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authorredfish <redfish@galactica.pw>2016-05-25 15:53:29 -0400
committerredfish <redfish@galactica.pw>2016-05-25 15:53:29 -0400
commit95be58ef0e17a2f1367bcbfab6ed43766ea838be (patch)
tree7936d34ea6cc597a8b8eb3974ec02bc0d527c438
parentMerge pull request #842 (diff)
downloadmonero-95be58ef0e17a2f1367bcbfab6ed43766ea838be.tar.xz
crypto: slow-hash: disable mul implemented in asm for ARM
The implementation of mul in asm breaks 'slow-hash' test when built with GCC 6.1.1. Disable this implementation in favor of plain C until it is fixed.
-rw-r--r--src/crypto/slow-hash.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/crypto/slow-hash.c b/src/crypto/slow-hash.c
index 4efa8af6c..6e03be4d4 100644
--- a/src/crypto/slow-hash.c
+++ b/src/crypto/slow-hash.c
@@ -683,7 +683,8 @@ static void (*const extra_hashes[4])(const void *, size_t, char *) = {
#include "aesb.c"
-/* The asm corresponds to this C code
+#ifndef ARM_MUL_IMPL_ASM
+/* The asm corresponds to this C code */
#define SHORT uint32_t
#define LONG uint64_t
@@ -714,7 +715,8 @@ void mul(const uint8_t *ca, const uint8_t *cb, uint8_t *cres) {
res[3] = t.tmp[2];
res[0] = t.tmp[6];
res[1] = t.tmp[7];
-} */
+}
+#else // ARM_MUL_IMPL_ASM (TODO: this fails hash-slow test with GCC 6.1.1)
/* Can work as inline, but actually runs slower. Keep it separate */
#define mul(a, b, c) cn_mul128(a, b, c)
@@ -749,6 +751,7 @@ __asm__ __volatile__(
: [A]"r"(aa[1]), [a]"r"(aa[0]), [B]"r"(bb[1]), [b]"r"(bb[0]), [r]"r"(r)
: "cc", "memory");
}
+#endif // ARM_MUL_IMPL_ASM
STATIC INLINE void sum_half_blocks(uint8_t* a, const uint8_t* b)
{