[llvm] r329403 - [llvm-mca] Do not separate iterations with a newline in the timeline view.

Andrea Di Biagio via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 9 07:00:52 PDT 2018


Interesting...
It should have broken anything. I am going to investigate on why that
happened.

Thanks for reverting it.

On Mon, Apr 9, 2018 at 2:56 PM, Hans Wennborg via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> This broke tests on Windows, e.g.
> http://lab.llvm.org:8011/builders/clang-x86-windows-msvc2015/builds/11251
>
> Interestingly it didn't break all bots; e.g. not
> http://lab.llvm.org:8011/builders/clang-x64-ninja-win7/builds/9936
>
> Maybe it's a floating-point rounding thing?
>
> Reverted in r329569.
>
> On Fri, Apr 6, 2018 at 5:30 PM, Andrea Di Biagio via llvm-commits
> <llvm-commits at lists.llvm.org> wrote:
> > Author: adibiagio
> > Date: Fri Apr  6 08:30:02 2018
> > New Revision: 329403
> >
> > URL: http://llvm.org/viewvc/llvm-project?rev=329403&view=rev
> > Log:
> > [llvm-mca] Do not separate iterations with a newline in the timeline
> view.
> >
> > Also, update a few tests to minimize the diff in D45369.
> > No functional change intended.
> >
> > Modified:
> >     llvm/trunk/test/tools/llvm-mca/AArch64/CortexA57/direct-branch.s
> >     llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/direct-branch.s
> >     llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/scheduler-
> queue-usage.s
> >     llvm/trunk/test/tools/llvm-mca/X86/BtVer2/dot-product.s
> >     llvm/trunk/test/tools/llvm-mca/X86/BtVer2/pipes-fpu.s
> >     llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-1.s
> >     llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-2.s
> >     llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-3.s
> >     llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-4.s
> >     llvm/trunk/tools/llvm-mca/TimelineView.cpp
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/AArch64/CortexA57/direct-
> branch.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/AArch64/CortexA57/direct-branch.s?rev=329403&r1=
> 329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/AArch64/CortexA57/direct-branch.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/AArch64/CortexA57/direct-branch.s
> Fri Apr  6 08:30:02 2018
> > @@ -1,4 +1,4 @@
> > -# RUN: llvm-mca -march=aarch64 -mcpu=cortex-a57 -iterations=600
> -timeline < %s | FileCheck %s
> > +# RUN: llvm-mca -march=aarch64 -mcpu=cortex-a57 -iterations=600
> -timeline -timeline-max-iterations=4 < %s | FileCheck %s
> >
> >     b  t
> >
> > @@ -42,13 +42,12 @@
> >
> >
> >  # CHECK:      Timeline view:
> > -# CHECK-NEXT:                    012
> > -# CHECK-NEXT: Index    0123456789
> > +# CHECK:      Index    0123456
> >
> > -# CHECK:      [0,0]    DeER .    . .   b       t
> > -# CHECK:      [1,0]    D=eER.    . .   b       t
> > -# CHECK:      [2,0]    D==eER    . .   b       t
> > -# CHECK:      [3,0]    .D==eER   . .   b       t
> > +# CHECK:      [0,0]    DeER ..    b   t
> > +# CHECK-NEXT: [1,0]    D=eER..    b   t
> > +# CHECK-NEXT: [2,0]    D==eER.    b   t
> > +# CHECK-NEXT: [3,0]    .D==eER    b   t
> >
> >
> >  # CHECK:      Average Wait times (based on the timeline view):
> > @@ -58,4 +57,4 @@
> >  # CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
> >
> >  # CHECK:            [0]    [1]    [2]    [3]
> > -# CHECK-NEXT: 0.     10    4.3    4.3    0.0   b   t
> > +# CHECK-NEXT: 0.     4     2.2    2.2    0.0   b   t
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/direct-branch.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/AArch64/Exynos/direct-branch.s?rev=329403&r1=
> 329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/direct-branch.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/direct-branch.s Fri
> Apr  6 08:30:02 2018
> > @@ -1,5 +1,5 @@
> > -# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m3 -iterations=300
> -timeline < %s | FileCheck %s -check-prefix=ALL -check-prefix=M3
> > -# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m1 -iterations=300
> -timeline < %s | FileCheck %s -check-prefix=ALL -check-prefix=M1
> > +# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m3 -iterations=300
> -timeline -timeline-max-iterations=3 -resource-pressure=false < %s |
> FileCheck %s -check-prefix=ALL -check-prefix=M3
> > +# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m1 -iterations=300
> -timeline -timeline-max-iterations=3 -resource-pressure=false < %s |
> FileCheck %s -check-prefix=ALL -check-prefix=M1
> >
> >     b   t
> >
> > @@ -34,4 +34,4 @@
> >  # ALL-NEXT: [3]: Average time elapsed from WB until retire stage
> >
> >  # ALL:            [0]    [1]    [2]    [3]
> > -# ALL-NEXT: 0.     10    0.0    0.0    0.0     b   t
> > +# ALL-NEXT: 0.     3     0.0    0.0    0.0     b   t
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/scheduler-
> queue-usage.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/AArch64/Exynos/scheduler-queue-usage.s?rev=
> 329403&r1=329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/scheduler-queue-usage.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/AArch64/Exynos/scheduler-queue-usage.s
> Fri Apr  6 08:30:02 2018
> > @@ -1,5 +1,5 @@
> > -# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m3 -iterations=1 -verbose <
> %s | FileCheck %s -check-prefix=ALL
> > -# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m1 -iterations=1 -verbose <
> %s | FileCheck %s -check-prefix=ALL
> > +# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m3 -iterations=1 -verbose
> -resource-pressure=false -instruction-info=false < %s | FileCheck %s
> -check-prefix=ALL
> > +# RUN: llvm-mca -march=aarch64 -mcpu=exynos-m1 -iterations=1 -verbose
> -resource-pressure=false -instruction-info=false < %s | FileCheck %s
> -check-prefix=ALL
> >
> >     b   t
> >
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/X86/BtVer2/dot-product.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/X86/BtVer2/dot-product.s?rev=329403&r1=329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/X86/BtVer2/dot-product.s (original)
> > +++ llvm/trunk/test/tools/llvm-mca/X86/BtVer2/dot-product.s Fri Apr  6
> 08:30:02 2018
> > @@ -59,10 +59,10 @@ vhaddps  %xmm3, %xmm3, %xmm4
> >  # CHECK:      [0,0]    DeeER.    .    .        vmulps  %xmm0, %xmm1,
> %xmm2
> >  # CHECK-NEXT: [0,1]    D==eeeER  .    .        vhaddps %xmm2, %xmm2,
> %xmm3
> >  # CHECK-NEXT: [0,2]    .D====eeeER    .        vhaddps %xmm3, %xmm3,
> %xmm4
> > -# CHECK:      [1,0]    .DeeE-----R    .        vmulps  %xmm0, %xmm1,
> %xmm2
> > +# CHECK-NEXT: [1,0]    .DeeE-----R    .        vmulps  %xmm0, %xmm1,
> %xmm2
> >  # CHECK-NEXT: [1,1]    . D=eeeE---R   .        vhaddps %xmm2, %xmm2,
> %xmm3
> >  # CHECK-NEXT: [1,2]    . D====eeeER   .        vhaddps %xmm3, %xmm3,
> %xmm4
> > -# CHECK:      [2,0]    .  DeeE-----R  .        vmulps  %xmm0, %xmm1,
> %xmm2
> > +# CHECK-NEXT: [2,0]    .  DeeE-----R  .        vmulps  %xmm0, %xmm1,
> %xmm2
> >  # CHECK-NEXT: [2,1]    .  D====eeeER  .        vhaddps %xmm2, %xmm2,
> %xmm3
> >  # CHECK-NEXT: [2,2]    .   D======eeeER        vhaddps %xmm3, %xmm3,
> %xmm4
> >
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/X86/BtVer2/pipes-fpu.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/X86/BtVer2/pipes-fpu.s?rev=329403&r1=329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/X86/BtVer2/pipes-fpu.s (original)
> > +++ llvm/trunk/test/tools/llvm-mca/X86/BtVer2/pipes-fpu.s Fri Apr  6
> 08:30:02 2018
> > @@ -87,7 +87,7 @@ vsqrtps     %ymm0, %ymm2
> >  # CHECK-NEXT: [0,5]    .  DeeeeeeeeeeeeeeeeeeeeeER   .    .    .    .
>   .    .    .    .    . vsqrtps %xmm0, %xmm2
> >  # CHECK-NEXT: [0,6]    .   DeeeE-----------------R   .    .    .    .
>   .    .    .    .    . vaddps  %ymm0, %ymm1, %ymm2
> >  # CHECK-NEXT: [0,7]    .    D===================
> eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeER . vsqrtps %ymm0, %ymm2
> > -# CHECK:      [1,0]    .    .DeeeeE-----------------------
> ---------------------------------R . vpmulld %xmm0, %xmm1, %xmm2
> > +# CHECK-NEXT: [1,0]    .    .DeeeeE-----------------------
> ---------------------------------R . vpmulld %xmm0, %xmm1, %xmm2
> >  # CHECK-NEXT: [1,1]    .    . DeE---------------------------
> --------------------------------R. vpand   %xmm0, %xmm1, %xmm2
> >  # CHECK-NEXT: [1,2]    .    .  DeeeE-------------------------
> -------------------------------R. vcvttps2dq      %xmm0, %xmm2
> >  # CHECK-NEXT: [1,3]    .    .  DeeE--------------------------
> --------------------------------R vpclmulqdq      $0, %xmm0, %xmm1, %xmm2
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-1.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/X86/BtVer2/register-files-1.s?rev=329403&r1=
> 329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-1.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-1.s Fri
> Apr  6 08:30:02 2018
> > @@ -1,4 +1,4 @@
> > -# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2
> -iterations=5 -verbose -register-file-stats -timeline < %s | FileCheck %s
> > +# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2
> -iterations=5 -verbose -instruction-info=false -register-file-stats
> -timeline < %s | FileCheck %s
> >
> >  vaddps %xmm0, %xmm0, %xmm0
> >  vmulps %xmm0, %xmm0, %xmm0
> > @@ -34,13 +34,14 @@ vmulps %xmm0, %xmm0, %xmm0
> >  # CHECK: Timeline view:
> >  # CHECK-NEXT:                    0123456789
> >  # CHECK-NEXT: Index    0123456789          01234567
> > +
> >  # CHECK:      [0,0]    DeeeER    .    .    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [0,1]    D===eeER  .    .    .    . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [1,0]    .D====eeeER    .    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [1,0]    .D====eeeER    .    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [1,1]    .D=======eeER  .    .    . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [2,0]    . D========eeeER    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [2,0]    . D========eeeER    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [2,1]    . D===========eeER  .    . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [3,0]    .  D============eeeER    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [3,0]    .  D============eeeER    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [3,1]    .  D===============eeER  . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [4,0]    .   D================eeeER .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [4,0]    .   D================eeeER .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [4,1]    .   D===================eeER    vmulps  %xmm0,
> %xmm0, %xmm0
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-2.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/X86/BtVer2/register-files-2.s?rev=329403&r1=
> 329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-2.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-2.s Fri
> Apr  6 08:30:02 2018
> > @@ -1,4 +1,4 @@
> > -# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2
> -register-file-size=5 -iterations=5 -verbose -register-file-stats -timeline
> < %s | FileCheck %s
> > +# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2
> -register-file-size=5 -iterations=5 -verbose -instruction-info=false
> -register-file-stats -timeline < %s | FileCheck %s
> >
> >  vaddps %xmm0, %xmm0, %xmm0
> >  vmulps %xmm0, %xmm0, %xmm0
> > @@ -36,11 +36,11 @@ vmulps %xmm0, %xmm0, %xmm0
> >  # CHECK-NEXT: Index    0123456789          01234567
> >  # CHECK:      [0,0]    DeeeER    .    .    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [0,1]    D===eeER  .    .    .    . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [1,0]    .D====eeeER    .    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [1,0]    .D====eeeER    .    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [1,1]    .D=======eeER  .    .    . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [2,0]    . D========eeeER    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [2,0]    . D========eeeER    .    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [2,1]    .    D========eeER  .    . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [3,0]    .    . D========eeeER    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [3,0]    .    . D========eeeER    . .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [3,1]    .    .    D========eeER  . .    vmulps  %xmm0,
> %xmm0, %xmm0
> > -# CHECK:      [4,0]    .    .    . D========eeeER .    vaddps  %xmm0,
> %xmm0, %xmm0
> > +# CHECK-NEXT: [4,0]    .    .    . D========eeeER .    vaddps  %xmm0,
> %xmm0, %xmm0
> >  # CHECK-NEXT: [4,1]    .    .    .    D========eeER    vmulps  %xmm0,
> %xmm0, %xmm0
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-3.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/X86/BtVer2/register-files-3.s?rev=329403&r1=
> 329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-3.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-3.s Fri
> Apr  6 08:30:02 2018
> > @@ -46,4 +46,4 @@ idiv %eax
> >  # CHECK-NEXT: Index    0123456789          0123456789
> 0123456789
> >
> >  # CHECK:      [0,0]    DeeeeeeeeeeeeeeeeeeeeeeeeeER  .    .    .    .
>   .   . idivl   %eax
> > -# CHECK:      [1,0]    .    .    .    .    .    .
> DeeeeeeeeeeeeeeeeeeeeeeeeeER idivl   %eax
> > +# CHECK-NEXT: [1,0]    .    .    .    .    .    .
> DeeeeeeeeeeeeeeeeeeeeeeeeeER idivl   %eax
> >
> > Modified: llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-4.s
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/
> llvm-mca/X86/BtVer2/register-files-4.s?rev=329403&r1=
> 329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-4.s
> (original)
> > +++ llvm/trunk/test/tools/llvm-mca/X86/BtVer2/register-files-4.s Fri
> Apr  6 08:30:02 2018
> > @@ -1,4 +1,4 @@
> > -# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2
> -iterations=22 -verbose -register-file-stats -timeline
> -timeline-max-iterations=3 < %s | FileCheck %s
> > +# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2
> -iterations=22 -verbose -register-file-stats -resource-pressure=false
> -timeline -timeline-max-iterations=3 < %s | FileCheck %s
> >
> >  idiv %eax
> >
> > @@ -45,5 +45,5 @@ idiv %eax
> >  # CHECK-NEXT:                    0123456789          0123456789
>   0123456789          01234567
> >  # CHECK-NEXT: Index    0123456789          0123456789
> 0123456789          0123456789
> >  # CHECK:      [0,0]    DeeeeeeeeeeeeeeeeeeeeeeeeeER  .    .    .    .
>   .    .    .    .    .    . .  idivl   %eax
> > -# CHECK:      [1,0]    .D========================eeeeeeeeeeeeeeeeeeeeeeeeeER
> .    .    .    .    . .  idivl   %eax
> > -# CHECK:      [2,0]    . D=============================
> ===================eeeeeeeeeeeeeeeeeeeeeeeeeER  idivl   %eax
> > +# CHECK-NEXT: [1,0]    .D========================eeeeeeeeeeeeeeeeeeeeeeeeeER
> .    .    .    .    . .  idivl   %eax
> > +# CHECK-NEXT: [2,0]    . D=============================
> ===================eeeeeeeeeeeeeeeeeeeeeeeeeER  idivl   %eax
> >
> > Modified: llvm/trunk/tools/llvm-mca/TimelineView.cpp
> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-
> mca/TimelineView.cpp?rev=329403&r1=329402&r2=329403&view=diff
> > ============================================================
> ==================
> > --- llvm/trunk/tools/llvm-mca/TimelineView.cpp (original)
> > +++ llvm/trunk/tools/llvm-mca/TimelineView.cpp Fri Apr  6 08:30:02 2018
> > @@ -155,7 +155,7 @@ void TimelineView::printTimelineViewEntr
> >                                            const TimelineViewEntry
> &Entry,
> >                                            unsigned Iteration,
> >                                            unsigned SourceIndex) const {
> > -  if (SourceIndex == 0)
> > +  if (Iteration == 0 && SourceIndex == 0)
> >      OS << '\n';
> >    OS << '[' << Iteration << ',' << SourceIndex << "]\t";
> >    for (unsigned I = 0, E = Entry.CycleDispatched; I < E; ++I)
> >
> >
> > _______________________________________________
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