svn commit: r234337 - in head: lib/libc/arm/gen sys/arm/include
Bjoern A. Zeeb
bzeeb-lists at lists.zabbadoz.net
Mon Apr 16 20:01:35 UTC 2012
On 16. Apr 2012, at 19:41 , Juli Mallett wrote:
> On Mon, Apr 16, 2012 at 02:38, Andrew Turner <andrew at freebsd.org> wrote:
>> Replace the C implementation of __aeabi_read_tp with an assembly version.
>> This ensures we follow the ABI by preserving registers r1-r3.
>> + ldr r0, .Larm_tp_address
>> + ldr r0, [r0]
>> + RET
>> + .word ARM_TP_ADDRESS
> Why is this indirection required? Can't you just use ARM_TP_ADDRESS
> instead of loading it from data? Also, is our convention for ARM to
> use END() with ENTRY() or not?
Don't you generally want END() . ?
Bjoern A. Zeeb You have to have visions!
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