From eae47a361821b60ad4274feae1d6e3fa4572cd0a Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Wed, 14 Mar 2012 16:29:47 -0700 Subject: Add framework for using sparc VIS3 instructions, use it for copysign/signbit. * sysdeps/sparc/configure.in: New file. * sysdeps/sparc/configure: Generate. * configure.in (libc_cv_sparc_as_vis3): Substitute. * configure: Regenerate. * config.h.in (HAVE_AS_VIS3_SUPPORT): New. * config.make.in (have-as-vis3): New. * sysdeps/sparc/sparc32/sparcv9/Makefile (ASFLAGS-*): If VIS3 is available use -Av9d instead of -Av9a. * sysdeps/sparc/sparc64/Makefile: Likewise. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/Makefile: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbit-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbit.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbitf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbitf.S: New file. --- config.h.in | 3 +++ 1 file changed, 3 insertions(+) (limited to 'config.h.in') diff --git a/config.h.in b/config.h.in index 7e5f4d4635..3b938f8013 100644 --- a/config.h.in +++ b/config.h.in @@ -90,6 +90,9 @@ /* Defined on SPARC if GCC emits GOTDATA relocations. */ #undef HAVE_GCC_GOTDATA +/* Define on SPARC if AS supports VIS3 instructions. */ +#undef HAVE_AS_VIS3_SUPPORT + /* Define if the linker supports the -z combreloc option. */ #undef HAVE_Z_COMBRELOC -- cgit 1.4.1