diff options
| -rw-r--r-- | src/mesa/SConscript | 1 | ||||
| -rw-r--r-- | src/mesa/main/cpuinfo.c | 109 | ||||
| -rw-r--r-- | src/mesa/main/cpuinfo.h | 47 | ||||
| -rw-r--r-- | src/mesa/sources.mak | 1 |
4 files changed, 158 insertions, 0 deletions
diff --git a/src/mesa/SConscript b/src/mesa/SConscript index f8edb25d7a..b2f3d96d93 100644 --- a/src/mesa/SConscript +++ b/src/mesa/SConscript @@ -40,6 +40,7 @@ if env['platform'] != 'winddk': 'main/colortab.c', 'main/context.c', 'main/convolve.c', + 'main/cpuinfo.c', 'main/debug.c', 'main/depth.c', 'main/depthstencil.c', diff --git a/src/mesa/main/cpuinfo.c b/src/mesa/main/cpuinfo.c new file mode 100644 index 0000000000..b4bfb40eb1 --- /dev/null +++ b/src/mesa/main/cpuinfo.c @@ -0,0 +1,109 @@ +/* + * Mesa 3-D graphics library + * Version: 7.5 + * + * Copyright (C) 2009 VMware, Inc. 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, sublicense, + * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL 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 "main/imports.h" +#include "main/cpuinfo.h" + + +/** + * This function should be called before the various "cpu_has_foo" macros + * are used. + */ +void +_mesa_get_cpu_features(void) +{ +#ifdef USE_X86_ASM + _mesa_get_x86_features(); +#endif +} + + +/** + * Return a string describing the CPU architexture and extensions that + * Mesa is using (such as SSE or Altivec). + * \return information string, free it with _mesa_free() + */ +char * +_mesa_get_cpu_string(void) +{ +#define MAX_STRING 50 + char *buffer; + + buffer = (char *) _mesa_malloc(MAX_STRING); + if (!buffer) + return NULL; + + buffer[0] = 0; + +#ifdef USE_X86_ASM + + if (_mesa_x86_cpu_features) { + strcat(buffer, "x86"); + } + +# ifdef USE_MMX_ASM + if (cpu_has_mmx) { + strcat(buffer, (cpu_has_mmxext) ? "/MMX+" : "/MMX"); + } +# endif +# ifdef USE_3DNOW_ASM + if (cpu_has_3dnow) { + strcat(buffer, (cpu_has_3dnowext) ? "/3DNow!+" : "/3DNow!"); + } +# endif +# ifdef USE_SSE_ASM + if (cpu_has_xmm) { + strcat(buffer, (cpu_has_xmm2) ? "/SSE2" : "/SSE"); + } +# endif + +#elif defined(USE_SPARC_ASM) + + strcat(buffer, "SPARC"); + +#elif defined(USE_PPC_ASM) + + if (_mesa_ppc_cpu_features) { + strcat(buffer, (cpu_has_64) ? "PowerPC 64" : "PowerPC"); + } + +# ifdef USE_VMX_ASM + + if (cpu_has_vmx) { + strcat(buffer, "/Altivec"); + } + +# endif + + if (! cpu_has_fpu) { + strcat(buffer, "/No FPU"); + } + +#endif + + assert(_mesa_strlen(buffer) < MAX_STRING); + + return buffer; +} diff --git a/src/mesa/main/cpuinfo.h b/src/mesa/main/cpuinfo.h new file mode 100644 index 0000000000..c41a90b075 --- /dev/null +++ b/src/mesa/main/cpuinfo.h @@ -0,0 +1,47 @@ +/* + * Mesa 3-D graphics library + * Version: 7.5 + * + * Copyright (C) 2009 VMware, Inc. 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, sublicense, + * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL 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. + */ + + +#ifndef CPUINFO_H +#define CPUINFO_H + + +#if defined(USE_X86_ASM) +#include "x86/common_x86_asm.h" +#endif + +#if defined(USE_PPC_ASM) +#include "ppc/common_ppc_features.h" +#endif + + +extern void +_mesa_get_cpu_features(void); + + +extern char * +_mesa_get_cpu_string(void); + + +#endif /* CPUINFO_H */ diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak index 66b4625bfd..f019ef40ba 100644 --- a/src/mesa/sources.mak +++ b/src/mesa/sources.mak @@ -17,6 +17,7 @@ MAIN_SOURCES = \ main/colortab.c \ main/context.c \ main/convolve.c \ + main/cpuinfo.c \ main/debug.c \ main/depth.c \ main/depthstencil.c \ |