ptx_parser/parser/instruction/
subc.rs

1//! Original PTX specification:
2//!
3//! subc{.cc}.type  d, a, b;
4//! .type = { .u32, .s32, .u64, .s64 };
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::subc::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 U32
23            {
24                let saved_pos = stream.position();
25                if stream.expect_string(".u32").is_ok() {
26                    return Ok(Type::U32);
27                }
28                stream.set_position(saved_pos);
29            }
30            let saved_pos = stream.position();
31            // Try S32
32            {
33                let saved_pos = stream.position();
34                if stream.expect_string(".s32").is_ok() {
35                    return Ok(Type::S32);
36                }
37                stream.set_position(saved_pos);
38            }
39            stream.set_position(saved_pos);
40            let saved_pos = stream.position();
41            // Try U64
42            {
43                let saved_pos = stream.position();
44                if stream.expect_string(".u64").is_ok() {
45                    return Ok(Type::U64);
46                }
47                stream.set_position(saved_pos);
48            }
49            stream.set_position(saved_pos);
50            let saved_pos = stream.position();
51            // Try S64
52            {
53                let saved_pos = stream.position();
54                if stream.expect_string(".s64").is_ok() {
55                    return Ok(Type::S64);
56                }
57                stream.set_position(saved_pos);
58            }
59            stream.set_position(saved_pos);
60            let span = stream
61                .peek()
62                .map(|(_, s)| s.clone())
63                .unwrap_or(Span { start: 0, end: 0 });
64            let expected = &[".u32", ".s32", ".u64", ".s64"];
65            let found = stream
66                .peek()
67                .map(|(t, _)| format!("{:?}", t))
68                .unwrap_or_else(|_| "<end of input>".to_string());
69            Err(crate::parser::unexpected_value(span, expected, found))
70        }
71    }
72
73    impl PtxParser for SubcCcType {
74        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
75            stream.expect_string("subc")?;
76            let saved_pos = stream.position();
77            let cc = stream.expect_string(".cc").is_ok();
78            if !cc {
79                stream.set_position(saved_pos);
80            }
81            stream.expect_complete()?;
82            let type_ = Type::parse(stream)?;
83            stream.expect_complete()?;
84            let d = GeneralOperand::parse(stream)?;
85            stream.expect_complete()?;
86            stream.expect(&PtxToken::Comma)?;
87            let a = GeneralOperand::parse(stream)?;
88            stream.expect_complete()?;
89            stream.expect(&PtxToken::Comma)?;
90            let b = GeneralOperand::parse(stream)?;
91            stream.expect_complete()?;
92            stream.expect_complete()?;
93            stream.expect(&PtxToken::Semicolon)?;
94            Ok(SubcCcType { cc, type_, d, a, b })
95        }
96    }
97}
ptx_parser/parser/instruction/subc.rs

ptx_parser/parser/instruction/
subc.rs
