From: Chris Hanson <org/chris-hanson/cph>
Date: Mon, 12 Mar 1990 23:20:01 +0000 (+0000)
Subject: Conditionalize binary floating-point open-coded operations on whether
X-Git-Tag: 20090517-FFI~11508
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=2380d1b3e1b0086b1e8dd0f6ead0cd0d6c500bb3;p=mit-scheme.git

Conditionalize binary floating-point open-coded operations on whether
the source is a register or not.
---

diff --git a/v7/src/compiler/machines/bobcat/lapgen.scm b/v7/src/compiler/machines/bobcat/lapgen.scm
index 20c2d16df..ce8555bab 100644
--- a/v7/src/compiler/machines/bobcat/lapgen.scm
+++ b/v7/src/compiler/machines/bobcat/lapgen.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/machines/bobcat/lapgen.scm,v 4.27 1990/02/23 21:43:42 cph Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/machines/bobcat/lapgen.scm,v 4.28 1990/03/12 23:20:01 cph Exp $
 
 Copyright (c) 1988, 1989, 1990 Massachusetts Institute of Technology
 
@@ -705,9 +705,11 @@ MIT in each case. |#
 (let-syntax
     ((define-flonum-operation
        (macro (primitive-name instruction-name)
-	 `(define-flonum-method ',primitive-name flonum-methods/2-args
-	   (lambda (target source)
-	     (LAP (,instruction-name ,',source ,',target)))))))
+	 `(DEFINE-FLONUM-METHOD ',primitive-name FLONUM-METHODS/2-ARGS
+	   (LAMBDA (TARGET SOURCE)
+	     (IF (EFFECTIVE-ADDRESS/FLOAT-REGISTER? SOURCE)
+		 (LAP (,instruction-name ,',source ,',target))
+		 (LAP (,instruction-name D ,',source ,',target))))))))
   (define-flonum-operation flonum-add fadd)
   (define-flonum-operation flonum-subtract fsub)
   (define-flonum-operation flonum-multiply fmul)