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23 lines
529 B
LLVM
23 lines
529 B
LLVM
; This test makes sure that div instructions are properly eliminated.
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; This test is for Integer BitWidth >= 64 && BitWidth <= 1024.
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;
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; RUN: opt < %s -instcombine -S | not grep div
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define i333 @test1(i333 %X) {
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%Y = udiv i333 %X, 70368744177664
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ret i333 %Y
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}
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define i499 @test2(i499 %X) {
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%tmp.0 = shl i499 4096, 197
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%Y = udiv i499 %X, %tmp.0
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ret i499 %Y
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}
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define i599 @test3(i599 %X, i1 %C) {
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%V = select i1 %C, i599 70368744177664, i599 4096
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%R = udiv i599 %X, %V
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ret i599 %R
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}
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