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36a0947820
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
14 lines
427 B
LLVM
14 lines
427 B
LLVM
; Linear scan does not currently coalesce any two variables that have
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; overlapping live intervals. When two overlapping intervals have the same
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; value, they can be joined though.
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;
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; RUN: llc < %s -march=x86 -regalloc=linearscan | \
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; RUN: not grep {mov %\[A-Z\]\\\{2,3\\\}, %\[A-Z\]\\\{2,3\\\}}
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define i64 @test(i64 %x) {
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entry:
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%tmp.1 = mul i64 %x, 4294967297 ; <i64> [#uses=1]
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ret i64 %tmp.1
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}
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