loop.h (REGNO_FIRST_LUID, [...]): Provide defaults for insns without luid.

	* loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
	for insns without luid.

From-SVN: r65354

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ac37bd265e830594e3b4646bb9cba66cac77d747..351251363e130951224be34f27ef1b05851a0cd7 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
+       for insns without luid.
+
 2003-04-07  Glen Nakamura  <glen@imodulo.com>
 
        PR opt/8634

diff --git a/gcc/loop.h b/gcc/loop.h
index 362013f39781ff39386ac741adf65537d3243c1b..12a0b6193132d4dc1177b77a87b2981f1c125d43 100644 (file)
--- a/gcc/loop.h
+++ b/gcc/loop.h
@@ -49,9 +49,14 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
   (INSN_UID (INSN) < max_uid_for_loop ? uid_luid[INSN_UID (INSN)] \
    : (abort (), -1))
 
-#define REGNO_FIRST_LUID(REGNO) uid_luid[REGNO_FIRST_UID (REGNO)]
-#define REGNO_LAST_LUID(REGNO) uid_luid[REGNO_LAST_UID (REGNO)]
-
+#define REGNO_FIRST_LUID(REGNO)                        \
+  (REGNO_FIRST_UID (REGNO) < max_uid_for_loop  \
+       ? uid_luid[REGNO_FIRST_UID (REGNO)]     \
+       : 0)
+#define REGNO_LAST_LUID(REGNO)                 \
+  (REGNO_LAST_UID (REGNO) < max_uid_for_loop   \
+       ? uid_luid[REGNO_LAST_UID (REGNO)]      \
+       : INT_MAX)
 
 /* A "basic induction variable" or biv is a pseudo reg that is set
    (within this loop) only by incrementing or decrementing it.  */