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#define GLQUAKE 1 // don't include unneeded defs 259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "asm_i386.h" 269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "quakeasm.h" 279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#if id386 309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .data 329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 4 349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLjmptab: .long Lcase0, Lcase1, Lcase2, Lcase3 359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .long Lcase4, Lcase5, Lcase6, Lcase7 369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .text 389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// TODO: rounding needed? 409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// stack parameter offset 419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define val 4 429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(Invert24To16) 449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(Invert24To16): 459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl val(%esp),%ecx 479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $0x100,%edx // 0x10000000000 as dividend 489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpl %edx,%ecx 499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jle LOutOfRange 509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream subl %eax,%eax 529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream divl %ecx 539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLOutOfRange: 579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl $0xFFFFFFFF,%eax 589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define in 4 619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define out 8 629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 2 649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(TransformVector) 659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(TransformVector): 669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl in(%esp),%eax 679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl out(%esp),%edx 689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds (%eax) // in[0] 709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vright) // in[0]*vright[0] 719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds (%eax) // in[0] | in[0]*vright[0] 729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vup) // in[0]*vup[0] | in[0]*vright[0] 739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds (%eax) // in[0] | in[0]*vup[0] | in[0]*vright[0] 749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vpn) // in[0]*vpn[0] | in[0]*vup[0] | in[0]*vright[0] 759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 4(%eax) // in[1] | ... 779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vright)+4 // in[1]*vright[1] | ... 789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 4(%eax) // in[1] | in[1]*vright[1] | ... 799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vup)+4 // in[1]*vup[1] | in[1]*vright[1] | ... 809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 4(%eax) // in[1] | in[1]*vup[1] | in[1]*vright[1] | ... 819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vpn)+4 // in[1]*vpn[1] | in[1]*vup[1] | in[1]*vright[1] | ... 829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // in[1]*vright[1] | in[1]*vup[1] | in[1]*vpn[1] | ... 839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(5) // in[1]*vup[1] | in[1]*vpn[1] | ... 859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // in[1]*vpn[1] | ... 869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(1) // vpn_accum | vup_accum | vright_accum 879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 8(%eax) // in[2] | ... 899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vright)+8 // in[2]*vright[2] | ... 909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 8(%eax) // in[2] | in[2]*vright[2] | ... 919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vup)+8 // in[2]*vup[2] | in[2]*vright[2] | ... 929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds 8(%eax) // in[2] | in[2]*vup[2] | in[2]*vright[2] | ... 939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls C(vpn)+8 // in[2]*vpn[2] | in[2]*vup[2] | in[2]*vright[2] | ... 949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // in[2]*vright[2] | in[2]*vup[2] | in[2]*vpn[2] | ... 959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(5) // in[2]*vup[2] | in[2]*vpn[2] | ... 979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) // in[2]*vpn[2] | ... 989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(1) // vpn_accum | vup_accum | vright_accum 999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps 8(%edx) // out[2] 1019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps 4(%edx) // out[1] 1029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fstps (%edx) // out[0] 1039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 1059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define EMINS 4+4 1089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define EMAXS 4+8 1099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#define P 4+12 1109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream .align 2 1129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream.globl C(BoxOnPlaneSide) 1139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamC(BoxOnPlaneSide): 1149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pushl %ebx 1159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl P(%esp),%edx 1179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl EMINS(%esp),%ecx 1189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorl %eax,%eax 1199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl EMAXS(%esp),%ebx 1209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movb pl_signbits(%edx),%al 1219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cmpb $8,%al 1229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jge Lerror 1239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal(%edx) // p->normal[0] 1249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // p->normal[0] | p->normal[0] 1259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp Ljmptab(,%eax,4) 1269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 1299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 1309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase0: 1319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // p->normal[0]*emaxs[0] | p->normal[0] 1329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) // p->normal[1] | p->normal[0]*emaxs[0] | 1339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0] 1349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[0] | p->normal[0]*emaxs[0] | 1359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1] 1369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // p->normal[0]*emins[0] | 1379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | p->normal[1] 1389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[1] | p->normal[0]*emaxs[0] | 1399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // p->normal[1] | p->normal[1] | 1419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // p->normal[1]*emaxs[1] | p->normal[1] | 1449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) // p->normal[2] | p->normal[1]*emaxs[1] | 1479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1] | p->normal[0]*emaxs[0] | 1489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[1] | p->normal[1]*emaxs[1] | 1509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | p->normal[0]*emaxs[0] | 1519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // p->normal[1]*emins[1] | 1539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | p->normal[0]*emaxs[0] | 1559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) // p->normal[2] | p->normal[1]*emaxs[1] | 1579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) // p->normal[2] | p->normal[2] | 1619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // p->normal[2]*emaxs[2] | 1669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | 1679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emins[0] 1719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) // p->normal[0]*emins[0] | 1729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2] | 1739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1] | 1759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) //p->normal[2] | 1789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) //p->normal[2]*emins[2] | 1839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emaxs[1] | 1849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) //p->normal[1]*emaxs[1] | 1889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emins[2] | 1899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0] | 1919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) //p->normal[2]*emins[2] | 1939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0]+p->normal[1]*emaxs[1]| 1959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emaxs[2] 1969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) //p->normal[2]*emaxs[2] + 1979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[1]*emins[1]+p->normal[0]*emins[0]| 1989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[0]*emaxs[0]+p->normal[1]*emaxs[1]| 1999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // p->normal[2]*emins[2] 2009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) //p->normal[1]*emins[1]+p->normal[0]*emins[0]| 2019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // dist1 | p->normal[2]*emins[2] 2029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 2069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 2079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase1: 2089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 2219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 2259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 2279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 2329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 2339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase2: 2349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 2479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 2519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 2539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 2589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 2599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase3: 2609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 2739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 2749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 2779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 2789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 2799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 2809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 2829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 2849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 2859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase4: 2869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 2879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 2889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 2909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 2939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 2949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 2969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 2979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 2989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 2999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 3089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emins[2]; 3109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emaxs[2]; 3119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase5: 3129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 3139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 3149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 3169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 3199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 3209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 3229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 3259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 3349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emaxs[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 3369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emins[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 3379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase6: 3389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 3399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 3409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 3429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 3459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 3469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 3489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 3519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream jmp LSetSides 3609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist1= p->normal[0]*emins[0] + p->normal[1]*emins[1] + p->normal[2]*emins[2]; 3629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream//dist2= p->normal[0]*emaxs[0] + p->normal[1]*emaxs[1] + p->normal[2]*emaxs[2]; 3639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLcase7: 3649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ecx) // emins[0] 3659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+4(%edx) 3669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls (%ebx) // emaxs[0] 3689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ecx) // emins[1] 3719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream flds pl_normal+8(%edx) 3729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 4(%ebx) // emaxs[1] 3749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(2) 3759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fld %st(0) 3769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ecx) // emins[2] 3779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(5) 3789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fmuls 8(%ebx) // emaxs[2] 3809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(1) 3819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(3) 3829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fxch %st(3) 3839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) 3849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLSetSides: 3869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// sides = 0; 3889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// if (dist1 >= p->dist) 3899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// sides = 1; 3909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// if (dist2 < p->dist) 3919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// sides |= 2; 3929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream faddp %st(0),%st(2) // dist1 | dist2 3949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fcomps pl_dist(%edx) 3959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorl %ecx,%ecx 3969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fnstsw %ax 3979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fcomps pl_dist(%edx) 3989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream andb $1,%ah 3999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream xorb $1,%ah 4009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addb %ah,%cl 4019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream fnstsw %ax 4039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream andb $1,%ah 4049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addb %ah,%ah 4059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream addb %ah,%cl 4069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// return sides; 4089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream popl %ebx 4109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream movl %ecx,%eax // return status 4119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ret 4139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamLerror: 4169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream call C(BOPS_Error) 4179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 4189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#endif // id386 419