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From: Thomas Schwinge <thomas@codesourcery.com>
To: qemu-devel@nongnu.org
Cc: qemu-trivial@nongnu.org, Thomas Schwinge <thomas@codesourcery.com>
Subject: [Qemu-trivial] [PATCH] fpu: Simplify floatx80ToCommonNaN function.
Date: Fri, 31 May 2013 11:39:14 +0200	[thread overview]
Message-ID: <1369993154-17690-1-git-send-email-thomas@codesourcery.com> (raw)

Signed-off-by: Thomas Schwinge <thomas@codesourcery.com>
---
 fpu/softfloat-specialize.h |   15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git fpu/softfloat-specialize.h fpu/softfloat-specialize.h
index 518f694..83add1a 100644
--- fpu/softfloat-specialize.h
+++ fpu/softfloat-specialize.h
@@ -934,15 +934,14 @@ static commonNaNT floatx80ToCommonNaN( floatx80 a STATUS_PARAM)
     commonNaNT z;
 
     if ( floatx80_is_signaling_nan( a ) ) float_raise( float_flag_invalid STATUS_VAR);
-    if ( a.low >> 63 ) {
-        z.sign = a.high >> 15;
-        z.low = 0;
-        z.high = a.low << 1;
-    } else {
-        z.sign = floatx80_default_nan_high >> 15;
-        z.low = 0;
-        z.high = floatx80_default_nan_low << 1;
+    /* Replace a Pseudo NaN with a default NaN.  */
+    if (!(a.low >> 63)) {
+        a.low = floatx80_default_nan_low;
+        a.high = floatx80_default_nan_high;
     }
+    z.sign = a.high >> 15;
+    z.low = 0;
+    z.high = a.low << 1;
     return z;
 }
 
-- 
1.7.10.4



WARNING: multiple messages have this Message-ID (diff)
From: Thomas Schwinge <thomas@codesourcery.com>
To: qemu-devel@nongnu.org
Cc: qemu-trivial@nongnu.org, Thomas Schwinge <thomas@codesourcery.com>
Subject: [Qemu-devel] [PATCH] fpu: Simplify floatx80ToCommonNaN function.
Date: Fri, 31 May 2013 11:39:14 +0200	[thread overview]
Message-ID: <1369993154-17690-1-git-send-email-thomas@codesourcery.com> (raw)

Signed-off-by: Thomas Schwinge <thomas@codesourcery.com>
---
 fpu/softfloat-specialize.h |   15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git fpu/softfloat-specialize.h fpu/softfloat-specialize.h
index 518f694..83add1a 100644
--- fpu/softfloat-specialize.h
+++ fpu/softfloat-specialize.h
@@ -934,15 +934,14 @@ static commonNaNT floatx80ToCommonNaN( floatx80 a STATUS_PARAM)
     commonNaNT z;
 
     if ( floatx80_is_signaling_nan( a ) ) float_raise( float_flag_invalid STATUS_VAR);
-    if ( a.low >> 63 ) {
-        z.sign = a.high >> 15;
-        z.low = 0;
-        z.high = a.low << 1;
-    } else {
-        z.sign = floatx80_default_nan_high >> 15;
-        z.low = 0;
-        z.high = floatx80_default_nan_low << 1;
+    /* Replace a Pseudo NaN with a default NaN.  */
+    if (!(a.low >> 63)) {
+        a.low = floatx80_default_nan_low;
+        a.high = floatx80_default_nan_high;
     }
+    z.sign = a.high >> 15;
+    z.low = 0;
+    z.high = a.low << 1;
     return z;
 }
 
-- 
1.7.10.4

             reply	other threads:[~2013-05-31  9:40 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-31  9:39 Thomas Schwinge [this message]
2013-05-31  9:39 ` [Qemu-devel] [PATCH] fpu: Simplify floatx80ToCommonNaN function Thomas Schwinge
2013-05-31 12:07 ` [Qemu-trivial] " Michael Tokarev
2013-05-31 12:07   ` [Qemu-devel] " Michael Tokarev
2013-05-31 12:24   ` Paolo Bonzini
2013-05-31 12:24     ` [Qemu-devel] " Paolo Bonzini
2013-05-31 12:34   ` [Qemu-trivial] [Qemu-devel] " Peter Maydell
2013-05-31 12:34     ` [Qemu-devel] [Qemu-trivial] " Peter Maydell
2013-05-31 13:01     ` [Qemu-trivial] [Qemu-devel] " Thomas Schwinge
2013-05-31 13:01       ` [Qemu-devel] [Qemu-trivial] " Thomas Schwinge
2013-05-31 14:45       ` [Qemu-trivial] [Qemu-devel] " Peter Maydell
2013-05-31 14:45         ` [Qemu-devel] [Qemu-trivial] " Peter Maydell
2013-06-03 11:05         ` [Qemu-trivial] [Qemu-devel] " Thomas Schwinge
2013-06-03 11:05           ` [Qemu-devel] [Qemu-trivial] " Thomas Schwinge

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