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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#
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- 
 
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#define __ASM__
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#include <arch/asm/macro.h>
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#include <arch/asm/regname.h>
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#include "context_offset.h"
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.text
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.text
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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
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.global context_restore
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.global context_restore
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.macro CONTEXT_STORE r
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	sw $s0,OFFSET_S0(\r)
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	sw $s1,OFFSET_S1(\r)
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	sw $s2,OFFSET_S2(\r)
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	sw $s3,OFFSET_S3(\r)
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	sw $s4,OFFSET_S4(\r)
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	sw $s5,OFFSET_S5(\r)
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	sw $s6,OFFSET_S6(\r)
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	sw $s7,OFFSET_S7(\r)
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	sw $s8,OFFSET_S7(\r)
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	sw $gp,OFFSET_GP(\r)
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	sw $ra,OFFSET_PC(\r)
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	sw $sp,OFFSET_SP(\r)
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.endm
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.macro CONTEXT_LOAD r
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	lw $s0,OFFSET_S0(\r)
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	lw $s1,OFFSET_S1(\r)
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	lw $s2,OFFSET_S2(\r)
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	lw $s3,OFFSET_S3(\r)
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	lw $s4,OFFSET_S4(\r)
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	lw $s5,OFFSET_S5(\r)
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	lw $s6,OFFSET_S6(\r)
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	lw $s7,OFFSET_S7(\r)
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	lw $s8,OFFSET_S7(\r)
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	lw $gp,OFFSET_GP(\r)
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	lw $ra,OFFSET_PC(\r)
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	lw $sp,OFFSET_SP(\r)
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.endm
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context_save:
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context_save:
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	REGISTERS_STORE $4
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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:
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	REGISTERS_LOAD $4
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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