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authorweidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>2007-09-24 07:05:29 +0000
committerweidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>2007-09-24 07:05:29 +0000
commit5011c185406977b5c5f0549edac0d3f85d2e8db9 (patch)
tree98b8b6ce9ce96032956e2e99c319342327785392 /integer.cpp
parent770d6e4c74332cddfa7b561533258eab2c1dadde (diff)
downloadcryptopp-5011c185406977b5c5f0549edac0d3f85d2e8db9.tar.gz
fix compile with ICC 9.1 on x64
git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@406 57ff6487-cd31-0410-9ec3-f628ee90f5f0
Diffstat (limited to 'integer.cpp')
-rw-r--r--integer.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/integer.cpp b/integer.cpp
index e8c2249..be5f416 100644
--- a/integer.cpp
+++ b/integer.cpp
@@ -187,6 +187,8 @@ public:
DWord r;
#ifdef CRYPTOPP_NATIVE_DWORD_AVAILABLE
r.m_whole = (dword)a * b;
+ #elif defined(__x86_64__)
+ asm ("mulq %3" : "=a"(r.m_halfs.low), "=d"(r.m_halfs.high) : "a"(a), "g"(b) : "cc");
#else
r.m_halfs.low = _umul128(a, b, &r.m_halfs.high);
#endif