Could anybody help to review the small patch
http://gcc.gnu.org/ml/gcc-patches/2010-01/msg00531.html
thanks
Guozhi
On Sat, Jan 9, 2010 at 7:25 PM, Carrot Wei wrote:
> OK, I filed a bug to trace it.
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42671
>
> thanks
> Guozhi
>
> On Thu, Jan 7, 2010 at
OK, I filed a bug to trace it.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42671
thanks
Guozhi
On Thu, Jan 7, 2010 at 6:23 PM, Richard Earnshaw wrote:
>
> On Wed, 2010-01-06 at 18:26 +, Paul Brook wrote:
>> On Wednesday 06 January 2010, Carrot Wei wrote:
>> > So thumb2 can also use the instr
On Thursday 07 January 2010, Richard Earnshaw wrote:
> On Wed, 2010-01-06 at 18:26 +, Paul Brook wrote:
> > On Wednesday 06 January 2010, Carrot Wei wrote:
> > > So thumb2 can also use the instructions similar to thumb1, right? It
> > > potentially has better performance and smaller code size.
On Wed, 2010-01-06 at 18:26 +, Paul Brook wrote:
> On Wednesday 06 January 2010, Carrot Wei wrote:
> > So thumb2 can also use the instructions similar to thumb1, right? It
> > potentially has better performance and smaller code size.
>
> Technically yes, however in ARMv7 the relevant instruct
On Thu, Jan 7, 2010 at 2:10 AM, Carrot Wei wrote:
> Does "deprecated" mean it works currently but may not work in future versions?
>
> In chapter A8.6.6 of document
> http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0406b/index.html
> I can't find it is mentioned that (add.n , pc) is
Does "deprecated" mean it works currently but may not work in future versions?
In chapter A8.6.6 of document
http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0406b/index.html
I can't find it is mentioned that (add.n , pc) is deprecated.
thanks
Carrot
On Thu, Jan 7, 2010 at 2:26 AM,
On Wednesday 06 January 2010, Carrot Wei wrote:
> So thumb2 can also use the instructions similar to thumb1, right? It
> potentially has better performance and smaller code size.
Technically yes, however in ARMv7 the relevant instruction (add.n , pc)
is deprecated.
Paul
So thumb2 can also use the instructions similar to thumb1, right? It
potentially has better performance and smaller code size.
thanks
Carrot
On Tue, Jan 5, 2010 at 7:06 PM, Richard Earnshaw wrote:
>
> On Tue, 2010-01-05 at 15:42 +0800, Carrot Wei wrote:
>> Hi
>>
>> In function arm_load_pic_regis
On Tue, 2010-01-05 at 15:42 +0800, Carrot Wei wrote:
> Hi
>
> In function arm_load_pic_register in file arm.c there are following code:
>
> if (TARGET_ARM)
> {
> ...
> }
> else if (TARGET_THUMB2)
> {
> /* Thumb-2 only allows very limited access
Hi
In function arm_load_pic_register in file arm.c there are following code:
if (TARGET_ARM)
{
...
}
else if (TARGET_THUMB2)
{
/* Thumb-2 only allows very limited access to the PC. Calculate the
address in a temporary reg
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