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From: "zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/99702] New: [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy() Date: Sun, 21 Mar 2021 20:59:16 +0000 [thread overview] Message-ID: <bug-99702-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99702 Bug ID: 99702 Summary: [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy() 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: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: riscv64-unknown-linux-gnu Created attachment 50444 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50444&action=edit reduced testcase (from libgcc/unwind-dw2.c) Compiler output: $ cc1 -mabi=lp64d -march=rv64imafdc -O testcase.c foo Analyzing compilation unit Performing interprocedural optimizations <*free_lang_data> {heap 860k} <visibility> {heap 860k} <build_ssa_passes> {heap 860k} <opt_local_passes> {heap 992k} <remove_symbols> {heap 1720k} <targetclone> {heap 1720k} <free-fnsummary> {heap 1720k}Streaming LTO <whole-program> {heap 1720k} <profile_estimate> {heap 1720k} <fnsummary> {heap 1720k} <inline> {heap 1720k} <pure-const> {heap 1720k} <modref> {heap 1720k} <free-fnsummary> {heap 1720k} <static-var> {heap 1720k} <single-use> {heap 1720k} <comdats> {heap 1720k}Assembling functions: fooduring RTL pass: expand testcase.c: In function 'foo': testcase.c:4:3: internal compiler error: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 4 | __builtin_memcpy(i, j, n); | ^~~~~~~~~~~~~~~~~~~~~~~~~ 0x6c4289 rtl_check_failed_code1(rtx_def const*, rtx_code, char const*, int, char const*) /repo/gcc-trunk/gcc/rtl.c:879 0x776ff0 riscv_expand_block_move(rtx_def*, rtx_def*, rtx_def*) /repo/gcc-trunk/gcc/config/riscv/riscv.c:3262 0x14c4ba0 gen_cpymemsi(rtx_def*, rtx_def*, rtx_def*, rtx_def*) /repo/gcc-trunk/gcc/config/riscv/riscv.md:1528 0xd4b8d8 maybe_expand_insn(insn_code, unsigned int, expand_operand*) /repo/gcc-trunk/gcc/optabs.c:7820 0xae7f5e emit_block_move_via_pattern /repo/gcc-trunk/gcc/expr.c:1873 0xae7f5e emit_block_move_hints(rtx_def*, rtx_def*, rtx_def*, block_op_methods, unsigned int, long, unsigned long, unsigned long, unsigned long, bool, bool*, bool) /repo/gcc-trunk/gcc/expr.c:1665 0x977aa3 expand_builtin_memory_copy_args /repo/gcc-trunk/gcc/builtins.c:6053 0x989470 expand_builtin_memcpy /repo/gcc-trunk/gcc/builtins.c:5906 0x98c3a2 expand_builtin(tree_node*, rtx_def*, rtx_def*, machine_mode, int) /repo/gcc-trunk/gcc/builtins.c:9955 0xade284 expand_expr_real_1(tree_node*, rtx_def*, machine_mode, expand_modifier, rtx_def**, bool) /repo/gcc-trunk/gcc/expr.c:11282 0x9b9d5c expand_expr /repo/gcc-trunk/gcc/expr.h:282 0x9b9d5c expand_call_stmt /repo/gcc-trunk/gcc/cfgexpand.c:2840 0x9b9d5c expand_gimple_stmt_1 /repo/gcc-trunk/gcc/cfgexpand.c:3844 0x9b9d5c expand_gimple_stmt /repo/gcc-trunk/gcc/cfgexpand.c:4008 0x9ba7a9 expand_gimple_basic_block /repo/gcc-trunk/gcc/cfgexpand.c:6045 0x9bc4a6 execute /repo/gcc-trunk/gcc/cfgexpand.c:6729 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. $ xgcc -v Using built-in specs. COLLECT_GCC=/repo/build-gcc-trunk-riscv64/./gcc/xgcc Target: riscv64-unknown-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++ --enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra --with-cloog --with-ppl --with-isl --with-sysroot=/usr/riscv64-unknown-linux-gnu --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=riscv64-unknown-linux-gnu --with-ld=/usr/bin/riscv64-unknown-linux-gnu-ld --with-as=/usr/bin/riscv64-unknown-linux-gnu-as --disable-multilib --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r11-7753-20210321172739-gfc24ea23742-checking-yes-rtl-df-extra-riscv64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.1 20210321 (experimental) (GCC) This breaks compiler build with --enable-checking=yes,rtl,df,extra
next reply other threads:[~2021-03-21 20:59 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-21 20:59 zsojka at seznam dot cz [this message] 2021-03-21 21:00 ` [Bug target/99702] " zsojka at seznam dot cz 2021-03-22 8:26 ` [Bug target/99702] [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy() since r11-7757-gfc9c4e5fc50c7fcbd27d6cb3dd372f7da8216954 marxin at gcc dot gnu.org 2021-03-22 8:32 ` zsojka at seznam dot cz 2021-03-22 8:39 ` kito at gcc dot gnu.org 2021-03-22 8:40 ` [Bug target/99702] [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy() since g:d9f0ade001533c9544bf2153b6baa8844ec0bee4 marxin at gcc dot gnu.org 2021-03-22 9:47 ` cvs-commit at gcc dot gnu.org 2021-03-22 9:49 ` kito at gcc dot gnu.org 2021-03-22 10:06 ` cvs-commit at gcc dot gnu.org 2021-03-22 10:07 ` cvs-commit at gcc dot gnu.org
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