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[linux-kernel] Update patches for v2

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* Reduce stack usage of many zstd functions, none use over 388 B anymore.
* Remove an incorrect `const` in `xxhash`.
This commit is contained in:
Nick Terrell
2017-06-26 18:33:04 -07:00
parent 379f9d874d
commit ce91b64f00
18 changed files with 691 additions and 456 deletions
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12
contrib/linux-kernel/test/Makefile
View File

@ -5,21 +5,21 @@ SOURCES := $(wildcard ../lib/zstd/*.c)
OBJECTS := $(patsubst %.c,%.o,$(SOURCES))
ARFLAGS := rcs
CXXFLAGS += -std=c++11
CFLAGS += -g -O0
CXXFLAGS += -std=c++11 -g -O3 -Wcast-align
CFLAGS += -g -O3 -Wframe-larger-than=400 -Wcast-align
CPPFLAGS += $(IFLAGS)
../lib/zstd/libzstd.a: $(OBJECTS)
$(AR) $(ARFLAGS) $@ $^
DecompressCrash: DecompressCrash.o $(OBJECTS) libFuzzer.a
$(CXX) $(TEST_CPPFLAGS) $(TEST_CXXFLAGS) $(LDFLAGS) $^ -o $@
$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) $^ -o $@
RoundTripCrash: RoundTripCrash.o $(OBJECTS) ../lib/xxhash.o libFuzzer.a
$(CXX) $(TEST_CPPFLAGS) $(TEST_CXXFLAGS) $(LDFLAGS) $^ -o $@
$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) $^ -o $@
UserlandTest: UserlandTest.cpp ../lib/zstd/libzstd.a ../lib/xxhash.o
$(CXX) $(CXXFLAGS) $(CFLAGS) $(CPPFLAGS) $^ googletest/build/googlemock/gtest/libgtest.a googletest/build/googlemock/gtest/libgtest_main.a -o $@
$(CXX) $(CXXFLAGS) $(CPPFLAGS) $^ googletest/build/googlemock/gtest/libgtest.a googletest/build/googlemock/gtest/libgtest_main.a -o $@
XXHashUserlandTest: XXHashUserlandTest.cpp ../lib/xxhash.o ../../../lib/common/xxhash.o
$(CXX) $(CXXFLAGS) $(CFLAGS) $(CPPFLAGS) $^ googletest/build/googlemock/gtest/libgtest.a googletest/build/googlemock/gtest/libgtest_main.a -o $@
@ -39,5 +39,5 @@ googletest:
@cd googletest/build && cmake .. && $(MAKE)
clean:
$(RM) -f *.{o,a} ../lib/zstd/*.{o,a}
$(RM) -f *.{o,a} ../lib/zstd/*.{o,a} ../lib/*.o
$(RM) -f DecompressCrash RoundTripCrash UserlandTest XXHashUserlandTest

11
contrib/linux-kernel/test/include/linux/math64.h Normal file
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@ -0,0 +1,11 @@
#ifndef LINUX_MATH64_H
#define LINUX_MATH64_H
#include <stdint.h>
static uint64_t div_u64(uint64_t n, uint32_t d)
{
return n / d;
}
#endif