From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <7359f0490803171528g6736b46asd92c008305b56d32@mail.gmail.com>
Date: Tue, 18 Mar 2008 09:28:05 +1100
From: "Rob Pike" <robpike@gmail.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@9fans.net>
In-Reply-To: <4b18090638333987bf2f2de39762c0e0@hamnavoe.com>
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References: <1d74d7c3630052c4e6a38187c3978582@quanstro.net>
	<4b18090638333987bf2f2de39762c0e0@hamnavoe.com>
Subject: Re: [9fans] ARM compiler
Topicbox-Message-UUID: 7accd430-ead3-11e9-9d60-3106f5b1d025

Spoilsport.

-rob

On Tue, Mar 18, 2008 at 8:46 AM, Richard Miller <9fans@hamnavoe.com> wrote:
> > speaking of arm:
>  >
>  > does the compiler emit conditional instructions
>  > like subgt?
>
>  term% cat t.c
>  int
>  f(int x)
>  {
>         int y = 0;
>         if (x > 0)
>                 y -= 1;
>         return y;
>  }
>  term% 5c -S t.c
>         TEXT    f+0(SB),0,$4
>         MOVW    $0,R2
>         CMP     $0,R0,
>         SUB.GT  $1,R2,R2
>         MOVW    R2,R0
>         RET     ,
>         RET     ,
>         END     ,
>
>
>