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* [Bug target/101046] New: ICE: in gen_rtx_CONST_VECTOR, at emit-rtl.c:6031 with -mavx512vbmi -mavx512vl
@ 2021-06-13 10:37 zsojka at seznam dot cz
  2021-06-13 19:16 ` [Bug target/101046] " jakub at gcc dot gnu.org
                   ` (8 more replies)
  0 siblings, 9 replies; 10+ messages in thread
From: zsojka at seznam dot cz @ 2021-06-13 10:37 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101046

            Bug ID: 101046
           Summary: ICE: in gen_rtx_CONST_VECTOR, at emit-rtl.c:6031 with
                    -mavx512vbmi -mavx512vl
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu
            Target: x86_64-pc-linux-gnu

Created attachment 50990
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50990&action=edit
reduced testcase

Compiler output:
$ x86_64-pc-linux-gnu-gcc -ftree-ter -mavx512vbmi -mavx512vl testcase.c
during RTL pass: expand
testcase.c: In function 'foo':
testcase.c:6:10: internal compiler error: in gen_rtx_CONST_VECTOR, at
emit-rtl.c:6031
    6 |   return __builtin_convertvector(
      |          ^~~~~~~~~~~~~~~~~~~~~~~~
    7 |          __builtin_shufflevector((V){}, (W){}, 0, 0, 1, 0, 5, 5, 0, 2),
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    8 |          U);
      |          ~~
0x672322 gen_rtx_CONST_VECTOR(machine_mode, rtvec_def*)
        /repo/gcc-trunk/gcc/emit-rtl.c:6031
0x149c4b9 ix86_expand_vec_perm_vpermt2
        /repo/gcc-trunk/gcc/config/i386/i386-expand.c:4669
0x14a64be expand_vec_perm_1
        /repo/gcc-trunk/gcc/config/i386/i386-expand.c:17902
0x14a8d68 ix86_expand_vec_perm_const_1
        /repo/gcc-trunk/gcc/config/i386/i386-expand.c:20202
0x14d18e5 ix86_vectorize_vec_perm_const(machine_mode, rtx_def*, rtx_def*,
rtx_def*, vec_perm_indices const&)
        /repo/gcc-trunk/gcc/config/i386/i386-expand.c:20529
0xf55cea expand_vec_perm_const(machine_mode, rtx_def*, rtx_def*,
int_vector_builder<poly_int<1u, long> > const&, machine_mode, rtx_def*)
        /repo/gcc-trunk/gcc/optabs.c:6069
0xcdc158 expand_expr_real_2(separate_ops*, rtx_def*, machine_mode,
expand_modifier)
        /repo/gcc-trunk/gcc/expr.c:10046
0xce083a expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
        /repo/gcc-trunk/gcc/expr.c:10399
0xceaf34 expand_expr
        /repo/gcc-trunk/gcc/expr.h:301
0xceaf34 expand_operands(tree_node*, tree_node*, rtx_def*, rtx_def**,
rtx_def**, expand_modifier)
        /repo/gcc-trunk/gcc/expr.c:8212
0xcd8dff expand_expr_real_2(separate_ops*, rtx_def*, machine_mode,
expand_modifier)
        /repo/gcc-trunk/gcc/expr.c:10189
0xba6b4f expand_gimple_stmt_1
        /repo/gcc-trunk/gcc/cfgexpand.c:3953
0xba6b4f expand_gimple_stmt
        /repo/gcc-trunk/gcc/cfgexpand.c:4014
0xbacd3a expand_gimple_basic_block
        /repo/gcc-trunk/gcc/cfgexpand.c:6056
0xbae9e7 execute
        /repo/gcc-trunk/gcc/cfgexpand.c:6782
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.

$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r12-1408-20210613074654-gd554f43c98e-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--disable-bootstrap --with-cloog --with-ppl --with-isl
--build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu
--target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r12-1408-20210613074654-gd554f43c98e-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.0.0 20210613 (experimental) (GCC)

^ permalink raw reply	[flat|nested] 10+ messages in thread
end of thread, other threads:[~2022-05-11  6:20 UTC | newest]

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2021-06-13 10:37 [Bug target/101046] New: ICE: in gen_rtx_CONST_VECTOR, at emit-rtl.c:6031 with -mavx512vbmi -mavx512vl zsojka at seznam dot cz
2021-06-13 19:16 ` [Bug target/101046] " jakub at gcc dot gnu.org
2021-06-14  9:07 ` marxin at gcc dot gnu.org
2021-06-14  9:16 ` jakub at gcc dot gnu.org
2021-06-15  9:37 ` cvs-commit at gcc dot gnu.org
2021-06-15  9:58 ` jakub at gcc dot gnu.org
2021-06-15  9:59 ` jakub at gcc dot gnu.org
2021-06-17  5:59 ` cvs-commit at gcc dot gnu.org
2022-05-10  8:18 ` cvs-commit at gcc dot gnu.org
2022-05-11  6:20 ` cvs-commit at gcc dot gnu.org

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