svn commit: r223354 - projects/llvm-ia64/contrib/llvm/lib/Target/IA64

[Marcel Moolenaar]

Author: marcel
Date: Tue Jun 21 03:42:00 2011
New Revision: 223354
URL: http://svn.freebsd.org/changeset/base/223354

Log:
  o   remove getFunctionAlignment(). It's not part of the class.
  o   set the minimum and preferred function alignment.
  o   set the size and alignment of the jump buffer.

Modified:
  projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.cpp
  projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.h

Modified: projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.cpp
==============================================================================
--- projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.cpp	Tue Jun 21 03:07:59 2011	(r223353)
+++ projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.cpp	Tue Jun 21 03:42:00 2011	(r223354)
@@ -34,20 +34,17 @@ IA64TargetLowering::IA64TargetLowering(I
   TD = getTargetData();
 
   // Set up the register classes.
+  addRegisterClass(MVT::i64, &IA64::BranchRegClass);
   addRegisterClass(MVT::f128, &IA64::FloatingPointRegClass);
   addRegisterClass(MVT::i64, &IA64::GeneralRegClass);
   addRegisterClass(MVT::i1, &IA64::PredicateRegClass);
 
   // Compute derived properties from the register classes
   computeRegisterProperties();
-}
 
-unsigned
-IA64TargetLowering::getFunctionAlignment(const Function *F) const
-{
-  // Functions must have at least 16-byte alignment, but 32-byte alignment
-  // is better because branch targets should be aligned on 32-byte boundaries
-  // to ensure that the front-end can deliver 2 bundles per cycle to the
-  // back-end.
-  return F->hasFnAttr(Attribute::OptimizeForSize) ? 4 : 5;
+  setMinFunctionAlignment(4);
+  setPrefFunctionAlignment(5);
+
+  setJumpBufSize(512);
+  setJumpBufAlignment(16);
 }

Modified: projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.h
==============================================================================
--- projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.h	Tue Jun 21 03:07:59 2011	(r223353)
+++ projects/llvm-ia64/contrib/llvm/lib/Target/IA64/IA64TargetLowering.h	Tue Jun 21 03:42:00 2011	(r223354)
@@ -17,8 +17,6 @@ namespace llvm {
 
   public:
     explicit IA64TargetLowering(IA64TargetMachine &TM);
-
-    virtual unsigned getFunctionAlignment(const Function *F) const;
   };
 
 } // namespace llvm