[mips][microMIPS] Extending size reduction pass with LWP and SWP

Author: milena.vujosevic.janicic
Reviewers: sdardis
The patch extends size reduction pass for MicroMIPS.
It introduces reduction of two instructions into one instruction:
Two SW instructions are transformed into one SWP instrucition.
Two LW instructions are transformed into one LWP instrucition.
Differential Revision: https://reviews.llvm.org/D39115

llvm-svn: 334595

1 files changed, 3 insertions, 1 deletions

diff --git a/llvm/lib/Target/Mips/Mips.h b/llvm/lib/Target/Mips/Mips.h
index 51d7ed7137d..6dd2731a76f 100644
--- a/llvm/lib/Target/Mips/Mips.h
+++ b/llvm/lib/Target/Mips/Mips.h
@@ -26,6 +26,7 @@ namespace llvm {
   class MipsSubtarget;
   class MipsTargetMachine;
   class InstructionSelector;
+  class PassRegistry;
 
   ModulePass *createMipsOs16Pass();
   ModulePass *createMips16HardFloatPass();
@@ -35,7 +36,7 @@ namespace llvm {
   FunctionPass *createMipsDelaySlotFillerPass();
   FunctionPass *createMipsBranchExpansion();
   FunctionPass *createMipsConstantIslandPass();
-  FunctionPass *createMicroMipsSizeReductionPass();
+  FunctionPass *createMicroMipsSizeReducePass();
 
   InstructionSelector *createMipsInstructionSelector(const MipsTargetMachine &,
                                                      MipsSubtarget &,
@@ -43,6 +44,7 @@ namespace llvm {
 
   void initializeMipsDelaySlotFillerPass(PassRegistry &);
   void initializeMipsBranchExpansionPass(PassRegistry &);
+  void initializeMicroMipsSizeReducePass(PassRegistry &);
 } // end namespace llvm;
 
 #endif