Free Hero Mesh

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Overview
Comment:Remove an improper division by zero error
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 23b475cc025689ab52b629e71a73e6a42481615e
User & Date: user on 2020-12-10 08:09:29
Other Links: manifest | tags
Context
2020-12-10
22:26
Implement object examine mode better now. check-in: a84d299534 user: user tags: trunk
08:09
Remove an improper division by zero error check-in: 23b475cc02 user: user tags: trunk
05:37
Start to implement object examination menu in game.c; this revealed that there are still some duplicate objects being loaded, though check-in: 76cf67a257 user: user tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified exec.c from [5d2316e35d] to [43b6077fe1].

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    case 0x0100 ... 0x01FF: StackReq(0,1); Push(NVALUE(code[ptr-1]-0x200)); break;
    case 0x0200 ... 0x02FF: StackReq(0,1); Push(MVALUE(code[ptr-1]&255)); break;
    case 0x0300 ... 0x03FF: StackReq(0,1); Push(UVALUE(code[ptr-1]&255,TY_SOUND)); break;
    case 0x0400 ... 0x04FF: StackReq(0,1); Push(UVALUE(code[ptr-1]&255,TY_USOUND)); break;
    case 0x1000 ... 0x107F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u+=code[ptr-1]&0x7F; Push(t1); break; // +
    case 0x1080 ... 0x10FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u-=code[ptr-1]&0x7F; Push(t1); break; // -
    case 0x1100 ... 0x117F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u*=code[ptr-1]&0x7F; Push(t1); break; // *
    case 0x1180 ... 0x11FF: StackReq(1,1); t1=Pop(); Numeric(t1); DivideBy(t1); t1.u/=code[ptr-1]&0x7F; Push(t1); break; // /
    case 0x1200 ... 0x127F: StackReq(1,1); t1=Pop(); Numeric(t1); DivideBy(t1); t1.u%=code[ptr-1]&0x7F; Push(t1); break; // mod
    case 0x1280 ... 0x12FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s*=code[ptr-1]&0x7F; Push(t1); break; // ,*
    case 0x1300 ... 0x137F: StackReq(1,1); t1=Pop(); Numeric(t1); DivideBy(t1); t1.s/=code[ptr-1]&0x7F; Push(t1); break; // ,/
    case 0x1380 ... 0x13FF: StackReq(1,1); t1=Pop(); Numeric(t1); DivideBy(t1); t1.s%=code[ptr-1]&0x7F; Push(t1); break; // ,mod
    case 0x1400 ... 0x147F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u&=code[ptr-1]&0x7F; Push(t1); break; // band
    case 0x1480 ... 0x14FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u|=code[ptr-1]&0x7F; Push(t1); break; // bor
    case 0x1500 ... 0x157F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u^=code[ptr-1]&0x7F; Push(t1); break; // bxor
    case 0x1580 ... 0x15FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u=code[ptr-1]&0x60?0:t1.u<<(code[ptr-1]&31); Push(t1); break; // lsh
    case 0x1600 ... 0x167F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u=code[ptr-1]&0x60?0:t1.u>>(code[ptr-1]&31); Push(t1); break; // rsh
    case 0x1680 ... 0x168F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s=code[ptr-1]&0x60?(t1.s<0?-1:0):t1.s>>(code[ptr-1]&31); Push(t1); break; // ,rsh
    case 0x1700 ... 0x177F: StackReq(1,1); t1=Pop(); Push(NVALUE(t1.t?0:t1.u==(code[ptr-1]&0x7F)?1:0)); break; // eq








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    case 0x0100 ... 0x01FF: StackReq(0,1); Push(NVALUE(code[ptr-1]-0x200)); break;
    case 0x0200 ... 0x02FF: StackReq(0,1); Push(MVALUE(code[ptr-1]&255)); break;
    case 0x0300 ... 0x03FF: StackReq(0,1); Push(UVALUE(code[ptr-1]&255,TY_SOUND)); break;
    case 0x0400 ... 0x04FF: StackReq(0,1); Push(UVALUE(code[ptr-1]&255,TY_USOUND)); break;
    case 0x1000 ... 0x107F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u+=code[ptr-1]&0x7F; Push(t1); break; // +
    case 0x1080 ... 0x10FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u-=code[ptr-1]&0x7F; Push(t1); break; // -
    case 0x1100 ... 0x117F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u*=code[ptr-1]&0x7F; Push(t1); break; // *
    case 0x1181 ... 0x11FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u/=code[ptr-1]&0x7F; Push(t1); break; // /
    case 0x1201 ... 0x127F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u%=code[ptr-1]&0x7F; Push(t1); break; // mod
    case 0x1280 ... 0x12FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s*=code[ptr-1]&0x7F; Push(t1); break; // ,*
    case 0x1301 ... 0x137F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s/=code[ptr-1]&0x7F; Push(t1); break; // ,/
    case 0x1381 ... 0x13FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s%=code[ptr-1]&0x7F; Push(t1); break; // ,mod
    case 0x1400 ... 0x147F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u&=code[ptr-1]&0x7F; Push(t1); break; // band
    case 0x1480 ... 0x14FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u|=code[ptr-1]&0x7F; Push(t1); break; // bor
    case 0x1500 ... 0x157F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u^=code[ptr-1]&0x7F; Push(t1); break; // bxor
    case 0x1580 ... 0x15FF: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u=code[ptr-1]&0x60?0:t1.u<<(code[ptr-1]&31); Push(t1); break; // lsh
    case 0x1600 ... 0x167F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.u=code[ptr-1]&0x60?0:t1.u>>(code[ptr-1]&31); Push(t1); break; // rsh
    case 0x1680 ... 0x168F: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s=code[ptr-1]&0x60?(t1.s<0?-1:0):t1.s>>(code[ptr-1]&31); Push(t1); break; // ,rsh
    case 0x1700 ... 0x177F: StackReq(1,1); t1=Pop(); Push(NVALUE(t1.t?0:t1.u==(code[ptr-1]&0x7F)?1:0)); break; // eq
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