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https://github.com/c64scene-ar/llvm-6502.git
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
630 B
LLVM
35 lines
630 B
LLVM
; RUN: opt < %s -instcombine -S | grep {and i32 %x, %y} | count 4
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; RUN: opt < %s -instcombine -S | not grep {or}
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define i32 @func1(i32 %x, i32 %y) nounwind {
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entry:
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%n = xor i32 %y, -1
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%o = or i32 %n, %x
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%a = and i32 %o, %y
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ret i32 %a
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}
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define i32 @func2(i32 %x, i32 %y) nounwind {
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entry:
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%n = xor i32 %y, -1
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%o = or i32 %x, %n
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%a = and i32 %o, %y
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ret i32 %a
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}
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define i32 @func3(i32 %x, i32 %y) nounwind {
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entry:
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%n = xor i32 %y, -1
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%o = or i32 %n, %x
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%a = and i32 %y, %o
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ret i32 %a
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}
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define i32 @func4(i32 %x, i32 %y) nounwind {
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entry:
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%n = xor i32 %y, -1
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%o = or i32 %x, %n
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%a = and i32 %y, %o
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ret i32 %a
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}
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