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44 lines
909 B
ArmAsm
44 lines
909 B
ArmAsm
#include <ogc/machine/asm.h>
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.section .text.dsi_exceptionhandler,"ax",@progbits
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.globl dsi_exceptionhandler
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dsi_exceptionhandler:
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stw r11,GPR1_OFFSET(sp)
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stmw r13,GPR13_OFFSET(sp)
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mfdsisr r3
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mfdar r4
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bl vm_dsi_handler
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cmpwi r3,0
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bne 1f
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mr r3,sp
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b c_default_exceptionhandler
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1: lwz r0,CR_OFFSET(sp)
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mtcr r0
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lwz r0,LR_OFFSET(sp)
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mtlr r0
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lwz r0,CTR_OFFSET(sp)
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mtctr r0
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lwz r0,XER_OFFSET(sp)
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mtxer r0
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lwz r0,SRR0_OFFSET(sp)
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mtsrr0 r0
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lwz r0,SRR1_OFFSET(sp)
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rlwinm r0,r0,0,19,17
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mtsrr1 r0
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lwz r12,GPR12_OFFSET(sp)
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lwz r11,GPR11_OFFSET(sp)
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lwz r10,GPR10_OFFSET(sp)
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lwz r9,GPR9_OFFSET(sp)
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lwz r8,GPR8_OFFSET(sp)
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lwz r7,GPR7_OFFSET(sp)
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lwz r6,GPR6_OFFSET(sp)
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lwz r5,GPR5_OFFSET(sp)
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lwz r4,GPR4_OFFSET(sp)
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lwz r3,GPR3_OFFSET(sp)
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lwz r2,GPR2_OFFSET(sp)
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lwz r0,GPR0_OFFSET(sp)
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addi sp,sp,EXCEPTION_FRAME_END
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rfi
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