# HG changeset patch
# User Stefan Anzinger <stefan.anzinger@oracle.com>
# Date 1446472652 -3600
# Node ID d7df89bcc764147cd80c4339a356575cdbdcf426
# Parent  33c69b58ff65ecc0de60d2629d24b0a354af7d29
Unittest checking AMD64NodeMatchRules are effective

diff -r 33c69b58ff65 -r d7df89bcc764 graal/com.oracle.graal.compiler.amd64.test/src/com/oracle/graal/compiler/amd64/test/MatchRuleTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.compiler.amd64.test/src/com/oracle/graal/compiler/amd64/test/MatchRuleTest.java	Mon Nov 02 14:57:32 2015 +0100
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.graal.compiler.amd64.test;
+
+import static org.junit.Assume.assumeTrue;
+
+import java.util.List;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import com.oracle.graal.compiler.common.cfg.AbstractBlockBase;
+import com.oracle.graal.lir.LIR;
+import com.oracle.graal.lir.LIRInstruction;
+import com.oracle.graal.lir.amd64.AMD64BinaryConsumer.MemoryConstOp;
+import com.oracle.graal.lir.gen.LIRGenerationResult;
+import com.oracle.graal.lir.jtt.LIRTest;
+import com.oracle.graal.lir.phases.LIRPhase;
+import com.oracle.graal.lir.phases.PreAllocationOptimizationPhase.PreAllocationOptimizationContext;
+
+import jdk.vm.ci.amd64.AMD64;
+import jdk.vm.ci.code.TargetDescription;
+
+public class MatchRuleTest extends LIRTest {
+    private static LIR lir;
+
+    @Before
+    public void checkAMD64() {
+        assumeTrue("skipping AMD64 specific test", getTarget().arch instanceof AMD64);
+    }
+
+    public static int test1Snippet(TestClass o, TestClass b, TestClass c) {
+        if (o.x == 42) {
+            return b.z;
+        } else {
+            return c.y;
+        }
+    }
+
+    /**
+     * Verifies, if the match rules in AMD64NodeMatchRules do work on the graphs by compiling and
+     * checking if the expected LIR instruction show up.
+     */
+    @Test
+    public void test1() {
+        getLIRSuites().getPreAllocationOptimizationStage().appendPhase(new CheckPhase());
+        compile(getResolvedJavaMethod("test1Snippet"), null);
+        boolean found = false;
+        for (LIRInstruction ins : lir.getLIRforBlock(lir.codeEmittingOrder().get(0))) {
+            if (ins instanceof MemoryConstOp && ((MemoryConstOp) ins).getOpcode().toString().equals("CMP")) {
+                assertFalse("MemoryConstOp expected only once in first block", found);
+                found = true;
+            }
+        }
+        assertTrue("Memory compare must be in the LIR", found);
+    }
+
+    public static class TestClass {
+        public int x;
+        public int y;
+        public int z;
+
+        public TestClass(int x) {
+            super();
+            this.x = x;
+        }
+    }
+
+    public static class CheckPhase extends LIRPhase<PreAllocationOptimizationContext> {
+        @Override
+        protected <B extends AbstractBlockBase<B>> void run(TargetDescription target, LIRGenerationResult lirGenRes, List<B> codeEmittingOrder, List<B> linearScanOrder,
+                        PreAllocationOptimizationContext context) {
+            lir = lirGenRes.getLIR();
+        }
+    }
+}
diff -r 33c69b58ff65 -r d7df89bcc764 graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64BinaryConsumer.java
--- a/graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64BinaryConsumer.java	Tue Nov 03 11:01:20 2015 +0100
+++ b/graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64BinaryConsumer.java	Mon Nov 02 14:57:32 2015 +0100
@@ -321,6 +321,10 @@
             }
             return false;
         }
+
+        public AMD64MIOp getOpcode() {
+            return opcode;
+        }
     }
 
     /**
diff -r 33c69b58ff65 -r d7df89bcc764 mx.graal/suite.py
--- a/mx.graal/suite.py	Tue Nov 03 11:01:20 2015 +0100
+++ b/mx.graal/suite.py	Mon Nov 02 14:57:32 2015 +0100
@@ -720,6 +720,7 @@
       "sourceDirs" : ["src"],
       "dependencies" : deps([
         "com.oracle.graal.lir.jtt",
+        "com.oracle.graal.lir.amd64",
         "jvmci:JVMCI_HOTSPOT"
       ]),
       "checkstyle" : "com.oracle.graal.graph",