Add support for debugger statement to top-level compiler.

Review URL: http://codereview.chromium.org/366004 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3220 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Author: fschneider@chromium.org

src/compiler.cc

@@ -742,7 +742,7 @@ void CodeGenSelector::VisitTryFinallyStatement(TryFinallyStatement* stmt) {
 
 
 void CodeGenSelector::VisitDebuggerStatement(DebuggerStatement* stmt) {
- BAILOUT("DebuggerStatement");
+ // Debugger statement is supported.
 }
 
 

src/fast-codegen.cc

@@ -369,7 +369,12 @@ void FastCodeGenerator::VisitTryFinallyStatement(TryFinallyStatement* stmt) {
 
 
 void FastCodeGenerator::VisitDebuggerStatement(DebuggerStatement* stmt) {
- UNREACHABLE();
+#ifdef ENABLE_DEBUGGER_SUPPORT
+ Comment cmnt(masm_, "[ DebuggerStatement");
+ SetStatementPosition(stmt);
+ __ CallRuntime(Runtime::kDebugBreak, 0);
+ // Ignore the return value.
+#endif
 }