[llvm-commits] CVS: llvm/lib/Target/X86/X86AsmPrinter.cpp

[Chris Lattner]

Changes in directory llvm/lib/Target/X86:

X86AsmPrinter.cpp updated: 1.126 -> 1.127
---
Log message:

Don't print unneeded labels


---
Diffs of the changes:  (+7 -5)

Index: llvm/lib/Target/X86/X86AsmPrinter.cpp
diff -u llvm/lib/Target/X86/X86AsmPrinter.cpp:1.126 llvm/lib/Target/X86/X86AsmPrinter.cpp:1.127
--- llvm/lib/Target/X86/X86AsmPrinter.cpp:1.126	Sun Oct 17 02:16:32 2004
+++ llvm/lib/Target/X86/X86AsmPrinter.cpp	Sat Nov 13 17:27:11 2004
@@ -242,9 +242,10 @@
   // Print out code for the function.
   for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
        I != E; ++I) {
-    // Print a label for the basic block.
-    O << ".LBB" << CurrentFnName << "_" << I->getNumber() << ":\t"
-      << CommentString << " " << I->getBasicBlock()->getName() << "\n";
+    // Print a label for the basic block if there are any predecessors.
+    if (I->pred_begin() != I->pred_end())
+      O << ".LBB" << CurrentFnName << "_" << I->getNumber() << ":\t"
+        << CommentString << " " << I->getBasicBlock()->getName() << "\n";
     for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
          II != E; ++II) {
       // Print the assembly for the instruction.
@@ -465,8 +466,9 @@
   for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
        I != E; ++I) {
     // Print a label for the basic block.
-    O << ".LBB" << CurrentFnName << "_" << I->getNumber() << ":\t"
-      << CommentString << " " << I->getBasicBlock()->getName() << "\n";
+    if (I->pred_begin() != I->pred_end())
+      O << ".LBB" << CurrentFnName << "_" << I->getNumber() << ":\t"
+        << CommentString << " " << I->getBasicBlock()->getName() << "\n";
     for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
          II != E; ++II) {
       // Print the assembly for the instruction.