Mercurial > sdl-ios-xcode
view src/hermes/x86_main.asm @ 1165:4fa705cdecb9
Date: Tue, 1 Nov 2005 02:51:09 +0000
From: Mike Frysinger <vapier@gentoo.org>
To: sdl@libsdl.org
Subject: Re: [SDL] libsdl needs some tweaks for DirectFB 0.9.23
On Fri, Oct 28, 2005 at 01:23:57AM +0000, Mike Frysinger wrote:
> the new release of DirectFB breaks the libsdl DirectRB video module
>
> specifically, this change:
> http://www.directfb.org/index.php/viewcvs.cgi/DirectFB/include/directfb.h.diff?r1=1.266&r2=1.267
>
> but (unless i missed something), it should be trivial to fix (just annoying)
> ... ive done so in Gentoo (also attached):
> http://viewcvs.gentoo.org/media-libs/libsdl/files/libsdl-1.2.9-DirectFB-updates.patch
hmm, i did miss something ... need to include directfb_version.h before trying
to test version defines :)
updated patch attached as well as previous URL
-mike
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Tue, 01 Nov 2005 04:18:08 +0000 |
parents | 74212992fb08 |
children | da33b7e6d181 |
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; ; x86 format converters for HERMES ; Some routines Copyright (c) 1998 Christian Nentwich (brn@eleet.mcb.at) ; This source code is licensed under the GNU LGPL ; ; Please refer to the file COPYING.LIB contained in the distribution for ; licensing conditions ; ; Most routines are (c) Glenn Fiedler (ptc@gaffer.org), used with permission ; BITS 32 GLOBAL _ConvertX86 GLOBAL _x86return GLOBAL _Hermes_X86_CPU SECTION .data cpu_flags dd 0 SECTION .text ;; _ConvertX86: ;; [ESP+8] ConverterInfo* ;; -------------------------------------------------------------------------- ;; ConverterInfo (ebp+..) ;; 0: void *s_pixels ;; 4: int s_width ;; 8: int s_height ;; 12: int s_add ;; 16: void *d_pixels ;; 20: int d_width ;; 24: int d_height ;; 28: int d_add ;; 32: void (*converter_function)() ;; 36: int32 *lookup _ConvertX86: push ebp mov ebp,esp ; Save the registers used by the blitters, necessary for optimized code pusha mov eax,[ebp+8] cmp dword [eax+4],BYTE 0 je endconvert mov ebp,eax mov esi,[ebp+0] mov edi,[ebp+16] y_loop: mov ecx,[ebp+4] jmp [ebp+32] _x86return: add esi,[ebp+12] add edi,[ebp+28] dec dword [ebp+8] jnz y_loop ; Restore the registers used by the blitters, necessary for optimized code popa pop ebp endconvert: ret ;; Hermes_X86_CPU returns the CPUID flags in eax _Hermes_X86_CPU: pushfd pop eax mov ecx,eax xor eax,040000h push eax popfd pushfd pop eax xor eax,ecx jz .L1 ; Processor is 386 push ecx popfd mov eax,ecx xor eax,200000h push eax popfd pushfd pop eax xor eax,ecx je .L1 pusha mov eax,1 cpuid mov [cpu_flags],edx popa mov eax,[cpu_flags] .L1: ret