Add support for debugger statement to top-level compiler.

fschneider@chromium.org · fschneider@chromium.org · commit 877db0f5390a · 2009-11-04T19:04:29.000Z
Review URL: http://codereview.chromium.org/366004 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3220 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/compiler.cc b/src/compiler.cc
@@ -742,7 +742,7 @@ void CodeGenSelector::VisitTryFinallyStatement(TryFinallyStatement* stmt) {
 
 
 void CodeGenSelector::VisitDebuggerStatement(DebuggerStatement* stmt) {
-  BAILOUT("DebuggerStatement");
+  // Debugger statement is supported.
 }
 
 
diff --git a/src/fast-codegen.cc b/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
 }
 
 

Original file line number	Diff line number	Diff line change
`@@ -742,7 +742,7 @@ void CodeGenSelector::VisitTryFinallyStatement(TryFinallyStatement* stmt) {`
`742`	`742`
`743`	`743`
`744`	`744`	`void CodeGenSelector::VisitDebuggerStatement(DebuggerStatement* stmt) {`
`745`		`- BAILOUT("DebuggerStatement");`
	`745`	`+ // Debugger statement is supported.`
`746`	`746`	`}`
`747`	`747`
`748`	`748`