Re: [PATCH] Use two source permute for vector initialization (PR 85692, take 2)

On Donnerstag, 10. Mai 2018 09:57:22 CEST Jakub Jelinek wrote: > On Wed, May 09, 2018 at 04:53:19PM +0200, Allan Sandfeld Jensen wrote: > > > > @@ -2022,8 +2022,9 @@ simplify_vector_constructor > > > > (gimple_stmt_iterator > > > > *gsi)> >

[Patch] Use two source permute for vector initialization (PR 85692)

I have tried to fix PR85692 that I opened. 2018-05-08 Allan Sandfeld Jense PR tree-optimization/85692 * tree-ssa-forwprop.c (simplify_vector_constructor): Detect two source permute operations as well. diff --git a/gcc/tree-ssa-forwprop.c

Re: [Patch] Use two source permute for vector initialization (PR 85692)

On Dienstag, 8. Mai 2018 12:42:33 CEST Richard Biener wrote: > On Tue, May 8, 2018 at 12:37 PM, Allan Sandfeld Jensen > > <li...@carewolf.com> wrote: > > I have tried to fix PR85692 that I opened. > > Please add a testcase as well. It also helps if you shortly

[Patch] Request for comments: short int builtins

A little over a year back we had a regression in a point release of gcc because the builtin __builtin_clzs got removed from i386, in part because it is was wrongly named for a target specific builtin, but we were using it in Qt since it existed in multiple compilers. I got the patch removing it

Re: [Patch] Request for comments: short int builtins

On Sonntag, 20. Mai 2018 15:07:59 CEST Richard Biener wrote: > On May 20, 2018 11:01:54 AM GMT+02:00, Allan Sandfeld Jensen <li...@carewolf.com> wrote: > >A little over a year back we had a regression in a point release of gcc > > > >because the builtin __builtin

[Patch][GCC] Document and fix -r (partial linking)

The option has existed and been working for years, make sure it implies the right extra options, and list it in the documentation. 2018-08-01 Allan Sandfeld Jensen gcc/doc * invoke.texi: Document -r gcc/ * gcc.c: Correct default specs for -r --- gcc/doc/invoke.texi | 7 ++- gcc

[PATCH][x86] Match movss and movsd "blend" instructions

Adds the ability to match movss and movsd as blend patterns, implemented in a new method to be able to match these before shuffles, while keeping other blends after. 2018-07-29 Allan Sandfeld Jensen gcc/config/i386 * i386.cc (expand_vec_perm_movs): New method matching movs patterns

Re: [PATCH][x86] Match movss and movsd "blend" instructions

On Donnerstag, 2. August 2018 23:46:37 CEST Jakub Jelinek wrote: > On Thu, Aug 02, 2018 at 10:50:58PM +0200, Allan Sandfeld Jensen wrote: > > Here is the version with __builtin_shuffle. It might be more expectable > > -O0, but it is also uglier. > > I don't find anythi

Re: [PATCH][x86] Match movss and movsd "blend" instructions

On Donnerstag, 2. August 2018 23:15:28 CEST Marc Glisse wrote: > On Thu, 2 Aug 2018, Allan Sandfeld Jensen wrote: > > I forgot. One of the things that makes using __builtin_shuffle ugly is > > that > > __v4si as the suffle argument needs to be in _mm_move_ss, is declar

Re: [PATCH][x86] Match movss and movsd "blend" instructions

On Mittwoch, 1. August 2018 18:51:41 CEST Marc Glisse wrote: > On Wed, 1 Aug 2018, Allan Sandfeld Jensen wrote: > > extern __inline __m128d __attribute__((__gnu_inline__, __always_inline__, > > > > __artificial__)) > > > > _mm_move_sd (__m128d __A, __m12

Re: [PATCH][x86] Match movss and movsd "blend" instructions

On Donnerstag, 2. August 2018 11:18:41 CEST Richard Biener wrote: > On Thu, Aug 2, 2018 at 11:12 AM Allan Sandfeld Jensen > > wrote: > > On Mittwoch, 1. August 2018 18:51:41 CEST Marc Glisse wrote: > > > On Wed, 1 Aug 2018, Allan Sandfeld Jensen wrote: > >

Re: [Patch][GCC] Document and fix -r (partial linking)

On Mittwoch, 1. August 2018 18:32:30 CEST Joseph Myers wrote: > On Wed, 1 Aug 2018, Allan Sandfeld Jensen wrote: > > gcc/ > > > > * gcc.c: Correct default specs for -r > > I don't follow why your changes (which would need describing for each > individual

Re: [Patch][GCC] Document and fix -r (partial linking)

On Mittwoch, 1. August 2018 18:32:30 CEST Joseph Myers wrote: > On Wed, 1 Aug 2018, Allan Sandfeld Jensen wrote: > > gcc/ > > > > * gcc.c: Correct default specs for -r > > I don't follow why your changes (which would need describing for each > individual

Re: [PATCH][x86] Match movss and movsd "blend" instructions

On Mittwoch, 1. August 2018 18:51:41 CEST Marc Glisse wrote: > On Wed, 1 Aug 2018, Allan Sandfeld Jensen wrote: > > extern __inline __m128d __attribute__((__gnu_inline__, __always_inline__, > > > > __artificial__)) > > > > _mm_move_sd (__m128d __A, __m12

Re: [PATCH][x86] Match movss and movsd "blend" instructions

Updated: Match movss and movsd "blend" instructions Adds the ability to match movss and movsd as blend patterns, implemented in a new method to be able to match these before shuffles, while keeping other blends after. 2018-08-11 Allan Sandfeld Jensen gcc/config/i386

Re: [PATCH][x86] Match movss and movsd "blend" instructions

On Samstag, 11. August 2018 11:18:39 CEST Jakub Jelinek wrote: > On Sat, Aug 11, 2018 at 10:59:26AM +0200, Allan Sandfeld Jensen wrote: > > +/* A subroutine of ix86_expand_vec_perm_builtin_1. Try to implement D > > + using movss or movsd. */ > > +static bool > > +e

Re: [Patch][GCC] Document and fix -r (partial linking)

On Freitag, 3. August 2018 13:56:12 CEST Allan Sandfeld Jensen wrote: > On Mittwoch, 1. August 2018 18:32:30 CEST Joseph Myers wrote: > > On Wed, 1 Aug 2018, Allan Sandfeld Jensen wrote: > > > gcc/ > > > > > > * gcc.c: Correct default specs for -r >

Re: [Patch][GCC] Document and fix -r (partial linking)

On Dienstag, 21. August 2018 00:38:58 CEST Joseph Myers wrote: > On Fri, 3 Aug 2018, Allan Sandfeld Jensen wrote: > > > I think you're changing the wrong place for this. If you want -r to be > > > usable with GCC without using -nostdlib (which is an interesting > > >

Re: [Patch][GCC] Document and fix -r (partial linking)

tstrapped, I didn't notice any relevant failures when running the test suite (though I could have missed something, I am never comfortable reading that output). 'Allan >From 07ed41a9afd107c5d45feb1ead7a74ca735a1bb2 Mon Sep 17 00:00:00 2001 From: Allan Sandfeld Jensen Date: Sun, 26 Aug 2018 2

Re: [Patch][GCC] Document and fix -r (partial linking)

On Montag, 27. August 2018 15:37:15 CEST Joseph Myers wrote: > On Sun, 26 Aug 2018, Allan Sandfeld Jensen wrote: > > Patch updated. I specifically edited a number of the existing tests that > > used both -r and -nostdlib and removed -nostdlib so the patch is > > exerci

Re: [Patch][GCC] Document and fix -r (partial linking)

On Montag, 27. August 2018 15:37:15 CEST Joseph Myers wrote: > On Sun, 26 Aug 2018, Allan Sandfeld Jensen wrote: > > Patch updated. I specifically edited a number of the existing tests that > > used both -r and -nostdlib and removed -nostdlib so the patch is > > exerci

[Patch] Make x86-64 a generic architecture as documented

/gcc/ChangeLog @@ -1,3 +1,8 @@ +2019-07-13 Allan Sandfeld Jensen + + * gcc/common/config/i386/i386-common.c (processor_alias_table): Change + x86-64 architecture to use generic tuning and scheduling instead of K8. + 2019-07-11 Jakub Jelinek PR target/91124 diff --git a/gcc

Re: [PATCH] Come up with -flto=auto option.

On Dienstag, 23. Juli 2019 10:30:07 CEST Martin Liška wrote: > Hi. > > As we as openSUSE started using -flto, I see it very handy to have > an option value that will automatically detect number of cores > that can be used for parallel LTRANS phase. > > Thoughts? > That's really nice. How much

Re: [PATCH] Come up with -flto=auto option.

On Mittwoch, 24. Juli 2019 08:45:21 CEST Martin Liška wrote: > On 7/24/19 12:11 AM, Allan Sandfeld Jensen wrote: > > On Dienstag, 23. Juli 2019 10:30:07 CEST Martin Liška wrote: > >> Hi. > >> > >> As we as openSUSE started using -flto, I see it ver

Re: issue with behavior change of gcc -r between gcc-8 and gcc-9

On Wednesday, 1 April 2020 19:48:11 CEST Olivier Hainque wrote: > > -r 's business was to arrange for the linker not to > complain because the closure is incomplete, leaving us > with complete control of the closure. > > It doesn't seem to me there was a really strong motivation > to suddenly

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