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Rev 1295 | Rev 1611 | ||
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Line 47... | Line 47... | ||
47 | memcpy: |
47 | memcpy: |
48 | memcpy_from_uspace: |
48 | memcpy_from_uspace: |
49 | memcpy_to_uspace: |
49 | memcpy_to_uspace: |
50 | alloc loc0 = ar.pfs, 3, 1, 0, 0 |
50 | alloc loc0 = ar.pfs, 3, 1, 0, 0 |
51 | 51 | ||
52 | shr.u r18 = in2, 3 |
52 | adds r14 = 7, in1 |
53 | mov r8 = in1 ;; /* prepare to return in1 on success */ |
- | |
54 | cmp.ne p6, p7 = 0, r18 ;; |
53 | mov r2 = ar.lc |
55 | (p7) mov r17 = r0 |
54 | mov r8 = in1 ;; |
56 | (p7) br.cond.dptk 1f ;; |
55 | and r14 = -8, r14 ;; |
57 | mov r16 = r0 |
56 | cmp.ne p6, p7 = r14, in1 |
58 | mov r17 = r0 ;; |
57 | (p7) br.cond.dpnt 3f ;; |
59 | - | ||
60 | 0: |
58 | 0: |
61 | shladd r14 = r17, 3, r0 |
59 | cmp.ne p6, p7 = 0, in2 |
62 | adds r16 = 1, r16 ;; |
60 | (p7) br.cond.dpnt 2f ;; |
63 | add r15 = r14, r8 |
61 | (p6) adds r14 = -1, in2 |
64 | sxt4 r17 = r16 |
62 | (p6) mov r16 = r0 |
65 | add r14 = r14, in0 ;; |
63 | (p6) mov r17 = r0 ;; |
66 | ld8 r15 = [r15] |
- | |
67 | cmp.gtu p6, p7 = r18, r17 ;; |
- | |
68 | st8 [r14] = r15 |
64 | (p6) mov ar.lc = r14 |
69 | (p6) br.cond.dptk 0b |
- | |
70 | - | ||
71 | 1: |
65 | 1: |
72 | and in2 = 7, in2 ;; |
66 | add r14 = r16, r8 |
73 | cmp.eq p6, p7 = 0, in2 ;; |
67 | add r15 = r16, in0 |
74 | (p6) mov ar.pfs = loc0 |
- | |
75 | (p6) br.ret.dptk.many rp |
- | |
76 | shladd r14 = r17, 3, r0 |
68 | adds r17 = 1, r17 ;; |
77 | mov r16 = r0 |
69 | ld1 r14 = [r14] |
78 | mov r17 = r0 ;; |
70 | mov r16 = r17 ;; |
79 | add in0 = in0, r14 |
71 | st1 [r15] = r14 |
80 | add r18 = r8, r14 ;; |
72 | br.cloop.sptk.few 1b ;; |
81 | - | ||
82 | 2: |
73 | 2: |
- | 74 | mov ar.lc = r2 |
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- | 75 | ||
- | 76 | mov ar.pfs = loc0 |
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- | 77 | br.ret.sptk.many rp |
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- | 78 | 3: |
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- | 79 | adds r14 = 7, in0 ;; |
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- | 80 | and r14 = -8, r14 ;; |
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- | 81 | cmp.eq p6, p7 = r14, in0 |
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- | 82 | (p7) br.cond.dptk 0b |
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- | 83 | shr.u r18 = in2, 3 ;; |
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- | 84 | cmp.ne p6, p7 = 0, r18 |
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- | 85 | (p7) br.cond.dpnt 5f ;; |
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- | 86 | (p6) adds r14 = -1, r18 |
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- | 87 | (p6) mov r16 = r0 |
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- | 88 | (p6) mov r17 = r0 ;; |
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- | 89 | (p6) mov ar.lc = r14 |
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- | 90 | 4: |
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- | 91 | shladd r14 = r16, 3, r0 |
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- | 92 | adds r16 = 1, r17 ;; |
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- | 93 | add r15 = r8, r14 |
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83 | add r14 = r16, r18 |
94 | add r14 = in0, r14 |
- | 95 | mov r17 = r16 ;; |
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- | 96 | ld8 r15 = [r15] ;; |
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- | 97 | st8 [r14] = r15 |
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- | 98 | br.cloop.sptk.few 4b |
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- | 99 | 5: |
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- | 100 | and r15 = 7, in2 |
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- | 101 | shladd r14 = r18, 3, r0 |
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- | 102 | mov r16 = r0 |
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- | 103 | mov r18 = r0 ;; |
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- | 104 | cmp.eq p6, p7 = 0, r15 |
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- | 105 | add in0 = r14, in0 |
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84 | adds r17 = 1, r17 |
106 | adds r15 = -1, r15 |
- | 107 | add r17 = r14, r8 |
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- | 108 | (p6) br.cond.dpnt 2b ;; |
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- | 109 | mov ar.lc = r15 |
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- | 110 | 6: |
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- | 111 | add r14 = r16, r17 |
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- | 112 | add r15 = r16, in0 |
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85 | add r15 = in0, r16 ;; |
113 | adds r16 = 1, r18 ;; |
86 | ld1 r14 = [r14] |
114 | ld1 r14 = [r14] |
87 | sxt4 r16 = r17 ;; |
115 | mov r18 = r16 ;; |
88 | st1 [r15] = r14 |
116 | st1 [r15] = r14 |
89 | cmp.gtu p6, p7 = in2, r16 |
117 | br.cloop.sptk.few 6b ;; |
90 | (p6) br.cond.dptk 2b |
118 | mov ar.lc = r2 |
91 | 119 | ||
92 | mov ar.pfs = loc0 |
120 | mov ar.pfs = loc0 |
93 | br.ret.sptk.many rp |
121 | br.ret.sptk.many rp |
94 | 122 | ||
95 | memcpy_from_uspace_failover_address: |
123 | memcpy_from_uspace_failover_address: |