Difference between revisions of "Word Nulling"
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(Created page with " Word Nulling 0019ab78: 27bdfff8 addiu r29,r29,0xfff8 0019ab7c: 04a10002 bgez r5,0x 0019ab88 Branch if Preset Limit >= 0 0019ab80: 00a01021 addu r2,r5,r0 r2 = Preset Limi...") |
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| − | + | Parameters : {{f/adr|r4 is Pointer to 1st word}} | |
| − | 0019ab78: 27bdfff8 addiu r29,r29, | + | r5 = Nb of byte to nullify |
| − | 0019ab7c: 04a10002 bgez r5, | + | ---------------------------------------------------------------------------------------- |
| − | 0019ab80: 00a01021 addu r2,r5,r0 | + | 0019ab78: 27bdfff8 addiu r29,r29,-0x0008 |
| − | 0019ab84: 24a20003 addiu r2,r5,0x0003 | + | 0019ab7c: 04a10002 bgez r5,0x0019ab88 {{f/Cond|If Nb of Byte is < 0}} |
| − | 0019ab88: 00022883 sra r5,r2,0x02 | + | 0019ab80: 00a01021 addu r2,r5,r0 |{{f/std|<nowiki>r2 = Preset Limit (in bytes)</nowiki>}} |
| − | 0019ab8c: 18a00006 blez r5, | + | 0019ab84: 24a20003 addiu r2,r5,0x0003 |{{f/std|<nowiki>r2 = Preset Limit + 3</nowiki>}} |
| − | 0019ab90: 00001821 addu r3,r0,r0 | + | 0019ab88: 00022883 sra r5,r2,0x02 |{{f/std|Nb of word to nullify}} |
| − | 0019ab94: ac800000 sw r0,0x0000(r4) | + | 0019ab8c: 18a00006 blez r5,0x0019aba8 {{f/Cond|Exit if Nb of word to nullify < 0}} |
| − | 0019ab98: 24630001 addiu r3,r3,0x0001 | + | 0019ab90: 00001821 addu r3,r0,r0 |{{f/std|<nowiki>Counter = 0</nowiki>}} |
| − | 0019ab9c: 0065102a slt r2,r3,r5 | + | {{f/bloop|Loop}} |
| − | 0019aba0: 1440fffc bne r2,r0, | + | 0019ab94: ac800000 sw r0,0x0000(r4) |{{f/store|<nowiki>Store Data = 0</nowiki>}} |
| − | 0019aba4: 24840004 addiu r4,r4,0x0004 | + | 0019ab98: 24630001 addiu r3,r3,0x0001 |{{f/std|<nowiki>Counter += 1</nowiki>}} |
| − | 0019aba8: 27bd0008 addiu r29,r29,0x0008 | + | 0019ab9c: 0065102a slt r2,r3,r5 |{{f/std|check limit}} |
| − | 0019abac: 03e00008 jr r31 | + | 0019aba0: 1440fffc bne r2,r0,0x0019ab94 {{f/eloop|Branch if Counter < Limit}} |
| + | 0019aba4: 24840004 addiu r4,r4,0x0004 |{{f/std|<nowiki>Pointer += 4</nowiki>}} | ||
| + | 0019aba8: 27bd0008 addiu r29,r29,0x0008 END | ||
| + | 0019abac: 03e00008 jr r31 | ||
0019abb0: 00000000 nop | 0019abb0: 00000000 nop | ||
| + | === Return locations === | ||
| + | '''Battle.bin''' | ||
| + | 001949c4: [[AI_movement/panel_data_setting]] | ||
| + | 001958b8: [[AI_Ability_Data_Setting]] | ||
| + | 001958c4: [[AI_Ability_Data_Setting]] | ||
| + | 00196438: [[Map_movement_decision/data_setting]] | ||
| + | 0019724c: [[Set_chosen_ability/target_for_AI_status]] | ||
| + | 00198350: [[001982d8_-_001984e8]] | ||
Latest revision as of 20:07, 12 April 2023
Parameters : r4 is Pointer to 1st word r5 = Nb of byte to nullify ---------------------------------------------------------------------------------------- 0019ab78: 27bdfff8 addiu r29,r29,-0x0008 0019ab7c: 04a10002 bgez r5,0x0019ab88 #If Nb of Byte is < 0 0019ab80: 00a01021 addu r2,r5,r0 |r2 = Preset Limit (in bytes) 0019ab84: 24a20003 addiu r2,r5,0x0003 |r2 = Preset Limit + 3 0019ab88: 00022883 sra r5,r2,0x02 |Nb of word to nullify 0019ab8c: 18a00006 blez r5,0x0019aba8 #Exit if Nb of word to nullify < 0 0019ab90: 00001821 addu r3,r0,r0 |Counter = 0 @Loop 0019ab94: ac800000 sw r0,0x0000(r4) |Store Data = 0 0019ab98: 24630001 addiu r3,r3,0x0001 |Counter += 1 0019ab9c: 0065102a slt r2,r3,r5 |check limit 0019aba0: 1440fffc bne r2,r0,0x0019ab94 Λ Branch if Counter < Limit 0019aba4: 24840004 addiu r4,r4,0x0004 |Pointer += 4 0019aba8: 27bd0008 addiu r29,r29,0x0008 END 0019abac: 03e00008 jr r31 0019abb0: 00000000 nop
Return locations
Battle.bin 001949c4: AI_movement/panel_data_setting 001958b8: AI_Ability_Data_Setting 001958c4: AI_Ability_Data_Setting 00196438: Map_movement_decision/data_setting 0019724c: Set_chosen_ability/target_for_AI_status 00198350: 001982d8_-_001984e8
