Jun Wang

[AMDGPU] Infer amdgpu-no-flat-scratch-init attribute in AMDGPUAttributor

1

The AMDGPUAnnotateKernelFeatures pass infers the "amdgpu-calls" and "amdgpu-stack-objects" attributes, which are used to infer whether we need to initialize flat scratch. This is, however, not precise. Instead, we should use...

[AMDGPU] In instruction selector, allow copy from physical reg to s1

12

In planned calling convention update, i1 arguments/returns are assigned to SGPRs without being promoted to i32. We need to update the instruction selector to allow copy from physical reg to...