https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112853
Bug ID: 112853 Summary: RISC-V: RVV: SPEC2017 525.x264 regression Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: vineetg at gcc dot gnu.org CC: juzhe.zhong at rivai dot ai, patrick at rivosinc dot com, rdapp at gcc dot gnu.org Target Milestone: --- As of commit 3d104d93a701 ("ARC: Consistent use of whitespace in assembler templates.") x264 build for RVV is segfaulting. ``` QEMU_CPU=rv64,vlen=256,zba=true,zbb=true,zbs=true,zicond=true,vext_spec=v1.0,Zve32f=true,Zve64f=true qemu-riscv64 ./ldecod_r_base.rivos_rv64-m64 -i BuckBunny.264 -o BuckBunny.yuv Setting Default Parameters... Parsing Configfile decoder.cfg ----------------------------- JM 17.1 (FRExt) ----------------------------- -------------------------------------------------------------------------- Input H.264 bitstream : BuckBunny.264 Output decoded YUV : BuckBunny.yuv Input reference file : test_rec.yuv -------------------------------------------------------------------------- POC must = frame# or field# for SNRs to be correct -------------------------------------------------------------------------- Frame POC Pic# QP SnrY SnrU SnrV Y:U:V Time(ms) -------------------------------------------------------------------------- Input reference file : test_rec.yuv does not exist SNR values are not available Segmentation fault (core dumped) ``` It was fine at my prev checkpoint: 2023-11-22 6f59f959e751 hppa: Define MAX_FIXED_MODE_SIZE Built with following flags -Ofast -fno-lto -static -march=rv64gcv_zba_zbb_zbc_zbs_zicond -ftree-vectorize --param=riscv-autovec-preference=scalable