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| author | Grissiom <[email protected]> | 2013-05-26 22:37:49 +0800 |
|---|---|---|
| committer | Grissiom <[email protected]> | 2013-05-26 22:37:49 +0800 |
| commit | 19fe6251e7085c39c69945aedde4c00b6167043b (patch) | |
| tree | 4a53382e79408eb20abb5bcca57c48fb7373a735 /examples/module/basicapp | |
| parent | 435f305fa2d7e189c5251ae050f811eda562be14 (diff) | |
rm48x50: optimize context_switch_interrupt_to by reuse registers
When saving thread registers in context_switch_interrupt_to, we don't
change them, just move them. So there is no need to always r0-r3 from
stack to the real r0-r3. So just use the intermediate registers and
eliminate 2 MOV.
Diffstat (limited to 'examples/module/basicapp')
0 files changed, 0 insertions, 0 deletions