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* [Bug target/98092] New: [11 Regression] ICE in extract_insn, at recog.c:2315 (error: unrecognizable insn)
@ 2020-12-02  5:32 asolokha at gmx dot com
  2020-12-02  8:24 ` [Bug target/98092] " rguenth at gcc dot gnu.org
                   ` (9 more replies)
  0 siblings, 10 replies; 11+ messages in thread
From: asolokha at gmx dot com @ 2020-12-02  5:32 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98092

            Bug ID: 98092
           Summary: [11 Regression] ICE in extract_insn, at recog.c:2315
                    (error: unrecognizable insn)
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: asolokha at gmx dot com
  Target Milestone: ---
            Target: owerpc-*-linux-gnu

gcc-11.0.0-alpha20201129 snapshot (g:bb67ad5cff58a707aaae645d4f45a913d8511c86)
ICEs when compiling the following testcase, reduced from
gcc/testsuite/gcc.target/powerpc/bcd-4.c, w/ -mcpu=power9 -ffinite-math-only:

int
h9 (__attribute__ ((altivec (vector__))) char un)
{
  return (__builtin_vec_bcdinvalid (un));
}

% powerpc-e300c3-linux-gnu-gcc-11.0.0 -mcpu=power9 -ffinite-math-only -c
n1uis1ie.c
n1uis1ie.c: In function 'h9':
n1uis1ie.c:5:1: error: unrecognizable insn:
    5 | }
      | ^
(insn 8 7 11 2 (set (reg:SI 118 [ _3 ])
        (unordered:SI (reg:CCFP 106 6)
            (const_int 0 [0]))) "n1uis1ie.c":4:10 -1
     (nil))
during RTL pass: vregs
n1uis1ie.c:5:1: internal compiler error: in extract_insn, at recog.c:2315
0x68050a _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
       
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20201129/work/gcc-11-20201129/gcc/rtl-error.c:108
0x68052a _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
       
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20201129/work/gcc-11-20201129/gcc/rtl-error.c:116
0x67ebf3 extract_insn(rtx_insn*)
       
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20201129/work/gcc-11-20201129/gcc/recog.c:2315
0xacbbe1 instantiate_virtual_regs_in_insn
       
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20201129/work/gcc-11-20201129/gcc/function.c:1609
0xacbbe1 instantiate_virtual_regs
       
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20201129/work/gcc-11-20201129/gcc/function.c:1979
0xacbbe1 execute
       
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20201129/work/gcc-11-20201129/gcc/function.c:2028

^ permalink raw reply	[flat|nested] 11+ messages in thread
end of thread, other threads:[~2021-03-16 19:25 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-12-02  5:32 [Bug target/98092] New: [11 Regression] ICE in extract_insn, at recog.c:2315 (error: unrecognizable insn) asolokha at gmx dot com
2020-12-02  8:24 ` [Bug target/98092] " rguenth at gcc dot gnu.org
2021-01-14 10:59 ` rguenth at gcc dot gnu.org
2021-01-22 12:46 ` jakub at gcc dot gnu.org
2021-01-22 20:57 ` cel at us dot ibm.com
2021-01-23  1:14 ` segher at gcc dot gnu.org
2021-03-05 14:02 ` jakub at gcc dot gnu.org
2021-03-16 18:17 ` [Bug target/98092] [11 Regression] ICE in extract_insn, at recog.c:2315 (error: unrecognizable insn) since r11-4623 jakub at gcc dot gnu.org
2021-03-16 18:27 ` segher at gcc dot gnu.org
2021-03-16 19:22 ` cvs-commit at gcc dot gnu.org
2021-03-16 19:25 ` jakub at gcc dot gnu.org

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