提交 5c94367a 编写于 作者: R Rich Felker

first attempt at making threads work on mips

上级 d0bfbd9d
.set noreorder
.global __unmapself
.type __unmapself,@function
__unmapself:
li $2, 4091
syscall
li $4, 0
li $2, 4001
syscall
.set noreorder
.global __clone
.type __clone,@function
__clone:
# Save function pointer and argument pointer
move $25, $4
move $8, $7
# Shuffle (fn,sp,fl,arg,ptid,tls,ctid) to (sp,fl,ptid,tls,ctid)
move $4, $5
move $5, $6
lw $6, 16($sp)
lw $7, 20($sp)
lw $9, 24($sp)
sw $9, 16($sp)
li $2, 4120
syscall
beq $7, $0, 1f
nop
jr $ra
subu $2, $0, $2
1: beq $2, $0, 1f
nop
jr $ra
nop
1: move $4, $8
jr $25
nop
.set noreorder
.global __syscall_cp_asm
.type __syscall_cp_asm,@function
__syscall_cp_asm:
.global __cp_begin
__cp_begin:
lw $4, 0($4)
bne $4, $0, 2f
move $10, $5
move $4, $6
move $5, $7
lw $6, 16($sp)
lw $7, 20($sp)
lw $8, 24($sp)
lw $9, 28($sp)
subu $sp, $sp, 32
sw $8, 16($sp)
sw $9, 20($sp)
move $2, $10
syscall
.global __cp_end
__cp_end:
beq $7, $0, 1f
addu $sp, $sp, 32
subu $2, $0, $2
1: jr $ra
nop
2: lw $25, %call16(__cancel)($gp)
jr $25
nop
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