src/cpuinfo/SDL_cpuinfo.c
author Shawn Walker <eviltypeguy@icculus.org>
Tue, 19 Feb 2013 22:04:50 +0000
branchSDL-1.2
changeset 6908 8b9fcdd925d8
parent 6364 4a08ade5b4c9
permissions -rw-r--r--
Fix syntax error causing Solaris build failures.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2012 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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/* CPU feature detection for SDL */
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#include "SDL.h"
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#include "SDL_cpuinfo.h"
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#if defined(__MACOSX__) && (defined(__ppc__) || defined(__ppc64__))
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#include <sys/sysctl.h> /* For AltiVec check */
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#elif defined(__OpenBSD__) && defined(__powerpc__)
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#include <sys/param.h>
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#include <sys/sysctl.h> /* For AltiVec check */
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#include <machine/cpu.h>
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#elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
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#include <signal.h>
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#include <setjmp.h>
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#endif
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#define CPU_HAS_RDTSC	0x00000001
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#define CPU_HAS_MMX	0x00000002
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#define CPU_HAS_MMXEXT	0x00000004
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#define CPU_HAS_3DNOW	0x00000010
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#define CPU_HAS_3DNOWEXT 0x00000020
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#define CPU_HAS_SSE	0x00000040
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#define CPU_HAS_SSE2	0x00000080
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#define CPU_HAS_ALTIVEC	0x00000100
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#if SDL_ALTIVEC_BLITTERS && HAVE_SETJMP && !__MACOSX__ && !__OpenBSD__
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/* This is the brute force way of detecting instruction sets...
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   the idea is borrowed from the libmpeg2 library - thanks!
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 */
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static jmp_buf jmpbuf;
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static void illegal_instruction(int sig)
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{
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	longjmp(jmpbuf, 1);
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}
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#endif /* HAVE_SETJMP */
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static __inline__ int CPU_haveCPUID(void)
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{
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	int has_CPUID = 0;
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#if defined(__GNUC__) && defined(i386)
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	__asm__ (
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"        pushfl                      # Get original EFLAGS             \n"
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"        popl    %%eax                                                 \n"
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"        movl    %%eax,%%ecx                                           \n"
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"        xorl    $0x200000,%%eax     # Flip ID bit in EFLAGS           \n"
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"        pushl   %%eax               # Save new EFLAGS value on stack  \n"
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"        popfl                       # Replace current EFLAGS value    \n"
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"        pushfl                      # Get new EFLAGS                  \n"
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"        popl    %%eax               # Store new EFLAGS in EAX         \n"
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"        xorl    %%ecx,%%eax         # Can not toggle ID bit,          \n"
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"        jz      1f                  # Processor=80486                 \n"
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"        movl    $1,%0               # We have CPUID support           \n"
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"1:                                                                    \n"
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	: "=m" (has_CPUID)
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	:
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	: "%eax", "%ecx"
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	);
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#elif defined(__GNUC__) && defined(__x86_64__)
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/* Technically, if this is being compiled under __x86_64__ then it has 
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CPUid by definition.  But it's nice to be able to prove it.  :)      */
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	__asm__ (
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"        pushfq                      # Get original EFLAGS             \n"
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"        popq    %%rax                                                 \n"
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"        movq    %%rax,%%rcx                                           \n"
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"        xorl    $0x200000,%%eax     # Flip ID bit in EFLAGS           \n"
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"        pushq   %%rax               # Save new EFLAGS value on stack  \n"
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"        popfq                       # Replace current EFLAGS value    \n"
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"        pushfq                      # Get new EFLAGS                  \n"
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"        popq    %%rax               # Store new EFLAGS in EAX         \n"
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"        xorl    %%ecx,%%eax         # Can not toggle ID bit,          \n"
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"        jz      1f                  # Processor=80486                 \n"
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"        movl    $1,%0               # We have CPUID support           \n"
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"1:                                                                    \n"
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	: "=m" (has_CPUID)
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	:
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	: "%rax", "%rcx"
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	);
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#elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
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	__asm {
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        pushfd                      ; Get original EFLAGS
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        pop     eax
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        mov     ecx, eax
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        xor     eax, 200000h        ; Flip ID bit in EFLAGS
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        push    eax                 ; Save new EFLAGS value on stack
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        popfd                       ; Replace current EFLAGS value
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        pushfd                      ; Get new EFLAGS
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        pop     eax                 ; Store new EFLAGS in EAX
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        xor     eax, ecx            ; Can not toggle ID bit,
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        jz      done                ; Processor=80486
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        mov     has_CPUID,1         ; We have CPUID support
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done:
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	}
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#elif defined(__sun) && defined(__i386)
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	__asm (
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"       pushfl                 \n"
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"	popl    %eax           \n"
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"	movl    %eax,%ecx      \n"
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   121
"	xorl    $0x200000,%eax \n"
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diff changeset
   122
"	pushl   %eax           \n"
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diff changeset
   123
"	popfl                  \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
   124
"	pushfl                 \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
   125
"	popl    %eax           \n"
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diff changeset
   126
"	xorl    %ecx,%eax      \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
   127
"	jz      1f             \n"
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parents: 1312
diff changeset
   128
"	movl    $1,-8(%ebp)    \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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   129
"1:                            \n"
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   130
	);
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   131
#elif defined(__sun) && defined(__amd64)
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   132
	__asm (
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diff changeset
   133
"       pushfq                 \n"
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   134
"       popq    %rax           \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   135
"       movq    %rax,%rcx      \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   136
"       xorl    $0x200000,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   137
"       pushq   %rax           \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   138
"       popfq                  \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   139
"       pushfq                 \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   140
"       popq    %rax           \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   141
"       xorl    %ecx,%eax      \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   142
"       jz      1f             \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   143
"       movl    $1,-8(%rbp)    \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   144
"1:                            \n"
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   145
	);
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   146
#endif
71ee03909f42 Greatly simplified the SDL CPU info code
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   147
	return has_CPUID;
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   148
}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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parents:
diff changeset
   149
1426
ef9a9064bff2 *** empty log message ***
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   150
static __inline__ int CPU_getCPUIDFeatures(void)
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   151
{
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	int features = 0;
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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   153
#if defined(__GNUC__) && defined(i386)
745
71ee03909f42 Greatly simplified the SDL CPU info code
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   154
	__asm__ (
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   155
"        xorl    %%eax,%%eax         # Set up for CPUID instruction    \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   156
"        pushl   %%ebx                                                 \n"
745
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diff changeset
   157
"        cpuid                       # Get and save vendor ID          \n"
4387
72d3b4fd918b Missing pop over a jump
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diff changeset
   158
"        popl    %%ebx                                                 \n"
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   159
"        cmpl    $1,%%eax            # Make sure 1 is valid input for CPUID\n"
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   160
"        jl      1f                  # We dont have the CPUID instruction\n"
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   161
"        xorl    %%eax,%%eax                                           \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   162
"        incl    %%eax                                                 \n"
4387
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diff changeset
   163
"        pushl   %%ebx                                                 \n"
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   164
"        cpuid                       # Get family/model/stepping/features\n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   165
"        popl    %%ebx                                                 \n"
745
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diff changeset
   166
"        movl    %%edx,%0                                              \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
   167
"1:                                                                    \n"
784
a2dde6aff60e *** empty log message ***
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parents: 778
diff changeset
   168
	: "=m" (features)
745
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diff changeset
   169
	:
4372
ca91f36ef3de 1.2 branch: fixed assembly code register clobbering.
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diff changeset
   170
	: "%eax", "%ecx", "%edx"
745
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diff changeset
   171
	);
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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diff changeset
   172
#elif defined(__GNUC__) && defined(__x86_64__)
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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   173
	__asm__ (
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   174
"        xorl    %%eax,%%eax         # Set up for CPUID instruction    \n"
4387
72d3b4fd918b Missing pop over a jump
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parents: 4386
diff changeset
   175
"        pushq   %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   176
"        cpuid                       # Get and save vendor ID          \n"
4387
72d3b4fd918b Missing pop over a jump
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parents: 4386
diff changeset
   177
"        popq    %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   178
"        cmpl    $1,%%eax            # Make sure 1 is valid input for CPUID\n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   179
"        jl      1f                  # We dont have the CPUID instruction\n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   180
"        xorl    %%eax,%%eax                                           \n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   181
"        incl    %%eax                                                 \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   182
"        pushq   %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   183
"        cpuid                       # Get family/model/stepping/features\n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   184
"        popq    %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   185
"        movl    %%edx,%0                                              \n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   186
"1:                                                                    \n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   187
	: "=m" (features)
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   188
	:
4372
ca91f36ef3de 1.2 branch: fixed assembly code register clobbering.
Ryan C. Gordon <icculus@icculus.org>
parents: 4245
diff changeset
   189
	: "%rax", "%rcx", "%rdx"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
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parents: 4159
diff changeset
   190
	);
1442
e3242177fe4a Updated OS/2 build, yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1426
diff changeset
   191
#elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
749
06cdd106d61c Updated Visual C++ support
Sam Lantinga <slouken@libsdl.org>
parents: 747
diff changeset
   192
	__asm {
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   193
        xor     eax, eax            ; Set up for CPUID instruction
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   194
        push    ebx
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   195
        cpuid                       ; Get and save vendor ID
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   196
        pop     ebx
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   197
        cmp     eax, 1              ; Make sure 1 is valid input for CPUID
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   198
        jl      done                ; We dont have the CPUID instruction
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   199
        xor     eax, eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   200
        inc     eax
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   201
        push    ebx
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   202
        cpuid                       ; Get family/model/stepping/features
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   203
        pop     ebx
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   204
        mov     features, edx
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diff changeset
   205
done:
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   206
	}
1864
7bea26ad3130 I think this fixes bug #244
Sam Lantinga <slouken@libsdl.org>
parents: 1590
diff changeset
   207
#elif defined(__sun) && (defined(__i386) || defined(__amd64))
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   208
	    __asm(
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   209
"        xorl    %eax,%eax         \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   210
"        pushl   %ebx              \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   211
"        cpuid                     \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   212
"        popl    %ebx              \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   213
"        cmpl    $1,%eax           \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   214
"        jl      1f                \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   215
"        xorl    %eax,%eax         \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   216
"        incl    %eax              \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   217
"        pushl   %ebx              \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   218
"        cpuid                     \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   219
"        popl    %ebx              \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   220
#ifdef __i386
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diff changeset
   221
"        movl    %edx,-8(%ebp)     \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   222
#else
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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diff changeset
   223
"        movl    %edx,-8(%rbp)     \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   224
#endif
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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parents: 1198
diff changeset
   225
"1:                                \n"
6908
8b9fcdd925d8 Fix syntax error causing Solaris build failures.
Shawn Walker <eviltypeguy@icculus.org>
parents: 6364
diff changeset
   226
	    );
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   227
#endif
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   228
	return features;
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   229
}
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
   230
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   231
static __inline__ int CPU_getCPUIDFeaturesExt(void)
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
   232
{
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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diff changeset
   233
	int features = 0;
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   234
#if defined(__GNUC__) && defined(i386)
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   235
	__asm__ (
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   236
"        movl    $0x80000000,%%eax   # Query for extended functions    \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   237
"        pushl   %%ebx                                                 \n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   238
"        cpuid                       # Get extended function limit     \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   239
"        popl    %%ebx                                                 \n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   240
"        cmpl    $0x80000001,%%eax                                     \n"
787
07760c8854d1 Date: Sat, 24 Jan 2004 14:49:58 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 786
diff changeset
   241
"        jl      1f                  # Nope, we dont have function 800000001h\n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   242
"        movl    $0x80000001,%%eax   # Setup extended function 800000001h\n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   243
"        pushl   %%ebx                                                 \n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   244
"        cpuid                       # and get the information         \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   245
"        popl    %%ebx                                                 \n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   246
"        movl    %%edx,%0                                              \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   247
"1:                                                                    \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   248
	: "=m" (features)
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   249
	:
4372
ca91f36ef3de 1.2 branch: fixed assembly code register clobbering.
Ryan C. Gordon <icculus@icculus.org>
parents: 4245
diff changeset
   250
	: "%eax", "%ecx", "%edx"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   251
	);
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   252
#elif defined(__GNUC__) && defined (__x86_64__)
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   253
	__asm__ (
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   254
"        movl    $0x80000000,%%eax   # Query for extended functions    \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   255
"        pushq   %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   256
"        cpuid                       # Get extended function limit     \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   257
"        popq    %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   258
"        cmpl    $0x80000001,%%eax                                     \n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   259
"        jl      1f                  # Nope, we dont have function 800000001h\n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   260
"        movl    $0x80000001,%%eax   # Setup extended function 800000001h\n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   261
"        pushq   %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   262
"        cpuid                       # and get the information         \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   263
"        popq    %%rbx                                                 \n"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   264
"        movl    %%edx,%0                                              \n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   265
"1:                                                                    \n"
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   266
	: "=m" (features)
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   267
	:
4372
ca91f36ef3de 1.2 branch: fixed assembly code register clobbering.
Ryan C. Gordon <icculus@icculus.org>
parents: 4245
diff changeset
   268
	: "%rax", "%rcx", "%rdx"
4180
0a9a29fc00c2 Patch from Fedora project to fix crashes with SDL_HasSSE() on amd64.
Ryan C. Gordon <icculus@icculus.org>
parents: 4159
diff changeset
   269
	);
1442
e3242177fe4a Updated OS/2 build, yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1426
diff changeset
   270
#elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   271
	__asm {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
   272
        mov     eax,80000000h       ; Query for extended functions
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   273
        push    ebx
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   274
        cpuid                       ; Get extended function limit
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   275
        pop     ebx
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   276
        cmp     eax,80000001h
787
07760c8854d1 Date: Sat, 24 Jan 2004 14:49:58 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 786
diff changeset
   277
        jl      done                ; Nope, we dont have function 800000001h
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   278
        mov     eax,80000001h       ; Setup extended function 800000001h
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   279
        push    ebx
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   280
        cpuid                       ; and get the information
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   281
        pop     ebx
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   282
        mov     features,edx
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   283
done:
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   284
	}
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   285
#elif defined(__sun) && ( defined(__i386) || defined(__amd64) )
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   286
	    __asm (
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   287
"        movl    $0x80000000,%eax \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   288
"        pushl   %ebx             \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   289
"        cpuid                    \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   290
"        popl    %ebx             \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   291
"        cmpl    $0x80000001,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   292
"        jl      1f               \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   293
"        movl    $0x80000001,%eax \n"
4387
72d3b4fd918b Missing pop over a jump
Sam Lantinga <slouken@libsdl.org>
parents: 4386
diff changeset
   294
"        pushl   %ebx             \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   295
"        cpuid                    \n"
4386
dcb26ac38e6b Fixed crash - need to save and restore rbx around cpuid, since the compiler may be assuming the stack pointer isn't being modified when filling in %0.
Sam Lantinga <slouken@libsdl.org>
parents: 4372
diff changeset
   296
"        popl    %ebx             \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   297
#ifdef __i386
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   298
"        movl    %edx,-8(%ebp)   \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   299
#else
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   300
"        movl    %edx,-8(%rbp)   \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   301
#endif
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   302
"1:                               \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
   303
	    );
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   304
#endif
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   305
	return features;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   306
}
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   307
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   308
static __inline__ int CPU_haveRDTSC(void)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   309
{
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   310
	if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   311
		return (CPU_getCPUIDFeatures() & 0x00000010);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   312
	}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   313
	return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   314
}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   315
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   316
static __inline__ int CPU_haveMMX(void)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   317
{
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   318
	if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   319
		return (CPU_getCPUIDFeatures() & 0x00800000);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   320
	}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   321
	return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   322
}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   323
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   324
static __inline__ int CPU_haveMMXExt(void)
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   325
{
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   326
	if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   327
		return (CPU_getCPUIDFeaturesExt() & 0x00400000);
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   328
	}
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   329
	return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   330
}
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   331
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   332
static __inline__ int CPU_have3DNow(void)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   333
{
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   334
	if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   335
		return (CPU_getCPUIDFeaturesExt() & 0x80000000);
747
da36f59485da Check for CPUID before checking for 3DNow!
Sam Lantinga <slouken@libsdl.org>
parents: 745
diff changeset
   336
	}
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   337
	return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   338
}
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   339
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   340
static __inline__ int CPU_have3DNowExt(void)
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   341
{
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   342
	if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   343
		return (CPU_getCPUIDFeaturesExt() & 0x40000000);
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   344
	}
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   345
	return 0;
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   346
}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   347
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   348
static __inline__ int CPU_haveSSE(void)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   349
{
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   350
	if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   351
		return (CPU_getCPUIDFeatures() & 0x02000000);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   352
	}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   353
	return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   354
}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   356
static __inline__ int CPU_haveSSE2(void)
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   357
{
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   358
	if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   359
		return (CPU_getCPUIDFeatures() & 0x04000000);
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   360
	}
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   361
	return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   362
}
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   363
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   364
static __inline__ int CPU_haveAltiVec(void)
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   365
{
796
dec19b813b04 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 795
diff changeset
   366
	volatile int altivec = 0;
6364
4a08ade5b4c9 Fixed bug 1434 - Add AltiVec detection for OpenBSD/powerpc
Sam Lantinga <slouken@libsdl.org>
parents: 6137
diff changeset
   367
#if (defined(__MACOSX__) && (defined(__ppc__) || defined(__ppc64__))) || (defined(__OpenBSD__) && defined(__powerpc__))
4a08ade5b4c9 Fixed bug 1434 - Add AltiVec detection for OpenBSD/powerpc
Sam Lantinga <slouken@libsdl.org>
parents: 6137
diff changeset
   368
# ifdef __OpenBSD__
4a08ade5b4c9 Fixed bug 1434 - Add AltiVec detection for OpenBSD/powerpc
Sam Lantinga <slouken@libsdl.org>
parents: 6137
diff changeset
   369
	int selectors[2] = { CTL_MACHDEP, CPU_ALTIVEC };
4a08ade5b4c9 Fixed bug 1434 - Add AltiVec detection for OpenBSD/powerpc
Sam Lantinga <slouken@libsdl.org>
parents: 6137
diff changeset
   370
# else
4a08ade5b4c9 Fixed bug 1434 - Add AltiVec detection for OpenBSD/powerpc
Sam Lantinga <slouken@libsdl.org>
parents: 6137
diff changeset
   371
	int selectors[2] = { CTL_HW, HW_VECTORUNIT };
4a08ade5b4c9 Fixed bug 1434 - Add AltiVec detection for OpenBSD/powerpc
Sam Lantinga <slouken@libsdl.org>
parents: 6137
diff changeset
   372
# endif
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   373
	int hasVectorUnit = 0; 
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   374
	size_t length = sizeof(hasVectorUnit); 
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   375
	int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0); 
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   376
	if( 0 == error )
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   377
		altivec = (hasVectorUnit != 0); 
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
   378
#elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   379
	void (*handler)(int sig);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   380
	handler = signal(SIGILL, illegal_instruction);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   381
	if ( setjmp(jmpbuf) == 0 ) {
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   382
		asm volatile ("mtspr 256, %0\n\t"
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   383
			      "vand %%v0, %%v0, %%v0"
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   384
			      :
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   385
			      : "r" (-1));
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   386
		altivec = 1;
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   387
	}
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   388
	signal(SIGILL, handler);
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   389
#endif
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
   390
	return altivec; 
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   391
}
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   392
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
static Uint32 SDL_CPUFeatures = 0xFFFFFFFF;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   395
static Uint32 SDL_GetCPUFeatures(void)
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
{
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
	if ( SDL_CPUFeatures == 0xFFFFFFFF ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
		SDL_CPUFeatures = 0;
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   399
		if ( CPU_haveRDTSC() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   400
			SDL_CPUFeatures |= CPU_HAS_RDTSC;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   401
		}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
		if ( CPU_haveMMX() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
			SDL_CPUFeatures |= CPU_HAS_MMX;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
		}
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   405
		if ( CPU_haveMMXExt() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   406
			SDL_CPUFeatures |= CPU_HAS_MMXEXT;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   407
		}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   408
		if ( CPU_have3DNow() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
			SDL_CPUFeatures |= CPU_HAS_3DNOW;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
		}
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   411
		if ( CPU_have3DNowExt() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   412
			SDL_CPUFeatures |= CPU_HAS_3DNOWEXT;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   413
		}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
		if ( CPU_haveSSE() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   415
			SDL_CPUFeatures |= CPU_HAS_SSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   416
		}
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   417
		if ( CPU_haveSSE2() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   418
			SDL_CPUFeatures |= CPU_HAS_SSE2;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
   419
		}
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   420
		if ( CPU_haveAltiVec() ) {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   421
			SDL_CPUFeatures |= CPU_HAS_ALTIVEC;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   422
		}
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   423
	}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
	return SDL_CPUFeatures;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   426
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   427
SDL_bool SDL_HasRDTSC(void)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   428
{
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   429
	if ( SDL_GetCPUFeatures() & CPU_HAS_RDTSC ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   430
		return SDL_TRUE;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   431
	}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   432
	return SDL_FALSE;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   433
}
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   434
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   435
SDL_bool SDL_HasMMX(void)
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   436
{
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
	if ( SDL_GetCPUFeatures() & CPU_HAS_MMX ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   438
		return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   439
	}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   440
	return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   441
}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   442
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   443
SDL_bool SDL_HasMMXExt(void)
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   444
{
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   445
	if ( SDL_GetCPUFeatures() & CPU_HAS_MMXEXT ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   446
		return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   447
	}
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   448
	return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   449
}
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   450
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   451
SDL_bool SDL_Has3DNow(void)
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
{
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
	if ( SDL_GetCPUFeatures() & CPU_HAS_3DNOW ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
		return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
	}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
	return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   459
SDL_bool SDL_Has3DNowExt(void)
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   460
{
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   461
	if ( SDL_GetCPUFeatures() & CPU_HAS_3DNOWEXT ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   462
		return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   463
	}
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   464
	return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   465
}
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   466
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   467
SDL_bool SDL_HasSSE(void)
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   468
{
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
	if ( SDL_GetCPUFeatures() & CPU_HAS_SSE ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
		return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
	}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   472
	return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   474
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   475
SDL_bool SDL_HasSSE2(void)
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   476
{
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   477
	if ( SDL_GetCPUFeatures() & CPU_HAS_SSE2 ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   478
		return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   479
	}
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   480
	return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   481
}
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
   482
1426
ef9a9064bff2 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   483
SDL_bool SDL_HasAltiVec(void)
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   484
{
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   485
	if ( SDL_GetCPUFeatures() & CPU_HAS_ALTIVEC ) {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   486
		return SDL_TRUE;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   487
	}
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   488
	return SDL_FALSE;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   489
}
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   490
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
#ifdef TEST_MAIN
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
#include <stdio.h>
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
int main()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
{
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   497
	printf("RDTSC: %d\n", SDL_HasRDTSC());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
	printf("MMX: %d\n", SDL_HasMMX());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   499
	printf("MMXExt: %d\n", SDL_HasMMXExt());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
	printf("3DNow: %d\n", SDL_Has3DNow());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   501
	printf("3DNowExt: %d\n", SDL_Has3DNowExt());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
	printf("SSE: %d\n", SDL_HasSSE());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
   503
	printf("SSE2: %d\n", SDL_HasSSE2());
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   504
	printf("AltiVec: %d\n", SDL_HasAltiVec());
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
   505
	return 0;
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
}
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   508
#endif /* TEST_MAIN */