X86: Properly handle bad FPU opcode

[deliverable/binutils-gdb.git] / opcodes / cgen-opc.c

diff --git a/opcodes/cgen-opc.c b/opcodes/cgen-opc.c
index b0405cca0f7cb77119cda72b7f8df2d4f6b2905e..543ce32397b9c784f881ccdaf5393260b3dfdd77 100644 (file)
--- a/opcodes/cgen-opc.c
+++ b/opcodes/cgen-opc.c
@@ -1,7 +1,6 @@
 /* CGEN generic opcode support.
 
-   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2005, 2007, 2009,
-   2012  Free Software Foundation, Inc.
+   Copyright (C) 1996-2016 Free Software Foundation, Inc.
 
    This file is part of libopcodes.
 
@@ -128,7 +127,7 @@ cgen_keyword_add (CGEN_KEYWORD *kt, CGEN_KEYWORD_ENTRY *ke)
        && ! strchr (kt->nonalpha_chars, ke->name[i]))
       {
        size_t idx = strlen (kt->nonalpha_chars);
-       
+
        /* If you hit this limit, please don't just
           increase the size of the field, instead
           look for a better algorithm.  */
@@ -370,7 +369,7 @@ cgen_get_insn_value (CGEN_CPU_DESC cd, unsigned char *buf, int length)
         segments, and endian-convert them, one at a time. */
       int i;
 
-      /* Enforce divisibility. */ 
+      /* Enforce divisibility. */
       if ((length % insn_chunk_bitsize) != 0)
        abort ();
 
@@ -409,7 +408,7 @@ cgen_put_insn_value (CGEN_CPU_DESC cd,
         segments, and endian-convert them, one at a time. */
       int i;
 
-      /* Enforce divisibility. */ 
+      /* Enforce divisibility. */
       if ((length % insn_chunk_bitsize) != 0)
        abort ();
 
@@ -461,9 +460,10 @@ cgen_lookup_insn (CGEN_CPU_DESC cd,
   if (cd->int_insn_p)
     {
       info = NULL;
-      buf = (unsigned char *) alloca (cd->max_insn_bitsize / 8);
+      buf = (unsigned char *) xmalloc (cd->max_insn_bitsize / 8);
       cgen_put_insn_value (cd, buf, length, insn_int_value);
       base_insn = insn_int_value;
+      free (buf);
     }
   else
     {