llvm-float-range/llvm-float-range.patch at master · pogliamarci/llvm-float-range · GitHub

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diff -Naur llvm-3.4/include/llvm/IR/Intrinsics.td llvm-float-range/include/llvm/IR/Intrinsics.td
--- llvm-3.4/include/llvm/IR/Intrinsics.td	2013-10-31 17:18:14.000000000 +0000
+++ llvm-float-range/include/llvm/IR/Intrinsics.td	2014-12-30 15:58:34.000000000 +0000
@@ -403,6 +403,14 @@
                                 llvm_ptr_ty, llvm_i32_ty],
                                [], "llvm.annotation">;

+//===---------------- Float range -----------------------------------------===//
+//
+def int_float_range : Intrinsic<[],
+                                   [llvm_anyfloat_ty,
+                                    llvm_i64_ty,
+                                    llvm_i64_ty],
+                                   [], "llvm.float.range">;
+
 //===------------------------ Trampoline Intrinsics -----------------------===//
 //
 def int_init_trampoline : Intrinsic<[],
diff -Naur llvm-3.4/lib/Analysis/TargetTransformInfo.cpp llvm-float-range/lib/Analysis/TargetTransformInfo.cpp
--- llvm-3.4/lib/Analysis/TargetTransformInfo.cpp	2013-09-17 18:06:50.000000000 +0000
+++ llvm-float-range/lib/Analysis/TargetTransformInfo.cpp	2015-01-05 13:44:16.000000000 +0000
@@ -389,6 +389,7 @@
     case Intrinsic::objectsize:
     case Intrinsic::ptr_annotation:
     case Intrinsic::var_annotation:
+    case Intrinsic::float_range:
       // These intrinsics don't actually represent code after lowering.
       return TCC_Free;
     }
diff -Naur llvm-3.4/lib/CodeGen/IntrinsicLowering.cpp llvm-float-range/lib/CodeGen/IntrinsicLowering.cpp
--- llvm-3.4/lib/CodeGen/IntrinsicLowering.cpp	2013-11-10 04:46:57.000000000 +0000
+++ llvm-float-range/lib/CodeGen/IntrinsicLowering.cpp	2015-01-05 15:55:51.000000000 +0000
@@ -461,6 +461,9 @@

   case Intrinsic::var_annotation:
     break;   // Strip out annotate intrinsic
+
+  case Intrinsic::float_range:
+    break;   // Strip out float range intrinsic

   case Intrinsic::memcpy: {
     Type *IntPtr = TD.getIntPtrType(Context);
diff -Naur llvm-3.4/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp llvm-float-range/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
--- llvm-3.4/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp	2013-12-15 21:02:34.000000000 +0000
+++ llvm-float-range/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp	2015-01-05 14:02:04.000000000 +0000
@@ -5166,6 +5166,10 @@
     // Discard annotate attributes
     return 0;

+  case Intrinsic::float_range:
+    // Discard float range tag attributes
+    return 0;
+
   case Intrinsic::init_trampoline: {
     const Function *F = cast<Function>(I.getArgOperand(1)->stripPointerCasts());