Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: make/solaris/makefiles/gcc.make
make/solaris/makefiles/gcc.make
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| 1 # | |
| 2 # Copyright (c) 1998, 2013, 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 #------------------------------------------------------------------------ | |
| 26 # CC, CXX & AS | |
| 27 | |
| 28 # If a SPEC is not set already, then use these defaults. | |
| 29 ifeq ($(SPEC),) | |
| 30 CXX = g++ | |
| 31 CC = gcc | |
| 32 AS = $(CC) -c | |
| 33 MCS = /usr/ccs/bin/mcs | |
| 34 endif | |
| 35 | |
| 36 Compiler = gcc | |
| 37 | |
| 38 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
| 39 # prints the numbers (e.g. "2.95", "3.2.1") | |
| 40 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
| 41 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
| 42 | |
| 43 # Check for the versions of C++ and C compilers ($CXX and $CC) used. | |
| 44 | |
| 45 # Get the last thing on the line that looks like x.x+ (x is a digit). | |
| 46 COMPILER_REV := \ | |
| 47 $(shell $(CXX) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
| 48 CC_COMPILER_REV := \ | |
| 49 $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
| 50 | |
| 51 | |
| 52 # check for precompiled headers support | |
| 53 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
| 54 # Allow the user to turn off precompiled headers from the command line. | |
| 55 ifneq ($(USE_PRECOMPILED_HEADER),0) | |
| 56 PRECOMPILED_HEADER_DIR=. | |
| 57 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
| 58 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch | |
| 59 endif | |
| 60 endif | |
| 61 | |
| 62 | |
| 63 #------------------------------------------------------------------------ | |
| 64 # Compiler flags | |
| 65 | |
| 66 # position-independent code | |
| 67 PICFLAG = -fPIC | |
| 68 | |
| 69 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
| 70 VM_PICFLAG/AOUT = | |
| 71 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
| 72 | |
| 73 CFLAGS += $(VM_PICFLAG) | |
| 74 CFLAGS += -fno-rtti | |
| 75 CFLAGS += -fno-exceptions | |
| 76 CFLAGS += -D_REENTRANT | |
| 77 CFLAGS += -fcheck-new | |
| 78 | |
| 79 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
| 80 | |
| 81 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
| 82 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
| 83 ARCHFLAG/i486 = -m32 -march=i586 | |
| 84 ARCHFLAG/amd64 = -m64 -march=k8 | |
| 85 | |
| 86 | |
| 87 # Optional sub-directory in /usr/lib where BUILDARCH libraries are kept. | |
| 88 ISA_DIR=$(ISA_DIR/$(BUILDARCH)) | |
| 89 ISA_DIR/amd64=/amd64 | |
| 90 ISA_DIR/i486= | |
| 91 ISA_DIR/sparcv9=/64 | |
| 92 | |
| 93 | |
| 94 CFLAGS += $(ARCHFLAG) | |
| 95 AOUT_FLAGS += $(ARCHFLAG) | |
| 96 LFLAGS += $(ARCHFLAG) | |
| 97 ASFLAGS += $(ARCHFLAG) | |
| 98 | |
| 99 ifeq ($(BUILDARCH), amd64) | |
| 100 ASFLAGS += -march=k8 -march=amd64 | |
| 101 LFLAGS += -march=k8 | |
| 102 endif | |
| 103 | |
| 104 | |
| 105 # Use C++ Interpreter | |
| 106 ifdef CC_INTERP | |
| 107 CFLAGS += -DCC_INTERP | |
| 108 endif | |
| 109 | |
| 110 # Keep temporary files (.ii, .s) | |
| 111 ifdef NEED_ASM | |
| 112 CFLAGS += -save-temps | |
| 113 else | |
| 114 CFLAGS += -pipe | |
| 115 endif | |
| 116 | |
| 117 | |
| 118 # Compiler warnings are treated as errors | |
| 119 WARNINGS_ARE_ERRORS = -Werror | |
| 120 # Enable these warnings. See 'info gcc' about details on these options | |
| 121 WARNING_FLAGS = -Wpointer-arith -Wconversion -Wsign-compare -Wundef | |
| 122 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS) | |
| 123 # Special cases | |
| 124 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
| 125 | |
| 126 # The flags to use for an Optimized g++ build | |
| 127 OPT_CFLAGS += -O3 | |
| 128 | |
| 129 # Hotspot uses very unstrict aliasing turn this optimization off | |
| 130 OPT_CFLAGS += -fno-strict-aliasing | |
| 131 | |
| 132 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp | |
| 133 # if we use expensive-optimizations | |
| 134 # Note: all ia64 setting reflect the ones for linux | |
| 135 # No actial testing was performed: there is no Solaris on ia64 presently | |
| 136 ifeq ($(BUILDARCH), ia64) | |
| 137 OPT_CFLAGS/bytecodeInterpreter.o += -fno-expensive-optimizations | |
| 138 endif | |
| 139 | |
| 140 OPT_CFLAGS/NOOPT=-O0 | |
| 141 | |
| 142 # Flags for generating make dependency flags. | |
| 143 ifneq ("${CC_VER_MAJOR}", "2") | |
| 144 DEPFLAGS = -fpch-deps -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) | |
| 145 endif | |
| 146 | |
| 147 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. | |
| 148 ifeq ($(USE_PRECOMPILED_HEADER),0) | |
| 149 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER | |
| 150 endif | |
| 151 | |
| 152 #------------------------------------------------------------------------ | |
| 153 # Linker flags | |
| 154 | |
| 155 # statically link libstdc++.so, work with gcc but ignored by g++ | |
| 156 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
| 157 | |
| 158 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
| 159 ifneq ("${CC_VER_MAJOR}", "2") | |
| 160 STATIC_LIBGCC += -static-libgcc | |
| 161 endif | |
| 162 | |
| 163 ifeq ($(BUILDARCH), ia64) | |
| 164 # Note: all ia64 setting reflect the ones for linux | |
| 165 # No actial testing was performed: there is no Solaris on ia64 presently | |
| 166 LFLAGS += -Wl,-relax | |
| 167 endif | |
| 168 | |
| 169 ifdef USE_GNULD | |
| 170 # Enable linker optimization | |
| 171 LFLAGS += -Xlinker -O1 | |
| 172 | |
| 173 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. | |
| 174 MAPFLAG = -Xlinker --version-script=FILENAME | |
| 175 else | |
| 176 MAPFLAG = -Xlinker -M -Xlinker FILENAME | |
| 177 endif | |
| 178 | |
| 179 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
| 180 SONAMEFLAG = -Xlinker -soname=SONAME | |
| 181 | |
| 182 # Build shared library | |
| 183 SHARED_FLAG = -shared | |
| 184 | |
| 185 #------------------------------------------------------------------------ | |
| 186 # Debug flags | |
| 187 | |
| 188 # Use the stabs format for debugging information (this is the default | |
| 189 # on gcc-2.91). It's good enough, has all the information about line | |
| 190 # numbers and local variables, and libjvm.so is only about 16M. | |
| 191 # Change this back to "-g" if you want the most expressive format. | |
| 192 # (warning: that could easily inflate libjvm.so to 150M!) | |
| 193 # Note: The Itanium gcc compiler crashes when using -gstabs. | |
| 194 DEBUG_CFLAGS/ia64 = -g | |
| 195 DEBUG_CFLAGS/amd64 = -g | |
| 196 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) | |
| 197 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) | |
| 198 DEBUG_CFLAGS += -gstabs | |
| 199 endif |
