1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-31 16:02:52 +01:00
llvm-mirror/test/Transforms/InstCombine/and-not-or.ll

35 lines
630 B
LLVM
Raw Normal View History

; RUN: opt < %s -instcombine -S | grep "and i32 %x, %y" | count 4
; RUN: opt < %s -instcombine -S | not grep "or"
define i32 @func1(i32 %x, i32 %y) nounwind {
entry:
%n = xor i32 %y, -1
%o = or i32 %n, %x
%a = and i32 %o, %y
ret i32 %a
}
define i32 @func2(i32 %x, i32 %y) nounwind {
entry:
%n = xor i32 %y, -1
%o = or i32 %x, %n
%a = and i32 %o, %y
ret i32 %a
}
define i32 @func3(i32 %x, i32 %y) nounwind {
entry:
%n = xor i32 %y, -1
%o = or i32 %n, %x
%a = and i32 %y, %o
ret i32 %a
}
define i32 @func4(i32 %x, i32 %y) nounwind {
entry:
%n = xor i32 %y, -1
%o = or i32 %x, %n
%a = and i32 %y, %o
ret i32 %a
}