55 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
  56 # Allow the user to turn off precompiled headers from the command line.
  57 ifneq ($(USE_PRECOMPILED_HEADER),0)
  58 PRECOMPILED_HEADER_DIR=.
  59 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
  60 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
  61 endif
  62 endif
  63 
  64 
  65 #------------------------------------------------------------------------
  66 # Compiler flags
  67 
  68 # position-independent code
  69 PICFLAG = -fPIC
  70 
  71 VM_PICFLAG/LIBJVM = $(PICFLAG)
  72 VM_PICFLAG/AOUT   =
  73 VM_PICFLAG        = $(VM_PICFLAG/$(LINK_INTO))
  74 
  75 ifeq ($(ZERO_BUILD), true)
  76 CFLAGS += $(LIBFFI_CFLAGS)
  77 endif
  78 ifeq ($(SHARK_BUILD), true)

  79 CFLAGS += $(LLVM_CFLAGS)
  80 endif
  81 CFLAGS += $(VM_PICFLAG)
  82 CFLAGS += -fno-rtti
  83 CFLAGS += -fno-exceptions
  84 CFLAGS += -D_REENTRANT
  85 CFLAGS += -fcheck-new
  86 # version 4 and above support fvisibility=hidden (matches jni_x86.h file)
  87 # except 4.1.2 gives pointless warnings that can't be disabled (afaik)
  88 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
  89 CFLAGS += -fvisibility=hidden
  90 endif
  91 
  92 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
  93 ARCHFLAG/i486    = -m32 -march=i586
  94 ARCHFLAG/amd64   = -m64
  95 ARCHFLAG/ia64    =
  96 ARCHFLAG/sparc   = -m32 -mcpu=v9
  97 ARCHFLAG/sparcv9 = -m64 -mcpu=v9
  98 ARCHFLAG/arm     =  -fsigned-char

  55 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
  56 # Allow the user to turn off precompiled headers from the command line.
  57 ifneq ($(USE_PRECOMPILED_HEADER),0)
  58 PRECOMPILED_HEADER_DIR=.
  59 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
  60 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
  61 endif
  62 endif
  63 
  64 
  65 #------------------------------------------------------------------------
  66 # Compiler flags
  67 
  68 # position-independent code
  69 PICFLAG = -fPIC
  70 
  71 VM_PICFLAG/LIBJVM = $(PICFLAG)
  72 VM_PICFLAG/AOUT   =
  73 VM_PICFLAG        = $(VM_PICFLAG/$(LINK_INTO))
  74 
  75 ifeq ($(JVM_VARIANT_ZERO), true)
  76 CFLAGS += $(LIBFFI_CFLAGS)
  77 endif
  78 ifeq ($(JVM_VARIANT_ZEROSHARK), true)
  79 CFLAGS += $(LIBFFI_CFLAGS)
  80 CFLAGS += $(LLVM_CFLAGS)
  81 endif
  82 CFLAGS += $(VM_PICFLAG)
  83 CFLAGS += -fno-rtti
  84 CFLAGS += -fno-exceptions
  85 CFLAGS += -D_REENTRANT
  86 CFLAGS += -fcheck-new
  87 # version 4 and above support fvisibility=hidden (matches jni_x86.h file)
  88 # except 4.1.2 gives pointless warnings that can't be disabled (afaik)
  89 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
  90 CFLAGS += -fvisibility=hidden
  91 endif
  92 
  93 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
  94 ARCHFLAG/i486    = -m32 -march=i586
  95 ARCHFLAG/amd64   = -m64
  96 ARCHFLAG/ia64    =
  97 ARCHFLAG/sparc   = -m32 -mcpu=v9
  98 ARCHFLAG/sparcv9 = -m64 -mcpu=v9
  99 ARCHFLAG/arm     =  -fsigned-char