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Re: Thumb32 assembler (58/69)
- From: Paul Brook <paul at codesourcery dot com>
- To: binutils at sources dot redhat dot com
- Cc: Zack Weinberg <zack at codesourcery dot com>,binutils <binutils at sourceware dot org>
- Date: Tue, 26 Apr 2005 17:32:22 +0100
- Subject: Re: Thumb32 assembler (58/69)
- Organization: CodeSourcery
- References: <873btdsvpz.fsf@codesourcery.com>
On Tuesday 26 April 2005 11:01, Zack Weinberg wrote:
> More ARM/Thumb syntax compatibility: teach the ARM encoders to handle
> an omitted second oprand, and adjust the way three-operand Thumb MUL
> works (it's the third, not the second, operand that needs to equal the
> first).
Unfortunately gcc (incorrectly) outputs the three argument form
mul rd, rd, rm
I'll fix gcc, but I guess we want to support this for backwards compatibility.
Paul