aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/crypto/sha256.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/crypto/sha256.cpp b/src/crypto/sha256.cpp
index 6ac51d11cd..51824fbe9f 100644
--- a/src/crypto/sha256.cpp
+++ b/src/crypto/sha256.cpp
@@ -478,7 +478,7 @@ TransformD64Type TransformD64 = sha256::TransformD64;
TransformD64Type TransformD64_4way = nullptr;
TransformD64Type TransformD64_8way = nullptr;
-#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__))
+#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__) || defined(__i386__))
// We can't use cpuid.h's __get_cpuid as it does not support subleafs.
void inline cpuid(uint32_t leaf, uint32_t subleaf, uint32_t& a, uint32_t& b, uint32_t& c, uint32_t& d)
{
@@ -491,12 +491,14 @@ void inline cpuid(uint32_t leaf, uint32_t subleaf, uint32_t& a, uint32_t& b, uin
std::string SHA256AutoDetect()
{
std::string ret = "standard";
-#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__))
+#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__) || defined(__i386__))
uint32_t eax, ebx, ecx, edx;
cpuid(1, 0, eax, ebx, ecx, edx);
if ((ecx >> 19) & 1) {
+#if defined(__x86_64__) || defined(__amd64__)
Transform = sha256_sse4::Transform;
TransformD64 = TransformD64Wrapper<sha256_sse4::Transform>;
+#endif
#if defined(ENABLE_SSE41) && !defined(BUILD_BITCOIN_INTERNAL)
TransformD64_4way = sha256d64_sse41::Transform_4way;
ret = "sse4(1way+4way)";