On Wed, Dec 29, 2021 at 10:43 AM Frank Chang <frank.ch...@sifive.com> wrote:
> <frank.ch...@sifive.com> 於 2021年12月29日 週三 上午10:13寫道: > >> From: Frank Chang <frank.ch...@sifive.com> >> >> For vector widening and narrowing floating-point instructions, we should >> use require_scale_rvf() instead of require_rvf() to check whether the >> correspond RVF/RVD is enabled if either source or destination >> floating-point operand is double-width of SEW. Otherwise, illegal >> instruction exception should be raised. >> >> e.g. For SEW=16, if the source/destination floating-point operand is >> double-width of SEW, RVF needs to be enabled. Otherwise, an illegal >> instruction exception will be raised. Similarly, for SEW=32, RVD >> needs to be enabled. >> >> Frank Chang (3): >> target/riscv: rvv-1.0: Call the correct RVF/RVD check funtion for >> widening fp insns >> target/riscv: rvv-1.0: Call the correct RVF/RVD check funtion for >> widening fp/int type-convert insns >> target/riscv: rvv-1.0: Call the correct RVF/RVD check funtion for >> narrowing fp/int type-convert insns > > > Oops, I misspell the word "function" in the patch titles. > I will correct it in my next patchset. > > Regards, > Frank Chang > I also missed the 'Signed-off-by' in this patch series. Will also fix it in my next-version patchset. Regards, Frank Chang > > >> > > >> target/riscv/insn_trans/trans_rvv.c.inc | 78 ++++++++++++++++++------- >> 1 file changed, 57 insertions(+), 21 deletions(-) >> >> -- >> 2.31.1 >> >> >>