| [AD] bug in __colorconv_blit_16_to_32. |
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i got an error....(several times now), but i dont know how to repeat it.
using win2k sp1... on an AMDk6-2- 500 Mhz.
allegro 4.0.1
msvc6.0 debug built lib.
the error is marked 1/2 way down this dump...
i hope this helps someone !!!!!
__colorconv_blit_16_to_32:
00587EFC A1 D4 C5 BB 00 mov eax,[_cpu_capabilities (00bbc5d4)]
00587F01 83 E0 04 and eax,4
00587F04 0F 84 B6 07 00 00 je __colorconv_blit_15_to_24+0F0h
(005886c0)
00587F0A 55 push ebp
00587F0B 89 E5 mov ebp,esp
00587F0D 53 push ebx
00587F0E 56 push esi
00587F0F 57 push edi
00587F10 BE E0 07 00 00 mov esi,7E0h
00587F15 0F 6E DE movd mm3,esi
00587F18 0F 62 DB punpckldq mm3,mm3
00587F1B BE 00 F8 00 00 mov esi,0F800h
00587F20 0F 6E E6 movd mm4,esi
00587F23 0F 62 E4 punpckldq mm4,mm4
00587F26 BE 1F 00 00 00 mov esi,1Fh
00587F2B 0F 6E EE movd mm5,esi
00587F2E 0F 62 ED punpckldq mm5,mm5
00587F31 8B 75 08 mov esi,dword ptr [ebp+8]
00587F34 8B 4E 00 mov ecx,dword ptr [esi]
00587F37 8B 56 04 mov edx,dword ptr [esi+4]
00587F3A 8B 46 08 mov eax,dword ptr [esi+8]
00587F3D 8B 76 0C mov esi,dword ptr [esi+0Ch]
00587F40 01 C9 add ecx,ecx
00587F42 29 C8 sub eax,ecx
00587F44 8B 7D 0C mov edi,dword ptr [ebp+0Ch]
00587F47 01 C9 add ecx,ecx
00587F49 8B 5F 08 mov ebx,dword ptr [edi+8]
00587F4C 8B 7F 0C mov edi,dword ptr [edi+0Ch]
00587F4F 29 CB sub ebx,ecx
00587F51 C1 E9 02 shr ecx,2
00587F54 89 CD mov ebp,ecx
00587F56 89 F6 mov esi,esi
00587F58 D1 E9 shr ecx,1
00587F5A 89 F6 mov esi,esi
----> ERROR WAS HERE 00587F5C 0F 6E 06 movd mm0,dword
ptr [esi]
00587F5F 0F 61 C0 punpcklwd mm0,mm0
00587F62 0F 6F C8 movq mm1,mm0
00587F65 0F 6F D0 movq mm2,mm0
00587F68 0F DB C5 pand mm0,mm5
00587F6B 0F 72 F0 03 pslld mm0,3
00587F6F 0F DB CB pand mm1,mm3
00587F72 0F 72 F1 05 pslld mm1,5
00587F76 0F EB C1 por mm0,mm1
00587F79 83 C6 04 add esi,4
00587F7C 0F DB D4 pand mm2,mm4
00587F7F 0F 72 F2 08 pslld mm2,8
00587F83 0F EB C2 por mm0,mm2
00587F86 0F 7F 07 movq mmword ptr [edi],mm0
00587F89 83 C7 08 add edi,8
00587F8C 49 dec ecx
00587F8D 75 CD jne __colorconv_blit_16_to_32+60h
(00587f5c)
00587F8F 01 C6 add esi,eax
00587F91 89 E9 mov ecx,ebp
00587F93 01 DF add edi,ebx
00587F95 4A dec edx
00587F96 75 C0 jne __colorconv_blit_16_to_32+5Ch
(00587f58)
00587F98 0F 77 emms
00587F9A 5F pop edi
00587F9B 5E pop esi
00587F9C 5B pop ebx
00587F9D 5D pop ebp
00587F9E C3 ret
00587F9F 90 nop