[llvm-commits] [llvm] r55130 - in /llvm/trunk: include/llvm/CodeGen/SelectionDAGNodes.h lib/CodeGen/SelectionDAG/LegalizeDAG.cpp lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp lib/CodeGen/SelectionDAG/SelectionDAG.cpp lib/Target/TargetSelectionDAG.td

[Dan Gohman]

Author: djg
Date: Thu Aug 21 12:55:02 2008
New Revision: 55130

URL: http://llvm.org/viewvc/llvm-project?rev=55130&view=rev
Log:
Add libm-oriented ISD opcodes for rounding operations.

Modified:
    llvm/trunk/include/llvm/CodeGen/SelectionDAGNodes.h
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    llvm/trunk/lib/Target/TargetSelectionDAG.td

Modified: llvm/trunk/include/llvm/CodeGen/SelectionDAGNodes.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/SelectionDAGNodes.h?rev=55130&r1=55129&r2=55130&view=diff

==============================================================================
--- llvm/trunk/include/llvm/CodeGen/SelectionDAGNodes.h (original)
+++ llvm/trunk/include/llvm/CodeGen/SelectionDAGNodes.h Thu Aug 21 12:55:02 2008
@@ -423,10 +423,11 @@
     // conversions, but that is a noop, deleted by getNode().
     BIT_CONVERT,
     
-    // FNEG, FABS, FSQRT, FSIN, FCOS, FPOWI, FPOW - Perform unary floating point
-    // negation, absolute value, square root, sine and cosine, powi, and pow
-    // operations.
+    // FNEG, FABS, FSQRT, FSIN, FCOS, FPOWI, FPOW,
+    // FCEIL, FTRUNC, FRINT, FNEARYINT, FFLOOR - Perform various unary floating
+    // point operations. These are inspired by libm.
     FNEG, FABS, FSQRT, FSIN, FCOS, FPOWI, FPOW,
+    FCEIL, FTRUNC, FRINT, FNEARBYINT, FFLOOR,
     
     // LOAD and STORE have token chains as their first operand, then the same
     // operands as an LLVM load/store instruction, then an offset node that

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp?rev=55130&r1=55129&r2=55130&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp Thu Aug 21 12:55:02 2008
@@ -3493,6 +3493,11 @@
   case ISD::FSQRT:
   case ISD::FSIN:
   case ISD::FCOS:
+  case ISD::FTRUNC:
+  case ISD::FFLOOR:
+  case ISD::FCEIL:
+  case ISD::FRINT:
+  case ISD::FNEARBYINT:
     Tmp1 = LegalizeOp(Node->getOperand(0));
     switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) {
     case TargetLowering::Promote:

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp?rev=55130&r1=55129&r2=55130&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp Thu Aug 21 12:55:02 2008
@@ -61,6 +61,11 @@
   case ISD::FP_TO_UINT:
   case ISD::FSIN:
   case ISD::FSQRT:
+  case ISD::FTRUNC:
+  case ISD::FFLOOR:
+  case ISD::FCEIL:
+  case ISD::FRINT:
+  case ISD::FNEARBYINT:
   case ISD::SINT_TO_FP:
   case ISD::UINT_TO_FP: R = ScalarizeVecRes_UnaryOp(N); break;
 
@@ -298,6 +303,11 @@
   case ISD::FSQRT:
   case ISD::FSIN:
   case ISD::FCOS:
+  case ISD::FTRUNC:
+  case ISD::FFLOOR:
+  case ISD::FCEIL:
+  case ISD::FRINT:
+  case ISD::FNEARBYINT:
   case ISD::FP_TO_SINT:
   case ISD::FP_TO_UINT:
   case ISD::SINT_TO_FP:

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp?rev=55130&r1=55129&r2=55130&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp Thu Aug 21 12:55:02 2008
@@ -4771,6 +4771,11 @@
   case ISD::FCOS:   return "fcos";
   case ISD::FPOWI:  return "fpowi";
   case ISD::FPOW:   return "fpow";
+  case ISD::FTRUNC: return "ftrunc";
+  case ISD::FFLOOR: return "ffloor";
+  case ISD::FCEIL:  return "fceil";
+  case ISD::FRINT:  return "frint";
+  case ISD::FNEARBYINT: return "fnearbyint";
 
   // Binary operators
   case ISD::ADD:    return "add";

Modified: llvm/trunk/lib/Target/TargetSelectionDAG.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/TargetSelectionDAG.td?rev=55130&r1=55129&r2=55130&view=diff

==============================================================================
--- llvm/trunk/lib/Target/TargetSelectionDAG.td (original)
+++ llvm/trunk/lib/Target/TargetSelectionDAG.td Thu Aug 21 12:55:02 2008
@@ -325,6 +325,11 @@
 def fsqrt      : SDNode<"ISD::FSQRT"      , SDTFPUnaryOp>;
 def fsin       : SDNode<"ISD::FSIN"       , SDTFPUnaryOp>;
 def fcos       : SDNode<"ISD::FCOS"       , SDTFPUnaryOp>;
+def frint      : SDNode<"ISD::FRINT"      , SDTFPUnaryOp>;
+def ftrunc     : SDNode<"ISD::FTRUNC"     , SDTFPUnaryOp>;
+def fceil      : SDNode<"ISD::FCEIL"      , SDTFPUnaryOp>;
+def ffloor     : SDNode<"ISD::FFLOOR"     , SDTFPUnaryOp>;
+def fnearbyint : SDNode<"ISD::FNEARBYINT" , SDTFPUnaryOp>;
 
 def fround     : SDNode<"ISD::FP_ROUND"   , SDTFPRoundOp>;
 def fextend    : SDNode<"ISD::FP_EXTEND"  , SDTFPExtendOp>;