ptx-90-parser 0.2.3

Parse NVIDIA PTX 9.0 assembly into a structured AST and explore modules via a CLI.
Documentation
//! Original PTX specification:
//!
//! ldu{.ss}.type      d, [a];       // load from address
//! ldu{.ss}.vec.type  d, [a];       // vec load from address
//! .ss   = { .global };             // state space
//! .vec  = { .v2, .v4 };
//! .type = { .b8, .b16, .b32, .b64, .b128,
//! .u8, .u16, .u32, .u64,
//! .s8, .s16, .s32, .s64,
//! .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::ldu::section_0::*;

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

    impl PtxParser for Ss {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            // Try Global
            {
                let saved_pos = stream.position();
                if stream.expect_string(".global").is_ok() {
                    return Ok(Ss::Global);
                }
                stream.set_position(saved_pos);
            }
            let span = stream
                .peek()
                .map(|(_, s)| s.clone())
                .unwrap_or(Span { start: 0, end: 0 });
            let expected = &[".global"];
            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 B128
            {
                let saved_pos = stream.position();
                if stream.expect_string(".b128").is_ok() {
                    return Ok(Type::B128);
                }
                stream.set_position(saved_pos);
            }
            let saved_pos = stream.position();
            // Try B16
            {
                let saved_pos = stream.position();
                if stream.expect_string(".b16").is_ok() {
                    return Ok(Type::B16);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try B32
            {
                let saved_pos = stream.position();
                if stream.expect_string(".b32").is_ok() {
                    return Ok(Type::B32);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try B64
            {
                let saved_pos = stream.position();
                if stream.expect_string(".b64").is_ok() {
                    return Ok(Type::B64);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try U16
            {
                let saved_pos = stream.position();
                if stream.expect_string(".u16").is_ok() {
                    return Ok(Type::U16);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try U32
            {
                let saved_pos = stream.position();
                if stream.expect_string(".u32").is_ok() {
                    return Ok(Type::U32);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try U64
            {
                let saved_pos = stream.position();
                if stream.expect_string(".u64").is_ok() {
                    return Ok(Type::U64);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try S16
            {
                let saved_pos = stream.position();
                if stream.expect_string(".s16").is_ok() {
                    return Ok(Type::S16);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try S32
            {
                let saved_pos = stream.position();
                if stream.expect_string(".s32").is_ok() {
                    return Ok(Type::S32);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try S64
            {
                let saved_pos = stream.position();
                if stream.expect_string(".s64").is_ok() {
                    return Ok(Type::S64);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try F32
            {
                let saved_pos = stream.position();
                if stream.expect_string(".f32").is_ok() {
                    return Ok(Type::F32);
                }
                stream.set_position(saved_pos);
            }
            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 saved_pos = stream.position();
            // Try B8
            {
                let saved_pos = stream.position();
                if stream.expect_string(".b8").is_ok() {
                    return Ok(Type::B8);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try U8
            {
                let saved_pos = stream.position();
                if stream.expect_string(".u8").is_ok() {
                    return Ok(Type::U8);
                }
                stream.set_position(saved_pos);
            }
            stream.set_position(saved_pos);
            let saved_pos = stream.position();
            // Try S8
            {
                let saved_pos = stream.position();
                if stream.expect_string(".s8").is_ok() {
                    return Ok(Type::S8);
                }
                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 = &[
                ".b128", ".b16", ".b32", ".b64", ".u16", ".u32", ".u64", ".s16", ".s32", ".s64",
                ".f32", ".f64", ".b8", ".u8", ".s8",
            ];
            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 Vec {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            // Try V2
            {
                let saved_pos = stream.position();
                if stream.expect_string(".v2").is_ok() {
                    return Ok(Vec::V2);
                }
                stream.set_position(saved_pos);
            }
            let saved_pos = stream.position();
            // Try V4
            {
                let saved_pos = stream.position();
                if stream.expect_string(".v4").is_ok() {
                    return Ok(Vec::V4);
                }
                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 = &[".v2", ".v4"];
            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 LduSsType {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            stream.expect_string("ldu")?;
            let saved_pos = stream.position();
            let ss = match Ss::parse(stream) {
                Ok(val) => Some(val),
                Err(_) => {
                    stream.set_position(saved_pos);
                    None
                }
            };
            stream.expect_complete()?;
            let type_ = Type::parse(stream)?;
            stream.expect_complete()?;
            let d = GeneralOperand::parse(stream)?;
            stream.expect_complete()?;
            stream.expect(&PtxToken::Comma)?;
            let a = AddressOperand::parse(stream)?;
            stream.expect_complete()?;
            stream.expect_complete()?;
            stream.expect(&PtxToken::Semicolon)?;
            Ok(LduSsType { ss, type_, d, a })
        }
    }

    impl PtxParser for LduSsVecType {
        fn parse(stream: &mut PtxTokenStream) -> Result<Self, PtxParseError> {
            stream.expect_string("ldu")?;
            let saved_pos = stream.position();
            let ss = match Ss::parse(stream) {
                Ok(val) => Some(val),
                Err(_) => {
                    stream.set_position(saved_pos);
                    None
                }
            };
            stream.expect_complete()?;
            let vec = Vec::parse(stream)?;
            stream.expect_complete()?;
            let type_ = Type::parse(stream)?;
            stream.expect_complete()?;
            let d = GeneralOperand::parse(stream)?;
            stream.expect_complete()?;
            stream.expect(&PtxToken::Comma)?;
            let a = AddressOperand::parse(stream)?;
            stream.expect_complete()?;
            stream.expect_complete()?;
            stream.expect(&PtxToken::Semicolon)?;
            Ok(LduSsVecType {
                ss,
                vec,
                type_,
                d,
                a,
            })
        }
    }
}