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| author | dos-reis <gdr@axiomatics.org> | 2008-12-08 07:35:22 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2008-12-08 07:35:22 +0000 |
| commit | 52b3f7dee38b7a15e1b017e6a41ac63cbf6e95e8 (patch) | |
| tree | 9f6023cdfd57bf982486d866ba32252d304b659e /src/interp/fnewmeta.lisp | |
| parent | dec92cd40550e8532d36502dd75d6f9d639d7f7c (diff) | |
| download | open-axiom-52b3f7dee38b7a15e1b017e6a41ac63cbf6e95e8.tar.gz | |
2008-12-07 Gabriel Dos Reis <gdr@cs.tamu.edu>
* interp/g-opt.boot ($simpleVMoperators): New.
(isSimpleVMForm): Likewise.
(isFloatableVMForm): Likewise.
(optLET): Likewise. Expand backend let-forms.
* interp/c-util.boot (foldSpadcall): Look into LET and COND forms.
(replaceSimpleFunctions): Likewise.
(mutateCONDFormWithUnaryFunction): New.
(mutateLETFormWithUnaryFunction): Likewise.
* interp/compiler.boot (tryCourtesyCoercion): Split from coerce.
(compRetractAlternative): Simplify. Now try courtesy coercions
before retraction.
(compRecoverAlternative): New.
(compMatch): Simplify. Implement type recovery too.
2008-12-06 Gabriel Dos Reis <gdr@cs.tamu.edu>
* interp/compiler.boot (compRetractAlternative): New.
(compMatch): Likewise. Use it to implement pattern macthing
for retractable domains.
* interp/parse.boot (parseAtAt): New.
* interp/postpar.boot (postAtAt): Likewise.
(postAlternatives): Likewise.
(postMatch): Likewise.
* interp/metalex.lisp (Keywords): Remove `otherwise' as keyword.
* interp/fnewmeta.lisp (|PARSE-Match|): New local parser.
* interp/newaux.lisp (@@): New token. Align wih interpreter.
(otherwise): Remove binding specification.
(case): Now also a Nud token.
Diffstat (limited to 'src/interp/fnewmeta.lisp')
| -rw-r--r-- | src/interp/fnewmeta.lisp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/interp/fnewmeta.lisp b/src/interp/fnewmeta.lisp index 70fd040c..fd15745d 100644 --- a/src/interp/fnewmeta.lisp +++ b/src/interp/fnewmeta.lisp @@ -599,6 +599,16 @@ (CONS 'UNTIL (CONS (POP-STACK-1) NIL)))))) +(DEFUN |PARSE-Match| () + (AND (MATCH-ADVANCE-STRING "case") + (MUST (|PARSE-Expr| 400)) + (MATCH-ADVANCE-STRING "is") + (MUST (|PARSE-Expr| 110)) + (PUSH-REDUCTION '|PARSE-Match| + (CONS '|%Match| + (CONS (POP-STACK-2) + (CONS (POP-STACK-1) NIL)))))) + (DEFUN |PARSE-Expr| (RBP) (DECLARE (SPECIAL RBP)) (AND (|PARSE-NudPart| RBP) |