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Gentoo's Bugzilla – Attachment 259978 Details for
Bug 347947
x11-libs/pixman-0.20.0 fails scaling-test and affine-test with gcc-4.4 and -O2
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gcc-4.4.5-pixman-0.20-emms-bug.txt
gcc-4.4.5-pixman-0.20-emms-bug.txt (text/plain), 42.59 KB, created by
Siarhei Siamashka
on 2011-01-15 23:44:04 UTC
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hide
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Description:
gcc-4.4.5-pixman-0.20-emms-bug.txt
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Creator:
Siarhei Siamashka
Created:
2011-01-15 23:44:04 UTC
Size:
42.59 KB
patch
obsolete
>gcc 4.4.5, CFLAGS="-march=athlon-xp -O2 -pipe" > >Using the following test patch, we can add a relatively unique FLDPI >instruction in the code, then find it in the disassembly listing >and see how it can be reached. Supposedly we can't reach FLDPI from >any MMX instruction without having EMMS in between. > >PS. Adding 'asm volatile ("emms")' before the first 'if' expression >would make the whole test setup a bit more convincing, but I'm just >lazy to update the disassembly listing. > >diff --git a/pixman/pixman-fast-path.h b/pixman/pixman-fast-path.h >index 6fe448c..b6b921a 100644 >--- a/pixman/pixman-fast-path.h >+++ b/pixman/pixman-fast-path.h >@@ -333,16 +333,21 @@ fast_composite_scaled_nearest_ ## scale_func_name (pixman_implementation_t *imp, > if (left_pad > 0) \ > { \ > scanline_func (dst, src, left_pad, 0, 0, 0); \ >+ asm volatile ("emms"); \ > } \ > if (width > 0) \ > { \ > scanline_func (dst + left_pad, src, width, vx, unit_x, 0); \ >+ asm volatile ("emms"); \ > } \ > if (right_pad > 0) \ > { \ > scanline_func (dst + left_pad + width, src + src_image->bits.width - 1, \ > right_pad, 0, 0, 0); \ >+ asm volatile ("emms"); \ > } \ >+ asm volatile ("fldpi"); \ >+ asm volatile ("emms"); \ > } \ > else if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NONE) \ > { \ > >Now a disassembly listing of 'fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER', which >is causing assert problem in pixman test: > >00000250 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER>: > 250: 55 push %ebp > 251: 89 e5 mov %esp,%ebp > 253: 57 push %edi > 254: 56 push %esi > 255: 53 push %ebx > 256: 81 ec bc 00 00 00 sub $0xbc,%esp > 25c: 8b 4d 18 mov 0x18(%ebp),%ecx > 25f: 8b 75 10 mov 0x10(%ebp),%esi > 262: 8b 45 20 mov 0x20(%ebp),%eax > 265: 8b 55 1c mov 0x1c(%ebp),%edx > 268: 8b 99 84 00 00 00 mov 0x84(%ecx),%ebx > 26e: c1 e0 10 shl $0x10,%eax > 271: c1 e2 10 shl $0x10,%edx > 274: 05 00 80 00 00 add $0x8000,%eax > 279: 81 c2 00 80 00 00 add $0x8000,%edx > 27f: 89 5d b4 mov %ebx,-0x4c(%ebp) > 282: 8b 89 8c 00 00 00 mov 0x8c(%ecx),%ecx > 288: 8b 5d 10 mov 0x10(%ebp),%ebx > 28b: 89 4d b8 mov %ecx,-0x48(%ebp) > 28e: 8b 4d 10 mov 0x10(%ebp),%ecx > 291: 8b b6 84 00 00 00 mov 0x84(%esi),%esi > 297: 89 b5 70 ff ff ff mov %esi,-0x90(%ebp) > 29d: 8b 89 8c 00 00 00 mov 0x8c(%ecx),%ecx > 2a3: 89 45 e0 mov %eax,-0x20(%ebp) > 2a6: 8d 45 dc lea -0x24(%ebp),%eax > 2a9: 89 55 dc mov %edx,-0x24(%ebp) > 2ac: c7 45 e4 00 00 01 00 movl $0x10000,-0x1c(%ebp) > 2b3: 89 8d 5c ff ff ff mov %ecx,-0xa4(%ebp) > 2b9: 89 44 24 04 mov %eax,0x4(%esp) > 2bd: 8b 43 30 mov 0x30(%ebx),%eax > 2c0: 89 04 24 mov %eax,(%esp) > 2c3: e8 fc ff ff ff call 2c4 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x74> > 2c8: 85 c0 test %eax,%eax > 2ca: 0f 84 a0 03 00 00 je 670 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x420> > 2d0: 8b 43 30 mov 0x30(%ebx),%eax > 2d3: 8b 7d dc mov -0x24(%ebp),%edi > 2d6: 8b 30 mov (%eax),%esi > 2d8: 4f dec %edi > 2d9: 89 75 b0 mov %esi,-0x50(%ebp) > 2dc: 8b 40 10 mov 0x10(%eax),%eax > 2df: 89 7d dc mov %edi,-0x24(%ebp) > 2e2: 89 85 68 ff ff ff mov %eax,-0x98(%ebp) > 2e8: 8b 45 e0 mov -0x20(%ebp),%eax > 2eb: 48 dec %eax > 2ec: 85 ff test %edi,%edi > 2ee: 89 45 8c mov %eax,-0x74(%ebp) > 2f1: 89 45 e0 mov %eax,-0x20(%ebp) > 2f4: 8b 4b 7c mov 0x7c(%ebx),%ecx > 2f7: 0f 88 ce 08 00 00 js bcb <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x97b> > 2fd: 89 f0 mov %esi,%eax > 2ff: 89 f3 mov %esi,%ebx > 301: 89 7d a0 mov %edi,-0x60(%ebp) > 304: 99 cltd > 305: 83 c0 ff add $0xffffffff,%eax > 308: c7 45 a8 00 00 00 00 movl $0x0,-0x58(%ebp) > 30f: 89 d6 mov %edx,%esi > 311: 83 d2 ff adc $0xffffffff,%edx > 314: 89 45 98 mov %eax,-0x68(%ebp) > 317: 89 55 9c mov %edx,-0x64(%ebp) > 31a: 89 fa mov %edi,%edx > 31c: c7 45 ac 00 00 00 00 movl $0x0,-0x54(%ebp) > 323: c1 fa 1f sar $0x1f,%edx > 326: c7 45 90 00 00 00 00 movl $0x0,-0x70(%ebp) > 32d: c7 85 7c ff ff ff 00 movl $0x0,-0x84(%ebp) > 334: 00 00 00 > 337: 89 55 a4 mov %edx,-0x5c(%ebp) > 33a: 89 c8 mov %ecx,%eax > 33c: 89 5c 24 08 mov %ebx,0x8(%esp) > 340: 89 74 24 0c mov %esi,0xc(%esp) > 344: 99 cltd > 345: c1 e0 10 shl $0x10,%eax > 348: 0f a4 ca 10 shld $0x10,%ecx,%edx > 34c: 03 45 98 add -0x68(%ebp),%eax > 34f: 13 55 9c adc -0x64(%ebp),%edx > 352: 2b 45 a0 sub -0x60(%ebp),%eax > 355: 1b 55 a4 sbb -0x5c(%ebp),%edx > 358: 89 04 24 mov %eax,(%esp) > 35b: 89 54 24 04 mov %edx,0x4(%esp) > 35f: e8 fc ff ff ff call 360 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x110> > 364: 89 c3 mov %eax,%ebx > 366: 2b 5d a8 sub -0x58(%ebp),%ebx > 369: 89 d6 mov %edx,%esi > 36b: 1b 75 ac sbb -0x54(%ebp),%esi > 36e: 8b 55 34 mov 0x34(%ebp),%edx > 371: c7 45 80 00 00 00 00 movl $0x0,-0x80(%ebp) > 378: 89 95 74 ff ff ff mov %edx,-0x8c(%ebp) > 37e: 85 f6 test %esi,%esi > 380: 78 27 js 3a9 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x159> > 382: 89 d0 mov %edx,%eax > 384: 99 cltd > 385: 89 45 c0 mov %eax,-0x40(%ebp) > 388: 39 d6 cmp %edx,%esi > 38a: 89 55 c4 mov %edx,-0x3c(%ebp) > 38d: 0f 8c 25 08 00 00 jl bb8 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x968> > 393: 0f 8e 17 08 00 00 jle bb0 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x960> > 399: 8b 55 34 mov 0x34(%ebp),%edx > 39c: c7 85 74 ff ff ff 00 movl $0x0,-0x8c(%ebp) > 3a3: 00 00 00 > 3a6: 89 55 80 mov %edx,-0x80(%ebp) > 3a9: 03 7d 90 add -0x70(%ebp),%edi > 3ac: 8b 5d 38 mov 0x38(%ebp),%ebx > 3af: 4b dec %ebx > 3b0: 89 bd 6c ff ff ff mov %edi,-0x94(%ebp) > 3b6: 89 5d 94 mov %ebx,-0x6c(%ebp) > 3b9: 0f 88 b1 02 00 00 js 670 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x420> > 3bf: 8b 45 b8 mov -0x48(%ebp),%eax > 3c2: 8b 5d b0 mov -0x50(%ebp),%ebx > 3c5: 0f af 45 30 imul 0x30(%ebp),%eax > 3c9: 8b 55 b8 mov -0x48(%ebp),%edx > 3cc: 8b 75 b4 mov -0x4c(%ebp),%esi > 3cf: 01 db add %ebx,%ebx > 3d1: 8b 8d 7c ff ff ff mov -0x84(%ebp),%ecx > 3d7: 89 5d a8 mov %ebx,-0x58(%ebp) > 3da: 03 5d b0 add -0x50(%ebp),%ebx > 3dd: c1 e2 02 shl $0x2,%edx > 3e0: 03 45 2c add 0x2c(%ebp),%eax > 3e3: 89 55 90 mov %edx,-0x70(%ebp) > 3e6: 8b 95 7c ff ff ff mov -0x84(%ebp),%edx > 3ec: 03 55 80 add -0x80(%ebp),%edx > 3ef: 89 5d a0 mov %ebx,-0x60(%ebp) > 3f2: 03 5d b0 add -0x50(%ebp),%ebx > 3f5: 8d 04 86 lea (%esi,%eax,4),%eax > 3f8: 8d 14 90 lea (%eax,%edx,4),%edx > 3fb: 8d 0c 88 lea (%eax,%ecx,4),%ecx > 3fe: 89 5d 98 mov %ebx,-0x68(%ebp) > 401: 89 55 84 mov %edx,-0x7c(%ebp) > 404: 89 4d 88 mov %ecx,-0x78(%ebp) > 407: 90 nop > 408: 8b 55 8c mov -0x74(%ebp),%edx > 40b: 8b 75 90 mov -0x70(%ebp),%esi > 40e: 8b 5d 10 mov 0x10(%ebp),%ebx > 411: 8b 8d 68 ff ff ff mov -0x98(%ebp),%ecx > 417: 01 4d 8c add %ecx,-0x74(%ebp) > 41a: 01 c6 add %eax,%esi > 41c: c1 fa 10 sar $0x10,%edx > 41f: 89 b5 78 ff ff ff mov %esi,-0x88(%ebp) > 425: 8b 8b 80 00 00 00 mov 0x80(%ebx),%ecx > 42b: 31 db xor %ebx,%ebx > 42d: 85 d2 test %edx,%edx > 42f: 78 14 js 445 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x1f5> > 431: 39 ca cmp %ecx,%edx > 433: 0f 8d 47 02 00 00 jge 680 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x430> > 439: 8b 9d 5c ff ff ff mov -0xa4(%ebp),%ebx > 43f: 0f af da imul %edx,%ebx > 442: c1 e3 02 shl $0x2,%ebx > 445: 03 9d 70 ff ff ff add -0x90(%ebp),%ebx > 44b: 8b 95 7c ff ff ff mov -0x84(%ebp),%edx > 451: 0f ef db pxor %mm3,%mm3 > 454: 85 d2 test %edx,%edx > 456: 89 df mov %ebx,%edi > 458: 7f 10 jg 46a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x21a> > 45a: e9 87 00 00 00 jmp 4e6 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x296> > 45f: 90 nop > 460: 89 f1 mov %esi,%ecx > 462: 89 08 mov %ecx,(%eax) > 464: 83 c0 04 add $0x4,%eax > 467: 4a dec %edx > 468: 74 76 je 4e0 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x290> > 46a: a8 0f test $0xf,%al > 46c: 0f 84 a6 03 00 00 je 818 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x5c8> > 472: 8b 0f mov (%edi),%ecx > 474: 8b 30 mov (%eax),%esi > 476: 89 cb mov %ecx,%ebx > 478: c1 eb 18 shr $0x18,%ebx > 47b: fe c3 inc %bl > 47d: 74 e3 je 462 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x212> > 47f: 85 c9 test %ecx,%ecx > 481: 74 dd je 460 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x210> > 483: 66 0f 6e c1 movd %ecx,%xmm0 > 487: 0f ef c0 pxor %mm0,%mm0 > 48a: 66 0f d6 45 c0 movq %xmm0,-0x40(%ebp) > 48f: 0f 6f 4d c0 movq -0x40(%ebp),%mm1 > 493: 66 0f 6e c6 movd %esi,%xmm0 > 497: 0f 60 c8 punpcklbw %mm0,%mm1 > 49a: 66 0f d6 45 c0 movq %xmm0,-0x40(%ebp) > 49f: 0f 6f 55 c0 movq -0x40(%ebp),%mm2 > 4a3: 0f 60 d0 punpcklbw %mm0,%mm2 > 4a6: 0f 70 c1 ff pshufw $0xff,%mm1,%mm0 > 4aa: 0f ef 05 08 00 00 00 pxor 0x8,%mm0 > 4b1: 0f d5 c2 pmullw %mm2,%mm0 > 4b4: 0f dd 05 00 00 00 00 paddusw 0x0,%mm0 > 4bb: 0f e4 05 10 00 00 00 pmulhuw 0x10,%mm0 > 4c2: 0f dc c1 paddusb %mm1,%mm0 > 4c5: 0f 67 c3 packuswb %mm3,%mm0 > 4c8: 0f 7e c1 movd %mm0,%ecx > 4cb: 0f 7e 85 54 ff ff ff movd %mm0,-0xac(%ebp) > 4d2: 89 08 mov %ecx,(%eax) > 4d4: 83 c0 04 add $0x4,%eax > 4d7: 4a dec %edx > 4d8: 75 90 jne 46a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x21a> > 4da: 8d b6 00 00 00 00 lea 0x0(%esi),%esi > 4e0: 89 fb mov %edi,%ebx > 4e2: 0f 77 emms > 4e4: 0f 77 emms > >(0) ^^^^ this is final EMMS from the inlined 'scanline_func' followed by an > extra EMMS added by the test patch > > 4e6: 8b 4d 80 mov -0x80(%ebp),%ecx > 4e9: 8b 45 88 mov -0x78(%ebp),%eax > 4ec: 0f ef db pxor %mm3,%mm3 > >(1) ^^^^ this stray PXOR happens after EMMS and is causing problems > > 4ef: 8b 95 6c ff ff ff mov -0x94(%ebp),%edx > 4f5: 85 c9 test %ecx,%ecx > 4f7: 0f 8e a2 00 00 00 jle 59f <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x34f> > >(2) ^^^ here we jump to 59f > > 4fd: 89 4d b4 mov %ecx,-0x4c(%ebp) > 500: 89 5d c0 mov %ebx,-0x40(%ebp) > 503: eb 13 jmp 518 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x2c8> > 505: 8d 76 00 lea 0x0(%esi),%esi > 508: 89 fb mov %edi,%ebx > 50a: 89 18 mov %ebx,(%eax) > 50c: 83 c0 04 add $0x4,%eax > 50f: ff 4d b4 decl -0x4c(%ebp) > 512: 0f 84 80 00 00 00 je 598 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x348> > 518: a8 0f test $0xf,%al > 51a: 0f 84 78 04 00 00 je 998 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x748> > 520: 8b 4d c0 mov -0x40(%ebp),%ecx > 523: 89 d3 mov %edx,%ebx > 525: 03 55 b0 add -0x50(%ebp),%edx > 528: c1 fb 10 sar $0x10,%ebx > 52b: 8b 38 mov (%eax),%edi > 52d: 8b 1c 99 mov (%ecx,%ebx,4),%ebx > 530: 89 de mov %ebx,%esi > 532: c1 ee 18 shr $0x18,%esi > 535: 89 f1 mov %esi,%ecx > 537: fe c1 inc %cl > 539: 74 cf je 50a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x2ba> > 53b: 85 db test %ebx,%ebx > 53d: 74 c9 je 508 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x2b8> > 53f: 66 0f 6e c3 movd %ebx,%xmm0 > 543: 0f ef c0 pxor %mm0,%mm0 > 546: 66 0f d6 45 b8 movq %xmm0,-0x48(%ebp) > 54b: 0f 6f 4d b8 movq -0x48(%ebp),%mm1 > 54f: 66 0f 6e c7 movd %edi,%xmm0 > 553: 0f 60 c8 punpcklbw %mm0,%mm1 > 556: 66 0f d6 45 b8 movq %xmm0,-0x48(%ebp) > 55b: 0f 6f 55 b8 movq -0x48(%ebp),%mm2 > 55f: 0f 60 d0 punpcklbw %mm0,%mm2 > 562: 0f 70 c1 ff pshufw $0xff,%mm1,%mm0 > 566: 0f ef 05 08 00 00 00 pxor 0x8,%mm0 > 56d: 0f d5 c2 pmullw %mm2,%mm0 > 570: 0f dd 05 00 00 00 00 paddusw 0x0,%mm0 > 577: 0f e4 05 10 00 00 00 pmulhuw 0x10,%mm0 > 57e: 0f dc c1 paddusb %mm1,%mm0 > 581: 0f 67 c3 packuswb %mm3,%mm0 > 584: 0f 7e c3 movd %mm0,%ebx > 587: 0f 7e 85 54 ff ff ff movd %mm0,-0xac(%ebp) > 58e: 89 18 mov %ebx,(%eax) > 590: 83 c0 04 add $0x4,%eax > 593: ff 4d b4 decl -0x4c(%ebp) > 596: 75 80 jne 518 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x2c8> > 598: 8b 5d c0 mov -0x40(%ebp),%ebx > 59b: 0f 77 emms > 59d: 0f 77 emms > > 59f: 8b 85 74 ff ff ff mov -0x8c(%ebp),%eax > 5a5: 85 c0 test %eax,%eax > 5a7: 0f 8e 9f 00 00 00 jle 64c <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x3fc> > >(3) ^^^ here we jump to 64c > > 5ad: 8b 55 10 mov 0x10(%ebp),%edx > 5b0: 0f ef db pxor %mm3,%mm3 > 5b3: 8b 42 7c mov 0x7c(%edx),%eax > 5b6: 8b 95 74 ff ff ff mov -0x8c(%ebp),%edx > 5bc: 8d 5c 83 fc lea -0x4(%ebx,%eax,4),%ebx > 5c0: 8b 45 84 mov -0x7c(%ebp),%eax > 5c3: 89 df mov %ebx,%edi > 5c5: eb 0b jmp 5d2 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x382> > 5c7: 90 nop > 5c8: 89 f1 mov %esi,%ecx > 5ca: 89 08 mov %ecx,(%eax) > 5cc: 83 c0 04 add $0x4,%eax > 5cf: 4a dec %edx > 5d0: 74 76 je 648 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x3f8> > 5d2: a8 0f test $0xf,%al > 5d4: 0f 84 be 00 00 00 je 698 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x448> > 5da: 8b 0f mov (%edi),%ecx > 5dc: 8b 30 mov (%eax),%esi > 5de: 89 cb mov %ecx,%ebx > 5e0: c1 eb 18 shr $0x18,%ebx > 5e3: fe c3 inc %bl > 5e5: 74 e3 je 5ca <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x37a> > 5e7: 85 c9 test %ecx,%ecx > 5e9: 74 dd je 5c8 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x378> > 5eb: 66 0f 6e c1 movd %ecx,%xmm0 > 5ef: 0f ef c0 pxor %mm0,%mm0 > 5f2: 66 0f d6 45 c0 movq %xmm0,-0x40(%ebp) > 5f7: 0f 6f 4d c0 movq -0x40(%ebp),%mm1 > 5fb: 66 0f 6e c6 movd %esi,%xmm0 > 5ff: 0f 60 c8 punpcklbw %mm0,%mm1 > 602: 66 0f d6 45 c0 movq %xmm0,-0x40(%ebp) > 607: 0f 6f 55 c0 movq -0x40(%ebp),%mm2 > 60b: 0f 60 d0 punpcklbw %mm0,%mm2 > 60e: 0f 70 c1 ff pshufw $0xff,%mm1,%mm0 > 612: 0f ef 05 08 00 00 00 pxor 0x8,%mm0 > 619: 0f d5 c2 pmullw %mm2,%mm0 > 61c: 0f dd 05 00 00 00 00 paddusw 0x0,%mm0 > 623: 0f e4 05 10 00 00 00 pmulhuw 0x10,%mm0 > 62a: 0f dc c1 paddusb %mm1,%mm0 > 62d: 0f 67 c3 packuswb %mm3,%mm0 > 630: 0f 7e c1 movd %mm0,%ecx > 633: 0f 7e 85 54 ff ff ff movd %mm0,-0xac(%ebp) > 63a: 89 08 mov %ecx,(%eax) > 63c: 83 c0 04 add $0x4,%eax > 63f: 4a dec %edx > 640: 75 90 jne 5d2 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x382> > 642: 8d b6 00 00 00 00 lea 0x0(%esi),%esi > 648: 0f 77 emms > 64a: 0f 77 emms > > 64c: d9 eb fldpi > 64e: 0f 77 emms > >(4) ^^^^ OOPS, this EMMS was supposed to be unneeded, but we actually > reached it and can eventually return from the function without > cleaning up after PXOR > > 650: 8b 45 90 mov -0x70(%ebp),%eax > 653: 01 45 84 add %eax,-0x7c(%ebp) > 656: 01 45 88 add %eax,-0x78(%ebp) > 659: ff 4d 94 decl -0x6c(%ebp) > 65c: 78 12 js 670 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x420> > 65e: 8b 85 78 ff ff ff mov -0x88(%ebp),%eax > 664: e9 9f fd ff ff jmp 408 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x1b8> > 669: 8d b4 26 00 00 00 00 lea 0x0(%esi,%eiz,1),%esi > 670: 81 c4 bc 00 00 00 add $0xbc,%esp > 676: 5b pop %ebx > 677: 5e pop %esi > 678: 5f pop %edi > 679: c9 leave > 67a: c3 ret > >(5) ^^^ yes, for example we can return here > > 67b: 90 nop > 67c: 8d 74 26 00 lea 0x0(%esi,%eiz,1),%esi > 680: 8d 59 ff lea -0x1(%ecx),%ebx > 683: 0f af 9d 5c ff ff ff imul -0xa4(%ebp),%ebx > 68a: c1 e3 02 shl $0x2,%ebx > 68d: e9 b3 fd ff ff jmp 445 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x1f5> > 692: 8d b6 00 00 00 00 lea 0x0(%esi),%esi > 698: 83 fa 03 cmp $0x3,%edx > 69b: 89 fb mov %edi,%ebx > 69d: 89 c6 mov %eax,%esi > 69f: 89 d7 mov %edx,%edi > 6a1: 0f 8e ec 00 00 00 jle 793 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x543> > 6a7: 66 0f ef db pxor %xmm3,%xmm3 > 6ab: 90 nop > 6ac: 8d 74 26 00 lea 0x0(%esi,%eiz,1),%esi > 6b0: 66 0f 6e 0b movd (%ebx),%xmm1 > 6b4: 66 0f 70 c1 00 pshufd $0x0,%xmm1,%xmm0 > 6b9: f3 0f 6f d0 movdqu %xmm0,%xmm2 > 6bd: 0f 29 45 c8 movaps %xmm0,-0x38(%ebp) > 6c1: 66 0f 6f ca movdqa %xmm2,%xmm1 > 6c5: 66 0f 6f c2 movdqa %xmm2,%xmm0 > 6c9: 66 0f 74 ca pcmpeqb %xmm2,%xmm1 > 6cd: 66 0f 74 ca pcmpeqb %xmm2,%xmm1 > 6d1: 66 0f d7 c9 pmovmskb %xmm1,%ecx > 6d5: 81 e1 88 88 00 00 and $0x8888,%ecx > 6db: 81 f9 88 88 00 00 cmp $0x8888,%ecx > 6e1: 0f 84 88 00 00 00 je 76f <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x51f> > 6e7: 66 0f 6f ca movdqa %xmm2,%xmm1 > 6eb: 66 0f 74 cb pcmpeqb %xmm3,%xmm1 > 6ef: 66 0f d7 c9 pmovmskb %xmm1,%ecx > 6f3: 81 f9 ff ff 00 00 cmp $0xffff,%ecx > 6f9: 74 77 je 772 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x522> > 6fb: 66 0f 6f e2 movdqa %xmm2,%xmm4 > 6ff: 66 0f 68 c3 punpckhbw %xmm3,%xmm0 > 703: 66 0f 6f 08 movdqa (%eax),%xmm1 > 707: 66 0f 60 e3 punpcklbw %xmm3,%xmm4 > 70b: 66 0f 6f f1 movdqa %xmm1,%xmm6 > 70f: f2 0f 70 f8 ff pshuflw $0xff,%xmm0,%xmm7 > 714: 66 0f 6f 2d 40 00 00 movdqa 0x40,%xmm5 > 71b: 00 > 71c: f2 0f 70 d4 ff pshuflw $0xff,%xmm4,%xmm2 > 721: f3 0f 70 ff ff pshufhw $0xff,%xmm7,%xmm7 > 726: f3 0f 70 d2 ff pshufhw $0xff,%xmm2,%xmm2 > 72b: 66 0f 60 f3 punpcklbw %xmm3,%xmm6 > 72f: 66 0f ef d5 pxor %xmm5,%xmm2 > 733: 66 0f 68 cb punpckhbw %xmm3,%xmm1 > 737: 66 0f d5 d6 pmullw %xmm6,%xmm2 > 73b: 66 0f ef ef pxor %xmm7,%xmm5 > 73f: 66 0f d5 cd pmullw %xmm5,%xmm1 > 743: 66 0f 6f 2d 30 00 00 movdqa 0x30,%xmm5 > 74a: 00 > 74b: 66 0f dd d5 paddusw %xmm5,%xmm2 > 74f: 66 0f dd cd paddusw %xmm5,%xmm1 > 753: 66 0f 6f 2d 50 00 00 movdqa 0x50,%xmm5 > 75a: 00 > 75b: 66 0f e4 d5 pmulhuw %xmm5,%xmm2 > 75f: 66 0f e4 cd pmulhuw %xmm5,%xmm1 > 763: 66 0f dc d4 paddusb %xmm4,%xmm2 > 767: 66 0f dc c1 paddusb %xmm1,%xmm0 > 76b: 66 0f 67 d0 packuswb %xmm0,%xmm2 > 76f: 0f 29 10 movaps %xmm2,(%eax) > 772: 83 ea 04 sub $0x4,%edx > 775: 83 c0 10 add $0x10,%eax > 778: 83 fa 03 cmp $0x3,%edx > 77b: 0f 8f 2f ff ff ff jg 6b0 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x460> > 781: 8d 57 fc lea -0x4(%edi),%edx > 784: 89 d0 mov %edx,%eax > 786: 83 e2 03 and $0x3,%edx > 789: c1 e8 02 shr $0x2,%eax > 78c: c1 e0 04 shl $0x4,%eax > 78f: 8d 44 30 10 lea 0x10(%eax,%esi,1),%eax > 793: 85 d2 test %edx,%edx > 795: 0f 84 ad fe ff ff je 648 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x3f8> > 79b: 0f ef db pxor %mm3,%mm3 > 79e: 89 df mov %ebx,%edi > 7a0: eb 14 jmp 7b6 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x566> > 7a2: 8d b6 00 00 00 00 lea 0x0(%esi),%esi > 7a8: 89 f1 mov %esi,%ecx > 7aa: 4a dec %edx > 7ab: 89 08 mov %ecx,(%eax) > 7ad: 0f 84 95 fe ff ff je 648 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x3f8> > 7b3: 83 c0 04 add $0x4,%eax > 7b6: 8b 0f mov (%edi),%ecx > 7b8: 8b 30 mov (%eax),%esi > 7ba: 89 cb mov %ecx,%ebx > 7bc: c1 eb 18 shr $0x18,%ebx > 7bf: fe c3 inc %bl > 7c1: 74 e7 je 7aa <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x55a> > 7c3: 85 c9 test %ecx,%ecx > 7c5: 74 e1 je 7a8 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x558> > 7c7: 0f ef c0 pxor %mm0,%mm0 > 7ca: 66 0f 6e d1 movd %ecx,%xmm2 > 7ce: 66 0f 6e c6 movd %esi,%xmm0 > 7d2: 66 0f d6 55 c0 movq %xmm2,-0x40(%ebp) > 7d7: 0f 6f 4d c0 movq -0x40(%ebp),%mm1 > 7db: 0f 60 c8 punpcklbw %mm0,%mm1 > 7de: 66 0f d6 45 c0 movq %xmm0,-0x40(%ebp) > 7e3: 0f 6f 55 c0 movq -0x40(%ebp),%mm2 > 7e7: 0f 60 d0 punpcklbw %mm0,%mm2 > 7ea: 0f 70 c1 ff pshufw $0xff,%mm1,%mm0 > 7ee: 0f ef 05 08 00 00 00 pxor 0x8,%mm0 > 7f5: 0f d5 c2 pmullw %mm2,%mm0 > 7f8: 0f dd 05 00 00 00 00 paddusw 0x0,%mm0 > 7ff: 0f e4 05 10 00 00 00 pmulhuw 0x10,%mm0 > 806: 0f dc c1 paddusb %mm1,%mm0 > 809: 0f 67 c3 packuswb %mm3,%mm0 > 80c: 0f 7e 85 54 ff ff ff movd %mm0,-0xac(%ebp) > 813: 0f 7e c1 movd %mm0,%ecx > 816: eb 92 jmp 7aa <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x55a> > 818: 83 fa 03 cmp $0x3,%edx > 81b: 89 fb mov %edi,%ebx > 81d: 89 c6 mov %eax,%esi > 81f: 89 d7 mov %edx,%edi > 821: 0f 8e ec 00 00 00 jle 913 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x6c3> > 827: 66 0f ef db pxor %xmm3,%xmm3 > 82b: 90 nop > 82c: 8d 74 26 00 lea 0x0(%esi,%eiz,1),%esi > 830: 66 0f 6e 0b movd (%ebx),%xmm1 > 834: 66 0f 70 c1 00 pshufd $0x0,%xmm1,%xmm0 > 839: f3 0f 6f d0 movdqu %xmm0,%xmm2 > 83d: 0f 29 45 c8 movaps %xmm0,-0x38(%ebp) > 841: 66 0f 6f ca movdqa %xmm2,%xmm1 > 845: 66 0f 6f c2 movdqa %xmm2,%xmm0 > 849: 66 0f 74 ca pcmpeqb %xmm2,%xmm1 > 84d: 66 0f 74 ca pcmpeqb %xmm2,%xmm1 > 851: 66 0f d7 c9 pmovmskb %xmm1,%ecx > 855: 81 e1 88 88 00 00 and $0x8888,%ecx > 85b: 81 f9 88 88 00 00 cmp $0x8888,%ecx > 861: 0f 84 88 00 00 00 je 8ef <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x69f> > 867: 66 0f 6f ca movdqa %xmm2,%xmm1 > 86b: 66 0f 74 cb pcmpeqb %xmm3,%xmm1 > 86f: 66 0f d7 c9 pmovmskb %xmm1,%ecx > 873: 81 f9 ff ff 00 00 cmp $0xffff,%ecx > 879: 74 77 je 8f2 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x6a2> > 87b: 66 0f 6f e2 movdqa %xmm2,%xmm4 > 87f: 66 0f 68 c3 punpckhbw %xmm3,%xmm0 > 883: 66 0f 6f 08 movdqa (%eax),%xmm1 > 887: 66 0f 60 e3 punpcklbw %xmm3,%xmm4 > 88b: 66 0f 6f f1 movdqa %xmm1,%xmm6 > 88f: f2 0f 70 f8 ff pshuflw $0xff,%xmm0,%xmm7 > 894: 66 0f 6f 2d 40 00 00 movdqa 0x40,%xmm5 > 89b: 00 > 89c: f2 0f 70 d4 ff pshuflw $0xff,%xmm4,%xmm2 > 8a1: f3 0f 70 ff ff pshufhw $0xff,%xmm7,%xmm7 > 8a6: f3 0f 70 d2 ff pshufhw $0xff,%xmm2,%xmm2 > 8ab: 66 0f 60 f3 punpcklbw %xmm3,%xmm6 > 8af: 66 0f ef d5 pxor %xmm5,%xmm2 > 8b3: 66 0f 68 cb punpckhbw %xmm3,%xmm1 > 8b7: 66 0f d5 d6 pmullw %xmm6,%xmm2 > 8bb: 66 0f ef ef pxor %xmm7,%xmm5 > 8bf: 66 0f d5 cd pmullw %xmm5,%xmm1 > 8c3: 66 0f 6f 2d 30 00 00 movdqa 0x30,%xmm5 > 8ca: 00 > 8cb: 66 0f dd d5 paddusw %xmm5,%xmm2 > 8cf: 66 0f dd cd paddusw %xmm5,%xmm1 > 8d3: 66 0f 6f 2d 50 00 00 movdqa 0x50,%xmm5 > 8da: 00 > 8db: 66 0f e4 d5 pmulhuw %xmm5,%xmm2 > 8df: 66 0f e4 cd pmulhuw %xmm5,%xmm1 > 8e3: 66 0f dc d4 paddusb %xmm4,%xmm2 > 8e7: 66 0f dc c1 paddusb %xmm1,%xmm0 > 8eb: 66 0f 67 d0 packuswb %xmm0,%xmm2 > 8ef: 0f 29 10 movaps %xmm2,(%eax) > 8f2: 83 ea 04 sub $0x4,%edx > 8f5: 83 c0 10 add $0x10,%eax > 8f8: 83 fa 03 cmp $0x3,%edx > 8fb: 0f 8f 2f ff ff ff jg 830 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x5e0> > 901: 8d 57 fc lea -0x4(%edi),%edx > 904: 89 d0 mov %edx,%eax > 906: 83 e2 03 and $0x3,%edx > 909: c1 e8 02 shr $0x2,%eax > 90c: c1 e0 04 shl $0x4,%eax > 90f: 8d 44 30 10 lea 0x10(%eax,%esi,1),%eax > 913: 85 d2 test %edx,%edx > 915: 0f 84 c7 fb ff ff je 4e2 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x292> > 91b: 0f ef db pxor %mm3,%mm3 > 91e: 89 df mov %ebx,%edi > 920: eb 14 jmp 936 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x6e6> > 922: 8d b6 00 00 00 00 lea 0x0(%esi),%esi > 928: 89 f1 mov %esi,%ecx > 92a: 4a dec %edx > 92b: 89 08 mov %ecx,(%eax) > 92d: 0f 84 ad fb ff ff je 4e0 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x290> > 933: 83 c0 04 add $0x4,%eax > 936: 8b 0f mov (%edi),%ecx > 938: 8b 30 mov (%eax),%esi > 93a: 89 cb mov %ecx,%ebx > 93c: c1 eb 18 shr $0x18,%ebx > 93f: fe c3 inc %bl > 941: 74 e7 je 92a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x6da> > 943: 85 c9 test %ecx,%ecx > 945: 74 e1 je 928 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x6d8> > 947: 0f ef c0 pxor %mm0,%mm0 > 94a: 66 0f 6e d1 movd %ecx,%xmm2 > 94e: 66 0f 6e c6 movd %esi,%xmm0 > 952: 66 0f d6 55 c0 movq %xmm2,-0x40(%ebp) > 957: 0f 6f 4d c0 movq -0x40(%ebp),%mm1 > 95b: 0f 60 c8 punpcklbw %mm0,%mm1 > 95e: 66 0f d6 45 c0 movq %xmm0,-0x40(%ebp) > 963: 0f 6f 55 c0 movq -0x40(%ebp),%mm2 > 967: 0f 60 d0 punpcklbw %mm0,%mm2 > 96a: 0f 70 c1 ff pshufw $0xff,%mm1,%mm0 > 96e: 0f ef 05 08 00 00 00 pxor 0x8,%mm0 > 975: 0f d5 c2 pmullw %mm2,%mm0 > 978: 0f dd 05 00 00 00 00 paddusw 0x0,%mm0 > 97f: 0f e4 05 10 00 00 00 pmulhuw 0x10,%mm0 > 986: 0f dc c1 paddusb %mm1,%mm0 > 989: 0f 67 c3 packuswb %mm3,%mm0 > 98c: 0f 7e 85 54 ff ff ff movd %mm0,-0xac(%ebp) > 993: 0f 7e c1 movd %mm0,%ecx > 996: eb 92 jmp 92a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x6da> > 998: 8b 4d b4 mov -0x4c(%ebp),%ecx > 99b: 8b 5d c0 mov -0x40(%ebp),%ebx > 99e: 89 85 60 ff ff ff mov %eax,-0xa0(%ebp) > 9a4: 83 f9 03 cmp $0x3,%ecx > 9a7: 89 8d 64 ff ff ff mov %ecx,-0x9c(%ebp) > 9ad: 0f 8e 65 01 00 00 jle b18 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x8c8> > 9b3: 66 0f ef db pxor %xmm3,%xmm3 > 9b7: 89 95 50 ff ff ff mov %edx,-0xb0(%ebp) > 9bd: 89 4d c0 mov %ecx,-0x40(%ebp) > 9c0: 8b 95 50 ff ff ff mov -0xb0(%ebp),%edx > 9c6: 8b bd 50 ff ff ff mov -0xb0(%ebp),%edi > 9cc: 8b 75 b0 mov -0x50(%ebp),%esi > 9cf: 8b 4d 98 mov -0x68(%ebp),%ecx > 9d2: 01 8d 50 ff ff ff add %ecx,-0xb0(%ebp) > 9d8: c1 fa 10 sar $0x10,%edx > 9db: 89 55 b8 mov %edx,-0x48(%ebp) > 9de: 8b 55 a8 mov -0x58(%ebp),%edx > 9e1: 8d 0c 37 lea (%edi,%esi,1),%ecx > 9e4: c1 f9 10 sar $0x10,%ecx > 9e7: 8d 34 17 lea (%edi,%edx,1),%esi > 9ea: 03 7d a0 add -0x60(%ebp),%edi > 9ed: 8b 55 b8 mov -0x48(%ebp),%edx > 9f0: c1 fe 10 sar $0x10,%esi > 9f3: c1 ff 10 sar $0x10,%edi > 9f6: 8b 3c bb mov (%ebx,%edi,4),%edi > 9f9: 89 7d b4 mov %edi,-0x4c(%ebp) > 9fc: 8b 0c 8b mov (%ebx,%ecx,4),%ecx > 9ff: 66 0f 6e 04 b3 movd (%ebx,%esi,4),%xmm0 > a04: 66 0f 6e 55 b4 movd -0x4c(%ebp),%xmm2 > a09: 66 0f 62 c2 punpckldq %xmm2,%xmm0 > a0d: 89 4d b4 mov %ecx,-0x4c(%ebp) > a10: 66 0f 6e 14 93 movd (%ebx,%edx,4),%xmm2 > a15: 66 0f 6e 65 b4 movd -0x4c(%ebp),%xmm4 > a1a: 66 0f 62 d4 punpckldq %xmm4,%xmm2 > a1e: f3 0f 7e c8 movq %xmm0,%xmm1 > a22: f3 0f 7e c2 movq %xmm2,%xmm0 > a26: 66 0f 6c c1 punpcklqdq %xmm1,%xmm0 > a2a: f3 0f 6f d0 movdqu %xmm0,%xmm2 > a2e: 0f 29 45 c8 movaps %xmm0,-0x38(%ebp) > a32: 66 0f 6f ca movdqa %xmm2,%xmm1 > a36: 66 0f 6f c2 movdqa %xmm2,%xmm0 > a3a: 66 0f 74 ca pcmpeqb %xmm2,%xmm1 > a3e: 66 0f 74 ca pcmpeqb %xmm2,%xmm1 > a42: 66 0f d7 c9 pmovmskb %xmm1,%ecx > a46: 81 e1 88 88 00 00 and $0x8888,%ecx > a4c: 81 f9 88 88 00 00 cmp $0x8888,%ecx > a52: 0f 84 88 00 00 00 je ae0 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x890> > a58: 66 0f 6f ca movdqa %xmm2,%xmm1 > a5c: 66 0f 74 cb pcmpeqb %xmm3,%xmm1 > a60: 66 0f d7 c9 pmovmskb %xmm1,%ecx > a64: 81 f9 ff ff 00 00 cmp $0xffff,%ecx > a6a: 74 77 je ae3 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x893> > a6c: 66 0f 6f e2 movdqa %xmm2,%xmm4 > a70: 66 0f 68 c3 punpckhbw %xmm3,%xmm0 > a74: 66 0f 6f 08 movdqa (%eax),%xmm1 > a78: 66 0f 60 e3 punpcklbw %xmm3,%xmm4 > a7c: 66 0f 6f f1 movdqa %xmm1,%xmm6 > a80: f2 0f 70 f8 ff pshuflw $0xff,%xmm0,%xmm7 > a85: 66 0f 6f 2d 40 00 00 movdqa 0x40,%xmm5 > a8c: 00 > a8d: f2 0f 70 d4 ff pshuflw $0xff,%xmm4,%xmm2 > a92: f3 0f 70 ff ff pshufhw $0xff,%xmm7,%xmm7 > a97: f3 0f 70 d2 ff pshufhw $0xff,%xmm2,%xmm2 > a9c: 66 0f 60 f3 punpcklbw %xmm3,%xmm6 > aa0: 66 0f ef d5 pxor %xmm5,%xmm2 > aa4: 66 0f 68 cb punpckhbw %xmm3,%xmm1 > aa8: 66 0f d5 d6 pmullw %xmm6,%xmm2 > aac: 66 0f ef ef pxor %xmm7,%xmm5 > ab0: 66 0f d5 cd pmullw %xmm5,%xmm1 > ab4: 66 0f 6f 2d 30 00 00 movdqa 0x30,%xmm5 > abb: 00 > abc: 66 0f dd d5 paddusw %xmm5,%xmm2 > ac0: 66 0f dd cd paddusw %xmm5,%xmm1 > ac4: 66 0f 6f 2d 50 00 00 movdqa 0x50,%xmm5 > acb: 00 > acc: 66 0f e4 d5 pmulhuw %xmm5,%xmm2 > ad0: 66 0f e4 cd pmulhuw %xmm5,%xmm1 > ad4: 66 0f dc d4 paddusb %xmm4,%xmm2 > ad8: 66 0f dc c1 paddusb %xmm1,%xmm0 > adc: 66 0f 67 d0 packuswb %xmm0,%xmm2 > ae0: 0f 29 10 movaps %xmm2,(%eax) > ae3: 83 6d c0 04 subl $0x4,-0x40(%ebp) > ae7: 83 c0 10 add $0x10,%eax > aea: 83 7d c0 03 cmpl $0x3,-0x40(%ebp) > aee: 0f 8f cc fe ff ff jg 9c0 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x770> > af4: 8b 8d 64 ff ff ff mov -0x9c(%ebp),%ecx > afa: 8b b5 60 ff ff ff mov -0xa0(%ebp),%esi > b00: 8b 95 50 ff ff ff mov -0xb0(%ebp),%edx > b06: 83 e9 04 sub $0x4,%ecx > b09: 89 c8 mov %ecx,%eax > b0b: 83 e1 03 and $0x3,%ecx > b0e: c1 e8 02 shr $0x2,%eax > b11: c1 e0 04 shl $0x4,%eax > b14: 8d 44 30 10 lea 0x10(%eax,%esi,1),%eax > b18: 85 c9 test %ecx,%ecx > b1a: 0f 84 7b fa ff ff je 59b <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x34b> > b20: 0f ef db pxor %mm3,%mm3 > b23: 89 4d b4 mov %ecx,-0x4c(%ebp) > b26: 89 5d c0 mov %ebx,-0x40(%ebp) > b29: eb 15 jmp b40 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x8f0> > b2b: 90 nop > b2c: 8d 74 26 00 lea 0x0(%esi,%eiz,1),%esi > b30: 89 fb mov %edi,%ebx > b32: 89 18 mov %ebx,(%eax) > b34: ff 4d b4 decl -0x4c(%ebp) > b37: 0f 84 5b fa ff ff je 598 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x348> > b3d: 83 c0 04 add $0x4,%eax > b40: 8b 4d c0 mov -0x40(%ebp),%ecx > b43: 89 d3 mov %edx,%ebx > b45: 03 55 b0 add -0x50(%ebp),%edx > b48: c1 fb 10 sar $0x10,%ebx > b4b: 8b 38 mov (%eax),%edi > b4d: 8b 1c 99 mov (%ecx,%ebx,4),%ebx > b50: 89 de mov %ebx,%esi > b52: c1 ee 18 shr $0x18,%esi > b55: 89 f1 mov %esi,%ecx > b57: fe c1 inc %cl > b59: 74 d7 je b32 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x8e2> > b5b: 85 db test %ebx,%ebx > b5d: 74 d1 je b30 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x8e0> > b5f: 66 0f 6e c3 movd %ebx,%xmm0 > b63: 0f ef c0 pxor %mm0,%mm0 > b66: 66 0f d6 45 b8 movq %xmm0,-0x48(%ebp) > b6b: 0f 6f 4d b8 movq -0x48(%ebp),%mm1 > b6f: 66 0f 6e c7 movd %edi,%xmm0 > b73: 0f 60 c8 punpcklbw %mm0,%mm1 > b76: 66 0f d6 45 b8 movq %xmm0,-0x48(%ebp) > b7b: 0f 6f 55 b8 movq -0x48(%ebp),%mm2 > b7f: 0f 60 d0 punpcklbw %mm0,%mm2 > b82: 0f 70 c1 ff pshufw $0xff,%mm1,%mm0 > b86: 0f ef 05 08 00 00 00 pxor 0x8,%mm0 > b8d: 0f d5 c2 pmullw %mm2,%mm0 > b90: 0f dd 05 00 00 00 00 paddusw 0x0,%mm0 > b97: 0f e4 05 10 00 00 00 pmulhuw 0x10,%mm0 > b9e: 0f dc c1 paddusb %mm1,%mm0 > ba1: 0f 67 c3 packuswb %mm3,%mm0 > ba4: 0f 7e 85 54 ff ff ff movd %mm0,-0xac(%ebp) > bab: 0f 7e c3 movd %mm0,%ebx > bae: eb 82 jmp b32 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x8e2> > bb0: 39 c3 cmp %eax,%ebx > bb2: 0f 83 e1 f7 ff ff jae 399 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x149> > bb8: 8b 4d 34 mov 0x34(%ebp),%ecx > bbb: 89 5d 80 mov %ebx,-0x80(%ebp) > bbe: 29 d9 sub %ebx,%ecx > bc0: 89 8d 74 ff ff ff mov %ecx,-0x8c(%ebp) > bc6: e9 de f7 ff ff jmp 3a9 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x159> > bcb: 8b 45 b0 mov -0x50(%ebp),%eax > bce: 89 7d a0 mov %edi,-0x60(%ebp) > bd1: 89 8d 58 ff ff ff mov %ecx,-0xa8(%ebp) > bd7: 99 cltd > bd8: 89 c3 mov %eax,%ebx > bda: 83 c0 ff add $0xffffffff,%eax > bdd: 89 d6 mov %edx,%esi > bdf: 83 d2 ff adc $0xffffffff,%edx > be2: 89 45 98 mov %eax,-0x68(%ebp) > be5: 89 55 9c mov %edx,-0x64(%ebp) > be8: 89 fa mov %edi,%edx > bea: 8b 45 98 mov -0x68(%ebp),%eax > bed: c1 fa 1f sar $0x1f,%edx > bf0: 2b 45 a0 sub -0x60(%ebp),%eax > bf3: 89 5c 24 08 mov %ebx,0x8(%esp) > bf7: 89 55 a4 mov %edx,-0x5c(%ebp) > bfa: 8b 55 9c mov -0x64(%ebp),%edx > bfd: 1b 55 a4 sbb -0x5c(%ebp),%edx > c00: 89 74 24 0c mov %esi,0xc(%esp) > c04: 89 04 24 mov %eax,(%esp) > c07: 89 54 24 04 mov %edx,0x4(%esp) > c0b: e8 fc ff ff ff call c0c <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x9bc> > c10: 89 85 7c ff ff ff mov %eax,-0x84(%ebp) > c16: 8b 45 34 mov 0x34(%ebp),%eax > c19: 89 55 c0 mov %edx,-0x40(%ebp) > c1c: 8b 8d 58 ff ff ff mov -0xa8(%ebp),%ecx > c22: 99 cltd > c23: 39 55 c0 cmp %edx,-0x40(%ebp) > c26: 89 45 a8 mov %eax,-0x58(%ebp) > c29: 89 55 ac mov %edx,-0x54(%ebp) > c2c: 7c 29 jl c57 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0xa07> > c2e: 7e 1f jle c4f <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x9ff> > c30: 8b 55 34 mov 0x34(%ebp),%edx > c33: 8b 45 34 mov 0x34(%ebp),%eax > c36: 0f af 55 b0 imul -0x50(%ebp),%edx > c3a: c7 45 34 00 00 00 00 movl $0x0,0x34(%ebp) > c41: 89 85 7c ff ff ff mov %eax,-0x84(%ebp) > c47: 89 55 90 mov %edx,-0x70(%ebp) > c4a: e9 eb f6 ff ff jmp 33a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0xea> > c4f: 39 85 7c ff ff ff cmp %eax,-0x84(%ebp) > c55: 77 d9 ja c30 <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0x9e0> > c57: 8b 95 7c ff ff ff mov -0x84(%ebp),%edx > c5d: 29 55 34 sub %edx,0x34(%ebp) > c60: 0f af 55 b0 imul -0x50(%ebp),%edx > c64: 8b 85 7c ff ff ff mov -0x84(%ebp),%eax > c6a: 89 45 a8 mov %eax,-0x58(%ebp) > c6d: 89 55 90 mov %edx,-0x70(%ebp) > c70: 99 cltd > c71: 89 55 ac mov %edx,-0x54(%ebp) > c74: e9 c1 f6 ff ff jmp 33a <fast_composite_scaled_nearest_sse2_8888_8888_pad_OVER+0xea> > c79: 8d b4 26 00 00 00 00 lea 0x0(%esi,%eiz,1),%esi
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