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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-03-15 18:42:00 +0000 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-04-29 08:43:37 -0300 |
commit | 6cac323c8dd78668e65aaa29f044cbd33c1a66a5 (patch) | |
tree | 12ea516e5207039c8117594223aac9e3acb23805 /sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile | |
parent | c4c0848bbb7a4ad6ab8149abf982a0f10fd2821b (diff) | |
download | glibc-6cac323c8dd78668e65aaa29f044cbd33c1a66a5.tar.gz glibc-6cac323c8dd78668e65aaa29f044cbd33c1a66a5.tar.xz glibc-6cac323c8dd78668e65aaa29f044cbd33c1a66a5.zip |
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 <gabriel@inconstante.eti.br>
Diffstat (limited to 'sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile')
-rw-r--r-- | sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile index 4e85021d50..cf38e347f2 100644 --- a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile @@ -26,6 +26,8 @@ libm-sysdep_routines += s_llrintf-power6 s_llrintf-ppc32 s_llrint-power6 \ s_logbf-power7 s_logbf-ppc32 e_hypot-power7 \ e_hypot-ppc32 e_hypotf-power7 e_hypotf-ppc32 +CFLAGS-s_ceil-power5+.c = -mcpu=power5+ +CFLAGS-s_ceilf-power5+.c = -mcpu=power5+ CFLAGS-s_modf-power5+.c = -mcpu=power5+ CFLAGS-s_modff-power5+.c = -mcpu=power5+ CFLAGS-s_logbl-power7.c = -mcpu=power7 |