[llvm-commits] [llvm] r76311 - in /llvm/trunk/lib/Target/SystemZ: SystemZISelLowering.cpp SystemZInstrInfo.td

[Anton Korobeynikov]

Author: asl
Date: Sat Jul 18 07:26:13 2009
New Revision: 76311

URL: http://llvm.org/viewvc/llvm-project?rev=76311&view=rev
Log:
Provide expansion for ct* intrinsics

Modified:
    llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp
    llvm/trunk/lib/Target/SystemZ/SystemZInstrInfo.td

Modified: llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp?rev=76311&r1=76310&r2=76311&view=diff

==============================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp Sat Jul 18 07:26:13 2009
@@ -106,6 +106,13 @@
 
   setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1, Expand);
 
+  setOperationAction(ISD::CTPOP,            MVT::i32, Expand);
+  setOperationAction(ISD::CTPOP,            MVT::i64, Expand);
+  setOperationAction(ISD::CTTZ,             MVT::i32, Expand);
+  setOperationAction(ISD::CTTZ,             MVT::i64, Expand);
+  setOperationAction(ISD::CTLZ,             MVT::i32, Promote);
+  setOperationAction(ISD::CTLZ,             MVT::i64, Legal);
+
   // FIXME: Can we lower these 2 efficiently?
   setOperationAction(ISD::SETCC,            MVT::i32, Expand);
   setOperationAction(ISD::SETCC,            MVT::i64, Expand);

Modified: llvm/trunk/lib/Target/SystemZ/SystemZInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/SystemZ/SystemZInstrInfo.td?rev=76311&r1=76310&r2=76311&view=diff

==============================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZInstrInfo.td (original)
+++ llvm/trunk/lib/Target/SystemZ/SystemZInstrInfo.td Sat Jul 18 07:26:13 2009
@@ -942,6 +942,15 @@
 } // Defs = [PSW]
 
 //===----------------------------------------------------------------------===//
+// Other crazy stuff
+let Defs = [PSW] in {
+def FLOGR64 : RREI<0xB983,
+                   (outs GR128:$dst), (ins GR64:$src),
+                   "flogr\t{$dst, $src}",
+                   []>;
+} // Defs = [PSW]
+
+//===----------------------------------------------------------------------===//
 // Non-Instruction Patterns.
 //===----------------------------------------------------------------------===//
 
@@ -1003,3 +1012,6 @@
                                                      GR64:$src1, subreg_odd),
                                       GR64:$src2),
                           subreg_even)>;
+
+def : Pat<(ctlz GR64:$src),
+          (EXTRACT_SUBREG (FLOGR64 GR64:$src), subreg_even)>;