C(0x07) InstallExceptionHandlers

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Revision as of 09:22, 23 September 2024 by Talcall (talk | contribs) (Created page with " 00000eb0: 3c028000 lui r2,0x8000 00000eb4: 3c1a0000 lui r26,0x0000 00000eb8: 3c1b0000 lui r27,0x0000 00000ebc: 34420080 ori r2,r2,0x0080 00000...")
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00000eb0: 3c028000 lui r2,0x8000
00000eb4: 3c1a0000 lui r26,0x0000
00000eb8: 3c1b0000 lui r27,0x0000               
00000ebc: 34420080 ori r2,r2,0x0080             
00000ec0: 275a0f0c addiu r26,r26,0x0f0c         Default exception handler *
00000ec4: 277b0f1c addiu r27,r27,0x0f1c         end Default exception handler *
00000ec8: 8f430000 lw r3,0x0000(r26)            pastes the exception handler to 0x00000080
00000ecc: 275a0004 addiu r26,r26,0x0004
00000ed0: 24420004 addiu r2,r2,0x0004
00000ed4: 175bfffc bne r26,r27,0x00000ec8       loop 4 times
00000ed8: ac43fffc sw r3,-0x0004(r2)
00000edc: 3c1a0000 lui r26,0x0000
00000ee0: 3c1b0000 lui r27,0x0000
00000ee4: 3c028000 lui r2,0x8000                
00000ee8: 275a0f0c addiu r26,r26,0x0f0c         Default exception handler *
00000eec: 277b0f1c addiu r27,r27,0x0f1c         end Default exception handler *
00000ef0: 8f430000 lw r3,0x0000(r26)            also pastes it to 0x00000000. I mean, Lucky it *does* since this space is reserved to be <null> and some games accidentally reference uninitialised table pointers here but.
00000ef4: 275a0004 addiu r26,r26,0x0004
00000ef8: 24420004 addiu r2,r2,0x0004
00000efc: 175bfffc bne r26,r27,0x00000ef0       loop 4 times
00000f00: ac43fffc sw r3,-0x0004(r2)
00000f04: 08001a9c j 0x00006a70
00000f08: 00000000 nop
<DfltExceptionHndlr>
00000f0c: 3c1a0000 lui r26,0x0000
00000f10: 275a0c80 addiu r26,r26,0x0c80
00000f14: 03400008 jr r26
00000f18: 00000000 nop
</DfltExceptionHndlr>