Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-11-16 08:20:38 +00:00
parent 5cd5df71cc
commit 8e12397d70
28486 changed files with 3867013 additions and 66 deletions

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; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
; There should be exactly one shift and one add left.
define i32 @test1(i32 %X, i32 %Y) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[REASS_ADD:%.*]] = add i32 %Y, %X
; CHECK-NEXT: [[REASS_MUL:%.*]] = shl i32 [[REASS_ADD]], 1
; CHECK-NEXT: ret i32 [[REASS_MUL]]
;
%t2 = shl i32 %X, 1
%t6 = shl i32 %Y, 1
%t4 = add i32 %t6, %t2
ret i32 %t4
}