From: tnfchris <tnfchris@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 2 Aug 2017 08:55:59 +0000 (+0000)
Subject: 2017-08-02  Tamar Christina  <tamar.christina@arm.com>
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ab1e85ebfa3a755d631d98fd05e1a08b6ed015e1;p=thirdparty%2Fgcc.git

2017-08-02  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
	Correct endianness.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@250818 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d9f8e3e7e8cc..6cd5ca7001b9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2017-08-02  Tamar Christina  <tamar.christina@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
+	Correct endianness.
+
 2017-08-02  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/79499
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 5a2ad7e9156a..fac5063686fc 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -4733,9 +4733,14 @@ aarch64_reinterpret_float_as_int (rtx value, unsigned HOST_WIDE_INT *intval)
 		  CONST_DOUBLE_REAL_VALUE (value),
 		  REAL_MODE_FORMAT (mode));
 
-  ival = zext_hwi (res[0], 32);
-  if (GET_MODE_BITSIZE (mode) == GET_MODE_BITSIZE (DFmode))
-    ival |= (zext_hwi (res[1], 32) << 32);
+  if (mode == DFmode)
+    {
+      int order = BYTES_BIG_ENDIAN ? 1 : 0;
+      ival = zext_hwi (res[order], 32);
+      ival |= (zext_hwi (res[1 - order], 32) << 32);
+    }
+  else
+      ival = zext_hwi (res[0], 32);
 
   *intval = ival;
   return true;