Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-08 08:22:36 +00:00
parent f32dbaf0b2
commit 212f6bafcb
28494 changed files with 359 additions and 3867025 deletions

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@@ -1,21 +0,0 @@
; RUN: opt < %s -loop-reduce -S | grep phi | count 1
define void @foo(i32 %n) {
entry:
br label %loop
loop:
%i = phi i32 [ 0, %entry ], [ %i.next, %loop ]
; These three instructions form an isolated cycle and can be deleted.
%j = phi i32 [ 0, %entry ], [ %j.y, %loop ]
%j.x = add i32 %j, 1
%j.y = mul i32 %j.x, 2
%i.next = add i32 %i, 1
%c = icmp ne i32 %i.next, %n
br i1 %c, label %loop, label %exit
exit:
ret void
}