[Bug target/101492] New: -msse4 -mgeneral-regs-only doesn't work

[Bug target/101492] New: -msse4 -mgeneral-regs-only doesn't work

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101492

            Bug ID: 101492
           Summary: -msse4 -mgeneral-regs-only doesn't work
           Product: gcc
           Version: 11.1.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---
            Target: i386,x86-64

[hjl@gnu-cfl-2 i386]$ cat pr99744-9.c
/* { dg-do compile } */
/* { dg-options "-O2 -msse4.2 -mgeneral-regs-only" } */

#include <x86intrin.h>

unsigned int
foo1 (unsigned int x, unsigned int y)
{
  return __crc32d (x, y);
}
[hjl@gnu-cfl-2 i386]$ gcc -S -O2 pr99744-9.c -msse4 -mgeneral-regs-only -o
/tmp/x.s
In file included from
/usr/lib/gcc/x86_64-redhat-linux/11/include/x86gprintrin.h:27,
                 from
/usr/lib/gcc/x86_64-redhat-linux/11/include/x86intrin.h:27,
                 from pr99744-9.c:4:
pr99744-9.c: In function ‘foo1’:
/usr/lib/gcc/x86_64-redhat-linux/11/include/ia32intrin.h:77:1: error: inlining
failed in call to ‘always_inline’ ‘__crc32d’: target specific option mismatch
   77 | __crc32d (unsigned int __C, unsigned int __V)
      | ^~~~~~~~
pr99744-9.c:9:10: note: called from here
    9 |   return __crc32d (x, y);
      |          ^~~~~~~~~~~~~~~
[hjl@gnu-cfl-2 i386]$

[Bug target/101492] -msse4 -mgeneral-regs-only doesn't work

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101492

--- Comment #1 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by H.J. Lu <hjl@gcc.gnu.org>:

https://gcc.gnu.org/g:6ae8aac19cdbdbd96d90f86e4d8505fe121bdf06

commit r12-2387-g6ae8aac19cdbdbd96d90f86e4d8505fe121bdf06
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Sat Jul 17 14:38:39 2021 -0700

    x86: Enable the GPR only instructions for -mgeneral-regs-only

    For -mgeneral-regs-only, enable the GPR only instructions which are
    enabled implicitly by SSE ISAs unless they have been disabled explicitly.

    gcc/

            PR target/101492
            * common/config/i386/i386-common.c (ix86_handle_option): For
            -mgeneral-regs-only, enable the GPR only instructions which are
            enabled implicitly by SSE ISAs unless they have been disabled
            explicitly.

    gcc/testsuite/

            PR target/101492
            * gcc.target/i386/pr101492-1.c: New test.
            * gcc.target/i386/pr101492-2.c: Likewise.
            * gcc.target/i386/pr101492-3.c: Likewise.
            * gcc.target/i386/pr101492-4.c: Likewise.

[Bug target/101492] -msse4 -mgeneral-regs-only doesn't work

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101492

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
   Target Milestone|---                         |12.0
             Status|UNCONFIRMED                 |RESOLVED

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
Fixed for GCC 12.

[Bug target/101492] -msse4 -mgeneral-regs-only doesn't work

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101492

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by H.J. Lu <hjl@gcc.gnu.org>:

https://gcc.gnu.org/g:bbd6fcde4e2a7ce8543e9f71bcfa9ad48fda2e3e

commit r11-8928-gbbd6fcde4e2a7ce8543e9f71bcfa9ad48fda2e3e
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Sat Jul 17 14:38:39 2021 -0700

    x86: Enable the GPR only instructions for -mgeneral-regs-only

    For -mgeneral-regs-only, enable the GPR only instructions which are
    enabled implicitly by SSE ISAs unless they have been disabled explicitly.

    gcc/

            PR target/101492
            * common/config/i386/i386-common.c (ix86_handle_option): For
            -mgeneral-regs-only, enable the GPR only instructions which are
            enabled implicitly by SSE ISAs unless they have been disabled
            explicitly.

    gcc/testsuite/

            PR target/101492
            * gcc.target/i386/pr101492-1.c: New test.
            * gcc.target/i386/pr101492-2.c: Likewise.
            * gcc.target/i386/pr101492-3.c: Likewise.
            * gcc.target/i386/pr101492-4.c: Likewise.

    (cherry picked from commit 6ae8aac19cdbdbd96d90f86e4d8505fe121bdf06)

[Bug target/101492] -msse4 -mgeneral-regs-only doesn't work

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101492

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|12.0                        |11.3

--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> ---
Also fixed for GCC 11.3.