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54 lines
2.4 KiB
ArmAsm
54 lines
2.4 KiB
ArmAsm
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.include "macro.inc"
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# assembler directives
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.set noat # allow manual use of $at
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.set noreorder # don't insert nops after branches
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.set gp=64 # allow use of 64-bit general purposee registers
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.section .text
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.align 4
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glabel osSetIntMask
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/* 005B40 80004F40 400C6000 */ mfc0 $t4, $12
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/* 005B44 80004F44 3182FF01 */ andi $v0, $t4, 0xff01
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/* 005B48 80004F48 3C088001 */ lui $t0, %hi(__OSGlobalIntMask) # $t0, 0x8001
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/* 005B4C 80004F4C 2508AD00 */ addiu $t0, %lo(__OSGlobalIntMask) # addiu $t0, $t0, -0x5300
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/* 005B50 80004F50 8D0B0000 */ lw $t3, ($t0)
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/* 005B54 80004F54 2401FFFF */ li $at, -1
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/* 005B58 80004F58 01614026 */ xor $t0, $t3, $at
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/* 005B5C 80004F5C 3108FF00 */ andi $t0, $t0, 0xff00
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/* 005B60 80004F60 00481025 */ or $v0, $v0, $t0
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/* 005B64 80004F64 3C0AA430 */ lui $t2, %hi(D_A430000C) # $t2, 0xa430
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/* 005B68 80004F68 8D4A000C */ lw $t2, %lo(D_A430000C)($t2)
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/* 005B6C 80004F6C 11400005 */ beqz $t2, .L80004F84
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/* 005B70 80004F70 000B4C02 */ srl $t1, $t3, 0x10
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/* 005B74 80004F74 2401FFFF */ li $at, -1
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/* 005B78 80004F78 01214826 */ xor $t1, $t1, $at
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/* 005B7C 80004F7C 3129003F */ andi $t1, $t1, 0x3f
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/* 005B80 80004F80 01495025 */ or $t2, $t2, $t1
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.L80004F84:
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/* 005B84 80004F84 000A5400 */ sll $t2, $t2, 0x10
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/* 005B88 80004F88 004A1025 */ or $v0, $v0, $t2
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/* 005B8C 80004F8C 3C01003F */ lui $at, 0x3f
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/* 005B90 80004F90 00814024 */ and $t0, $a0, $at
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/* 005B94 80004F94 010B4024 */ and $t0, $t0, $t3
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/* 005B98 80004F98 000843C2 */ srl $t0, $t0, 0xf
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/* 005B9C 80004F9C 3C0A8001 */ lui $t2, %hi(__osRcpImTable)
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/* 005BA0 80004FA0 01485021 */ addu $t2, $t2, $t0
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/* 005BA4 80004FA4 954A2160 */ lhu $t2, %lo(__osRcpImTable)($t2)
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/* 005BA8 80004FA8 3C01A430 */ lui $at, %hi(D_A430000C) # $at, 0xa430
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/* 005BAC 80004FAC AC2A000C */ sw $t2, %lo(D_A430000C)($at)
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/* 005BB0 80004FB0 3088FF01 */ andi $t0, $a0, 0xff01
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/* 005BB4 80004FB4 3169FF00 */ andi $t1, $t3, 0xff00
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/* 005BB8 80004FB8 01094024 */ and $t0, $t0, $t1
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/* 005BBC 80004FBC 3C01FFFF */ lui $at, (0xFFFF00FF >> 16) # lui $at, 0xffff
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/* 005BC0 80004FC0 342100FF */ ori $at, (0xFFFF00FF & 0xFFFF) # ori $at, $at, 0xff
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/* 005BC4 80004FC4 01816024 */ and $t4, $t4, $at
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/* 005BC8 80004FC8 01886025 */ or $t4, $t4, $t0
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/* 005BCC 80004FCC 408C6000 */ mtc0 $t4, $12
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/* 005BD0 80004FD0 00000000 */ nop
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/* 005BD4 80004FD4 00000000 */ nop
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/* 005BD8 80004FD8 03E00008 */ jr $ra
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/* 005BDC 80004FDC 00000000 */ nop
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