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set default coompute capability according to cuda version #773

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Merged
merged 3 commits into from
Aug 21, 2023
Merged

set default coompute capability according to cuda version #773

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2da434f
set default coompute capability according to cuda version (#773)
zxdvd Aug 8, 2023
6be5ecc
Merge branch 'main' into zxdvd/main
zhuohan123 Aug 21, 2023
7c4fdcf
Add compute capability 80
zhuohan123 Aug 21, 2023
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18 changes: 12 additions & 6 deletions setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -47,12 +47,6 @@ def get_nvcc_cuda_version(cuda_dir: str) -> Version:
raise RuntimeError(
"GPUs with compute capability less than 7.0 are not supported.")
compute_capabilities.add(major * 10 + minor)
# If no GPU is available, add all supported compute capabilities.
if not compute_capabilities:
compute_capabilities = {70, 75, 80, 86, 90}
# Add target compute capabilities to NVCC flags.
for capability in compute_capabilities:
NVCC_FLAGS += ["-gencode", f"arch=compute_{capability},code=sm_{capability}"]

# Validate the NVCC CUDA version.
nvcc_cuda_version = get_nvcc_cuda_version(CUDA_HOME)
Expand All @@ -65,6 +59,18 @@ def get_nvcc_cuda_version(cuda_dir: str) -> Version:
raise RuntimeError(
"CUDA 11.8 or higher is required for GPUs with compute capability 9.0.")

# If no GPU is available, add all supported compute capabilities.
if not compute_capabilities:
compute_capabilities = {70, 75, 80}
if nvcc_cuda_version >= Version("11.1"):
compute_capabilities.add(86)
if nvcc_cuda_version >= Version("11.8"):
compute_capabilities.add(90)

# Add target compute capabilities to NVCC flags.
for capability in compute_capabilities:
NVCC_FLAGS += ["-gencode", f"arch=compute_{capability},code=sm_{capability}"]

# Use NVCC threads to parallelize the build.
if nvcc_cuda_version >= Version("11.2"):
num_threads = min(os.cpu_count(), 8)
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