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// math.s 229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// x86 assembly-language math routines. 239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "asm_i386.h" 259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "quakeasm.h" 269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#if id386 299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .data 319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 4 339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLjmptab: .long Lcase0, Lcase1, Lcase2, Lcase3 349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .long Lcase4, Lcase5, Lcase6, Lcase7 359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .text 379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// TODO: rounding needed? 399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// stack parameter offset 409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define val 4 419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(Invert24To16) 439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(Invert24To16): 449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl val(%esp),%ecx 469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $0x100,%edx // 0x10000000000 as dividend 479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %edx,%ecx 489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jle LOutOfRange 499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl %eax,%eax 519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream divl %ecx 529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLOutOfRange: 569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $0xFFFFFFFF,%eax 579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define in 4 609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define out 8 619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 2 639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(TransformVector) 649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(TransformVector): 659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl in(%esp),%eax 669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl out(%esp),%edx 679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds (%eax) // in[0] 699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vright) // in[0]*vright[0] 709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds (%eax) // in[0] | in[0]*vright[0] 719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vup) // in[0]*vup[0] | in[0]*vright[0] 729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds (%eax) // in[0] | in[0]*vup[0] | in[0]*vright[0] 739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vpn) // in[0]*vpn[0] | in[0]*vup[0] | in[0]*vright[0] 749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 4(%eax) // in[1] | ... 769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vright)+4 // in[1]*vright[1] | ... 779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 4(%eax) // in[1] | in[1]*vright[1] | ... 789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vup)+4 // in[1]*vup[1] | in[1]*vright[1] | ... 799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 4(%eax) // in[1] | in[1]*vup[1] | in[1]*vright[1] | ... 809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vpn)+4 // in[1]*vpn[1] | in[1]*vup[1] | in[1]*vright[1] | ... 819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // in[1]*vright[1] | in[1]*vup[1] | in[1]*vpn[1] | ... 829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(5) // in[1]*vup[1] | in[1]*vpn[1] | ... 849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // in[1]*vpn[1] | ... 859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(1) // vpn_accum | vup_accum | vright_accum 869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 8(%eax) // in[2] | ... 889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vright)+8 // in[2]*vright[2] | ... 899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 8(%eax) // in[2] | in[2]*vright[2] | ... 909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vup)+8 // in[2]*vup[2] | in[2]*vright[2] | ... 919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 8(%eax) // in[2] | in[2]*vup[2] | in[2]*vright[2] | ... 929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vpn)+8 // in[2]*vpn[2] | in[2]*vup[2] | in[2]*vright[2] | ... 939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // in[2]*vright[2] | in[2]*vup[2] | in[2]*vpn[2] | ... 949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(5) // in[2]*vup[2] | in[2]*vpn[2] | ... 969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // in[2]*vpn[2] | ... 979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(1) // vpn_accum | vup_accum | vright_accum 989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps 8(%edx) // out[2] 1009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps 4(%edx) // out[1] 1019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps (%edx) // out[0] 1029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 1049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define EMINS 4+4 1079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define EMAXS 4+8 1089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define P 4+12 1099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 2 1119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(BoxOnPlaneSide) 1129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(BoxOnPlaneSide): 1139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pushl %ebx 1149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl P(%esp),%edx 1169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl EMINS(%esp),%ecx 1179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorl %eax,%eax 1189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl EMAXS(%esp),%ebx 1199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb pl_signbits(%edx),%al 1209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpb $8,%al 1219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jge Lerror 1229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal(%edx) // p->normal[0] 1239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // p->normal[0] | p->normal[0] 1249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp Ljmptab(,%eax,4) 1259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 1289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 1299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase0: 1309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // p->normal[0]*emaxs[0] | p->normal[0] 1319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) // p->normal[1] | p->normal[0]*emaxs[0] | 1329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0] 1339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[0] | p->normal[0]*emaxs[0] | 1349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1] 1359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // p->normal[0]*emins[0] | 1369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | p->normal[1] 1379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[1] | p->normal[0]*emaxs[0] | 1389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // p->normal[1] | p->normal[1] | 1409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // p->normal[1]*emaxs[1] | p->normal[1] | 1439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) // p->normal[2] | p->normal[1]*emaxs[1] | 1469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1] | p->normal[0]*emaxs[0] | 1479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[1] | p->normal[1]*emaxs[1] | 1499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | p->normal[0]*emaxs[0] | 1509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // p->normal[1]*emins[1] | 1529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | p->normal[0]*emaxs[0] | 1549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[2] | p->normal[1]*emaxs[1] | 1569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // p->normal[2] | p->normal[2] | 1609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // p->normal[2]*emaxs[2] | 1659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | 1669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) // p->normal[0]*emins[0] | 1719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | 1729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) //p->normal[2] | 1779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) //p->normal[2]*emins[2] | 1829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) //p->normal[1]*emaxs[1] | 1879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emins[2] | 1889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) //p->normal[2]*emins[2] | 1929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0]+p->normal[1]*emaxs[1]| 1949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) //p->normal[2]*emaxs[2] + 1969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0]+p->normal[1]*emaxs[1]| 1989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emins[2] 1999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) //p->normal[1]*emins[1]+p->normal[0]*emins[0]| 2009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dist1 | p->normal[2]*emins[2] 2019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 2059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 2069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase1: 2079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 2209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 2249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 2269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 2319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 2329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase2: 2339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 2469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 2509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 2529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 2579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 2589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase3: 2599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 2729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 2769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 2789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 2839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 2849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase4: 2859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 3079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 3099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 3109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase5: 3119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 3129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 3139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 3159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 3189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 3199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 3219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 3249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 3339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 3359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 3369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase6: 3379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 3389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 3399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 3419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 3449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 3459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 3479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 3509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 3599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 3619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 3629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase7: 3639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 3649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 3659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 3679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 3709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 3719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 3739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 3769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSetSides: 3859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// sides = 0; 3879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// if (dist1 >= p->dist) 3889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// sides = 1; 3899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// if (dist2 < p->dist) 3909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// sides |= 2; 3919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) // dist1 | dist2 3939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fcomps pl_dist(%edx) 3949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorl %ecx,%ecx 3959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fnstsw %ax 3969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fcomps pl_dist(%edx) 3979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream andb $1,%ah 3989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorb $1,%ah 3999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addb %ah,%cl 4009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fnstsw %ax 4029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream andb $1,%ah 4039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addb %ah,%ah 4049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addb %ah,%cl 4059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// return sides; 4079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream popl %ebx 4099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,%eax // return status 4109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 4129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLerror: 4159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream call C(BOPS_Error) 4169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#endif // id386 418