From b0eef0dc2557febea7d425fee1f9c2da382898a6 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Fonseca?= Date: Tue, 19 Feb 2008 13:41:38 +0900 Subject: [PATCH] Add run-time cpu capabilities detection stubs. --- src/gallium/auxiliary/draw/draw_vf_sse.c | 6 ++-- src/gallium/auxiliary/rtasm/Makefile | 1 + src/gallium/auxiliary/rtasm/SConscript | 1 + src/gallium/auxiliary/rtasm/rtasm_cpu.c | 50 ++++++++++++++++++++++++++++++++ src/gallium/auxiliary/rtasm/rtasm_cpu.h | 42 +++++++++++++++++++++++++++ 5 files changed, 97 insertions(+), 3 deletions(-) create mode 100644 src/gallium/auxiliary/rtasm/rtasm_cpu.c create mode 100644 src/gallium/auxiliary/rtasm/rtasm_cpu.h diff --git a/src/gallium/auxiliary/draw/draw_vf_sse.c b/src/gallium/auxiliary/draw/draw_vf_sse.c index 1e889deeea8..6076f9849d0 100644 --- a/src/gallium/auxiliary/draw/draw_vf_sse.c +++ b/src/gallium/auxiliary/draw/draw_vf_sse.c @@ -35,8 +35,8 @@ #if defined(USE_SSE_ASM) +#include "rtasm/rtasm_cpu.h" #include "rtasm/rtasm_x86sse.h" -#include "x86/common_x86_asm.h" #define X 0 @@ -576,7 +576,7 @@ void draw_vf_generate_sse_emit( struct draw_vertex_fetch *vf ) { struct x86_program p; - if (!cpu_has_xmm) { + if (!rtasm_cpu_has_sse()) { vf->codegen_emit = NULL; return; } @@ -586,7 +586,7 @@ void draw_vf_generate_sse_emit( struct draw_vertex_fetch *vf ) p.vf = vf; p.inputs_safe = 0; /* for now */ p.outputs_safe = 1; /* for now */ - p.have_sse2 = cpu_has_xmm2; + p.have_sse2 = rtasm_cpu_has_sse2(); p.identity = x86_make_reg(file_XMM, 6); p.chan0 = x86_make_reg(file_XMM, 7); diff --git a/src/gallium/auxiliary/rtasm/Makefile b/src/gallium/auxiliary/rtasm/Makefile index bc339d2aa6e..9b972f8f861 100644 --- a/src/gallium/auxiliary/rtasm/Makefile +++ b/src/gallium/auxiliary/rtasm/Makefile @@ -4,6 +4,7 @@ include $(TOP)/configs/current LIBNAME = rtasm C_SOURCES = \ + rtasm_cpu.c \ rtasm_execmem.c \ rtasm_x86sse.c diff --git a/src/gallium/auxiliary/rtasm/SConscript b/src/gallium/auxiliary/rtasm/SConscript index 6eca1fe4c02..ac41a4f2122 100644 --- a/src/gallium/auxiliary/rtasm/SConscript +++ b/src/gallium/auxiliary/rtasm/SConscript @@ -3,6 +3,7 @@ Import('*') rtasm = env.ConvenienceLibrary( target = 'rtasm', source = [ + 'rtasm_cpu.c', 'rtasm_execmem.c', 'rtasm_x86sse.c' ]) diff --git a/src/gallium/auxiliary/rtasm/rtasm_cpu.c b/src/gallium/auxiliary/rtasm/rtasm_cpu.c new file mode 100644 index 00000000000..eb3359750b4 --- /dev/null +++ b/src/gallium/auxiliary/rtasm/rtasm_cpu.c @@ -0,0 +1,50 @@ +/************************************************************************** + * + * 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 "rtasm_cpu.h" + + +int rtasm_cpu_has_sse(void) +{ + /* FIXME: actually detect this at run-time */ +#if defined(__i386__) || defined(__386__) + return 1; +#else + return 0; +#endif +} + +int rtasm_cpu_has_sse2(void) +{ + /* FIXME: actually detect this at run-time */ +#if defined(__i386__) || defined(__386__) + return 1; +#else + return 0; +#endif +} diff --git a/src/gallium/auxiliary/rtasm/rtasm_cpu.h b/src/gallium/auxiliary/rtasm/rtasm_cpu.h new file mode 100644 index 00000000000..ebc71634fdf --- /dev/null +++ b/src/gallium/auxiliary/rtasm/rtasm_cpu.h @@ -0,0 +1,42 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +/** + * @file + * Runtime detection of CPU capabilities. + */ + +#ifndef _RTASM_CPU_H_ +#define _RTASM_CPU_H_ + + +int rtasm_cpu_has_sse(void); + +int rtasm_cpu_has_sse2(void); + + +#endif /* _RTASM_CPU_H_ */ -- 2.11.0