1# SPDX-License-Identifier: GPL-2.0-only 2 3ifeq ($(src-perf),) 4src-perf := $(srctree)/tools/perf 5endif 6 7ifeq ($(obj-perf),) 8obj-perf := $(OUTPUT) 9endif 10 11ifneq ($(obj-perf),) 12obj-perf := $(abspath $(obj-perf))/ 13endif 14 15$(shell printf "" > $(OUTPUT).config-detected) 16detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected) 17detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected) 18 19CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) 20HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) 21 22# Enabled Wthread-safety analysis for clang builds. 23ifeq ($(CC_NO_CLANG), 0) 24 CFLAGS += -Wthread-safety 25endif 26 27include $(srctree)/tools/scripts/Makefile.arch 28 29$(call detected_var,SRCARCH) 30 31ifneq ($(NO_SYSCALL_TABLE),1) 32 NO_SYSCALL_TABLE := 1 33 34 ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 powerpc arm64 s390 mips loongarch)) 35 NO_SYSCALL_TABLE := 0 36 endif 37 38 ifneq ($(NO_SYSCALL_TABLE),1) 39 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT 40 endif 41endif 42 43# Additional ARCH settings for ppc 44ifeq ($(SRCARCH),powerpc) 45 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated 46 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 47endif 48 49# Additional ARCH settings for x86 50ifeq ($(SRCARCH),x86) 51 $(call detected,CONFIG_X86) 52 CFLAGS += -I$(OUTPUT)arch/x86/include/generated 53 ifeq (${IS_64_BIT}, 1) 54 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT 55 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S 56 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma 57 $(call detected,CONFIG_X86_64) 58 else 59 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind 60 endif 61endif 62 63ifeq ($(SRCARCH),arm) 64 LIBUNWIND_LIBS = -lunwind -lunwind-arm 65endif 66 67ifeq ($(SRCARCH),arm64) 68 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated 69 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 70endif 71 72ifeq ($(SRCARCH),loongarch) 73 CFLAGS += -I$(OUTPUT)arch/loongarch/include/generated 74 LIBUNWIND_LIBS = -lunwind -lunwind-loongarch64 75endif 76 77ifeq ($(ARCH),s390) 78 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated 79endif 80 81ifeq ($(ARCH),mips) 82 CFLAGS += -I$(OUTPUT)arch/mips/include/generated 83 LIBUNWIND_LIBS = -lunwind -lunwind-mips 84endif 85 86# So far there's only x86 and arm libdw unwind support merged in perf. 87# Disable it on all other architectures in case libdw unwind 88# support is detected in system. Add supported architectures 89# to the check. 90ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv loongarch)) 91 NO_LIBDW_DWARF_UNWIND := 1 92endif 93 94ifeq ($(LIBUNWIND_LIBS),) 95 NO_LIBUNWIND := 1 96endif 97# 98# For linking with debug library, run like: 99# 100# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/ 101# 102 103libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code)) 104define libunwind_arch_set_flags_code 105 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include 106 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib 107endef 108 109ifdef LIBUNWIND_DIR 110 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include 111 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib 112 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 loongarch 113 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch))) 114endif 115 116# Set per-feature check compilation flags 117FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS) 118FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) 119FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS) 120FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) 121 122FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm 123FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64 124FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86 125FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64 126 127FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto 128 129ifdef CSINCLUDES 130 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) 131endif 132OPENCSDLIBS := -lopencsd_c_api -lopencsd 133ifeq ($(findstring -static,${LDFLAGS}),-static) 134 OPENCSDLIBS += -lstdc++ 135endif 136ifdef CSLIBS 137 LIBOPENCSD_LDFLAGS := -L$(CSLIBS) 138endif 139FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS) 140FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS) 141 142# for linking with debug library, run like: 143# make DEBUG=1 LIBDW_DIR=/opt/libdw/ 144ifdef LIBDW_DIR 145 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include 146 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib 147endif 148DWARFLIBS := -ldw 149ifeq ($(findstring -static,${LDFLAGS}),-static) 150 DWARFLIBS += -lelf -lz -llzma -lbz2 -lzstd 151 152 LIBDW_VERSION := $(shell $(PKG_CONFIG) --modversion libdw).0.0 153 LIBDW_VERSION_1 := $(word 1, $(subst ., ,$(LIBDW_VERSION))) 154 LIBDW_VERSION_2 := $(word 2, $(subst ., ,$(LIBDW_VERSION))) 155 156 # Elfutils merged libebl.a into libdw.a starting from version 0.177, 157 # Link libebl.a only if libdw is older than this version. 158 ifeq ($(shell test $(LIBDW_VERSION_2) -lt 177; echo $$?),0) 159 DWARFLIBS += -lebl 160 endif 161 162 # Must put -ldl after -lebl for dependency 163 DWARFLIBS += -ldl 164endif 165FEATURE_CHECK_CFLAGS-libdw := $(LIBDW_CFLAGS) 166FEATURE_CHECK_LDFLAGS-libdw := $(LIBDW_LDFLAGS) $(DWARFLIBS) 167 168# for linking with debug library, run like: 169# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/ 170ifdef LIBBABELTRACE_DIR 171 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include 172 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib 173endif 174FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS) 175FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf 176 177# for linking with debug library, run like: 178# make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/ 179ifdef LIBCAPSTONE_DIR 180 LIBCAPSTONE_CFLAGS := -I$(LIBCAPSTONE_DIR)/include 181 LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/ 182endif 183FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPSTONE_CFLAGS) 184FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPSTONE_LDFLAGS) -lcapstone 185 186ifdef LIBZSTD_DIR 187 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib 188 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib 189endif 190FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS) 191FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS) 192 193# for linking with debug library, run like: 194# make DEBUG=1 PKG_CONFIG_PATH=/opt/libtraceevent/(lib|lib64)/pkgconfig 195 196ifneq ($(NO_LIBTRACEEVENT),1) 197 ifeq ($(call get-executable,$(PKG_CONFIG)),) 198 $(error Error: $(PKG_CONFIG) needed by libtraceevent is missing on this system, please install it) 199 endif 200endif 201 202FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi 203# include ARCH specific config 204-include $(src-perf)/arch/$(SRCARCH)/Makefile 205 206ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET 207 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET 208endif 209 210include $(srctree)/tools/scripts/utilities.mak 211 212ifeq ($(call get-executable,$(FLEX)),) 213 $(error Error: $(FLEX) is missing on this system, please install it) 214endif 215 216ifeq ($(call get-executable,$(BISON)),) 217 $(error Error: $(BISON) is missing on this system, please install it) 218endif 219 220ifneq ($(OUTPUT),) 221 ifeq ($(shell expr $(shell $(BISON) --version | grep bison | sed -e 's/.\+ \([0-9]\+\).\([0-9]\+\).\([0-9]\+\)/\1\2\3/g') \>\= 371), 1) 222 BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)= 223 endif 224endif 225 226# Treat warnings as errors unless directed not to 227ifneq ($(WERROR),0) 228 CORE_CFLAGS += -Werror 229 CXXFLAGS += -Werror 230 HOSTCFLAGS += -Werror 231endif 232 233ifndef DEBUG 234 DEBUG := 0 235endif 236 237ifeq ($(DEBUG),0) 238CORE_CFLAGS += -DNDEBUG=1 239CORE_CFLAGS += -O3 240else 241 CORE_CFLAGS += -g 242 CXXFLAGS += -g 243endif 244 245ifdef PARSER_DEBUG 246 PARSER_DEBUG_BISON := -t 247 PARSER_DEBUG_FLEX := -d 248 CFLAGS += -DPARSER_DEBUG 249 $(call detected_var,PARSER_DEBUG_BISON) 250 $(call detected_var,PARSER_DEBUG_FLEX) 251endif 252 253ifdef LTO 254 CORE_CFLAGS += -flto 255 CXXFLAGS += -flto 256endif 257 258# Try different combinations to accommodate systems that only have 259# python[2][3]-config in weird combinations in the following order of 260# priority from lowest to highest: 261# * python2-config as per pep-0394. 262# * python-config 263# * python3-config 264# * $(PYTHON)-config (If PYTHON is user supplied but PYTHON_CONFIG isn't) 265# 266PYTHON_AUTO := python-config 267PYTHON_AUTO := $(if $(call get-executable,python2-config),python2-config,$(PYTHON_AUTO)) 268PYTHON_AUTO := $(if $(call get-executable,python-config),python-config,$(PYTHON_AUTO)) 269PYTHON_AUTO := $(if $(call get-executable,python3-config),python3-config,$(PYTHON_AUTO)) 270 271# If PYTHON is defined but PYTHON_CONFIG isn't, then take $(PYTHON)-config as if it was the user 272# supplied value for PYTHON_CONFIG. Because it's "user supplied", error out if it doesn't exist. 273ifdef PYTHON 274 ifndef PYTHON_CONFIG 275 PYTHON_CONFIG_AUTO := $(call get-executable,$(PYTHON)-config) 276 PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO),$(PYTHON_CONFIG_AUTO),\ 277 $(call $(error $(PYTHON)-config not found))) 278 endif 279endif 280 281# Select either auto detected python and python-config or use user supplied values if they are 282# defined. get-executable-or-default fails with an error if the first argument is supplied but 283# doesn't exist. 284override PYTHON_CONFIG := $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO)) 285override PYTHON := $(call get-executable-or-default,PYTHON,$(subst -config,,$(PYTHON_CONFIG))) 286 287grep-libs = $(filter -l%,$(1)) 288strip-libs = $(filter-out -l%,$(1)) 289 290PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG)) 291 292# Python 3.8 changed the output of `python-config --ldflags` to not include the 293# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for 294# libpython fails if that flag is not included in LDFLAGS 295ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0) 296 PYTHON_CONFIG_LDFLAGS := --ldflags --embed 297else 298 PYTHON_CONFIG_LDFLAGS := --ldflags 299endif 300 301ifdef PYTHON_CONFIG 302 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null) 303 # Update the python flags for cross compilation 304 ifdef CROSS_COMPILE 305 PYTHON_NATIVE := $(shell echo $(PYTHON_EMBED_LDOPTS) | sed 's/\(-L.*\/\)\(.*-linux-gnu\).*/\2/') 306 PYTHON_EMBED_LDOPTS := $(subst $(PYTHON_NATIVE),$(shell $(CC) -dumpmachine),$(PYTHON_EMBED_LDOPTS)) 307 endif 308 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS)) 309 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil 310 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null) 311 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS) 312 ifeq ($(CC_NO_CLANG), 0) 313 PYTHON_EMBED_CCOPTS := $(filter-out -ffat-lto-objects, $(PYTHON_EMBED_CCOPTS)) 314 endif 315endif 316 317FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS) 318FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS) 319 320FEATURE_CHECK_LDFLAGS-libaio = -lrt 321 322FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl 323FEATURE_CHECK_LDFLAGS-disassembler-init-styled = -lbfd -lopcodes -ldl 324 325CORE_CFLAGS += -fno-omit-frame-pointer 326CORE_CFLAGS += -Wall 327CORE_CFLAGS += -Wextra 328CORE_CFLAGS += -std=gnu11 329 330CXXFLAGS += -std=gnu++17 -fno-exceptions -fno-rtti 331CXXFLAGS += -Wall 332CXXFLAGS += -Wextra 333CXXFLAGS += -fno-omit-frame-pointer 334 335HOSTCFLAGS += -Wall 336HOSTCFLAGS += -Wextra 337 338# Enforce a non-executable stack, as we may regress (again) in the future by 339# adding assembler files missing the .GNU-stack linker note. 340LDFLAGS += -Wl,-z,noexecstack 341 342EXTLIBS = -lpthread -lrt -lm -ldl 343 344ifneq ($(TCMALLOC),) 345 CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free 346 EXTLIBS += -ltcmalloc 347endif 348 349ifeq ($(FEATURES_DUMP),) 350# We will display at the end of this Makefile.config, using $(call feature_display_entries) 351# As we may retry some feature detection here, see the disassembler-four-args case, for instance 352 FEATURE_DISPLAY_DEFERRED := 1 353include $(srctree)/tools/build/Makefile.feature 354else 355include $(FEATURES_DUMP) 356endif 357 358ifeq ($(feature-stackprotector-all), 1) 359 CORE_CFLAGS += -fstack-protector-all 360endif 361 362ifeq ($(DEBUG),0) 363 ifeq ($(feature-fortify-source), 1) 364 CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 365 endif 366endif 367 368INC_FLAGS += -I$(src-perf)/util/include 369INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include 370INC_FLAGS += -I$(srctree)/tools/include/ 371INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi 372INC_FLAGS += -I$(srctree)/tools/include/uapi 373INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/ 374INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/ 375 376# $(obj-perf) for generated common-cmds.h 377# $(obj-perf)/util for generated bison/flex headers 378ifneq ($(OUTPUT),) 379INC_FLAGS += -I$(obj-perf)/util 380INC_FLAGS += -I$(obj-perf) 381endif 382 383INC_FLAGS += -I$(src-perf)/util 384INC_FLAGS += -I$(src-perf) 385 386CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE 387 388CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS) 389CXXFLAGS += $(INC_FLAGS) 390 391LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS) 392 393ifeq ($(feature-pthread-attr-setaffinity-np), 1) 394 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP 395endif 396 397ifeq ($(feature-pthread-barrier), 1) 398 CFLAGS += -DHAVE_PTHREAD_BARRIER 399endif 400 401ifndef NO_BIONIC 402 $(call feature_check,bionic) 403 ifeq ($(feature-bionic), 1) 404 BIONIC := 1 405 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE 406 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE 407 EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) 408 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) 409 endif 410endif 411 412ifeq ($(feature-eventfd), 1) 413 CFLAGS += -DHAVE_EVENTFD_SUPPORT 414endif 415 416ifeq ($(feature-get_current_dir_name), 1) 417 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME 418endif 419 420ifeq ($(feature-gettid), 1) 421 CFLAGS += -DHAVE_GETTID 422endif 423 424ifeq ($(feature-file-handle), 1) 425 CFLAGS += -DHAVE_FILE_HANDLE 426endif 427 428ifdef NO_LIBELF 429 NO_LIBDW := 1 430 NO_LIBUNWIND := 1 431 NO_LIBDW_DWARF_UNWIND := 1 432 NO_LIBBPF := 1 433 NO_JVMTI := 1 434else 435 ifeq ($(feature-libelf), 0) 436 ifeq ($(feature-glibc), 1) 437 LIBC_SUPPORT := 1 438 endif 439 ifeq ($(BIONIC),1) 440 LIBC_SUPPORT := 1 441 endif 442 ifeq ($(LIBC_SUPPORT),1) 443 $(error ERROR: No libelf found. Disables 'probe' tool, jvmti and BPF support. Please install libelf-dev, libelf-devel, elfutils-libelf-devel or build with NO_LIBELF=1.) 444 else 445 ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),) 446 ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0) 447 $(error No libasan found, please install libasan) 448 endif 449 endif 450 451 ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),) 452 ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0) 453 $(error No libubsan found, please install libubsan) 454 endif 455 endif 456 457 ifneq ($(filter s% -static%,$(LDFLAGS),),) 458 $(error No static glibc found, please install glibc-static) 459 else 460 $(error No gnu/libc-version.h found, please install glibc-dev[el]) 461 endif 462 endif 463 else 464 ifneq ($(feature-libdw), 1) 465 ifndef NO_LIBDW 466 $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.157, disables dwarf support. Please install new elfutils-devel/libdw-dev) 467 NO_LIBDW := 1 468 endif 469 endif # Dwarf support 470 endif # libelf support 471endif # NO_LIBELF 472 473ifeq ($(feature-libaio), 1) 474 ifndef NO_AIO 475 CFLAGS += -DHAVE_AIO_SUPPORT 476 endif 477endif 478 479ifdef NO_LIBDW 480 NO_LIBDW_DWARF_UNWIND := 1 481endif 482 483ifeq ($(feature-scandirat), 1) 484 # Ignore having scandirat with memory sanitizer that lacks an interceptor. 485 ifeq ($(filter s% -fsanitize=memory%,$(EXTRA_CFLAGS),),) 486 CFLAGS += -DHAVE_SCANDIRAT_SUPPORT 487 endif 488endif 489 490ifeq ($(feature-sched_getcpu), 1) 491 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT 492endif 493 494ifeq ($(feature-setns), 1) 495 CFLAGS += -DHAVE_SETNS_SUPPORT 496 $(call detected,CONFIG_SETNS) 497endif 498 499ifdef CORESIGHT 500 $(call feature_check,libopencsd) 501 ifeq ($(feature-libopencsd), 1) 502 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS) 503 ifeq ($(feature-reallocarray), 0) 504 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY 505 endif 506 LDFLAGS += $(LIBOPENCSD_LDFLAGS) 507 EXTLIBS += $(OPENCSDLIBS) 508 $(call detected,CONFIG_LIBOPENCSD) 509 ifdef CSTRACE_RAW 510 CFLAGS += -DCS_DEBUG_RAW 511 ifeq (${CSTRACE_RAW}, packed) 512 CFLAGS += -DCS_RAW_PACKED 513 endif 514 endif 515 else 516 $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1) 517 endif 518endif 519 520ifndef NO_ZLIB 521 ifeq ($(feature-zlib), 1) 522 CFLAGS += -DHAVE_ZLIB_SUPPORT 523 EXTLIBS += -lz 524 $(call detected,CONFIG_ZLIB) 525 else 526 NO_ZLIB := 1 527 endif 528endif 529 530ifndef NO_LIBELF 531 CFLAGS += -DHAVE_LIBELF_SUPPORT 532 EXTLIBS += -lelf 533 $(call detected,CONFIG_LIBELF) 534 535 ifeq ($(feature-libelf-getphdrnum), 1) 536 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT 537 endif 538 539 ifeq ($(feature-libelf-gelf_getnote), 1) 540 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT 541 else 542 $(warning gelf_getnote() not found on libelf, SDT support disabled) 543 endif 544 545 ifeq ($(feature-libelf-getshdrstrndx), 1) 546 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT 547 endif 548 549 ifndef NO_LIBDEBUGINFOD 550 $(call feature_check,libdebuginfod) 551 ifeq ($(feature-libdebuginfod), 1) 552 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT 553 EXTLIBS += -ldebuginfod 554 endif 555 endif 556 557 ifndef NO_LIBDW 558 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined) 559 $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled) 560 NO_LIBDW := 1 561 else 562 CFLAGS += -DHAVE_LIBDW_SUPPORT $(LIBDW_CFLAGS) 563 LDFLAGS += $(LIBDW_LDFLAGS) 564 EXTLIBS += ${DWARFLIBS} 565 $(call detected,CONFIG_LIBDW) 566 endif # PERF_HAVE_DWARF_REGS 567 endif # NO_LIBDW 568 569 ifndef NO_LIBBPF 570 ifeq ($(feature-bpf), 1) 571 # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status 572 $(call feature_check,libbpf) 573 574 ifdef LIBBPF_DYNAMIC 575 ifeq ($(feature-libbpf), 1) 576 EXTLIBS += -lbpf 577 CFLAGS += -DHAVE_LIBBPF_SUPPORT 578 $(call detected,CONFIG_LIBBPF) 579 $(call detected,CONFIG_LIBBPF_DYNAMIC) 580 else 581 $(error Error: No libbpf devel library found or older than v1.0, please install/update libbpf-devel) 582 endif 583 else 584 ifeq ($(NO_ZLIB), 1) 585 $(warning Warning: Statically building libbpf not possible as zlib is missing) 586 NO_LIBBPF := 1 587 else 588 # Libbpf will be built as a static library from tools/lib/bpf. 589 LIBBPF_STATIC := 1 590 $(call detected,CONFIG_LIBBPF) 591 CFLAGS += -DHAVE_LIBBPF_SUPPORT 592 endif 593 endif 594 endif 595 endif # NO_LIBBPF 596endif # NO_LIBELF 597 598ifndef NO_SDT 599 ifneq ($(feature-sdt), 1) 600 $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev) 601 NO_SDT := 1; 602 else 603 CFLAGS += -DHAVE_SDT_EVENT 604 $(call detected,CONFIG_SDT_EVENT) 605 endif 606endif 607 608ifdef PERF_HAVE_JITDUMP 609 ifndef NO_LIBELF 610 $(call detected,CONFIG_JITDUMP) 611 CFLAGS += -DHAVE_JITDUMP 612 endif 613endif 614 615ifeq ($(SRCARCH),powerpc) 616 ifndef NO_LIBDW 617 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX 618 endif 619endif 620 621ifndef NO_LIBUNWIND 622 have_libunwind := 623 624 $(call feature_check,libunwind-x86) 625 ifeq ($(feature-libunwind-x86), 1) 626 $(call detected,CONFIG_LIBUNWIND_X86) 627 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT 628 LDFLAGS += -lunwind-x86 629 EXTLIBS_LIBUNWIND += -lunwind-x86 630 have_libunwind = 1 631 endif 632 633 $(call feature_check,libunwind-aarch64) 634 ifeq ($(feature-libunwind-aarch64), 1) 635 $(call detected,CONFIG_LIBUNWIND_AARCH64) 636 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT 637 LDFLAGS += -lunwind-aarch64 638 EXTLIBS_LIBUNWIND += -lunwind-aarch64 639 have_libunwind = 1 640 $(call feature_check,libunwind-debug-frame-aarch64) 641 ifneq ($(feature-libunwind-debug-frame-aarch64), 1) 642 $(warning No debug_frame support found in libunwind-aarch64) 643 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64 644 endif 645 endif 646 647 ifneq ($(feature-libunwind), 1) 648 $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR) 649 NO_LOCAL_LIBUNWIND := 1 650 else 651 have_libunwind := 1 652 $(call detected,CONFIG_LOCAL_LIBUNWIND) 653 endif 654 655 ifneq ($(have_libunwind), 1) 656 NO_LIBUNWIND := 1 657 endif 658else 659 NO_LOCAL_LIBUNWIND := 1 660endif 661 662ifndef NO_LIBBPF 663 ifneq ($(feature-bpf), 1) 664 $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.) 665 NO_LIBBPF := 1 666 endif 667endif 668 669ifndef BUILD_BPF_SKEL 670 # BPF skeletons control a large number of perf features, by default 671 # they are enabled. 672 BUILD_BPF_SKEL := 1 673endif 674 675ifeq ($(BUILD_BPF_SKEL),1) 676 ifeq ($(filter -DHAVE_LIBELF_SUPPORT, $(CFLAGS)),) 677 $(warning Warning: Disabled BPF skeletons as libelf is required by bpftool) 678 BUILD_BPF_SKEL := 0 679 else ifeq ($(filter -DHAVE_ZLIB_SUPPORT, $(CFLAGS)),) 680 $(warning Warning: Disabled BPF skeletons as zlib is required by bpftool) 681 BUILD_BPF_SKEL := 0 682 else ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),) 683 $(warning Warning: Disabled BPF skeletons as libbpf is required) 684 BUILD_BPF_SKEL := 0 685 else ifeq ($(call get-executable,$(CLANG)),) 686 $(warning Warning: Disabled BPF skeletons as clang ($(CLANG)) is missing) 687 BUILD_BPF_SKEL := 0 688 else 689 CLANG_VERSION := $(shell $(CLANG) --version | head -1 | sed 's/.*clang version \([[:digit:]]\+.[[:digit:]]\+.[[:digit:]]\+\).*/\1/g') 690 ifeq ($(call version-lt3,$(CLANG_VERSION),16.0.6),1) 691 $(warning Warning: Disabled BPF skeletons as at least $(CLANG) version 16.0.6 is reported to be a working setup with the current of BPF based perf features) 692 BUILD_BPF_SKEL := 0 693 endif 694 endif 695 ifeq ($(BUILD_BPF_SKEL),1) 696 $(call feature_check,clang-bpf-co-re) 697 ifeq ($(feature-clang-bpf-co-re), 0) 698 $(warning Warning: Disabled BPF skeletons as clang is too old) 699 BUILD_BPF_SKEL := 0 700 endif 701 endif 702 ifeq ($(BUILD_BPF_SKEL),1) 703 $(call detected,CONFIG_PERF_BPF_SKEL) 704 CFLAGS += -DHAVE_BPF_SKEL 705 endif 706endif 707 708ifndef GEN_VMLINUX_H 709 VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/vmlinux.h 710endif 711 712dwarf-post-unwind := 1 713dwarf-post-unwind-text := BUG 714 715# setup DWARF post unwinder 716ifdef NO_LIBUNWIND 717 ifdef NO_LIBDW_DWARF_UNWIND 718 $(warning Disabling post unwind, no support found.) 719 dwarf-post-unwind := 0 720 else 721 dwarf-post-unwind-text := libdw 722 $(call detected,CONFIG_LIBDW_DWARF_UNWIND) 723 endif 724else 725 dwarf-post-unwind-text := libunwind 726 $(call detected,CONFIG_LIBUNWIND) 727 # Enable libunwind support by default. 728 ifndef NO_LIBDW_DWARF_UNWIND 729 NO_LIBDW_DWARF_UNWIND := 1 730 endif 731endif 732 733ifeq ($(dwarf-post-unwind),1) 734 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT 735 $(call detected,CONFIG_DWARF_UNWIND) 736endif 737 738ifndef NO_LOCAL_LIBUNWIND 739 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64)) 740 $(call feature_check,libunwind-debug-frame) 741 ifneq ($(feature-libunwind-debug-frame), 1) 742 $(warning No debug_frame support found in libunwind) 743 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 744 endif 745 else 746 # non-ARM has no dwarf_find_debug_frame() function: 747 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 748 endif 749 EXTLIBS += $(LIBUNWIND_LIBS) 750 LDFLAGS += $(LIBUNWIND_LIBS) 751endif 752ifeq ($(findstring -static,${LDFLAGS}),-static) 753 # gcc -static links libgcc_eh which contans piece of libunwind 754 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition 755endif 756 757ifndef NO_LIBUNWIND 758 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT 759 CFLAGS += $(LIBUNWIND_CFLAGS) 760 LDFLAGS += $(LIBUNWIND_LDFLAGS) 761 EXTLIBS += $(EXTLIBS_LIBUNWIND) 762endif 763 764ifneq ($(NO_LIBTRACEEVENT),1) 765 ifeq ($(NO_SYSCALL_TABLE),0) 766 $(call detected,CONFIG_TRACE) 767 else 768 ifndef NO_LIBAUDIT 769 $(call feature_check,libaudit) 770 ifneq ($(feature-libaudit), 1) 771 $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev) 772 NO_LIBAUDIT := 1 773 else 774 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT 775 EXTLIBS += -laudit 776 $(call detected,CONFIG_TRACE) 777 endif 778 endif 779 endif 780endif 781 782ifndef NO_LIBCRYPTO 783 ifneq ($(feature-libcrypto), 1) 784 $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev) 785 NO_LIBCRYPTO := 1 786 else 787 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT 788 EXTLIBS += -lcrypto 789 $(call detected,CONFIG_CRYPTO) 790 endif 791endif 792 793ifndef NO_SLANG 794 ifneq ($(feature-libslang), 1) 795 ifneq ($(feature-libslang-include-subdir), 1) 796 $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev) 797 NO_SLANG := 1 798 else 799 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR 800 endif 801 endif 802 ifndef NO_SLANG 803 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h 804 CFLAGS += -DHAVE_SLANG_SUPPORT 805 EXTLIBS += -lslang 806 $(call detected,CONFIG_SLANG) 807 endif 808endif 809 810ifdef GTK2 811 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null) 812 $(call feature_check,gtk2) 813 ifneq ($(feature-gtk2), 1) 814 $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev) 815 NO_GTK2 := 1 816 else 817 $(call feature_check,gtk2-infobar) 818 ifeq ($(feature-gtk2-infobar), 1) 819 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT 820 endif 821 CFLAGS += -DHAVE_GTK2_SUPPORT 822 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null) 823 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null) 824 EXTLIBS += -ldl 825 endif 826endif 827 828ifdef NO_LIBPERL 829 CFLAGS += -DNO_LIBPERL 830else 831 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null) 832 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS)) 833 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS)) 834 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null) 835 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS)) 836 PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS)) 837 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS)) 838 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS) 839 840 ifneq ($(feature-libperl), 1) 841 CFLAGS += -DNO_LIBPERL 842 NO_LIBPERL := 1 843 $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev) 844 else 845 LDFLAGS += $(PERL_EMBED_LDFLAGS) 846 EXTLIBS += $(PERL_EMBED_LIBADD) 847 CFLAGS += -DHAVE_LIBPERL_SUPPORT 848 ifeq ($(CC_NO_CLANG), 0) 849 CFLAGS += -Wno-compound-token-split-by-macro 850 endif 851 $(call detected,CONFIG_LIBPERL) 852 endif 853endif 854 855ifeq ($(feature-timerfd), 1) 856 CFLAGS += -DHAVE_TIMERFD_SUPPORT 857else 858 $(warning No timerfd support. Disables 'perf kvm stat live') 859endif 860 861disable-python = $(eval $(disable-python_code)) 862define disable-python_code 863 CFLAGS += -DNO_LIBPYTHON 864 $(warning $1) 865 NO_LIBPYTHON := 1 866endef 867 868PYTHON_EXTENSION_SUFFIX := '.so' 869ifdef NO_LIBPYTHON 870 $(call disable-python,Python support disabled by user) 871else 872 873 ifndef PYTHON 874 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev) 875 else 876 PYTHON_WORD := $(call shell-wordify,$(PYTHON)) 877 878 ifndef PYTHON_CONFIG 879 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev) 880 else 881 882 ifneq ($(feature-libpython), 1) 883 $(call disable-python,No 'Python.h' was found: disables Python support - please install python-devel/python-dev) 884 else 885 LDFLAGS += $(PYTHON_EMBED_LDFLAGS) 886 EXTLIBS += $(PYTHON_EMBED_LIBADD) 887 PYTHON_SETUPTOOLS_INSTALLED := $(shell $(PYTHON) -c 'import setuptools;' 2> /dev/null && echo "yes" || echo "no") 888 ifeq ($(PYTHON_SETUPTOOLS_INSTALLED), yes) 889 PYTHON_EXTENSION_SUFFIX := $(shell $(PYTHON) -c 'from importlib import machinery; print(machinery.EXTENSION_SUFFIXES[0])') 890 ifdef CROSS_COMPILE 891 PYTHON_EXTENSION_SUFFIX := $(subst $(PYTHON_NATIVE),$(shell $(CC) -dumpmachine),$(PYTHON_EXTENSION_SUFFIX)) 892 endif 893 LANG_BINDINGS += $(obj-perf)python/perf$(PYTHON_EXTENSION_SUFFIX) 894 else 895 $(warning Missing python setuptools, the python binding won't be built, please install python3-setuptools or equivalent) 896 endif 897 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT 898 $(call detected,CONFIG_LIBPYTHON) 899 ifeq ($(filter -fPIC,$(CFLAGS)),) 900 # Building a shared library requires position independent code. 901 CFLAGS += -fPIC 902 CXXFLAGS += -fPIC 903 endif 904 endif 905 endif 906 endif 907endif 908 909ifneq ($(NO_JEVENTS),1) 910 ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/mapfile.csv),) 911 NO_JEVENTS := 1 912 endif 913endif 914ifneq ($(NO_JEVENTS),1) 915 NO_JEVENTS := 0 916 ifndef PYTHON 917 $(error ERROR: No python interpreter needed for jevents generation. Install python or build with NO_JEVENTS=1.) 918 else 919 # jevents.py uses f-strings present in Python 3.6 released in Dec. 2016. 920 JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) -c 'import sys;print("1" if(sys.version_info.major >= 3 and sys.version_info.minor >= 6) else "0")' 2> /dev/null) 921 ifneq ($(JEVENTS_PYTHON_GOOD), 1) 922 $(error ERROR: Python interpreter needed for jevents generation too old (older than 3.6). Install a newer python or build with NO_JEVENTS=1.) 923 endif 924 endif 925endif 926 927ifdef BUILD_NONDISTRO 928 ifeq ($(feature-libbfd), 1) 929 EXTLIBS += -lbfd -lopcodes 930 else 931 # we are on a system that requires -liberty and (maybe) -lz 932 # to link against -lbfd; test each case individually here 933 934 # call all detections now so we get correct 935 # status in VF output 936 $(call feature_check,libbfd-liberty) 937 $(call feature_check,libbfd-liberty-z) 938 939 ifeq ($(feature-libbfd-liberty), 1) 940 EXTLIBS += -lbfd -lopcodes -liberty 941 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl 942 FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -ldl 943 else 944 ifeq ($(feature-libbfd-liberty-z), 1) 945 EXTLIBS += -lbfd -lopcodes -liberty -lz 946 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl 947 FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -lz -ldl 948 endif 949 endif 950 $(call feature_check,disassembler-four-args) 951 $(call feature_check,disassembler-init-styled) 952 endif 953 954 CFLAGS += -DHAVE_LIBBFD_SUPPORT 955 CXXFLAGS += -DHAVE_LIBBFD_SUPPORT 956 ifeq ($(feature-libbfd-buildid), 1) 957 CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT 958 else 959 $(warning Old version of libbfd/binutils things like PE executable profiling will not be available) 960 endif 961endif 962 963ifndef NO_LIBLLVM 964 $(call feature_check,llvm-perf) 965 ifeq ($(feature-llvm-perf), 1) 966 CFLAGS += -DHAVE_LIBLLVM_SUPPORT 967 CFLAGS += $(shell $(LLVM_CONFIG) --cflags) 968 CXXFLAGS += -DHAVE_LIBLLVM_SUPPORT 969 CXXFLAGS += $(shell $(LLVM_CONFIG) --cxxflags) 970 LIBLLVM = $(shell $(LLVM_CONFIG) --libs all) $(shell $(LLVM_CONFIG) --system-libs) 971 EXTLIBS += -L$(shell $(LLVM_CONFIG) --libdir) $(LIBLLVM) 972 EXTLIBS += -lstdc++ 973 $(call detected,CONFIG_LIBLLVM) 974 else 975 $(warning No libllvm 13+ found, slower source file resolution, please install llvm-devel/llvm-dev) 976 NO_LIBLLVM := 1 977 endif 978endif 979 980ifndef NO_DEMANGLE 981 $(call feature_check,cxa-demangle) 982 ifeq ($(feature-cxa-demangle), 1) 983 EXTLIBS += -lstdc++ 984 CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT 985 CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT 986 $(call detected,CONFIG_CXX_DEMANGLE) 987 endif 988 ifdef BUILD_NONDISTRO 989 ifeq ($(filter -liberty,$(EXTLIBS)),) 990 $(call feature_check,cplus-demangle) 991 ifeq ($(feature-cplus-demangle), 1) 992 EXTLIBS += -liberty 993 endif 994 endif 995 ifneq ($(filter -liberty,$(EXTLIBS)),) 996 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT 997 CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT 998 endif 999 endif 1000endif 1001 1002ifndef NO_LZMA 1003 ifeq ($(feature-lzma), 1) 1004 CFLAGS += -DHAVE_LZMA_SUPPORT 1005 EXTLIBS += -llzma 1006 $(call detected,CONFIG_LZMA) 1007 else 1008 $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev) 1009 NO_LZMA := 1 1010 endif 1011endif 1012 1013ifndef NO_LIBZSTD 1014 ifeq ($(feature-libzstd), 1) 1015 CFLAGS += -DHAVE_ZSTD_SUPPORT 1016 CFLAGS += $(LIBZSTD_CFLAGS) 1017 LDFLAGS += $(LIBZSTD_LDFLAGS) 1018 EXTLIBS += -lzstd 1019 $(call detected,CONFIG_ZSTD) 1020 else 1021 $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR) 1022 NO_LIBZSTD := 1 1023 endif 1024endif 1025 1026ifndef NO_BACKTRACE 1027 ifeq ($(feature-backtrace), 1) 1028 CFLAGS += -DHAVE_BACKTRACE_SUPPORT 1029 endif 1030endif 1031 1032ifndef NO_LIBNUMA 1033 ifeq ($(feature-libnuma), 0) 1034 $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev) 1035 NO_LIBNUMA := 1 1036 else 1037 ifeq ($(feature-numa_num_possible_cpus), 0) 1038 $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8) 1039 NO_LIBNUMA := 1 1040 else 1041 CFLAGS += -DHAVE_LIBNUMA_SUPPORT 1042 EXTLIBS += -lnuma 1043 $(call detected,CONFIG_NUMA) 1044 endif 1045 endif 1046endif 1047 1048ifdef HAVE_KVM_STAT_SUPPORT 1049 CFLAGS += -DHAVE_KVM_STAT_SUPPORT 1050endif 1051 1052ifeq ($(feature-disassembler-four-args), 1) 1053 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE 1054endif 1055 1056ifeq ($(feature-disassembler-init-styled), 1) 1057 CFLAGS += -DDISASM_INIT_STYLED 1058endif 1059 1060ifeq (${IS_64_BIT}, 1) 1061 ifndef NO_PERF_READ_VDSO32 1062 $(call feature_check,compile-32) 1063 ifeq ($(feature-compile-32), 1) 1064 CFLAGS += -DHAVE_PERF_READ_VDSO32 1065 else 1066 NO_PERF_READ_VDSO32 := 1 1067 endif 1068 endif 1069 ifneq ($(SRCARCH), x86) 1070 NO_PERF_READ_VDSOX32 := 1 1071 endif 1072 ifndef NO_PERF_READ_VDSOX32 1073 $(call feature_check,compile-x32) 1074 ifeq ($(feature-compile-x32), 1) 1075 CFLAGS += -DHAVE_PERF_READ_VDSOX32 1076 else 1077 NO_PERF_READ_VDSOX32 := 1 1078 endif 1079 endif 1080else 1081 NO_PERF_READ_VDSO32 := 1 1082 NO_PERF_READ_VDSOX32 := 1 1083endif 1084 1085ifndef NO_LIBBABELTRACE 1086 $(call feature_check,libbabeltrace) 1087 ifeq ($(feature-libbabeltrace), 1) 1088 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS) 1089 LDFLAGS += $(LIBBABELTRACE_LDFLAGS) 1090 EXTLIBS += -lbabeltrace-ctf 1091 $(call detected,CONFIG_LIBBABELTRACE) 1092 else 1093 $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev) 1094 endif 1095endif 1096 1097ifndef NO_CAPSTONE 1098 $(call feature_check,libcapstone) 1099 ifeq ($(feature-libcapstone), 1) 1100 CFLAGS += -DHAVE_LIBCAPSTONE_SUPPORT $(LIBCAPSTONE_CFLAGS) 1101 LDFLAGS += $(LICAPSTONE_LDFLAGS) 1102 EXTLIBS += -lcapstone 1103 $(call detected,CONFIG_LIBCAPSTONE) 1104 else 1105 msg := $(warning No libcapstone found, disables disasm engine support for 'perf script', please install libcapstone-dev/capstone-devel); 1106 endif 1107endif 1108 1109ifndef NO_AUXTRACE 1110 ifeq ($(SRCARCH),x86) 1111 ifeq ($(feature-get_cpuid), 0) 1112 $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc) 1113 NO_AUXTRACE := 1 1114 endif 1115 endif 1116 ifndef NO_AUXTRACE 1117 $(call detected,CONFIG_AUXTRACE) 1118 CFLAGS += -DHAVE_AUXTRACE_SUPPORT 1119 ifeq ($(feature-reallocarray), 0) 1120 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY 1121 endif 1122 endif 1123endif 1124 1125ifdef EXTRA_TESTS 1126 $(call detected,CONFIG_EXTRA_TESTS) 1127 CFLAGS += -DHAVE_EXTRA_TESTS 1128endif 1129 1130ifndef NO_JVMTI 1131 ifneq (,$(wildcard /usr/sbin/update-java-alternatives)) 1132 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}') 1133 else 1134 ifneq (,$(wildcard /usr/sbin/alternatives)) 1135 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g') 1136 endif 1137 endif 1138 ifndef JDIR 1139 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory) 1140 NO_JVMTI := 1 1141 endif 1142endif 1143 1144ifndef NO_JVMTI 1145 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux 1146 $(call feature_check,jvmti) 1147 ifeq ($(feature-jvmti), 1) 1148 $(call detected_var,JDIR) 1149 ifndef NO_JVMTI_CMLR 1150 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti) 1151 $(call feature_check,jvmti-cmlr) 1152 ifeq ($(feature-jvmti-cmlr), 1) 1153 CFLAGS += -DHAVE_JVMTI_CMLR 1154 endif 1155 endif # NO_JVMTI_CMLR 1156 else 1157 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel) 1158 NO_JVMTI := 1 1159 endif 1160endif 1161 1162ifndef NO_LIBPFM4 1163 $(call feature_check,libpfm4) 1164 ifeq ($(feature-libpfm4), 1) 1165 CFLAGS += -DHAVE_LIBPFM 1166 EXTLIBS += -lpfm 1167 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1 1168 $(call detected,CONFIG_LIBPFM4) 1169 else 1170 $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev) 1171 endif 1172endif 1173 1174# libtraceevent is a recommended dependency picked up from the system. 1175ifneq ($(NO_LIBTRACEEVENT),1) 1176 $(call feature_check,libtraceevent) 1177 ifeq ($(feature-libtraceevent), 1) 1178 CFLAGS += -DHAVE_LIBTRACEEVENT 1179 LDFLAGS += $(shell $(PKG_CONFIG) --libs-only-L libtraceevent) 1180 EXTLIBS += $(shell $(PKG_CONFIG) --libs-only-l libtraceevent) 1181 LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent).0.0 1182 LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION))) 1183 LIBTRACEEVENT_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEEVENT_VERSION))) 1184 LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION))) 1185 LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3)) 1186 CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP) 1187 $(call detected,CONFIG_LIBTRACEEVENT) 1188 else 1189 $(error ERROR: libtraceevent is missing. Please install libtraceevent-dev/libtraceevent-devel and/or set LIBTRACEEVENT_DIR or build with NO_LIBTRACEEVENT=1) 1190 endif 1191 1192 $(call feature_check,libtracefs) 1193 ifeq ($(feature-libtracefs), 1) 1194 CFLAGS += $(shell $(PKG_CONFIG) --cflags libtracefs) 1195 LDFLAGS += $(shell $(PKG_CONFIG) --libs-only-L libtracefs) 1196 EXTLIBS += $(shell $(PKG_CONFIG) --libs-only-l libtracefs) 1197 LIBTRACEFS_VERSION := $(shell $(PKG_CONFIG) --modversion libtracefs).0.0 1198 LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION))) 1199 LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION))) 1200 LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION))) 1201 LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3)) 1202 CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP) 1203 else 1204 $(warning libtracefs is missing. Please install libtracefs-dev/libtracefs-devel) 1205 endif 1206endif 1207 1208# Among the variables below, these: 1209# perfexecdir 1210# libbpf_include_dir 1211# perf_examples_dir 1212# template_dir 1213# mandir 1214# infodir 1215# htmldir 1216# ETC_PERFCONFIG (but not sysconfdir) 1217# can be specified as a relative path some/where/else; 1218# this is interpreted as relative to $(prefix) and "perf" at 1219# runtime figures out where they are based on the path to the executable. 1220# This can help installing the suite in a relocatable way. 1221 1222# Make the path relative to DESTDIR, not to prefix 1223ifndef DESTDIR 1224prefix ?= $(HOME) 1225endif 1226bindir_relative = bin 1227bindir = $(abspath $(prefix)/$(bindir_relative)) 1228includedir_relative = include 1229includedir = $(abspath $(prefix)/$(includedir_relative)) 1230mandir = share/man 1231infodir = share/info 1232perfexecdir = libexec/perf-core 1233# FIXME: system's libbpf header directory, where we expect to find bpf/bpf_helpers.h, for instance 1234libbpf_include_dir = /usr/include 1235perf_examples_dir = lib/perf/examples 1236sharedir = $(prefix)/share 1237template_dir = share/perf-core/templates 1238STRACE_GROUPS_DIR = share/perf-core/strace/groups 1239htmldir = share/doc/perf-doc 1240tipdir = share/doc/perf-tip 1241srcdir = $(srctree)/tools/perf 1242ifeq ($(prefix),/usr) 1243sysconfdir = /etc 1244ETC_PERFCONFIG = $(sysconfdir)/perfconfig 1245else 1246sysconfdir = $(prefix)/etc 1247ETC_PERFCONFIG = etc/perfconfig 1248endif 1249ifndef lib 1250ifeq ($(SRCARCH)$(IS_64_BIT), x861) 1251lib = lib64 1252else 1253lib = lib 1254endif 1255endif # lib 1256libdir = $(prefix)/$(lib) 1257 1258# Shell quote (do not use $(call) to accommodate ancient setups); 1259ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG)) 1260STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR)) 1261DESTDIR_SQ = $(subst ','\'',$(DESTDIR)) 1262bindir_SQ = $(subst ','\'',$(bindir)) 1263includedir_SQ = $(subst ','\'',$(includedir)) 1264mandir_SQ = $(subst ','\'',$(mandir)) 1265infodir_SQ = $(subst ','\'',$(infodir)) 1266perfexecdir_SQ = $(subst ','\'',$(perfexecdir)) 1267libbpf_include_dir_SQ = $(subst ','\'',$(libbpf_include_dir)) 1268perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir)) 1269template_dir_SQ = $(subst ','\'',$(template_dir)) 1270htmldir_SQ = $(subst ','\'',$(htmldir)) 1271tipdir_SQ = $(subst ','\'',$(tipdir)) 1272prefix_SQ = $(subst ','\'',$(prefix)) 1273sysconfdir_SQ = $(subst ','\'',$(sysconfdir)) 1274libdir_SQ = $(subst ','\'',$(libdir)) 1275srcdir_SQ = $(subst ','\'',$(srcdir)) 1276 1277ifneq ($(filter /%,$(firstword $(perfexecdir))),) 1278perfexec_instdir = $(perfexecdir) 1279perf_include_instdir = $(libbpf_include_dir) 1280perf_examples_instdir = $(perf_examples_dir) 1281STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR) 1282tip_instdir = $(tipdir) 1283else 1284perfexec_instdir = $(prefix)/$(perfexecdir) 1285perf_include_instdir = $(prefix)/$(libbpf_include_dir) 1286perf_examples_instdir = $(prefix)/$(perf_examples_dir) 1287STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR) 1288tip_instdir = $(prefix)/$(tipdir) 1289endif 1290perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir)) 1291perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir)) 1292perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir)) 1293STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR)) 1294tip_instdir_SQ = $(subst ','\'',$(tip_instdir)) 1295 1296export perfexec_instdir_SQ 1297 1298print_var = $(eval $(print_var_code)) $(info $(MSG)) 1299define print_var_code 1300 MSG = $(shell printf '...%40s: %s' $(1) $($(1))) 1301endef 1302 1303ifeq ($(feature_display),1) 1304 $(call feature_display_entries) 1305endif 1306 1307ifeq ($(VF),1) 1308 # Display EXTRA features which are detected manualy 1309 # from here with feature_check call and thus cannot 1310 # be partof global state output. 1311 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),) $(info $(MSG))) 1312 $(call print_var,prefix) 1313 $(call print_var,bindir) 1314 $(call print_var,libdir) 1315 $(call print_var,sysconfdir) 1316 $(call print_var,LIBUNWIND_DIR) 1317 $(call print_var,LIBDW_DIR) 1318 $(call print_var,JDIR) 1319 1320 ifeq ($(dwarf-post-unwind),1) 1321 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) $(info $(MSG)) 1322 endif 1323endif 1324 1325$(info ) 1326 1327$(call detected_var,bindir_SQ) 1328$(call detected_var,PYTHON_WORD) 1329ifneq ($(OUTPUT),) 1330$(call detected_var,OUTPUT) 1331endif 1332$(call detected_var,htmldir_SQ) 1333$(call detected_var,infodir_SQ) 1334$(call detected_var,mandir_SQ) 1335$(call detected_var,ETC_PERFCONFIG_SQ) 1336$(call detected_var,STRACE_GROUPS_DIR_SQ) 1337$(call detected_var,prefix_SQ) 1338$(call detected_var,perfexecdir_SQ) 1339$(call detected_var,libbpf_include_dir_SQ) 1340$(call detected_var,perf_examples_dir_SQ) 1341$(call detected_var,tipdir_SQ) 1342$(call detected_var,srcdir_SQ) 1343$(call detected_var,LIBDIR) 1344$(call detected_var,GTK_CFLAGS) 1345$(call detected_var,PERL_EMBED_CCOPTS) 1346$(call detected_var,PYTHON_EMBED_CCOPTS) 1347ifneq ($(BISON_FILE_PREFIX_MAP),) 1348$(call detected_var,BISON_FILE_PREFIX_MAP) 1349endif 1350 1351# re-generate FEATURE-DUMP as we may have called feature_check, found out 1352# extra libraries to add to LDFLAGS of some other test and then redo those 1353# tests, see the block about libbfd, disassembler-four-args, for instance. 1354$(shell rm -f $(FEATURE_DUMP_FILENAME)) 1355$(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME))) 1356