From 8a50944770a5c638b6718bd942798b871153757f Mon Sep 17 00:00:00 2001
From: Joseph Myers <joseph@codesourcery.com>
Date: Sat, 12 Oct 2013 12:22:14 +0000
Subject: [PATCH] soft-fp: make ordered comparisons raise "invalid" for quiet
 NaNs (bug 14910).

---
 ChangeLog       |  9 +++++++++
 NEWS            | 12 ++++++------
 soft-fp/gedf2.c |  2 +-
 soft-fp/gesf2.c |  2 +-
 soft-fp/getf2.c |  2 +-
 soft-fp/ledf2.c |  2 +-
 soft-fp/lesf2.c |  2 +-
 soft-fp/letf2.c |  2 +-
 8 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2b2e470..87a1238 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,14 @@
 2013-10-12  Joseph Myers  <joseph@codesourcery.com>
 
+	[BZ #14910]
+	* soft-fp/gedf2.c (__gedf2): Raise "invalid" exception for all
+	unordered operands.
+	* soft-fp/gesf2.c (__gesf2): Likewise.
+	* soft-fp/getf2.c (__getf2): Likewise.
+	* soft-fp/ledf2.c (__ledf2): Likewise.
+	* soft-fp/lesf2.c (__lesf2): Likewise.
+	* soft-fp/letf2.c (__letf2): Likewise.
+
 	* soft-fp/eqdf2.c (__eqdf2): Use FP_INIT_EXCEPTIONS.
 	* soft-fp/eqsf2.c (__eqsf2): Likewise.
 	* soft-fp/eqtf2.c (__eqtf2): Likewise.
diff --git a/NEWS b/NEWS
index 74231dc..f72f059 100644
--- a/NEWS
+++ b/NEWS
@@ -9,12 +9,12 @@ Version 2.19
 
 * The following bugs are resolved with this release:
 
-  156, 431, 13982, 13985, 14155, 14547, 14699, 15048, 15362, 15400, 15427,
-  15522, 15531, 15532, 15608, 15609, 15610, 15632, 15640, 15680, 15681,
-  15723, 15734, 15735, 15736, 15748, 15749, 15754, 15760, 15797, 15844,
-  15849, 15855, 15856, 15857, 15859, 15867, 15886, 15887, 15890, 15892,
-  15893, 15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939, 15963,
-  15966, 15988, 16032, 16034.
+  156, 431, 13982, 13985, 14155, 14547, 14699, 14910, 15048, 15362, 15400,
+  15427, 15522, 15531, 15532, 15608, 15609, 15610, 15632, 15640, 15680,
+  15681, 15723, 15734, 15735, 15736, 15748, 15749, 15754, 15760, 15797,
+  15844, 15849, 15855, 15856, 15857, 15859, 15867, 15886, 15887, 15890,
+  15892, 15893, 15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939,
+  15963, 15966, 15988, 16032, 16034.
 
 * CVE-2012-4412 The strcoll implementation caches indices and rules for
   large collation sequences to optimize multiple passes.  This cache
diff --git a/soft-fp/gedf2.c b/soft-fp/gedf2.c
index a36f572..fa2b525 100644
--- a/soft-fp/gedf2.c
+++ b/soft-fp/gedf2.c
@@ -41,7 +41,7 @@ CMPtype __gedf2(DFtype a, DFtype b)
   FP_UNPACK_RAW_D(A, a);
   FP_UNPACK_RAW_D(B, b);
   FP_CMP_D(r, A, B, -2);
-  if (r == -2 && (FP_ISSIGNAN_D(A) || FP_ISSIGNAN_D(B)))
+  if (r == -2)
     FP_SET_EXCEPTION(FP_EX_INVALID);
   FP_HANDLE_EXCEPTIONS;
 
diff --git a/soft-fp/gesf2.c b/soft-fp/gesf2.c
index 899fcc5..4778937 100644
--- a/soft-fp/gesf2.c
+++ b/soft-fp/gesf2.c
@@ -41,7 +41,7 @@ CMPtype __gesf2(SFtype a, SFtype b)
   FP_UNPACK_RAW_S(A, a);
   FP_UNPACK_RAW_S(B, b);
   FP_CMP_S(r, A, B, -2);
-  if (r == -2 && (FP_ISSIGNAN_S(A) || FP_ISSIGNAN_S(B)))
+  if (r == -2)
     FP_SET_EXCEPTION(FP_EX_INVALID);
   FP_HANDLE_EXCEPTIONS;
 
diff --git a/soft-fp/getf2.c b/soft-fp/getf2.c
index d9cb26d..4c544d4 100644
--- a/soft-fp/getf2.c
+++ b/soft-fp/getf2.c
@@ -41,7 +41,7 @@ CMPtype __getf2(TFtype a, TFtype b)
   FP_UNPACK_RAW_Q(A, a);
   FP_UNPACK_RAW_Q(B, b);
   FP_CMP_Q(r, A, B, -2);
-  if (r == -2 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+  if (r == -2)
     FP_SET_EXCEPTION(FP_EX_INVALID);
   FP_HANDLE_EXCEPTIONS;
 
diff --git a/soft-fp/ledf2.c b/soft-fp/ledf2.c
index 6922d2f..7d54e98 100644
--- a/soft-fp/ledf2.c
+++ b/soft-fp/ledf2.c
@@ -41,7 +41,7 @@ CMPtype __ledf2(DFtype a, DFtype b)
   FP_UNPACK_RAW_D(A, a);
   FP_UNPACK_RAW_D(B, b);
   FP_CMP_D(r, A, B, 2);
-  if (r == 2 && (FP_ISSIGNAN_D(A) || FP_ISSIGNAN_D(B)))
+  if (r == 2)
     FP_SET_EXCEPTION(FP_EX_INVALID);
   FP_HANDLE_EXCEPTIONS;
 
diff --git a/soft-fp/lesf2.c b/soft-fp/lesf2.c
index cee5614..954a418 100644
--- a/soft-fp/lesf2.c
+++ b/soft-fp/lesf2.c
@@ -41,7 +41,7 @@ CMPtype __lesf2(SFtype a, SFtype b)
   FP_UNPACK_RAW_S(A, a);
   FP_UNPACK_RAW_S(B, b);
   FP_CMP_S(r, A, B, 2);
-  if (r == 2 && (FP_ISSIGNAN_S(A) || FP_ISSIGNAN_S(B)))
+  if (r == 2)
     FP_SET_EXCEPTION(FP_EX_INVALID);
   FP_HANDLE_EXCEPTIONS;
 
diff --git a/soft-fp/letf2.c b/soft-fp/letf2.c
index 7644b26..76d6119 100644
--- a/soft-fp/letf2.c
+++ b/soft-fp/letf2.c
@@ -41,7 +41,7 @@ CMPtype __letf2(TFtype a, TFtype b)
   FP_UNPACK_RAW_Q(A, a);
   FP_UNPACK_RAW_Q(B, b);
   FP_CMP_Q(r, A, B, 2);
-  if (r == 2 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+  if (r == 2)
     FP_SET_EXCEPTION(FP_EX_INVALID);
   FP_HANDLE_EXCEPTIONS;
 
-- 
2.7.4