diff --git a/xmrstak/backend/amd/OclCryptonightR_gen.cpp b/xmrstak/backend/amd/OclCryptonightR_gen.cpp
index 13785d64bb70158a20525066844e2e7760c60144..7358e98570386de0353815df3eb19eab717455f8 100644
--- a/xmrstak/backend/amd/OclCryptonightR_gen.cpp
+++ b/xmrstak/backend/amd/OclCryptonightR_gen.cpp
@@ -134,6 +134,7 @@ static cl_program CryptonightR_build_program(
const GpuContext* ctx,
xmrstak_algo algo,
uint64_t height,
+ uint32_t precompile_count,
cl_kernel old_kernel,
std::string source_code,
std::string options)
@@ -151,7 +152,7 @@ static cl_program CryptonightR_build_program(
for(size_t i = 0; i < CryptonightR_cache.size();)
{
const CacheEntry& entry = CryptonightR_cache[i];
- if ((entry.algo == algo) && (entry.height + 2 < height))
+ if ((entry.algo == algo) && (entry.height + 2 + precompile_count < height))
{
printer::inst()->print_msg(LDEBUG, "CryptonightR: program for height %llu released (old program)", entry.height);
old_programs.push_back(entry.program);
@@ -252,10 +253,12 @@ static cl_program CryptonightR_build_program(
return program;
}
-cl_program CryptonightR_get_program(GpuContext* ctx, xmrstak_algo algo, uint64_t height, bool background, cl_kernel old_kernel)
+cl_program CryptonightR_get_program(GpuContext* ctx, xmrstak_algo algo, uint64_t height, uint32_t precompile_count, bool background, cl_kernel old_kernel)
{
+ printer::inst()->print_msg(LDEBUG, "CryptonightR: start %llu released",height);
+
if (background) {
- background_exec([=](){ CryptonightR_get_program(ctx, algo, height, false, old_kernel); });
+ background_exec([=](){ CryptonightR_get_program(ctx, algo, height, precompile_count, false, old_kernel); });
return nullptr;
}
@@ -347,7 +350,7 @@ cl_program CryptonightR_get_program(GpuContext* ctx, xmrstak_algo algo, uint64_t
}
- return CryptonightR_build_program(ctx, algo, height, old_kernel, source, options);
+ return CryptonightR_build_program(ctx, algo, height, precompile_count, old_kernel, source, options);
}
} // namespace amd
diff --git a/xmrstak/backend/amd/OclCryptonightR_gen.hpp b/xmrstak/backend/amd/OclCryptonightR_gen.hpp
index a69df9074be2715035948358d9f2c0cdfe61515e..5f97d1e5142fa2552146c22af257ffbe02f39ae8 100644
--- a/xmrstak/backend/amd/OclCryptonightR_gen.hpp
+++ b/xmrstak/backend/amd/OclCryptonightR_gen.hpp
@@ -20,7 +20,7 @@ namespace amd
{
cl_program CryptonightR_get_program(GpuContext* ctx, const xmrstak_algo algo,
- uint64_t height, bool background = false, cl_kernel old_kernel = nullptr);
+ uint64_t height, uint32_t precompile_count, bool background = false, cl_kernel old_kernel = nullptr);
} // namespace amd
} // namespace xmrstak
diff --git a/xmrstak/backend/amd/amd_gpu/gpu.cpp b/xmrstak/backend/amd/amd_gpu/gpu.cpp
index a439e71e18407d04c5492b0c41d4617fcaa5abff..9c9db2ee3d274fa1d170b043548e4f1b116b72de 100644
--- a/xmrstak/backend/amd/amd_gpu/gpu.cpp
+++ b/xmrstak/backend/amd/amd_gpu/gpu.cpp
@@ -958,8 +958,10 @@ size_t XMRSetJob(GpuContext* ctx, uint8_t* input, size_t input_len, uint64_t tar
if ((miner_algo == cryptonight_r) || (miner_algo == cryptonight_r_wow)) {
+ uint32_t PRECOMPILATION_DEPTH = 4;
+
// Get new kernel
- cl_program program = xmrstak::amd::CryptonightR_get_program(ctx, miner_algo, height);
+ cl_program program = xmrstak::amd::CryptonightR_get_program(ctx, miner_algo, height, PRECOMPILATION_DEPTH);
if (program != ctx->ProgramCryptonightR) {
cl_int ret;
@@ -975,12 +977,10 @@ size_t XMRSetJob(GpuContext* ctx, uint8_t* input, size_t input_len, uint64_t tar
}
ctx->ProgramCryptonightR = program;
- uint32_t PRECOMPILATION_DEPTH = 4;
-
// Precompile next program in background
- xmrstak::amd::CryptonightR_get_program(ctx, miner_algo, height + 1, true, old_kernel);
+ xmrstak::amd::CryptonightR_get_program(ctx, miner_algo, height + 1, PRECOMPILATION_DEPTH, true, old_kernel);
for (int i = 2; i <= PRECOMPILATION_DEPTH; ++i)
- xmrstak::amd::CryptonightR_get_program(ctx, miner_algo, height + i, true, nullptr);
+ xmrstak::amd::CryptonightR_get_program(ctx, miner_algo, height + i, PRECOMPILATION_DEPTH, true, nullptr);
printer::inst()->print_msg(LDEBUG, "Thread #%zu updated CryptonightR", ctx->deviceIdx);
}
diff --git a/xmrstak/backend/nvidia/CudaCryptonightR_gen.cpp b/xmrstak/backend/nvidia/CudaCryptonightR_gen.cpp
index 87eb05540b83bde74ab295f8810b92194a03d131..f1bf7581995c95d45a030a690f1b8a82b3a924f6 100644
--- a/xmrstak/backend/nvidia/CudaCryptonightR_gen.cpp
+++ b/xmrstak/backend/nvidia/CudaCryptonightR_gen.cpp
@@ -153,6 +153,7 @@ static void CryptonightR_build_program(
std::string& lowered_name,
const xmrstak_algo& algo,
uint64_t height,
+ uint32_t precompile_count,
int arch_major,
int arch_minor,
std::string source)
@@ -164,7 +165,7 @@ static void CryptonightR_build_program(
for (size_t i = 0; i < CryptonightR_cache.size();)
{
const CacheEntry& entry = CryptonightR_cache[i];
- if ((entry.algo == algo) && (entry.height + 2 < height))
+ if ((entry.algo == algo) && (entry.height + 2 + precompile_count < height))
{
printer::inst()->print_msg(LDEBUG, "CryptonightR: program for height %llu released (old program)", entry.height);
CryptonightR_cache[i] = std::move(CryptonightR_cache.back());
@@ -273,10 +274,10 @@ static void CryptonightR_build_program(
CryptonightR_cache_mutex.UnLock();
}
-void CryptonightR_get_program(std::vector<char>& ptx, std::string& lowered_name, const xmrstak_algo algo, uint64_t height, int arch_major, int arch_minor, bool background)
+void CryptonightR_get_program(std::vector<char>& ptx, std::string& lowered_name, const xmrstak_algo algo, uint64_t height, uint32_t precompile_count, int arch_major, int arch_minor, bool background)
{
if (background) {
- background_exec([=]() { std::vector<char> tmp; std::string s; CryptonightR_get_program(tmp, s, algo, height, arch_major, arch_minor, false); });
+ background_exec([=]() { std::vector<char> tmp; std::string s; CryptonightR_get_program(tmp, s, algo, height, precompile_count, arch_major, arch_minor, false); });
return;
}
@@ -329,7 +330,7 @@ void CryptonightR_get_program(std::vector<char>& ptx, std::string& lowered_name,
CryptonightR_cache_mutex.UnLock();
}
- CryptonightR_build_program(ptx, lowered_name, algo, height, arch_major, arch_minor, source_code);
+ CryptonightR_build_program(ptx, lowered_name, algo, height, precompile_count, arch_major, arch_minor, source_code);
}
} // namespace xmrstak
diff --git a/xmrstak/backend/nvidia/CudaCryptonightR_gen.hpp b/xmrstak/backend/nvidia/CudaCryptonightR_gen.hpp
index e214647b97427c049aed29c3e4c6e6f66f0cdf66..c3d8827b064276157f1b596878381f206d68c463 100644
--- a/xmrstak/backend/nvidia/CudaCryptonightR_gen.hpp
+++ b/xmrstak/backend/nvidia/CudaCryptonightR_gen.hpp
@@ -29,7 +29,7 @@ namespace nvidia
{
void CryptonightR_get_program(std::vector<char>& ptx, std::string& lowered_name,
- const xmrstak_algo algo, uint64_t height, int arch_major, int arch_minor, bool background = false);
+ const xmrstak_algo algo, uint64_t height, uint32_t precompile_count, int arch_major, int arch_minor, bool background = false);
} // namespace xmrstak
diff --git a/xmrstak/backend/nvidia/nvcc_code/cuda_core.cu b/xmrstak/backend/nvidia/nvcc_code/cuda_core.cu
index 3c62bd0902ced3917e86fe688b431d222e07e9ab..718cff0c765eeb619d23b5fc7024e0a71d6222c9 100644
--- a/xmrstak/backend/nvidia/nvcc_code/cuda_core.cu
+++ b/xmrstak/backend/nvidia/nvcc_code/cuda_core.cu
@@ -1033,9 +1033,11 @@ void cryptonight_core_cpu_hash(nvid_ctx* ctx, const xmrstak_algo& miner_algo, ui
if(ctx->module)
cuModuleUnload(ctx->module);
+ uint32_t PRECOMPILATION_DEPTH = 4;
+
std::vector<char> ptx;
std::string lowered_name;
- xmrstak::nvidia::CryptonightR_get_program(ptx, lowered_name, miner_algo, chain_height, ctx->device_arch[0], ctx->device_arch[1]);
+ xmrstak::nvidia::CryptonightR_get_program(ptx, lowered_name, miner_algo, chain_height, PRECOMPILATION_DEPTH, ctx->device_arch[0], ctx->device_arch[1]);
CU_CHECK(ctx->device_id, cuModuleLoadDataEx(&ctx->module, ptx.data(), 0, 0, 0));
CU_CHECK(ctx->device_id, cuModuleGetFunction(&ctx->kernel, ctx->module, lowered_name.c_str()));
@@ -1043,7 +1045,9 @@ void cryptonight_core_cpu_hash(nvid_ctx* ctx, const xmrstak_algo& miner_algo, ui
ctx->kernel_height = chain_height;
ctx->cached_algo = miner_algo;
- xmrstak::nvidia::CryptonightR_get_program(ptx, lowered_name, miner_algo, chain_height + 1, ctx->device_arch[0], ctx->device_arch[1], true);
+ for (int i = 1; i <= PRECOMPILATION_DEPTH; ++i)
+ xmrstak::nvidia::CryptonightR_get_program(ptx, lowered_name, miner_algo,
+ chain_height + i, PRECOMPILATION_DEPTH, ctx->device_arch[0], ctx->device_arch[1], true);
}
}