Turn calls to copysignl into an FCOPYSIGN node. Handle FCOPYSIGN nodes

[oota-llvm.git] / lib / CodeGen / SelectionDAG / TargetLowering.cpp

diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index eca9f3f1c88165d350c2e95fe68c6349f7b695b0..f7ef2d640b44f21cee46c976c5856cf468dcb269 100644 (file)
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -174,7 +174,13 @@ static void InitLibcallNames(const char **Names) {
   Names[RTLIB::FLOOR_F64] = "floor";
   Names[RTLIB::FLOOR_F80] = "floorl";
   Names[RTLIB::FLOOR_PPCF128] = "floorl";
+  Names[RTLIB::COPYSIGN_F32] = "copysignf";
+  Names[RTLIB::COPYSIGN_F64] = "copysign";
+  Names[RTLIB::COPYSIGN_F80] = "copysignl";
+  Names[RTLIB::COPYSIGN_PPCF128] = "copysignl";
   Names[RTLIB::FPEXT_F32_F64] = "__extendsfdf2";
+  Names[RTLIB::FPEXT_F16_F32] = "__gnu_h2f_ieee";
+  Names[RTLIB::FPROUND_F32_F16] = "__gnu_f2h_ieee";
   Names[RTLIB::FPROUND_F64_F32] = "__truncdfsf2";
   Names[RTLIB::FPROUND_F80_F32] = "__truncxfsf2";
   Names[RTLIB::FPROUND_PPCF128_F32] = "__trunctfsf2";
@@ -269,6 +275,7 @@ RTLIB::Libcall RTLIB::getFPEXT(EVT OpVT, EVT RetVT) {
     if (RetVT == MVT::f64)
       return FPEXT_F32_F64;
   }
+
   return UNKNOWN_LIBCALL;
 }
 
@@ -288,6 +295,7 @@ RTLIB::Libcall RTLIB::getFPROUND(EVT OpVT, EVT RetVT) {
     if (OpVT == MVT::ppcf128)
       return FPROUND_PPCF128_F64;
   }
+
   return UNKNOWN_LIBCALL;
 }
 
@@ -792,20 +800,6 @@ unsigned TargetLowering::getVectorTypeBreakdown(LLVMContext &Context, EVT VT,
   return 1;
 }
 
-/// getWidenVectorType: given a vector type, returns the type to widen to
-/// (e.g., v7i8 to v8i8). If the vector type is legal, it returns itself.
-/// If there is no vector type that we want to widen to, returns MVT::Other
-/// When and where to widen is target dependent based on the cost of
-/// scalarizing vs using the wider vector type.
-EVT TargetLowering::getWidenVectorType(EVT VT) const {
-  assert(VT.isVector());
-  if (isTypeLegal(VT))
-    return VT;
- 
-  // Default is not to widen until moved to LegalizeTypes
-  return MVT::Other;
-}
-
 /// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
 /// function arguments in the caller parameter area.  This is the actual
 /// alignment, not its logarithm.
@@ -1608,7 +1602,7 @@ static bool ValueHasExactlyOneBitSet(SDValue Val, const SelectionDAG &DAG) {
 
   // Fall back to ComputeMaskedBits to catch other known cases.
   EVT OpVT = Val.getValueType();
-  unsigned BitWidth = OpVT.getSizeInBits();
+  unsigned BitWidth = OpVT.getScalarType().getSizeInBits();
   APInt Mask = APInt::getAllOnesValue(BitWidth);
   APInt KnownZero, KnownOne;
   DAG.ComputeMaskedBits(Val, Mask, KnownZero, KnownOne);