How to dedicate a register for special purpose in gcc?

2007-01-04 Thread 吴曦
Hi, How can I dedicate a register for special purpose, that means, the dedicated register only appears in the inserted code of my own, but never allocated in the rest of code. I have read some doc(gcc int) about the register usage but still have no idea. I would *really* appreciate any help I

Re: How to dedicate a register for special purpose in gcc?

2007-01-04 Thread Daniel Jacobowitz
On Fri, Jan 05, 2007 at 12:53:16PM +0800, wrote: Hi, How can I dedicate a register for special purpose, that means, the dedicated register only appears in the inserted code of my own, but never allocated in the rest of code. I have read some doc(gcc int) about the register usage but

Re: How to dedicate a register for special purpose in gcc?

2007-01-04 Thread Ian Lance Taylor
吴曦 [EMAIL PROTECTED] writes: How can I dedicate a register for special purpose, that means, the dedicated register only appears in the inserted code of my own, but never allocated in the rest of code. I have read some doc(gcc int) about the register usage but still have no idea. This