Index: llvm/trunk/include/llvm/CodeGen/CommandFlags.inc
===================================================================
--- llvm/trunk/include/llvm/CodeGen/CommandFlags.inc
+++ llvm/trunk/include/llvm/CodeGen/CommandFlags.inc
@@ -271,6 +271,11 @@
     EnableAddrsig("addrsig", cl::desc("Emit an address-significance table"),
                   cl::init(false));
 
+static cl::opt<bool>
+    EnableDebugEntryValues("debug-entry-values",
+                           cl::desc("Emit debug info about parameter's entry values"),
+                           cl::init(false));
+
 // Common utility function tightly tied to the options listed here. Initializes
 // a TargetOptions object with CodeGen flags and returns it.
 static TargetOptions InitTargetOptionsFromCodeGenFlags() {
@@ -300,6 +305,7 @@
   Options.ExceptionModel = ExceptionModel;
   Options.EmitStackSizeSection = EnableStackSizeSection;
   Options.EmitAddrsig = EnableAddrsig;
+  Options.EnableDebugEntryValues = EnableDebugEntryValues;
 
   Options.MCOptions = InitMCTargetOptionsFromFlags();
 
Index: llvm/trunk/include/llvm/Target/TargetOptions.h
===================================================================
--- llvm/trunk/include/llvm/Target/TargetOptions.h
+++ llvm/trunk/include/llvm/Target/TargetOptions.h
@@ -118,7 +118,8 @@
           NoTrapAfterNoreturn(false), EmulatedTLS(false),
           ExplicitEmulatedTLS(false), EnableIPRA(false),
           EmitStackSizeSection(false), EnableMachineOutliner(false),
-          SupportsDefaultOutlining(false), EmitAddrsig(false) {}
+          SupportsDefaultOutlining(false), EmitAddrsig(false),
+          EnableDebugEntryValues(false) {}
 
     /// PrintMachineCode - This flag is enabled when the -print-machineinstrs
     /// option is specified on the command line, and should enable debugging
@@ -252,6 +253,9 @@
     /// Emit address-significance table.
     unsigned EmitAddrsig : 1;
 
+    /// Emit debug info about parameter's entry values.
+    unsigned EnableDebugEntryValues : 1;
+
     /// FloatABIType - This setting is set by -float-abi=xxx option is specfied
     /// on the command line. This setting may either be Default, Soft, or Hard.
     /// Default selects the target's default behavior. Soft selects the ABI for