Introduce `FIELD_ADDR` and use it for TLS statics and instance class fields (#77353)

* Introduce GT_FIELD_ADDR

* Add FIELD_ADDR to fgAddrCouldBeNull

* Add gtNewFieldAddrNode; move gtNewFieldRef

* Implement Windows x86 TLS via FIELD_ADDR

Tested manually to work as well as it did before.

* Silence the IR checker

* Minor code cleanup

* Prepare morph for instance FIELD_ADDRs

* Fix ObjectAllocator

* Use FIELD_ADDR in ld[s]flda import

* Work around morphing issues

With NativeAOT, we can have FIELD_ADDR nodes that are
effectively NOPs (those for the method table pointer field).

This means not all operators that the expansion produces
will be simple (in fact, they can be more or less arbitrary).

This means we cannot simply call "fgMorphSmpOp" as we used to.
Unfortunately, we cannot just call "fgMorphTree" either, because
it propagates assertions on newly created (or, I suppose, bashed)
IND nodes. This creates lots of new cases where GTF_ORDER_SIDEEFF
is applied to these nodes, affecting CQ.

Work around this by calling "fgMorphTree" for non-simple operators
only.

0 files changed, 0 insertions, 0 deletions