jdk8-mips64-public/hotspot: make/solaris/makefiles/gcc.make@f4414323345f

7116081: USE_PRECOMPILED_HEADER=0 triggers a single threaded build of the JVM
Summary: Changed the conditional to see if the precompiled header has been specified. Also, removed the unused PrecompiledOption.
Reviewed-by: dholmes, brutisso

1 #

     2 # Copyright (c) 1998, 2011, 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 #

    25 #------------------------------------------------------------------------

    26 # CC, CPP & AS

    28 CPP = g++

    29 CC  = gcc

    30 AS  = $(CC) -c

    32 Compiler = gcc

    34 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only

    35 # prints the numbers (e.g. "2.95", "3.2.1")

    36 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1)

    37 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2)

    39 # Check for the versions of C++ and C compilers ($CPP and $CC) used.

    41 # Get the last thing on the line that looks like x.x+ (x is a digit).

    42 COMPILER_REV := \

    43 $(shell $(CPP) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1)

    44 C_COMPILER_REV := \

    45 $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2)

    48 # check for precompiled headers support

    49 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"

    50 # Allow the user to turn off precompiled headers from the command line.

    51 ifneq ($(USE_PRECOMPILED_HEADER),0)

    52 PRECOMPILED_HEADER_DIR=.

    53 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp

    54 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch

    55 endif

    56 endif

    59 #------------------------------------------------------------------------

    60 # Compiler flags

    62 # position-independent code

    63 PICFLAG = -fPIC

    65 VM_PICFLAG/LIBJVM = $(PICFLAG)

    66 VM_PICFLAG/AOUT   =

    67 VM_PICFLAG        = $(VM_PICFLAG/$(LINK_INTO))

    69 CFLAGS += $(VM_PICFLAG)

    70 CFLAGS += -fno-rtti

    71 CFLAGS += -fno-exceptions

    72 CFLAGS += -D_REENTRANT

    73 CFLAGS += -fcheck-new

    75 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))

    77 ARCHFLAG/sparc   = -m32 -mcpu=v9

    78 ARCHFLAG/sparcv9 = -m64 -mcpu=v9

    79 ARCHFLAG/i486    = -m32 -march=i586

    80 ARCHFLAG/amd64   = -m64 -march=k8

    83 # Optional sub-directory in /usr/lib where BUILDARCH libraries are kept.

    84 ISA_DIR=$(ISA_DIR/$(BUILDARCH))

    85 ISA_DIR/amd64=/amd64

    86 ISA_DIR/i486=

    87 ISA_DIR/sparcv9=/64

    90 CFLAGS     += $(ARCHFLAG)

    91 AOUT_FLAGS += $(ARCHFLAG)

    92 LFLAGS     += $(ARCHFLAG)

    93 ASFLAGS    += $(ARCHFLAG)

    95 ifeq ($(BUILDARCH), amd64)

    96 ASFLAGS += -march=k8  -march=amd64

    97 LFLAGS += -march=k8

    98 endif

   101 # Use C++ Interpreter

   102 ifdef CC_INTERP

   103   CFLAGS += -DCC_INTERP

   104 endif

   106 # Keep temporary files (.ii, .s)

   107 ifdef NEED_ASM

   108   CFLAGS += -save-temps

   109 else

   110   CFLAGS += -pipe

   111 endif

   114 # Compiler warnings are treated as errors

   115 WARNINGS_ARE_ERRORS = -Werror

   116 # Enable these warnings. See 'info gcc' about details on these options

   117 ADDITIONAL_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare

   118 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ADDITIONAL_WARNINGS)

   119 # Special cases

   120 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))

   122 # The flags to use for an Optimized g++ build

   123 OPT_CFLAGS += -O3

   125 # Hotspot uses very unstrict aliasing turn this optimization off

   126 OPT_CFLAGS += -fno-strict-aliasing

   128 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp

   129 # if we use expensive-optimizations

   130 # Note: all ia64 setting reflect the ones for linux

   131 # No actial testing was performed: there is no Solaris on ia64 presently

   132 ifeq ($(BUILDARCH), ia64)

   133 OPT_CFLAGS/bytecodeInterpreter.o += -fno-expensive-optimizations

   134 endif

   136 OPT_CFLAGS/NOOPT=-O0

   138 # Flags for generating make dependency flags.

   139 ifneq ("${CC_VER_MAJOR}", "2")

   140 DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)

   141 endif

   143 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.

   144 ifeq ($(USE_PRECOMPILED_HEADER),0)

   145 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER

   146 endif

   148 #------------------------------------------------------------------------

   149 # Linker flags

   151 # statically link libstdc++.so, work with gcc but ignored by g++

   152 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic

   154 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x.

   155 ifneq ("${CC_VER_MAJOR}", "2")

   156 STATIC_LIBGCC += -static-libgcc

   157 endif

   159 ifeq ($(BUILDARCH), ia64)

   160 # Note: all ia64 setting reflect the ones for linux

   161 # No actial testing was performed: there is no Solaris on ia64 presently

   162 LFLAGS += -Wl,-relax

   163 endif

   165 ifdef USE_GNULD

   166 # Enable linker optimization

   167 LFLAGS += -Xlinker -O1

   169 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.

   170 MAPFLAG = -Xlinker --version-script=FILENAME

   171 else

   172 MAPFLAG = -Xlinker -M -Xlinker FILENAME

   173 endif

   175 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj

   176 SONAMEFLAG = -Xlinker -soname=SONAME

   178 # Build shared library

   179 SHARED_FLAG = -shared

   181 #------------------------------------------------------------------------

   182 # Debug flags

   184 # Use the stabs format for debugging information (this is the default

   185 # on gcc-2.91). It's good enough, has all the information about line

   186 # numbers and local variables, and libjvm_g.so is only about 16M.

   187 # Change this back to "-g" if you want the most expressive format.

   188 # (warning: that could easily inflate libjvm_g.so to 150M!)

   189 # Note: The Itanium gcc compiler crashes when using -gstabs.

   190 DEBUG_CFLAGS/ia64  = -g

   191 DEBUG_CFLAGS/amd64 = -g

   192 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))

   193 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),)

   194 DEBUG_CFLAGS += -gstabs

   195 endif

   197 MCS = /usr/ccs/bin/mcs

Mercurial > jdk8-mips64-public > hotspot / file revision

make/solaris/makefiles/gcc.make@f4414323345f

make/solaris/makefiles/gcc.make