llvm_unreachable->llvm_unreachable(0), LLVM_UNREACHABLE->llvm_unreachable.

[oota-llvm.git] / lib / Target / PowerPC / AsmPrinter / PPCAsmPrinter.cpp

diff --git a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
index a22dac82332be8b3391342e86485522ba25112ed..fddc1c2993ff659fbc7e71f4b0ef9571d4bb312a 100644 (file)
--- a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
@@ -36,6 +36,7 @@
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
+#include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Target/TargetAsmInfo.h"
@@ -70,7 +71,7 @@ namespace {
 
     unsigned enumRegToMachineReg(unsigned enumReg) {
       switch (enumReg) {
-      default: assert(0 && "Unhandled register!"); break;
+      default: llvm_unreachable("Unhandled register!");
       case PPC::CR0:  return  0;
       case PPC::CR1:  return  1;
       case PPC::CR2:  return  2;
@@ -80,7 +81,7 @@ namespace {
       case PPC::CR6:  return  6;
       case PPC::CR7:  return  7;
       }
-      abort();
+      llvm_unreachable(0);
     }
 
     /// printInstruction - This method is automatically generated by tablegen
@@ -188,9 +189,7 @@ namespace {
       if (TM.getRelocationModel() != Reloc::Static) {
         if (MO.getType() == MachineOperand::MO_GlobalAddress) {
           GlobalValue *GV = MO.getGlobal();
-          if (((GV->isDeclaration() || GV->hasWeakLinkage() ||
-                GV->hasLinkOnceLinkage() || GV->hasCommonLinkage() ||
-                GV->hasAvailableExternallyLinkage()))) {
+          if (GV->isDeclaration() || GV->isWeakForLinker()) {
             // Dynamically-resolved functions need a stub for the function.
             std::string Name = Mang->getValueName(GV);
             FnStubs.insert(Name);
@@ -350,9 +349,7 @@ namespace {
 void PPCAsmPrinter::printOp(const MachineOperand &MO) {
   switch (MO.getType()) {
   case MachineOperand::MO_Immediate:
-    cerr << "printOp() does not handle immediate values\n";
-    abort();
-    return;
+    llvm_unreachable("printOp() does not handle immediate values");
 
   case MachineOperand::MO_MachineBasicBlock:
     printBasicBlockLabel(MO.getMBB());
@@ -383,8 +380,7 @@ void PPCAsmPrinter::printOp(const MachineOperand &MO) {
 
     // External or weakly linked global variables need non-lazily-resolved stubs
     if (TM.getRelocationModel() != Reloc::Static) {
-      if (GV->isDeclaration() || GV->isWeakForLinker() ||
-          GV->hasAvailableExternallyLinkage()) {
+      if (GV->isDeclaration() || GV->isWeakForLinker()) {
         if (GV->hasHiddenVisibility()) {
           if (GV->isDeclaration() || GV->hasCommonLinkage() ||
               GV->hasAvailableExternallyLinkage()) {
@@ -555,9 +551,7 @@ void PPCAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   if (printInstruction(MI))
     return; // Printer was automatically generated
 
-  assert(0 && "Unhandled instruction in asm writer!");
-  abort();
-  return;
+  llvm_unreachable("Unhandled instruction in asm writer!");
 }
 
 /// runOnMachineFunction - This uses the printMachineInstruction()
@@ -577,7 +571,7 @@ bool PPCLinuxAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   SwitchToSection(TAI->SectionForGlobal(F));
 
   switch (F->getLinkage()) {
-  default: assert(0 && "Unknown linkage type!");
+  default: llvm_unreachable("Unknown linkage type!");
   case Function::PrivateLinkage:
   case Function::InternalLinkage:  // Symbols default to internal.
     break;
@@ -712,8 +706,7 @@ void PPCLinuxAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
    case GlobalValue::PrivateLinkage:
     break;
    default:
-    cerr << "Unknown linkage type!";
-    abort();
+    llvm_unreachable("Unknown linkage type!");
   }
 
   EmitAlignment(Align, GVar);
@@ -755,7 +748,7 @@ bool PPCDarwinAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   SwitchToSection(TAI->SectionForGlobal(F));
 
   switch (F->getLinkage()) {
-  default: assert(0 && "Unknown linkage type!");
+  default: llvm_unreachable("Unknown linkage type!");
   case Function::PrivateLinkage:
   case Function::InternalLinkage:  // Symbols default to internal.
     break;
@@ -943,8 +936,7 @@ void PPCDarwinAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
    case GlobalValue::PrivateLinkage:
     break;
    default:
-    cerr << "Unknown linkage type!";
-    abort();
+    llvm_unreachable("Unknown linkage type!");
   }
 
   EmitAlignment(Align, GVar);