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Also test using gmp-d in bigint_benchmark #411

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Merged
9il merged 1 commit into from
May 31, 2022
Merged

Also test using gmp-d in bigint_benchmark #411

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1 change: 1 addition & 0 deletions bigint_benchmark/dub.sdl
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Original file line number Diff line number Diff line change
@@ -1,2 +1,3 @@
name "bigint_benchmark"
dependency "mir-algorithm" path="../"
dependency "gmp-d" version="~master"
40 changes: 34 additions & 6 deletions bigint_benchmark/source/app.d
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import mir.bignum.integer: BigInt;
import mir.stdio;
import std.bigint: StdBigInt = BigInt;
import gmp.z : GmpBigInt = MpZ, powmod;
import std.datetime.stopwatch;

immutable ps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
Expand Down Expand Up @@ -49,26 +50,53 @@ void testMir()
debug dout << b << endl;
}

void testGmp()
{
import std.algorithm.mutation : move;
auto p = GmpBigInt.fromHexString(ps);
auto q = GmpBigInt.fromHexString(qs);
GmpBigInt m = p.move();
m *= q;
auto e = GmpBigInt.fromHexString(es);
GmpBigInt b = e.dup;
b.powmod(e, m);
debug dout << b << endl;
}

void main()
{
version (assert)
{
testStd;
testMir;
testStd();
testMir();
testGmp();
dout << "please compile with --build=release" << endl;
}
else
{
import std.system: os;
auto res = 10.benchmark!(testStd, testMir);
auto ratio = double(res[0].total!"usecs") / res[1].total!"usecs";
dout
const res = 10.benchmark!(testStd, testMir, testGmp);
{
const mirRatio = double(res[0].total!"usecs") / res[1].total!"usecs";
dout
<< "--------------------------------------------" << endl
<< "mir speedup = " << cast(int)((ratio - 1) * 100_0) / 10.0 << "%" << endl
<< "mir speedup = " << cast(int)((mirRatio - 1) * 100_0) / 10.0 << "%" << endl
<< "std = " << res[0] << endl
<< "mir = " << res[1] << endl
<< " ............... " << size_t.sizeof * 8 << "bit " << os << " ............... " << endl
<< "--------------------------------------------"
<< endl;
}
{
const gmpRatio = double(res[0].total!"usecs") / res[2].total!"usecs";
dout
<< "--------------------------------------------" << endl
<< "gmp speedup = " << cast(int)((gmpRatio - 1) * 100_0) / 10.0 << "%" << endl
<< "std = " << res[0] << endl
<< "gmp = " << res[2] << endl
<< " ............... " << size_t.sizeof * 8 << "bit " << os << " ............... " << endl
<< "--------------------------------------------"
<< endl;
}
}
}