ptx-90-parser 0.2.3

Parse NVIDIA PTX 9.0 assembly into a structured AST and explore modules via a CLI.
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

//! Original PTX specification:
//!
//! testp.op.type  p, a;  // result is .pred
//! .op   = { .finite, .infinite,
//! .number, .notanumber,
//! .normal, .subnormal };
//! .type = { .f32, .f64 };

#![allow(unused)]

use crate::lexer::PtxToken;
use crate::parser::{PtxParseError, PtxParser, PtxTokenStream, Span};
use crate::r#type::common::*;

pub mod section_0 {
    use super::*;
    use crate::r#type::instruction::testp::section_0::*;

    // ============================================================================
    // Generated enum parsers
    // ============================================================================

    impl PtxParser for Op {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            // Try Notanumber
            {
                let saved_pos = stream.position();
                if stream.expect_string(".notanumber").is_ok() {
                    return Ok(Op::Notanumber);
                }
                stream.set_position(saved_pos);
            }
            let saved_pos = stream.position();
            // Try Subnormal
            {
                let saved_pos = stream.position();
                if stream.expect_string(".subnormal").is_ok() {
                    return Ok(Op::Subnormal);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try Infinite
            {
                let saved_pos = stream.position();
                if stream.expect_string(".infinite").is_ok() {
                    return Ok(Op::Infinite);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try Finite
            {
                let saved_pos = stream.position();
                if stream.expect_string(".finite").is_ok() {
                    return Ok(Op::Finite);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try Number
            {
                let saved_pos = stream.position();
                if stream.expect_string(".number").is_ok() {
                    return Ok(Op::Number);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try Normal
            {
                let saved_pos = stream.position();
                if stream.expect_string(".normal").is_ok() {
                    return Ok(Op::Normal);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let span = stream
                .peek()
                .map(|(_, s)| s.clone())
                .unwrap_or(Span { start: 0, end: 0 });
            let expected = &[
                ".notanumber",
                ".subnormal",
                ".infinite",
                ".finite",
                ".number",
                ".normal",
            ];
            let found = stream
                .peek()
                .map(|(t, _)| format!("{:?}", t))
                .unwrap_or_else(|_| "<end of input>".to_string());
            Err(crate::parser::unexpected_value(span, expected, found))
        }
    }

    impl PtxParser for Type {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            // Try F32
            {
                let saved_pos = stream.position();
                if stream.expect_string(".f32").is_ok() {
                    return Ok(Type::F32);
                }
                stream.set_position(saved_pos);
            }
            let saved_pos = stream.position();
            // Try F64
            {
                let saved_pos = stream.position();
                if stream.expect_string(".f64").is_ok() {
                    return Ok(Type::F64);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let span = stream
                .peek()
                .map(|(_, s)| s.clone())
                .unwrap_or(Span { start: 0, end: 0 });
            let expected = &[".f32", ".f64"];
            let found = stream
                .peek()
                .map(|(t, _)| format!("{:?}", t))
                .unwrap_or_else(|_| "<end of input>".to_string());
            Err(crate::parser::unexpected_value(span, expected, found))
        }
    }

    impl PtxParser for TestpOpType {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            stream.expect_string("testp")?;
            let op = Op::parse(stream)?;
            stream.expect_complete()?;
            let type_ = Type::parse(stream)?;
            stream.expect_complete()?;
            let p = GeneralOperand::parse(stream)?;
            stream.expect_complete()?;
            stream.expect(&PtxToken::Comma)?;
            let a = GeneralOperand::parse(stream)?;
            stream.expect_complete()?;
            stream.expect_complete()?;
            stream.expect(&PtxToken::Semicolon)?;
            Ok(TestpOpType { op, type_, p, a })
        }
    }
}