From 1427d6d2bc4ee5e9b9527dc6177fd251781ce2cd Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Fri, 17 May 1996 08:54:54 -0400
Subject: (insn_cuid): New function.

(INSN_CUID): Sometimes call it.

From-SVN: r11986
---
 gcc/combine.c | 22 +++++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

(limited to 'gcc')

diff --git a/gcc/combine.c b/gcc/combine.c
index 05031d2..889e93e 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -140,9 +140,8 @@ static int max_uid_cuid;
 
 /* Get the cuid of an insn.  */
 
-#define INSN_CUID(INSN) (INSN_UID (INSN) > max_uid_cuid		\
-			 ? (abort(), 0)				\
-			 : uid_cuid[INSN_UID (INSN)])
+#define INSN_CUID(INSN) \
+(INSN_UID (INSN) > max_uid_cuid ? insn_cuid (INSN) : uid_cuid[INSN_UID (INSN)])
 
 /* Maximum register number, which is the size of the tables below.  */
 
@@ -446,6 +445,7 @@ static int reg_bitfield_target_p  PROTO((rtx, rtx));
 static void distribute_notes	PROTO((rtx, rtx, rtx, rtx, rtx, rtx));
 static void distribute_links	PROTO((rtx));
 static void mark_used_regs_combine PROTO((rtx));
+static int insn_cuid		PROTO((rtx));
 
 /* Main entry point for combiner.  F is the first insn of the function.
    NREGS is the first unused pseudo-reg number.  */
@@ -11191,6 +11191,22 @@ distribute_links (links)
     }
 }
 
+/* Compute INSN_CUID for INSN, which is an insn made by combine.  */
+
+static int
+insn_cuid (insn)
+     rtx insn;
+{
+  while (insn != 0 && INSN_UID (insn) > max_uid_cuid
+	 && GET_CODE (insn) == INSN && GET_CODE (PATTERN (insn)) == USE)
+    insn = NEXT_INSN (insn);
+
+  if (INSN_UID (insn) > max_uid_cuid)
+    abort ();
+
+  return INSN_CUID (insn);
+}
+
 void
 dump_combine_stats (file)
      FILE *file;
-- 
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