JET2016 - The night before

simonis · Nov 17, 2016 · 064ae5b · 064ae5b
1 parent 591879b
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diff --git a/examples/.history_agents b/examples/.history_agents
@@ -1,6 +1,6 @@
-java -XX:+JavaZone -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=y org.simonis.HelloWorld 
-java -XX:-JavaZone -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=y org.simonis.HelloWorld 
-java -XX:+JavaZone -agentpath:traceMethodAgent.so=org/simonis org.simonis.HelloWorld
-java -XX:-JavaZone -agentpath:traceMethodAgent.so=org/simonis org.simonis.HelloWorld
-java -XX:+JavaZone -javaagent:MethodInstrumentationAgent.jar=org/simonis --add-exports java.base/jdk.internal.org.objectweb.asm=ALL-UNNAMED org.simonis.HelloWorld 
-java -XX:-JavaZone -javaagent:MethodInstrumentationAgent.jar=org/simonis --add-exports java.base/jdk.internal.org.objectweb.asm=ALL-UNNAMED org.simonis.HelloWorld 
+java -XX:+JETConf -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=y org.simonis.HelloWorld 
+java -XX:-JETConf -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=y org.simonis.HelloWorld 
+java -XX:+JETConf -agentpath:traceMethodAgent.so=org/simonis org.simonis.HelloWorld
+java -XX:-JETConf -agentpath:traceMethodAgent.so=org/simonis org.simonis.HelloWorld
+java -XX:+JETConf -javaagent:MethodInstrumentationAgent.jar=org/simonis --add-exports java.base/jdk.internal.org.objectweb.asm=ALL-UNNAMED org.simonis.HelloWorld 
+java -XX:-JETConf -javaagent:MethodInstrumentationAgent.jar=org/simonis --add-exports java.base/jdk.internal.org.objectweb.asm=ALL-UNNAMED org.simonis.HelloWorld 
diff --git a/examples/.history_arraycopy b/examples/.history_arraycopy
@@ -1,7 +1,7 @@
-java -XX:+PrintCompilation org.simonis.ArrayCopy0 100000
-java -XX:CompileCommand="print org.simonis.ArrayCopy1::arraycopy" org.simonis.ArrayCopy1 100000 | less
-java -XX:+PrintCompilation -XX:+PrintEscapeAnalysis -XX:+PrintEliminateAllocations -XX:-EliminateAllocations org.simonis.ArrayCopy1 100000
-java -XX:+PrintCompilation -XX:+PrintEscapeAnalysis -XX:+PrintEliminateAllocations org.simonis.ArrayCopy1 100000
-java -XX:+PrintCompilation org.simonis.ArrayCopy1 100000
-java org.simonis.ArrayCopy1 1
-java org.simonis.ArrayCopy0 1
+java -XX:+PrintCompilation -XX:+PrintEscapeAnalysis -XX:+PrintEliminateAllocations -XX:-EliminateAllocations -XX:CompileCommand="option org.simonis.ArrayCopy::arraycopy PrintOptoAssembly" org.simonis.ArrayCopy 99999 | less
+java -XX:+PrintCompilation -XX:+PrintEscapeAnalysis -XX:+PrintEliminateAllocations -XX:CompileCommand="option org.simonis.ArrayCopy::arraycopy PrintOptoAssembly" org.simonis.ArrayCopy 99999 | less
+java -XX:+PrintCompilation -XX:+PrintEscapeAnalysis -XX:+PrintEliminateAllocations -XX:-EliminateAllocations org.simonis.ArrayCopy 100000
+java -XX:+PrintCompilation -XX:+PrintEscapeAnalysis -XX:+PrintEliminateAllocations org.simonis.ArrayCopy 100000
+java -XX:+PrintCompilation org.simonis.ArrayCopy 100000
+java org.simonis.ArrayCopy 100000
+java org.simonis.ArrayCopy 1000
diff --git a/examples/.history_hello b/examples/.history_hello
@@ -1,4 +1,4 @@
 javac -d . ../src/org/simonis/HelloWorld.java
 emacs -nw -r -q ../src/org/simonis/HelloWorld.java
-java -Xint -XX:+JavaZone org.simonis.HelloWorld 
+java -Xint -XX:+JETConf org.simonis.HelloWorld 
 java -Xint org.simonis.HelloWorld 
diff --git a/examples/.history_loop b/examples/.history_loop
@@ -1,3 +1,3 @@
-time java -XX:+PrintCompilation -XX:+PrintInlining -XX:-InlineMathNatives -Xint org.simonis.Loop 0 1 10000000
-time java -XX:+PrintCompilation -XX:+PrintInlining -XX:-InlineMathNatives org.simonis.Loop 0 1 10000000
-time java -XX:+PrintCompilation -XX:+PrintInlining org.simonis.Loop 0 1 10000000
+time java -XX:+PrintCompilation -XX:+PrintInlining -XX:-InlineMathNatives -Xint org.simonis.Loop 10000000
+time java -XX:+PrintCompilation -XX:+PrintInlining -XX:-InlineMathNatives org.simonis.Loop 10000000
+time java -XX:+PrintCompilation -XX:+PrintInlining org.simonis.Loop 10000000
diff --git a/examples/.history_loop_print b/examples/.history_loop_print
@@ -1,2 +1,2 @@
-time java -XX:+PrintCompilation -XX:+PrintInlining -XX:-InlineMathNatives -XX:CompileCommand="print,org.simonis.Loop::compute" org.simonis.Loop 0 1 10000000 | less
-time java -XX:+PrintCompilation -XX:+PrintInlining -XX:CompileCommand="print,org.simonis.Loop::compute" org.simonis.Loop 0 1 10000000 | less
+time java -XX:+PrintCompilation -XX:+PrintInlining -XX:-InlineMathNatives -XX:CompileCommand="print,org.simonis.Loop::compute" org.simonis.Loop 10000000 | less
+time java -XX:+PrintCompilation -XX:+PrintInlining -XX:CompileCommand="print,org.simonis.Loop::compute" org.simonis.Loop 10000000 | less
diff --git a/examples/.history_loop_with_gc b/examples/.history_loop_with_gc
@@ -1,2 +1,3 @@
-time java -verbose:gc -XX:+InlineMathNatives org.simonis.LoopWithGC 0 1 100000000
-time java -verbose:gc -XX:-InlineMathNatives org.simonis.LoopWithGC 0 1 100000000
+time java -verbose:gc -XX:+InlineMathNatives -XX:+UseCountedLoopSafepoints org.simonis.LoopWithGC 100000000
+time java -verbose:gc -XX:-InlineMathNatives org.simonis.LoopWithGC 100000000
+time java -verbose:gc -XX:+InlineMathNatives org.simonis.LoopWithGC 100000000
diff --git a/examples/.history_random_print b/examples/.history_random_print
@@ -1,2 +1,6 @@
 java -XX:+PrintCompilation -XX:+PrintInlining -XX:CompileCommand="print,org.simonis.Random::foo" -XX:DisableIntrinsic=_nextInt org.simonis.Random 1000000 2>&1 | less
 java -XX:+PrintCompilation -XX:+PrintInlining -XX:CompileCommand="print,org.simonis.Random::foo" org.simonis.Random 1000000 2>&1 | less
+java -XX:CompileCommand="option org.simonis.Random::foo PrintAssembly" org.simonis.Random 1000000 2>&1 | less
+java -XX:CompileCommand="option org.simonis.Random::foo PrintOptoAssembly" org.simonis.Random 1000000 2>&1 | less
+java -XX:+PrintCompilation -XX:+PrintInlining -XX:DisableIntrinsic=_nextInt org.simonis.Random 1000000 2>&1 | less
+java -XX:+PrintCompilation -XX:+PrintInlining org.simonis.Random 1000000 2>&1 | less
diff --git a/examples/create_demo_shell.sh b/examples/create_demo_shell.sh
@@ -5,11 +5,13 @@ export PATH=/share/output-jdk9-hs-comp-dbg/images/jdk/bin:$PATH
 
 export _JAVA_OPTIONS='-Xbatch -XX:-UseCompressedOops -XX:+UseSerialGC -XX:-TieredCompilation -XX:-UseOnStackReplacement -XX:+UnlockDiagnosticVMOptions -XX:-CheckIntrinsics -XX:-LogVMOutput -XX:CICompilerCount=2'
 
-#export LD_LIBRARY_PATH=/share/OpenJDK/hsdis
+if [ "$1" == "random_print" ]; then
+  export LD_LIBRARY_PATH=/share/OpenJDK/hsdis
+fi
 
 alias javac=/share/output-jdk9-hs-comp-opt/images/jdk/bin/javac
 
-cd /c/Users/D046063/public_html/hotspot/JavaZone2016/git/examples/bin
+cd /c/Users/D046063/public_html/hotspot/JET2016/git/examples/bin
 
 set -o history
 unset HISTFILE

diff --git a/examples/hs_patches/JBreak2JET.patch b/examples/hs_patches/JBreak2JET.patch
@@ -0,0 +1,74 @@
+diff -r 5f0e3805cbe4 src/cpu/x86/vm/templateInterpreterGenerator_x86_64.cpp
+--- a/src/cpu/x86/vm/templateInterpreterGenerator_x86_64.cpp	Wed Sep 07 02:57:30 2016 +0200
++++ b/src/cpu/x86/vm/templateInterpreterGenerator_x86_64.cpp	Wed Sep 07 03:03:18 2016 +0200
+@@ -352,7 +352,7 @@
+   // stack: [ ret adr ] <-- rsp
+
+   address entry_point = __ pc();
+-  const char *msg = "\x0d0\x09f\x0d1\x080\x0d0\x0b8\x0d0\x0b2\x0d0\x0b5\x0d1\x082 JBreak!\n";
++  const char *msg = "Hello JETConf!\n";
+   __ mov64(c_rarg1, (long)stdout);
+   __ mov64(c_rarg0, (long)msg);
+   __ xorl(rax, rax);
+diff -r 5f0e3805cbe4 src/share/vm/classfile/vmSymbols.hpp
+--- a/src/share/vm/classfile/vmSymbols.hpp	Wed Sep 07 02:57:30 2016 +0200
++++ b/src/share/vm/classfile/vmSymbols.hpp	Wed Sep 07 03:03:18 2016 +0200
+@@ -1355,7 +1355,7 @@
+    do_name(     getAndSetObject_name,                                   "getAndSetObject")                                    \
+    do_signature(getAndSetObject_signature,                              "(Ljava/lang/Object;JLjava/lang/Object;)Ljava/lang/Object;" ) \
+                                                                                                                                \
+-  /* support for JBreak */                                                                                                     \
++  /* support for JETConf */                                                                                                   \
+   do_class(     java_util_Random,         "java/util/Random")                                                                  \
+   do_intrinsic(_nextInt,                  java_util_Random,             nextInt_name, void_int_signature, F_R)                 \
+    do_name(     nextInt_name,                                           "nextInt")                                             \
+diff -r 5f0e3805cbe4 src/share/vm/interpreter/abstractInterpreter.cpp
+--- a/src/share/vm/interpreter/abstractInterpreter.cpp	Wed Sep 07 02:57:30 2016 +0200
++++ b/src/share/vm/interpreter/abstractInterpreter.cpp	Wed Sep 07 03:03:18 2016 +0200
+@@ -147,7 +147,7 @@
+   case vmIntrinsics::_doubleToRawLongBits: return java_lang_Double_doubleToRawLongBits;
+   }
+
+-  if (JBreak) {
++  if (JETConf) {
+     if (m->intrinsic_id() == vmIntrinsics::_sayHello) {
+       return HelloWorld_sayHello;
+     }
+diff -r 5f0e3805cbe4 src/share/vm/interpreter/templateInterpreterGenerator.cpp
+--- a/src/share/vm/interpreter/templateInterpreterGenerator.cpp	Wed Sep 07 02:57:30 2016 +0200
++++ b/src/share/vm/interpreter/templateInterpreterGenerator.cpp	Wed Sep 07 03:03:18 2016 +0200
+@@ -265,7 +265,7 @@
+       method_entry(java_lang_Double_longBitsToDouble);
+       method_entry(java_lang_Double_doubleToRawLongBits);
+
+-      if (JBreak) {
++      if (JETConf) {
+         method_entry(HelloWorld_sayHello);
+       }
+ #undef method_entry
+diff -r 5f0e3805cbe4 src/share/vm/oops/method.cpp
+--- a/src/share/vm/oops/method.cpp	Wed Sep 07 02:57:30 2016 +0200
++++ b/src/share/vm/oops/method.cpp	Wed Sep 07 03:03:18 2016 +0200
+@@ -1393,7 +1393,7 @@
+   // exception: the AES intrinsics come from lib/ext/sunjce_provider.jar
+   // which does not use the class default class loader so we check for its loader here
+   const InstanceKlass* ik = InstanceKlass::cast(holder);
+-  if (JBreak && ik->name()->equals("org/simonis/HelloWorld")) {
++  if (JETConf && ik->name()->equals("org/simonis/HelloWorld")) {
+     // check for org.simonis.HelloWorld
+     return vmSymbols::find_sid(ik->name());
+   }
+diff -r 5f0e3805cbe4 src/share/vm/runtime/globals.hpp
+--- a/src/share/vm/runtime/globals.hpp	Wed Sep 07 02:57:30 2016 +0200
++++ b/src/share/vm/runtime/globals.hpp	Wed Sep 07 03:03:18 2016 +0200
+@@ -4044,8 +4044,8 @@
+   diagnostic(int,  CompilerDirectivesLimit, 50,                             \
+              "Limit on number of compiler directives.")                     \
+                                                                             \
+-  product(bool, JBreak, false,                                              \
+-          "Enable some JBreak specific enhancements")
++  product(bool, JETConf, false,                                              \
++          "Enable some JETConf specific enhancements")
+
+
+ /*
diff --git a/examples/src/org/simonis/ArrayCopy.java b/examples/src/org/simonis/ArrayCopy.java
@@ -0,0 +1,22 @@
+package org.simonis;
+
+public class ArrayCopy {
+
+  public static boolean arraycopy(Object[] src, int length) {
+    try {
+      System.arraycopy(src, 1, new Object[8], 1, length);
+      return false;
+    } catch (IndexOutOfBoundsException e) {
+      return true;
+    }
+  }
+
+  public static void main(String args[]){
+    int count = Integer.parseInt(args[0]);
+
+    for (int x = 0; x < count; x++) {
+      if (arraycopy(new Object[8], -1) == false)
+        throw new RuntimeException("Expected IndexOutOfBoundsException for System.arracopy(.., -1)");
+    }
+  }
+}
diff --git a/examples/src/org/simonis/HelloWorld.java b/examples/src/org/simonis/HelloWorld.java
@@ -5,7 +5,7 @@
 public class HelloWorld {
 
     public static void sayHello() {
-        System.out.println("Hello JavaZone!");
+        System.out.println("Hello JETConf!");
     }
     public static void main(String ... args) {
 

diff --git a/examples/src/org/simonis/Loop.java b/examples/src/org/simonis/Loop.java
@@ -10,12 +10,11 @@ static double compute(int count, double d) {
   }
 
   public static void main(String[] args) throws Exception {
-    double seed = Double.parseDouble(args[0]);
-    int warmup = Integer.parseInt(args[1]);
-    int count = Integer.parseInt(args[2]);
+    double  seed = args.length;    // Just to avoid constant folding
+    int    count = Integer.parseInt(args[0]); // Iteration count for compute()
 
     for (int i = 0; i < 20_000; i++) {
-      compute(warmup, seed);
+      compute(1, seed);            // Call compute() until it gets JIT-compiled
     }
 
     compute(count, seed);

diff --git a/examples/src/org/simonis/LoopWithGC.java b/examples/src/org/simonis/LoopWithGC.java
@@ -10,12 +10,11 @@ static double compute(int count, double d) {
   }
 
   public static void main(String[] args) throws Exception {
-    double seed = Double.parseDouble(args[0]);
-    int warmup = Integer.parseInt(args[1]);
-    int count = Integer.parseInt(args[2]);
+    double  seed = args.length;    // Just to avoid constant folding
+    int    count = Integer.parseInt(args[0]); // Iteration count for compute()
 
     for (int i = 0; i < 20_000; i++) {
-      compute(warmup, seed);
+      compute(1, seed);            // Call compute() until it gets JIT-compiled
     }
 
     new Thread() {

diff --git a/images/6869327_counted_loop_safep.png b/images/6869327_counted_loop_safep.png
diff --git a/images/8013579_intrinsics_class_redef.png b/images/8013579_intrinsics_class_redef.png
diff --git a/images/8159611_ArrayCopy.png b/images/8159611_ArrayCopy.png
diff --git a/images/ArrayCopy.fig b/images/ArrayCopy.fig
@@ -0,0 +1,21 @@
+#FIG 3.2  Produced by xfig version 3.2.5c
+Landscape
+Center
+Metric
+A4      
+100.00
+Single
+-2
+1200 2
+6 2925 3150 4500 3825
+2 2 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 5
+	 2925 3150 4500 3150 4500 3825 2925 3825 2925 3150
+4 0 0 50 -1 14 16 0.0000 4 180 1155 3150 3600 Const 8\001
+-6
+6 5175 3150 6750 3825
+2 2 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 5
+	 5175 3150 6750 3150 6750 3825 5175 3825 5175 3150
+4 0 0 50 -1 14 16 0.0000 4 180 1155 5400 3600 Const 1\001
+-6
+2 2 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 5
+	 2700 900 3870 900 3870 1350 2700 1350 2700 900
diff --git a/images/ArrayCopy_intrinsic.html b/images/ArrayCopy_intrinsic.html
@@ -0,0 +1,101 @@
+<?xml version="1.0" encoding="UTF-8"?><table class="calling_hirarchy">
+  <tr>
+    <td colspan="10" class="functionCall  indent_level_3">
+      <code>Compile::Compile(compiler=0x7ffff01a0a60, target=0x7fffc4299130)</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="16">&nbsp;</td>
+    <td colspan="9" class="functionCall  indent_level_4">
+    <code>ParseGenerator::generate()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="8">&nbsp;</td>
+    <td colspan="8" class="functionCall  indent_level_5">
+      <code>Parse::Parse(caller=0x7fffc440de00, parse_method=0x7fffc4299130)</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="7">&nbsp;</td>
+    <td colspan="7" class="functionCall  indent_level_6">
+      <code>Parse::do_all_blocks()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="6">&nbsp;</td>
+    <td colspan="6" class="functionCall  indent_level_7">
+      <code>Parse::do_one_block()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="5">&nbsp;</td>
+    <td colspan="5" class="functionCall  indent_level_8">
+      <code>Parse::do_one_bytecode()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="4">&nbsp;</td>
+    <td colspan="4" class="functionCall  indent_level_9">
+      <code>Parse::do_call()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="3">&nbsp;</td>
+    <td colspan="3" class="functionCall  indent_level_10">
+      <code>LibraryIntrinsic::generate()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="2">&nbsp;</td>
+    <td colspan="2" class="functionCall  indent_level_11">
+      <code>LibraryCallKit::try_to_inline(id=vmIntrinsics::_arraycopy)</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="1">&nbsp;</td>
+    <td colspan="1" class="functionCall  indent_level_12">
+      <code>LibraryCallKit::inline_arraycopy()</code>
+    </td>
+  </tr>
+  <tr>
+    <td colspan="9" class="functionCall  indent_level_4">
+      <code>Compile::optimze()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="6">&nbsp;</td>
+    <td colspan="8" class="functionCall  indent_level_5">
+    <code>PhaseMacroExpand::eliminate_macro_nodes()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="2">&nbsp;</td>
+    <td colspan="7" class="functionCall  indent_level_6">
+      <code>PhaseMacroExpand::eliminate_allocate_node(AllocateNode*, ...)</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="1">&nbsp;</td>
+    <td colspan="6" class="functionCall  indent_level_7">
+      <code>PhaseMacroExpand::process_users_of_allocation()</code>
+    </td>
+  </tr>
+  <tr>
+    <td colspan="8" class="functionCall  indent_level_5">
+      <code>PhaseMacroExpand::expand_macro_nodes()</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="2">&nbsp;</td>
+    <td colspan="7" class="functionCall  indent_level_6">
+    <code>PhaseMacroExpand::expand_arraycopy_node(ArrayCopyNode*)</code>
+    </td>
+  </tr>
+  <tr>
+    <td rowspan="1">&nbsp;</td>
+    <td colspan="6" class="functionCall  indent_level_7">
+    <code>PhaseMacroExpand::generate_arraycopy(ArrayCopyNode*, AllocateNode*, ...)</code>
+    </td>
+  </tr>
+</table>
diff --git a/images/ArrayCopy_intrinsic.txt b/images/ArrayCopy_intrinsic.txt
@@ -0,0 +1,17 @@
+f       Compile::Compile(compiler=0x7ffff01a0a60, target=0x7fffc4299130)
+f         ParseGenerator::generate()
+f           Parse::Parse(caller=0x7fffc440de00, parse_method=0x7fffc4299130)
+f             Parse::do_all_blocks()
+f               Parse::do_one_block()
+f                 Parse::do_one_bytecode()
+f                   Parse::do_call()
+f                     LibraryIntrinsic::generate()
+f                       LibraryCallKit::try_to_inline(id=vmIntrinsics::_arraycopy)
+f                         LibraryCallKit::inline_arraycopy()
+f         Compile::optimze()
+f           PhaseMacroExpand::eliminate_macro_nodes()
+f             PhaseMacroExpand::eliminate_allocate_node(AllocateNode*, ...)
+f               PhaseMacroExpand::process_users_of_allocation()
+f           PhaseMacroExpand::expand_macro_nodes()
+f             PhaseMacroExpand::expand_arraycopy_node(ArrayCopyNode*)
+f               PhaseMacroExpand::generate_arraycopy(ArrayCopyNode*, AllocateNode*, ...)
diff --git a/images/ArrayCopy_intrinsic.xml b/images/ArrayCopy_intrinsic.xml
@@ -0,0 +1,19 @@
+<calling_hirarchy>
+<call level='3' type='functionCall '><code>Compile::Compile(compiler=0x7ffff01a0a60, target=0x7fffc4299130)</code></call>
+<call level='4' type='functionCall '><code>ParseGenerator::generate()</code></call>
+<call level='5' type='functionCall '><code>Parse::Parse(caller=0x7fffc440de00, parse_method=0x7fffc4299130)</code></call>
+<call level='6' type='functionCall '><code>Parse::do_all_blocks()</code></call>
+<call level='7' type='functionCall '><code>Parse::do_one_block()</code></call>
+<call level='8' type='functionCall '><code>Parse::do_one_bytecode()</code></call>
+<call level='9' type='functionCall '><code>Parse::do_call()</code></call>
+<call level='10' type='functionCall '><code>LibraryIntrinsic::generate()</code></call>
+<call level='11' type='functionCall '><code>LibraryCallKit::try_to_inline(id=vmIntrinsics::_arraycopy)</code></call>
+<call level='12' type='functionCall '><code>LibraryCallKit::inline_arraycopy()</code></call>
+<call level='4' type='functionCall '><code>Compile::optimze()</code></call>
+<call level='5' type='functionCall '><code>PhaseMacroExpand::eliminate_macro_nodes()</code></call>
+<call level='6' type='functionCall '><code>PhaseMacroExpand::eliminate_allocate_node(AllocateNode*, ...)</code></call>
+<call level='7' type='functionCall '><code>PhaseMacroExpand::process_users_of_allocation()</code></call>
+<call level='5' type='functionCall '><code>PhaseMacroExpand::expand_macro_nodes()</code></call>
+<call level='6' type='functionCall '><code>PhaseMacroExpand::expand_arraycopy_node(ArrayCopyNode*)</code></call>
+<call level='7' type='functionCall '><code>PhaseMacroExpand::generate_arraycopy(ArrayCopyNode*, AllocateNode*, ...)</code></call>
+</calling_hirarchy>