weirflow 0.1.0

GPU-first dataflow analysis primitives for Vyre and Santh compiler pipelines.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164

use super::*;

// ------------------------------------------------------------------
// 6. Download success
// ------------------------------------------------------------------

#[test]
fn ifds_vyre_resident_download_resident_success() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let data = a.download_resident(&r).unwrap();
    assert_eq!(data.len(), 64);
}

#[test]
fn ifds_vyre_resident_download_resident_into_success() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let mut out = vec![99u8; 128];
    a.download_resident_into(&r, &mut out).unwrap();
    assert_eq!(out.len(), 64);
}

#[test]
fn ifds_vyre_resident_download_resident_range_success() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let data = a.download_resident_range(&r, 16, 8).unwrap();
    assert_eq!(data.len(), 8);
}

#[test]
fn ifds_vyre_resident_download_resident_range_into_success() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let mut out = Vec::new();
    a.download_resident_range_into(&r, 8, 4, &mut out).unwrap();
    assert_eq!(out.len(), 4);
}

#[test]
fn ifds_vyre_resident_download_resident_range_zero_len() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let data = a.download_resident_range(&r, 64, 0).unwrap();
    assert_eq!(data.len(), 0);
}

#[test]
fn ifds_vyre_resident_download_resident_range_at_end() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let data = a.download_resident_range(&r, 56, 8).unwrap();
    assert_eq!(data.len(), 8);
}

#[test]
fn ifds_vyre_resident_download_resident_ranges_into_empty() {
    let b = backend();
    let a = adapter(&b);
    let mut outputs: Vec<&mut Vec<u8>> = vec![];
    a.download_resident_ranges_into(&[], &mut outputs).unwrap();
}

#[test]
fn ifds_vyre_resident_download_resident_ranges_into_single() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let mut out = Vec::new();
    a.download_resident_ranges_into(&[(&r, 0, 8)], &mut [&mut out])
        .unwrap();
    assert_eq!(out.len(), 8);
}

#[test]
fn ifds_vyre_resident_download_resident_ranges_into_three() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let mut out1 = Vec::new();
    let mut out2 = Vec::new();
    let mut out3 = Vec::new();
    a.download_resident_ranges_into(
        &[(&r, 0, 8), (&r, 16, 8), (&r, 32, 8)],
        &mut [&mut out1, &mut out2, &mut out3],
    )
    .unwrap();
    assert_eq!(out1.len(), 8);
    assert_eq!(out2.len(), 8);
    assert_eq!(out3.len(), 8);
}

#[test]
fn ifds_vyre_resident_download_resident_ranges_into_mismatch_count() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let mut out = Vec::new();
    let err = a
        .download_resident_ranges_into(&[(&r, 0, 8), (&r, 8, 8)], &mut [&mut out])
        .unwrap_err();
    assert!(err.contains("2 range(s) and 1 output(s)"));
}

// ------------------------------------------------------------------
// 7. Download error mapping & boundary checks
// ------------------------------------------------------------------

#[test]
fn ifds_vyre_resident_download_err_device_oom() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    b.inject_next_download(InjectedFailure::DeviceOutOfMemory {
        requested: 64,
        available: 32,
    });
    let err = a.download_resident(&r).unwrap_err();
    assert!(err.contains("device out of memory"));
}

#[test]
fn ifds_vyre_resident_download_range_overflow_rejected() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let err = a.download_resident_range(&r, 60, 8).unwrap_err();
    assert!(err.contains("exceeds allocation"));
}

#[test]
fn ifds_vyre_resident_download_range_into_overflow_rejected() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    let mut out = Vec::new();
    let err = a
        .download_resident_range_into(&r, 60, 8, &mut out)
        .unwrap_err();
    assert!(err.contains("exceeds allocation"));
}

#[test]
fn ifds_vyre_resident_download_ranges_into_err_propagates() {
    let b = backend();
    let a = adapter(&b);
    let r = a.allocate_resident(64).unwrap();
    b.inject_next_download(InjectedFailure::UnsupportedFeature {
        name: "multi_range".into(),
    });
    let mut out = Vec::new();
    let err = a
        .download_resident_ranges_into(&[(&r, 0, 8)], &mut [&mut out])
        .unwrap_err();
    assert!(err.contains("multi_range"));
}