Xamarin Public Jenkins (auto-signing) f32dbaf0b2 Imported Upstream version 5.18.0.225
Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
2018-12-21 19:01:49 +00:00

25 lines
652 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
; (x&z) ^ (y&z) -> (x^y)&z
define i32 @test1(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: %tmp61 = xor i32 %x, %y
; CHECK-NEXT: %tmp7 = and i32 %tmp61, %z
; CHECK-NEXT: ret i32 %tmp7
%tmp3 = and i32 %z, %x
%tmp6 = and i32 %z, %y
%tmp7 = xor i32 %tmp3, %tmp6
ret i32 %tmp7
}
; (x & y) ^ (x|y) -> x^y
define i32 @test2(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @test2(
; CHECK-NEXT: %tmp7 = xor i32 %y, %x
; CHECK-NEXT: ret i32 %tmp7
%tmp3 = and i32 %y, %x
%tmp6 = or i32 %y, %x
%tmp7 = xor i32 %tmp3, %tmp6
ret i32 %tmp7
}