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[llvm-mca][x86] Add PR36951 ReadAfterLd test case 

llvm-svn: 343795
This commit is contained in:
Simon Pilgrim 2018-10-04 16:26:56 +00:00
parent 3746e11abe
commit 6ad03ad34b
1 changed files with 50 additions and 0 deletions
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llvm/test/tools/llvm-mca/X86/read-after-ld-3.s Normal file
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# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=sandybridge -iterations=1 -resource-pressure=false -instruction-info=false -timeline < %s | FileCheck %s -check-prefix=ALL -check-prefix=SANDY
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=haswell -iterations=1 -resource-pressure=false -instruction-info=false -timeline < %s | FileCheck %s -check-prefix=ALL -check-prefix=HASWELL
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=broadwell -iterations=1 -resource-pressure=false -instruction-info=false -timeline < %s | FileCheck %s -check-prefix=ALL -check-prefix=BDWELL
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=skylake -iterations=1 -resource-pressure=false -instruction-info=false -timeline < %s | FileCheck %s -check-prefix=ALL -check-prefix=SKYLAKE
# PR36951
addl %edi, %esi
addl (%rdi), %esi
# ALL: Iterations: 1
# ALL-NEXT: Instructions: 2
# ALL-NEXT: Total Cycles: 9
# ALL-NEXT: Total uOps: 3
# BDWELL: Dispatch Width: 4
# BDWELL-NEXT: uOps Per Cycle: 0.33
# BDWELL-NEXT: IPC: 0.22
# BDWELL-NEXT: Block RThroughput: 0.8
# HASWELL: Dispatch Width: 4
# HASWELL-NEXT: uOps Per Cycle: 0.33
# HASWELL-NEXT: IPC: 0.22
# HASWELL-NEXT: Block RThroughput: 0.8
# SANDY: Dispatch Width: 4
# SANDY-NEXT: uOps Per Cycle: 0.33
# SANDY-NEXT: IPC: 0.22
# SANDY-NEXT: Block RThroughput: 0.8
# SKYLAKE: Dispatch Width: 6
# SKYLAKE-NEXT: uOps Per Cycle: 0.33
# SKYLAKE-NEXT: IPC: 0.22
# SKYLAKE-NEXT: Block RThroughput: 0.5
# ALL: Timeline view:
# ALL-NEXT: Index 012345678
# ALL: [0,0] DeER . . addl %edi, %esi
# ALL-NEXT: [0,1] DeeeeeeER addl (%rdi), %esi
# ALL: Average Wait times (based on the timeline view):
# ALL-NEXT: [0]: Executions
# ALL-NEXT: [1]: Average time spent waiting in a scheduler's queue
# ALL-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
# ALL-NEXT: [3]: Average time elapsed from WB until retire stage
# ALL: [0] [1] [2] [3]
# ALL-NEXT: 0. 1 1.0 1.0 0.0 addl %edi, %esi
# ALL-NEXT: 1. 1 1.0 0.0 0.0 addl (%rdi), %esi