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Add support for 32-bit builds. #3

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Merged
4rgorok merged 1 commit into from
Jul 25, 2022
Merged

Add support for 32-bit builds. #3

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2 changes: 2 additions & 0 deletions README.md
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Expand Up @@ -2,3 +2,5 @@ This repo requires the installation of the Golang compiler on the system in orde
presubmit script and the provided Go FFI and test. To install Go under Ubuntu, run the following:

``sudo apt install golang-go``

For 32-bit builds to work, boost library is required.
8 changes: 8 additions & 0 deletions src/starkware/algebra/big_int.h
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Expand Up @@ -13,6 +13,14 @@
#include "starkware/utils/error_handling.h"
#include "starkware/utils/prng.h"

/*
Support for 32-bit builds, where __uint128_t isn't defined.
*/
#ifndef __SIZEOF_INT128__
#include <boost/multiprecision/cpp_int.hpp>
typedef boost::multiprecision::uint128_t __uint128_t;
#endif

namespace starkware {

static constexpr inline __uint128_t Umul128(uint64_t x, uint64_t y) {
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