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[Bug gas/14859] Redundant ASP generated for jecxz


From: hjl.tools at gmail dot com
Subject: [Bug gas/14859] Redundant ASP generated for jecxz
Date: Tue, 20 Nov 2012 13:55:57 +0000

http://sourceware.org/bugzilla/show_bug.cgi?id=14859

--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2012-11-20 13:55:57 
UTC ---
(In reply to comment #2)
> It's caused by HJ's Intel TSX patch on 2012-02-08:
> http://sourceware.org/ml/binutils-cvs/2012-02/msg00030.html
> 
> I don't see any jecxz-related logic changes in that patch, but a lot of 
> updates
> to a data table indexed by insn, including the jecxz entry.  A typo there
> perhaps?

There was a latent bug before my change:

static void
output_jump (void)
{
...
  p = frag_more (1 + size);
  *p++ = i.tm.base_opcode;

It simply ignores i.tm.opcode_length.  I will fix it.

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