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16 lines
425 B
LLVM
16 lines
425 B
LLVM
; This should be one add and two multiplies.
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; RUN: opt < %s -reassociate -instcombine -S > %t
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; RUN: grep mul %t | count 2
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; RUN: grep add %t | count 1
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define i32 @test(i32 %A, i32 %B, i32 %C) {
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%aa = mul i32 %A, %A ; <i32> [#uses=1]
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%aab = mul i32 %aa, %B ; <i32> [#uses=1]
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%ac = mul i32 %A, %C ; <i32> [#uses=1]
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%aac = mul i32 %ac, %A ; <i32> [#uses=1]
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%r = add i32 %aab, %aac ; <i32> [#uses=1]
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ret i32 %r
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}
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