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Date: Tue, 10 Dec 2019 17:56:51 +0100
From: "Stefan Kanthak" <stefan.kanthak@...go.de>
To: <musl@...ts.openwall.com>
Subject: Re: [updated/fixed] Patches for math subtree
> Just some optimisations.
JFTR: I'm NOT subscribed to your mailing list, so CC: me in replies!
[ Patch for remquo unchanged ]
--- -/src/math/ceil.c
+++ +/src/math/ceil.c
@@ -18,10 +18,10 @@
+ /* special case because of non-nearest rounding modes */
+ if (e < 0x3ff) {
+ FORCE_EVAL(x + toint);
+ return u.i >> 63 ? -0.0 : 1.0;
+ }
/* y = int(x) - x, where int(x) is an integer neighbor of x */
if (u.i >> 63)
y = x - toint + toint - x;
else
y = x + toint - toint - x;
- /* special case because of non-nearest rounding modes */
- if (e <= 0x3ff-1) {
- FORCE_EVAL(y);
- return u.i >> 63 ? -0.0 : 1;
- }
--- -/src/math/floor.c
+++ +/src/math/floor.c
@@ -18,10 +18,10 @@
+ /* special case because of non-nearest rounding modes */
+ if (e < 0x3ff) {
+ FORCE_EVAL(x + toint);
+ return u.i >> 63 ? -1.0 : 0.0;
+ }
/* y = int(x) - x, where int(x) is an integer neighbor of x */
if (u.i >> 63)
y = x - toint + toint - x;
else
y = x + toint - toint - x;
- /* special case because of non-nearest rounding modes */
- if (e <= 0x3ff-1) {
- FORCE_EVAL(y);
- return u.i >> 63 ? -1 : 0;
- }
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