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520f641877cd58d9cc911de36284b458a7be13fb
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llvm
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test
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CodeGen
/
X86
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subreg-to-reg-3.ll
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; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
; CHECK: imull
; Don't eliminate or coalesce away the explicit zero-extension!
define
i64
@foo
(
i64
%a
)
{
%b
=
mul
i64
%a
,
7823
%c
=
and
i64
%b
,
4294967295
%d
=
add
i64
%c
,
1
ret
i64
%d
}