Imported Upstream version 5.18.0.161

Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions

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; RUN: opt < %s -argpromotion -S | FileCheck %s
; PR2498
; This test tries to convince argpromotion about promoting the load from %A + 2,
; because there is a load of %A in the entry block
define internal i32 @callee(i1 %C, i32* %A) {
; CHECK-LABEL: define internal i32 @callee(
; CHECK: i1 %C, i32* %A)
entry:
; Unconditonally load the element at %A
%A.0 = load i32, i32* %A
br i1 %C, label %T, label %F
T:
ret i32 %A.0
F:
; Load the element at offset two from %A. This should not be promoted!
%A.2 = getelementptr i32, i32* %A, i32 2
%R = load i32, i32* %A.2
ret i32 %R
}
define i32 @foo() {
; CHECK-LABEL: define i32 @foo
%X = call i32 @callee(i1 false, i32* null) ; <i32> [#uses=1]
; CHECK: call i32 @callee(i1 false, i32* null)
ret i32 %X
}