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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2811 | leency | 1 | //mem.Init |
| 2 | dword mem_Init() |
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| 3 | { |
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| 4 | $push ebx |
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| 5 | $mov eax, 68 |
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| 6 | $mov ebx, 11 |
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| 7 | $int 0x40 |
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| 8 | |||
| 9 | $pop ebx |
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| 10 | return EAX; |
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| 11 | } |
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| 12 | |||
| 13 | //mem.Alloc |
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| 14 | dword mem_Alloc(dword size) |
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| 15 | { |
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| 16 | $push ebx |
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| 17 | $push ecx |
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| 18 | $mov eax, 68 |
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| 19 | $mov ebx, 12 |
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| 20 | $mov ecx, size |
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| 21 | $int 0x40 |
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| 22 | |||
| 23 | $pop ecx |
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| 24 | $pop ebx |
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| 25 | return EAX; |
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| 26 | } |
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| 27 | |||
| 28 | //mem.ReAlloc |
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| 2839 | leency | 29 | inline fastcall dword mem_ReAllocR( ECX, EDX) |
| 30 | { |
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| 31 | $mov eax, 68 |
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| 32 | $mov ebx, 20 |
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| 33 | $int 0x40 |
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| 34 | } |
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| 35 | |||
| 2811 | leency | 36 | stdcall dword mem_ReAlloc(dword mptr, size) |
| 37 | { |
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| 38 | $push ebx |
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| 39 | $push ecx |
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| 40 | $push edx |
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| 41 | $mov eax, 68 |
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| 42 | $mov ebx, 20 |
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| 43 | $mov ecx, size |
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| 44 | $mov edx, mptr |
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| 45 | $int 0x40 |
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| 46 | |||
| 47 | $pop edx |
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| 48 | $pop ecx |
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| 49 | $pop ebx |
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| 50 | return EAX; |
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| 51 | } |
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| 52 | |||
| 53 | //mem.Free |
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| 54 | void mem_Free(dword mptr) |
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| 55 | { |
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| 56 | $push eax |
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| 57 | $push ebx |
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| 58 | $push ecx |
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| 59 | $mov eax, 68 |
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| 60 | $mov ebx, 13 |
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| 61 | $mov ecx, mptr |
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| 62 | $test ecx, ecx |
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| 63 | $jz end0 |
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| 64 | $int 0x40 |
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| 65 | @end0: |
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| 66 | $pop ecx |
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| 67 | $pop ebx |
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| 68 | $pop eax |
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| 69 | } |
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| 70 | |||
| 71 | //stdcall dword ?? |
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| 72 | inline fastcall mem_Move( EDI, ESI, ECX) |
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| 73 | { |
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| 74 | asm { |
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| 75 | mov eax, ecx |
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| 76 | cmp edi, esi |
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| 77 | jg l1 |
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| 78 | je l2 |
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| 79 | sar ecx, 2 |
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| 80 | js l2 |
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| 81 | rep movsd |
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| 82 | mov ecx, eax |
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| 83 | and ecx, 3 |
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| 84 | rep movsb |
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| 85 | jmp short l2 |
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| 86 | l1: lea esi, dsdword[ esi+ecx-4] |
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| 87 | lea edi, dsdword[ edi+ecx-4] |
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| 88 | sar ecx, 2 |
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| 89 | js l2 |
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| 90 | std |
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| 91 | rep movsd |
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| 92 | mov ecx, eax |
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| 93 | and ecx, 3 |
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| 94 | add esi, 3 |
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| 95 | add edi, 3 |
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| 96 | rep movsb |
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| 97 | cld |
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| 98 | l2: |
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| 99 | } |
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| 100 | } |
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| 2874 | leency | 101 | |
| 102 | |||
| 103 | /*:void fastcall memsetz( EDI, ECX) |
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| 104 | { |
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| 105 | asm { |
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| 106 | XOR EAX, EAX |
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| 107 | MOV EDX, ECX |
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| 108 | SHR ECX, 2 |
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| 109 | REP STOSD |
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| 110 | MOV ECX, EDX |
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| 111 | AND ECX, 3 |
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| 112 | REP STOSB |
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| 113 | } |
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| 114 | } |
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| 115 | |||
| 116 | :void fastcall memset( EDI, ECX, AL) |
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| 117 | { |
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| 118 | asm { |
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| 119 | MOV AH, AL |
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| 120 | MOVZX EDX, AX |
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| 121 | SHL EAX, 16 |
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| 122 | OR EAX, EDX |
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| 123 | MOV EDX, ECX |
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| 124 | SHR ECX, 2 |
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| 125 | REP STOSD |
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| 126 | MOV ECX, EDX |
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| 127 | AND ECX, 3 |
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| 128 | REP STOSB |
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| 129 | } |
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| 130 | } |
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| 131 | |||
| 132 | :void fastcall memcpy( EDI, ESI, ECX) |
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| 133 | { |
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| 134 | asm { |
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| 135 | MOV EDX, ECX |
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| 136 | SHR ECX, 2 |
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| 137 | REP MOVSD |
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| 138 | MOV ECX, EDX |
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| 139 | AND ECX, 3 |
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| 140 | REP MOVSB |
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| 141 | } |
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| 142 | } |
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| 143 | |||
| 144 | :void fastcall memsetd( EDI, ECX, EAX) |
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| 145 | { |
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| 146 | asm { |
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| 147 | REP STOSD |
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| 148 | } |
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| 149 | } |
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| 150 | |||
| 151 | :void fastcall memcpyd( EDI, ESI, ECX) |
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| 152 | { |
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| 153 | asm { |
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| 154 | REP MOVSD |
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| 155 | } |
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| 156 | } |
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| 157 | |||
| 158 | :void fastcall memmov( EDI, ESI, ECX) |
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| 159 | { |
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| 160 | asm { |
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| 161 | MOV EAX, ECX |
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| 162 | CMP EDI, ESI |
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| 163 | JG L1 |
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| 164 | JE L2 |
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| 165 | SAR ECX, 2 |
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| 166 | JS L2 |
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| 167 | REP MOVSD |
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| 168 | MOV ECX, EAX |
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| 169 | AND ECX, 3 |
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| 170 | REP MOVSB |
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| 171 | JMP SHORT L2 |
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| 172 | L1: LEA ESI, DSDWORD[ ESI+ECX-4] |
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| 173 | LEA EDI, DSDWORD[ EDI+ECX-4] |
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| 174 | SAR ECX, 2 |
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| 175 | JS L2 |
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| 176 | STD |
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| 177 | REP MOVSD |
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| 178 | MOV ECX, EAX |
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| 179 | AND ECX, 3 |
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| 180 | ADD ESI, 3 |
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| 181 | ADD EDI, 3 |
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| 182 | REP MOVSB |
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| 183 | CLD |
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| 184 | L2: |
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| 185 | } |
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| 186 | } |
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| 187 | |||
| 188 | :long fastcall memcmp( ESI, EDI, ECX) |
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| 189 | { |
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| 190 | asm { |
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| 191 | MOV EAX, ECX |
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| 192 | SHR ECX, 2 |
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| 193 | REPE CMPSD |
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| 194 | MOV ECX, EAX |
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| 195 | AND ECX, 3 |
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| 196 | REPE CMPSB |
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| 197 | XOR EAX, EAX |
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| 198 | XOR ECX, ECX |
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| 199 | MOV AL, DSBYTE[ ESI-1] |
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| 200 | MOV CL, DSBYTE[ EDI-1] |
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| 201 | SUB EAX, ECX |
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| 202 | } |
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| 203 | }*/ |
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| 204 | |||
| 205 | |||
| 206 | /*#define memzset memsetz |
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| 207 | #define memset0 memsetz |
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| 208 | #define mem0set memsetz |
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| 209 | #define memset32 memsetd |
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| 210 | #define memcpy32 memcpyd*/ |