Whitespace cleanup. Remove trailing whitespace.

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

diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index 1259dbee6d00620e6178942525b45cca167aad09..b94fa68be92cda64f1bba5c348cec0016039edf1 100644 (file)
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -30,9 +30,11 @@ namespace llvm {
   bool FiniteOnlyFPMathOption;
   bool HonorSignDependentRoundingFPMathOption;
   bool UseSoftFloat;
+  FloatABI::ABIType FloatABIType;
   bool NoImplicitFloat;
   bool NoZerosInBSS;
-  bool ExceptionHandling;
+  bool DwarfExceptionHandling;
+  bool SjLjExceptionHandling;
   bool UnwindTablesMandatory;
   Reloc::Model RelocationModel;
   CodeModel::Model CMModel;
@@ -84,20 +86,33 @@ GenerateSoftFloatCalls("soft-float",
   cl::desc("Generate software floating point library calls"),
   cl::location(UseSoftFloat),
   cl::init(false));
-static cl::opt<bool, true>
-GenerateNoImplicitFloats("no-implicit-float",
-  cl::desc("Don't generate implicit floating point instructions (x86-only)"),
-  cl::location(NoImplicitFloat),
-  cl::init(false));
+static cl::opt<llvm::FloatABI::ABIType, true>
+FloatABIForCalls("float-abi",
+  cl::desc("Choose float ABI type"),
+  cl::location(FloatABIType),
+  cl::init(FloatABI::Default),
+  cl::values(
+    clEnumValN(FloatABI::Default, "default",
+               "Target default float ABI type"),
+    clEnumValN(FloatABI::Soft, "soft",
+               "Soft float ABI (implied by -soft-float)"),
+    clEnumValN(FloatABI::Hard, "hard",
+               "Hard float ABI (uses FP registers)"),
+    clEnumValEnd));
 static cl::opt<bool, true>
 DontPlaceZerosInBSS("nozero-initialized-in-bss",
   cl::desc("Don't place zero-initialized symbols into bss section"),
   cl::location(NoZerosInBSS),
   cl::init(false));
 static cl::opt<bool, true>
-EnableExceptionHandling("enable-eh",
+EnableDwarfExceptionHandling("enable-eh",
   cl::desc("Emit DWARF exception handling (default if target supports)"),
-  cl::location(ExceptionHandling),
+  cl::location(DwarfExceptionHandling),
+  cl::init(false));
+static cl::opt<bool, true>
+EnableSjLjExceptionHandling("enable-sjlj-eh",
+  cl::desc("Emit SJLJ exception handling (default if target supports)"),
+  cl::location(SjLjExceptionHandling),
   cl::init(false));
 static cl::opt<bool, true>
 EnableUnwindTables("unwind-tables",
@@ -167,6 +182,14 @@ EnableStrongPHIElim(cl::Hidden, "strong-phi-elim",
 // TargetMachine Class
 //
 
+TargetMachine::TargetMachine(const Target &T) 
+  : TheTarget(T), AsmInfo(0) {
+  // Typically it will be subtargets that will adjust FloatABIType from Default
+  // to Soft or Hard.
+  if (UseSoftFloat)
+    FloatABIType = FloatABI::Soft;
+}
+
 TargetMachine::~TargetMachine() {
   delete AsmInfo;
 }