Carl Ritson a80ebd0179 [AMDGPU] Fix llvm.amdgcn.init.exec and frame materialization ...

Frame-base materialization may insert vector instructions before EXEC is initialised.
Fix this by moving lowering of llvm.amdgcn.init.exec later in backend.
Also remove SI_INIT_EXEC_LO pseudo as this is not necessary.

Reviewed By: ruiling

Differential Revision: https://reviews.llvm.org/D94645

2021-01-25 08:31:17 +09:00

6.6 KiB

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