[llvm] [Draft][AMDGPU] Take into account amdgpu-waves-per-eu in getRegPressureLimit (PR #173992)

[Juan Manuel Martinez Caamaño via llvm-commits]

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@@ -226,6 +226,11 @@ body:             |
   ; GFX10-SUNK-NEXT:   [[DEF2:%[0-9]+]]:vreg_256 = IMPLICIT_DEF
   ; GFX10-SUNK-NEXT:   [[DEF3:%[0-9]+]]:vreg_256 = IMPLICIT_DEF
   ; GFX10-SUNK-NEXT:   [[DEF4:%[0-9]+]]:vreg_256 = IMPLICIT_DEF
+  ; GFX10-SUNK-NEXT:   [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[DEF]].sub5, [[DEF1]].sub0, 0, implicit $exec
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jmmartinez wrote:

It's not sinking the instructions anymore. Check this further.

https://github.com/llvm/llvm-project/pull/173992