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-rw-r--r--src/liblzma/check/crc64_table.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/src/liblzma/check/crc64_table.c b/src/liblzma/check/crc64_table.c
index 688e527..78e4275 100644
--- a/src/liblzma/check/crc64_table.c
+++ b/src/liblzma/check/crc64_table.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: 0BSD
+
///////////////////////////////////////////////////////////////////////////////
//
/// \file crc64_table.c
@@ -5,19 +7,21 @@
//
// Author: Lasse Collin
//
-// This file has been put into the public domain.
-// You can do whatever you want with this file.
-//
///////////////////////////////////////////////////////////////////////////////
#include "common.h"
-// FIXME: Compared to crc64_fast.c this has to check for __x86_64__ too
+// FIXME: Compared to crc_common.h this has to check for __x86_64__ too
// so that in 32-bit builds crc64_x86.S won't break due to a missing table.
-#if (defined(__x86_64__) && defined(__SSSE3__) \
+#if defined(HAVE_USABLE_CLMUL) && ((defined(__x86_64__) && defined(__SSSE3__) \
&& defined(__SSE4_1__) && defined(__PCLMUL__)) \
- || (defined(__e2k__) && __iset__ >= 6)
+ || (defined(__e2k__) && __iset__ >= 6))
+# define NO_CRC64_TABLE
+#endif
+
+
+#ifdef NO_CRC64_TABLE
// No table needed. Use a typedef to avoid an empty translation unit.
typedef void lzma_crc64_dummy;