From 600c6fa13de5c407dc36dbb0ab73807868741ae0 Mon Sep 17 00:00:00 2001
From: Ed Schouten <ed@FreeBSD.org>
Date: Sun, 14 Jun 2009 09:23:33 +0000
Subject: Import LLVM r73340.

---
 lib/Target/TargetMachine.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'lib/Target/TargetMachine.cpp')

diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index dea293b502ca..c487cb805306 100644
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -30,6 +30,7 @@ namespace llvm {
   bool FiniteOnlyFPMathOption;
   bool HonorSignDependentRoundingFPMathOption;
   bool UseSoftFloat;
+  FloatABI::ABIType FloatABIType;
   bool NoImplicitFloat;
   bool NoZerosInBSS;
   bool ExceptionHandling;
@@ -84,6 +85,19 @@ GenerateSoftFloatCalls("soft-float",
   cl::desc("Generate software floating point library calls"),
   cl::location(UseSoftFloat),
   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"),
@@ -162,6 +176,14 @@ EnableStrongPHIElim(cl::Hidden, "strong-phi-elim",
 // TargetMachine Class
 //
 
+TargetMachine::TargetMachine() 
+  : 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;
 }
-- 
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