From: Richard Henderson <rth@cygnus.com>
Date: Sat, 27 May 2000 20:03:31 +0000 (-0700)
Subject: gensupport.c (collect_insn_data): Record the maximum number of alternatives, not... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=892ecf921f5bb5af0e03290433dc2e7dce487ff7;p=gcc.git

gensupport.c (collect_insn_data): Record the maximum number of alternatives, not the last seen.

        * gensupport.c (collect_insn_data): Record the maximum number
        of alternatives, not the last seen.

From-SVN: r34206
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 99e865bcd1a..74b7cb3eb0e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,8 @@
 2000-05-27  Richard Henderson  <rth@cygnus.com>
 
+	* gensupport.c (collect_insn_data): Record the maximum number
+	of alternatives, not the last seen.
+
 	* genoutput.c: Don't include errors.h.
 	(struct data): Add lineno member.
 	(have_error): New.
diff --git a/gcc/gensupport.c b/gcc/gensupport.c
index b475523f472..f25b80026eb 100644
--- a/gcc/gensupport.c
+++ b/gcc/gensupport.c
@@ -415,7 +415,8 @@ collect_insn_data (pattern, palt, pmax)
   switch (code)
     {
     case MATCH_OPERAND:
-      *palt = n_alternatives (XSTR (pattern, 2));
+      i = n_alternatives (XSTR (pattern, 2));
+      *palt = (i > *palt ? i : *palt);
       /* FALLTHRU */
 
     case MATCH_OPERATOR: