Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions

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; This is a basic sanity check for constant propagation. It tests the basic
; logic operations.
; RUN: opt < %s -sccp -S | not grep and
; RUN: opt < %s -sccp -S | not grep trunc
; RUN: opt < %s -sccp -S | grep "ret i100 -1"
define i100 @test(i133 %A) {
%B = and i133 0, %A
%C = icmp sgt i133 %B, 0
br i1 %C, label %BB1, label %BB2
BB1:
%t3 = xor i133 %B, -1
%t4 = trunc i133 %t3 to i100
br label %BB3
BB2:
%f1 = or i133 -1, %A
%f2 = lshr i133 %f1, 33
%f3 = trunc i133 %f2 to i100
br label %BB3
BB3:
%Ret = phi i100 [%t4, %BB1], [%f3, %BB2]
ret i100 %Ret
}