[Bug target/104249] New: [12 regression] RTL failure with checks turned on after r12-6848

[Bug target/104249] New: [12 regression] RTL failure with checks turned on after r12-6848

[seurer at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104249

            Bug ID: 104249
           Summary: [12 regression] RTL failure with checks turned on
                    after r12-6848
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

g:4343f5e256791a5abaaef29fe1f831a03bab129e, r12-6848 

libtool: compile:  /home/seurer/gcc/git/build/gcc-test/./gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/./gcc/
-B/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/bin/
-B/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/lib/
-isystem
/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/include
-isystem
/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/sys-include
-fchecking=1 -DHAVE_CONFIG_H -I. -I/home/seurer/gcc/git/gcc-test/libquadmath -I
/home/seurer/gcc/git/gcc-test/libquadmath/../include -mno-gnu-attribute -g -O2
-MT math/llrintq.lo -MD -MP -MF math/.deps/llrintq.Tpo -c
/home/seurer/gcc/git/gcc-test/libquadmath/math/llrintq.c  -fPIC -DPIC -o
math/.libs/llrintq.o
during RTL pass: expand
In file included from /usr/include/fenv.h:145,
                 from
/home/seurer/gcc/git/gcc-test/libquadmath/quadmath-imp.h:32,
                 from
/home/seurer/gcc/git/gcc-test/libquadmath/math/llrintq.c:22:
/home/seurer/gcc/git/gcc-test/libquadmath/math/llrintq.c: In function
'llrintq':
/home/seurer/gcc/git/gcc-test/libquadmath/math/llrintq.c:55:11: internal
compiler error: RTL check: expected code 'const_int', have 'reg' in
gen_feraiseexceptsi, at config/rs6000/rs6000.md:7010
   55 |           feraiseexcept (t == LLONG_MAX ? FE_INEXACT : FE_INVALID);
      |           ^~~~~~~~~~~~~
0x102477a7 rtl_check_failed_code1(rtx_def const*, rtx_code, char const*, int,
char const*)
        /home/seurer/gcc/git/gcc-test/gcc/rtl.cc:916
0x1179d69b gen_feraiseexceptsi(rtx_def*, rtx_def*)
        /home/seurer/gcc/git/gcc-test/gcc/config/rs6000/rs6000.md:7010
0x1046b7f3 rtx_insn* insn_gen_fn::operator()<rtx_def*, rtx_def*>(rtx_def*,
rtx_def*) const
        /home/seurer/gcc/git/gcc-test/gcc/recog.h:407
0x1046b7f3 expand_builtin_feclear_feraise_except
        /home/seurer/gcc/git/gcc-test/gcc/builtins.cc:2606
0x1048e283 expand_builtin(tree_node*, rtx_def*, rtx_def*, machine_mode, int)
        /home/seurer/gcc/git/gcc-test/gcc/builtins.cc:7129
0x106a7b8f expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
        /home/seurer/gcc/git/gcc-test/gcc/expr.cc:11536
0x104c8dd3 expand_expr
        /home/seurer/gcc/git/gcc-test/gcc/expr.h:301
0x104c8dd3 expand_call_stmt
        /home/seurer/gcc/git/gcc-test/gcc/cfgexpand.cc:2831
0x104c8dd3 expand_gimple_stmt_1
        /home/seurer/gcc/git/gcc-test/gcc/cfgexpand.cc:3864
0x104c8dd3 expand_gimple_stmt
        /home/seurer/gcc/git/gcc-test/gcc/cfgexpand.cc:4028
0x104d1857 expand_gimple_basic_block
        /home/seurer/gcc/git/gcc-test/gcc/cfgexpand.cc:6069
0x104d40a7 execute
        /home/seurer/gcc/git/gcc-test/gcc/cfgexpand.cc:6795


commit 4343f5e256791a5abaaef29fe1f831a03bab129e (HEAD)
Author: Raoni Fassina Firmino <raoni@linux.ibm.com>
Date:   Thu Jan 13 14:08:53 2022 -0300

    rtl: builtins: (not just) rs6000: Add builtins for fegetround,
feclearexcept and feraiseexcept [PR94193]

[Bug target/104249] [12 regression] RTL failure with checks turned on after r12-6848

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104249

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |12.0
           Keywords|                            |build, ice-checking,
                   |                            |ice-on-valid-code

[Bug target/104249] [12 regression] RTL failure with checks turned on after r12-6848

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104249

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup of bug 104241.

*** This bug has been marked as a duplicate of bug 104241 ***