From 6cac323c8dd78668e65aaa29f044cbd33c1a66a5 Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Date: Fri, 15 Mar 2019 18:42:00 +0000 Subject: powerpc: ceil/ceilf refactor This patches consolidates all the powerpc ceil{f} implementations on the generic sysdeps/powerpc/fpu/s_ceil{f}. The generic implementation uses either the compiler builts for ISA 2.03+ (which generates the frip instruction) or a generic implementation which uses FP only operations. It adds a generic implementation (round_to_integer.h) which is shared with other rounding to integer routines. The resulting code should be similar in term os performance to previous assembly one. The IFUNC organization for powerpc64 is also change to be enabled only for powerpc64 and not for powerpc64le (since minium ISA of 2.08 does not require the fallback generic implementation). Checked on powerpc-linux-gnu (built without --with-cpu, with --with-cpu=power4 and with --with-cpu=power5+ and --disable-multi-arch), powerpc64-linux-gnu (built without --with-cp and with --with-cpu=power5+ and --disable-multi-arch). * sysdeps/powerpc/fpu/fenv_libc.h (__fesetround_inline_nocheck): New function. * sysdeps/powerpc/fpu/round_to_integer.h: New file. * sysdeps/powerpc/fpu/s_ceil.c: Likewise. * sysdeps/powerpc/fpu/s_ceilf.c: Likewise. * sysdeps/powerpc/powerpc32/fpu/s_ceil.S: Remove file. * sysdeps/powerpc/powerpc32/fpu/s_ceilf.S: Likewise. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile (CFLAGS-s_ceil-power5+.c, CFLAGS-s_ceilf-power5+.c): New rule. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-power5+.S: Remove file. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-power5+.S: Likewise. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-power5+.c: New file. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-power5+.c: Likewise. * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power5+/fpu/s_ceil.S: Remove file. * sysdeps/powerpc/powerpc32/power5+/fpu/s_ceilf.S: Likewise. * sysdeps/powerpc/powerpc64/be/fpu/multiarch/Makefile: New file. * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceil-power5+.c: Likewise. * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceil-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceil.c: Move to ... * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceil.c: ... here. * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceilf-power5+.c: New file. * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceilf-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceilf.c: Move to ... * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceilf.c: ... * here. * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile (libm-sysdep_routines): Remove s_ceil-power5+, s_ceil-ppc64, s_ceilf-power5+, and s_ceilf-ppc64. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceil-power5+.S: Remove file. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceil-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceilf-power5+.S: Likewise. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceilf-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/fpu/s_ceil.S: Likewise. * sysdeps/powerpc/powerpc64/fpu/s_ceilf.S: Likewise. * sysdeps/powerpc/powerpc64/power5+/fpu/s_ceil.S: Likewise. * sysdeps/powerpc/powerpc64/power5+/fpu/s_ceilf.S: Likewise. Reviewed-by: Gabriel F. T. Gomes --- ChangeLog | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) (limited to 'ChangeLog') diff --git a/ChangeLog b/ChangeLog index f6538bb10e..6db6889e2d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,59 @@ 2019-04-29 Adhemerval Zanella + * sysdeps/powerpc/fpu/fenv_libc.h (__fesetround_inline_nocheck): New + function. + * sysdeps/powerpc/fpu/round_to_integer.h: New file. + * sysdeps/powerpc/fpu/s_ceil.c: Likewise. + * sysdeps/powerpc/fpu/s_ceilf.c: Likewise. + * sysdeps/powerpc/powerpc32/fpu/s_ceil.S: Remove file. + * sysdeps/powerpc/powerpc32/fpu/s_ceilf.S: Likewise. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile + (CFLAGS-s_ceil-power5+.c, CFLAGS-s_ceilf-power5+.c): New rule. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-power5+.S: + Remove file. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-ppc32.S: + Likewise. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-power5+.S: + Likewise. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-ppc32.S: + Likewise. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-power5+.c: + New file. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceil-ppc32.c: + Likewise. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-power5+.c: + Likewise. + * sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_ceilf-ppc32.c: + Likewise. + * sysdeps/powerpc/powerpc32/power5+/fpu/s_ceil.S: Remove file. + * sysdeps/powerpc/powerpc32/power5+/fpu/s_ceilf.S: Likewise. + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/Makefile: New file. + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceil-power5+.c: + Likewise. + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceil-ppc64.c: + Likewise. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceil.c: Move to ... + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceil.c: ... here. + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceilf-power5+.c: New + file. + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceilf-ppc64.c: + Likewise. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceilf.c: Move to ... + * sysdeps/powerpc/powerpc64/be/fpu/multiarch/s_ceilf.c: ... + * here. + * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile + (libm-sysdep_routines): Remove s_ceil-power5+, s_ceil-ppc64, + s_ceilf-power5+, and s_ceilf-ppc64. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceil-power5+.S: Remove + file. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceil-ppc64.S: Likewise. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceilf-power5+.S: Likewise. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_ceilf-ppc64.S: Likewise. + * sysdeps/powerpc/powerpc64/fpu/s_ceil.S: Likewise. + * sysdeps/powerpc/powerpc64/fpu/s_ceilf.S: Likewise. + * sysdeps/powerpc/powerpc64/power5+/fpu/s_ceil.S: Likewise. + * sysdeps/powerpc/powerpc64/power5+/fpu/s_ceilf.S: Likewise. + * sysdeps/powerpc/power4/fpu/Makefile: Remove file. * sysdeps/powerpc/power4/fpu/mpa-arch.h: Likewise. * sysdeps/powerpc/power4/fpu/mpa.c: Likewise. -- cgit 1.4.1