# HG changeset patch
# User Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
# Date 1362513679 -3600
# Node ID 30b3a966562e2a25efd45d7cd8c0278527c05636
# Parent  921868af6d6b57f6ac7344e91897f7106e5b6d9e
Remove debug stub.

diff -r 921868af6d6b -r 30b3a966562e graal/com.oracle.graal.compiler.amd64/src/com/oracle/graal/compiler/amd64/AMD64DeoptimizationStub.java
--- a/graal/com.oracle.graal.compiler.amd64/src/com/oracle/graal/compiler/amd64/AMD64DeoptimizationStub.java	Tue Mar 05 20:45:39 2013 +0100
+++ b/graal/com.oracle.graal.compiler.amd64/src/com/oracle/graal/compiler/amd64/AMD64DeoptimizationStub.java	Tue Mar 05 21:01:19 2013 +0100
@@ -52,7 +52,6 @@
         masm.bind(label);
         masm.movl(scratch, tasm.runtime.encodeDeoptActionAndReason(action, reason));
         AMD64Call.directCall(tasm, masm, tasm.runtime.lookupRuntimeCall(DEOPTIMIZE), info);
-        AMD64Call.shouldNotReachHere(tasm, masm);
     }
 
     @Override
diff -r 921868af6d6b -r 30b3a966562e graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackend.java
--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackend.java	Tue Mar 05 20:45:39 2013 +0100
+++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackend.java	Tue Mar 05 21:01:19 2013 +0100
@@ -289,11 +289,9 @@
         if (!frameOmitted) {
             tasm.recordMark(Marks.MARK_EXCEPTION_HANDLER_ENTRY);
             AMD64Call.directCall(tasm, asm, runtime().lookupRuntimeCall(EXCEPTION_HANDLER), null);
-            AMD64Call.shouldNotReachHere(tasm, asm);
 
             tasm.recordMark(Marks.MARK_DEOPT_HANDLER_ENTRY);
             AMD64Call.directCall(tasm, asm, runtime().lookupRuntimeCall(DEOPT_HANDLER), null);
-            AMD64Call.shouldNotReachHere(tasm, asm);
         } else {
             // No need to emit the stubs for entries back into the method since
             // it has no calls that can cause such "return" entries
diff -r 921868af6d6b -r 30b3a966562e graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotRuntime.java
--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotRuntime.java	Tue Mar 05 20:45:39 2013 +0100
+++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotRuntime.java	Tue Mar 05 21:01:19 2013 +0100
@@ -60,10 +60,6 @@
                 /*           temps */ null,
                 /*             ret */ ret(Kind.Void));
 
-        addRuntimeCall(DEBUG, config.debugStub,
-                /*           temps */ null,
-                /*             ret */ ret(Kind.Void));
-
         addRuntimeCall(ARITHMETIC_FREM, config.arithmeticFremStub,
                 /*           temps */ null,
                 /*             ret */ ret(Kind.Float),
diff -r 921868af6d6b -r 30b3a966562e graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotVMConfig.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotVMConfig.java	Tue Mar 05 20:45:39 2013 +0100
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotVMConfig.java	Tue Mar 05 21:01:19 2013 +0100
@@ -304,7 +304,6 @@
     public int typeProfileWidth;
 
     // runtime stubs
-    public long debugStub;
     public long instanceofStub;
     public long newInstanceStub;
     public long newArrayStub;
diff -r 921868af6d6b -r 30b3a966562e graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64Call.java
--- a/graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64Call.java	Tue Mar 05 20:45:39 2013 +0100
+++ b/graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64Call.java	Tue Mar 05 21:01:19 2013 +0100
@@ -35,8 +35,6 @@
 
 public class AMD64Call {
 
-    public static final Descriptor DEBUG = new Descriptor("debug", false, void.class);
-
     @Opcode("CALL_DIRECT")
     public static class DirectCallOp extends AMD64LIRInstruction implements StandardOp.CallOp {
 
@@ -142,14 +140,4 @@
         tasm.recordExceptionHandlers(after, info);
         masm.ensureUniquePC();
     }
-
-    public static void shouldNotReachHere(TargetMethodAssembler tasm, AMD64MacroAssembler masm) {
-        boolean assertions = false;
-        assert (assertions = true) == true;
-
-        if (assertions) {
-            directCall(tasm, masm, tasm.runtime.lookupRuntimeCall(DEBUG), null);
-            masm.hlt();
-        }
-    }
 }
diff -r 921868af6d6b -r 30b3a966562e src/share/vm/graal/graalCompilerToVM.cpp
--- a/src/share/vm/graal/graalCompilerToVM.cpp	Tue Mar 05 20:45:39 2013 +0100
+++ b/src/share/vm/graal/graalCompilerToVM.cpp	Tue Mar 05 21:01:19 2013 +0100
@@ -706,7 +706,6 @@
   set_int("layoutHelperHeaderSizeMask", Klass::_lh_header_size_mask);
   set_int("layoutHelperOffset", in_bytes(Klass::layout_helper_offset()));
 
-  set_stub("debugStub", (address)warning);
   set_stub("instanceofStub", GraalRuntime::entry_for(GraalRuntime::slow_subtype_check_id));
   set_stub("newInstanceStub", GraalRuntime::entry_for(GraalRuntime::new_instance_id));
   set_stub("newArrayStub", GraalRuntime::entry_for(GraalRuntime::new_array_id));