320 # Build shared library
321 SHARED_FLAG = -shared
322
323 # Keep symbols even they are not used
324 AOUT_FLAGS += -Xlinker -export-dynamic
325
326 #------------------------------------------------------------------------
327 # Debug flags
328
329 ifeq ($(USE_CLANG), true)
330 # Restrict the debug information created by Clang to avoid
331 # too big object files and speed the build up a little bit
332 # (see http://llvm.org/bugs/show_bug.cgi?id=7554)
333 CFLAGS += -flimit-debug-info
334 endif
335
336 # DEBUG_BINARIES uses full -g debug information for all configs
337 ifeq ($(DEBUG_BINARIES), true)
338 CFLAGS += -g
339 else
340 # Use the stabs format for debugging information (this is the default
341 # on gcc-2.91). It's good enough, has all the information about line
342 # numbers and local variables, and libjvm.so is only about 16M.
343 # Change this back to "-g" if you want the most expressive format.
344 # (warning: that could easily inflate libjvm.so to 150M!)
345 # Note: The Itanium gcc compiler crashes when using -gstabs.
346 DEBUG_CFLAGS/ia64 = -g
347 DEBUG_CFLAGS/amd64 = -g
348 DEBUG_CFLAGS/arm = -g
349 DEBUG_CFLAGS/ppc = -g
350 DEBUG_CFLAGS/ppc64 = -g
351 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))
352 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),)
353 ifeq ($(USE_CLANG), true)
354 # Clang doesn't understand -gstabs
355 DEBUG_CFLAGS += -g
356 else
357 DEBUG_CFLAGS += -gstabs
358 endif
359 endif
360
361 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
362 FASTDEBUG_CFLAGS/ia64 = -g
363 FASTDEBUG_CFLAGS/amd64 = -g
364 FASTDEBUG_CFLAGS/arm = -g
365 FASTDEBUG_CFLAGS/ppc = -g
366 FASTDEBUG_CFLAGS/ppc64 = -g
367 FASTDEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))
368 ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),)
369 ifeq ($(USE_CLANG), true)
370 # Clang doesn't understand -gstabs
371 FASTDEBUG_CFLAGS += -g
372 else
373 FASTDEBUG_CFLAGS += -gstabs
374 endif
375 endif
376
377 OPT_CFLAGS/ia64 = -g
378 OPT_CFLAGS/amd64 = -g
379 OPT_CFLAGS/arm = -g
380 OPT_CFLAGS/ppc = -g
381 OPT_CFLAGS/ppc64 = -g
382 OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH))
383 ifeq ($(OPT_CFLAGS/$(BUILDARCH)),)
384 ifeq ($(USE_CLANG), true)
385 # Clang doesn't understand -gstabs
386 OPT_CFLAGS += -g
387 else
388 OPT_CFLAGS += -gstabs
389 endif
390 endif
391 endif
392 endif
393
394 # If we are building HEADLESS, pass on to VM
395 # so it can set the java.awt.headless property
396 ifdef HEADLESS
397 CFLAGS += -DHEADLESS
398 endif
399
400 # We are building Embedded for a small device
401 # favor code space over speed
402 ifdef MINIMIZE_RAM_USAGE
403 CFLAGS += -DMINIMIZE_RAM_USAGE
404 endif
405
406 # Stack walking in the JVM relies on frame pointer (%rbp) to walk thread stack.
407 # Explicitly specify -fno-omit-frame-pointer because it is off by default
408 # starting with gcc 4.6.
409 ifndef USE_SUNCC
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320 # Build shared library
321 SHARED_FLAG = -shared
322
323 # Keep symbols even they are not used
324 AOUT_FLAGS += -Xlinker -export-dynamic
325
326 #------------------------------------------------------------------------
327 # Debug flags
328
329 ifeq ($(USE_CLANG), true)
330 # Restrict the debug information created by Clang to avoid
331 # too big object files and speed the build up a little bit
332 # (see http://llvm.org/bugs/show_bug.cgi?id=7554)
333 CFLAGS += -flimit-debug-info
334 endif
335
336 # DEBUG_BINARIES uses full -g debug information for all configs
337 ifeq ($(DEBUG_BINARIES), true)
338 CFLAGS += -g
339 else
340 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))
341 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),)
342 DEBUG_CFLAGS += -g
343 endif
344
345 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
346 FASTDEBUG_CFLAGS += $(FASTDEBUG_CFLAGS/$(BUILDARCH))
347 ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),)
348 FASTDEBUG_CFLAGS += -g
349 endif
350
351 OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH))
352 ifeq ($(OPT_CFLAGS/$(BUILDARCH)),)
353 OPT_CFLAGS += -g
354 endif
355 endif
356 endif
357
358 # If we are building HEADLESS, pass on to VM
359 # so it can set the java.awt.headless property
360 ifdef HEADLESS
361 CFLAGS += -DHEADLESS
362 endif
363
364 # We are building Embedded for a small device
365 # favor code space over speed
366 ifdef MINIMIZE_RAM_USAGE
367 CFLAGS += -DMINIMIZE_RAM_USAGE
368 endif
369
370 # Stack walking in the JVM relies on frame pointer (%rbp) to walk thread stack.
371 # Explicitly specify -fno-omit-frame-pointer because it is off by default
372 # starting with gcc 4.6.
373 ifndef USE_SUNCC
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