analysis-naive-clusterization.test
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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
# RUN: llvm-exegesis -mode=analysis -benchmarks-file=%s -analysis-inconsistencies-output-file=- -analysis-clustering-epsilon=0.5 -analysis-inconsistency-epsilon=0.5 -analysis-numpoints=1 -analysis-clustering=naive | FileCheck -check-prefixes=CHECK-INCONSISTENCIES-ALL,CHECK-INCONSISTENCIES-STABLE %s
# RUN: llvm-exegesis -mode=analysis -benchmarks-file=%s -analysis-inconsistencies-output-file=- -analysis-clustering-epsilon=0.5 -analysis-inconsistency-epsilon=0.5 -analysis-display-unstable-clusters -analysis-numpoints=1 -analysis-clustering=naive | FileCheck -check-prefixes=CHECK-INCONSISTENCIES-ALL,CHECK-INCONSISTENCIES-UNSTABLE %s
# We have two ADD32rr measurements, and two measurements for SQRTSSr.
# ADD32rr measurements are neighbours.
# But the measurements of SQRTSSr are not neighbours,
# so therefore that cluster is marked as unstable.
# By default, we do not show such unstable clusters.
# If told to show, we *only* show such unstable clusters.
# CHECK-CLUSTERS: {{^}}cluster_id,opcode_name,config,sched_class,latency{{$}}
# CHECK-CLUSTERS-NEXT: {{^}}0,
# CHECK-CLUSTERS-SAME: ,90.00{{$}}
# CHECK-CLUSTERS-NEXT: {{^}}0,
# CHECK-CLUSTERS-SAME: ,90.11{{$}}
# CHECK-CLUSTERS: {{^}}1,
# CHECK-CLUSTERS-SAME: ,90.11{{$}}
# CHECK-CLUSTERS-NEXT: {{^}}1,
# CHECK-CLUSTERS-SAME: ,100.00{{$}}
# CHECK-INCONSISTENCIES-STABLE: ADD32rr
# CHECK-INCONSISTENCIES-STABLE: ADD32rr
# CHECK-INCONSISTENCIES-STABLE-NOT: ADD32rr
# CHECK-INCONSISTENCIES-STABLE-NOT: SQRTSSr
# CHECK-INCONSISTENCIES-UNSTABLE: SQRTSSr
# CHECK-INCONSISTENCIES-UNSTABLE: SQRTSSr
# CHECK-INCONSISTENCIES-UNSTABLE-NOT: SQRTSSr
# CHECK-INCONSISTENCIES-UNSTABLE-NOT: ADD32rr
---
mode: latency
key:
instructions:
- 'ADD32rr EDX EDX EAX'
config: ''
register_initial_values:
- 'EDX=0x0'
- 'EAX=0x0'
cpu_name: bdver2
llvm_triple: x86_64-unknown-linux-gnu
num_repetitions: 10000
measurements:
- { key: latency, value: 90.0000, per_snippet_value: 90.0000 }
error: ''
info: Repeating a single implicitly serial instruction
assembled_snippet: BA00000000B80000000001C201C201C201C201C201C201C201C201C201C201C201C201C201C201C201C2C3
---
mode: latency
key:
instructions:
- 'ADD32rr EDX EDX EAX'
config: ''
register_initial_values:
- 'EDX=0x0'
- 'EAX=0x0'
cpu_name: bdver2
llvm_triple: x86_64-unknown-linux-gnu
num_repetitions: 10000
measurements:
- { key: latency, value: 90.1100, per_snippet_value: 90.1100 }
error: ''
info: Repeating a single implicitly serial instruction
assembled_snippet: BA00000000B80000000001C201C201C201C201C201C201C201C201C201C201C201C201C201C201C201C2C3
---
mode: latency
key:
instructions:
- 'SQRTSSr XMM11 XMM11'
config: ''
register_initial_values:
- 'XMM11=0x0'
cpu_name: bdver2
llvm_triple: x86_64-unknown-linux-gnu
num_repetitions: 10000
measurements:
- { key: latency, value: 90.1111, per_snippet_value: 90.1111 }
error: ''
info: Repeating a single explicitly serial instruction
assembled_snippet: 4883EC10C7042400000000C744240400000000C744240800000000C744240C00000000C57A6F1C244883C410F3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBC3
...
---
mode: latency
key:
instructions:
- 'SQRTSSr XMM11 XMM11'
config: ''
register_initial_values:
- 'XMM11=0x0'
cpu_name: bdver2
llvm_triple: x86_64-unknown-linux-gnu
num_repetitions: 10000
measurements:
- { key: latency, value: 100, per_snippet_value: 100 }
error: ''
info: Repeating a single explicitly serial instruction
assembled_snippet: 4883EC10C7042400000000C744240400000000C744240800000000C744240C00000000C57A6F1C244883C410F3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBF3450F51DBC3
...