Refactor LEApcrelJT as a pseudo-instructionlowered to a cannonical ADR
instruction at MC lowering. Add binary encoding information for the ADR,
including fixup data for the label operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120594 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMAsmPrinter.cpp b/lib/Target/ARM/ARMAsmPrinter.cpp
index 51d576c..de6e068 100644
--- a/lib/Target/ARM/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/ARMAsmPrinter.cpp
@@ -726,6 +726,21 @@
}
return;
}
+ case ARM::LEApcrelJT: {
+ unsigned JTI = MI->getOperand(1).getIndex();
+ unsigned Id = MI->getOperand(2).getImm();
+ MCSymbol *JTISymbol = GetARMJTIPICJumpTableLabel2(JTI, Id);
+ const MCExpr *SymbolExpr = MCSymbolRefExpr::Create(JTISymbol, OutContext);
+ MCInst TmpInst;
+ TmpInst.setOpcode(ARM::ADRadd);
+ TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg()));
+ TmpInst.addOperand(MCOperand::CreateExpr(SymbolExpr));
+ // Add predicate operands.
+ TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL));
+ TmpInst.addOperand(MCOperand::CreateReg(0));
+ OutStreamer.EmitInstruction(TmpInst);
+ return;
+ }
case ARM::MOVPCRX: {
MCInst TmpInst;
TmpInst.setOpcode(ARM::MOVr);