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.set noat
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.set noat
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.set noreorder
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.set noreorder
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.set nomacro
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.set nomacro
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.global context_save
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.global context_save_arch
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.global context_restore
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.global context_restore_arch
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.macro CONTEXT_STORE r
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.macro CONTEXT_STORE r
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	sw $s0,OFFSET_S0(\r)
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	sw $s0,OFFSET_S0(\r)
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	sw $s1,OFFSET_S1(\r)
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	sw $s1,OFFSET_S1(\r)
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	sw $s2,OFFSET_S2(\r)
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	sw $s2,OFFSET_S2(\r)
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	lw $ra,OFFSET_PC(\r)
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	lw $ra,OFFSET_PC(\r)
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	lw $sp,OFFSET_SP(\r)
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	lw $sp,OFFSET_SP(\r)
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.endm
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.endm
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context_save:
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context_save_arch:
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	CONTEXT_STORE $a0
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	CONTEXT_STORE $a0
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	# context_save returns 1
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	# context_save returns 1
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	j $31
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	j $31
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	li $2, 1
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	li $2, 1
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context_restore:
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context_restore_arch:
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	CONTEXT_LOAD $a0
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	CONTEXT_LOAD $a0
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	# context_restore returns 0
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	# context_restore returns 0
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	j $31
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	j $31
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	xor $2, $2
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	xor $2, $2