sdl-ios-xcode: src/cpuinfo/SDL

annotate src/cpuinfo/SDL_cpuinfo.c @ 3584:41d01d70659c

Fixed cpuid assembly to work on PIC code

author	Sam Lantinga <slouken@libsdl.org>
date	Wed, 16 Dec 2009 16:42:04 +0000
parents	951dd6a5d1a2
children	b6758aee0dd4

rev	line source
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
2859 99210400e8b9 Updated copyright date Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	3 Copyright (C) 1997-2009 Sam Lantinga
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
1312 c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1229 diff changeset	6 modify it under the terms of the GNU Lesser General Public
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
1312 c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1229 diff changeset	8 version 2.1 of the License, or (at your option) any later version.
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1312 c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1229 diff changeset	13 Lesser General Public License for more details.
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
1312 c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1229 diff changeset	15 You should have received a copy of the GNU Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1229 diff changeset	16 License along with this library; if not, write to the Free Software
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1229 diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
1402 d910939febfa Use consistent identifiers for the various platforms we support. Sam Lantinga <slouken@libsdl.org> parents: 1361 diff changeset	22 #include "SDL_config.h"
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 /* CPU feature detection for SDL */
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25
1361 19418e4422cb New configure-based build system. Still work in progress, but much improved Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	26 #include "SDL_cpuinfo.h"
19418e4422cb New configure-based build system. Still work in progress, but much improved Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	27
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	28 #ifdef HAVE_SYSCTLBYNAME
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	29 #include <sys/types.h>
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	30 #include <sys/sysctl.h>
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	31 #endif
3248 cde30895105d Added 64-bit architectures to the fat build script Sam Lantinga <slouken@libsdl.org> parents: 2984 diff changeset	32 #if defined(__MACOSX__) && (defined(__ppc__) \|\| defined(__ppc64__))
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	33 #include <sys/sysctl.h> /* For AltiVec check */
1487 dc6b59e925a2 Cleaning up warnings on MacOS X Sam Lantinga <slouken@libsdl.org> parents: 1442 diff changeset	34 #elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
793 c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	35 #include <signal.h>
c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	36 #include <setjmp.h>
c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	37 #endif
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	38 #ifdef __WIN32__
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	39 #define WIN32_LEAN_AND_MEAN
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	40 #include <windows.h>
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	41 #endif
793 c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	42
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	43 #define CPU_HAS_RDTSC 0x00000001
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	44 #define CPU_HAS_MMX 0x00000002
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	45 #define CPU_HAS_MMXEXT 0x00000004
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	46 #define CPU_HAS_3DNOW 0x00000010
785 ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	47 #define CPU_HAS_3DNOWEXT 0x00000020
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	48 #define CPU_HAS_SSE 0x00000040
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	49 #define CPU_HAS_SSE2 0x00000080
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	50 #define CPU_HAS_ALTIVEC 0x00000100
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	51
1487 dc6b59e925a2 Cleaning up warnings on MacOS X Sam Lantinga <slouken@libsdl.org> parents: 1442 diff changeset	52 #if SDL_ALTIVEC_BLITTERS && HAVE_SETJMP && !__MACOSX__
793 c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	53 /* This is the brute force way of detecting instruction sets...
c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	54 the idea is borrowed from the libmpeg2 library - thanks!
c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	55 */
c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	56 static jmp_buf jmpbuf;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	57 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	58 illegal_instruction(int sig)
793 c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	59 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	60 longjmp(jmpbuf, 1);
793 c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	61 }
1361 19418e4422cb New configure-based build system. Still work in progress, but much improved Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	62 #endif /* HAVE_SETJMP */
793 c20f08c4f437 Altivec detection on non-MacOS X systems Sam Lantinga <slouken@libsdl.org> parents: 787 diff changeset	63
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	64 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	65 CPU_haveCPUID(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	66 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	67 int has_CPUID = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	68 /* INDENT-OFF */
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	69 #if defined(__GNUC__) && defined(i386)
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	70 __asm__ (
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	71 " pushfl # Get original EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	72 " popl %%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	73 " movl %%eax,%%ecx \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	74 " xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	75 " pushl %%eax # Save new EFLAGS value on stack \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	76 " popfl # Replace current EFLAGS value \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	77 " pushfl # Get new EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	78 " popl %%eax # Store new EFLAGS in EAX \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	79 " xorl %%ecx,%%eax # Can not toggle ID bit, \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	80 " jz 1f # Processor=80486 \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	81 " movl $1,%0 # We have CPUID support \n"
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	82 "1: \n"
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	83 : "=m" (has_CPUID)
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	84 :
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	85 : "%eax", "%ecx"
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	86 );
881 9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	87 #elif defined(__GNUC__) && defined(__x86_64__)
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	88 /* Technically, if this is being compiled under __x86_64__ then it has
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	89 CPUid by definition. But it's nice to be able to prove it. :) */
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	90 __asm__ (
881 9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	91 " pushfq # Get original EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	92 " popq %%rax \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	93 " movq %%rax,%%rcx \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	94 " xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	95 " pushq %%rax # Save new EFLAGS value on stack \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	96 " popfq # Replace current EFLAGS value \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	97 " pushfq # Get new EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	98 " popq %%rax # Store new EFLAGS in EAX \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	99 " xorl %%ecx,%%eax # Can not toggle ID bit, \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	100 " jz 1f # Processor=80486 \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	101 " movl $1,%0 # We have CPUID support \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600 Sam Lantinga <slouken@libsdl.org> parents: 804 diff changeset	102 "1: \n"
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	103 : "=m" (has_CPUID)
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	104 :
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	105 : "%rax", "%rcx"
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	106 );
1442 e3242177fe4a Updated OS/2 build, yay! Sam Lantinga <slouken@libsdl.org> parents: 1426 diff changeset	107 #elif (defined(_MSC_VER) && defined(_M_IX86)) \|\| defined(__WATCOMC__)
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	108 __asm {
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	109 pushfd ; Get original EFLAGS
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	110 pop eax
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	111 mov ecx, eax
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	112 xor eax, 200000h ; Flip ID bit in EFLAGS
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	113 push eax ; Save new EFLAGS value on stack
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	114 popfd ; Replace current EFLAGS value
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	115 pushfd ; Get new EFLAGS
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	116 pop eax ; Store new EFLAGS in EAX
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	117 xor eax, ecx ; Can not toggle ID bit,
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	118 jz done ; Processor=80486
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	119 mov has_CPUID,1 ; We have CPUID support
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	120 done:
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	121 }
1864 7bea26ad3130 I think this fixes bug #244 Sam Lantinga <slouken@libsdl.org> parents: 1590 diff changeset	122 #elif defined(__sun) && defined(__i386)
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	123 __asm (
1229 1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	124 " pushfl \n"
3584 41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	125 " popl %eax \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	126 " movl %eax,%ecx \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	127 " xorl $0x200000,%eax \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	128 " pushl %eax \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	129 " popfl \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	130 " pushfl \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	131 " popl %eax \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	132 " xorl %ecx,%eax \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	133 " jz 1f \n"
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	134 " movl $1,-8(%ebp) \n"
1229 1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	135 "1: \n"
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	136 );
1229 1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	137 #elif defined(__sun) && defined(__amd64)
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	138 __asm (
1229 1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	139 " pushfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	140 " popq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	141 " movq %rax,%rcx \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	142 " xorl $0x200000,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	143 " pushq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	144 " popfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	145 " pushfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	146 " popq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	147 " xorl %ecx,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	148 " jz 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris. Ryan C. Gordon <icculus@icculus.org> parents: 1198 diff changeset	149 " movl $1,-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	150 "1: \n"
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	151 );
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	152 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	153 /* INDENT-ON */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	154 return has_CPUID;
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	155 }
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	157 #if defined(__GNUC__) && (defined(i386) \|\| defined(__x86_64__))
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	158 #define cpuid(func, a, b, c, d) \
3584 41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	159 __asm__ __volatile__ ( \
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	160 " pushl %%ebx \n" \
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	161 " cpuid \n" \
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	162 " movl %%ebx, %%esi \n" \
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	163 " popl %%ebx \n" : \
41d01d70659c Fixed cpuid assembly to work on PIC code Sam Lantinga <slouken@libsdl.org> parents: 3580 diff changeset	164 "=a" (a), "=S" (b), "=c" (c), "=d" (d) : "a" (func))
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	165 #elif (defined(_MSC_VER) && defined(_M_IX86)) \|\| defined(__WATCOMC__)
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	166 #define cpuid(func, a, b, c, d) \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	167 __asm { \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	168 __asm mov eax, func \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	169 __asm cpuid \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	170 __asm mov a, eax \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	171 __asm mov b, ebx \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	172 __asm mov c, ecx \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	173 __asm mov d, edx \
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	174 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	175 #else
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	176 #define cpuid(func, a, b, c, d) \
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	177 a = b = c = d = 0
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	178 #endif
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	179
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	180 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	181 CPU_getCPUIDFeatures(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	182 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	183 int features = 0;
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	184 int a, b, c, d;
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	185
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	186 cpuid(0, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	187 if (a >= 1) {
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	188 cpuid(1, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	189 features = d;
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	190 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	191 return features;
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	192 }
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	193
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	194 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	195 CPU_getCPUIDFeaturesExt(void)
785 ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	196 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	197 int features = 0;
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	198 int a, b, c, d;
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	199
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	200 cpuid(0x80000000, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	201 if (a >= 0x80000001) {
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	202 cpuid(0x80000001, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	203 features = d;
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	204 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	205 return features;
785 ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	206 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	207
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	208 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	209 CPU_haveRDTSC(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	210 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	211 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	212 return (CPU_getCPUIDFeatures() & 0x00000010);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	213 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	214 return 0;
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	215 }
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	217 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	218 CPU_haveMMX(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	219 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	220 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	221 return (CPU_getCPUIDFeatures() & 0x00800000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	222 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	223 return 0;
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	224 }
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	225
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	226 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	227 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	228 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	229 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	230 return (CPU_getCPUIDFeaturesExt() & 0x00400000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	231 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	232 return 0;
785 ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	233 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	234
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	235 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	236 CPU_have3DNow(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	237 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	238 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	239 return (CPU_getCPUIDFeaturesExt() & 0x80000000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	240 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	241 return 0;
785 ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	242 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	243
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	244 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	245 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	246 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	247 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	248 return (CPU_getCPUIDFeaturesExt() & 0x40000000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	249 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	250 return 0;
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	251 }
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	252
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	253 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	254 CPU_haveSSE(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	255 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	256 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	257 return (CPU_getCPUIDFeatures() & 0x02000000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	258 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	259 return 0;
785 ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	260 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection Sam Lantinga <slouken@libsdl.org> parents: 784 diff changeset	261
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	262 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	263 CPU_haveSSE2(void)
778 8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	264 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	265 if (CPU_haveCPUID()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	266 return (CPU_getCPUIDFeatures() & 0x04000000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	267 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	268 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	269 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	270
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	271 static __inline__ int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	272 CPU_haveAltiVec(void)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	273 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	274 volatile int altivec = 0;
3248 cde30895105d Added 64-bit architectures to the fat build script Sam Lantinga <slouken@libsdl.org> parents: 2984 diff changeset	275 #if defined(__MACOSX__) && (defined(__ppc__) \|\| defined(__ppc64__))
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	276 int selectors[2] = { CTL_HW, HW_VECTORUNIT };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	277 int hasVectorUnit = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	278 size_t length = sizeof(hasVectorUnit);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	279 int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	280 if (0 == error)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	281 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	282 #elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	283 void (*handler) (int sig);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	284 handler = signal(SIGILL, illegal_instruction);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	285 if (setjmp(jmpbuf) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	286 asm volatile ("mtspr 256, %0\n\t" "vand %%v0, %%v0, %%v0"::"r" (-1));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	287 altivec = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	288 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	289 signal(SIGILL, handler);
778 8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	290 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	291 return altivec;
778 8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	292 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	293
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	294 static int SDL_CPUCount = 0;
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	295
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	296 int
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	297 SDL_GetCPUCount()
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	298 {
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	299 if (!SDL_CPUCount) {
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	300 #ifdef HAVE_SYSCTLBYNAME
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	301 {
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	302 size_t size = sizeof(SDL_CPUCount);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	303 sysctlbyname("hw.ncpu", &SDL_CPUCount, &size, NULL, 0);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	304 }
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	305 #endif
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	306 #ifdef __WIN32__
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	307 {
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	308 SYSTEM_INFO info;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	309 GetSystemInfo(&info);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	310 SDL_CPUCount = info.dwNumberOfProcessors;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	311 }
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	312 #endif
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	313 /* There has to be at least 1, right? :) */
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	314 if (!SDL_CPUCount) {
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	315 SDL_CPUCount = 1;
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	316 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	317 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	318 return SDL_CPUCount;
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	319 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	320
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	321 /* Oh, such a sweet sweet trick, just not very useful. :) */
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	322 const char *
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	323 SDL_GetCPUType()
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	324 {
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	325 static char SDL_CPUType[48];
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	326
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	327 if (!SDL_CPUType[0]) {
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	328 int i = 0;
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	329 int a, b, c, d;
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	330
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	331 if (CPU_haveCPUID()) {
3580 951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	332 cpuid(0x80000000, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	333 if (a >= 0x80000004) {
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	334 cpuid(0x80000002, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	335 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	336 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	337 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	338 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	339 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	340 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	341 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	342 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	343 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	344 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	345 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	346 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	347 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	348 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	349 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	350 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	351 cpuid(0x80000003, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	352 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	353 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	354 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	355 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	356 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	357 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	358 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	359 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	360 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	361 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	362 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	363 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	364 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	365 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	366 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	367 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	368 cpuid(0x80000004, a, b, c, d);
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	369 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	370 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	371 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	372 SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	373 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	374 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	375 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	376 SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	377 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	378 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	379 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	380 SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	381 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	382 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	383 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
951dd6a5d1a2 Implemented Windows version of SDL_GetCPUCount() Sam Lantinga <slouken@libsdl.org> parents: 3579 diff changeset	384 SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8;
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	385 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	386 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	387 if (!SDL_CPUType[0]) {
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	388 SDL_strlcpy(SDL_CPUType, "Unknown", sizeof(SDL_CPUType));
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	389 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	390 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	391 return SDL_CPUType;
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	392 }
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	393
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	394 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	395
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	396 static Uint32
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	397 SDL_GetCPUFeatures(void)
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	399 if (SDL_CPUFeatures == 0xFFFFFFFF) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	400 SDL_CPUFeatures = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	401 if (CPU_haveRDTSC()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	402 SDL_CPUFeatures \|= CPU_HAS_RDTSC;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	403 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	404 if (CPU_haveMMX()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	405 SDL_CPUFeatures \|= CPU_HAS_MMX;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	406 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	407 if (CPU_haveMMXExt()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	408 SDL_CPUFeatures \|= CPU_HAS_MMXEXT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	409 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	410 if (CPU_have3DNow()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	411 SDL_CPUFeatures \|= CPU_HAS_3DNOW;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	412 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	413 if (CPU_have3DNowExt()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	414 SDL_CPUFeatures \|= CPU_HAS_3DNOWEXT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	415 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	416 if (CPU_haveSSE()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	417 SDL_CPUFeatures \|= CPU_HAS_SSE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	418 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	419 if (CPU_haveSSE2()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	420 SDL_CPUFeatures \|= CPU_HAS_SSE2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	421 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	422 if (CPU_haveAltiVec()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	423 SDL_CPUFeatures \|= CPU_HAS_ALTIVEC;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	424 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	425 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	426 return SDL_CPUFeatures;
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	427 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	428
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	429 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	430 SDL_HasRDTSC(void)
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	431 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	432 if (SDL_GetCPUFeatures() & CPU_HAS_RDTSC) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	433 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	434 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	435 return SDL_FALSE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	436 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	437
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	438 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	439 SDL_HasMMX(void)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	440 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	441 if (SDL_GetCPUFeatures() & CPU_HAS_MMX) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	442 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	443 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	444 return SDL_FALSE;
745 71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	445 }
71ee03909f42 Greatly simplified the SDL CPU info code Sam Lantinga <slouken@libsdl.org> parents: 739 diff changeset	446
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	447 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	448 SDL_HasMMXExt(void)
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	450 if (SDL_GetCPUFeatures() & CPU_HAS_MMXEXT) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	451 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	452 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	453 return SDL_FALSE;
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	456 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	457 SDL_Has3DNow(void)
804 b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	458 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	459 if (SDL_GetCPUFeatures() & CPU_HAS_3DNOW) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	460 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	461 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	462 return SDL_FALSE;
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	463 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	464
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	465 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	466 SDL_Has3DNowExt(void)
804 b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	467 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	468 if (SDL_GetCPUFeatures() & CPU_HAS_3DNOWEXT) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	469 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	470 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	471 return SDL_FALSE;
804 b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	472 }
b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	473
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	474 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	475 SDL_HasSSE(void)
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	476 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	477 if (SDL_GetCPUFeatures() & CPU_HAS_SSE) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	478 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	479 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	480 return SDL_FALSE;
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	482
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	483 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	484 SDL_HasSSE2(void)
804 b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	485 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	486 if (SDL_GetCPUFeatures() & CPU_HAS_SSE2) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	487 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	488 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	489 return SDL_FALSE;
804 b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	490 }
b2fda076b02e * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 796 diff changeset	491
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	492 SDL_bool
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	493 SDL_HasAltiVec(void)
778 8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	494 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	495 if (SDL_GetCPUFeatures() & CPU_HAS_ALTIVEC) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	496 return SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	497 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	498 return SDL_FALSE;
778 8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	499 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100 Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	500
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 #ifdef TEST_MAIN
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	502
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	503 #include <stdio.h>
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	504
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	505 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	506 main()
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	507 {
3579 3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	508 printf("CPU count: %d\n", SDL_GetCPUCount());
3427271a2d75 Added SDL_GetCPUCount() to see how many cores are available. Sam Lantinga <slouken@libsdl.org> parents: 3515 diff changeset	509 printf("CPU name: %s\n", SDL_GetCPUType());
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	510 printf("RDTSC: %d\n", SDL_HasRDTSC());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	511 printf("MMX: %d\n", SDL_HasMMX());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	512 printf("MMXExt: %d\n", SDL_HasMMXExt());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	513 printf("3DNow: %d\n", SDL_Has3DNow());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	514 printf("3DNowExt: %d\n", SDL_Has3DNowExt());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	515 printf("SSE: %d\n", SDL_HasSSE());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	516 printf("SSE2: %d\n", SDL_HasSSE2());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	517 printf("AltiVec: %d\n", SDL_HasAltiVec());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	518 return 0;
739 22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	519 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	520
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h Sam Lantinga <slouken@libsdl.org> parents: diff changeset	521 #endif /* TEST_MAIN */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	522
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1864 diff changeset	523 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/cpuinfo/SDL_cpuinfo.c @ 3584:41d01d70659c