[Hexagon] Use constant extenders to fix up hardware loops

Use a loop instruction with a constant extender for a hardware
loop instruction that is too far away from the start of the loop.
This is cheaper than changing the SA register value.

Differential Revision: http://reviews.llvm.org/D9262

llvm-svn: 235882

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonInstPrinter.h b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonInstPrinter.h
index e9a548fa2b0..3fedaed8fbf 100644
--- a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonInstPrinter.h
+++ b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonInstPrinter.h
@@ -56,6 +56,7 @@ namespace llvm {
     void printGlobalOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
            const;
     void printJumpTable(const MCInst *MI, unsigned OpNo, raw_ostream &O) const;
+    void printExtBrtarget(const MCInst *MI, unsigned OpNo, raw_ostream &O) const;
 
     void printConstantPool(const MCInst *MI, unsigned OpNo,
                            raw_ostream &O) const;