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Added option -align-loops=<true/false> to disable loop aligner pass.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47736 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2008-02-28 23:29:57 +00:00
parent 9b80bd8ea2
commit d703ed6aed
4 changed files with 7 additions and 8 deletions
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6
lib/CodeGen/LLVMTargetMachine.cpp
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@@ -37,6 +37,9 @@ static cl::opt<bool>
EnableSinking("enable-sinking", cl::init(false), cl::Hidden,
cl::desc("Perform sinking on machine code"));
static cl::opt<bool>
AlignLoops("align-loops", cl::init(true), cl::Hidden,
cl::desc("Align loop headers"));
static cl::opt<bool>
PerformLICM("machine-licm",
cl::init(false), cl::Hidden,
cl::desc("Perform loop-invariant code motion on machine code"));
@@ -132,6 +135,9 @@ LLVMTargetMachine::addPassesToEmitFile(FunctionPassManager &PM,
if (addPreEmitPass(PM, Fast) && PrintMachineCode)
PM.add(createMachineFunctionPrinterPass(cerr));
if (AlignLoops)
PM.add(createLoopAlignerPass());
switch (FileType) {
default:
break;