[llvm] r195150 - DataLayout: value initialize globals to avoid static construction.

[Chris Lattner]

On Nov 19, 2013, at 12:28 PM, Benjamin Kramer <benny.kra at googlemail.com> wrote:

> Author: d0k
> Date: Tue Nov 19 14:28:04 2013
> New Revision: 195150
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=195150&view=rev
> Log:
> DataLayout: value initialize globals to avoid static construction.

Nice!  Random thought: how difficult would it be to get globalopt to "constant fold" these initializers?  

-Chris


> 
> Modified:
>    llvm/trunk/lib/IR/DataLayout.cpp
> 
> Modified: llvm/trunk/lib/IR/DataLayout.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/DataLayout.cpp?rev=195150&r1=195149&r2=195150&view=diff
> ==============================================================================
> --- llvm/trunk/lib/IR/DataLayout.cpp (original)
> +++ llvm/trunk/lib/IR/DataLayout.cpp Tue Nov 19 14:28:04 2013
> @@ -118,7 +118,7 @@ LayoutAlignElem::operator==(const Layout
> }
> 
> const LayoutAlignElem
> -DataLayout::InvalidAlignmentElem = LayoutAlignElem::get(INVALID_ALIGN, 0, 0, 0);
> +DataLayout::InvalidAlignmentElem = { INVALID_ALIGN, 0, 0, 0 };
> 
> //===----------------------------------------------------------------------===//
> // PointerAlignElem, PointerAlign support
> @@ -145,7 +145,7 @@ PointerAlignElem::operator==(const Point
> }
> 
> const PointerAlignElem
> -DataLayout::InvalidPointerElem = PointerAlignElem::get(~0U, 0U, 0U, 0U);
> +DataLayout::InvalidPointerElem = { 0U, 0U, 0U, ~0U };
> 
> //===----------------------------------------------------------------------===//
> //                       DataLayout Class Implementation
> 
> 
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