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7029017: Additional architecture support for c2 compiler Summary: Enables cross building of a c2 VM. Support masking of shift counts when the processor architecture mandates it. Reviewed-by: kvn, never
author roland
date Fri, 25 Mar 2011 09:35:39 +0100
parents 0a8e0d4345b3
children 1d1603768966
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1 #
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2 # Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
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3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 #
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5 # This code is free software; you can redistribute it and/or modify it
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6 # under the terms of the GNU General Public License version 2 only, as
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7 # published by the Free Software Foundation.
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8 #
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9 # This code is distributed in the hope that it will be useful, but WITHOUT
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10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 # version 2 for more details (a copy is included in the LICENSE file that
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13 # accompanied this code).
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14 #
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15 # You should have received a copy of the GNU General Public License version
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16 # 2 along with this work; if not, write to the Free Software Foundation,
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17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 #
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19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 # or visit www.oracle.com if you need additional information or have any
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21 # questions.
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22 #
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23 #
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25 #------------------------------------------------------------------------
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26 # CC, CPP & AS
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27
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28 CPP = CC
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29 CC = cc
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30 AS = $(CC) -c
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31
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32 HOSTCPP = $(CPP)
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33 HOSTCC = $(CC)
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34
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35 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
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36 ARCHFLAG/i486 = -m32
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37 ARCHFLAG/amd64 = -m64
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39 CFLAGS += $(ARCHFLAG)
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40 AOUT_FLAGS += $(ARCHFLAG)
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41 LFLAGS += $(ARCHFLAG)
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42 ASFLAGS += $(ARCHFLAG)
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43
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44 #------------------------------------------------------------------------
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45 # Compiler flags
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46
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47 # position-independent code
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48 PICFLAG = -KPIC
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50 CFLAGS += $(PICFLAG)
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51 # no more exceptions
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52 CFLAGS += -features=no%except
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53 # Reduce code bloat by reverting back to 5.0 behavior for static initializers
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54 CFLAGS += -features=no%split_init
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55 # allow zero sized arrays
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56 CFLAGS += -features=zla
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57
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58 # Use C++ Interpreter
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59 ifdef CC_INTERP
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60 CFLAGS += -DCC_INTERP
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61 endif
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62
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63 # We don't need libCstd.so and librwtools7.so, only libCrun.so
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64 CFLAGS += -library=Crun
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65 LIBS += -lCrun
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66
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67 CFLAGS += -mt
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68 LFLAGS += -mt
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69
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70 # Compiler warnings are treated as errors
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71 #WARNINGS_ARE_ERRORS = -errwarn=%all
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72 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS)
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73 # Special cases
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74 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
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75
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76 # The flags to use for an Optimized build
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77 OPT_CFLAGS+=-xO4
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78 OPT_CFLAGS/NOOPT=-xO0
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79
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80 # Flags for creating the dependency files.
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81 ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 509), 1)
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82 DEPFLAGS = -xMMD -xMF $(DEP_DIR)/$(@:%=%.d)
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83 endif
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84
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85 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
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86 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
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87
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88 #------------------------------------------------------------------------
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89 # Linker flags
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90
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91 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
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92 MAPFLAG = -Wl,--version-script=FILENAME
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93
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94 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
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95 SONAMEFLAG = -h SONAME
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96
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97 # Build shared library
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98 SHARED_FLAG = -G
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99
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100 #------------------------------------------------------------------------
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101 # Debug flags
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102 DEBUG_CFLAGS += -g
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103 FASTDEBUG_CFLAGS = -g0
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104