[TargetOption] Add option to ebanble the debug entry values

The option enables debug info about parameter's entry values.

([2/13] Introduce the debug entry values.)

Co-authored-by: Ananth Sowda <asowda@cisco.com>
Co-authored-by: Nikola Prica <nikola.prica@rt-rk.com>
Co-authored-by: Ivan Baev <ibaev@cisco.com>
Differential Revision: https://reviews.llvm.org/D60961

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@364395 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/CommandFlags.inc b/include/llvm/CodeGen/CommandFlags.inc
index 5b9564c1062ffc38c5f7a75254bad4ea23b01c83..cb69e9f61405713fe86f328d065900fb30903219 100644 (file)
--- a/include/llvm/CodeGen/CommandFlags.inc
+++ b/include/llvm/CodeGen/CommandFlags.inc
@@ -271,6 +271,11 @@ static cl::opt<bool>
     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 @@ static TargetOptions InitTargetOptionsFromCodeGenFlags() {
   Options.ExceptionModel = ExceptionModel;
   Options.EmitStackSizeSection = EnableStackSizeSection;
   Options.EmitAddrsig = EnableAddrsig;
+  Options.EnableDebugEntryValues = EnableDebugEntryValues;
 
   Options.MCOptions = InitMCTargetOptionsFromFlags();
 

diff --git a/include/llvm/Target/TargetOptions.h b/include/llvm/Target/TargetOptions.h
index 6b76a11651ae8e3468e20910b25bff921dab551b..8cc2a60108793c7f8574f166bd8902c3618eb5db 100644 (file)
--- a/include/llvm/Target/TargetOptions.h
+++ b/include/llvm/Target/TargetOptions.h
@@ -118,7 +118,8 @@ namespace llvm {
           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 @@ namespace llvm {
     /// 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