Test Fillers (Sources for the tests)

1 files changed, 45 insertions, 0 deletions

diff --git a/src/VMTestsFiller/loop-exp.sol b/src/VMTestsFiller/loop-exp.sol
new file mode 100644
index 000000000..e42ddecf1
--- /dev/null
+++ b/src/VMTestsFiller/loop-exp.sol
@@ -0,0 +1,45 @@
+pragma solidity ^0.4;
+
+contract ExpPerformanceTester {
+
+    function testExp(int exponent, int seed, uint n) external returns (int) {
+        int e = seed;
+        for (uint i = 0; i < n; i += 1) {
+            e = e ** exponent;
+        }
+        return e;
+    }
+
+    function testExpUnroll16(int exponent, int seed, uint n) external returns (int) {
+        int e = seed;
+        for (uint i = 0; i < n; i += 16) {
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+            e = e ** exponent;
+        }
+        return e;
+    }
+
+    function testNop(int exponent, int seed, uint n) external returns (int) {
+        for (uint i = 0; i < n; i += 1) {}
+        return seed;
+    }
+
+    function testNopUnroll16(int exponent, int seed, uint n) external returns (int) {
+        for (uint i = 0; i < n; i += 16) {}
+        return seed;
+    }
+}