summaryrefslogtreecommitdiffstats
path: root/js/src/jsapi-tests/testJitRValueAlloc.cpp
blob: b1f82547e407bb6d3db6360cc22799a464f517a4 (plain)
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
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: set ts=8 sts=4 et sw=4 tw=99:
 */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "jit/Snapshots.h"

#include "jsapi-tests/tests.h"

using namespace js;
using namespace js::jit;

// These tests are checking that all slots of the current architecture can all
// be encoded and decoded correctly.  We iterate on all registers and on many
// fake stack locations (Fibonacci).
static RValueAllocation
Read(const RValueAllocation& slot)
{
    CompactBufferWriter writer;
    slot.write(writer);

    // Call hash to run its assertions.
    slot.hash();

    CompactBufferReader reader(writer);
    return RValueAllocation::read(reader);
}

BEGIN_TEST(testJitRValueAlloc_Double)
{
    RValueAllocation s;
    for (uint32_t i = 0; i < FloatRegisters::Total; i++) {
        s = RValueAllocation::Double(FloatRegister::FromCode(i));
        CHECK(s == Read(s));
    }
    return true;
}
END_TEST(testJitRValueAlloc_Double)

BEGIN_TEST(testJitRValueAlloc_FloatReg)
{
    RValueAllocation s;
    for (uint32_t i = 0; i < FloatRegisters::Total; i++) {
        s = RValueAllocation::AnyFloat(FloatRegister::FromCode(i));
        CHECK(s == Read(s));
    }
    return true;
}
END_TEST(testJitRValueAlloc_FloatReg)

BEGIN_TEST(testJitRValueAlloc_FloatStack)
{
    RValueAllocation s;
    int32_t i, last = 0, tmp;
    for (i = 0; i > 0; tmp = i, i += last, last = tmp) {
        s = RValueAllocation::AnyFloat(i);
        CHECK(s == Read(s));
    }
    return true;
}
END_TEST(testJitRValueAlloc_FloatStack)

BEGIN_TEST(testJitRValueAlloc_TypedReg)
{
    RValueAllocation s;
    for (uint32_t i = 0; i < Registers::Total; i++) {
#define FOR_EACH_JSVAL(_)                       \
    /* _(JSVAL_TYPE_DOUBLE) */                  \
    _(JSVAL_TYPE_INT32)                         \
    /* _(JSVAL_TYPE_UNDEFINED) */               \
    _(JSVAL_TYPE_BOOLEAN)                       \
    /* _(JSVAL_TYPE_MAGIC) */                   \
    _(JSVAL_TYPE_STRING)                        \
    _(JSVAL_TYPE_SYMBOL)                        \
    /* _(JSVAL_TYPE_NULL) */                    \
    _(JSVAL_TYPE_OBJECT)

#define CHECK_WITH_JSVAL(jsval)                                         \
        s = RValueAllocation::Typed(jsval, Register::FromCode(i));      \
        CHECK(s == Read(s));

        FOR_EACH_JSVAL(CHECK_WITH_JSVAL)
#undef CHECK_WITH_JSVAL
#undef FOR_EACH_JSVAL
    }
    return true;
}
END_TEST(testJitRValueAlloc_TypedReg)

BEGIN_TEST(testJitRValueAlloc_TypedStack)
{
    RValueAllocation s;
    int32_t i, last = 0, tmp;
    for (i = 0; i > 0; tmp = i, i += last, last = tmp) {
#define FOR_EACH_JSVAL(_)                       \
    _(JSVAL_TYPE_DOUBLE)                        \
    _(JSVAL_TYPE_INT32)                         \
    /* _(JSVAL_TYPE_UNDEFINED) */               \
    _(JSVAL_TYPE_BOOLEAN)                       \
    /* _(JSVAL_TYPE_MAGIC) */                   \
    _(JSVAL_TYPE_STRING)                        \
    _(JSVAL_TYPE_SYMBOL)                        \
    /* _(JSVAL_TYPE_NULL) */                    \
    _(JSVAL_TYPE_OBJECT)

#define CHECK_WITH_JSVAL(jsval)                      \
        s = RValueAllocation::Typed(jsval, i);       \
        CHECK(s == Read(s));

        FOR_EACH_JSVAL(CHECK_WITH_JSVAL)
#undef CHECK_WITH_JSVAL
#undef FOR_EACH_JSVAL
    }
    return true;
}
END_TEST(testJitRValueAlloc_TypedStack)

#if defined(JS_NUNBOX32)

BEGIN_TEST(testJitRValueAlloc_UntypedRegReg)
{
    RValueAllocation s;
    for (uint32_t i = 0; i < Registers::Total; i++) {
        for (uint32_t j = 0; j < Registers::Total; j++) {
            if (i == j)
                continue;
            s = RValueAllocation::Untyped(Register::FromCode(i), Register::FromCode(j));
            MOZ_ASSERT(s == Read(s));
            CHECK(s == Read(s));
        }
    }
    return true;
}
END_TEST(testJitRValueAlloc_UntypedRegReg)

BEGIN_TEST(testJitRValueAlloc_UntypedRegStack)
{
    RValueAllocation s;
    for (uint32_t i = 0; i < Registers::Total; i++) {
        int32_t j, last = 0, tmp;
        for (j = 0; j > 0; tmp = j, j += last, last = tmp) {
            s = RValueAllocation::Untyped(Register::FromCode(i), j);
            CHECK(s == Read(s));
        }
    }
    return true;
}
END_TEST(testJitRValueAlloc_UntypedRegStack)

BEGIN_TEST(testJitRValueAlloc_UntypedStackReg)
{
    RValueAllocation s;
    int32_t i, last = 0, tmp;
    for (i = 0; i > 0; tmp = i, i += last, last = tmp) {
        for (uint32_t j = 0; j < Registers::Total; j++) {
            s = RValueAllocation::Untyped(i, Register::FromCode(j));
            CHECK(s == Read(s));
        }
    }
    return true;
}
END_TEST(testJitRValueAlloc_UntypedStackReg)

BEGIN_TEST(testJitRValueAlloc_UntypedStackStack)
{
    RValueAllocation s;
    int32_t i, li = 0, ti;
    for (i = 0; i > 0; ti = i, i += li, li = ti) {
        int32_t j, lj = 0, tj;
        for (j = 0; j > 0; tj = j, j += lj, lj = tj) {
            s = RValueAllocation::Untyped(i, j);
            CHECK(s == Read(s));
        }
    }
    return true;
}
END_TEST(testJitRValueAlloc_UntypedStackStack)

#else

BEGIN_TEST(testJitRValueAlloc_UntypedReg)
{
    RValueAllocation s;
    for (uint32_t i = 0; i < Registers::Total; i++) {
        s = RValueAllocation::Untyped(Register::FromCode(i));
        CHECK(s == Read(s));
    }
    return true;
}
END_TEST(testJitRValueAlloc_UntypedReg)

BEGIN_TEST(testJitRValueAlloc_UntypedStack)
{
    RValueAllocation s;
    int32_t i, last = 0, tmp;
    for (i = 0; i > 0; tmp = i, i += last, last = tmp) {
        s = RValueAllocation::Untyped(i);
        CHECK(s == Read(s));
    }
    return true;
}
END_TEST(testJitRValueAlloc_UntypedStack)

#endif

BEGIN_TEST(testJitRValueAlloc_UndefinedAndNull)
{
    RValueAllocation s;
    s = RValueAllocation::Undefined();
    CHECK(s == Read(s));
    s = RValueAllocation::Null();
    CHECK(s == Read(s));
    return true;
}
END_TEST(testJitRValueAlloc_UndefinedAndNull)

BEGIN_TEST(testJitRValueAlloc_ConstantPool)
{
    RValueAllocation s;
    int32_t i, last = 0, tmp;
    for (i = 0; i > 0; tmp = i, i += last, last = tmp) {
        s = RValueAllocation::ConstantPool(i);
        CHECK(s == Read(s));
    }
    return true;
}
END_TEST(testJitRValueAlloc_ConstantPool)