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

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
892ecf92 · Richard Henderson · Richard Henderson · d96a2fcd · 892ecf92 · 892ecf92
Commit 892ecf92 authored May 27, 2000 by Richard Henderson Committed by Richard Henderson May 27, 2000
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gcc/ChangeLog
+3 -0

gcc/gensupport.c
+2 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
 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.
--- 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: