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Add a temporary command line option to verify machine code after each spill or

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split.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117597 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2010-10-28 20:34:47 +00:00
parent 24a492683c
commit 26b92be922
1 changed files with 6 additions and 0 deletions
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6
lib/CodeGen/InlineSpiller.cpp
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@ -25,11 +25,15 @@
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
static cl::opt<bool>
VerifySpills("verify-spills", cl::desc("Verify after each spill/split"));
namespace {
class InlineSpiller : public Spiller {
MachineFunctionPass &pass_;
@ -337,6 +341,8 @@ void InlineSpiller::spill(LiveInterval *li,
SmallVectorImpl<LiveInterval*> &spillIs) {
LiveRangeEdit edit(*li, newIntervals, spillIs);
spill(edit);
if (VerifySpills)
mf_.verify(&pass_);
}
void InlineSpiller::spill(LiveRangeEdit &edit) {