Issue #27: adding setcc test.

Author: lialan

test/CodeGen/EVM/runtime_tests/setcc.ll

@@ -0,0 +1,7 @@
+define i256 @sccweqand(i256 %a, i256 %b) {
+  %t1 = and i256 %a, %b
+  %t2 = icmp eq i256 %t1, 0
+  %t3 = zext i1 %t2 to i256
+  ret i256 %t3
+}
+

tools/evm-test/evm_test.py

@@ -227,6 +227,10 @@ def run_string_input(name: str, inputs: List[str], output: str, function: str) -
     "input":  ["0x00001234", "0x00004321"],
     "output": "0x0000000000000000000000000000000000000000000000000000000004c5f4b4",
   },
+  "setcc.ll" : {
+    "input":  ["0xff00ff00", "0x00ff00ff"],
+    "output": "0x0000000000000000000000000000000000000000000000000000000000000001",
+  },
 }
 
 def assembly_tests() -> List[str]: