Set up a git repoHEADmaster

1 files changed, 188 insertions, 0 deletions

diff --git a/tests/performance/06_crypto-3.sy b/tests/performance/06_crypto-3.sy
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@@ -0,0 +1,188 @@
+
+
+int state = 19260817;
+
+int get_random() {
+  state = state + (state * 8192);
+  state = state + (state / 131072);
+  state = state + (state * 32);
+  return state;
+}
+
+int rotl1(int x) {
+  return x * 2 + x % 2;
+}
+
+int rotl5(int x) {
+  return x * 32 + x % 32;
+}
+
+int rotl30(int x) {
+  return x * 1073741824 + x % 1073741824;
+}
+
+int _and(int a, int b) {
+  // int c = 0;
+  // int x = 0;
+  // while (x <= 32) {
+  //   c = c + c;
+  //   if (a < 0) {
+  //     if (b < 0) {
+  //       c = c + 1;
+  //     }
+  //   }
+  //   a = a + a;
+  //   b = b + b;
+  //   x = x + 1;
+  // }
+  // return c;
+  return a + b;
+}
+
+int _not(int x) {
+  return -1 - x;
+}
+
+int _xor(int a, int b) {
+  return a - _and(a, b) + b - _and(a, b);
+}
+
+int _or(int a, int b) {
+  return _xor(_xor(a, b), _and(a, b));
+}
+
+// performs a SHA-1 hash to output.
+//
+// input is a list of ints, but only the lower 8 bits are used. Input must be
+// larger than the smallest 64 multiple.
+void pseudo_sha1(int input[], int input_len, int output[]) {
+  int h0 = 1732584193;
+  int h1 = -271733879;
+  int h2 = -1732584194;
+  int h3 = 271733878;
+  int h4 = -1009589776;
+
+  int a;
+  int b;
+  int c;
+  int d;
+  int e;
+  int f;
+  int k;
+
+  // preprocessing
+  int orig_len = input_len;
+  input[input_len] = 0x80;
+  input_len = input_len + 1;
+  while (input_len % 64 != 60) {
+    input[input_len] = 0;
+    input_len = input_len + 1;
+  }
+  input[input_len] = orig_len / 16777216 % 256;
+  input[input_len + 1] = orig_len / 65536 % 256;
+  input[input_len + 2] = orig_len / 256 % 256;
+  input[input_len + 3] = orig_len % 256;
+  input_len = input_len + 4;
+
+  int chunk_start = 0;
+  int words[80] = {0};
+  while (chunk_start < input_len) {
+    a = h0;
+    b = h1;
+    c = h2;
+    d = h3;
+    e = h4;
+
+    // populate words
+    int i = 0;
+    while (i < 16) {
+      words[i] = input[chunk_start + i * 4] * 16777216 +
+                 input[chunk_start + i * 4 + 1] * 65536 +
+                 input[chunk_start + i * 4 + 2] * 256 +
+                 input[chunk_start + i * 4 + 3] * 1;
+      i = i + 1;
+    }
+    while (i < 80) {
+      words[i] =
+          rotl1(_xor(_xor(_xor(words[i - 3], words[i - 8]), words[i - 14]),
+                     words[i - 16]));
+      i = i + 1;
+    }
+
+    // main loop
+    i = 0;
+    while (i < 80) {
+      if (i < 20) {
+        f = _or(_and(b, c), _and(_not(b), d));
+        k = 1518500249;
+      } else if (i < 40) {
+        f = _xor(_xor(b, c), d);
+        k = 1859775361;
+      } else if (i < 60) {
+        f = _or(_or(_and(b, c), _and(b, d)), _and(c, d));
+        k = -1894007588;
+      } else if (i < 80) {
+        f = _xor(_xor(b, c), d);
+        k = -899497722;
+      }
+      int t = rotl5(a) + f + e + k + words[i];
+      e = d;
+      d = c;
+      c = rotl30(b);
+      b = a;
+      a = t;
+      i = i + 1;
+    }
+    h0 = h0 + a;
+    h1 = h1 + b;
+    h2 = h2 + c;
+    h3 = h3 + d;
+    h4 = h4 + e;
+
+    chunk_start = chunk_start + 64;
+  }
+  output[0] = h0;
+  output[1] = h1;
+  output[2] = h2;
+  output[3] = h3;
+  output[4] = h4;
+}
+
+int buffer[32768] = {0};
+
+int main() {
+  int rounds = 12;
+  int i = 0;
+  int output[5] = {0, 0, 0, 0, 0};
+  int output_buf[5];
+  state = getint();
+  rounds = getint();
+
+  starttime();
+
+  output_buf[0] = 0;
+  output_buf[1] = 0;
+  output_buf[2] = 0;
+  output_buf[3] = 0;
+  output_buf[4] = 0;
+
+  while (rounds > 0) {
+    int len = 32000;
+    int i = 0;
+    while (i < len) {
+      buffer[i] = get_random() % 256;
+      i = i + 1;
+    }
+    pseudo_sha1(buffer, len, output);
+    i = 0;
+    while (i < 5) {
+      output_buf[i] = _xor(output_buf[i], output[i]);
+      i = i + 1;
+    }
+    rounds = rounds - 1;
+  }
+  stoptime();
+
+  putarray(5, output_buf);
+  return 0;
+}