Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions

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; RUN: llc -mtriple=arm-eabi -mattr=+v7 %s -o - | FileCheck %s
define i32 @f(i32 %a) nounwind readnone optsize ssp {
entry:
%conv = zext i32 %a to i64
%tmp1 = tail call i64 @llvm.ctlz.i64(i64 %conv, i1 true)
; CHECK: clz
; CHECK-NOT: adds
%cast = trunc i64 %tmp1 to i32
%sub = sub nsw i32 63, %cast
ret i32 %sub
}
declare i64 @llvm.ctlz.i64(i64, i1) nounwind readnone