Open krovetz opened 8 years ago
Hello Andrew,
Today using gcc 5.3 on an Arch linux multilib system I see errors reported for AVX2-32.
haswell> ./configure --force-32bits cleaning project [chacha] framework/include/asmopt.h generated for chacha, run 'make' or 'make [util,exe]' now haswell> make util gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -MMD -MF build/framework/driver/cpucycles.temp -c -o build/framework/driver/cpucycles.o framework/driver/cpucycles.c gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -MMD -MF build/framework/driver/cpuid.temp -c -o build/framework/driver/cpuid.o framework/driver/cpuid.c gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -MMD -MF build_util/app/extensions/chacha/impl.temp -DUTILITIES -c -o build_util/app/extensions/chacha/impl.o app/extensions/chacha/impl.c gcc -m32 -c -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -Wa,-I./app/extensions -Wa,-I./app/include -Wa,-I./framework/include -Wa,-I./framework/driver -Wa,-I./framework/driver/x86 -MMD -MF build/app/extensions/chacha/chacha.temp -D BUILDING_ASM -c -o build/app/extensions/chacha/chacha.o app/extensions/chacha/chacha.S gcc -m32 -c -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -Wa,-I./app/extensions -Wa,-I./app/include -Wa,-I./framework/include -Wa,-I./framework/driver -Wa,-I./framework/driver/x86 -MMD -MF build/framework/driver/x86/driver.temp -D BUILDING_ASM -c -o build/framework/driver/x86/driver.o framework/driver/x86/driver.S gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -MMD -MF build_util/framework/main_util.temp -DUTILITIES -c -o build_util/framework/main_util.o framework/main_util.c gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -MMD -MF build_util/framework/bench.temp -DUTILITIES -c -o build_util/framework/bench.o framework/bench.c gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -I./app/extensions -I./app/include -I./framework/include -I./framework/driver -I./framework/driver/x86 -MMD -MF build_util/framework/fuzz.temp -DUTILITIES -c -o build_util/framework/fuzz.o framework/fuzz.c gcc -m32 -fvisibility=hidden -DLIB_PUBLIC="__attribute__ ((visibility (\"default\")))" -O2 -DBUILDING_ASMOPT_CHACHA -o bin/chacha-util build/framework/driver/cpucycles.o build/framework/driver/cpuid.o build_util/app/extensions/chacha/impl.o build/app/extensions/chacha/chacha.o build/framework/driver/x86/driver.o build_util/framework/main_util.o build_util/framework/bench.o build_util/framework/fuzz.o built [bin/chacha-util] haswell> bin/chacha-util bench ChaCha ---- 8 rounds ---- time granularity: 28 cycles, 2900851904 cycles/second avx2: error in implementation! avx2: error in implementation! avx2: error in implementation! avx2: error in implementation! ---- 12 rounds ---- avx2: error in implementation! avx2: error in implementation! avx2: error in implementation! avx2: error in implementation! ---- 20 rounds ---- avx2: error in implementation! avx2: error in implementation! avx2: error in implementation! avx2: error in implementation! HChaCha ---- 8 rounds ---- avx2: error in implementation! ---- 12 rounds ---- avx2: error in implementation! ---- 20 rounds ---- avx2: error in implementation! haswell>
Git bisect and chacha-util fuzz reveals that this was introduced in d69e5acbc632ded477fa7056564c8a830c457de0.
chacha-util fuzz
Hello Andrew,
Today using gcc 5.3 on an Arch linux multilib system I see errors reported for AVX2-32.