A few more isAsCheapAsAMove.

[oota-llvm.git] / lib / Target / TargetMachine.cpp

diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index 90efb74bc91a02d378ccd7e79e5bc32c39ee3234..49f1e4dfaae6c29e61d2a7de94e2d0b152b0d3b4 100644 (file)
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -39,6 +39,8 @@ namespace llvm {
   bool RealignStack;
   bool VerboseAsm;
   bool DisableJumpTables;
+  bool StrongPHIElim;
+  bool DisableRedZone;
 }
 
 static cl::opt<bool, true> PrintCode("print-machineinstrs",
@@ -101,13 +103,13 @@ DefRelocationModel(
   cl::init(Reloc::Default),
   cl::values(
     clEnumValN(Reloc::Default, "default",
-               "  Target default relocation model"),
+               "Target default relocation model"),
     clEnumValN(Reloc::Static, "static",
-               "  Non-relocatable code"),
+               "Non-relocatable code"),
     clEnumValN(Reloc::PIC_, "pic",
-               "  Fully relocatable, position independent code"),
+               "Fully relocatable, position independent code"),
     clEnumValN(Reloc::DynamicNoPIC, "dynamic-no-pic",
-               "  Relocatable external references, non-relocatable code"),
+               "Relocatable external references, non-relocatable code"),
     clEnumValEnd));
 static cl::opt<llvm::CodeModel::Model, true>
 DefCodeModel(
@@ -117,15 +119,15 @@ DefCodeModel(
   cl::init(CodeModel::Default),
   cl::values(
     clEnumValN(CodeModel::Default, "default",
-               "  Target default code model"),
+               "Target default code model"),
     clEnumValN(CodeModel::Small, "small",
-               "  Small code model"),
+               "Small code model"),
     clEnumValN(CodeModel::Kernel, "kernel",
-               "  Kernel code model"),
+               "Kernel code model"),
     clEnumValN(CodeModel::Medium, "medium",
-               "  Medium code model"),
+               "Medium code model"),
     clEnumValN(CodeModel::Large, "large",
-               "  Large code model"),
+               "Large code model"),
     clEnumValEnd));
 
 static cl::opt<bool, true>
@@ -157,6 +159,18 @@ DisableSwitchTables(cl::Hidden, "disable-jump-tables",
            cl::location(DisableJumpTables),
            cl::init(false));
 
+static cl::opt<bool, true>
+EnableStrongPHIElim(cl::Hidden, "strong-phi-elim",
+           cl::desc("Use strong PHI elimination."),
+           cl::location(StrongPHIElim),
+           cl::init(false));
+
+static cl::opt<bool, true>
+DisableRedZoneOption("disable-red-zone",
+           cl::desc("Do not emit code that uses the red zone."),
+           cl::location(DisableRedZone),
+           cl::init(false));
+
 //---------------------------------------------------------------------------
 // TargetMachine Class
 //