[MCA][x86][NFC] Add tests for -register-file-stats, -scheduler-stats

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

2 files changed, 134 insertions, 0 deletions

diff --git a/llvm/test/tools/llvm-mca/X86/register-file-statistics.s b/llvm/test/tools/llvm-mca/X86/register-file-statistics.s
new file mode 100644
index 00000000000..804bfc8b3b9
--- /dev/null
+++ b/llvm/test/tools/llvm-mca/X86/register-file-statistics.s
@@ -0,0 +1,55 @@
+# 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
diff --git a/llvm/test/tools/llvm-mca/X86/scheduler-queue-usage.s b/llvm/test/tools/llvm-mca/X86/scheduler-queue-usage.s
new file mode 100644
index 00000000000..3e57bbcabfb
--- /dev/null
+++ b/llvm/test/tools/llvm-mca/X86/scheduler-queue-usage.s
@@ -0,0 +1,79 @@
+# 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