[llvm] [SCEV] Use APInt for DividesBy when collecting loop guard info (NFC). (PR #163017)
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Sat Oct 11 14:49:25 PDT 2025
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git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/Analysis/ScalarEvolution.cpp
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``````````diff
diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp
index f321fe2fd..618146f2c 100644
--- a/llvm/lib/Analysis/ScalarEvolution.cpp
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -15639,8 +15639,7 @@ void ScalarEvolution::LoopGuards::collectFromBlock(
auto GetNextSCEVDividesByDivisor = [&](const SCEV *Expr,
const APInt &DivisorVal) {
const APInt *ExprVal;
- if (!match(Expr, m_scev_APInt(ExprVal)) ||
- DivisorVal.isNonPositive())
+ if (!match(Expr, m_scev_APInt(ExprVal)) || DivisorVal.isNonPositive())
return Expr;
APInt Rem = ExprVal->urem(DivisorVal);
if (Rem.isZero())
@@ -15655,8 +15654,7 @@ void ScalarEvolution::LoopGuards::collectFromBlock(
auto GetPreviousSCEVDividesByDivisor = [&](const SCEV *Expr,
const APInt &DivisorVal) {
const APInt *ExprVal;
- if (!match(Expr, m_scev_APInt(ExprVal)) ||
- DivisorVal.isNonPositive())
+ if (!match(Expr, m_scev_APInt(ExprVal)) || DivisorVal.isNonPositive())
return Expr;
APInt Rem = ExprVal->urem(DivisorVal);
// return the SCEV: Expr - Expr % Divisor
``````````
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https://github.com/llvm/llvm-project/pull/163017
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