X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=softfloat%2Ff64_le_quiet.c;h=a5d332a5b0f772d51ce58476bb9592d2a8161c00;hb=95fafa8f05320a761f70bef022a05c3053ea7b27;hp=e9b7ede183dc5a90ed100c43d6a754b396dbdfcb;hpb=77452a26e7d95d29dbaa797595ae683f03a3345b;p=riscv-isa-sim.git

diff --git a/softfloat/f64_le_quiet.c b/softfloat/f64_le_quiet.c
old mode 100755
new mode 100644
index e9b7ede..a5d332a
--- a/softfloat/f64_le_quiet.c
+++ b/softfloat/f64_le_quiet.c
@@ -1,4 +1,39 @@
 
+/*============================================================================
+
+This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic
+Package, Release 3d, by John R. Hauser.
+
+Copyright 2011, 2012, 2013, 2014 The Regents of the University of California.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+    this list of conditions, and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+    this list of conditions, and the following disclaimer in the documentation
+    and/or other materials provided with the distribution.
+
+ 3. Neither the name of the University nor the names of its contributors may
+    be used to endorse or promote products derived from this software without
+    specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY
+EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE
+DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+=============================================================================*/
+
 #include <stdbool.h>
 #include <stdint.h>
 #include "platform.h"
@@ -18,10 +53,7 @@ bool f64_le_quiet( float64_t a, float64_t b )
     uiA = uA.ui;
     uB.f = b;
     uiB = uB.ui;
-    if (
-           ( ( expF64UI( uiA ) == 0x7FF ) && fracF64UI( uiA ) )
-        || ( ( expF64UI( uiB ) == 0x7FF ) && fracF64UI( uiB ) )
-    ) {
+    if ( isNaNF64UI( uiA ) || isNaNF64UI( uiB ) ) {
         if (
             softfloat_isSigNaNF64UI( uiA ) || softfloat_isSigNaNF64UI( uiB )
         ) {
@@ -32,9 +64,9 @@ bool f64_le_quiet( float64_t a, float64_t b )
     signA = signF64UI( uiA );
     signB = signF64UI( uiB );
     return
-        ( signA != signB )
-            ? signA || ! ( ( uiA | uiB ) & UINT64_C( 0x7FFFFFFFFFFFFFFF ) )
-            : ( uiA == uiB ) || ( signA ^ ( uiA < uiB ) );
+        (signA != signB)
+            ? signA || ! ((uiA | uiB) & UINT64_C( 0x7FFFFFFFFFFFFFFF ))
+            : (uiA == uiB) || (signA ^ (uiA < uiB));
 
 }