Withdrawn: 8308293: A linker should expose the layouts it supports

[Maurizio Cimadamore]

On Wed, 17 May 2023 17:15:06 GMT, Maurizio Cimadamore <mcimadamore at openjdk.org> wrote:

> This patch adds an instance method on `Linker`, namely `Linker::canonicalLayouts` which returns all the layouts known by the linker as implementing some ABI type. For instance, if I call this on my machine (Linux/x64) I get this:
> 
> 
> jshell> import java.lang.foreign.*;
> 
> jshell> Linker.nativeLinker().canonicalLayouts()
> $2 ==> {char16_t=c16, int8_t=b8, long=j64, size_t=j64, bool=z8, int=i32, long long=j64, int64_t=j64, void*=a64, float=f32, char=b8, int16_t=s16, int32_t=i32, short=s16, double=d64}
> 
> 
> This can be useful to discover the ABI types supported by a linker implementation, as well as for, in the future, add support for more exotic (and platform-dependent) linker types, such as `long double` or `complex long`.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk/pull/14037