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Make log parsing more robust.

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This commit is contained in:
Vincent St-Amour 2011-10-11 15:39:52 -04:00
parent 727420ee17
commit 2b739bd0ff
1 changed files with 30 additions and 11 deletions
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41
collects/typed-racket/optimizer/tool/mzc.rkt
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@ -4,7 +4,7 @@
(require "utilities.rkt"
typed-racket/optimizer/logging
unstable/syntax racket/match racket/list)
unstable/syntax racket/match racket/list racket/string)
(provide log-message-from-mzc-opt?
mzc-opt-log-message->log-entry
@ -14,10 +14,17 @@
;;; Low-level log parsing. Goes from strings to log-entry structs.
(define mzc-optimizer-regexp "^mzc optimizer: ")
(define success-regexp (string-append mzc-optimizer-regexp "inlining: "))
(define failure-regexp (string-append mzc-optimizer-regexp "no inlining: "))
(define out-of-fuel-regexp (string-append mzc-optimizer-regexp
"no inlining, out of fuel: "))
(define success-regexp "inlining: ")
(define failure-regexp "no inlining: ")
(define out-of-fuel-regexp "no inlining, out of fuel: ")
(define any-inlining-event-regexp
(string-append mzc-optimizer-regexp
"("
(string-join (list success-regexp
failure-regexp
out-of-fuel-regexp)
"|")
")"))
(define (log-message-from-mzc-opt? l)
(regexp-match mzc-optimizer-regexp l))
@ -25,11 +32,14 @@
;; String (message from the mzc optimizer) -> log-entry
(define (mzc-opt-log-message->log-entry l)
(define forged-stx (inlining-event->forged-stx l))
(cond [(regexp-match success-regexp l)
(cond [(regexp-match (string-append mzc-optimizer-regexp success-regexp)
l)
(inlining-success->log-entry forged-stx)]
[(regexp-match failure-regexp l)
[(regexp-match (string-append mzc-optimizer-regexp failure-regexp)
l)
(inlining-failure->log-entry forged-stx)]
[(regexp-match out-of-fuel-regexp l)
[(regexp-match (string-append mzc-optimizer-regexp out-of-fuel-regexp)
l)
(inlining-out-of-fuel->log-entry forged-stx)]
[else
(error "Unknown log message type" l)]))
@ -37,18 +47,27 @@
(define inlining-event-regexp
;; Last bit is `generated?'. We don't care about that.
;; The middle elements of the vector are numbers of #f.
#rx"involving: (#\\(([^ ]+) #<path:(.+)> ([^ ]+) ([^ ]+) ([^ ]+) ([^ ]+) [^ ]+\\)|([^ ]+))")
(string-append
;; Attempt at making this thing readable.
any-inlining-event-regexp
"involving: "
(string-append ; either a vector with name and source info, or just name
"("
"#\\(([^ ]+) #<path:(.+)> ([^ ]+) ([^ ]+) ([^ ]+) ([^ ]+) [^ ]+\\)"
"|"
"([^ ]+)"
")")))
(define (inlining-event->forged-stx l)
(match (regexp-match inlining-event-regexp l)
[`(,all ,vec ,name ,path ,line ,col ,pos ,span #f)
[`(,all ,pre ,vec ,name ,path ,line ,col ,pos ,span #f)
(datum->syntax #'here (string->symbol name)
(list path
(string->number line)
(string->number col)
(string->number pos)
(string->number span)))]
[`(,all ,name #f #f #f #f #f #f,name)
[`(,all ,pre ,name #f #f #f #f #f #f ,name)
;; We only know the name. there's not much we can do with that.
(datum->syntax #'here (string->symbol name) #f)]
[_ (error "ill-formed inlining log entry" l)]))