Re-arranged intrinsic macros a bit.

Re-arranged intrinsic macros a bit.

Outside of runtime.h, only the distinction between intrinsics
returning pairs and those returning pairs is really meaningful, not
the internal traditional partitioning of them.

BUG=v8:3947
LOG=n

Committed: https://crrev.com/a69cfac1828fb9020f52a6fc90a1ccc74bb76a88
Cr-Commit-Position: refs/heads/master@{#27137}

[Sven Panne, 2015-03-11 14:57:49]

svenpanne@chromium.org changed reviewers:
+ mstarzinger@chromium.org

[Sven Panne, 2015-03-11 14:57:50]

Hopefully the last CL for this issue... :-)

[Michael Starzinger, 2015-03-11 15:05:14]

LGTM.

[Sven Panne, 2015-03-11 15:11:57]

The CQ bit was checked by svenpanne@chromium.org

[commit-bot: I haz the power, 2015-03-11 15:12:08]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/997933003/1

[commit-bot: I haz the power, 2015-03-11 15:18:49]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-11 15:19:02]

Patchset 1 (id:??) landed as
https://crrev.com/a69cfac1828fb9020f52a6fc90a1ccc74bb76a88
Cr-Commit-Position: refs/heads/master@{#27137}