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authorRichard Sandiford <rsandifo@nildram.co.uk>2007-09-16 09:23:31 +0000
committerRichard Sandiford <rsandifo@gcc.gnu.org>2007-09-16 09:23:31 +0000
commit0dc3178264d389a4b65b9b9def5e7ff308ac086c (patch)
tree1d565ae44536375bdec162ca21392712bbad71ef
parent1d6b7f396a30bc20304c97d54379b25f4aa5c92f (diff)
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mips.h (POINTERS_EXTEND_UNSIGNED): Define.
gcc/ * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define. From-SVN: r128524
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/config/mips/mips.h4
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2073182..e250481 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
+
2007-09-15 Zdenek Dvorak <ook@ucw.cz>
* tree-parloops.c: New file.
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 0d23e56..d38bba8 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -1350,6 +1350,10 @@ extern enum mips_llsc_setting mips_llsc;
(MODE) = Pmode; \
}
+/* Pmode is always the same as ptr_mode, but not always the same as word_mode.
+ Extensions of pointers to word_mode must be signed. */
+#define POINTERS_EXTEND_UNSIGNED false
+
/* Define if loading short immediate values into registers sign extends. */
#define SHORT_IMMEDIATES_SIGN_EXTEND