The BLX instruction is encoded differently than the BL, because why not? In

[oota-llvm.git] / lib / Target / ARM / ARMConstantIslandPass.cpp

diff --git a/lib/Target/ARM/ARMConstantIslandPass.cpp b/lib/Target/ARM/ARMConstantIslandPass.cpp
index 60e923bd2c385f2f77d447363e66cc14ac7593ad..8066cb735b1361167070ba933aa2487016cf6f25 100644 (file)
--- a/lib/Target/ARM/ARMConstantIslandPass.cpp
+++ b/lib/Target/ARM/ARMConstantIslandPass.cpp
@@ -603,9 +603,13 @@ void ARMConstantIslands::InitialFunctionScan(MachineFunction &MF,
             Scale = 4;
             break;
 
-          case ARM::LDR:
+          case ARM::LDRi12:
           case ARM::LDRcp:
-          case ARM::t2LDRpci:
+          case ARM::t2LDRi12:
+          case ARM::t2LDRHi12:
+          case ARM::t2LDRBi12:
+          case ARM::t2LDRSHi12:
+          case ARM::t2LDRSBi12:
             Bits = 12;  // +-offset_12
             NegOk = true;
             break;
@@ -1644,7 +1648,7 @@ bool ARMConstantIslands::OptimizeThumb2Branches(MachineFunction &MF) {
     unsigned DestOffset = BBOffsets[DestBB->getNumber()];
     if (BrOffset < DestOffset && (DestOffset - BrOffset) <= 126) {
       MachineBasicBlock::iterator CmpMI = Br.MI; --CmpMI;
-      if (CmpMI->getOpcode() == ARM::tCMPzi8) {
+      if (CmpMI->getOpcode() == ARM::tCMPi8) {
         unsigned Reg = CmpMI->getOperand(0).getReg();
         Pred = llvm::getInstrPredicate(CmpMI, PredReg);
         if (Pred == ARMCC::AL &&
@@ -1766,7 +1770,7 @@ bool ARMConstantIslands::OptimizeThumb2JumpTables(MachineFunction &MF) {
       if (!OptOk)
         continue;
 
-      unsigned Opc = ByteOk ? ARM::t2TBB : ARM::t2TBH;
+      unsigned Opc = ByteOk ? ARM::t2TBB_JT : ARM::t2TBH_JT;
       MachineInstr *NewJTMI = BuildMI(MBB, MI->getDebugLoc(), TII->get(Opc))
         .addReg(IdxReg, getKillRegState(IdxRegKill))
         .addJumpTableIndex(JTI, JTOP.getTargetFlags())