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author | Gabor Greif <ggreif@gmail.com> | 2010-04-15 10:49:53 +0000 |
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committer | Gabor Greif <ggreif@gmail.com> | 2010-04-15 10:49:53 +0000 |
commit | 165dac08d1bb8428b32a5f39cdd3dbee2888987f (patch) | |
tree | b96c81333b16aa40af609dd54fa4ea51cfd1f743 /lib/Bitcode | |
parent | e6987587d62bb4de0f57e103f677f6bfb43a09f3 (diff) | |
download | external_llvm-165dac08d1bb8428b32a5f39cdd3dbee2888987f.zip external_llvm-165dac08d1bb8428b32a5f39cdd3dbee2888987f.tar.gz external_llvm-165dac08d1bb8428b32a5f39cdd3dbee2888987f.tar.bz2 |
rotate CallInst operands, i.e. move callee to the back
of the operand array
the motivation for this patch are laid out in my mail to llvm-commits:
more efficient access to operands and callee, faster callgraph-construction,
smaller compiler binary
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101364 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Bitcode')
-rw-r--r-- | lib/Bitcode/Writer/BitcodeWriter.cpp | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/lib/Bitcode/Writer/BitcodeWriter.cpp b/lib/Bitcode/Writer/BitcodeWriter.cpp index 9bda6dc..0a7db2b 100644 --- a/lib/Bitcode/Writer/BitcodeWriter.cpp +++ b/lib/Bitcode/Writer/BitcodeWriter.cpp @@ -1134,24 +1134,23 @@ static void WriteInstruction(const Instruction &I, unsigned InstID, Vals.push_back(cast<StoreInst>(I).isVolatile()); break; case Instruction::Call: { - const PointerType *PTy = cast<PointerType>(I.getOperand(0)->getType()); + const CallInst &CI = cast<CallInst>(I); + const PointerType *PTy = cast<PointerType>(CI.getCalledValue()->getType()); const FunctionType *FTy = cast<FunctionType>(PTy->getElementType()); Code = bitc::FUNC_CODE_INST_CALL; - const CallInst *CI = cast<CallInst>(&I); - Vals.push_back(VE.getAttributeID(CI->getAttributes())); - Vals.push_back((CI->getCallingConv() << 1) | unsigned(CI->isTailCall())); - PushValueAndType(CI->getOperand(0), InstID, Vals, VE); // Callee + Vals.push_back(VE.getAttributeID(CI.getAttributes())); + Vals.push_back((CI.getCallingConv() << 1) | unsigned(CI.isTailCall())); + PushValueAndType(CI.getCalledValue(), InstID, Vals, VE); // Callee // Emit value #'s for the fixed parameters. for (unsigned i = 0, e = FTy->getNumParams(); i != e; ++i) - Vals.push_back(VE.getValueID(I.getOperand(i+1))); // fixed param. + Vals.push_back(VE.getValueID(I.getOperand(i))); // fixed param. // Emit type/value pairs for varargs params. if (FTy->isVarArg()) { - unsigned NumVarargs = I.getNumOperands()-1-FTy->getNumParams(); - for (unsigned i = I.getNumOperands()-NumVarargs, e = I.getNumOperands(); + for (unsigned i = FTy->getNumParams(), e = I.getNumOperands()-1; i != e; ++i) PushValueAndType(I.getOperand(i), InstID, Vals, VE); // varargs } |