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From: Sunil Pandey <skpgkp2@gmail.com>
To: Noah Goldstein <goldstein.w.n@gmail.com>
Cc: GNU C Library <libc-alpha@sourceware.org>,
	"H.J. Lu" <hjl.tools@gmail.com>
Subject: Re: [PATCH] x86_64: Add missing libmvec ABI tests
Date: Fri, 22 Oct 2021 06:10:08 -0700	[thread overview]
Message-ID: <CAMAf5_c5Fq-vg+sREdUQFNaZHvBXwYVi-efZR=cSXVMXFzdiJw@mail.gmail.com> (raw)
In-Reply-To: <CAMAf5_fiEjW+moQkhEu4qVv8uodG4HUoMsvgu1hgH1c685ZgkA@mail.gmail.com>

OK for trunk?

On Wed, Oct 20, 2021 at 8:29 PM Sunil Pandey <skpgkp2@gmail.com> wrote:

>
>
> On Wed, Oct 20, 2021 at 6:37 PM Noah Goldstein <goldstein.w.n@gmail.com>
> wrote:
>
>> On Wed, Oct 20, 2021 at 7:10 PM Sunil Pandey <skpgkp2@gmail.com> wrote:
>> >
>> >
>> >
>> > On Wed, Oct 20, 2021 at 3:48 PM Noah Goldstein <goldstein.w.n@gmail.com>
>> wrote:
>> >>
>> >> On Wed, Oct 20, 2021 at 4:22 PM Sunil K Pandey <skpgkp2@gmail.com>
>> wrote:
>> >> >
>> >> > Add vector ABI tests for cos, exp, log, pow and sin functions.
>> >> > ---
>> >> >  sysdeps/x86_64/fpu/Makeconfig                 | 11 ++---
>> >> >  .../x86_64/fpu/test-double-libmvec-cos-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-double-libmvec-cos-avx2.c |  1 +
>> >> >  .../fpu/test-double-libmvec-cos-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-double-libmvec-cos.c  |  3 ++
>> >> >  .../x86_64/fpu/test-double-libmvec-exp-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-double-libmvec-exp-avx2.c |  1 +
>> >> >  .../fpu/test-double-libmvec-exp-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-double-libmvec-exp.c  |  3 ++
>> >> >  .../x86_64/fpu/test-double-libmvec-log-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-double-libmvec-log-avx2.c |  1 +
>> >> >  .../fpu/test-double-libmvec-log-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-double-libmvec-log.c  |  3 ++
>> >> >  .../x86_64/fpu/test-double-libmvec-pow-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-double-libmvec-pow-avx2.c |  1 +
>> >> >  .../fpu/test-double-libmvec-pow-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-double-libmvec-pow.c  |  3 ++
>> >> >  .../x86_64/fpu/test-double-libmvec-sin-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-double-libmvec-sin-avx2.c |  1 +
>> >> >  .../fpu/test-double-libmvec-sin-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-double-libmvec-sin.c  |  3 ++
>> >> >  .../x86_64/fpu/test-float-libmvec-cosf-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-float-libmvec-cosf-avx2.c |  1 +
>> >> >  .../fpu/test-float-libmvec-cosf-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-float-libmvec-cosf.c  |  3 ++
>> >> >  .../x86_64/fpu/test-float-libmvec-expf-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-float-libmvec-expf-avx2.c |  1 +
>> >> >  .../fpu/test-float-libmvec-expf-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-float-libmvec-expf.c  |  3 ++
>> >> >  .../x86_64/fpu/test-float-libmvec-logf-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-float-libmvec-logf-avx2.c |  1 +
>> >> >  .../fpu/test-float-libmvec-logf-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-float-libmvec-logf.c  |  3 ++
>> >> >  .../x86_64/fpu/test-float-libmvec-powf-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-float-libmvec-powf-avx2.c |  1 +
>> >> >  .../fpu/test-float-libmvec-powf-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-float-libmvec-powf.c  |  3 ++
>> >> >  .../x86_64/fpu/test-float-libmvec-sinf-avx.c  |  1 +
>> >> >  .../x86_64/fpu/test-float-libmvec-sinf-avx2.c |  1 +
>> >> >  .../fpu/test-float-libmvec-sinf-avx512f.c     |  1 +
>> >> >  sysdeps/x86_64/fpu/test-float-libmvec-sinf.c  |  3 ++
>> >> >  sysdeps/x86_64/fpu/test-vector-abi-arg1.h     | 43 +++++++++++++++++
>> >> >  sysdeps/x86_64/fpu/test-vector-abi-arg2.h     | 46
>> +++++++++++++++++++
>> >> >  43 files changed, 152 insertions(+), 8 deletions(-)
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-cos-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-cos-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-double-libmvec-cos-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-cos.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-exp-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-exp-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-double-libmvec-exp-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-exp.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-log-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-log-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-double-libmvec-log-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-log.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-pow-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-pow-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-double-libmvec-pow-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-pow.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-sin-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-sin-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-double-libmvec-sin-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-double-libmvec-sin.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-cosf.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-expf-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-expf-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-float-libmvec-expf-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-expf.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-logf-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-logf-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-float-libmvec-logf-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-logf.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-powf-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-powf-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-float-libmvec-powf-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-powf.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx2.c
>> >> >  create mode 100644
>> sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx512f.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-float-libmvec-sinf.c
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-vector-abi-arg1.h
>> >> >  create mode 100644 sysdeps/x86_64/fpu/test-vector-abi-arg2.h
>> >> >
>> >> > diff --git a/sysdeps/x86_64/fpu/Makeconfig
>> b/sysdeps/x86_64/fpu/Makeconfig
>> >> > index 0a9341cdd9..24aaee1a43 100644
>> >> > --- a/sysdeps/x86_64/fpu/Makeconfig
>> >> > +++ b/sysdeps/x86_64/fpu/Makeconfig
>> >> > @@ -29,15 +29,10 @@ libmvec-funcs = \
>> >> >    sin \
>> >> >    sincos \
>> >> >
>> >> > -# FIXME: Add ABI tests for all libmvec functions and replace
>> >> > -# libmvec-abi-funcs with libmvec-funcs.
>> >> > -libmvec-abi-funcs = \
>> >> > -  sincos
>> >> > -
>> >> >  # The base libmvec ABI tests.
>> >> >  libmvec-abi-func-tests = \
>> >> > -  $(addprefix test-double-libmvec-,$(libmvec-abi-funcs)) \
>> >> > -  $(addsuffix f,$(addprefix
>> test-float-libmvec-,$(libmvec-abi-funcs)))
>> >> > +  $(addprefix test-double-libmvec-,$(libmvec-funcs)) \
>> >> > +  $(addsuffix f,$(addprefix test-float-libmvec-,$(libmvec-funcs)))
>> >> >
>> >> >  # The AVX libmvec ABI tests.
>> >> >  libmvec-abi-func-avx-tests = \
>> >> > @@ -62,7 +57,7 @@ $(common-objpfx)libmvec.mk:
>> $(common-objpfx)config.make
>> >> >              echo; \
>> >> >            done; \
>> >> >          done; \
>> >> > -        for t in $(libmvec-abi-funcs); do \
>> >> > +        for t in $(libmvec-funcs); do \
>> >> >            echo "CFLAGS-test-double-libmvec-$$t.c = \\"; \
>> >> >            echo "  \$$(libmvec-abi-test-cflags)"; \
>> >> >            echo "CFLAGS-test-double-libmvec-$$t-avx.c = \\"; \
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..f2b3e8e883
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-cos.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx2.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..f2b3e8e883
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-cos.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx512f.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..f2b3e8e883
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-cos-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-cos.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-cos.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-cos.c
>> >> > new file mode 100644
>> >> > index 0000000000..ebc688163e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-cos.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE double
>> >> > +#define LIBMVEC_FUNC cos
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..fb485c3558
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-exp.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx2.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..fb485c3558
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-exp.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx512f.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..fb485c3558
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-exp-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-exp.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-exp.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-exp.c
>> >> > new file mode 100644
>> >> > index 0000000000..fd8143aacc
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-exp.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE double
>> >> > +#define LIBMVEC_FUNC exp
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-log-avx.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-log-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..1acdf16a6e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-log-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-log.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-log-avx2.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-log-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..1acdf16a6e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-log-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-log.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-log-avx512f.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-log-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..1acdf16a6e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-log-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-log.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-log.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-log.c
>> >> > new file mode 100644
>> >> > index 0000000000..a17a02ca66
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-log.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE double
>> >> > +#define LIBMVEC_FUNC log
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..7c921ccad5
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-pow.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx2.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..7c921ccad5
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-pow.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx512f.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..7c921ccad5
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-pow-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-pow.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-pow.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-pow.c
>> >> > new file mode 100644
>> >> > index 0000000000..c70e24b663
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-pow.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE double
>> >> > +#define LIBMVEC_FUNC pow
>> >> > +#include "test-vector-abi-arg2.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..c785cd0445
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-sin.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx2.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..c785cd0445
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-sin.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx512f.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..c785cd0445
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-sin-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-double-libmvec-sin.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-double-libmvec-sin.c
>> b/sysdeps/x86_64/fpu/test-double-libmvec-sin.c
>> >> > new file mode 100644
>> >> > index 0000000000..bc2fb3c614
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-double-libmvec-sin.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE double
>> >> > +#define LIBMVEC_FUNC sin
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..928f4b607b
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-cosf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx2.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..928f4b607b
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-cosf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx512f.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..928f4b607b
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-cosf-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-cosf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-cosf.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-cosf.c
>> >> > new file mode 100644
>> >> > index 0000000000..d8ecea7e6a
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-cosf.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE float
>> >> > +#define LIBMVEC_FUNC cosf
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..9e0b6d667c
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-expf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx2.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..9e0b6d667c
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-expf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx512f.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..9e0b6d667c
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-expf-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-expf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-expf.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-expf.c
>> >> > new file mode 100644
>> >> > index 0000000000..0c21b9ae83
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-expf.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE float
>> >> > +#define LIBMVEC_FUNC expf
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..92767c9462
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-logf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx2.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..92767c9462
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-logf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx512f.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..92767c9462
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-logf-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-logf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-logf.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-logf.c
>> >> > new file mode 100644
>> >> > index 0000000000..964d869e72
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-logf.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE float
>> >> > +#define LIBMVEC_FUNC logf
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..e00d4e73e0
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-powf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx2.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..e00d4e73e0
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-powf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx512f.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..e00d4e73e0
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-powf-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-powf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-powf.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-powf.c
>> >> > new file mode 100644
>> >> > index 0000000000..ef8559b0ca
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-powf.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE float
>> >> > +#define LIBMVEC_FUNC powf
>> >> > +#include "test-vector-abi-arg2.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx.c
>> >> > new file mode 100644
>> >> > index 0000000000..302886760e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-sinf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx2.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx2.c
>> >> > new file mode 100644
>> >> > index 0000000000..302886760e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx2.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-sinf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx512f.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx512f.c
>> >> > new file mode 100644
>> >> > index 0000000000..302886760e
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-sinf-avx512f.c
>> >> > @@ -0,0 +1 @@
>> >> > +#include "test-float-libmvec-sinf.c"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-float-libmvec-sinf.c
>> b/sysdeps/x86_64/fpu/test-float-libmvec-sinf.c
>> >> > new file mode 100644
>> >> > index 0000000000..00d3255ccf
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-float-libmvec-sinf.c
>> >> > @@ -0,0 +1,3 @@
>> >> > +#define LIBMVEC_TYPE float
>> >> > +#define LIBMVEC_FUNC sinf
>> >> > +#include "test-vector-abi-arg1.h"
>> >> > diff --git a/sysdeps/x86_64/fpu/test-vector-abi-arg1.h
>> b/sysdeps/x86_64/fpu/test-vector-abi-arg1.h
>> >> > new file mode 100644
>> >> > index 0000000000..962fafcd0b
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-vector-abi-arg1.h
>> >> > @@ -0,0 +1,43 @@
>> >> > +/* Test for vector ABI with a single argument.
>> >> > +   Copyright (C) 2016-2021 Free Software Foundation, Inc.
>> >> > +   This file is part of the GNU C Library.
>> >> > +
>> >> > +   The GNU C Library is free software; you can redistribute it
>> and/or
>> >> > +   modify it under the terms of the GNU Lesser General Public
>> >> > +   License as published by the Free Software Foundation; either
>> >> > +   version 2.1 of the License, or (at your option) any later
>> version.
>> >> > +
>> >> > +   The GNU C Library is distributed in the hope that it will be
>> useful,
>> >> > +   but WITHOUT ANY WARRANTY; without even the implied warranty of
>> >> > +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
>> >> > +   Lesser General Public License for more details.
>> >> > +
>> >> > +   You should have received a copy of the GNU Lesser General Public
>> >> > +   License along with the GNU C Library; if not, see
>> >> > +   <https://www.gnu.org/licenses/>.  */
>> >> > +
>> >> > +#include <math.h>
>> >> > +#include <support/test-driver.h>
>> >> > +
>> >> > +/* Since libsupport_nonshared.a is placed before test-libmvec*.o,
>> which
>> >> > +   defines do_test, reference support_test_main here to include it
>> to
>> >> > +   avoid undefined reference to support_test_main.  The libmvec ABI
>> test
>> >> > +   doesn't need other symbols in libsupport_nonshared.a.  */
>> >> > +__typeof (support_test_main) *support_test_main_p =
>> support_test_main;
>> >> > +
>> >> > +#define N 1000
>> >> > +LIBMVEC_TYPE x[N], c[N];
>> >> > +
>> >> > +int
>> >> > +test_vector_abi (void)
>> >> > +{
>> >> > +  int i;
>> >> > +  for(i = 0; i < N; i++)
>> >> > +    c[i] = i / 3;
>> >> > +
>> >> > +#pragma omp simd
>> >>
>> >> Do we need this?
>> >
>> > Yes, omp pragma forces function to vectorize. Without it, depending on
>> the gcc version it may or may not vectorize.
>> > For libmvec ABI test LIBMVEC_FUNC needs to be vectorized.
>> > https://sourceware.org/glibc/wiki/libmvec
>>
>> I see. Makes sense. Is there any way we can guarantee the correct version
>> is
>> actually being tested? Or is this test purely that the code will compile
>> / run
>> with the tested build flags?
>>
> This code will just compile/run with tested  build flags.
>
>>
>> >
>> >>
>> >> > +  for(i = 0; i < N; i++)
>> >> > +    x[i] = LIBMVEC_FUNC (c[i]);
>> >> > +
>> >> > +  return 0;
>> >> > +}
>> >> > diff --git a/sysdeps/x86_64/fpu/test-vector-abi-arg2.h
>> b/sysdeps/x86_64/fpu/test-vector-abi-arg2.h
>> >> > new file mode 100644
>> >> > index 0000000000..4b7e10d26b
>> >> > --- /dev/null
>> >> > +++ b/sysdeps/x86_64/fpu/test-vector-abi-arg2.h
>> >> > @@ -0,0 +1,46 @@
>> >> > +/* Test for vector ABI with 2 arguments.
>> >> > +   Copyright (C) 2016-2021 Free Software Foundation, Inc.
>> >> > +   This file is part of the GNU C Library.
>> >> > +
>> >> > +   The GNU C Library is free software; you can redistribute it
>> and/or
>> >> > +   modify it under the terms of the GNU Lesser General Public
>> >> > +   License as published by the Free Software Foundation; either
>> >> > +   version 2.1 of the License, or (at your option) any later
>> version.
>> >> > +
>> >> > +   The GNU C Library is distributed in the hope that it will be
>> useful,
>> >> > +   but WITHOUT ANY WARRANTY; without even the implied warranty of
>> >> > +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
>> >> > +   Lesser General Public License for more details.
>> >> > +
>> >> > +   You should have received a copy of the GNU Lesser General Public
>> >> > +   License along with the GNU C Library; if not, see
>> >> > +   <https://www.gnu.org/licenses/>.  */
>> >> > +
>> >> > +#include <math.h>
>> >> > +#include <support/test-driver.h>
>> >> > +
>> >> > +/* Since libsupport_nonshared.a is placed before test-libmvec*.o,
>> which
>> >> > +   defines do_test, reference support_test_main here to include it
>> to
>> >> > +   avoid undefined reference to support_test_main.  The libmvec ABI
>> test
>> >> > +   doesn't need other symbols in libsupport_nonshared.a.  */
>> >> > +__typeof (support_test_main) *support_test_main_p =
>> support_test_main;
>> >> > +
>> >> > +#define N 1000
>> >> > +LIBMVEC_TYPE x[N], s[N], c[N];
>> >> > +
>> >> > +int
>> >> > +test_vector_abi (void)
>> >> > +{
>> >> > +  int i;
>> >> > +  for(i = 0; i < N; i++)
>> >> > +    {
>> >> > +      c[i] = i / 3;
>> >>
>> >> Is there a reason for 'i / 3'?
>> >
>> > Nothing special about i/3.  It could be initialized with any
>> float/double number.
>>
>> Maybe 2 for faster initialization. Not important though.
>
> Same code is used for float and double implementation.  Though not very
> important in this case, i/3 will create test input with more precision.
>
>>
>
> >>
>> >>
>> >>
>> >>
>> >> > +      s[i] = c[i];
>> >> > +    }
>> >> > +
>> >> > +#pragma omp simd
>> >>
>> >> Do we need this?
>> >
>> > Same as above.
>> >>
>> >>
>> >> > +  for(i = 0; i < N; i++)
>> >> > +    x[i] = LIBMVEC_FUNC (s[i], c[i]);
>> >> > +
>> >> > +  return 0;
>> >> > +}
>> >> > --
>> >> > 2.31.1
>> >> >
>>
>

  reply	other threads:[~2021-10-22 13:10 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-20 21:22 Sunil K Pandey
2021-10-20 22:48 ` Noah Goldstein
2021-10-21  0:10   ` Sunil Pandey
2021-10-21  1:37     ` Noah Goldstein
2021-10-21  3:29       ` Sunil Pandey
2021-10-22 13:10         ` Sunil Pandey [this message]
2021-10-22 13:17 ` H.J. Lu

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