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Don't merge missed optimizations repeatedly, which artificially increases badness.

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This commit is contained in:
Vincent St-Amour 2011-06-16 17:03:17 -04:00
parent fc08b4d401
commit e8dcee732e
4 changed files with 15 additions and 9 deletions
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10
collects/tests/typed-scheme/optimizer/missed-optimizations/nested-same-kind.rkt
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@ -1,12 +1,12 @@
#;
(
TR missed opt: nested-same-kind.rkt 25:0 (* 2.0 (* 3.0 (ann 4 Integer))) -- binary, args all float-arg-expr, return type not Float -- caused by: 25:19 (quote 4) (3 times)
TR missed opt: nested-same-kind.rkt 25:0 (* 2.0 (* 3.0 (ann 4 Integer))) -- binary, args all float-arg-expr, return type not Float -- caused by: 25:19 (quote 4) (2 times)
TR missed opt: nested-same-kind.rkt 25:0 (* 2.0 (* 3.0 (ann 4 Integer))) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 25:7 (#%app * (quote 3.0) (quote 4))
TR missed opt: nested-same-kind.rkt 26:0 (* 1.0 (* 2.0 (* 3.0 (ann 4 Integer)))) -- binary, args all float-arg-expr, return type not Float -- caused by: 26:26 (quote 4) (7 times)
TR missed opt: nested-same-kind.rkt 26:0 (* 1.0 (* 2.0 (* 3.0 (ann 4 Integer)))) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 26:14 (#%app * (quote 3.0) (quote 4)) (3 times)
TR missed opt: nested-same-kind.rkt 27:0 (* 2.0 (* 3.0 (ann 4 Integer) (ann 5 Integer))) -- binary, args all float-arg-expr, return type not Float -- caused by: 27:19 (quote 4), 27:35 (quote 5) (3 times)
TR missed opt: nested-same-kind.rkt 26:0 (* 1.0 (* 2.0 (* 3.0 (ann 4 Integer)))) -- binary, args all float-arg-expr, return type not Float -- caused by: 26:26 (quote 4) (3 times)
TR missed opt: nested-same-kind.rkt 26:0 (* 1.0 (* 2.0 (* 3.0 (ann 4 Integer)))) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 26:14 (#%app * (quote 3.0) (quote 4)) (2 times)
TR missed opt: nested-same-kind.rkt 27:0 (* 2.0 (* 3.0 (ann 4 Integer) (ann 5 Integer))) -- binary, args all float-arg-expr, return type not Float -- caused by: 27:19 (quote 4), 27:35 (quote 5) (2 times)
TR missed opt: nested-same-kind.rkt 27:0 (* 2.0 (* 3.0 (ann 4 Integer) (ann 5 Integer))) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 27:7 (#%app * (quote 3.0) (quote 4) (quote 5))
TR missed opt: nested-same-kind.rkt 28:0 (* (* 3.0 (ann 4 Integer)) (* 3.0 (ann 4 Integer))) -- binary, args all float-arg-expr, return type not Float -- caused by: 28:15 (quote 4), 28:39 (quote 4) (5 times)
TR missed opt: nested-same-kind.rkt 28:0 (* (* 3.0 (ann 4 Integer)) (* 3.0 (ann 4 Integer))) -- binary, args all float-arg-expr, return type not Float -- caused by: 28:15 (quote 4), 28:39 (quote 4) (3 times)
TR missed opt: nested-same-kind.rkt 28:0 (* (* 3.0 (ann 4 Integer)) (* 3.0 (ann 4 Integer))) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 28:27 (#%app * (quote 3.0) (quote 4))
TR missed opt: nested-same-kind.rkt 28:0 (* (* 3.0 (ann 4 Integer)) (* 3.0 (ann 4 Integer))) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 28:3 (#%app * (quote 3.0) (quote 4))
24.0

2
collects/tests/typed-scheme/optimizer/missed-optimizations/precision-loss.rkt
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@ -6,7 +6,7 @@ TR opt: precision-loss.rkt 26:1 + -- binary float
TR missed opt: precision-loss.rkt 28:0 (+ (- 3/4) 2.0) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 28:3 (#%app - (quote 3/4))
TR opt: precision-loss.rkt 28:1 + -- binary float
TR opt: precision-loss.rkt 30:1 + -- binary float
TR missed opt: precision-loss.rkt 36:0 (* (ann (* 3/4 2/3) Real) 2.0) -- binary, args all float-arg-expr, return type not Float -- caused by: 36:11 (quote 3/4), 36:15 (quote 2/3) (3 times)
TR missed opt: precision-loss.rkt 36:0 (* (ann (* 3/4 2/3) Real) 2.0) -- binary, args all float-arg-expr, return type not Float -- caused by: 36:11 (quote 3/4), 36:15 (quote 2/3) (2 times)
TR missed opt: precision-loss.rkt 36:0 (* (ann (* 3/4 2/3) Real) 2.0) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 36:8 (#%app * (quote 3/4) (quote 2/3))
2.5
2.75

2
collects/tests/typed-scheme/optimizer/tests/float-real.rkt
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@ -4,7 +4,7 @@ TR opt: float-real.rkt 18:1 + -- binary float
TR missed opt: float-real.rkt 19:0 (+ 2.3 (* (ann 2 Integer) 3.2)) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 19:7 (#%app * (quote 2) (quote 3.2))
TR opt: float-real.rkt 19:1 + -- binary float
TR missed opt: float-real.rkt 19:7 (* (ann 2 Integer) 3.2) -- binary, args all float-arg-expr, return type not Float -- caused by: 19:15 (quote 2)
TR missed opt: float-real.rkt 20:0 (* 2.3 (* (ann 2 Integer) 3.1)) -- binary, args all float-arg-expr, return type not Float -- caused by: 20:15 (quote 2) (3 times)
TR missed opt: float-real.rkt 20:0 (* 2.3 (* (ann 2 Integer) 3.1)) -- binary, args all float-arg-expr, return type not Float -- caused by: 20:15 (quote 2) (2 times)
TR missed opt: float-real.rkt 20:0 (* 2.3 (* (ann 2 Integer) 3.1)) -- exact arithmetic subexpression inside a float expression, extra precision discarded -- caused by: 20:7 (#%app * (quote 2) (quote 3.1))
5.3
8.7

8
collects/typed-scheme/optimizer/logging.rkt
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@ -152,8 +152,14 @@
(set! missed-optimizations-log
(cond [parent
;; we found our parent, merge with it
(if (member (missed-optimization-stx new)
(missed-optimization-merged-irritants
parent))
;; we have been merged in the past, do nothing
missed-optimizations-log
;; do the actual merge
(cons (combine-missed-optmizations parent new)
(remove parent missed-optimizations-log))]
(remove parent missed-optimizations-log)))]
[(not (null? children))
;; we found children, merge with them
(let ([new (for/fold ([new new])