1 # 2 # Copyright (c) 2013, 2022, 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 51 ADLC_CFLAGS += $(ADLC_LANGSTD_CXXFLAG) 52 53 # NOTE: The old build didn't set -DASSERT for windows but it doesn't seem to 54 # hurt. 55 ADLC_CFLAGS += -DASSERT 56 57 ADLC_CFLAGS += -D$(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 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), aarch64) 92 ADLCFLAGS += -DR18_RESERVED 93 endif 94 else ifeq ($(call isTargetOs, windows), true) 95 ifeq ($(call isTargetCpuBits, 64), true) 96 ADLCFLAGS += -D_WIN64=1 97 endif 98 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), aarch64) 99 ADLCFLAGS += -DR18_RESERVED 100 endif 101 endif 102 103 ifeq ($(call isTargetOs, windows), false) 104 # NOTE: Windows adlc flags was different in the old build. Is this really 105 # correct? 106 107 # -g makes #line directives in the generated C++ files. 108 ADLCFLAGS += -g 109 110 ADLCFLAGS += -D$(HOTSPOT_TARGET_CPU_DEFINE)=1 111 endif 112 113 # This generates checks in the generated C++ files that _LP64 is correctly 114 # (un)defined when compiling them. 115 ifeq ($(call isTargetCpuBits, 64), true) 116 ADLCFLAGS += -D_LP64=1 117 else 118 ADLCFLAGS += -U_LP64 119 endif 120 121 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm) 122 ADLCFLAGS += -DARM=1 123 endif 124 125 ############################################################################## 126 # Concatenate all ad source files into a single file, which will be fed to 127 # adlc. Also include a #line directive at the start of every included file 128 # (after the initial header block), stating the original source file name. 129 # 130 # Normally, debugging is done directly on the ad_<arch>*.cpp files, but the 131 # #line directives in those files will be pointing back to <arch>.ad. 132 133 # AD_SRC_ROOTS might have been added to by a custom extension 134 AD_SRC_ROOTS += $(TOPDIR)/src/hotspot 135 136 AD_SRC_FILES := $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 137 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU).ad \ 138 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH).ad \ 139 $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH).ad \ 140 ))) 141 142 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), aarch64) 143 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 144 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH)_neon.ad \ 145 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH)_sve.ad \ 146 ))) 147 endif 148 149 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), riscv) 150 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 151 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH)_v.ad \ 152 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/$(HOTSPOT_TARGET_CPU_ARCH)_b.ad \ 153 ))) 154 endif 155 156 ifeq ($(call check-jvm-feature, shenandoahgc), true) 157 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 158 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/shenandoah/shenandoah_$(HOTSPOT_TARGET_CPU).ad \ 159 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/shenandoah/shenandoah_$(HOTSPOT_TARGET_CPU_ARCH).ad \ 160 ))) 161 endif 162 163 ifeq ($(call check-jvm-feature, zgc), true) 164 AD_SRC_FILES += $(call uniq, $(wildcard $(foreach d, $(AD_SRC_ROOTS), \ 165 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/z/z_$(HOTSPOT_TARGET_CPU).ad \ 166 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/gc/z/z_$(HOTSPOT_TARGET_CPU_ARCH).ad \ 167 ))) 168 endif 169 170 SINGLE_AD_SRCFILE := $(ADLC_SUPPORT_DIR)/all-ad-src.ad 171 172 INSERT_FILENAME_AWK_SCRIPT := \ 173 '{ \ 174 if (CUR_FN != FILENAME) { CUR_FN=FILENAME; NR_BASE=NR-1; need_lineno=1 } \ 175 if (need_lineno && $$0 !~ /\/\//) \ 176 { print "\n\n\#line " (NR-NR_BASE) " \"" FILENAME "\""; need_lineno=0 }; \ 177 print \ 178 }' 179 180 $(SINGLE_AD_SRCFILE): $(AD_SRC_FILES) 181 $(call LogInfo, Preprocessing adlc files $(^F)) 182 $(call MakeDir, $(@D)) 183 $(AWK) $(INSERT_FILENAME_AWK_SCRIPT) $^ > $@ 184 185 ############################################################################## 186 # Run the adlc tool on the single concatenated ad source file, and store the 187 # output in support/adlc for further processing. 188 $(eval $(call SetupExecute, adlc_run, \ 189 INFO := Generating adlc files, \ 190 DEPS := $(BUILD_ADLC) $(SINGLE_AD_SRCFILE), \ 191 OUTPUT_DIR := $(ADLC_SUPPORT_DIR), \ 192 COMMAND := $(FIXPATH) $(ADLC_TOOL) $(ADLCFLAGS) $(SINGLE_AD_SRCFILE) \ 193 -c$(ADLC_SUPPORT_DIR)/ad_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 194 -h$(ADLC_SUPPORT_DIR)/ad_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 195 -a$(ADLC_SUPPORT_DIR)/dfa_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 196 -v$(ADLC_SUPPORT_DIR)/adGlobals_$(HOTSPOT_TARGET_CPU_ARCH).hpp, \ 197 )) 198 199 ############################################################################## 200 # Finally copy the generated files from support/adlc into gensrc/adfiles, 201 # and postprocess them by fixing dummy #line directives. 202 203 ADLC_GENERATED_FILES := $(addprefix $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles/, \ 204 ad_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 205 ad_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 206 ad_$(HOTSPOT_TARGET_CPU_ARCH)_clone.cpp \ 207 ad_$(HOTSPOT_TARGET_CPU_ARCH)_expand.cpp \ 208 ad_$(HOTSPOT_TARGET_CPU_ARCH)_format.cpp \ 209 ad_$(HOTSPOT_TARGET_CPU_ARCH)_gen.cpp \ 210 ad_$(HOTSPOT_TARGET_CPU_ARCH)_misc.cpp \ 211 ad_$(HOTSPOT_TARGET_CPU_ARCH)_peephole.cpp \ 212 ad_$(HOTSPOT_TARGET_CPU_ARCH)_pipeline.cpp \ 213 adGlobals_$(HOTSPOT_TARGET_CPU_ARCH).hpp \ 214 dfa_$(HOTSPOT_TARGET_CPU_ARCH).cpp \ 215 ) 216 217 $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles/%: $(adlc_run_TARGET) 218 $(call LogInfo, Postprocessing adlc file $*) 219 $(call MakeDir, $(@D)) 220 $(AWK) \ 221 'BEGIN { print "#line 1 \"$*\""; } \ 222 /^#line 999999$$/ {print "#line " (NR+1) " \"$*\""; next} \ 223 $(if $(call equals, $(ALLOW_ABSOLUTE_PATHS_IN_OUTPUT), false), \ 224 /^#line .*$$/ {sub("$(WORKSPACE_ROOT)/","")} \ 225 ) \ 226 {print}' \ 227 < $(ADLC_SUPPORT_DIR)/$* > $@ 228 229 TARGETS += $(ADLC_GENERATED_FILES) 230 231 endif