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783633e29e
Inlining in getAddExpr() can cause abnormal computational time in some cases. New parameter -scev-addops-inline-threshold is intruduced with default value 500. Reviewers: sanjoy Subscribers: mzolotukhin, llvm-commits Differential Revision: https://reviews.llvm.org/D28812 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@293176 91177308-0d34-0410-b5e6-96231b3b80d8
18 lines
715 B
LLVM
18 lines
715 B
LLVM
; RUN: opt -analyze -scalar-evolution -scev-addops-inline-threshold=1 < %s | FileCheck --check-prefix=CHECK1 %s
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; RUN: opt -analyze -scalar-evolution -scev-addops-inline-threshold=10 < %s | FileCheck --check-prefix=CHECK10 %s
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define i32 @foo(i64 %p0, i32 %p1) {
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; CHECK1: %add2 = add nsw i32 %mul1, %add
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; CHECK1-NEXT: --> ((trunc i64 %p0 to i32) * (1 + (trunc i64 %p0 to i32)) * (1 + %p1))
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; CHECK10: %add2 = add nsw i32 %mul1, %add
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; CHECK10-NEXT: --> ((trunc i64 %p0 to i32) * (1 + ((trunc i64 %p0 to i32) * (1 + %p1)) + %p1))
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entry:
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%tr = trunc i64 %p0 to i32
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%mul = mul nsw i32 %tr, %p1
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%add = add nsw i32 %mul, %tr
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%mul1 = mul nsw i32 %add, %tr
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%add2 = add nsw i32 %mul1, %add
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ret i32 %add2
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}
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