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08e747855c
alignment. Only the minimum alignment guaranteed by the ABI may be assumed. llvm-svn: 78668
23 lines
540 B
LLVM
23 lines
540 B
LLVM
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | FileCheck %s
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; Don't assume that external global variables have their preferred
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; alignment. They may only have the ABI minimum alignment.
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; CHECK: %s = shl i64 %a, 3
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; CHECK: %r = or i64 %s, ptrtoint (i32* @A to i64)
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; CHECK: %q = add i64 %r, 1
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; CHECK: ret i64 %q
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target datalayout = "-i32:8:32"
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@A = external global i32
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@B = external global i32
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define i64 @foo(i64 %a) {
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%t = ptrtoint i32* @A to i64
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%s = shl i64 %a, 3
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%r = or i64 %t, %s
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%q = add i64 %r, 1
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ret i64 %q
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}
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