Diana Picus 7591a7b6ea [AMDGPU][MC] Clean up DPP bound_ctrl handling ...

At the moment, we set the BC bit in DPP for both bound_ctrl:0 and
bound_ctrl:1, for compatibility with sp3 (see PR35397). However, this
hack is only needed for GFX8. For newer GFXs, sp3 behaves as expected,
i.e. it sets the bit when bound_ctrl:1 and clears it when bound_ctrl:0.

This patch updates LLVM to do the same for GFX11 or newer. We preserve
the current behaviour for GFX9 and 10 so we don't break any existing
code.

Differential Revision: https://reviews.llvm.org/D149254

2023-05-10 11:40:53 +02:00

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