mirror of https://github.com/sm64pc/sm64pc.git
64 lines
1.1 KiB
ArmAsm
64 lines
1.1 KiB
ArmAsm
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.set noreorder # don't insert nops after branches
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.set gp=64
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.include "macros.inc"
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.section .text, "ax"
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# This file is handwritten
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#void osMapTLB(s32 index, OSPageMask pm, void *vaddr, u32 evenpaddr, u32 oddpaddr, s32 asid);
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glabel osMapTLB
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mfc0 $t0, $10
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mtc0 $a0, $0
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mtc0 $a1, $5
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lw $t1, 0x14($sp) #asid
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beq $t1, -1, .L803214D8
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li $t4, 1
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li $t2, 30
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b .L803214DC
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or $a2, $a2, $t1 #vaddr
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.L803214D8:
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li $t2, 31
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.L803214DC:
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mtc0 $a2, $10 #vaddr
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beq $a3, -1, .L80321500 #even paddr
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nop
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srl $t3, $a3, 6 #evenpaddr
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or $t3, $t3, $t2
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mtc0 $t3, $2
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b .L80321504
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nop
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.L80321500:
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mtc0 $t4, $2
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.L80321504:
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lw $t3, 0x10($sp) #oddpaddr
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beq $t3, -1, .L80321528
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nop
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srl $t3, $t3, 6
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or $t3, $t3, $t2
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mtc0 $t3, $3
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b .L80321540
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nop
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.L80321528:
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mtc0 $t4, $3
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bne $a3, -1, .L80321540 #evenpaddr
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nop
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lui $t3, 0x8000
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mtc0 $t3, $10
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.L80321540:
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nop
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tlbwi
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nop
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nop
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nop
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nop
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mtc0 $t0, $10
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jr $ra
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nop #file gets padded but
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nop
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nop
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nop
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