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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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27
external/llvm/test/Analysis/ScalarEvolution/and-xor.ll vendored
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@@ -1,27 +0,0 @@
; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s
; CHECK-LABEL: @test1
; CHECK: --> (zext
; CHECK: --> (zext
; CHECK-NOT: --> (zext
define i32 @test1(i32 %x) {
%n = and i32 %x, 255
%y = xor i32 %n, 255
ret i32 %y
}
; ScalarEvolution shouldn't try to analyze %z into something like
; --> (zext i4 (-1 + (-1 * (trunc i64 (8 * %x) to i4))) to i64)
; or
; --> (8 * (zext i1 (trunc i64 ((8 * %x) /u 8) to i1) to i64))
; CHECK-LABEL: @test2
; CHECK: --> (8 * (zext i1 (trunc i64 %x to i1) to i64))
define i64 @test2(i64 %x) {
%a = shl i64 %x, 3
%t = and i64 %a, 8
%z = xor i64 %t, 8
ret i64 %z
}