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[MCA][x86][NFC] Add tests for -register-file-stats, -scheduler-stats
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Summary:
There does not seem to be any other tests for this.
Split off from D47676.

Reviewers: RKSimon, craig.topper, courbet, andreadb

Reviewed By: andreadb

Subscribers: javed.absar, gbedwell, llvm-commits

Differential Revision: https://reviews.llvm.org/D48190

llvm-svn: 334832
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@LebedevRI
LebedevRI committed Jun 15, 2018
1 parent 5eb51d7 commit 7c42300
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55 changes: 55 additions & 0 deletions llvm/test/tools/llvm-mca/X86/register-file-statistics.s
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# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=btver2 -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,BTVER2 %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=znver1 -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,ZNVER1 %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=sandybridge -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,SNB %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=ivybridge -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,IVB %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=haswell -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,HSW %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=broadwell -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,BDW %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=knl -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,KNL %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=skylake -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,SKX %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=skylake-avx512 -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,SKX-AVX512 %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=slm -iterations=1 -all-stats=false -all-views=false -register-file-stats < %s | FileCheck --check-prefixes=ALL,SLM %s

xor %eax, %ebx

# ALL: Iterations: 1
# ALL-NEXT: Instructions: 1
# ALL-NEXT: Total Cycles: 4

# BDW-NEXT: Dispatch Width: 4
# BTVER2-NEXT: Dispatch Width: 2
# HSW-NEXT: Dispatch Width: 4
# IVB-NEXT: Dispatch Width: 4
# KNL-NEXT: Dispatch Width: 4
# SKX-NEXT: Dispatch Width: 6
# SKX-AVX512-NEXT: Dispatch Width: 6
# SLM-NEXT: Dispatch Width: 2
# SNB-NEXT: Dispatch Width: 4
# ZNVER1-NEXT: Dispatch Width: 4

# ALL-NEXT: IPC: 0.25

# BDW-NEXT: Block RThroughput: 0.3
# BTVER2-NEXT: Block RThroughput: 0.5
# HSW-NEXT: Block RThroughput: 0.3
# IVB-NEXT: Block RThroughput: 0.3
# KNL-NEXT: Block RThroughput: 0.3
# SKX-NEXT: Block RThroughput: 0.3
# SKX-AVX512-NEXT: Block RThroughput: 0.3
# SLM-NEXT: Block RThroughput: 0.5
# SNB-NEXT: Block RThroughput: 0.3
# ZNVER1-NEXT: Block RThroughput: 0.3

# ALL: Register File statistics:
# ALL-NEXT: Total number of mappings created: 2
# ALL-NEXT: Max number of mappings used: 2

# BTVER2: * Register File #1 -- JFpuPRF:
# BTVER2-NEXT: Number of physical registers: 72
# BTVER2-NEXT: Total number of mappings created: 0
# BTVER2-NEXT: Max number of mappings used: 0

# BTVER2: * Register File #2 -- JIntegerPRF:
# BTVER2-NEXT: Number of physical registers: 64
# BTVER2-NEXT: Total number of mappings created: 2
# BTVER2-NEXT: Max number of mappings used: 2
79 changes: 79 additions & 0 deletions llvm/test/tools/llvm-mca/X86/scheduler-queue-usage.s
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# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=btver2 -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,BTVER2 %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=znver1 -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,ZNVER1 %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=sandybridge -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,SNB %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=ivybridge -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,IVB %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=haswell -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,HSW %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=broadwell -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,BDW %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=knl -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,KNL %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=skylake -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,SKX %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=skylake-avx512 -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,SKX-AVX512 %s
# RUN: llvm-mca %s -mtriple=x86_64-unknown-unknown -mcpu=slm -iterations=1 -all-stats=false -all-views=false -scheduler-stats < %s | FileCheck --check-prefixes=ALL,SLM %s

xor %eax, %ebx

# ALL: Iterations: 1
# ALL-NEXT: Instructions: 1
# ALL-NEXT: Total Cycles: 4

# BDW-NEXT: Dispatch Width: 4
# BTVER2-NEXT: Dispatch Width: 2
# HSW-NEXT: Dispatch Width: 4
# IVB-NEXT: Dispatch Width: 4
# KNL-NEXT: Dispatch Width: 4
# SKX-NEXT: Dispatch Width: 6
# SKX-AVX512-NEXT: Dispatch Width: 6
# SLM-NEXT: Dispatch Width: 2
# SNB-NEXT: Dispatch Width: 4
# ZNVER1-NEXT: Dispatch Width: 4

# ALL-NEXT: IPC: 0.25

# BDW-NEXT: Block RThroughput: 0.3
# BTVER2-NEXT: Block RThroughput: 0.5
# HSW-NEXT: Block RThroughput: 0.3
# IVB-NEXT: Block RThroughput: 0.3
# KNL-NEXT: Block RThroughput: 0.3
# SKX-NEXT: Block RThroughput: 0.3
# SKX-AVX512-NEXT: Block RThroughput: 0.3
# SLM-NEXT: Block RThroughput: 0.5
# SNB-NEXT: Block RThroughput: 0.3
# ZNVER1-NEXT: Block RThroughput: 0.3

# ALL: Schedulers - number of cycles where we saw N instructions issued:
# ALL-NEXT: [# issued], [# cycles]
# ALL-NEXT: 0, 3 (75.0%)
# ALL-NEXT: 1, 1 (25.0%)

# BDW: Scheduler's queue usage:
# BDW-NEXT: BWPortAny, 1/60

# HSW: Scheduler's queue usage:
# HSW-NEXT: HWPortAny, 1/60

# KNL: Scheduler's queue usage:
# KNL-NEXT: HWPortAny, 1/60

# BTVER2: Scheduler's queue usage:
# BTVER2-NEXT: JALU01, 1/20
# BTVER2-NEXT: JFPU01, 0/18
# BTVER2-NEXT: JLSAGU, 0/12

# SLM: Scheduler's queue usage:
# SLM-NEXT: No scheduler resources used.

# IVB: Scheduler's queue usage:
# IVB-NEXT: SBPortAny, 1/54

# SNB: Scheduler's queue usage:
# SNB-NEXT: SBPortAny, 1/54

# SKX: Scheduler's queue usage:
# SKX-NEXT: SKLPortAny, 1/60

# SKX-AVX512: Scheduler's queue usage:
# SKX-AVX512-NEXT: SKXPortAny, 1/60

# ZNVER1: Scheduler's queue usage:
# ZNVER1-NEXT: ZnAGU, 0/28
# ZNVER1-NEXT: ZnALU, 1/56

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