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oot/asm/entry.s
Roman971 53ceea717d
Properly align asm & data (+ minor fixes) (#165)
* Add .align 4 directives to all data/ files (+ minor alignment fixes)

* Use .balign for everything and fix typo
2020-05-26 18:09:00 -04:00

35 lines
859 B
ArmAsm

.include "macro.inc"
# assembler directives
.set noat # allow manual use of $at
.set noreorder # don't insert nops after branches
.set gp=64 # allow use of 64-bit general purpose registers
.section .text
glabel entrypoint # 0x80000400
lui $t0, %hi(_bootSegmentBssStart) # $t0, 0x8001
addiu $t0, %lo(_bootSegmentBssStart) # addiu $t0, $t0, 0x2370
li $t1, %lo(_bootSegmentBssSize) # li $t1, 0x4A30
.L8000040C:
addi $t1, $t1, -8
sw $zero, ($t0)
sw $zero, 4($t0)
bnez $t1, .L8000040C
addi $t0, $t0, 8
lui $t2, %hi(bootproc) # $t2, 0x8000
lui $sp, %hi(gMainThread) # $sp, 0x8001
addiu $t2, %lo(bootproc) # addiu $t2, $t2, 0x0498
jr $t2
addiu $sp, %lo(gMainThread) # addiu $sp, $sp, 0x2D60
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop