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Rev 2071 | Rev 2861 | ||
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Line 32... | Line 32... | ||
32 | .text |
32 | .text |
33 | 33 | ||
34 | .global context_save_arch |
34 | .global context_save_arch |
35 | .global context_restore_arch |
35 | .global context_restore_arch |
36 | 36 | ||
37 | .macro CONTEXT_STORE r |
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38 | stw sp, OFFSET_SP(\r) |
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39 | stw r2, OFFSET_R2(\r) |
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40 | stw r13, OFFSET_R13(\r) |
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41 | stw r14, OFFSET_R14(\r) |
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42 | stw r15, OFFSET_R15(\r) |
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43 | stw r16, OFFSET_R16(\r) |
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44 | stw r17, OFFSET_R17(\r) |
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45 | stw r18, OFFSET_R18(\r) |
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46 | stw r19, OFFSET_R19(\r) |
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47 | stw r20, OFFSET_R20(\r) |
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48 | stw r21, OFFSET_R21(\r) |
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49 | stw r22, OFFSET_R22(\r) |
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50 | stw r23, OFFSET_R23(\r) |
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51 | stw r24, OFFSET_R24(\r) |
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52 | stw r25, OFFSET_R25(\r) |
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53 | stw r26, OFFSET_R26(\r) |
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54 | stw r27, OFFSET_R27(\r) |
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55 | stw r28, OFFSET_R28(\r) |
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56 | stw r29, OFFSET_R29(\r) |
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57 | stw r30, OFFSET_R30(\r) |
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58 | stw r31, OFFSET_R31(\r) |
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59 | .endm |
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60 | - | ||
61 | .macro CONTEXT_LOAD r |
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62 | lwz sp, OFFSET_SP(\r) |
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63 | lwz r2, OFFSET_R2(\r) |
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64 | lwz r13, OFFSET_R13(\r) |
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65 | lwz r14, OFFSET_R14(\r) |
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66 | lwz r15, OFFSET_R15(\r) |
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67 | lwz r16, OFFSET_R16(\r) |
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68 | lwz r17, OFFSET_R17(\r) |
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69 | lwz r18, OFFSET_R18(\r) |
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70 | lwz r19, OFFSET_R19(\r) |
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71 | lwz r20, OFFSET_R20(\r) |
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72 | lwz r21, OFFSET_R21(\r) |
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73 | lwz r22, OFFSET_R22(\r) |
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74 | lwz r23, OFFSET_R23(\r) |
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75 | lwz r24, OFFSET_R24(\r) |
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76 | lwz r25, OFFSET_R25(\r) |
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77 | lwz r26, OFFSET_R26(\r) |
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78 | lwz r27, OFFSET_R27(\r) |
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79 | lwz r28, OFFSET_R28(\r) |
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80 | lwz r29, OFFSET_R29(\r) |
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81 | lwz r30, OFFSET_R30(\r) |
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82 | lwz r31, OFFSET_R31(\r) |
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83 | .endm |
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84 | - | ||
85 | context_save_arch: |
37 | context_save_arch: |
86 | CONTEXT_STORE r3 |
38 | CONTEXT_SAVE_ARCH_CORE r3 |
87 | 39 | ||
88 | mflr r4 |
40 | mflr r4 |
89 | stw r4, OFFSET_PC(r3) |
41 | stw r4, OFFSET_PC(r3) |
90 | 42 | ||
91 | mfcr r4 |
43 | mfcr r4 |
Line 94... | Line 46... | ||
94 | # context_save returns 1 |
46 | # context_save returns 1 |
95 | li r3, 1 |
47 | li r3, 1 |
96 | blr |
48 | blr |
97 | 49 | ||
98 | context_restore_arch: |
50 | context_restore_arch: |
99 | CONTEXT_LOAD r3 |
51 | CONTEXT_RESTORE_ARCH_CORE r3 |
100 | 52 | ||
101 | lwz r4, OFFSET_CR(r3) |
53 | lwz r4, OFFSET_CR(r3) |
102 | mtcr r4 |
54 | mtcr r4 |
103 | 55 | ||
104 | lwz r4, OFFSET_PC(r3) |
56 | lwz r4, OFFSET_PC(r3) |