Subversion Repositories HelenOS

Rev

Rev 2071 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 2071 Rev 2779
Line 24... Line 24...
24 
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 24 
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 25 
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 26 
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 
#
 27 
#
28 
 
 28 
 
29 
#include <arch/asm/regname.h>
 - 
 
30 
#include <arch/context_offset.h>
 29 
#include <arch/context_offset.h>
31
30
32 
.text
31 
.text
33 
 
 32 
 
34 
.set noat
 33 
.set noat
Line 36... Line 35...
36 
.set nomacro
 35 
.set nomacro
37 
 
 36 
 
38 
.global context_save_arch
 37 
.global context_save_arch
39 
.global context_restore_arch
 38 
.global context_restore_arch
40 
 
 39 
 
41 
.macro CONTEXT_STORE r
 - 
 
42 
	sw $s0,OFFSET_S0(\r)
 - 
 
43 
	sw $s1,OFFSET_S1(\r)
 - 
 
44 
	sw $s2,OFFSET_S2(\r)
 - 
 
45 
	sw $s3,OFFSET_S3(\r)
 - 
 
46 
	sw $s4,OFFSET_S4(\r)
 - 
 
47 
	sw $s5,OFFSET_S5(\r)
 - 
 
48 
	sw $s6,OFFSET_S6(\r)
 - 
 
49 
	sw $s7,OFFSET_S7(\r)
 - 
 
50 
	sw $s8,OFFSET_S8(\r)
 - 
 
51 
	sw $gp,OFFSET_GP(\r)
 - 
 
52
- 
 
53 
	sw $ra,OFFSET_PC(\r)
 - 
 
54 
	sw $sp,OFFSET_SP(\r)
 - 
 
55 
.endm
 - 
 
56 
 
 - 
 
57 
.macro CONTEXT_LOAD r
 - 
 
58 
	lw $s0,OFFSET_S0(\r)
 - 
 
59 
	lw $s1,OFFSET_S1(\r)
 - 
 
60 
	lw $s2,OFFSET_S2(\r)
 - 
 
61 
	lw $s3,OFFSET_S3(\r)
 - 
 
62 
	lw $s4,OFFSET_S4(\r)
 - 
 
63 
	lw $s5,OFFSET_S5(\r)
 - 
 
64 
	lw $s6,OFFSET_S6(\r)
 - 
 
65 
	lw $s7,OFFSET_S7(\r)
 - 
 
66 
	lw $s8,OFFSET_S8(\r)
 - 
 
67 
	lw $gp,OFFSET_GP(\r)
 - 
 
68
- 
 
69 
	lw $ra,OFFSET_PC(\r)
 - 
 
70 
	lw $sp,OFFSET_SP(\r)
 - 
 
71 
.endm
 - 
 
72 
 
 - 
 
73
40
74 
context_save_arch:
 41 
context_save_arch:
75 
	CONTEXT_STORE $a0
 42 
	CONTEXT_SAVE_ARCH_CORE $a0
76 
 
 43 
 
77 
	# context_save returns 1
 44 
	# context_save returns 1
78 
	j $31
 45 
	j $31
79 
	li $2, 1
46 
	li $2, 1
80
47
81 
context_restore_arch:
 48 
context_restore_arch:
82 
	CONTEXT_LOAD $a0
 49 
	CONTEXT_RESTORE_ARCH_CORE $a0
83 
 
 50 
 
84 
	# context_restore returns 0
 51 
	# context_restore returns 0
85 
	j $31
 52 
	j $31
86 
	xor $2, $2
53 
	xor $2, $2