From 83be7b0dd3ae9a3cb22d36ae4c1775972553b94b Mon Sep 17 00:00:00 2001 From: Nadav Rotem Date: Wed, 9 Jan 2013 01:15:42 +0000 Subject: Cost Model: Move the 'max unroll factor' variable to the TTI and add initial Cost Model support on ARM. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171928 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/BasicTargetTransformInfo.cpp | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'lib/CodeGen/BasicTargetTransformInfo.cpp') diff --git a/lib/CodeGen/BasicTargetTransformInfo.cpp b/lib/CodeGen/BasicTargetTransformInfo.cpp index c27e081a5e..2f3ac9a901 100644 --- a/lib/CodeGen/BasicTargetTransformInfo.cpp +++ b/lib/CodeGen/BasicTargetTransformInfo.cpp @@ -83,6 +83,7 @@ public: /// @{ virtual unsigned getNumberOfRegisters(bool Vector) const; + virtual unsigned getMaximumUnrollFactor() const; virtual unsigned getArithmeticInstrCost(unsigned Opcode, Type *Ty) const; virtual unsigned getShuffleCost(ShuffleKind Kind, Type *Tp, int Index, Type *SubTp) const; @@ -182,6 +183,10 @@ unsigned BasicTTI::getNumberOfRegisters(bool Vector) const { return 1; } +unsigned BasicTTI::getMaximumUnrollFactor() const { + return 1; +} + unsigned BasicTTI::getArithmeticInstrCost(unsigned Opcode, Type *Ty) const { // Check if any of the operands are vector operands. int ISD = TLI->InstructionOpcodeToISD(Opcode); -- cgit v1.2.3-70-g09d2