From 229cc0166ceefbd49fffd788c2565ab5727c0257 Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Thu, 3 Aug 2017 07:17:57 +0900
Subject: [PATCH] define macro for emscripten

---
 include/mcl/gmp_util.hpp | 3 +++
 include/mcl/op.hpp       | 4 ++++
 include/mcl/vint.hpp     | 4 ++++
 test/bn_test.cpp         | 6 +++---
 4 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/include/mcl/gmp_util.hpp b/include/mcl/gmp_util.hpp
index 84b74d5..b9ae3c5 100644
--- a/include/mcl/gmp_util.hpp
+++ b/include/mcl/gmp_util.hpp
@@ -22,6 +22,9 @@
 	#pragma warning(disable : 4512)
 	#pragma warning(disable : 4146)
 #endif
+#ifdef __EMSCRIPTEN__
+	#define MCL_USE_VINT
+#endif
 #ifdef MCL_USE_VINT
 #include <mcl/vint.hpp>
 typedef mcl::Vint mpz_class;
diff --git a/include/mcl/op.hpp b/include/mcl/op.hpp
index 9e02058..b5d7045 100644
--- a/include/mcl/op.hpp
+++ b/include/mcl/op.hpp
@@ -11,6 +11,10 @@
 #ifndef MCL_MAX_BIT_SIZE
 	#define MCL_MAX_BIT_SIZE 521
 #endif
+#ifdef __EMSCRIPTEN__
+	#define MCL_DONT_USE_XBYAK
+	#define MCL_DONT_USE_OPENSSL
+#endif
 #if !defined(MCL_DONT_USE_XBYAK) && (defined(_WIN64) || defined(__x86_64__))
 	#define MCL_USE_XBYAK
 #endif
diff --git a/include/mcl/vint.hpp b/include/mcl/vint.hpp
index fda212e..9ac7e3f 100644
--- a/include/mcl/vint.hpp
+++ b/include/mcl/vint.hpp
@@ -14,6 +14,10 @@
 #include <iostream>
 #include <mcl/util.hpp>
 
+#ifdef __EMSCRIPTEN__
+	#define MCL_VINT_64BIT_PORTABLE
+#endif
+
 #ifndef MCL_SIZEOF_UNIT
 	#if defined(CYBOZU_OS_BIT) && (CYBOZU_OS_BIT == 32)
 		#define MCL_SIZEOF_UNIT 4
diff --git a/test/bn_test.cpp b/test/bn_test.cpp
index 2ce7ba0..8637d29 100644
--- a/test/bn_test.cpp
+++ b/test/bn_test.cpp
@@ -252,10 +252,10 @@ void testPairing(const G1& P, const G2& Q, const char *eStr)
 		Fp12 e = e1, ea;
 		G1 Pa;
 		G2 Qa;
-#if MCL_SIZEOF_UNIT == 8
-		const int count = 1000;
-#else
+#if defined(__EMSCRIPTEN__) || MCL_SIZEOF_UNIT == 4
 		const int count = 100;
+#else
+		const int count = 1000;
 #endif
 		mpz_class a;
 		cybozu::XorShift rg;