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Implement reading and writing of the ICmp and FCmp instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32149 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2006-12-03 06:28:54 +00:00
parent 74f1642bc1
commit c8dab49aad
2 changed files with 18 additions and 3 deletions
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lib/Bytecode/Writer/Writer.cpp
+9
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@@ -718,6 +718,15 @@ void BytecodeWriter::outputInstruction(const Instruction &I) {
if (Slots[1] > MaxOpSlot) MaxOpSlot = Slots[1];
NumOperands = 2;
}
} else if (isa<ICmpInst>(I) || isa<FCmpInst>(I)) {
// We need to encode the compare instruction's predicate as the third
// operand. Its not really a slot, but we don't want to break the
// instruction format for these instructions.
NumOperands++;
assert(NumOperands == 3 && "CmpInst with wrong number of operands?");
Slots[2] = unsigned(cast<CmpInst>(&I)->getPredicate());
if (Slots[2] > MaxOpSlot)
MaxOpSlot = Slots[2];
} else if (const GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(&I)) {
// We need to encode the type of sequential type indices into their slot #
unsigned Idx = 1;