[llvm-branch-commits] [llvm] [AMDGPU][NPM] Support -regalloc-npm options (PR #129035)

[Christudasan Devadasan via llvm-branch-commits]

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@@ -2,11 +2,17 @@
 # RUN: llc -mtriple=amdgcn --passes='regallocfast<filter=sgpr>,regallocfast<filter=wwm>,regallocfast<filter=vgpr>' --print-pipeline-passes --filetype=null %s | FileCheck %s --check-prefix=PASS
 # RUN: not llc -mtriple=amdgcn --passes='regallocfast<filter=bad-filter>' --print-pipeline-passes --filetype=null %s 2>&1 | FileCheck %s --check-prefix=BAD-FILTER
 
+# RUN: llc -mtriple=amdgcn -enable-new-pm -sgpr-regalloc-npm=greedy -wwm-regalloc-npm=fast -vgpr-regalloc-npm=fast -print-pipeline-passes %s | FileCheck %s --check-prefix=NPM-PASS
+
+
 # PASS: regallocfast<filter=sgpr>
 # PASS: regallocfast<filter=wwm>
 # PASS: regallocfast<filter=vgpr>
 # BAD-FILTER: invalid regallocfast register filter 'bad-filter'
 
+# NPM-PASS: greedy<sgpr>
+# NPM-PASS: regallocfast<filter=wwm;no-clear-vregs>
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cdevadas wrote:

I don't remember seeing a command line option for doing it in the legacy path. So it's something new we're introducing in the NPM?

https://github.com/llvm/llvm-project/pull/129035