need to figure which files to remove to get link to work
405 #PICFLAG/BETTER = -pic
406 PICFLAG/BETTER = $(PICFLAG/DEFAULT)
407 PICFLAG/BYFILE = $(PICFLAG/$@)$(PICFLAG/DEFAULT$(PICFLAG/$@))
409 endif # COMPILER_REV_NUMERIC = 500
411 ################################
412 # End old 5.0 compiler options #
413 ################################
415 ifeq ("${COMPILER_REV_NUMERIC}", "402")
416 # 4.2 COMPILERS SHOULD NO LONGER BE USED
417 _JUNK_ := $(shell echo >&2 \
418 "*** ERROR: SC4.2 compilers are not supported by this code base!")
419 @exit 1
420 endif
422 # do not include shared lib path in a.outs
423 AOUT_FLAGS += -norunpath
424 LFLAGS_VM = -norunpath -z noversion
426 # need position-indep-code for shared libraries
427 # (ild appears to get errors on PIC code, so we'll try non-PIC for debug)
428 ifeq ($(PICFLAGS),DEFAULT)
429 VM_PICFLAG/LIBJVM = $(PICFLAG/DEFAULT)
430 else
431 VM_PICFLAG/LIBJVM = $(PICFLAG/BYFILE)
432 endif
433 VM_PICFLAG/AOUT =
435 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO))
436 CFLAGS += $(VM_PICFLAG)
438 # less dynamic linking (no PLTs, please)
439 #LIB_FLAGS += $(LINK_MODE)
440 # %%%%% despite -znodefs, -Bsymbolic gets link errors -- Rose
442 LINK_MODE = $(LINK_MODE/$(VERSION))
443 LINK_MODE/debug =
444 LINK_MODE/optimized = -Bsymbolic -znodefs
446 # Have thread local errnos
447 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 505), 1)
448 CFLAGS += -mt
449 else
450 CFLAGS += -D_REENTRANT
451 endif
453 ifdef CC_INTERP
454 # C++ Interpreter
455 CFLAGS += -DCC_INTERP
456 endif
458 # Flags for Debugging
459 DEBUG_CFLAGS = -g
460 FASTDEBUG_CFLAGS = -g0
461 # The -g0 setting allows the C++ frontend to inline, which is a big win.
463 # Special global options for SS12
464 ifeq ($(COMPILER_REV_NUMERIC),509)
465 # There appears to be multiple issues with the new Dwarf2 debug format, so
466 # we tell the compiler to use the older 'stabs' debug format all the time.
467 # Note that this needs to be used in optimized compiles too to be 100%.
468 # This is a workaround for SS12 (5.9) bug 6694600
469 CFLAGS += -xdebugformat=stabs
470 endif
472 # Enable the following CFLAGS additions if you need to compare the
473 # built ELF objects.
474 #
475 # The -g option makes static data global and the "-Qoption ccfe
476 # -xglobalstatic" option tells the compiler to not globalize static
477 # data using a unique globalization prefix. Instead force the use of
478 # a static globalization prefix based on the source filepath so the
479 # objects from two identical compilations are the same.
480 #DEBUG_CFLAGS += -Qoption ccfe -xglobalstatic
481 #FASTDEBUG_CFLAGS += -Qoption ccfe -xglobalstatic
483 ifeq (${COMPILER_REV_NUMERIC}, 502)
484 COMPILER_DATE := $(shell $(CPP) -V 2>&1 | sed -n '/^.*[ ]C++[ ]\([1-9]\.[0-9][0-9]*\)/p' | awk '{ print $$NF; }')
485 ifeq (${COMPILER_DATE}, 2001/01/31)
486 # disable -g0 in fastdebug since SC6.1 dated 2001/01/31 seems to be buggy
487 # use an innocuous value because it will get -g if it's empty
488 FASTDEBUG_CFLAGS = -c
489 endif
490 endif
492 # Uncomment or 'gmake CFLAGS_BROWSE=-sbfast' to get source browser information.
493 # CFLAGS_BROWSE = -sbfast
494 CFLAGS += $(CFLAGS_BROWSE)
496 # ILD is gone as of SS11 (5.8), not supportted in SS10 (5.7)
497 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \< 507), 1)
498 # use ild when debugging (but when optimizing we want reproducible results)
499 ILDFLAG = $(ILDFLAG/$(VERSION))
500 ILDFLAG/debug = -xildon
501 ILDFLAG/optimized =
502 AOUT_FLAGS += $(ILDFLAG)
503 endif
505 # Where to put the *.o files (a.out, or shared library)?
506 LINK_INTO = $(LINK_INTO/$(VERSION))
507 LINK_INTO/debug = LIBJVM
508 LINK_INTO/optimized = LIBJVM
510 # We link the debug version into the a.out because:
511 # 1. ild works on a.out but not shared libraries, and using ild
512 # can cut rebuild times by 25% for small changes. (ILD is gone in SS11)
513 # 2. dbx cannot gracefully set breakpoints in shared libraries
514 #
516 # apply this setting to link into the shared library even in the debug version:
517 ifdef LP64
518 LINK_INTO = LIBJVM
519 else
520 #LINK_INTO = LIBJVM
521 endif
523 MCS = /usr/ccs/bin/mcs
524 STRIP = /usr/ccs/bin/strip
526 # Solaris platforms collect lots of redundant file-ident lines,
527 # to the point of wasting a significant percentage of file space.
528 # (The text is stored in ELF .comment sections, contributed by
529 # all "#pragma ident" directives in header and source files.)
530 # This command "compresses" the .comment sections simply by
531 # removing repeated lines. The data can be extracted from
532 # binaries in the field by using "mcs -p libjvm.so" or the older
533 # command "what libjvm.so".
534 LINK_LIB.CC/POST_HOOK += $(MCS) -c $@ || exit 1;
535 # (The exit 1 is necessary to cause a build failure if the command fails and
536 # multiple commands are strung together, and the final semicolon is necessary
537 # since the hook must terminate itself as a valid command.)
539 # Also, strip debug and line number information (worth about 1.7Mb).
540 STRIP_LIB.CC/POST_HOOK = $(STRIP) -x $@ || exit 1;
541 # STRIP_LIB.CC/POST_HOOK is incorporated into LINK_LIB.CC/POST_HOOK
542 # in certain configurations, such as product.make. Other configurations,
543 # such as debug.make, do not include the strip operation.