1 # 2 # Copyright (c) 2013, 2019, 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. Oracle designates this 8 # particular file as subject to the "Classpath" exception as provided 9 # by Oracle in the LICENSE file that accompanied this code. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 $(eval $(call IncludeCustomExtension, hotspot/gensrc/GensrcAdlc.gmk)) 27 28 ifeq ($(call check-jvm-feature, compiler2), true) 29 30 ADLC_SUPPORT_DIR := $(JVM_SUPPORT_DIR)/adlc 31 32 ############################################################################## 33 # Build the ad compiler (the adlc build tool) 34 35 # Flags depending on the build platform/tool chain 36 # NOTE: No optimization or debug flags set here 37 ifeq ($(call isBuildOs, linux), true) 38 ADLC_CFLAGS := -fno-exceptions -DLINUX 39 else ifeq ($(call isBuildOs, solaris), true) 40 ADLC_LDFLAGS := -m64 41 ADLC_CFLAGS := -m64 42 ADLC_CFLAGS_WARNINGS := +w 43 else ifeq ($(call isBuildOs, aix), true) 44 ADLC_LDFLAGS := -q64 45 ADLC_CFLAGS := -qnortti -qeh -q64 -DAIX 46 else ifeq ($(call isBuildOs, windows), true) 47 ADLC_LDFLAGS := -nologo 48 ADLC_CFLAGS := -nologo -EHsc 49 # NOTE: The old build also have -D_CRT_SECURE_NO_DEPRECATE but it doesn't 50 # seem needed any more. 51 ADLC_CFLAGS_WARNINGS := -W3 -D_CRT_SECURE_NO_WARNINGS 52 endif 53 54 # Set the C++ standard if supported 55 ADLC_CFLAGS += $(ADLC_CXXFLAG) 56 57 # NOTE: The old build didn't set -DASSERT for windows but it doesn't seem to 58 # hurt. 59 ADLC_CFLAGS += -DASSERT 60 61 ADLC_CFLAGS += -D$(HOTSPOT_TARGET_CPU_DEFINE) 62 63 ADLC_CFLAGS += -I$(TOPDIR)/src/hotspot/share 64 65 $(eval $(call SetupNativeCompilation, BUILD_ADLC, \ 66 NAME := adlc, \ 67 TYPE := EXECUTABLE, \ 68 TOOLCHAIN := TOOLCHAIN_BUILD_LINK_CXX, \ 69 SRC := $(TOPDIR)/src/hotspot/share/adlc, \ 70 EXTRA_FILES := $(TOPDIR)/src/hotspot/share/opto/opcodes.cpp, \ 71 CFLAGS := $(ADLC_CFLAGS) $(ADLC_CFLAGS_WARNINGS), \ 72 LDFLAGS := $(ADLC_LDFLAGS), \ 73 LIBS := $(ADLC_LIBS), \ 74 OBJECT_DIR := $(JVM_VARIANT_OUTPUTDIR)/tools/adlc/objs, \ 75 OUTPUT_DIR := $(JVM_VARIANT_OUTPUTDIR)/tools/adlc, \ 76 DEBUG_SYMBOLS := false, \ 77 DISABLED_WARNINGS_clang := tautological-compare, \ 78 )) 79 80 ADLC_TOOL := $(BUILD_ADLC_TARGET) 81 82 ############################################################################## 83 # Transform the ad source files into C++ source files using adlc 84 85 # Setup flags for the adlc build tool (ADLCFLAGS). 86 ADLCFLAGS += -q -T 87 88 # ADLC flags depending on target OS 89 ifeq ($(call isTargetOs, linux), true) 90 ADLCFLAGS += -DLINUX=1 -D_GNU_SOURCE=1 91 else ifeq ($(call isTargetOs, solaris), true) 92 ADLCFLAGS += -DSOLARIS=1 -DSPARC_WORKS=1 93 else ifeq ($(call isTargetOs, aix), true) 94 ADLCFLAGS += -DAIX=1 95 else ifeq ($(call isTargetOs, macosx), true) 96 ADLCFLAGS += -D_ALLBSD_SOURCE=1 -D_GNU_SOURCE=1 97 endif 98 99 ifeq ($(call isTargetOs, windows), false) 100 # NOTE: Windows adlc flags was different in the old build. Is this really 101 # correct? 102 103 # -g makes #line directives in the generated C++ files. 104 ADLCFLAGS += -g 105 106 ADLCFLAGS += -D$(HOTSPOT_TARGET_CPU_DEFINE)=1 107 endif 108 109 # This generates checks in the generated C++ files that _LP64 is correctly 110 # (un)defined when compiling them. 111 ifeq ($(call isTargetCpuBits, 64), true) 112 ADLCFLAGS += -D_LP64=1 113 else 114 ADLCFLAGS += -U_LP64 115 endif 116 117 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm) 118 ADLCFLAGS += -DARM=1 119 endif 120 121 ############################################################################## 122 # Concatenate all ad source files into a single file, which will be fed to 123 # adlc. Also include a #line directive at the start of every included file 124 # (after the initial header block), stating the original source file name. 125 # 126 # Normally, debugging is done directly on the ad_<arch>*.cpp files, but the 127 # #line directives in those files will be pointing back to <arch>.ad. 128 129 # AD_SRC_ROOTS might have been added to by a custom extension 130 AD_SRC_ROOTS += $(TOPDIR)/src/hotspot 131 132 AD_SRC_FILES := $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 133 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU).ad \ 134 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH).ad \ 135 $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH).ad \ 136 ))) 137 138 ifeq ($(call check-jvm-feature, shenandoahgc), true) 139 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 140 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/shenandoah/shenandoah_$(HOTSPOT_TARGET_CPU).ad \ 141 ))) 142 endif 143 144 ifeq ($(call check-jvm-feature, zgc), true) 145 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 146 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/z/z_$(HOTSPOT_TARGET_CPU).ad \ 147 ))) 148 endif 149 150 SINGLE_AD_SRCFILE := $(ADLC_SUPPORT_DIR)/all-ad-src.ad 151 152 INSERT_FILENAME_AWK_SCRIPT := \ 153 '{ \ 154 if (CUR_FN != FILENAME) { CUR_FN=FILENAME; NR_BASE=NR-1; need_lineno=1 } \ 155 if (need_lineno && $$0 !~ /\/\//) \ 156 { print "\n\n\#line " (NR-NR_BASE) " \"" FILENAME "\""; need_lineno=0 }; \ 157 print \ 158 }' 159 160 $(SINGLE_AD_SRCFILE): $(AD_SRC_FILES) 161 $(call LogInfo, Preprocessing adlc files $(^F)) 162 $(call MakeDir, $(@D)) 163 $(NAWK) $(INSERT_FILENAME_AWK_SCRIPT) $^ > $@ 164 165 ############################################################################## 166 # Run the adlc tool on the single concatenated ad source file, and store the 167 # output in support/adlc for further processing. 168 $(eval $(call SetupExecute, adlc_run, \ 169 INFO := Generating adlc files, \ 170 DEPS := $(BUILD_ADLC) $(SINGLE_AD_SRCFILE), \ 171 OUTPUT_DIR := $(ADLC_SUPPORT_DIR), \ 172 COMMAND := $(FIXPATH) $(ADLC_TOOL) $(ADLCFLAGS) $(SINGLE_AD_SRCFILE) \ 173 -c$(ADLC_SUPPORT_DIR)/ad_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 174 -h$(ADLC_SUPPORT_DIR)/ad_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 175 -a$(ADLC_SUPPORT_DIR)/dfa_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 176 -v$(ADLC_SUPPORT_DIR)/adGlobals_$(HOTSPOT_TARGET_CPU_ARCH).hpp, \ 177 )) 178 179 ############################################################################## 180 # Finally copy the generated files from support/adlc into gensrc/adfiles, 181 # and postprocess them by fixing dummy #line directives. 182 183 ADLC_GENERATED_FILES := $(addprefix $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles/, \ 184 ad_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 185 ad_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 186 ad_$(HOTSPOT_TARGET_CPU_ARCH)_clone.cpp \ 187 ad_$(HOTSPOT_TARGET_CPU_ARCH)_expand.cpp \ 188 ad_$(HOTSPOT_TARGET_CPU_ARCH)_format.cpp \ 189 ad_$(HOTSPOT_TARGET_CPU_ARCH)_gen.cpp \ 190 ad_$(HOTSPOT_TARGET_CPU_ARCH)_misc.cpp \ 191 ad_$(HOTSPOT_TARGET_CPU_ARCH)_peephole.cpp \ 192 ad_$(HOTSPOT_TARGET_CPU_ARCH)_pipeline.cpp \ 193 adGlobals_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 194 dfa_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 195 ) 196 197 $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles/%: $(adlc_run_TARGET) 198 $(call LogInfo, Postprocessing adlc file $*) 199 $(call MakeDir, $(@D)) 200 $(NAWK) \ 201 'BEGIN { print "#line 1 \"$*\""; } \ 202 /^#line 999999$$/ {print "#line " (NR+1) " \"$*\""; next} \ 203 $(if $(call equals, $(ALLOW_ABSOLUTE_PATHS_IN_OUTPUT), false), \ 204 /^#line .*$$/ {sub("$(WORKSPACE_ROOT)/","")} \ 205 ) \ 206 {print}' \ 207 < $(ADLC_SUPPORT_DIR)/$* > $@ 208 209 TARGETS += $(ADLC_GENERATED_FILES) 210 211 endif