diff options
Diffstat (limited to 'GNUmakefile.llvm')
| -rw-r--r-- | GNUmakefile.llvm | 55 |
1 files changed, 32 insertions, 23 deletions
diff --git a/GNUmakefile.llvm b/GNUmakefile.llvm index 70c54f1c..8b4c6054 100644 --- a/GNUmakefile.llvm +++ b/GNUmakefile.llvm @@ -32,6 +32,9 @@ VERSION = $(shell grep '^$(HASH)define VERSION ' ./config.h | cut -d '"' -f2 SYS = $(shell uname -s) +override LLVM_TOO_NEW_DEFAULT := 18 +override LLVM_TOO_OLD_DEFAULT := 13 + ifeq "$(SYS)" "OpenBSD" LLVM_CONFIG ?= $(BIN_PATH)/llvm-config HAS_OPT = $(shell test -x $(BIN_PATH)/opt && echo 0 || echo 1) @@ -39,24 +42,30 @@ ifeq "$(SYS)" "OpenBSD" $(warning llvm_mode needs a complete llvm installation (versions 6.0 up to 13) -> e.g. "pkg_add llvm-7.0.1p9") endif else - LLVM_CONFIG ?= llvm-config -endif - -LLVMVER = $(shell $(LLVM_CONFIG) --version 2>/dev/null | sed 's/git//' | sed 's/svn//' ) -LLVM_MAJOR = $(shell $(LLVM_CONFIG) --version 2>/dev/null | sed 's/\..*//' ) -LLVM_MINOR = $(shell $(LLVM_CONFIG) --version 2>/dev/null | sed 's/.*\.//' | sed 's/git//' | sed 's/svn//' | sed 's/ .*//' | sed 's/rc.*//' ) -LLVM_UNSUPPORTED = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^[0-2]\.|^3.[0-8]\.' && echo 1 || echo 0 ) -LLVM_TOO_NEW = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^19|^2[0-9]' && echo 1 || echo 0 ) -LLVM_TOO_OLD = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^[1-9]\.|^1[012]\.' && echo 1 || echo 0 ) -LLVM_NEW_API = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^1[0-9]' && echo 1 || echo 0 ) -LLVM_NEWER_API = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^1[6-9]' && echo 1 || echo 0 ) -LLVM_13_OK = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^1[3-9]' && echo 1 || echo 0 ) -LLVM_HAVE_LTO = $(shell $(LLVM_CONFIG) --version 2>/dev/null | grep -E -q '^1[2-9]' && echo 1 || echo 0 ) -LLVM_BINDIR = $(shell $(LLVM_CONFIG) --bindir 2>/dev/null) -LLVM_LIBDIR = $(shell $(LLVM_CONFIG) --libdir 2>/dev/null) -LLVM_STDCXX = gnu++11 -LLVM_APPLE_XCODE = $(shell $(CC) -v 2>&1 | grep -q Apple && echo 1 || echo 0) -LLVM_LTO = 0 + # Small function to use Bash to detect the latest available clang and clang++ binaries, if using them by that name fails + override _CLANG_VERSIONS_TO_TEST := $(patsubst %,-%,$(shell seq $(LLVM_TOO_NEW_DEFAULT) -1 $(LLVM_TOO_OLD_DEFAULT))) + detect_newest=$(shell for v in "" $(_CLANG_VERSIONS_TO_TEST); do test -n "$$(command -v -- $1$$v)" && { echo "$1$$v"; break; }; done) + LLVM_CONFIG ?= $(call detect_newest,llvm-config) +endif + +override LLVM_RAW_VER := $(shell $(LLVM_CONFIG) --version 2>/dev/null) +LLVMVER := $(subst svn,,$(subst git,,$(LLVM_RAW_VER))) +LLVM_MAJOR := $(firstword $(subst ., ,$(LLVMVER))) +LLVM_MINOR := $(firstword $(subst ., ,$(subst $(LLVM_MAJOR).,,$(LLVMVER)))) +LLVM_TOO_NEW := $(shell test $(LLVM_MAJOR) -gt $(LLVM_TOO_NEW_DEFAULT) && echo 1 || echo 0) +LLVM_TOO_OLD := $(shell test $(LLVM_MAJOR) -lt $(LLVM_TOO_OLD_DEFAULT) && echo 1 || echo 0) +LLVM_NEW_API := $(shell test $(LLVM_MAJOR) -ge 10 && echo 1 || echo 0) +LLVM_NEWER_API := $(shell test $(LLVM_MAJOR) -ge 16 && echo 1 || echo 0) +LLVM_13_OK := $(shell test $(LLVM_MAJOR) -ge 13 && echo 1 || echo 0) +LLVM_HAVE_LTO := $(shell test $(LLVM_MAJOR) -ge 12 && echo 1 || echo 0) +LLVM_BINDIR := $(shell $(LLVM_CONFIG) --bindir 2>/dev/null) +LLVM_LIBDIR := $(shell $(LLVM_CONFIG) --libdir 2>/dev/null) +LLVM_STDCXX := gnu++11 +LLVM_APPLE_XCODE := $(shell $(CC) -v 2>&1 | grep -q Apple && echo 1 || echo 0) +LLVM_LTO := 0 +LLVM_UNSUPPORTED := $(shell echo "$(LLVMVER)" | grep -E -q '^[0-2]\.|^3\.[0-8]\.' && echo 1 || echo 0) +# Uncomment to see the values assigned above +# $(foreach var,LLVM_CONFIG LLVMVER LLVM_MAJOR LLVM_MINOR LLVM_TOO_NEW LLVM_TOO_OLD LLVM_TOO_NEW_DEFAULT LLVM_TOO_OLD_DEFAULT LLVM_NEW_API LLVM_NEWER_API LLVM_13_OK LLVM_HAVE_LTO LLVM_BINDIR LLVM_LIBDIR LLVM_STDCXX LLVM_APPLE_XCODE LLVM_LTO LLVM_UNSUPPORTED,$(warning $(var) = $($(var)))) ifeq "$(LLVMVER)" "" $(warning [!] llvm_mode needs llvm-config, which was not found. Set LLVM_CONFIG to its path and retry.) @@ -245,7 +254,7 @@ endif AFL_CLANG_FUSELD= ifeq "$(LLVM_LTO)" "1" - ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -fuse-ld=`command -v ld` -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1" + ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -fuse-ld=$$(command -v ld) -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1" AFL_CLANG_FUSELD=1 ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -fuse-ld=ld.lld --ld-path=$(AFL_REAL_LD) -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1" AFL_CLANG_LDPATH=1 @@ -300,8 +309,8 @@ endif ifneq "$(LLVM_CONFIG)" "" CLANG_CFL += -I$(shell dirname $(LLVM_CONFIG))/../include endif -CLANG_CPPFL = `$(LLVM_CONFIG) --cxxflags` -fno-rtti -fno-exceptions -fPIC $(CXXFLAGS) $(CPPFLAGS) -Wno-deprecated-declarations -CLANG_LFL = `$(LLVM_CONFIG) --ldflags` $(LDFLAGS) +CLANG_CPPFL = $$($(LLVM_CONFIG) --cxxflags) -fno-rtti -fno-exceptions -fPIC $(CXXFLAGS) $(CPPFLAGS) -Wno-deprecated-declarations +CLANG_LFL = $$($(LLVM_CONFIG) --ldflags) $(LDFLAGS) # wasm fuzzing: disable thread-local storage and unset LLVM debug flag ifdef WAFL_MODE @@ -319,7 +328,7 @@ else endif ifeq "$(SYS)" "OpenBSD" - CLANG_LFL += `$(LLVM_CONFIG) --libdir`/libLLVM.so + CLANG_LFL += $$($(LLVM_CONFIG) --libdir)/libLLVM.so CLANG_CPPFL += -mno-retpoline CFLAGS += -mno-retpoline # Needed for unwind symbols @@ -417,7 +426,7 @@ endif endif instrumentation/afl-llvm-common.o: instrumentation/afl-llvm-common.cc instrumentation/afl-llvm-common.h - $(CXX) $(CFLAGS) $(CPPFLAGS) `$(LLVM_CONFIG) --cxxflags` -fno-rtti -fPIC -std=$(LLVM_STDCXX) -c $< -o $@ + $(CXX) $(CFLAGS) $(CPPFLAGS) $$($(LLVM_CONFIG) --cxxflags) -fno-rtti -fPIC -std=$(LLVM_STDCXX) -c $< -o $@ ./afl-llvm-pass.so: instrumentation/afl-llvm-pass.so.cc instrumentation/afl-llvm-common.o | test_deps ifeq "$(LLVM_MIN_4_0_1)" "0" |