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# RUN: llvm-exegesis -mode=analysis -benchmarks-file=%s -analysis-clusters-output-file=- -analysis-clustering-epsilon=0.1 -analysis-inconsistency-epsilon=0.1 -analysis-numpoints=1 -analysis-clustering=naive | FileCheck -check-prefixes=CHECK-CLUSTERS %s
# Naive clusterization mainly groups by instruction opcode,
# but it should also partition the benchmarks of the same opcode
# by the sched class. For example, a regular `xor`, and same-operand `xor`
# may have different characteristics, and it will be confusing/misleading
# to group them.
# CHECK-CLUSTERS: {{^}}cluster_id,opcode_name,config,sched_class,latency{{$}}
# CHECK-CLUSTERS-NEXT: {{^}}0,
# CHECK-CLUSTERS-SAME: ,1.00{{$}}
# CHECK-CLUSTERS: {{^}}1,
# CHECK-CLUSTERS-SAME: ,0.20{{$}}
---
mode: latency
key:
instructions:
- 'XOR32rr ECX ECX EAX'
config: ''
register_initial_values:
- 'ECX=0x0'
- 'EAX=0x0'
cpu_name: znver3
llvm_triple: x86_64-unknown-linux-gnu
num_repetitions: 1000000
measurements:
- { key: latency, value: 1.00017, per_snippet_value: 1.00017 }
error: ''
info: Repeating a single implicitly serial instruction
assembled_snippet: B900000000B80000000031C131C131C131C1C3B900000000B80000000049B8020000000000000031C131C14983C0FF75F6C3
...
---
mode: latency
key:
instructions:
- 'XOR32rr EDI EDI EDI'
config: ''
register_initial_values:
- 'EDI=0x0'
cpu_name: znver3
llvm_triple: x86_64-unknown-linux-gnu
num_repetitions: 1000000
measurements:
- { key: latency, value: 0.198311, per_snippet_value: 0.198311 }
error: ''
info: Repeating a single implicitly serial instruction
assembled_snippet: BF0000000031FF31FF31FF31FFC3BF0000000049B8020000000000000031FF31FF4983C0FF75F6C3
...
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