ptx_parser/parser/instruction/
tanh.rs

1//! Original PTX specification:
2//!
3//! tanh.approx.type d, a;
4//! .type = {.f16, .f32, .f16x2, .bf16, .bf16x2};
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::tanh::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 Bf16x2
23            {
24                let saved_pos = stream.position();
25                if stream.expect_string(".bf16x2").is_ok() {
26                    return Ok(Type::Bf16x2);
27                }
28                stream.set_position(saved_pos);
29            }
30            let saved_pos = stream.position();
31            // Try F16x2
32            {
33                let saved_pos = stream.position();
34                if stream.expect_string(".f16x2").is_ok() {
35                    return Ok(Type::F16x2);
36                }
37                stream.set_position(saved_pos);
38            }
39            stream.set_position(saved_pos);
40            let saved_pos = stream.position();
41            // Try Bf16
42            {
43                let saved_pos = stream.position();
44                if stream.expect_string(".bf16").is_ok() {
45                    return Ok(Type::Bf16);
46                }
47                stream.set_position(saved_pos);
48            }
49            stream.set_position(saved_pos);
50            let saved_pos = stream.position();
51            // Try F16
52            {
53                let saved_pos = stream.position();
54                if stream.expect_string(".f16").is_ok() {
55                    return Ok(Type::F16);
56                }
57                stream.set_position(saved_pos);
58            }
59            stream.set_position(saved_pos);
60            let saved_pos = stream.position();
61            // Try F32
62            {
63                let saved_pos = stream.position();
64                if stream.expect_string(".f32").is_ok() {
65                    return Ok(Type::F32);
66                }
67                stream.set_position(saved_pos);
68            }
69            stream.set_position(saved_pos);
70            let span = stream.peek().map(|(_, s)| s.clone()).unwrap_or(Span { start: 0, end: 0 });
71            let expected = &[".bf16x2", ".f16x2", ".bf16", ".f16", ".f32"];
72            let found = stream.peek().map(|(t, _)| format!("{:?}", t)).unwrap_or_else(|_| "<end of input>".to_string());
73            Err(crate::parser::unexpected_value(span, expected, found))
74        }
75    }
76
77    impl PtxParser for TanhApproxType {
78        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
79            stream.expect_string("tanh")?;
80            stream.expect_string(".approx")?;
81            let approx = ();
82            stream.expect_complete()?;
83            let type_ = Type::parse(stream)?;
84            stream.expect_complete()?;
85            let d = GeneralOperand::parse(stream)?;
86            stream.expect_complete()?;
87            stream.expect(&PtxToken::Comma)?;
88            let a = GeneralOperand::parse(stream)?;
89            stream.expect_complete()?;
90            stream.expect_complete()?;
91            stream.expect(&PtxToken::Semicolon)?;
92            Ok(TanhApproxType {
93                approx,
94                type_,
95                d,
96                a,
97            })
98        }
99    }
100
101
102}
103
ptx_parser/parser/instruction/tanh.rs

ptx_parser/parser/instruction/
tanh.rs
