[lld] r228381 - [Core] Update ContentPermissions

[Rui Ueyama]

This needed a pre-commit review. Obviously they are bitmasks just like Unix
file permission. Not sure we want to lose that characteristic.

On Thu, Feb 5, 2015 at 9:29 PM, Shankar Easwaran <shankare at codeaurora.org>
wrote:

> Author: shankare
> Date: Thu Feb  5 23:29:49 2015
> New Revision: 228381
>
> URL: http://llvm.org/viewvc/llvm-project?rev=228381&view=rev
> Log:
> [Core] Update ContentPermissions
>
> The values are already arranged in ascending order, and all tests still
> pass.
>
> Removing the values as its confusing when new enumerations need to be
> added.
>
> Modified:
>     lld/trunk/include/lld/Core/DefinedAtom.h
>
> Modified: lld/trunk/include/lld/Core/DefinedAtom.h
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/include/lld/Core/DefinedAtom.h?rev=228381&r1=228380&r2=228381&view=diff
>
> ==============================================================================
> --- lld/trunk/include/lld/Core/DefinedAtom.h (original)
> +++ lld/trunk/include/lld/Core/DefinedAtom.h Thu Feb  5 23:29:49 2015
> @@ -157,14 +157,14 @@ public:
>    // important, because the layout pass may sort atoms by permission if
> other
>    // attributes are the same.
>    enum ContentPermissions {
> -    perm___  = 0,           // mapped as unaccessible
> -    permR__  = 8,           // mapped read-only
> -    permRW_  = 8 + 2,       // mapped readable and writable
> -    permRW_L = 8 + 2 + 1,   // initially mapped r/w, then made read-only
> -                            // loader writable
> -    permR_X  = 8 + 4,       // mapped readable and executable
> -    permRWX  = 8 + 2 + 4,   // mapped readable and writable and executable
> -    permUnknown = 16        // unknown or invalid permissions
> +    perm___,           // mapped as unaccessible
> +    permR__,           // mapped read-only
> +    permRW_,           // mapped readable and writable
> +    permRW_L,           // initially mapped r/w, then made read-only
> +                        // loader writable
> +    permR_X,            // mapped readable and executable
> +    permRWX,            // mapped readable and writable and executable
> +    permUnknown         // unknown or invalid permissions
>    };
>
>    enum SectionChoice {
>
>
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