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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; RUN: llc < %s | FileCheck %s
; Test to make sure that if math that can roll over has been used we don't
; use the potential overflow as the basis for an address calculation later by
; sinking it into a different basic block.
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.9.0"
; Function Attrs: nounwind ssp uwtable
define void @test_sink(i8* %arg1, i32 %arg2, i8 %arg3) #0 {
%tmp1 = add i32 -2147483648, %arg2
%tmp2 = add i32 -2147483648, %tmp1
%tmp3 = getelementptr i8, i8* %arg1, i32 %arg2
br label %bb1
bb1:
%tmp4 = getelementptr i8, i8* %arg1, i32 %tmp2
store i8 %arg3, i8* %tmp4
ret void;
}
; CHECK-LABEL: test_sink:
; CHECK: movslq %esi, [[TEMP:%[a-z0-9]+]]
; CHECK: movb %dl, (%rdi,[[TEMP]])
; CHECK: retq