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[bug] Fix the parity of the RNG #7239

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Jan 28, 2023
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[bug] Fix the parity of the RNG #7239

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[bug] Fix the parity of the RNG
lin-hitonami Jan 28, 2023
fcbd6cc
[bug] Fix the parity of the RNG
lin-hitonami Jan 28, 2023
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4 changes: 2 additions & 2 deletions taichi/runtime/llvm/llvm_runtime_executor.cpp
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Expand Up @@ -579,9 +579,9 @@ void LlvmRuntimeExecutor::materialize_runtime(MemoryPool *memory_pool,
auto *const runtime_jit = tlctx->runtime_jit_module;

// Starting random state for the program calculated using the random seed.
// The seed is multiplied by 2^20 so that two programs with different seeds
// The seed is multiplied by 1048391 so that two programs with different seeds
// will not have overlapping random states in any thread.
int starting_rand_state = config_->random_seed * 1048576;
int starting_rand_state = config_->random_seed * 1048391;

// Number of random states. One per CPU/CUDA thread.
int num_rand_states = 0;
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