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
|
#include "Halide.h"
#include <stdio.h>
using namespace Halide;
using namespace Halide::Internal;
template<typename T>
bool constant_expr_equals(Expr expr, T expected) {
return (expr.type() == type_of<T>() &&
is_const_one(simplify(expr == Expr(expected))));
}
int main(int argc, char **argv) {
#define EXPECT(expect, actual) \
if (expect != actual) { \
std::cout << "Failure, expected " << #expect << " for " << #actual << ", got " << actual << " instead.\n"; \
return 1; \
}
{
ImageParam input1(UInt(8), 3, "input1");
ImageParam input2(UInt(8), 2, "input2");
Param<int32_t> height("height");
Param<int32_t> width("width");
Param<uint8_t> thresh("thresh");
Param<float> frac("frac", 22.5f, 11.25f, 1e30f);
// Named so that it will come last.
const uint64_t kU64 = 0xf00dcafedeadbeef;
Param<uint64_t> z_unsigned("z_unsigned", 0xdeadbeef, 0x01, Expr(kU64));
Var x("x"), y("y"), c("c");
Func f("f");
f(x, y, c) = frac * (input1(clamp(x, 0, height), clamp(y, 0, width), c) +
min(thresh, input2(x, y))) +
(0 * z_unsigned);
std::vector<Argument> args = f.infer_arguments();
EXPECT(7, args.size());
Argument input1_arg = args[0];
Argument input2_arg = args[1];
Argument frac_arg = args[2];
Argument height_arg = args[3];
Argument thresh_arg = args[4];
Argument width_arg = args[5];
Argument z_unsigned_arg = args[6];
EXPECT("input1", input1_arg.name);
EXPECT("input2", input2_arg.name);
EXPECT("frac", frac_arg.name);
EXPECT("height", height_arg.name);
EXPECT("thresh", thresh_arg.name);
EXPECT("width", width_arg.name);
EXPECT("z_unsigned", z_unsigned_arg.name);
EXPECT(true, input1_arg.is_buffer());
EXPECT(true, input2_arg.is_buffer());
EXPECT(false, frac_arg.is_buffer());
EXPECT(false, height_arg.is_buffer());
EXPECT(false, thresh_arg.is_buffer());
EXPECT(false, width_arg.is_buffer());
EXPECT(false, z_unsigned_arg.is_buffer());
// All Scalar Arguments have a defined default when coming from
// infer_arguments.
EXPECT(false, input1_arg.argument_estimates.scalar_def.defined());
EXPECT(false, input2_arg.argument_estimates.scalar_def.defined());
EXPECT(true, frac_arg.argument_estimates.scalar_def.defined());
EXPECT(true, constant_expr_equals<float>(frac_arg.argument_estimates.scalar_def, 22.5f));
EXPECT(true, height_arg.argument_estimates.scalar_def.defined());
EXPECT(true, thresh_arg.argument_estimates.scalar_def.defined());
EXPECT(true, width_arg.argument_estimates.scalar_def.defined());
EXPECT(true, z_unsigned_arg.argument_estimates.scalar_def.defined());
EXPECT(true, constant_expr_equals<uint64_t>(z_unsigned_arg.argument_estimates.scalar_def, 0xdeadbeef));
EXPECT(false, input1_arg.argument_estimates.scalar_min.defined());
EXPECT(false, input2_arg.argument_estimates.scalar_min.defined());
EXPECT(true, frac_arg.argument_estimates.scalar_min.defined());
EXPECT(true, constant_expr_equals<float>(frac_arg.argument_estimates.scalar_min, 11.25f));
EXPECT(false, height_arg.argument_estimates.scalar_min.defined());
EXPECT(false, thresh_arg.argument_estimates.scalar_min.defined());
EXPECT(false, width_arg.argument_estimates.scalar_min.defined());
EXPECT(true, z_unsigned_arg.argument_estimates.scalar_min.defined());
EXPECT(true, constant_expr_equals<uint64_t>(z_unsigned_arg.argument_estimates.scalar_min, 0x1));
EXPECT(false, input1_arg.argument_estimates.scalar_max.defined());
EXPECT(false, input2_arg.argument_estimates.scalar_max.defined());
EXPECT(true, frac_arg.argument_estimates.scalar_max.defined());
EXPECT(true, constant_expr_equals<float>(frac_arg.argument_estimates.scalar_max, 1e30f));
EXPECT(false, height_arg.argument_estimates.scalar_max.defined());
EXPECT(false, thresh_arg.argument_estimates.scalar_max.defined());
EXPECT(false, width_arg.argument_estimates.scalar_max.defined());
EXPECT(true, z_unsigned_arg.argument_estimates.scalar_max.defined());
EXPECT(true, constant_expr_equals<uint64_t>(z_unsigned_arg.argument_estimates.scalar_max, 0xf00dcafedeadbeef));
EXPECT(3, input1_arg.dimensions);
EXPECT(2, input2_arg.dimensions);
EXPECT(0, frac_arg.dimensions);
EXPECT(0, height_arg.dimensions);
EXPECT(0, thresh_arg.dimensions);
EXPECT(0, width_arg.dimensions);
EXPECT(0, z_unsigned_arg.dimensions);
EXPECT(Type::Float, frac_arg.type.code());
EXPECT(Type::Int, height_arg.type.code());
EXPECT(Type::UInt, thresh_arg.type.code());
EXPECT(Type::Int, width_arg.type.code());
EXPECT(Type::UInt, z_unsigned_arg.type.code());
EXPECT(32, frac_arg.type.bits());
EXPECT(32, height_arg.type.bits());
EXPECT(8, thresh_arg.type.bits());
EXPECT(32, width_arg.type.bits());
EXPECT(64, z_unsigned_arg.type.bits());
Func f_a("f_a"), f_b("f_b");
f_a(x, y, c) = input1(x, y, c) * frac;
f_b(x, y, c) = input1(x, y, c) + thresh;
Func f_tuple("f_tuple");
f_tuple(x, y, c) = Tuple(f_a(x, y, c), f_b(x, y, c));
args = f_tuple.infer_arguments();
EXPECT(3, args.size());
input1_arg = args[0];
frac_arg = args[1];
thresh_arg = args[2];
EXPECT("input1", input1_arg.name);
EXPECT("frac", frac_arg.name);
EXPECT("thresh", thresh_arg.name);
EXPECT(true, input1_arg.is_buffer());
EXPECT(false, frac_arg.is_buffer());
EXPECT(false, thresh_arg.is_buffer());
EXPECT(3, input1_arg.dimensions);
EXPECT(0, frac_arg.dimensions);
EXPECT(0, thresh_arg.dimensions);
EXPECT(Type::Float, frac_arg.type.code());
EXPECT(Type::UInt, thresh_arg.type.code());
EXPECT(32, frac_arg.type.bits());
EXPECT(8, thresh_arg.type.bits());
}
printf("Success!\n");
return 0;
}
|
