https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86067
Bug ID: 86067 Summary: [MIPS] ICE: scal-to-vec1.c:86:1: error: unrecognizable insn with -march=loongson3a Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: paul.hua.gm at gmail dot com Target Milestone: --- Created attachment 44239 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44239&action=edit preprocessed .i file /home/xuchenghua/GCC/gcc_git_trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec1.c: In function ‘main’: /home/xuchenghua/GCC/gcc_git_trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec1.c:86:1: error: unrecognizable insn: (insn 69 68 70 2 (set (reg:V4HI 541) (unspec:V4HI [ (reg:SI 543) (subreg/s/u:HI (reg:DI 195 [ _2 ]) 0) (const_int 0 [0]) ] UNSPEC_LOONGSON_PINSRH)) "/home/xuchenghua/GCC/gcc_git_trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec1.c":45 -1 (nil)) during RTL pass: vregs /home/xuchenghua/GCC/gcc_git_trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec1.c:86:1: internal compiler error: in extract_insn, at recog.c:2304 0x12012a6c7 _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) ../../../gcc_git_trunk/gcc/rtl-error.c:108 0x12012a707 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*) ../../../gcc_git_trunk/gcc/rtl-error.c:116 0x12078f54f extract_insn(rtx_insn*) ../../../gcc_git_trunk/gcc/recog.c:2304 0x1204b9787 instantiate_virtual_regs_in_insn ../../../gcc_git_trunk/gcc/function.c:1600 0x1204b9787 instantiate_virtual_regs ../../../gcc_git_trunk/gcc/function.c:1970 0x1204b9787 execute ../../../gcc_git_trunk/gcc/function.c:2019 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. cmd: cc1 -fpreprocessed scal-to-vec1.i -mel -quiet -dumpbase scal-to-vec1.c -march=loongson3a -mabi=64 -mllsc -mips64r2 -mno-shared -auxbase scal-to-vec1 -O1 -w -version -fdiagnostics-color=never -fno-diagnostics-show-caret -o scal-to-vec1.s