[llvm] [AMDGPU] frame index elimination hit assertion for scavenged nonreg (PR #130287)

[Pankaj Dwivedi via llvm-commits]

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@@ -0,0 +1,34 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
+# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx942 -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck -check-prefix=FLATSCRW64 %s
+# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1100 -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck -check-prefix=FLATSCRW32 %s
+# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1200 -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck -check-prefix=FLATSCRW32 %s
+
+# Fall back to default handling if could not get a free SGPR.
+---
+name: s_add_i32_frame_index_elimination_failure_pei
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PankajDwivedi-25 wrote:

> Can you also merge it into the existing eliminate-frame-index test for s_add_i32?

This requires handling other cases, for ex: for targets, flatscr is enabled.

https://github.com/llvm/llvm-project/pull/130287