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-rw-r--r--src/ChangeLog7
-rw-r--r--src/algebra/multpoly.spad.pamphlet2
-rw-r--r--src/interp/g-util.boot15
3 files changed, 21 insertions, 3 deletions
diff --git a/src/ChangeLog b/src/ChangeLog
index f425c99a..e611f359 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,12 @@
2011-12-11 Gabriel Dos Reis <gdr@cs.tamu.edu>
+ * interp/g-util.boot (liftAassignments!): New.
+ (splitAssignments!): Use it.
+ * algebra/multpoly.spad.pamphlet (SparseMultivariatePolynomial):
+ Fix thinko.
+
+2011-12-11 Gabriel Dos Reis <gdr@cs.tamu.edu>
+
* interp/g-opt.boot (inlineLocals!): Single-used temporaries should go.
(spliceSeqArgs): Splice sequences drapped in %scope cloths too.
diff --git a/src/algebra/multpoly.spad.pamphlet b/src/algebra/multpoly.spad.pamphlet
index b0a45dfc..ecd17271 100644
--- a/src/algebra/multpoly.spad.pamphlet
+++ b/src/algebra/multpoly.spad.pamphlet
@@ -573,7 +573,7 @@ SparseMultivariatePolynomial(R: Ring,VarSet: OrderedSet): C == T where
nlvar := sort(#1 > #2,Lvar)
nlpval :=
Lvar = nlvar => Lpval
- nlpval := [Lpval.position(mvar,Lvar) for mvar in nlvar]
+ [Lpval.position(mvar,Lvar) for mvar in nlvar]
evalSortedVarlist(p,nlvar,nlpval)
eval(p,Lvar,Lval) ==
diff --git a/src/interp/g-util.boot b/src/interp/g-util.boot
index 3b1782f9..b8e32570 100644
--- a/src/interp/g-util.boot
+++ b/src/interp/g-util.boot
@@ -87,9 +87,20 @@ splitAssignments! u == main(u,nil) where
v is ['%LET,y,.] =>
second(u.args) := y
[:main(v,l),v]
- l
+ [:liftAssignments! v,:l]
l
+liftAssignments! x ==
+ x is ['%call,:.] => [:lift! for args in tails x.args] where
+ lift!() ==
+ s := first args
+ atomic? s => nil
+ s is ['%LET,y,:.] =>
+ args.first := y
+ [:splitAssignments! s,s]
+ splitAssignments! s
+ splitAssignments! x
+
++ We have a list `l' of expressions to be executed sequentially.
++ Splice in any directly-embedded sequence of expressions.
++ NOTES: This function should not be called on any program with
@@ -107,7 +118,7 @@ spliceSeqArgs l ==
stmts := spliceSeqArgs [:ys,z]
lastNode(stmts).rest := spliceSeqArgs rest l
stmts
- s is ['%LET,:.] and (stmts := splitAssignments! s) =>
+ s is [op,:.] and op in '(%LET %call) and (stmts := liftAssignments! s) =>
lastNode(stmts).rest := [s,:spliceSeqArgs rest l]
stmts
rest l = nil => l