1 # 2 # Copyright (c) 2013, 2020, 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 ($(call isBuildOs, aix), true) 40 ADLC_LDFLAGS := -q64 41 ADLC_CFLAGS := -qnortti -qeh -q64 -DAIX 42 else ifeq ($(call isBuildOs, windows), true) 43 ADLC_LDFLAGS := -nologo 44 ADLC_CFLAGS := -nologo -EHsc 45 # NOTE: The old build also have -D_CRT_SECURE_NO_DEPRECATE but it doesn't 46 # seem needed any more. 47 ADLC_CFLAGS_WARNINGS := -W3 -D_CRT_SECURE_NO_WARNINGS 48 endif 49 50 # Set the C++ standard if supported 51 ADLC_CFLAGS += $(ADLC_CXXFLAG) 52 53 # NOTE: The old build didn't set -DASSERT for windows but it doesn't seem to 54 # hurt. 55 ADLC_CFLAGS += -DASSERT 56 57 ADLC_CFLAGS += -D$(HOTSPOT_TARGET_CPU_DEFINE) 58 59 ADLC_CFLAGS += -I$(TOPDIR)/src/hotspot/share 60 61 $(eval $(call SetupNativeCompilation, BUILD_ADLC, \ 62 NAME := adlc, \ 63 TYPE := EXECUTABLE, \ 64 TOOLCHAIN := TOOLCHAIN_BUILD_LINK_CXX, \ 65 SRC := $(TOPDIR)/src/hotspot/share/adlc, \ 66 EXTRA_FILES := $(TOPDIR)/src/hotspot/share/opto/opcodes.cpp, \ 67 CFLAGS := $(ADLC_CFLAGS) $(ADLC_CFLAGS_WARNINGS), \ 68 LDFLAGS := $(ADLC_LDFLAGS), \ 69 LIBS := $(ADLC_LIBS), \ 70 OBJECT_DIR := $(JVM_VARIANT_OUTPUTDIR)/tools/adlc/objs, \ 71 OUTPUT_DIR := $(JVM_VARIANT_OUTPUTDIR)/tools/adlc, \ 72 DEBUG_SYMBOLS := false, \ 73 DISABLED_WARNINGS_clang := tautological-compare, \ 74 )) 75 76 ADLC_TOOL := $(BUILD_ADLC_TARGET) 77 78 ############################################################################## 79 # Transform the ad source files into C++ source files using adlc 80 81 # Setup flags for the adlc build tool (ADLCFLAGS). 82 ADLCFLAGS += -q -T 83 84 # ADLC flags depending on target OS 85 ifeq ($(call isTargetOs, linux), true) 86 ADLCFLAGS += -DLINUX=1 -D_GNU_SOURCE=1 87 else ifeq ($(call isTargetOs, aix), true) 88 ADLCFLAGS += -DAIX=1 89 else ifeq ($(call isTargetOs, macosx), true) 90 ADLCFLAGS += -D_ALLBSD_SOURCE=1 -D_GNU_SOURCE=1 91 endif 92 93 ifeq ($(call isTargetOs, windows), false) 94 # NOTE: Windows adlc flags was different in the old build. Is this really 95 # correct? 96 97 # -g makes #line directives in the generated C++ files. 98 ADLCFLAGS += -g 99 100 ADLCFLAGS += -D$(HOTSPOT_TARGET_CPU_DEFINE)=1 101 endif 102 103 # This generates checks in the generated C++ files that _LP64 is correctly 104 # (un)defined when compiling them. 105 ifeq ($(call isTargetCpuBits, 64), true) 106 ADLCFLAGS += -D_LP64=1 107 else 108 ADLCFLAGS += -U_LP64 109 endif 110 111 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm) 112 ADLCFLAGS += -DARM=1 113 endif 114 115 ############################################################################## 116 # Concatenate all ad source files into a single file, which will be fed to 117 # adlc. Also include a #line directive at the start of every included file 118 # (after the initial header block), stating the original source file name. 119 # 120 # Normally, debugging is done directly on the ad_<arch>*.cpp files, but the 121 # #line directives in those files will be pointing back to <arch>.ad. 122 123 # AD_SRC_ROOTS might have been added to by a custom extension 124 AD_SRC_ROOTS += $(TOPDIR)/src/hotspot 125 126 AD_SRC_FILES := $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 127 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU).ad \ 128 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH).ad \ 129 $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH).ad \ 130 ))) 131 132 ifeq ($(call check-jvm-feature, shenandoahgc), true) 133 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 134 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/shenandoah/shenandoah_$(HOTSPOT_TARGET_CPU).ad \ 135 ))) 136 endif 137 138 ifeq ($(call check-jvm-feature, zgc), true) 139 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 140 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/z/z_$(HOTSPOT_TARGET_CPU).ad \ 141 ))) 142 endif 143 144 SINGLE_AD_SRCFILE := $(ADLC_SUPPORT_DIR)/all-ad-src.ad 145 146 INSERT_FILENAME_AWK_SCRIPT := \ 147 '{ \ 148 if (CUR_FN != FILENAME) { CUR_FN=FILENAME; NR_BASE=NR-1; need_lineno=1 } \ 149 if (need_lineno && $$0 !~ /\/\//) \ 150 { print "\n\n\#line " (NR-NR_BASE) " \"" FILENAME "\""; need_lineno=0 }; \ 151 print \ 152 }' 153 154 $(SINGLE_AD_SRCFILE): $(AD_SRC_FILES) 155 $(call LogInfo, Preprocessing adlc files $(^F)) 156 $(call MakeDir, $(@D)) 157 $(NAWK) $(INSERT_FILENAME_AWK_SCRIPT) $^ > $@ 158 159 ############################################################################## 160 # Run the adlc tool on the single concatenated ad source file, and store the 161 # output in support/adlc for further processing. 162 $(eval $(call SetupExecute, adlc_run, \ 163 INFO := Generating adlc files, \ 164 DEPS := $(BUILD_ADLC) $(SINGLE_AD_SRCFILE), \ 165 OUTPUT_DIR := $(ADLC_SUPPORT_DIR), \ 166 COMMAND := $(FIXPATH) $(ADLC_TOOL) $(ADLCFLAGS) $(SINGLE_AD_SRCFILE) \ 167 -c$(ADLC_SUPPORT_DIR)/ad_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 168 -h$(ADLC_SUPPORT_DIR)/ad_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 169 -a$(ADLC_SUPPORT_DIR)/dfa_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 170 -v$(ADLC_SUPPORT_DIR)/adGlobals_$(HOTSPOT_TARGET_CPU_ARCH).hpp, \ 171 )) 172 173 ############################################################################## 174 # Finally copy the generated files from support/adlc into gensrc/adfiles, 175 # and postprocess them by fixing dummy #line directives. 176 177 ADLC_GENERATED_FILES := $(addprefix $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles/, \ 178 ad_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 179 ad_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 180 ad_$(HOTSPOT_TARGET_CPU_ARCH)_clone.cpp \ 181 ad_$(HOTSPOT_TARGET_CPU_ARCH)_expand.cpp \ 182 ad_$(HOTSPOT_TARGET_CPU_ARCH)_format.cpp \ 183 ad_$(HOTSPOT_TARGET_CPU_ARCH)_gen.cpp \ 184 ad_$(HOTSPOT_TARGET_CPU_ARCH)_misc.cpp \ 185 ad_$(HOTSPOT_TARGET_CPU_ARCH)_peephole.cpp \ 186 ad_$(HOTSPOT_TARGET_CPU_ARCH)_pipeline.cpp \ 187 adGlobals_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 188 dfa_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 189 ) 190 191 $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles/%: $(adlc_run_TARGET) 192 $(call LogInfo, Postprocessing adlc file $*) 193 $(call MakeDir, $(@D)) 194 $(NAWK) \ 195 'BEGIN { print "#line 1 \"$*\""; } \ 196 /^#line 999999$$/ {print "#line " (NR+1) " \"$*\""; next} \ 197 $(if $(call equals, $(ALLOW_ABSOLUTE_PATHS_IN_OUTPUT), false), \ 198 /^#line .*$$/ {sub("$(WORKSPACE_ROOT)/","")} \ 199 ) \ 200 {print}' \ 201 < $(ADLC_SUPPORT_DIR)/$* > $@ 202 203 TARGETS += $(ADLC_GENERATED_FILES) 204 205 endif