From 96bc2173bb4909be0058e4eb2171f37a66e361dd Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 20 Oct 2009 00:52:47 +0000
Subject: [PATCH] get fancy: support basic block operands.  Yay for jumps.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84579 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp  |  2 +-
 lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp | 15 +++++++--------
 lib/Target/ARM/AsmPrinter/ARMMCInstLower.h   | 10 ++++------
 3 files changed, 12 insertions(+), 15 deletions(-)

diff --git a/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp b/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
index 48f34859c55..af2706a5451 100644
--- a/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
@@ -1311,7 +1311,7 @@ extern "C" void LLVMInitializeARMAsmPrinter() {
 //===----------------------------------------------------------------------===//
 
 void ARMAsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI) {
-  ARMMCInstLower MCInstLowering(OutContext, *Mang, getFunctionNumber(), *MAI);
+  ARMMCInstLower MCInstLowering(OutContext, *Mang, *this);
   switch (MI->getOpcode()) {
   default: break;
   case TargetInstrInfo::DBG_LABEL:
diff --git a/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp
index cda55551869..2520b2c27ec 100644
--- a/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp
+++ b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.cpp
@@ -14,7 +14,8 @@
 
 #include "ARMMCInstLower.h"
 //#include "llvm/CodeGen/MachineModuleInfoImpls.h"
-#include "llvm/CodeGen/MachineInstr.h"
+#include "llvm/CodeGen/AsmPrinter.h"
+#include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
@@ -57,8 +58,8 @@ GetGlobalAddressSymbol(const MachineOperand &MO) const {
 MCSymbol *ARMMCInstLower::
 GetJumpTableSymbol(const MachineOperand &MO) const {
   SmallString<256> Name;
-  raw_svector_ostream(Name) << MAI.getPrivateGlobalPrefix() << "JTI"
-    << CurFunctionNumber << '_' << MO.getIndex();
+  raw_svector_ostream(Name) << Printer.MAI->getPrivateGlobalPrefix() << "JTI"
+    << Printer.getFunctionNumber() << '_' << MO.getIndex();
   
 #if 0
   switch (MO.getTargetFlags()) {
@@ -73,8 +74,8 @@ GetJumpTableSymbol(const MachineOperand &MO) const {
 MCSymbol *ARMMCInstLower::
 GetConstantPoolIndexSymbol(const MachineOperand &MO) const {
   SmallString<256> Name;
-  raw_svector_ostream(Name) << MAI.getPrivateGlobalPrefix() << "CPI"
-    << CurFunctionNumber << '_' << MO.getIndex();
+  raw_svector_ostream(Name) << Printer.MAI->getPrivateGlobalPrefix() << "CPI"
+    << Printer.getFunctionNumber() << '_' << MO.getIndex();
   
 #if 0
   switch (MO.getTargetFlags()) {
@@ -125,12 +126,10 @@ void ARMMCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
     case MachineOperand::MO_Immediate:
       MCOp = MCOperand::CreateImm(MO.getImm());
       break;
-#if 0
     case MachineOperand::MO_MachineBasicBlock:
       MCOp = MCOperand::CreateExpr(MCSymbolRefExpr::Create(
-                       AsmPrinter.GetMBBSymbol(MO.getMBB()->getNumber()), Ctx));
+                       Printer.GetMBBSymbol(MO.getMBB()->getNumber()), Ctx));
       break;
-#endif
     case MachineOperand::MO_GlobalAddress:
       MCOp = LowerSymbolOperand(MO, GetGlobalAddressSymbol(MO));
       break;
diff --git a/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h
index 4e15c2f7c6d..1b73e811f59 100644
--- a/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h
+++ b/lib/Target/ARM/AsmPrinter/ARMMCInstLower.h
@@ -13,6 +13,7 @@
 #include "llvm/Support/Compiler.h"
 
 namespace llvm {
+  class AsmPrinter;
   class MCAsmInfo;
   class MCContext;
   class MCInst;
@@ -28,15 +29,12 @@ namespace llvm {
 class VISIBILITY_HIDDEN ARMMCInstLower {
   MCContext &Ctx;
   Mangler &Mang;
-  
-  const unsigned CurFunctionNumber;
-  const MCAsmInfo &MAI;
+  AsmPrinter &Printer;
 
   //const ARMSubtarget &getSubtarget() const;
 public:
-  ARMMCInstLower(MCContext &ctx, Mangler &mang, unsigned FuncNum,
-                 const MCAsmInfo &mai)
-    : Ctx(ctx), Mang(mang), CurFunctionNumber(FuncNum), MAI(mai) {}
+  ARMMCInstLower(MCContext &ctx, Mangler &mang, AsmPrinter &printer)
+    : Ctx(ctx), Mang(mang), Printer(printer) {}
   
   void Lower(const MachineInstr *MI, MCInst &OutMI) const;