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Re: [patch, fortran] Reduce stack use in blocked matmul

From: Andreas Schwab <schwab at suse dot de>
To: Thomas Koenig <tkoenig at netcologne dot de>
Cc: "fortran\@gcc.gnu.org" <fortran at gcc dot gnu dot org>, gcc-patches <gcc-patches at gcc dot gnu dot org>
Date: Wed, 10 May 2017 18:06:20 +0200
Subject: Re: [patch, fortran] Reduce stack use in blocked matmul
Authentication-results: sourceware.org; auth=none
References: <2f81b4a0-79b7-1366-56f3-7355bb9f264a@netcologne.de> <mvm4lwt9nim.fsf@suse.de> <96718ad5-15b4-e056-659f-a74528873d65@netcologne.de> <2bb4b185-fcb2-aa2b-a565-575ee8fb59cf@netcologne.de>

On Mai 10 2017, Thomas Koenig <tkoenig@netcologne.de> wrote:

> ... on a 32-bit system, of course.

http://gcc.gnu.org/ml/gcc-testresults/2017-05/msg01063.html

FAIL: gfortran.dg/generic_20.f90   -O0  execution test
FAIL: gfortran.dg/generic_20.f90   -O1  execution test
FAIL: gfortran.dg/generic_20.f90   -O2  execution test
FAIL: gfortran.dg/generic_20.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  execution test
FAIL: gfortran.dg/generic_20.f90   -O3 -g  execution test
FAIL: gfortran.dg/generic_20.f90   -Os  execution test
FAIL: gfortran.dg/matmul_6.f90   -O0  execution test
FAIL: gfortran.dg/matmul_bounds_5.f90   -O0  output pattern test
FAIL: gfortran.dg/matmul_bounds_6.f90   -O0  execution test
FAIL: gfortran.dg/matmul_bounds_6.f90   -O1  execution test
FAIL: gfortran.dg/matmul_bounds_6.f90   -O2  execution test
FAIL: gfortran.dg/matmul_bounds_6.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  execution test
FAIL: gfortran.dg/matmul_bounds_6.f90   -O3 -g  execution test
FAIL: gfortran.dg/matmul_bounds_6.f90   -Os  execution test

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

References:
- [patch, fortran] Reduce stack use in blocked matmul
  - From: Thomas Koenig
- Re: [patch, fortran] Reduce stack use in blocked matmul
  - From: Andreas Schwab
- Re: [patch, fortran] Reduce stack use in blocked matmul
  - From: Thomas Koenig
- Re: [patch, fortran] Reduce stack use in blocked matmul
  - From: Thomas Koenig

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