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Added support for BMI2 instructions

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This commit is contained in:
SChernykh 2020-01-21 19:44:56 +01:00
parent 8e6f4d4ecb
commit d342968211
8 changed files with 81 additions and 5 deletions
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21
src/crypto/randomx/randomx.cpp
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@ -41,6 +41,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "crypto/randomx/jit_compiler_a64_static.hpp"
#endif
#include "backend/cpu/Cpu.h"
#include <cassert>
RandomX_ConfigurationWownero::RandomX_ConfigurationWownero()
@ -235,14 +237,29 @@ void RandomX_ConfigurationBase::Apply()
CEIL_##x = CEIL_##prev + RANDOMX_FREQ_##x; \
for (; k < CEIL_##x; ++k) { JIT_HANDLE(x, prev); }
#define INST_HANDLE2(x, func_name, prev) \
CEIL_##x = CEIL_##prev + RANDOMX_FREQ_##x; \
for (; k < CEIL_##x; ++k) { JIT_HANDLE(func_name, prev); }
INST_HANDLE(IADD_RS, NULL);
INST_HANDLE(IADD_M, IADD_RS);
INST_HANDLE(ISUB_R, IADD_M);
INST_HANDLE(ISUB_M, ISUB_R);
INST_HANDLE(IMUL_R, ISUB_M);
INST_HANDLE(IMUL_M, IMUL_R);
INST_HANDLE(IMULH_R, IMUL_M);
INST_HANDLE(IMULH_M, IMULH_R);
#if defined(_M_X64) || defined(__x86_64__)
if (xmrig::Cpu::info()->hasBMI2()) {
INST_HANDLE2(IMULH_R, IMULH_R_BMI2, IMUL_M);
INST_HANDLE2(IMULH_M, IMULH_M_BMI2, IMULH_R);
}
else
#endif
{
INST_HANDLE(IMULH_R, IMUL_M);
INST_HANDLE(IMULH_M, IMULH_R);
}
INST_HANDLE(ISMULH_R, IMULH_M);
INST_HANDLE(ISMULH_M, ISMULH_R);
INST_HANDLE(IMUL_RCP, ISMULH_M);