https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105974
Bug ID: 105974 Summary: [13 Regression] ICE: RTL check: expected elt 0 type 'i' or 'n', have 'w' (rtx const_int) in arm_bfi_1_p, at config/arm/arm.cc:10214 Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: build, 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: armv7a-hardfloat-linux-gnueabi Created attachment 53134 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53134&action=edit reduced testcase This currently breaks build with RTL checking enabled. Compiler output: $ /repo/build-gcc-trunk-armv7a-hardfloat/./gcc/cc1 -O2 -march=armv7-a+vfpv4 testcase.c __gnu_fractqquda Analyzing compilation unit Performing interprocedural optimizations <*free_lang_data> {heap 932k} <visibility> {heap 932k} <build_ssa_passes> {heap 932k} <opt_local_passes> {heap 1212k} <remove_symbols> {heap 1684k} <targetclone> {heap 1684k} <free-fnsummary> {heap 1684k} <increase_alignment> {heap 1684k}Streaming LTO <whole-program> {heap 1684k} <profile_estimate> {heap 1684k} <icf> {heap 1684k} <devirt> {heap 1684k} <cp> {heap 1684k} <sra> {heap 1684k} <fnsummary> {heap 1684k} <inline> {heap 1684k} <pure-const> {heap 1684k} <modref> {heap 1684k} <free-fnsummary> {heap 1684k} <static-var> {heap 1684k} <single-use> {heap 1684k} <comdats> {heap 1684k}Assembling functions: __gnu_fractqqudaduring RTL pass: combine testcase.c: In function '__gnu_fractqquda': testcase.c:9:1: internal compiler error: RTL check: expected elt 0 type 'i' or 'n', have 'w' (rtx const_int) in arm_bfi_1_p, at config/arm/arm.cc:10214 9 | } | ^ 0x71d11e rtl_check_failed_type2(rtx_def const*, int, int, int, char const*, int, char const*) /repo/gcc-trunk/gcc/rtl.cc:907 0x7d01d3 arm_bfi_1_p /repo/gcc-trunk/gcc/config/arm/arm.cc:10214 0x14406d6 arm_bfi_p /repo/gcc-trunk/gcc/config/arm/arm.cc:10255 0x14406d6 arm_rtx_costs_internal /repo/gcc-trunk/gcc/config/arm/arm.cc:11027 0x14406d6 arm_rtx_costs /repo/gcc-trunk/gcc/config/arm/arm.cc:12058 0x102c33e rtx_cost(rtx_def*, machine_mode, rtx_code, int, bool) /repo/gcc-trunk/gcc/rtlanal.cc:4629 0x1b69e98 set_src_cost /repo/gcc-trunk/gcc/rtl.h:2943 0x1b69e98 distribute_and_simplify_rtx /repo/gcc-trunk/gcc/combine.cc:10013 0x1b77941 simplify_logical /repo/gcc-trunk/gcc/combine.cc:7103 0x1b77941 combine_simplify_rtx /repo/gcc-trunk/gcc/combine.cc:6330 0x1b79d19 subst /repo/gcc-trunk/gcc/combine.cc:5605 0x1b7d3d7 try_combine /repo/gcc-trunk/gcc/combine.cc:3288 0x1b85dd5 combine_instructions /repo/gcc-trunk/gcc/combine.cc:1266 0x1b85dd5 rest_of_handle_combine /repo/gcc-trunk/gcc/combine.cc:14976 0x1b85dd5 execute /repo/gcc-trunk/gcc/combine.cc:15021 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. $ /repo/build-gcc-trunk-armv7a-hardfloat/./gcc/xgcc -v Using built-in specs. COLLECT_GCC=/repo/build-gcc-trunk-armv7a-hardfloat/./gcc/xgcc Target: armv7a-hardfloat-linux-gnueabi 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-float=hard --with-fpu=vfpv4 --with-arch=armv7-a --with-sysroot=/usr/armv7a-hardfloat-linux-gnueabi --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=armv7a-hardfloat-linux-gnueabi --with-ld=/usr/bin/armv7a-hardfloat-linux-gnueabi-ld --with-as=/usr/bin/armv7a-hardfloat-linux-gnueabi-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r13-1089-20220614140553-g8f6c317b3a1-checking-yes-rtl-df-extra-armv7a-hardfloat Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 13.0.0 20220614 (experimental) (GCC)