I've tested it and there are no issues with regression testing. Thanks, Li Xu
xu...@eswincomputing.com From: Jeff Law Date: 2023-11-20 05:42 To: Li Xu; gcc-patches CC: kito.cheng; palmer; juzhe.zhong Subject: Re: [PATCH] RISC-V: Implement -mmemcpy-strategy= options[PR112537] On 11/16/23 22:12, Li Xu wrote: > From: xuli<xu...@eswincomputing.com> > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112537 > > -mmemcpy-strategy=[auto|libcall|scalar|vector] > > auto: Current status, use scalar or vector instructions. > libcall: Always use a library call. > scalar: Only use scalar instructions. > vector: Only use vector instructions. > > PR target/112537 > > gcc/ChangeLog: > > * config/riscv/riscv-opts.h (enum riscv_stringop_strategy_enum): Strategy > enum. > * config/riscv/riscv-string.cc (riscv_expand_block_move): Disabled based on > options. > (expand_block_move): Ditto. > * config/riscv/riscv.opt: Add -mmemcpy-strategy=. > > gcc/testsuite/ChangeLog: > > * gcc.target/riscv/rvv/base/cpymem-strategy-1.c: New test. > * gcc.target/riscv/rvv/base/cpymem-strategy-2.c: New test. > * gcc.target/riscv/rvv/base/cpymem-strategy-3.c: New test. > * gcc.target/riscv/rvv/base/cpymem-strategy-4.c: New test. > * gcc.target/riscv/rvv/base/cpymem-strategy-5.c: New test. > * gcc.target/riscv/rvv/base/cpymem-strategy.h: New test. This is OK assuming you have tested it to ensure there aren't any regressions in the testsuite. I don't expect problems, but let's be sure :-) Thanks, jeff
