Merge pull request #156 from p12nGH/noncontiguous_harts

[riscv-isa-sim.git] / softfloat / s_propagateNaNF32UI.c

diff --git a/softfloat/s_propagateNaNF32UI.c b/softfloat/s_propagateNaNF32UI.c
old mode 100755 (executable)
new mode 100644 (file)
index d8738d1..b97fa41
--- a/softfloat/s_propagateNaNF32UI.c
+++ b/softfloat/s_propagateNaNF32UI.c
@@ -1,25 +1,58 @@
-\r
-/*** UPDATE COMMENTS. ***/\r
-\r
-#include <stdbool.h>\r
-#include <stdint.h>\r
-#include "platform.h"\r
-#include "internals.h"\r
-#include "specialize.h"\r
-#include "softfloat.h"\r
-\r
-/*----------------------------------------------------------------------------\r
-| Takes two single-precision floating-point values `a' and `b', one of which\r
-| is a NaN, and returns the appropriate NaN result.  If either `a' or `b' is a\r
-| signaling NaN, the invalid exception is raised.\r
-*----------------------------------------------------------------------------*/\r
-\r
-uint_fast32_t\r
- softfloat_propagateNaNF32UI( uint_fast32_t uiA, uint_fast32_t uiB )\r
-{\r
-    if ( softfloat_isSigNaNF32UI( uiA ) | softfloat_isSigNaNF32UI( uiB ) ) {\r
-        softfloat_raiseFlags( softfloat_flag_invalid );\r
-    }\r
-    return defaultNaNF32UI;\r
-}\r
-\r
+
+/*============================================================================
+
+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, 2015 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 <stdint.h>
+#include "platform.h"
+#include "specialize.h"
+#include "softfloat.h"
+
+/*----------------------------------------------------------------------------
+| Interpreting `uiA' and `uiB' as the bit patterns of two 32-bit floating-
+| point values, at least one of which is a NaN, returns the bit pattern of
+| the combined NaN result.  If either `uiA' or `uiB' has the pattern of a
+| signaling NaN, the invalid exception is raised.
+*----------------------------------------------------------------------------*/
+uint_fast32_t
+ softfloat_propagateNaNF32UI( uint_fast32_t uiA, uint_fast32_t uiB )
+{
+
+    if ( softfloat_isSigNaNF32UI( uiA ) || softfloat_isSigNaNF32UI( uiB ) ) {
+        softfloat_raiseFlags( softfloat_flag_invalid );
+    }
+    return defaultNaNF32UI;
+
+}
+