[llvm-commits] CVS: llvm/lib/Bytecode/Writer/Writer.cpp

Reid Spencer reid at x10sys.com
Tue Dec 5 20:27:22 PST 2006



Changes in directory llvm/lib/Bytecode/Writer:

Writer.cpp updated: 1.133 -> 1.134
---
Log message:

Fix a CmpInst writing bug by removing merge cruft that I *know* I've removed
before. Also, make sure we write the predicate value for Cmp instructions
using instruction format 0.


---
Diffs of the changes:  (+4 -9)

 Writer.cpp |   13 ++++---------
 1 files changed, 4 insertions(+), 9 deletions(-)


Index: llvm/lib/Bytecode/Writer/Writer.cpp
diff -u llvm/lib/Bytecode/Writer/Writer.cpp:1.133 llvm/lib/Bytecode/Writer/Writer.cpp:1.134
--- llvm/lib/Bytecode/Writer/Writer.cpp:1.133	Sun Dec  3 23:23:49 2006
+++ llvm/lib/Bytecode/Writer/Writer.cpp	Tue Dec  5 22:27:07 2006
@@ -449,8 +449,8 @@
   output_typeid(Type);                      // Result type
 
   unsigned NumArgs = I->getNumOperands();
-  output_vbr(NumArgs + (isa<CastInst>(I)  || isa<InvokeInst>(I) ||
-                        isa<VAArgInst>(I) || Opcode == 58));
+  output_vbr(NumArgs + (isa<CastInst>(I)  || isa<InvokeInst>(I) || 
+                        isa<CmpInst>(I) || isa<VAArgInst>(I) || Opcode == 58));
 
   if (!isa<GetElementPtrInst>(&I)) {
     for (unsigned i = 0; i < NumArgs; ++i) {
@@ -463,6 +463,8 @@
       int Slot = Table.getSlot(I->getType());
       assert(Slot != -1 && "Cast return type unknown?");
       output_typeid((unsigned)Slot);
+    } else if (isa<CmpInst>(I)) {
+      output_vbr(unsigned(cast<CmpInst>(I)->getPredicate()));
     } else if (isa<InvokeInst>(I)) {  
       output_vbr(cast<InvokeInst>(I)->getCallingConv());
     } else if (Opcode == 58) {  // Call escape sequence
@@ -793,13 +795,6 @@
     }
   }
 
-  // In the weird case of the ICmp or FCmp instructions, we need to also put
-  // out the instruction's predicate value. We do that here, after the
-  // instruction's type and operands have been written so we can reuse the
-  // code above.
-  if (const CmpInst* CI = dyn_cast<CmpInst>(&I))
-    output_vbr((unsigned)CI->getPredicate());
-
   // If we weren't handled before here, we either have a large number of
   // operands or a large operand index that we are referring to.
   outputInstructionFormat0(&I, Opcode, Table, Type);






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