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From 664634ca66bf069826734420f6324342bbb5e541 Mon Sep 17 00:00:00 2001
From: nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 12 May 2011 09:44:14 +0000
Subject: [PATCH] * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
* config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
instead of abort.
(rx_align_for_label): Test label before extracting its number of
uses.
(rx_max_skip_for_label): Ignore debug insns.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@173694 138bc75d-0d04-0410-961f-82ee72b054a4
index 6fd1153..e0bd176 100644
--- a/gcc/config/rx/rx.c
+++ b/gcc/config/rx/rx.c
@@ -2451,8 +2451,7 @@ rx_is_legitimate_constant (rtx x)
default:
/* FIXME: Can this ever happen ? */
- abort ();
- return false;
+ gcc_unreachable ();
}
break;
@@ -2758,7 +2757,7 @@ rx_align_for_label (rtx lab, int uses_threshold)
because the delay due to the inserted NOPs would be greater than the delay
due to the misaligned branch. If uses_threshold is zero then the alignment
is always useful. */
- if (LABEL_NUSES (lab) < uses_threshold)
+ if (LABEL_P (lab) && LABEL_NUSES (lab) < uses_threshold)
return 0;
return optimize_size ? 1 : 3;
@@ -2775,7 +2774,7 @@ rx_max_skip_for_label (rtx lab)
op = lab;
do
{
- op = next_nonnote_insn (op);
+ op = next_nonnote_nondebug_insn (op);
}
while (op && (LABEL_P (op)
|| (INSN_P (op) && GET_CODE (PATTERN (op)) == USE)));
diff --git a/gcc/config/rx/rx.h b/gcc/config/rx/rx.h
index 4a88a5b..89f2e2c 100644
--- a/gcc/config/rx/rx.h
+++ b/gcc/config/rx/rx.h
@@ -155,7 +155,7 @@ extern enum rx_cpu_types rx_cpu_type;
#define LEGITIMATE_CONSTANT_P(X) rx_is_legitimate_constant (X)
-#define HAVE_PRE_DECCREMENT 1
+#define HAVE_PRE_DECREMENT 1
#define HAVE_POST_INCREMENT 1
#define MOVE_RATIO(SPEED) ((SPEED) ? 4 : 2)
--
1.7.0.4
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