intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 70 insertions, 0 deletions

diff --git a/contrib/libs/crcutil/ya.make b/contrib/libs/crcutil/ya.make
new file mode 100644
index 0000000000..2da8ef940f
--- /dev/null
+++ b/contrib/libs/crcutil/ya.make
@@ -0,0 +1,70 @@
+LIBRARY()
+
+LICENSE(Apache-2.0)
+
+VERSION(1.0)
+
+LICENSE_TEXTS(.yandex_meta/licenses.list.txt)
+
+OWNER(
+    g:contrib
+    g:cpp-contrib
+)
+
+NO_UTIL()
+
+NO_COMPILER_WARNINGS()
+
+NO_JOIN_SRC()
+
+IF (GCC AND USE_LTO)
+    CFLAGS(-DCRCUTIL_FORCE_ASM_CRC32C=1)
+ENDIF()
+
+IF (ARCH_I386 OR ARCH_X86_64)
+    IF (OS_WINDOWS)
+        SRCS(
+            multiword_64_64_cl_i386_mmx.cc
+        )
+    ELSEIF (OS_ANDROID AND ARCH_I386)
+        # 32-bit Android has some problems with register allocation, so we fall back to default implementation
+    ELSE()
+        IF (CLANG)
+            CFLAGS(-DCRCUTIL_USE_MM_CRC32=1)
+            IF (ARCH_I386)
+                # clang doesn't support this as optimization attribute and has problems with register allocation
+                SRC(
+                    multiword_64_64_gcc_i386_mmx.cc
+                    -fomit-frame-pointer
+                )
+            ELSE()
+                SRCS(
+                    multiword_64_64_gcc_i386_mmx.cc
+                )
+            ENDIF()
+        ELSE()
+            CFLAGS(
+                -mcrc32
+                -DCRCUTIL_USE_MM_CRC32=1
+            )
+        ENDIF()
+        SRCS(
+            multiword_128_64_gcc_amd64_sse2.cc
+            multiword_64_64_gcc_amd64_asm.cc
+        )
+    ENDIF()
+    IF (OS_WINDOWS)
+        SRCS(
+            crc32c_sse4.cc
+        )
+    ELSE()
+        SRC_CPP_SSE4(crc32c_sse4.cc)
+    ENDIF()
+ENDIF()
+
+SRCS(
+    interface.cc
+    multiword_64_64_intrinsic_i386_mmx.cc
+)
+
+END()