Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions

View File

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; 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
}