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new compiler performance options

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vanhauser-thc 2022-03-07 08:13:24 +01:00
parent 2eeba2dbf0
commit 981a04eb27
1 changed files with 12 additions and 16 deletions
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28
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@ -76,9 +76,9 @@ else
endif
endif
ifeq "$(shell echo 'int main() {return 0; }' | $(CC) -fno-move-loop-invariants -fdisable-tree-cunrolli -x c - -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
SPECIAL_PERFORMANCE += -fno-move-loop-invariants -fdisable-tree-cunrolli
endif
#ifeq "$(shell echo 'int main() {return 0; }' | $(CC) -fno-move-loop-invariants -fdisable-tree-cunrolli -x c - -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
# SPECIAL_PERFORMANCE += -fno-move-loop-invariants -fdisable-tree-cunrolli
#endif
#ifeq "$(shell echo 'int main() {return 0; }' | $(CC) $(CFLAGS) -Werror -x c - -march=native -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
# ifndef SOURCE_DATE_EPOCH
@ -92,12 +92,10 @@ ifneq "$(SYS)" "Darwin"
# SPECIAL_PERFORMANCE += -march=native
#endif
# OS X does not like _FORTIFY_SOURCE=2
ifndef DEBUG
CFLAGS_OPT += -D_FORTIFY_SOURCE=2
endif
endif
ifeq "$(SYS)" "Darwin"
ifndef DEBUG
CFLAGS_OPT += -D_FORTIFY_SOURCE=2
endif
else
# On some odd MacOS system configurations, the Xcode sdk path is not set correctly
SDK_LD = -L$(shell xcrun --show-sdk-path)/usr/lib
LDFLAGS += $(SDK_LD)
@ -144,12 +142,13 @@ ifdef DEBUG
$(info Compiling DEBUG version of binaries)
override CFLAGS += -ggdb3 -O0 -Wall -Wextra -Werror $(CFLAGS_OPT)
else
CFLAGS ?= -O3 -funroll-loops $(CFLAGS_OPT)
CFLAGS ?= -O2 $(CFLAGS_OPT) # -funroll-loops is slower on modern compilers
endif
override CFLAGS += -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wpointer-arith \
-fPIC -I include/ -DAFL_PATH=\"$(HELPER_PATH)\" \
-DBIN_PATH=\"$(BIN_PATH)\" -DDOC_PATH=\"$(DOC_PATH)\"
-DBIN_PATH=\"$(BIN_PATH)\" -DDOC_PATH=\"$(DOC_PATH)\"
# -fstack-protector
ifeq "$(SYS)" "FreeBSD"
override CFLAGS += -I /usr/local/include/
@ -175,7 +174,7 @@ ifeq "$(SYS)" "Haiku"
SHMAT_OK=0
override CFLAGS += -DUSEMMAP=1 -Wno-error=format
override LDFLAGS += -Wno-deprecated-declarations -lgnu -lnetwork
SPECIAL_PERFORMANCE += -DUSEMMAP=1
#SPECIAL_PERFORMANCE += -DUSEMMAP=1
endif
AFL_FUZZ_FILES = $(wildcard src/afl-fuzz*.c)
@ -247,9 +246,6 @@ else
endif
ifneq "$(filter Linux GNU%,$(SYS))" ""
ifndef DEBUG
override CFLAGS += -D_FORTIFY_SOURCE=2
endif
override LDFLAGS += -ldl -lrt -lm
endif
@ -426,7 +422,7 @@ afl-as: src/afl-as.c include/afl-as.h $(COMM_HDR) | test_x86
@ln -sf afl-as as
src/afl-performance.o : $(COMM_HDR) src/afl-performance.c include/hash.h
$(CC) $(CFLAGS) -Iinclude $(SPECIAL_PERFORMANCE) -O3 -fno-unroll-loops -c src/afl-performance.c -o src/afl-performance.o
$(CC) $(CFLAGS) $(CFLAGS_OPT) -Iinclude -c src/afl-performance.c -o src/afl-performance.o
src/afl-common.o : $(COMM_HDR) src/afl-common.c include/common.h
$(CC) $(CFLAGS) $(CFLAGS_FLTO) -c src/afl-common.c -o src/afl-common.o