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[NFC] Move some methods into static functions

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llvm-svn: 338843
This commit is contained in:
Max Kazantsev 2018-08-03 10:16:40 +00:00
parent 17ff598941
commit 76fa18c0f1
1 changed files with 27 additions and 37 deletions
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64
lib/Transforms/Scalar/GuardWidening.cpp
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@ -66,6 +66,33 @@ STATISTIC(GuardsEliminated, "Number of eliminated guards");
namespace {
static Value *getGuardCondition(Instruction *GuardInst) {
IntrinsicInst *GI = cast<IntrinsicInst>(GuardInst);
assert(GI->getIntrinsicID() == Intrinsic::experimental_guard &&
"Bad guard intrinsic?");
return GI->getArgOperand(0);
}
// Set the condition for \p GuardInst to \p NewCond.
static void setGuardCondition(Instruction *GuardInst, Value *NewCond) {
IntrinsicInst *GI = cast<IntrinsicInst>(GuardInst);
assert(GI->getIntrinsicID() == Intrinsic::experimental_guard &&
"Bad guard intrinsic?");
GI->setArgOperand(0, NewCond);
}
// Whether or not the particular instruction \p I is a guard.
static bool isGuard(const Instruction *I) {
using namespace llvm::PatternMatch;
return match(I, m_Intrinsic<Intrinsic::experimental_guard>());
}
// Eliminates the guard instruction properly.
static void eliminateGuard(Instruction *GuardInst) {
GuardInst->eraseFromParent();
++GuardsEliminated;
}
class GuardWideningImpl {
DominatorTree &DT;
PostDominatorTree *PDT;
@ -93,18 +120,6 @@ class GuardWideningImpl {
const DenseMap<BasicBlock *, SmallVector<Instruction *, 8>> &
GuardsPerBlock);
// Get the condition from \p GuardInst.
Value *getGuardCondition(Instruction *GuardInst);
// Set the condition for \p GuardInst.
void setGuardCondition(Instruction *GuardInst, Value *NewCond);
// Whether or not the particular instruction is a guard.
bool isGuard(const Instruction *I);
// Eliminates the guard instruction properly.
void eliminateGuard(Instruction *GuardInst);
/// Used to keep track of which widening potential is more effective.
enum WideningScore {
/// Don't widen.
@ -343,31 +358,6 @@ bool GuardWideningImpl::eliminateGuardViaWidening(
return true;
}
Value *GuardWideningImpl::getGuardCondition(Instruction *GuardInst) {
IntrinsicInst *GI = cast<IntrinsicInst>(GuardInst);
assert(GI->getIntrinsicID() == Intrinsic::experimental_guard &&
"Bad guard intrinsic?");
return GI->getArgOperand(0);
}
void GuardWideningImpl::setGuardCondition(Instruction *GuardInst,
Value *NewCond) {
IntrinsicInst *GI = cast<IntrinsicInst>(GuardInst);
assert(GI->getIntrinsicID() == Intrinsic::experimental_guard &&
"Bad guard intrinsic?");
GI->setArgOperand(0, NewCond);
}
bool GuardWideningImpl::isGuard(const Instruction* I) {
using namespace llvm::PatternMatch;
return match(I, m_Intrinsic<Intrinsic::experimental_guard>());
}
void GuardWideningImpl::eliminateGuard(Instruction *GuardInst) {
GuardInst->eraseFromParent();
++GuardsEliminated;
}
GuardWideningImpl::WideningScore GuardWideningImpl::computeWideningScore(
Instruction *DominatedGuard, Loop *DominatedGuardLoop,
Instruction *DominatingGuard, Loop *DominatingGuardLoop) {