PTX: Implement ISD::ANY_EXTEND

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140548 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PTX/PTXInstrInfo.td b/lib/Target/PTX/PTXInstrInfo.td
index 94f88de95b015b9ceba03034c98c1ce9ca2a46c4..a33bd239ba2cf2d96a45d65df321640ebccb997a 100644 (file)
--- a/lib/Target/PTX/PTXInstrInfo.td
+++ b/lib/Target/PTX/PTXInstrInfo.td
@@ -849,6 +849,18 @@ def CVT_f64_f32
   : InstPTX<(outs RegF64:$d), (ins RegF32:$a), "cvt.f64.f32\t$d, $a",
             [(set RegF64:$d, (fextend RegF32:$a))]>;
 
+// NOTE: These are temporarily here to help test some Clang-generated code.
+// We really need to properly introduce anyext and bitconvert into the back-end.
+// ANY_EXTEND
+def ANY_EXTEND_I64_I32
+  : InstPTX<(outs RegI64:$d), (ins RegI32:$a), "cvt.u64.u32\t$d, $a",
+            [(set RegI64:$d, (anyext RegI32:$a))]>;
+
+// BITCAST
+def BITCAST_I32_F32
+  : InstPTX<(outs RegI32:$d), (ins RegF32:$a), "mov.b32\t$d, $a",
+            [(set RegI32:$d, (bitconvert RegF32:$a))]>;
+
 ///===- Control Flow Instructions -----------------------------------------===//
 
 let isBranch = 1, isTerminator = 1, isBarrier = 1 in {