https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112431
--- Comment #6 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The trunk branch has been updated by Lehua Ding <lh...@gcc.gnu.org>: https://gcc.gnu.org/g:8614cbb253484e28c3eb20cde4d1067aad56de58 commit r14-5984-g8614cbb253484e28c3eb20cde4d1067aad56de58 Author: Juzhe-Zhong <juzhe.zh...@rivai.ai> Date: Thu Nov 30 10:36:30 2023 +0800 RISC-V: Support highpart overlap for floating-point widen instructions This patch leverages the approach of vwcvt/vext.vf2 which has been approved. Their approaches are totally the same. Tested no regression and committed. PR target/112431 gcc/ChangeLog: * config/riscv/vector.md: Add widenning overlap. gcc/testsuite/ChangeLog: * gcc.target/riscv/rvv/base/pr112431-10.c: New test. * gcc.target/riscv/rvv/base/pr112431-11.c: New test. * gcc.target/riscv/rvv/base/pr112431-12.c: New test. * gcc.target/riscv/rvv/base/pr112431-13.c: New test. * gcc.target/riscv/rvv/base/pr112431-14.c: New test. * gcc.target/riscv/rvv/base/pr112431-15.c: New test. * gcc.target/riscv/rvv/base/pr112431-7.c: New test. * gcc.target/riscv/rvv/base/pr112431-8.c: New test. * gcc.target/riscv/rvv/base/pr112431-9.c: New test.
