[SystemZ] Add floating-point load-and-test instructions

[oota-llvm.git] / lib / Target / SystemZ / SystemZInstrFormats.td

diff --git a/lib/Target/SystemZ/SystemZInstrFormats.td b/lib/Target/SystemZ/SystemZInstrFormats.td
index 534ed88652faf44fda9127477c79244cad85634f..667cab3e05047c1b847b67dcd74a50290046d8dc 100644 (file)
--- a/lib/Target/SystemZ/SystemZInstrFormats.td
+++ b/lib/Target/SystemZ/SystemZInstrFormats.td
@@ -1289,6 +1289,15 @@ class RotateSelectRIEf<string mnemonic, bits<16> opcode, RegisterOperand cls1,
   let DisableEncoding = "$R1src";
 }
 
+// A floating-point load-and test operation.  Create both a normal unary
+// operation and one that acts as a comparison against zero.
+multiclass LoadAndTestRRE<string mnemonic, bits<16> opcode,
+                          RegisterOperand cls> {
+  def "" : UnaryRRE<mnemonic, opcode, null_frag, cls, cls>;
+  let isCodeGenOnly = 1 in
+    def Compare : CompareRRE<mnemonic, opcode, null_frag, cls, cls>;
+}
+
 //===----------------------------------------------------------------------===//
 // Pseudo instructions
 //===----------------------------------------------------------------------===//