Cycles: upgrade CUDA to 11.4
This fixes a performance regression on Ampere cards, on specific scenes like classroom. For cycles-x there is little difference, but this is still helpful for LTS releases, and we need to upgrade at some point anyway.
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@@ -41,7 +41,7 @@
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},
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"cuda11":
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{
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"version": "11.3"
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"version": "11.4"
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}
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},
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"cmake":
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@@ -461,18 +461,19 @@ string CUDADevice::compile_kernel(const DeviceRequestedFeatures &requested_featu
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const int nvcc_cuda_version = cuewCompilerVersion();
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VLOG(1) << "Found nvcc " << nvcc << ", CUDA version " << nvcc_cuda_version << ".";
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if (nvcc_cuda_version < 80) {
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if (nvcc_cuda_version < 101) {
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printf(
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"Unsupported CUDA version %d.%d detected, "
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"you need CUDA 8.0 or newer.\n",
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"you need CUDA 10.1 or newer.\n",
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nvcc_cuda_version / 10,
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nvcc_cuda_version % 10);
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return string();
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}
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else if (!(nvcc_cuda_version == 101 || nvcc_cuda_version == 102)) {
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else if (!(nvcc_cuda_version == 101 || nvcc_cuda_version == 102 || nvcc_cuda_version == 111 ||
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nvcc_cuda_version == 112 || nvcc_cuda_version == 113 || nvcc_cuda_version == 114)) {
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printf(
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"CUDA version %d.%d detected, build may succeed but only "
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"CUDA 10.1 and 10.2 are officially supported.\n",
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"CUDA 10.1 to 11.4 are officially supported.\n",
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nvcc_cuda_version / 10,
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nvcc_cuda_version % 10);
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}
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@@ -380,11 +380,16 @@ if(WITH_CYCLES_CUDA_BINARIES)
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set(CUDA_VERSION "${CUDA_VERSION_MAJOR}${CUDA_VERSION_MINOR}")
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# warn for other versions
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if((CUDA_VERSION MATCHES "101") OR (CUDA_VERSION MATCHES "102") OR (CUDA_VERSION MATCHES "111"))
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if((CUDA_VERSION MATCHES "101") OR
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(CUDA_VERSION MATCHES "102") OR
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(CUDA_VERSION MATCHES "111") OR
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(CUDA_VERSION MATCHES "112") OR
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(CUDA_VERSION MATCHES "113") OR
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(CUDA_VERSION MATCHES "114"))
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else()
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message(WARNING
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"CUDA version ${CUDA_VERSION_MAJOR}.${CUDA_VERSION_MINOR} detected, "
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"build may succeed but only CUDA 10.1, 10.2 and 11.1 are officially supported")
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"build may succeed but only CUDA 10.1 to 11.4 are officially supported")
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endif()
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# build for each arch
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