https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118289
Bug ID: 118289
Summary: Using new crc builtins leads to ICE on x86_64
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: andi-gcc at firstfloor dot org
Target Milestone: ---
Target: x86_64
(I suspect it will affect any non aarch64 target)
./gcc/cc1 -I ../gcc/gcc/ginclude/
../gcc/gcc/testsuite/gcc.target/aarch64/crc-builtin-pmul64.c
crc8_data8 crc16_data8 crc16_data16 crc32_data8 crc32_data16 crc32_data32
rev_crc8_data8 rev_crc16_data8 rev_crc16_data16 rev_crc32_data8
rev_crc32_data16 rev_crc32_data32
Analyzing compilation unit
Performing interprocedural optimizations
<*free_lang_data> {heap 888k} <visibility> {heap 888k} <build_ssa_passes>
{heap 888k} <opt_local_passes> {heap 1312k} <remove_symbols> {heap 1312k}
<targetclone> {heap 1312k} <free-fnsummary> {heap 1312k}Streaming LTO
<whole-program> {heap 1312k} <fnsummary> {heap 1312k} <inline> {heap 1312k}
<modref> {heap 1312k} <free-fnsummary> {heap 1312k} <single-use> {heap 1312k}
<comdats> {heap 1312k}Assembling functions:
<simdclone> {heap 1312k}
crc8_data8../gcc/gcc/testsuite/gcc.target/aarch64/crc-builtin-pmul64.c: In
function ‘crc8_data8’:
../gcc/gcc/testsuite/gcc.target/aarch64/crc-builtin-pmul64.c:7:1: error:
unrecognizable insn:
7 | }
| ^
(insn 6 5 7 2 (set (reg:QI 102)
(const_int 255 [0xff]))
"../gcc/gcc/testsuite/gcc.target/aarch64/crc-builtin-pmul64.c":6:10 -1
(nil))
during RTL pass: vregs
../gcc/gcc/testsuite/gcc.target/aarch64/crc-builtin-pmul64.c:7:1: internal
compiler error: in extract_insn, at recog.cc:2882
0x37332db internal_error(char const*, ...)
../../gcc/gcc/diagnostic-global-context.cc:517
0x3702c93 fancy_abort(char const*, int, char const*)
../../gcc/gcc/diagnostic.cc:1722
0x17d2be8 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
../../gcc/gcc/rtl-error.cc:108
0x17d2c29 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
../../gcc/gcc/rtl-error.cc:116
0x177c49c extract_insn(rtx_insn*)
../../gcc/gcc/recog.cc:2882
0x1329a76 instantiate_virtual_regs_in_insn
../../gcc/gcc/function.cc:1612
0x132b0d6 instantiate_virtual_regs
../../gcc/gcc/function.cc:1995
0x132b1a2 execute
../../gcc/gcc/function.cc:2042
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
