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From: Xiaolin Tang <tangxiaolin@loongson.cn>
To: adhemerval.zanella@linaro.org, libc-alpha@sourceware.org,
	caiyinyu@loongson.cn, i.swmail@xen0n.name
Cc: xuchenghua@loongson.cn, Xiaolin Tang <tangxiaolin@loongson.cn>
Subject: [PATCH 0/1] LoongArch: Hard Float Support Of Math Functions.
Date: Thu,  3 Nov 2022 20:14:32 +0800	[thread overview]
Message-ID: <20221103121433.2909287-1-tangxiaolin@loongson.cn> (raw)

  Hi, reviewers.
  This patch contains hardware floating-point support of math fuctions
for the LoongArch ISA. LoongArch ISA has many hardware floating-point
instructions that can be used in the corresponding math functions, 
and the performance of those newly implemented functions is good.
 
instructions                     functions
fma.{s/d}                        __fma{f/ }
f{max/min}.{s/d}, fclass.{s/d}   __f{max/min}i{mum/mum_mum}{f/ }
f{maxa/mina}.{s/d}               __f{max,min}mag{f/ }
f{maxa/mina}.{s/d}, fclass.{s/d  __f{max/min}imum{_mag/_mag_num}{f/ }
fcopysign.{s/d                   __copysign{f/ }
frint.{s/d}                      __{ /l/ll}rint{f/ }
fscaleb.{s/d}, fclass.{s/d}      __scalbn{f/ }, __ieee754__scalb{f/ }
flogb.{s/d}, fclass.{s/d}        __logb{f/ }, __ieee754_ilogb{f/ }
fclass.{s/d}                     __fpclassify{f/ }, __issignaling{f/ }

Xiaolin Tang (1):
  LoongArch: Hard Float Support Of Math Functions.

 sysdeps/loongarch/fpu/e_ilogb.c               | 37 +++++++++++
 sysdeps/loongarch/fpu/e_ilogbf.c              | 37 +++++++++++
 sysdeps/loongarch/fpu/e_scalb.c               | 61 +++++++++++++++++++
 sysdeps/loongarch/fpu/e_scalbf.c              | 61 +++++++++++++++++++
 sysdeps/loongarch/fpu/math-use-builtins-fma.h |  4 ++
 sysdeps/loongarch/fpu/s_copysign.c            | 29 +++++++++
 sysdeps/loongarch/fpu/s_copysignf.c           | 29 +++++++++
 sysdeps/loongarch/fpu/s_fmaximum.c            | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fmaximum_mag.c        | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fmaximum_mag_num.c    | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fmaximum_mag_numf.c   | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fmaximum_magf.c       | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fmaximum_num.c        | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fmaximum_numf.c       | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fmaximumf.c           | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fmaxmag.c             | 29 +++++++++
 sysdeps/loongarch/fpu/s_fmaxmagf.c            | 29 +++++++++
 sysdeps/loongarch/fpu/s_fminimum.c            | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fminimum_mag.c        | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fminimum_mag_num.c    | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fminimum_mag_numf.c   | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fminimum_magf.c       | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fminimum_num.c        | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fminimum_numf.c       | 47 ++++++++++++++
 sysdeps/loongarch/fpu/s_fminimumf.c           | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fminmag.c             | 29 +++++++++
 sysdeps/loongarch/fpu/s_fminmagf.c            | 29 +++++++++
 sysdeps/loongarch/fpu/s_fpclassify.c          | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_fpclassifyf.c         | 38 ++++++++++++
 sysdeps/loongarch/fpu/s_issignaling.c         | 29 +++++++++
 sysdeps/loongarch/fpu/s_issignalingf.c        | 29 +++++++++
 sysdeps/loongarch/fpu/s_llrint.c              | 29 +++++++++
 sysdeps/loongarch/fpu/s_llrintf.c             | 29 +++++++++
 sysdeps/loongarch/fpu/s_logb.c                | 30 +++++++++
 sysdeps/loongarch/fpu/s_logbf.c               | 30 +++++++++
 sysdeps/loongarch/fpu/s_lrint.c               | 29 +++++++++
 sysdeps/loongarch/fpu/s_lrintf.c              | 29 +++++++++
 sysdeps/loongarch/fpu/s_rint.c                | 29 +++++++++
 sysdeps/loongarch/fpu/s_rintf.c               | 29 +++++++++
 sysdeps/loongarch/fpu/s_scalbn.c              | 29 +++++++++
 sysdeps/loongarch/fpu/s_scalbnf.c             | 29 +++++++++
 sysdeps/loongarch/fpu_control.h               | 17 ++++++
 42 files changed, 1497 insertions(+)
 create mode 100644 sysdeps/loongarch/fpu/e_ilogb.c
 create mode 100644 sysdeps/loongarch/fpu/e_ilogbf.c
 create mode 100644 sysdeps/loongarch/fpu/e_scalb.c
 create mode 100644 sysdeps/loongarch/fpu/e_scalbf.c
 create mode 100644 sysdeps/loongarch/fpu/math-use-builtins-fma.h
 create mode 100644 sysdeps/loongarch/fpu/s_copysign.c
 create mode 100644 sysdeps/loongarch/fpu/s_copysignf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum_mag.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum_mag_num.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum_mag_numf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum_magf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum_num.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximum_numf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaximumf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaxmag.c
 create mode 100644 sysdeps/loongarch/fpu/s_fmaxmagf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum_mag.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum_mag_num.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum_mag_numf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum_magf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum_num.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimum_numf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminimumf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminmag.c
 create mode 100644 sysdeps/loongarch/fpu/s_fminmagf.c
 create mode 100644 sysdeps/loongarch/fpu/s_fpclassify.c
 create mode 100644 sysdeps/loongarch/fpu/s_fpclassifyf.c
 create mode 100644 sysdeps/loongarch/fpu/s_issignaling.c
 create mode 100644 sysdeps/loongarch/fpu/s_issignalingf.c
 create mode 100644 sysdeps/loongarch/fpu/s_llrint.c
 create mode 100644 sysdeps/loongarch/fpu/s_llrintf.c
 create mode 100644 sysdeps/loongarch/fpu/s_logb.c
 create mode 100644 sysdeps/loongarch/fpu/s_logbf.c
 create mode 100644 sysdeps/loongarch/fpu/s_lrint.c
 create mode 100644 sysdeps/loongarch/fpu/s_lrintf.c
 create mode 100644 sysdeps/loongarch/fpu/s_rint.c
 create mode 100644 sysdeps/loongarch/fpu/s_rintf.c
 create mode 100644 sysdeps/loongarch/fpu/s_scalbn.c
 create mode 100644 sysdeps/loongarch/fpu/s_scalbnf.c

-- 
2.36.0


             reply	other threads:[~2022-11-03 12:14 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-03 12:14 Xiaolin Tang [this message]
2022-11-03 12:14 ` [PATCH 1/1] " Xiaolin Tang
2022-11-03 12:42   ` Adhemerval Zanella Netto
2022-11-03 14:39     ` Xi Ruoyao
2022-11-03 16:14       ` Adhemerval Zanella Netto

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