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diff gcc/dfp.c @ 19:58ad6c70ea60

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update gcc from 4.4.0 to 4.4.1.
author kent@firefly.cr.ie.u-ryukyu.ac.jp
date Thu, 24 Sep 2009 13:21:57 +0900
parents a06113de4d67
children 77e2b8dfacca
line wrap: on
line diff
--- a/gcc/dfp.c	Thu Sep 24 13:06:16 2009 +0900
+++ b/gcc/dfp.c	Thu Sep 24 13:21:57 2009 +0900
@@ -1,5 +1,5 @@
 /* Decimal floating point support.
-   Copyright (C) 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -132,6 +132,7 @@
   decNumber dn;
   decimal32 d32;
   decContext set;
+  int32_t image;
 
   decContextDefault (&set, DEC_INIT_DECIMAL128);
   set.traps = 0;
@@ -139,7 +140,8 @@
   decimal_to_decnumber (r, &dn); 
   decimal32FromNumber (&d32, &dn, &set);
 
-  buf[0] = *(uint32_t *) d32.bytes;
+  memcpy (&image, d32.bytes, sizeof (int32_t));
+  buf[0] = image;
 }
 
 /* Decode an IEEE 754 decimal32 type into a real.  */
@@ -151,11 +153,13 @@
   decNumber dn;
   decimal32 d32;
   decContext set;
+  int32_t image;
 
   decContextDefault (&set, DEC_INIT_DECIMAL128);
   set.traps = 0;
 
-  *((uint32_t *) d32.bytes) = (uint32_t) buf[0];
+  image = buf[0];
+  memcpy (&d32.bytes, &image, sizeof (int32_t));
 
   decimal32ToNumber (&d32, &dn);
   decimal_from_decnumber (r, &dn, &set); 
@@ -170,6 +174,7 @@
   decNumber dn;
   decimal64 d64;
   decContext set;
+  int32_t image;
 
   decContextDefault (&set, DEC_INIT_DECIMAL128);
   set.traps = 0;
@@ -179,13 +184,17 @@
 
   if (WORDS_BIGENDIAN == FLOAT_WORDS_BIG_ENDIAN)
     {
-      buf[0] = *(uint32_t *) &d64.bytes[0];
-      buf[1] = *(uint32_t *) &d64.bytes[4];
+      memcpy (&image, &d64.bytes[0], sizeof (int32_t));
+      buf[0] = image;
+      memcpy (&image, &d64.bytes[4], sizeof (int32_t));
+      buf[1] = image;
     }
   else
     {
-      buf[0] = *(uint32_t *) &d64.bytes[4];
-      buf[1] = *(uint32_t *) &d64.bytes[0];
+      memcpy (&image, &d64.bytes[4], sizeof (int32_t));
+      buf[0] = image;
+      memcpy (&image, &d64.bytes[0], sizeof (int32_t));
+      buf[1] = image;
     }
 }
 
@@ -198,19 +207,24 @@
   decNumber dn;
   decimal64 d64;
   decContext set;
+  int32_t image;
 
   decContextDefault (&set, DEC_INIT_DECIMAL128);
   set.traps = 0;
 
   if (WORDS_BIGENDIAN == FLOAT_WORDS_BIG_ENDIAN)
     {
-      *((uint32_t *) &d64.bytes[0]) = (uint32_t) buf[0];
-      *((uint32_t *) &d64.bytes[4]) = (uint32_t) buf[1];
+      image = buf[0];
+      memcpy (&d64.bytes[0], &image, sizeof (int32_t));
+      image = buf[1];
+      memcpy (&d64.bytes[4], &image, sizeof (int32_t));
     }
   else
     {
-      *((uint32_t *) &d64.bytes[0]) = (uint32_t) buf[1];
-      *((uint32_t *) &d64.bytes[4]) = (uint32_t) buf[0];
+      image = buf[1];
+      memcpy (&d64.bytes[0], &image, sizeof (int32_t));
+      image = buf[0];
+      memcpy (&d64.bytes[4], &image, sizeof (int32_t));
     }
 
   decimal64ToNumber (&d64, &dn);
@@ -226,6 +240,7 @@
   decNumber dn;
   decContext set;
   decimal128 d128;
+  int32_t image;
 
   decContextDefault (&set, DEC_INIT_DECIMAL128);
   set.traps = 0;
@@ -235,17 +250,25 @@
 
   if (WORDS_BIGENDIAN == FLOAT_WORDS_BIG_ENDIAN)
     {
-      buf[0] = *(uint32_t *) &d128.bytes[0];
-      buf[1] = *(uint32_t *) &d128.bytes[4];
-      buf[2] = *(uint32_t *) &d128.bytes[8];
-      buf[3] = *(uint32_t *) &d128.bytes[12];
+      memcpy (&image, &d128.bytes[0], sizeof (int32_t));
+      buf[0] = image;
+      memcpy (&image, &d128.bytes[4], sizeof (int32_t));
+      buf[1] = image;
+      memcpy (&image, &d128.bytes[8], sizeof (int32_t));
+      buf[2] = image;
+      memcpy (&image, &d128.bytes[12], sizeof (int32_t));
+      buf[3] = image;
     }
   else
     {
-      buf[0] = *(uint32_t *) &d128.bytes[12];
-      buf[1] = *(uint32_t *) &d128.bytes[8];
-      buf[2] = *(uint32_t *) &d128.bytes[4];
-      buf[3] = *(uint32_t *) &d128.bytes[0];
+      memcpy (&image, &d128.bytes[12], sizeof (int32_t));
+      buf[0] = image;
+      memcpy (&image, &d128.bytes[8], sizeof (int32_t));
+      buf[1] = image;
+      memcpy (&image, &d128.bytes[4], sizeof (int32_t));
+      buf[2] = image;
+      memcpy (&image, &d128.bytes[0], sizeof (int32_t));
+      buf[3] = image;
     }
 }
 
@@ -258,23 +281,32 @@
   decNumber dn;
   decimal128 d128;
   decContext set;
+  int32_t image;
 
   decContextDefault (&set, DEC_INIT_DECIMAL128);
   set.traps = 0;
 
   if (WORDS_BIGENDIAN == FLOAT_WORDS_BIG_ENDIAN)
     {
-      *((uint32_t *) &d128.bytes[0])  = (uint32_t) buf[0];
-      *((uint32_t *) &d128.bytes[4])  = (uint32_t) buf[1];
-      *((uint32_t *) &d128.bytes[8])  = (uint32_t) buf[2];
-      *((uint32_t *) &d128.bytes[12]) = (uint32_t) buf[3];
+      image = buf[0];
+      memcpy (&d128.bytes[0],  &image, sizeof (int32_t));
+      image = buf[1];
+      memcpy (&d128.bytes[4],  &image, sizeof (int32_t));
+      image = buf[2];
+      memcpy (&d128.bytes[8],  &image, sizeof (int32_t));
+      image = buf[3];
+      memcpy (&d128.bytes[12], &image, sizeof (int32_t));
     }
   else
     {
-      *((uint32_t *) &d128.bytes[0])  = (uint32_t) buf[3];
-      *((uint32_t *) &d128.bytes[4])  = (uint32_t) buf[2];
-      *((uint32_t *) &d128.bytes[8])  = (uint32_t) buf[1];
-      *((uint32_t *) &d128.bytes[12]) = (uint32_t) buf[0];
+      image = buf[3];
+      memcpy (&d128.bytes[0],  &image, sizeof (int32_t));
+      image = buf[2];
+      memcpy (&d128.bytes[4],  &image, sizeof (int32_t));
+      image = buf[1];
+      memcpy (&d128.bytes[8],  &image, sizeof (int32_t));
+      image = buf[0];
+      memcpy (&d128.bytes[12], &image, sizeof (int32_t));
     }
 
   decimal128ToNumber (&d128, &dn);