19fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 29fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamCopyright (C) 1996-1997 Id Software, Inc. 39fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 49fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamThis program is free software; you can redistribute it and/or 59fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreammodify it under the terms of the GNU General Public License 69fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamas published by the Free Software Foundation; either version 2 79fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamof the License, or (at your option) any later version. 89fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 99fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamThis program is distributed in the hope that it will be useful, 109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreambut WITHOUT ANY WARRANTY; without even the implied warranty of 119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamSee the GNU General Public License for more details. 149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamYou should have received a copy of the GNU General Public License 169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamalong with this program; if not, write to the Free Software 179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamFoundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// d_draw16.s 229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// x86 assembly-language horizontal 8-bpp span-drawing code, with 16-pixel 239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// subdivision. 249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "asm_i386.h" 279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "quakeasm.h" 289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "asm_draw.h" 299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "d_ifacea.h" 309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#if id386 329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------------------------------------- 349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 8-bpp horizontal span drawing code for polygons, with no transparency and 359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 16-pixel subdivision. 369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// Assumes there is at least one span in pspans, and that every span 389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// contains at least one pixel 399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------------------------------------- 409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .data 429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .text 449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// out-of-line, rarely-needed clamping code 469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHigh0: 489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextents),%esi 499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry0 509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHighOrLow0: 519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jg LClampHigh0 529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorl %esi,%esi 539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry0 549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHigh1: 569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextentt),%edx 579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry1 589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHighOrLow1: 599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jg LClampHigh1 609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorl %edx,%edx 619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry1 629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampLow2: 649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $4096,%ebp 659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry2 669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHigh2: 679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextents),%ebp 689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry2 699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampLow3: 719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $4096,%ecx 729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry3 739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHigh3: 749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextentt),%ecx 759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry3 769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampLow4: 789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $4096,%eax 799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry4 809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHigh4: 819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextents),%eax 829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry4 839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampLow5: 859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $4096,%ebx 869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry5 879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampHigh5: 889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextentt),%ebx 899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LClampReentry5 909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define pspans 4+16 939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 4 959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(D_DrawSpans16) 969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(D_DrawSpans16): 979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pushl %ebp // preserve caller's stack frame 989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pushl %edi 999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pushl %esi // preserve register variables 1009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pushl %ebx 1019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// set up scaled-by-16 steps, for 16-long segments; also set up cacheblock 1049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// and span list pointers 1059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// TODO: any overlap from rearranging? 1079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_sdivzstepu) 1089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls fp_16 1099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(cacheblock),%edx 1109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_tdivzstepu) 1119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls fp_16 1129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl pspans(%esp),%ebx // point to the first span descriptor 1139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_zistepu) 1149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls fp_16 1159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,pbase // pbase = cacheblock 1169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps zi16stepu 1179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps tdivz16stepu 1189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps sdivz16stepu 1199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSpanLoop: 1219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// set up the initial s/z, t/z, and 1/z on the FP stack, and generate the 1239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// initial s and t values 1249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// FIXME: pipeline FILD? 1269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fildl espan_t_v(%ebx) 1279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fildl espan_t_u(%ebx) 1289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(1) // dv | du | dv 1309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_sdivzstepv) // dv*d_sdivzstepv | du | dv 1319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(1) // du | dv*d_sdivzstepv | du | dv 1329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_sdivzstepu) // du*d_sdivzstepu | dv*d_sdivzstepv | du | dv 1339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(2) // du | du*d_sdivzstepu | dv*d_sdivzstepv | du | dv 1349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_tdivzstepu) // du*d_tdivzstepu | du*d_sdivzstepu | 1359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_sdivzstepv | du | dv 1369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // du*d_sdivzstepu | du*d_tdivzstepu | 1379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_sdivzstepv | du | dv 1389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) // du*d_tdivzstepu | 1399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_sdivzstepu + dv*d_sdivzstepv | du | dv 1409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // du*d_sdivzstepu + dv*d_sdivzstepv | 1419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_tdivzstepu | du | dv 1429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(3) // dv | du*d_sdivzstepu + dv*d_sdivzstepv | 1439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_tdivzstepu | du | dv 1449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_tdivzstepv) // dv*d_tdivzstepv | 1459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_sdivzstepu + dv*d_sdivzstepv | 1469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_tdivzstepu | du | dv 1479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // du*d_sdivzstepu + dv*d_sdivzstepv | 1489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_tdivzstepv | du*d_tdivzstepu | du | dv 1499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds C(d_sdivzorigin) // sdivz = d_sdivzorigin + dv*d_sdivzstepv + 1509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_sdivzstepu; stays in %st(2) at end 1519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(4) // dv | dv*d_tdivzstepv | du*d_tdivzstepu | du | 1529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // s/z 1539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_zistepv) // dv*d_zistepv | dv*d_tdivzstepv | 1549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_tdivzstepu | du | s/z 1559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // dv*d_tdivzstepv | dv*d_zistepv | 1569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_tdivzstepu | du | s/z 1579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) // dv*d_zistepv | 1589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_tdivzstepv + du*d_tdivzstepu | du | s/z 1599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // du | dv*d_tdivzstepv + du*d_tdivzstepu | 1609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_zistepv | s/z 1619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_zistepu) // du*d_zistepu | 1629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_tdivzstepv + du*d_tdivzstepu | 1639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dv*d_zistepv | s/z 1649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // dv*d_tdivzstepv + du*d_tdivzstepu | 1659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_zistepu | dv*d_zistepv | s/z 1669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds C(d_tdivzorigin) // tdivz = d_tdivzorigin + dv*d_tdivzstepv + 1679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_tdivzstepu; stays in %st(1) at end 1689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // dv*d_zistepv | du*d_zistepu | t/z | s/z 1699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(1) // dv*d_zistepv + du*d_zistepu | t/z | s/z 1709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds fp_64k // fp_64k | dv*d_zistepv + du*d_zistepu | t/z | s/z 1729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // dv*d_zistepv + du*d_zistepu | fp_64k | t/z | s/z 1739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds C(d_ziorigin) // zi = d_ziorigin + dv*d_zistepv + 1749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // du*d_zistepu; stays in %st(0) at end 1759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // 1/z | fp_64k | t/z | s/z 1769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// calculate and clamp s & t 1789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fdivr %st(0),%st(1) // 1/z | z*64k | t/z | s/z 1809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// point %edi to the first pixel in the span 1839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(d_viewbuffer),%ecx 1859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl espan_t_v(%ebx),%eax 1869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebx,pspantemp // preserve spans pointer 1879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(tadjust),%edx 1899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(sadjust),%esi 1909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(d_scantable)(,%eax,4),%edi // v * screenwidth 1919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ecx,%edi 1929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl espan_t_u(%ebx),%ecx 1939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ecx,%edi // pdest = &pdestspan[scans->u]; 1949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl espan_t_count(%ebx),%ecx 1959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// now start the FDIV for the end of the span 1989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $16,%ecx 2009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LSetupNotLast1 2019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream decl %ecx 2039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jz LCleanup1 // if only one pixel, no need to start an FDIV 2049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,spancountminus1 2059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// finish up the s and t calcs 2079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // z*64k | 1/z | t/z | s/z 2089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // z*64k | z*64k | 1/z | t/z | s/z 2109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(4),%st(0) // s | z*64k | 1/z | t/z | s/z 2119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // z*64k | s | 1/z | t/z | s/z 2129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(3),%st(0) // t | s | 1/z | t/z | s/z 2139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // s | t | 1/z | t/z | s/z 2149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl s // 1/z | t | t/z | s/z 2159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl t // 1/z | t/z | s/z 2169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fildl spancountminus1 2189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_tdivzstepu) // C(d_tdivzstepu) | spancountminus1 2209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_zistepu) // C(d_zistepu) | C(d_tdivzstepu) | spancountminus1 2219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(2),%st(0) // C(d_zistepu)*scm1 | C(d_tdivzstepu) | scm1 2229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // C(d_tdivzstepu) | C(d_zistepu)*scm1 | scm1 2239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(2),%st(0) // C(d_tdivzstepu)*scm1 | C(d_zistepu)*scm1 | scm1 2249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // scm1 | C(d_zistepu)*scm1 | C(d_tdivzstepu)*scm1 2259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_sdivzstepu) // C(d_sdivzstepu)*scm1 | C(d_zistepu)*scm1 | 2269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // C(d_tdivzstepu)*scm1 2279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // C(d_zistepu)*scm1 | C(d_sdivzstepu)*scm1 | 2289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // C(d_tdivzstepu)*scm1 2299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // C(d_sdivzstepu)*scm1 | C(d_tdivzstepu)*scm1 2309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // C(d_tdivzstepu)*scm1 | C(d_sdivzstepu)*scm1 2319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // C(d_sdivzstepu)*scm1 2329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds fp_64k 2359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fdiv %st(1),%st(0) // this is what we've gone to all this trouble to 2369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // overlap 2379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LFDIVInFlight1 2389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLCleanup1: 2409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// finish up the s and t calcs 2419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // z*64k | 1/z | t/z | s/z 2429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // z*64k | z*64k | 1/z | t/z | s/z 2449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(4),%st(0) // s | z*64k | 1/z | t/z | s/z 2459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // z*64k | s | 1/z | t/z | s/z 2469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(3),%st(0) // t | s | 1/z | t/z | s/z 2479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // s | t | 1/z | t/z | s/z 2489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl s // 1/z | t | t/z | s/z 2499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl t // 1/z | t/z | s/z 2509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LFDIVInFlight1 2519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 4 2539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSetupNotLast1: 2549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// finish up the s and t calcs 2559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // z*64k | 1/z | t/z | s/z 2569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // z*64k | z*64k | 1/z | t/z | s/z 2589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(4),%st(0) // s | z*64k | 1/z | t/z | s/z 2599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // z*64k | s | 1/z | t/z | s/z 2609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(3),%st(0) // t | s | 1/z | t/z | s/z 2619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // s | t | 1/z | t/z | s/z 2629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl s // 1/z | t | t/z | s/z 2639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl t // 1/z | t/z | s/z 2649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds zi16stepu 2669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds sdivz16stepu 2689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds tdivz16stepu 2709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds fp_64k 2729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fdiv %st(1),%st(0) // z = 1/1/z 2739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // this is what we've gone to all this trouble to 2749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // overlap 2759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLFDIVInFlight1: 2769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl s,%esi 2789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl t,%edx 2799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextents),%ebx 2809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextentt),%ebp 2819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %ebx,%esi 2829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LClampHighOrLow0 2839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampReentry0: 2849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %esi,s 2859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl pbase,%ebx 2869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream shll $16,%esi 2879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %ebp,%edx 2889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %esi,sfracf 2899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LClampHighOrLow1 2909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampReentry1: 2919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,t 2929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl s,%esi // sfrac = scans->sfrac; 2939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream shll $16,%edx 2949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl t,%eax // tfrac = scans->tfrac; 2959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $16,%esi 2969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,tfracf 2979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 2999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// calculate the texture starting address 3009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $16,%eax 3029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(cachewidth),%edx 3039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream imull %edx,%eax // (tfrac >> 16) * cachewidth 3049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebx,%esi 3059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%esi // psource = pbase + (sfrac >> 16) + 3069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // ((tfrac >> 16) * cachewidth); 3079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// determine whether last span or not 3099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $16,%ecx 3119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jna LLastSegment 3129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// not the last segment; do full 16-wide segment 3159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLNotLastSegment: 3179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// advance s/z, t/z, and 1/z, and calculate s & t at end of span and steps to 3209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// get there 3219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// pick up after the FDIV that was left in flight previously 3249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // duplicate it 3269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(4),%st(0) // s = s/z * z 3279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(3),%st(0) // t = t/z * z 3299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl snext 3319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl tnext 3329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl snext,%eax 3339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl tnext,%edx 3349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%bl // get first source texel 3369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $16,%ecx // count off this segments' pixels 3379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(sadjust),%ebp 3389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,counttemp // remember count of remaining pixels 3399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(tadjust),%ecx 3419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %bl,(%edi) // store first dest pixel 3429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%ebp 3449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %edx,%ecx 3459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextents),%eax 3479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextentt),%edx 3489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $4096,%ebp 3509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jl LClampLow2 3519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %eax,%ebp 3529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LClampHigh2 3539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampReentry2: 3549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $4096,%ecx 3569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jl LClampLow3 3579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %edx,%ecx 3589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LClampHigh3 3599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampReentry3: 3609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebp,snext 3629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,tnext 3639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl s,%ebp 3659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl t,%ecx 3669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// set up advancetable 3699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 3709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,%eax 3719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebp,%edx 3729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $20,%eax // tstep >>= 16; 3739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jz LZero 3749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $20,%edx // sstep >>= 16; 3759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(cachewidth),%ebx 3769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream imull %ebx,%eax 3779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetUp1 3789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLZero: 3809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $20,%edx // sstep >>= 16; 3819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(cachewidth),%ebx 3829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSetUp1: 3849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %edx,%eax // add in sstep 3869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // (tstep >> 16) * cachewidth + (sstep >> 16); 3879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl tfracf,%edx 3889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %eax,advancetable+4 // advance base in t 3899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebx,%eax // ((tstep >> 16) + 1) * cachewidth + 3909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // (sstep >> 16); 3919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream shll $12,%ebp // left-justify sstep fractional part 3929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl sfracf,%ebx 3939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream shll $12,%ecx // left-justify tstep fractional part 3949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %eax,advancetable // advance extra in t 3959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,tstep 3979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ecx,%edx // advance tfrac fractional part by tstep frac 3989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx // turn tstep carry into -1 (0 if none) 4009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx // advance sfrac fractional part by sstep frac 4019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi // point to next source texel 4029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,1(%edi) 4089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,2(%edi) 4199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,3(%edi) 4269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,4(%edi) 4339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,5(%edi) 4409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,6(%edi) 4479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 4529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 4539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,7(%edi) 4549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 4559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 4569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 4579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 4609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// start FDIV for end of next segment in flight, so it can overlap 4619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 4629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl counttemp,%ecx 4639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $16,%ecx // more than one segment after this? 4649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LSetupNotLast2 // yes 4659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream decl %ecx 4679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jz LFDIVInFlight2 // if only one pixel, no need to start an FDIV 4689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,spancountminus1 4699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fildl spancountminus1 4709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_zistepu) // C(d_zistepu) | spancountminus1 4729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(1),%st(0) // C(d_zistepu)*scm1 | scm1 4739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds C(d_tdivzstepu) // C(d_tdivzstepu) | C(d_zistepu)*scm1 | scm1 4749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(2),%st(0) // C(d_tdivzstepu)*scm1 | C(d_zistepu)*scm1 | scm1 4759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // C(d_zistepu)*scm1 | C(d_tdivzstepu)*scm1 | scm1 4769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // C(d_tdivzstepu)*scm1 | scm1 4779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // scm1 | C(d_tdivzstepu)*scm1 4789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(d_sdivzstepu) // C(d_sdivzstepu)*scm1 | C(d_tdivzstepu)*scm1 4799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // C(d_tdivzstepu)*scm1 | C(d_sdivzstepu)*scm1 4809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // C(d_sdivzstepu)*scm1 4819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds fp_64k // 64k | C(d_sdivzstepu)*scm1 4829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) // C(d_sdivzstepu)*scm1 | 64k 4839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(4) // 64k 4849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fdiv %st(1),%st(0) // this is what we've gone to all this trouble to 4869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // overlap 4879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LFDIVInFlight2 4889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 4 4909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSetupNotLast2: 4919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds zi16stepu 4929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 4939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fadds sdivz16stepu 4949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 4959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds tdivz16stepu 4969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 4979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds fp_64k 4989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fdiv %st(1),%st(0) // z = 1/1/z 4999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // this is what we've gone to all this trouble to 5009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // overlap 5019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLFDIVInFlight2: 5029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,counttemp 5039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,8(%edi) 5079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,9(%edi) 5149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,10(%edi) 5219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,11(%edi) 5289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,12(%edi) 5359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,13(%edi) 5429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 5479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 5489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,14(%edi) 5499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 5509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 5519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 5529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl $16,%edi 5549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,tfracf 5559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl snext,%edx 5569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebx,sfracf 5579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl tnext,%ebx 5589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,s 5599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebx,t 5609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl counttemp,%ecx // retrieve count 5629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 5649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// determine whether last span or not 5659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 5669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $16,%ecx // are there multiple segments remaining? 5679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,-1(%edi) 5689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LNotLastSegment // yes 5699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 5719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// last segment of scan 5729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 5739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLLastSegment: 5749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 5769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// advance s/z, t/z, and 1/z, and calculate s & t at end of span and steps to 5779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// get there. The number of pixels left is variable, and we want to land on the 5789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// last pixel, not step one past it, so we can't run into arithmetic problems 5799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 5809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream testl %ecx,%ecx 5819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jz LNoSteps // just draw the last pixel and we're done 5829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// pick up after the FDIV that was left in flight previously 5849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // duplicate it 5879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(4),%st(0) // s = s/z * z 5889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 5899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmul %st(3),%st(0) // t = t/z * z 5909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 5919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl snext 5929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fistpl tnext 5939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al // load first texel in segment 5959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(tadjust),%ebx 5969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,(%edi) // store first pixel in segment 5979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(sadjust),%eax 5989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 5999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl snext,%eax 6009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tnext,%ebx 6019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextents),%ebp 6039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(bbextentt),%edx 6049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $4096,%eax 6069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jl LClampLow4 6079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %ebp,%eax 6089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LClampHigh4 6099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampReentry4: 6109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %eax,snext 6119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $4096,%ebx 6139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jl LClampLow5 6149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %edx,%ebx 6159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ja LClampHigh5 6169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLClampReentry5: 6179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl $1,%ecx // don't bother 6199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream je LOnlyOneStep // if two pixels in segment, there's only one step, 6209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // of the segment length 6219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl s,%eax 6229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl t,%ebx 6239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%eax // convert to 15.17 format so multiply by 1.31 6259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebx,%ebx // reciprocal yields 16.48 6269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream imull reciprocal_table_16-8(,%ecx,4) // sstep = (snext - s) / 6289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // (spancount-1) 6299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,%ebp 6309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebx,%eax 6329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream imull reciprocal_table_16-8(,%ecx,4) // tstep = (tnext - t) / 6339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // (spancount-1) 6349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSetEntryvec: 6359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 6369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// set up advancetable 6379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 6389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl entryvec_table_16(,%ecx,4),%ebx 6399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,%eax 6409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebx,jumptemp // entry point into code for RET later 6419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebp,%ecx 6429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $16,%edx // tstep >>= 16; 6439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl C(cachewidth),%ebx 6449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sarl $16,%ecx // sstep >>= 16; 6459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream imull %ebx,%edx 6469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ecx,%edx // add in sstep 6489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // (tstep >> 16) * cachewidth + (sstep >> 16); 6499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl tfracf,%ecx 6509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,advancetable+4 // advance base in t 6519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebx,%edx // ((tstep >> 16) + 1) * cachewidth + 6529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // (sstep >> 16); 6539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream shll $16,%ebp // left-justify sstep fractional part 6549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl sfracf,%ebx 6559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream shll $16,%eax // left-justify tstep fractional part 6569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %edx,advancetable // advance extra in t 6579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %eax,tstep 6599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,%edx 6609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 6619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 6629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 6639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 6649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp *jumptemp // jump to the number-of-pixels handler 6669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 6689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLNoSteps: 6709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al // load first texel in segment 6719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $15,%edi // adjust for hardwired offset 6729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEndSpan 6739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLOnlyOneStep: 6769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl s,%eax 6779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl t,%ebx 6789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %eax,%ebp 6799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ebx,%edx 6809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetEntryvec 6819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 6839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl Entry2_16, Entry3_16, Entry4_16, Entry5_16 6859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl Entry6_16, Entry7_16, Entry8_16, Entry9_16 6869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl Entry10_16, Entry11_16, Entry12_16, Entry13_16 6879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl Entry14_16, Entry15_16, Entry16_16 6889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry2_16: 6909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $14,%edi // adjust for hardwired offsets 6919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 6929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry2_16 6939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 6959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 6969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry3_16: 6979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $13,%edi // adjust for hardwired offsets 6989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 6999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry3_16 7049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry4_16: 7089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $12,%edi // adjust for hardwired offsets 7099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry4_16 7169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry5_16: 7209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $11,%edi // adjust for hardwired offsets 7219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry5_16 7289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry6_16: 7329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $10,%edi // adjust for hardwired offsets 7339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry6_16 7409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry7_16: 7449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $9,%edi // adjust for hardwired offsets 7459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry7_16 7529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry8_16: 7569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $8,%edi // adjust for hardwired offsets 7579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry8_16 7649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry9_16: 7689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $7,%edi // adjust for hardwired offsets 7699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry9_16 7769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry10_16: 7809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $6,%edi // adjust for hardwired offsets 7819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry10_16 7889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 7909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 7919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry11_16: 7929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $5,%edi // adjust for hardwired offsets 7939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 7949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 7959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 7969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 7979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 7989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 7999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry11_16 8009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 8029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry12_16: 8049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $4,%edi // adjust for hardwired offsets 8059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 8069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry12_16 8129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 8149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry13_16: 8169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $3,%edi // adjust for hardwired offsets 8179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 8189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry13_16 8249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 8269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry14_16: 8289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl $2,%edi // adjust for hardwired offsets 8299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 8309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry14_16 8369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 8389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry15_16: 8409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream decl %edi // adjust for hardwired offsets 8419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 8429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LEntry15_16 8489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//---------------------------------------- 8509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamEntry16_16: 8529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %eax,%edx 8539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 8589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,1(%edi) 8619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry15_16: 8669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,2(%edi) 8689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry14_16: 8739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,3(%edi) 8759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry13_16: 8809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,4(%edi) 8829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry12_16: 8879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,5(%edi) 8899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 8939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry11_16: 8949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 8959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,6(%edi) 8969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 8979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 8989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 8999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry10_16: 9019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,7(%edi) 9039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry9_16: 9089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,8(%edi) 9109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry8_16: 9159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,9(%edi) 9179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry7_16: 9229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,10(%edi) 9249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry6_16: 9299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,11(%edi) 9319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry5_16: 9369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,12(%edi) 9389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl tstep,%edx 9429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry4_16: 9439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sbbl %ecx,%ecx 9449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,13(%edi) 9459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addl %ebp,%ebx 9469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream adcl advancetable+4(,%ecx,4),%esi 9489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry3_16: 9499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,14(%edi) 9509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb (%esi),%al 9519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEntry2_16: 9529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 9539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLEndSpan: 9549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 9559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 9569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// clear s/z, t/z, 1/z from FP stack 9579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 9589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstp %st(0) 9599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstp %st(0) 9609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstp %st(0) 9619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 9629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl pspantemp,%ebx // restore spans pointer 9639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl espan_t_pnext(%ebx),%ebx // point to next span 9649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream testl %ebx,%ebx // any more spans? 9659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb %al,15(%edi) 9669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jnz LSpanLoop // more spans 9679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 9689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream popl %ebx // restore register variables 9699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream popl %esi 9709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream popl %edi 9719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream popl %ebp // restore the caller's stack frame 9729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 9739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 9749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#endif // id386 975