From ad0f5cad15f1c76faf3843b3e189dead2c05cfcc Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 16 Oct 2011 20:58:17 -0400 Subject: Use rounds{s,d} for x86 rint, ceil, floor --- sysdeps/x86_64/fpu/multiarch/s_ceilf.S | 40 ++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 sysdeps/x86_64/fpu/multiarch/s_ceilf.S (limited to 'sysdeps/x86_64/fpu/multiarch/s_ceilf.S') diff --git a/sysdeps/x86_64/fpu/multiarch/s_ceilf.S b/sysdeps/x86_64/fpu/multiarch/s_ceilf.S new file mode 100644 index 0000000000..65ce252f6f --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_ceilf.S @@ -0,0 +1,40 @@ +/* Copyright (C) 2011 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2011. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + + +ENTRY(__ceilf) + .type __ceilf, @gnu_indirect_function + call __get_cpu_features@plt + movq %rax, %rdx + leaq __ceilf_sse41(%rip), %rax + testl $bit_SSE4_1, CPUID_OFFSET+index_SSE4_1(%rdx) + jnz 2f + leaq __ceilf_c(%rip), %rax +2: ret +END(__ceilf) +weak_alias (__ceilf, ceilf) + + +ENTRY(__ceilf_sse41) + roundss $2, %xmm0, %xmm0 + ret +END(__ceilf_sse41) -- cgit v1.2.1