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authoraoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4>2001-01-09 09:28:07 +0000
committeraoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4>2001-01-09 09:28:07 +0000
commit69f720eca0e1cefe4d8b0b35c55de0896dfb229d (patch)
tree7c71d9ceb57a1d61ac186ec01a55bcb1a6ae39fa /gcc/hwint.h
parentc84a434a65860e49392d39cb1f6482712bd6c393 (diff)
downloadgcc-69f720eca0e1cefe4d8b0b35c55de0896dfb229d.tar.gz
* hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
if it's wider than long and the target's long is wider than the host's. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@38820 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/hwint.h')
-rw-r--r--gcc/hwint.h25
1 files changed, 24 insertions, 1 deletions
diff --git a/gcc/hwint.h b/gcc/hwint.h
index 91973b8187a..767620af506 100644
--- a/gcc/hwint.h
+++ b/gcc/hwint.h
@@ -1,5 +1,5 @@
/* HOST_WIDE_INT definitions for the GNU compiler.
- Copyright (C) 1998 Free Software Foundation, Inc.
+ Copyright (C) 1998, 2001 Free Software Foundation, Inc.
This file is part of GNU CC.
@@ -15,6 +15,29 @@
/* Find the largest host integer type and set its size and type. */
+/* Use long long on the host if the target has a wider long type than
+ the host. */
+
+#if ! defined HOST_BITS_PER_WIDE_INT \
+ && defined HOST_BITS_PER_LONGLONG \
+ && (HOST_BITS_PER_LONGLONG > HOST_BITS_PER_LONG) \
+ && (defined (LONG_LONG_MAX) || defined (LONGLONG_MAX) \
+ || defined (LLONG_MAX) || defined (__GNUC__))
+
+# ifdef MAX_LONG_TYPE_SIZE
+# if MAX_LONG_TYPE_SIZE > HOST_BITS_PER_LONG
+# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG
+# define HOST_WIDE_INT long long
+# endif
+# else
+# if LONG_TYPE_SIZE > HOST_BITS_PER_LONG
+# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG
+# define HOST_WIDE_INT long long
+# endif
+# endif
+
+#endif
+
#ifndef HOST_BITS_PER_WIDE_INT
# if HOST_BITS_PER_LONG > HOST_BITS_PER_INT