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fix(compiler): Do not reinstantiate csprng each time in the simulation backend

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Bourgerie Quentin
2024-03-13 15:15:50 +01:00
committed by Quentin Bourgerie
parent 9dcf1c4b6f
commit 5370fb3cf9
1 changed files with 3 additions and 1 deletions
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4
compilers/concrete-compiler/compiler/lib/Runtime/simulation.cpp
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@@ -16,6 +16,8 @@
using concretelang::csprng::SoftCSPRNG;
thread_local auto csprng = SoftCSPRNG(0);
inline concrete::SecurityCurve *security_curve() {
return concrete::getSecurityCurve(128, concrete::BINARY);
}
@@ -29,7 +31,7 @@ uint64_t from_torus(double torus) {
// single one?
uint64_t gaussian_noise(double mean, double variance) {
uint64_t random_gaussian_buff[2];
auto csprng = SoftCSPRNG(0);
concrete_cpu_fill_with_random_gaussian(random_gaussian_buff, 2, variance,
csprng.ptr);
return random_gaussian_buff[0];