20ea21c6ed
Summary: Add support for immediate operand in S_ENDPGM Change-Id: I0c56a076a10980f719fb2a8f16407e9c301013f6 Reviewers: alexshap Subscribers: qcolombet, arsenm, kzhuravl, jvesely, wdng, nhaehnle, yaxunl, tpr, t-tye, eraman, arphaman, Petar.Avramovic, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D59213 llvm-svn: 355902
27 lines
873 B
YAML
27 lines
873 B
YAML
# RUN: llc -o - %s -march=amdgcn -run-pass=si-insert-waitcnts -verify-machineinstrs | FileCheck -check-prefix=GCN %s
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# Check that the waitcnt propogates info in the case of a single basic block loop
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# GCN-LABEL: waitcnt-loop-single-basic-block
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# GCN: bb.0
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# GCN: S_WAITCNT 3952
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# GCN-NEXT: GLOBAL_STORE_DWORD
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# GCN: S_WAITCNT 3953
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# GCN-NEXT: GLOBAL_STORE_DWORD
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...
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name: waitcnt-loop-single-basic-block
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body: |
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bb.0:
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S_BRANCH %bb.1
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bb.1:
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GLOBAL_STORE_DWORD $vgpr7_vgpr8, $vgpr11, 0, 0, 0, implicit $exec
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$vgpr21 = GLOBAL_LOAD_DWORD $vgpr4_vgpr5, 0, 0, 0, implicit $exec
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$vgpr10 = GLOBAL_LOAD_DWORD $vgpr10_vgpr11, 0, 0, 0, implicit $exec
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GLOBAL_STORE_DWORD $vgpr14_vgpr15, $vgpr21, 0, 0, 0, implicit $exec
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$vgpr11 = GLOBAL_LOAD_DWORD $vgpr11_vgpr12, 0, 0, 0, implicit $exec
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S_CBRANCH_SCC1 %bb.1, implicit $scc
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bb.2:
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S_ENDPGM 0
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...
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