forked from OSchip/llvm-project
33 lines
978 B
YAML
33 lines
978 B
YAML
# RUN: llc -o - %s -march=amdgcn -mcpu=fiji -run-pass=si-insert-skips -verify-machineinstrs | FileCheck -check-prefix=GCN %s
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# GCN-LABEL: readlane_exec0
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# GCN: bb.0
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# GCN: S_CBRANCH_EXECZ %bb.2
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---
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name: readlane_exec0
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body: |
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bb.0:
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successors: %bb.1, %bb.2
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liveins: %vgpr1_vgpr2:0x00000001, %vgpr2_vgpr3:0x00000003
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%vgpr4 = V_AND_B32_e32 1, %vgpr1, implicit %exec
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V_CMP_EQ_U32_e32 1, killed %vgpr4, implicit-def %vcc, implicit %exec
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%sgpr0_sgpr1 = S_AND_SAVEEXEC_B64 killed %vcc, implicit-def %exec, implicit-def %scc, implicit %exec
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SI_MASK_BRANCH %bb.2, implicit %exec
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S_BRANCH %bb.1
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bb.1:
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%sgpr10 = V_READFIRSTLANE_B32 %vgpr2, implicit %exec
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%sgpr11 = V_READFIRSTLANE_B32 %vgpr3, implicit %exec
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%sgpr10 = S_LOAD_DWORD_IMM killed %sgpr10_sgpr11, 0, 0
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S_WAITCNT 127
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%vgpr0 = V_XOR_B32_e32 killed %sgpr10, killed %vgpr0, implicit %exec
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bb.2:
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%exec = S_OR_B64 %exec, killed %sgpr0_sgpr1, implicit-def %scc
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...
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