Got it. Jeff Law <jeffreya...@gmail.com> 于 2024年1月3日周三 上午11:05写道：
> > > On 1/2/24 13:17, trdth...@gmail.com wrote: > > From: trdthg <trdth...@gmail.com> > > > > This patch supports Zacas extension. > > It includes instruction's machine description and built-in functions. > > > > gcc/ChangeLog: > > > > * common/config/riscv/riscv-common.cc > > (riscv_implied_info): Add zacas extensions. > > (riscv_ext_version_table): Likewise. > > * config/riscv/arch-canonicalize > > (IMPLIED_EXT): Add zacas extensions. > > * config/riscv/iterators.md > > (SIDI): New iterator. > > (SIDITI): Likewise. > > (amocas): New attribute. > > * config/riscv/riscv-builtins.cc > > (AVAIL): Add new. > > * config/riscv/riscv-ftypes.def: Add new type for zacas > instructions. > > * config/riscv/riscv-zacas.def: Add ZACAS extension's built-in > function file. > > * config/riscv/riscv.md: Add new type for zacas instructions. > > * config/riscv/riscv.opt: Add introduction of riscv_zacas_subext. > > * config/riscv/zacas.md: Add ZACAS extension's machine description > file. > > > > gcc/testsuite/ChangeLog: > > > > * gcc.target/riscv/zacas32.c: New test. > > * gcc.target/riscv/zacas64.c: New test. > > * gcc.target/riscv/zacas128.c: New test. > Just a note. I'm deferring to gcc-15. We're well past the point where > new features should be accepted for gcc-14. > > jeff >
