Improve SeqStringSetChar implementation.

Improve SeqStringSetChar implementation.

R=jkummerow@chromium.org
BUG=

Committed: https://code.google.com/p/v8/source/detail?r=14769

[Jakob Kummerow, 2013-05-22 16:25:51]

Looks good so far, go ahead with the platform ports.

Also, you can remove the class SeqStringSetCharGenerator.

[Yang, 2013-05-23 09:27:23]

On 2013/05/22 16:25:51, Jakob wrote:
> Looks good so far, go ahead with the platform ports.
> 
> Also, you can remove the class SeqStringSetCharGenerator.

Platform ports are done as well.

I accidentally rebased, so the patch set delta is screwed up :/

[Jakob Kummerow, 2013-05-23 09:35:45]

Almost LGTM.

https://codereview.chromium.org/15743006/diff/3001/src/x64/lithium-codegen-x6...
File src/x64/lithium-codegen-x64.cc (right):

https://codereview.chromium.org/15743006/diff/3001/src/x64/lithium-codegen-x6...
src/x64/lithium-codegen-x64.cc:1688: __ SmiToInteger32(value, value);
No.

https://codereview.chromium.org/15743006/diff/3001/src/x64/lithium-codegen-x6...
src/x64/lithium-codegen-x64.cc:1689: __ SmiToInteger32(index, index);
No, no, no.

[Jakob Kummerow, 2013-05-23 09:50:06]

lgtm

[Yang, 2013-05-23 09:51:17]

Committed patchset #3 manually as r14769 (presubmit successful).