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
|
#include "stdafx.h"
#include "Compiler/Debug.h"
#include "Utils/Bitwise.h"
using namespace storm::debug;
BEGIN_TEST(CodeAllocTest, GcObjects) {
Engine &e = gEngine();
nat count = 10;
nat allocSize = sizeof(void *) * count + 3;
void *code = runtime::allocCode(e, allocSize, count);
GcCode *c = runtime::codeRefs(code);
Array<PtrKey *> *o = new (e) Array<PtrKey *>();
PtrKey **objs = (PtrKey **)code;
for (nat i = 0; i < count; i++) {
c->refs[i].offset = sizeof(void *)*i;
c->refs[i].kind = GcCodeRef::rawPtr;
PtrKey *k = new (e) PtrKey();
c->refs[i].pointer = k;
o->push(k);
}
runtime::codeUpdatePtrs(code);
bool moved = false;
for (nat i = 0; i < 20 && !moved; i++) {
for (nat i = 0; i < o->count(); i++) {
moved |= o->at(i)->moved();
}
createList(e, 100);
e.gc.collect();
}
CHECK_EQ(runtime::codeSize(code), roundUp(size_t(allocSize), sizeof(size_t)));
CHECK_EQ(runtime::codeRefs(code)->refCount, 10);
for (nat i = 0; i < count; i++) {
CHECK_EQ(o->at(i), objs[i]);
}
} END_TEST
BEGIN_TEST(CodeRelPtr, GcObjects) {
Engine &e = gEngine();
static GcType type = {
GcType::tArray,
null,
null,
sizeof(void *),
1, { 0 },
};
nat count = 20;
GcArray<void **> *codeArray = runtime::allocArray<void **>(e, &type, count);
for (nat i = 0; i < count; i++) {
void **code = (void **)runtime::allocCode(e, sizeof(void *) * 2, 2);
GcCode *meta = runtime::codeRefs(code);
meta->refs[0].offset = 0;
meta->refs[0].kind = GcCodeRef::inside;
meta->refs[0].pointer = (void *)sizeof(void *); // point to code[1]
// *code = code + 1;
runtime::codeUpdatePtrs(code);
codeArray->v[i] = code;
}
// Make stuff move!
createList(e, 1000);
e.gc.collect();
// Verify stuff!
for (nat i = 0; i < count; i++) {
void **code = codeArray->v[i];
// We shall still point into the object.
CHECK_EQ(*code, code + 1);
}
} END_TEST;
|
