diff options
-rw-r--r-- | configure.ac | 16 | ||||
-rw-r--r-- | doc/developer-notes.md | 7 | ||||
-rw-r--r-- | doc/fuzzing.md | 7 | ||||
-rw-r--r-- | src/Makefile.am | 2 | ||||
-rw-r--r-- | src/crypto/sha256.cpp | 8 |
5 files changed, 4 insertions, 36 deletions
diff --git a/configure.ac b/configure.ac index 078d968b0c..65c390651f 100644 --- a/configure.ac +++ b/configure.ac @@ -249,16 +249,6 @@ AC_ARG_ENABLE([threadlocal], [use_thread_local=$enableval], [use_thread_local=auto]) -AC_ARG_ENABLE([asm], - [AS_HELP_STRING([--disable-asm], - [disable assembly routines (enabled by default)])], - [use_asm=$enableval], - [use_asm=yes]) - -if test "$use_asm" = "yes"; then - AC_DEFINE([USE_ASM], [1], [Define this symbol to build in assembly routines]) -fi - AC_ARG_ENABLE([zmq], [AS_HELP_STRING([--disable-zmq], [disable ZMQ notifications])], @@ -460,8 +450,6 @@ enable_sse41=no enable_avx2=no enable_x86_shani=no -if test "$use_asm" = "yes"; then - dnl Check for optional instruction set support. Enabling these does _not_ imply that all code will dnl be compiled with them, rather that specific objects/libs may use them after checking for runtime dnl compatibility. @@ -600,8 +588,6 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ) CXXFLAGS="$TEMP_CXXFLAGS" -fi - CORE_CPPFLAGS="$CORE_CPPFLAGS -DHAVE_BUILD_INFO" AC_ARG_WITH([utils], @@ -1817,7 +1803,6 @@ AM_CONDITIONAL([ENABLE_AVX2], [test "$enable_avx2" = "yes"]) AM_CONDITIONAL([ENABLE_X86_SHANI], [test "$enable_x86_shani" = "yes"]) AM_CONDITIONAL([ENABLE_ARM_CRC], [test "$enable_arm_crc" = "yes"]) AM_CONDITIONAL([ENABLE_ARM_SHANI], [test "$enable_arm_shani" = "yes"]) -AM_CONDITIONAL([USE_ASM], [test "$use_asm" = "yes"]) AM_CONDITIONAL([WORDS_BIGENDIAN], [test "$ac_cv_c_bigendian" = "yes"]) AM_CONDITIONAL([USE_NATPMP], [test "$use_natpmp" = "yes"]) AM_CONDITIONAL([USE_UPNP], [test "$use_upnp" = "yes"]) @@ -1972,7 +1957,6 @@ echo " with fuzz binary = $enable_fuzz_binary" echo " with bench = $use_bench" echo " with upnp = $use_upnp" echo " with natpmp = $use_natpmp" -echo " use asm = $use_asm" echo " USDT tracing = $use_usdt" echo " sanitizers = $use_sanitizers" echo " debug enabled = $enable_debug" diff --git a/doc/developer-notes.md b/doc/developer-notes.md index 8c3845c66c..13b9016d40 100644 --- a/doc/developer-notes.md +++ b/doc/developer-notes.md @@ -577,13 +577,6 @@ export UBSAN_OPTIONS="suppressions=$(pwd)/test/sanitizer_suppressions/ubsan:prin See the CI config for more examples, and upstream documentation for more information about any additional options. -There are a number of known problems when using the `address` sanitizer. The -address sanitizer is known to fail in -[sha256_sse4::Transform](/src/crypto/sha256_sse4.cpp) which makes it unusable -unless you also use `--disable-asm` when running configure. We would like to fix -sanitizer issues, so please send pull requests if you can fix any errors found -by the address sanitizer (or any other sanitizer). - Not all sanitizer options can be enabled at the same time, e.g. trying to build with `--with-sanitizers=address,thread` will fail in the configure script as these sanitizers are mutually incompatible. Refer to your compiler manual to diff --git a/doc/fuzzing.md b/doc/fuzzing.md index a4b0198dd9..c9fb918c8f 100644 --- a/doc/fuzzing.md +++ b/doc/fuzzing.md @@ -127,11 +127,6 @@ The default Clang/LLVM version supplied by Apple on macOS does not include fuzzing libraries, so macOS users will need to install a full version, for example using `brew install llvm`. -Should you run into problems with the address sanitizer, it is possible you -may need to run `./configure` with `--disable-asm` to avoid errors -with certain assembly code from Bitcoin Core's code. See [developer notes on sanitizers](https://github.com/bitcoin/bitcoin/blob/master/doc/developer-notes.md#sanitizers) -for more information. - You may also need to take care of giving the correct path for `clang` and `clang++`, like `CC=/path/to/clang CXX=/path/to/clang++` if the non-systems `clang` does not come first in your path. @@ -139,7 +134,7 @@ You may also need to take care of giving the correct path for `clang` and Full configure that was tested on macOS with `brew` installed `llvm`: ```sh -./configure --enable-fuzz --with-sanitizers=fuzzer,address,undefined --disable-asm CC=$(brew --prefix llvm)/bin/clang CXX=$(brew --prefix llvm)/bin/clang++ +./configure --enable-fuzz --with-sanitizers=fuzzer,address,undefined CC=$(brew --prefix llvm)/bin/clang CXX=$(brew --prefix llvm)/bin/clang++ ``` Read the [libFuzzer documentation](https://llvm.org/docs/LibFuzzer.html) for more information. This [libFuzzer tutorial](https://github.com/google/fuzzing/blob/master/tutorial/libFuzzerTutorial.md) might also be of interest. diff --git a/src/Makefile.am b/src/Makefile.am index 3e8870c828..3e24ea5a7e 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -50,10 +50,8 @@ LIBBITCOIN_WALLET_TOOL=libbitcoin_wallet_tool.a endif LIBBITCOIN_CRYPTO = $(LIBBITCOIN_CRYPTO_BASE) -if USE_ASM LIBBITCOIN_CRYPTO_SSE4 = crypto/libbitcoin_crypto_sse4.la LIBBITCOIN_CRYPTO += $(LIBBITCOIN_CRYPTO_SSE4) -endif if ENABLE_SSE41 LIBBITCOIN_CRYPTO_SSE41 = crypto/libbitcoin_crypto_sse41.la LIBBITCOIN_CRYPTO += $(LIBBITCOIN_CRYPTO_SSE41) diff --git a/src/crypto/sha256.cpp b/src/crypto/sha256.cpp index 36ef6d9a1a..4c7bb6f20f 100644 --- a/src/crypto/sha256.cpp +++ b/src/crypto/sha256.cpp @@ -26,13 +26,11 @@ #endif #if defined(__x86_64__) || defined(__amd64__) || defined(__i386__) -#if defined(USE_ASM) namespace sha256_sse4 { void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks); } #endif -#endif namespace sha256d64_sse41 { @@ -574,7 +572,7 @@ bool SelfTest() { } #if !defined(DISABLE_OPTIMIZED_SHA256) -#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__) || defined(__i386__)) +#if (defined(__x86_64__) || defined(__amd64__) || defined(__i386__)) /** Check whether the OS has enabled AVX registers. */ bool AVXEnabled() { @@ -597,7 +595,7 @@ std::string SHA256AutoDetect(sha256_implementation::UseImplementation use_implem TransformD64_8way = nullptr; #if !defined(DISABLE_OPTIMIZED_SHA256) -#if defined(USE_ASM) && defined(HAVE_GETCPUID) +#if defined(HAVE_GETCPUID) bool have_sse4 = false; bool have_xsave = false; bool have_avx = false; @@ -654,7 +652,7 @@ std::string SHA256AutoDetect(sha256_implementation::UseImplementation use_implem ret += ",avx2(8way)"; } #endif -#endif // defined(USE_ASM) && defined(HAVE_GETCPUID) +#endif // defined(HAVE_GETCPUID) #if defined(ENABLE_ARM_SHANI) bool have_arm_shani = false; |