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

//! Original PTX specification:
//!
//! istypep.type   p, a;  // result is .pred
//! .type = { .texref, .samplerref, .surfref };

#![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::istypep::section_0::*;

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

    impl PtxParser for Type {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            // Try Samplerref
            {
                let saved_pos = stream.position();
                if stream.expect_string(".samplerref").is_ok() {
                    return Ok(Type::Samplerref);
                }
                stream.set_position(saved_pos);
            }
            let saved_pos = stream.position();
            // Try Surfref
            {
                let saved_pos = stream.position();
                if stream.expect_string(".surfref").is_ok() {
                    return Ok(Type::Surfref);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try Texref
            {
                let saved_pos = stream.position();
                if stream.expect_string(".texref").is_ok() {
                    return Ok(Type::Texref);
                }
                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 = &[".samplerref", ".surfref", ".texref"];
            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 IstypepType {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            stream.expect_string("istypep")?;
            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(IstypepType { type_, p, a })
        }
    }
}