/************************************************************************** * * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ #include "util/u_debug.h" #include "rtasm_cpu.h" #if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64) static boolean rtasm_sse_enabled(void) { static boolean firsttime = 1; static boolean enabled; /* This gets called quite often at the moment: */ if (firsttime) { enabled = !debug_get_bool_option("GALLIUM_NOSSE", FALSE); firsttime = FALSE; } return enabled; } #endif int rtasm_cpu_has_sse(void) { /* FIXME: actually detect this at run-time */ #if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64) return rtasm_sse_enabled(); #else return 0; #endif } int rtasm_cpu_has_sse2(void) { /* FIXME: actually detect this at run-time */ #if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64) return rtasm_sse_enabled(); #else return 0; #endif }