PTX parser rewrite (#267)

Replaces traditional LALRPOP-based parser with winnow-based parser to handle out-of-order instruction modifer. Generate instruction type and instruction visitor from a macro instead of writing by hand. Add separate compilation path using the new parser that only works in tests for now

1 files changed, 16 insertions, 12 deletions

diff --git a/ptx/src/ast.rs b/ptx/src/ast.rs
index d308479..358b8ce 100644
--- a/ptx/src/ast.rs
+++ b/ptx/src/ast.rs
@@ -16,6 +16,8 @@ pub enum PtxError {
         source: ParseFloatError,
     },
     #[error("")]
+    Unsupported32Bit,
+    #[error("")]
     SyntaxError,
     #[error("")]
     NonF32Ftz,
@@ -32,15 +34,9 @@ pub enum PtxError {
     #[error("")]
     NonExternPointer,
     #[error("{start}:{end}")]
-    UnrecognizedStatement {
-        start: usize,
-        end: usize,
-    },
+    UnrecognizedStatement { start: usize, end: usize },
     #[error("{start}:{end}")]
-    UnrecognizedDirective {
-        start: usize,
-        end: usize,
-    },
+    UnrecognizedDirective { start: usize, end: usize },
 }
 
 // For some weird reson this is illegal:
@@ -576,11 +572,15 @@ impl CvtDetails {
         if saturate {
             if src.kind() == ScalarKind::Signed {
                 if dst.kind() == ScalarKind::Signed && dst.size_of() >= src.size_of() {
-                    err.push(ParseError::from(PtxError::SyntaxError));
+                    err.push(ParseError::User {
+                        error: PtxError::SyntaxError,
+                    });
                 }
             } else {
                 if dst == src || dst.size_of() >= src.size_of() {
-                    err.push(ParseError::from(PtxError::SyntaxError));
+                    err.push(ParseError::User {
+                        error: PtxError::SyntaxError,
+                    });
                 }
             }
         }
@@ -596,7 +596,9 @@ impl CvtDetails {
         err: &'err mut Vec<ParseError<usize, Token<'input>, PtxError>>,
     ) -> Self {
         if flush_to_zero && dst != ScalarType::F32 {
-            err.push(ParseError::from(PtxError::NonF32Ftz));
+            err.push(ParseError::from(lalrpop_util::ParseError::User {
+                error: PtxError::NonF32Ftz,
+            }));
         }
         CvtDetails::FloatFromInt(CvtDesc {
             dst,
@@ -616,7 +618,9 @@ impl CvtDetails {
         err: &'err mut Vec<ParseError<usize, Token<'input>, PtxError>>,
     ) -> Self {
         if flush_to_zero && src != ScalarType::F32 {
-            err.push(ParseError::from(PtxError::NonF32Ftz));
+            err.push(ParseError::from(lalrpop_util::ParseError::User {
+                error: PtxError::NonF32Ftz,
+            }));
         }
         CvtDetails::IntFromFloat(CvtDesc {
             dst,