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comparison src/hermes/x86p_32.asm @ 2134:180fa05e98e2

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Merged r3106:3107 from branches/SDL-1.2: Hermes PIC fixes.
author Ryan C. Gordon <icculus@icculus.org>
date Wed, 27 Jun 2007 10:17:35 +0000
parents eb4d9d99849b
children
comparison
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2133:03715e20ec3c 2134:180fa05e98e2
22 SDL_FUNC _ConvertX86p32_16BGR565 22 SDL_FUNC _ConvertX86p32_16BGR565
23 SDL_FUNC _ConvertX86p32_16RGB555 23 SDL_FUNC _ConvertX86p32_16RGB555
24 SDL_FUNC _ConvertX86p32_16BGR555 24 SDL_FUNC _ConvertX86p32_16BGR555
25 SDL_FUNC _ConvertX86p32_8RGB332 25 SDL_FUNC _ConvertX86p32_8RGB332
26 26
27 EXTERN _x86return
28
29 SECTION .text 27 SECTION .text
30 28
31 ;; _Convert_* 29 ;; _Convert_*
32 ;; Paramters: 30 ;; Paramters:
33 ;; ESI = source 31 ;; ESI = source
51 add esi,BYTE 4 49 add esi,BYTE 4
52 add edi,BYTE 4 50 add edi,BYTE 4
53 dec ecx 51 dec ecx
54 jnz .L1 52 jnz .L1
55 .L2 53 .L2
56 jmp _x86return 54 retn
57 55
58 .L3 ; save ebp 56 .L3 ; save ebp
59 push ebp 57 push ebp
60 58
61 ; unroll four times 59 ; unroll four times
111 add edi,BYTE 4 109 add edi,BYTE 4
112 dec ecx 110 dec ecx
113 jnz .L5 111 jnz .L5
114 112
115 .L6 pop ebp 113 .L6 pop ebp
116 jmp _x86return 114 retn
117 115
118 116
119 117
120 118
121 _ConvertX86p32_32RGBA888: 119 _ConvertX86p32_32RGBA888:
131 add esi,BYTE 4 129 add esi,BYTE 4
132 add edi,BYTE 4 130 add edi,BYTE 4
133 dec ecx 131 dec ecx
134 jnz .L1 132 jnz .L1
135 .L2 133 .L2
136 jmp _x86return 134 retn
137 135
138 .L3 ; save ebp 136 .L3 ; save ebp
139 push ebp 137 push ebp
140 138
141 ; unroll four times 139 ; unroll four times
182 add edi,BYTE 4 180 add edi,BYTE 4
183 dec ecx 181 dec ecx
184 jnz .L5 182 jnz .L5
185 183
186 .L6 pop ebp 184 .L6 pop ebp
187 jmp _x86return 185 retn
188 186
189 187
190 188
191 189
192 _ConvertX86p32_32BGRA888: 190 _ConvertX86p32_32BGRA888:
202 add esi,BYTE 4 200 add esi,BYTE 4
203 add edi,BYTE 4 201 add edi,BYTE 4
204 dec ecx 202 dec ecx
205 jnz .L1 203 jnz .L1
206 .L2 204 .L2
207 jmp _x86return 205 retn
208 206
209 .L3 ; save ebp 207 .L3 ; save ebp
210 push ebp 208 push ebp
211 209
212 ; unroll four times 210 ; unroll four times
255 add edi,BYTE 4 253 add edi,BYTE 4
256 dec ecx 254 dec ecx
257 jnz .L5 255 jnz .L5
258 256
259 .L6 pop ebp 257 .L6 pop ebp
260 jmp _x86return 258 retn
261 259
262 260
263 261
264 262
265 ;; 32 bit RGB 888 to 24 BIT RGB 888 263 ;; 32 bit RGB 888 to 24 BIT RGB 888
280 add esi,BYTE 4 278 add esi,BYTE 4
281 add edi,BYTE 3 279 add edi,BYTE 3
282 dec ecx 280 dec ecx
283 jnz .L1 281 jnz .L1
284 .L2 282 .L2
285 jmp _x86return 283 retn
286 284
287 .L3 ; head 285 .L3 ; head
288 mov edx,edi 286 mov edx,edi
289 and edx,BYTE 11b 287 and edx,BYTE 11b
290 jz .L4 288 jz .L4
352 add edi,BYTE 3 350 add edi,BYTE 3
353 dec ecx 351 dec ecx
354 jnz .L6 352 jnz .L6
355 353
356 .L7 pop ebp 354 .L7 pop ebp
357 jmp _x86return 355 retn
358 356
359 357
360 358
361 359
362 ;; 32 bit RGB 888 to 24 bit BGR 888 360 ;; 32 bit RGB 888 to 24 bit BGR 888
378 add esi,BYTE 4 376 add esi,BYTE 4
379 add edi,BYTE 3 377 add edi,BYTE 3
380 dec ecx 378 dec ecx
381 jnz .L1 379 jnz .L1
382 .L2 380 .L2
383 jmp _x86return 381 retn
384 382
385 .L3 ; head 383 .L3 ; head
386 mov edx,edi 384 mov edx,edi
387 and edx,BYTE 11b 385 and edx,BYTE 11b
388 jz .L4 386 jz .L4
453 dec ecx 451 dec ecx
454 jnz .L6 452 jnz .L6
455 453
456 .L7 454 .L7
457 pop ebp 455 pop ebp
458 jmp _x86return 456 retn
459 457
460 458
461 459
462 460
463 ;; 32 bit RGB 888 to 16 BIT RGB 565 461 ;; 32 bit RGB 888 to 16 BIT RGB 565
482 add edi,BYTE 2 480 add edi,BYTE 2
483 dec ecx 481 dec ecx
484 jnz .L1 482 jnz .L1
485 483
486 .L2: ; End of short loop 484 .L2: ; End of short loop
487 jmp _x86return 485 retn
488 486
489 487
490 .L3 ; head 488 .L3 ; head
491 mov ebx,edi 489 mov ebx,edi
492 and ebx,BYTE 11b 490 and ebx,BYTE 11b
568 mov [edi+1],ah 566 mov [edi+1],ah
569 add esi,BYTE 4 567 add esi,BYTE 4
570 add edi,BYTE 2 568 add edi,BYTE 2
571 569
572 .L7: 570 .L7:
573 jmp _x86return 571 retn
574 572
575 573
576 574
577 575
578 ;; 32 bit RGB 888 to 16 BIT BGR 565 576 ;; 32 bit RGB 888 to 16 BIT BGR 565
597 add esi,BYTE 4 595 add esi,BYTE 4
598 add edi,BYTE 2 596 add edi,BYTE 2
599 dec ecx 597 dec ecx
600 jnz .L1 598 jnz .L1
601 .L2 599 .L2
602 jmp _x86return 600 retn
603 601
604 .L3 ; head 602 .L3 ; head
605 mov ebx,edi 603 mov ebx,edi
606 and ebx,BYTE 11b 604 and ebx,BYTE 11b
607 jz .L4 605 jz .L4
682 mov [edi+1],ah 680 mov [edi+1],ah
683 add esi,BYTE 4 681 add esi,BYTE 4
684 add edi,BYTE 2 682 add edi,BYTE 2
685 683
686 .L7 684 .L7
687 jmp _x86return 685 retn
688 686
689 687
690 688
691 689
692 ;; 32 BIT RGB TO 16 BIT RGB 555 690 ;; 32 BIT RGB TO 16 BIT RGB 555
711 add esi,BYTE 4 709 add esi,BYTE 4
712 add edi,BYTE 2 710 add edi,BYTE 2
713 dec ecx 711 dec ecx
714 jnz .L1 712 jnz .L1
715 .L2 713 .L2
716 jmp _x86return 714 retn
717 715
718 .L3 ; head 716 .L3 ; head
719 mov ebx,edi 717 mov ebx,edi
720 and ebx,BYTE 11b 718 and ebx,BYTE 11b
721 jz .L4 719 jz .L4
793 mov [edi+1],ah 791 mov [edi+1],ah
794 add esi,BYTE 4 792 add esi,BYTE 4
795 add edi,BYTE 2 793 add edi,BYTE 2
796 794
797 .L7 795 .L7
798 jmp _x86return 796 retn
799 797
800 798
801 799
802 800
803 ;; 32 BIT RGB TO 16 BIT BGR 555 801 ;; 32 BIT RGB TO 16 BIT BGR 555
823 add esi,BYTE 4 821 add esi,BYTE 4
824 add edi,BYTE 2 822 add edi,BYTE 2
825 dec ecx 823 dec ecx
826 jnz .L1 824 jnz .L1
827 .L2 825 .L2
828 jmp _x86return 826 retn
829 827
830 .L3 ; head 828 .L3 ; head
831 mov ebx,edi 829 mov ebx,edi
832 and ebx,BYTE 11b 830 and ebx,BYTE 11b
833 jz .L4 831 jz .L4
908 mov [edi+1],ah 906 mov [edi+1],ah
909 add esi,BYTE 4 907 add esi,BYTE 4
910 add edi,BYTE 2 908 add edi,BYTE 2
911 909
912 .L7 910 .L7
913 jmp _x86return 911 retn
914 912
915 913
916 914
917 915
918 916
1038 1036
1039 dec ecx 1037 dec ecx
1040 jnz .L3 1038 jnz .L3
1041 1039
1042 .L4: 1040 .L4:
1043 jmp _x86return 1041 retn
1044 1042
1045 %ifidn __OUTPUT_FORMAT__,elf 1043 %ifidn __OUTPUT_FORMAT__,elf
1046 section .note.GNU-stack noalloc noexec nowrite progbits 1044 section .note.GNU-stack noalloc noexec nowrite progbits
1047 %endif 1045 %endif