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