From: Alan Cox <alan@linux.intel.com>
Date: Mon, 5 Mar 2018 20:27:07 +0000 (+0000)
Subject: fabs: make friendly with non uint64_t
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=323d7c62bcf24c4fbdcee790af77d87a959ffb07;p=FUZIX.git

fabs: make friendly with non uint64_t
---

diff --git a/Library/libs/fabs.c b/Library/libs/fabs.c
index 18596239..29819bb9 100644
--- a/Library/libs/fabs.c
+++ b/Library/libs/fabs.c
@@ -5,9 +5,10 @@
 
 double fabs(double x)
 {
-	union dshape u;
+	uint32_t hi;
 
-	u.value = x;
-	u.bits &= (uint64_t)-1 / 2;
-	return u.value;
+	GET_HIGH_WORD(x, hi);
+	hi &= 0x7FFFFFFFUL;
+	SET_HIGH_WORD(x, hi);
+	return x;
 }