ptx_parser/parser/instruction/
bfi.rs

1//! Original PTX specification:
2//!
3//! bfi.type  f, a, b, c, d;
4//! .type = { .b32, .b64 };
5
6#![allow(unused)]
7
8use crate::lexer::PtxToken;
9use crate::parser::{PtxParseError, PtxParser, PtxTokenStream, Span};
10use crate::r#type::common::*;
11
12pub mod section_0 {
13    use super::*;
14    use crate::r#type::instruction::bfi::section_0::*;
15
16    // ============================================================================
17    // Generated enum parsers
18    // ============================================================================
19
20    impl PtxParser for Type {
21        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
22            // Try B32
23            {
24                let saved_pos = stream.position();
25                if stream.expect_string(".b32").is_ok() {
26                    return Ok(Type::B32);
27                }
28                stream.set_position(saved_pos);
29            }
30            let saved_pos = stream.position();
31            // Try B64
32            {
33                let saved_pos = stream.position();
34                if stream.expect_string(".b64").is_ok() {
35                    return Ok(Type::B64);
36                }
37                stream.set_position(saved_pos);
38            }
39            stream.set_position(saved_pos);
40            let span = stream
41                .peek()
42                .map(|(_, s)| s.clone())
43                .unwrap_or(Span { start: 0, end: 0 });
44            let expected = &[".b32", ".b64"];
45            let found = stream
46                .peek()
47                .map(|(t, _)| format!("{:?}", t))
48                .unwrap_or_else(|_| "<end of input>".to_string());
49            Err(crate::parser::unexpected_value(span, expected, found))
50        }
51    }
52
53    impl PtxParser for BfiType {
54        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
55            stream.expect_string("bfi")?;
56            let type_ = Type::parse(stream)?;
57            stream.expect_complete()?;
58            let f = GeneralOperand::parse(stream)?;
59            stream.expect_complete()?;
60            stream.expect(&PtxToken::Comma)?;
61            let a = GeneralOperand::parse(stream)?;
62            stream.expect_complete()?;
63            stream.expect(&PtxToken::Comma)?;
64            let b = GeneralOperand::parse(stream)?;
65            stream.expect_complete()?;
66            stream.expect(&PtxToken::Comma)?;
67            let c = GeneralOperand::parse(stream)?;
68            stream.expect_complete()?;
69            stream.expect(&PtxToken::Comma)?;
70            let d = GeneralOperand::parse(stream)?;
71            stream.expect_complete()?;
72            stream.expect_complete()?;
73            stream.expect(&PtxToken::Semicolon)?;
74            Ok(BfiType {
75                type_,
76                f,
77                a,
78                b,
79                c,
80                d,
81            })
82        }
83    }
84}