wingo pushed a commit to branch wip-2.1.2
in repository guile.
commit b5b672165ebc2a638bcb1b048c40990ab1ef1461
Author: Andy Wingo <[email protected]>
Date: Wed Oct 28 22:27:46 2015 +0000
Scalar replacement for f64->scm
* module/language/cps/cse.scm (compute-equivalent-subexpressions):
Scalar replacement for float boxes.
---
module/language/cps/cse.scm | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/module/language/cps/cse.scm b/module/language/cps/cse.scm
index 894f779..2e47f37 100644
--- a/module/language/cps/cse.scm
+++ b/module/language/cps/cse.scm
@@ -299,6 +299,14 @@ false. It could be that both true and false proofs are
available."
(add-def! `(primcall struct-ref ,struct ,n) val))
(('primcall 'struct-set!/immediate struct n val)
(add-def! `(primcall struct-ref/immediate ,struct ,n) val))
+ (('primcall 'scm->f64 scm)
+ (match defs
+ ((f64)
+ (add-def! `(primcall f64->scm ,f64) scm))))
+ (('primcall 'f64->scm f64)
+ (match defs
+ ((scm)
+ (add-def! `(primcall scm->f64 ,scm) f64))))
(_ #t))))
(define (visit-label label equiv-labels var-substs)
