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Protect the code for fast-isel debugging with #ifndef NDEBUG.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58340 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-10-28 19:08:46 +00:00
parent f4717aa1b2
commit 727809ad8a
1 changed files with 10 additions and 0 deletions
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10
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -55,6 +55,7 @@ static cl::opt<bool>
EnableValueProp("enable-value-prop", cl::Hidden);
static cl::opt<bool>
DisableLegalizeTypes("disable-legalize-types", cl::Hidden);
#ifndef NDEBUG
static cl::opt<bool>
EnableFastISelVerbose("fast-isel-verbose", cl::Hidden,
cl::desc("Enable verbose messages in the \"fast\" "
@ -62,6 +63,7 @@ EnableFastISelVerbose("fast-isel-verbose", cl::Hidden,
static cl::opt<bool>
EnableFastISelAbort("fast-isel-abort", cl::Hidden,
cl::desc("Enable abort calls when \"fast\" instruction fails"));
#endif
static cl::opt<bool>
SchedLiveInCopies("schedule-livein-copies",
cl::desc("Schedule copies of livein registers"),
@ -701,8 +703,10 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn, MachineFunction &MF,
for (Function::arg_iterator I = Fn.arg_begin(), E = Fn.arg_end();
I != E; ++I, ++j)
if (Fn.paramHasAttr(j, Attribute::ByVal)) {
#ifndef NDEBUG
if (EnableFastISelVerbose || EnableFastISelAbort)
cerr << "FastISel skips entry block due to byval argument\n";
#endif
SuppressFastISel = true;
break;
}
@ -766,12 +770,14 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn, MachineFunction &MF,
// feed PHI nodes in successor blocks.
if (isa<TerminatorInst>(BI))
if (!HandlePHINodesInSuccessorBlocksFast(LLVMBB, FastIS)) {
#ifndef NDEBUG
if (EnableFastISelVerbose || EnableFastISelAbort) {
cerr << "FastISel miss: ";
BI->dump();
}
if (EnableFastISelAbort)
assert(0 && "FastISel didn't handle a PHI in a successor");
#endif
break;
}
@ -785,10 +791,12 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn, MachineFunction &MF,
// Then handle certain instructions as single-LLVM-Instruction blocks.
if (isa<CallInst>(BI)) {
#ifndef NDEBUG
if (EnableFastISelVerbose || EnableFastISelAbort) {
cerr << "FastISel missed call: ";
BI->dump();
}
#endif
if (BI->getType() != Type::VoidTy) {
unsigned &R = FuncInfo->ValueMap[BI];
@ -803,6 +811,7 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn, MachineFunction &MF,
continue;
}
#ifndef NDEBUG
// Otherwise, give up on FastISel for the rest of the block.
// For now, be a little lenient about non-branch terminators.
if (!isa<TerminatorInst>(BI) || isa<BranchInst>(BI)) {
@ -815,6 +824,7 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn, MachineFunction &MF,
// For the purpose of debugging, just abort.
assert(0 && "FastISel didn't select the entire block");
}
#endif
break;
}
}