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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@429 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/machmode.h b/gcc/machmode.h
index 67bcb35..7b13d20 100644 (file)
--- a/gcc/machmode.h
+++ b/gcc/machmode.h
@@ -98,6 +98,12 @@ extern int mode_unit_size[];
 extern enum machine_mode mode_wider_mode[];
 #define GET_MODE_WIDER_MODE(MODE)      (mode_wider_mode[(int)(MODE)])
 
+/* Return the mode for data of a given size SIZE and mode class CLASS.
+   If LIMIT is nonzero, then don't use modes bigger than MAX_FIXED_MODE_SIZE.
+   The value is BLKmode if no other mode is found.  */
+
+extern enum machine_mode mode_for_size ();
+
 /* Find the best mode to use to access a bit field.  */
 
 extern enum machine_mode get_best_mode ();